• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The invention relates to a pumping station comprising a container (2) (16) called a container, wherein the container (2) has a bottom (4) and a pump unit which is submersible in (2), and one from the bottom (4) comprises a single circumferential rocking cradle (5) with an inlet (9) for incoming liquid flow and an outlet (10) the station is characterized in that the pump unit (16) (17) (17) and that the inside of the container (2) for outgoing liquid flow. Pump-comprising cross-beam and a pump (18) connected to said cross-beam, wall (5) has a set of axially extending guide elements, (11) arranged to receive and guide a first spirit of the cross-beam (17) (12) arranged to receive and guiding a second spirit of the crossbar (17). which set-up comprises a first guide element and a second guide element Publication image: Figure 9
    公开号:SE1350040A1
    申请号:SE1350040
    申请日:2013-01-14
    公开日:2014-07-15
    发明作者:Jens Reimer；Per Porath
    申请人:Xylem Holdings S R L；
    IPC主号:
    专利说明:

    15 20 25 30 35 and thus needs to be replaced. In such cases, the wastewater rises above the valve of the outlet connection, which can thus be difficult to find and operate.
    Furthermore, specific guide bands / guide pipes and attachment of the same to the container are required, which adds cost and complexity to the pump station.
    Brief Description of the Objects of the Invention The present invention aims to eliminate the above-mentioned disadvantages and shortcomings of prior art pumping stations and to provide an improved pumping station. A basic object of the invention is to provide an improved pump station of initially defined type, which entails easy installation and removal of the pump in the pump station container.
    A further object of the present invention is to provide a pump station in which no retrofitted guide devices are required in the container to steer the pump unit to the desired operating position.
    A further object of the present invention is to provide a pumping station in which installation and removal of the pump is performed by service personnel from ground level without the need for special tools.
    Brief description of the features of the invention According to the invention, at least the basic object is achieved by means of the initially defined pumping station which has the features defined in the independent claim. Preferred embodiments of the present invention are further defined in the dependent claims.
    According to a first aspect of the present invention, there is provided a pumping station of the initially defined type, which is characterized in that the pump unit comprises a crossbeam and a pump connected to said crossbeam, and that the inside of the wall of the container has a pumping station. Axially extending guide member, said set comprising a first guide member adapted to receive and guide a first end of the crossbeam and a second guide member adapted to receive and guide a second end of the cross member.
    Thus, the present invention is based on the insight that by arranging guide elements in the wall of the container and allowing the pump unit to comprise a cross beam running along these guide elements, no expensive retrofitted guide devices are needed in the container.
    Additional advantages and features of the invention will be apparent from the other dependent claims and from the following detailed description of preferred embodiments.
    Brief Description of the Drawings A more complete understanding of the above and other features and advantages of the present invention will become apparent from the following detailed description of preferred embodiments when taken in conjunction with the accompanying drawings, in which: Figs. Is a schematic side view of a pump station; Fig. 5 is a schematic sectional side view of the pump station container taken along the line II-II in Fig. 1, Fig. 3 is a schematic top view of a container, Fig. Is a schematic side view of the pump unit pump unit, Fig. 5 is a schematic perspective view from above of the pump station outlet connection, Fig. 6 is a schematic perspective view from above of the pump unit according to figure 4 and the outlet connection according to figure 5, in mounted condition, Fig. 7 is a schematic sectional side view of the pump station container and outlet connection according to Fig. 5, in assembled condition, Fig. 8 is a schematic sectional side view of an invention according to the invention. pump station in mounted condition, and Fig. 9 is a schematic sectional side view of an inventive pump station in mounted condition taken perpendicular to Fig. 8.
    DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS The present invention relates to a pumping station, generally designated 1, intended for water and wastewater. Reference is initially made to Figure 1. A pumping station 1 according to the invention is usually included in a water and sewerage installation intended to serve one or more properties.
    The pumping station 1 comprises a container 2 which is intended to be buried in the ground in close proximity to the property to be served, at such a depth that a radially projecting collar 3 located in the area of the upper end of the container 2 is level with the ground surface. The container 2 comprises a bottom, generally designated 4, and a circumferential wall 5 extending from the bottom 4. In the embodiment shown, see also figure 2, the bottom 4 consists of a funnel-shaped outer section which slopes down towards and connects to a flat center section.
    It should be pointed out, however, that other designs of the bottom 4 are also conceivable, for example the bottom 4 may consist of only a flat section, a hemispherical section, a funnel-shaped section, or a mixture thereof. Furthermore, the container 2 comprises a foot 6, which is connected to the bottom 4 of the container 2 and which comprises transverse recesses 7 to allow movement of the container 2 by means of a forklift or the like. The projected footprint of the container 2 is preferably smaller than one square with the side 1000 mm, most preferably less than 800 mm. The container 2 also comprises an inspection opening 8 for accessing the inside of the container 2, which inspection opening 8 is closed by means of a lid (not shown) during normal operation. The container 2 comprises an inlet 9 for incoming liquid flow and an outlet 10 for outgoing liquid flow. In the embodiment shown, the inlet 9 opens into a lower part of the container 2, which lower part is constituted by the sump of the pump station 1, and the outlet 10 is located in an upper part of container 2, which upper part consists of a vertical shaft leading from the inspection opening 8. to the lower part of the container 2.
    Preferably, the container 2 is made of plastic and manufactured by rotational molding, in this way a more or less uniform wall thickness of the container 2 can be obtained without internal material stresses. The wall 5 of the container 2 can advantageously contain various transverse and axial stiffeners, which are not shown, in order not to be deformed when it is surrounded by earth / stone.
    Reference is now also made to Figure 3. According to the present invention, the inside of the wall 4 of the container 2 has a set of axially extending guide elements, which set comprises a first guide element, designated 11, 12. Preferably, the first guide element 11 and the first generally and a second guide element, generally referred to as the second guide element 12 opposite each other. the guide element 11 and the second guide element 12 form part of the wall 5 of the container 2. In the preferred embodiment shown, the first guide element 11 consists of a first guide groove and the second guide element 12 of a second guide groove, the first guide groove and the second guide groove being open. radially inwards. In an alternative embodiment, the first guide element 11 consists of a first guide rail and the second guide element 12 of a second guide rail, the first guide rail and the second guide rail projecting radially inwards from the inside of the wall 5 of the container 2. It is also conceivable that the first the guide element 11 consists of a guide groove and the second guide element 12 consists of a guide rail.
    Hereinafter, the first guide member 11 and the second guide member 12 will be described as being shaped like guide grooves unless otherwise indicated. Furthermore, the first guide track 11 and the second guide track 12 will be described with and it will be understood that the same also applies to the second reference only to the first guide track 11, the guide track 12 unless otherwise stated. In the embodiment shown, the first guide groove 11 consists of a radial bulge in the wall 5 of the container 2, it should be pointed out, however, that the guide groove can alternatively be delimited by a pair of wall segments projecting radially inwards from the inside of the container 2 wall 5, or by a recess in container 2 wall 5.
    The first guide groove 11 has an opening 13 in the upper part and a seat 14 in the lower part, and in connection with the upper opening 13 of the first guide groove 11, the wall 5 of the container 2 preferably has a guide surface 15 which slopes in the direction of the upper opening 13. The guide surface 15 preferably has an angle in the range 1-20 degrees in to a horizontal plane, and the guide surface 15 passes via a possible chamfer in the guide groove. Preferably, the seat 14 is for the purpose of preventing the first funnel-shaped and open downwards, that solid material accumulates in the seat 14. the guide groove 11 may in addition have a converging or stepwise converging shape in the direction from the upper opening 13 to the seat 14.
    Reference is now also made to Figure 4, which shows a generally designated 16. a cross beam, generally designated 17, pump unit, The pump unit 16 comprises and a pump 18 connected to said cross beam 17. The cross beam comprises a first end 19 and a second end 20, wherein the first guide member 11 is arranged to receive and guide said first end 19 and the second guide member 12 is arranged to receive and guide said second end 20. In the embodiment shown, the cross beam 17 of a first guide shoe at the first end 19 comprises a second guide shoe at the other end 20 and an intermediate beam 21, for example a downwardly open U-beam. Said first guide shoe and said second guide shoe are preferably made of plastic, the beam 21 of metal. and the intermediate The first guide shoe and the second guide shoe shall be designed to cooperate with the first guide element 11 and the second guide element 12, respectively. In the case where the guide element consists of a guide track, the guide shoe runs in the guide track and in the case where the guide element consists of a guide rail, the guide shoe has a recess in which it should be pointed out that the cross beam 17 in its simplest embodiment consists only of one running along its longitudinal guide rail. stretch uniform beam. When lowering the pump unit 16 into the container 2, the guide surfaces 15 help the first end 19 and the second end 20 of the crossbeam 17 to connect to the first. It should be pointed out that the crossbeam 17 can consist of a crossbeam guide groove 11 and the second guide groove 12, respectively. two ends and thus comprise more than two guide shoes, which cooperate with the corresponding number of guide elements in the container. Preferably, the inlet 9 opens at a level below the seat 14 of the first guide element 11 in such a way that the incoming liquid flow does not flow over the cross beam 17, and furthermore the outlet 10 is preferably located at a level above the seat 14 of the first guide element 11.
    In the embodiment shown, the pump unit 16 comprises an outlet pipe 22 extending between the pump 18 and the cross beam 17, the outlet pipe 22. whereupon the pump 18 hangs under the cross beam 17 in It should be pointed out that the pump 18, as an alternative or as a complement, can be connected to the cross member 17 in a manner other than by means of the outlet pipe 22.
    The outlet pipe 22 is preferably made of metal. The outlet pipe 22 leads further from the cross member 17 and ends in a free end 23.
    The part of the outlet pipe 22 which is located between the crossbeam 17 and the free end 23 is according to an exemplary embodiment completely or partially flexible, however, it is preferred that this part of the outlet pipe 22 is rigid along its entire length. Furthermore, it is preferred that the outlet pipe 22 comprises a non-return valve 24, in order to prevent liquid flowing backwards into the pump station 1 when the pump 18 is not in operation. In the embodiment shown, the non-return valve 24 is located between the cross member 17 and the free end 23 of the outlet pipe 22.
    In the preferred embodiment shown, the pump unit 16 comprises a lifting bracket 25 which is connected to the cross beam 17. The lifting bracket 25 consists of a tube shaped like an upturned U, whereupon the shackles of the lifting bracket 25 run through the cross beam 17. the bracket 25 will be allowed the same When a lifting force does not act on lifting in the direction of the pump 18 to reduce the overall length of the pump unit 16. The shape of the lifting bar 25 means that the cross beam 17 can be rotated about an axially extending center axis of the pump unit 16 with high precision by operation of the lifting bracket 25. is replaced by a wire. The lifting bracket 25 may in alternative embodiments be a chain or the like. 6 and 7.
    The pump station 1 also comprises an outlet connection, generally designated 26. Reference is now also made to the figures 5, which are connected to the outlet 10 of the container 2. The outlet connection 26 comprises a controllable valve 27 with an upstream end 28 and a downstream end 29, and one from said downstream end 29 extending outlet line 30. The controllable valve 27 is accessible from the ground level via the inspection opening 8. In the preferred embodiment shown, the controllable valve 26 is arranged with the upstream end 28 arranged above the downstream end 29. The pump unit 16 is arranged to be releasably connected to the outlet connection 26, more specifically, the outlet pipe 22 of the pump unit 16 is arranged to be releasably connected to the outlet connection 26. The free end 23 of the outlet pipe 22 is arranged to be connected to the upstream end 28 of the outlet connection 26 of the outlet connection. 16 is in a submerged state. In the embodiment shown, the free end 23 of the outlet pipe 22 opens downwards, and thus the free end 23 of the outlet pipe 22 is lowered into the controllable valve 27. The controllable valve 27 can be, for example, a ball valve, slide valve, or the like. Reference is now made to Figures 8 and 9, in which the pump unit 16 has been lowered into the container 2, by letting the first end 18 of the crossbeam 17 run along the first guide element 11 and letting the second end 19 of the crossbeam 17 run along the second guide element 12. When the cross beam 17 of the pump unit 16 comes into contact with the seat 14 of the first guide element 11 and the corresponding seat of the second guide element 12, the pump is a certain height in relation to the pump unit 16 having assumed an operative position. 18 is positioned on a 4 in advance of the bottom 4 of the container 2. In addition, the free end 23 of the outlet pipe 22 is positioned to be connected. of a pipe coupling or a bayonet coupling. In an alternative embodiment, not shown, the connection is of the telescopic type, where the free end 23 of the outlet pipe 22 is lowered into a pipe socket / funnel which is connected to the upstream end 28 of the controllable valve 27 and where a seal is arranged in the interface between them. It should be pointed out that the controllable valve 27 can be constituted by a non-return valve which is actuated by and opens when the four ends 23 of the outlet pipe 22 engage in telescopic engagement with the outlet connection 26.
    In an alternative embodiment not shown, the free end 23 of the outlet pipe 22 is arranged on a short, axially extending pipe segment which is connected to the cross beam 17 and which projects in the downward direction. In one embodiment, the crossbeam 17 has an inner cavity which forms part of the outlet pipe 22, more specifically the outlet pipe 22 extends from the pump 18 to the inner cavity of the crossbeam 17 and further via the above-mentioned pipe segment to the free end 23. When the pump unit 16 is lowered and assumes operating position, the above-mentioned pipe segments are telescopically connected to the outlet connection 26.
    Furthermore, the crossbeam 17, the pump unit 16, or other suitable part of it in connection with the pump unit 16 reaching the operating position can automatically influence the controllable valve 27 in such a way that the same is opened.
    It should be pointed out that the pump station 1 may comprise a plurality of pump units 16 which are immersed in the container 2 next to each other. It is also conceivable that a pump unit may comprise several pumps and / or several crossbeams. In the case of several pumps in the tank, a common outlet connection or individual outlet connections can be used.
    It should also be pointed out that the shaft / upper of the container 2 (not shown) which in cases of an extension is used, the first guide element 11 and that part can be extended by means of an extension is telescopically lowered into the inspection opening 8. the second guide element 12 also extends along the inside of the extension . It should also be pointed out that when an extension is used, it is preferred to extend the outlet connection 26 upwards so that the controllable valve 27 is accessible from an upper opening of the extension.
    Possible modifications of the invention The invention is not limited only to the embodiments described above and shown in the drawings, which have only illustrative and exemplary purposes. This patent application is intended to cover all adaptations and variants of the preferred embodiments described herein, and consequently the present invention is defined by the wording of the appended claims and thus the equipment may be modified in any conceivable manner within the scope of the appended claims.
    It should be noted that all information about / concerning terms below, upper, lower, should be interpreted / read as above, etc., with the equipment oriented in accordance with the figures, with the drawings oriented in such a way that the reference numerals can be read correctly . Thus, such terms only indicate mutual relations in the embodiments shown, which conditions can be changed if the equipment according to the invention is provided with a different construction / design.
    It should be pointed out that even if it is not explicitly stated that features from a specific design can be combined with the features in another design, this should be considered obvious when possible.
    权利要求:
    Claims (12)
    [1]
    A pumping station for water and wastewater, comprising a container (2) (16) said container wherein the container (2) bottom (4) flowing wall (5) and an outlet drawn by, and a pump unit submersible in (2) , and one from the bottom (4) comprises an extending all around - with an inlet (9) for incoming liquid (10) that the pump unit senses - comprises a cross beam (17) (18), and that has a set for outgoing liquid flow, (16) (17) wall (5) axially extending guide element, and a pump connected to said cross beam inside the container (2), which set comprises at least a first guide element (11) arranged to (19) of the cross beam (17) set up to receive and (17). receiving and guiding a first end and a second guide member (12) guiding a second end (20) of the cross beam so that it and the second guide member
    [2]
    Pump station according to claim 1, characterized in that (11) are opposite each other. first guide element (12)
    [3]
    Pump station according to Claim 1 or 2, characterized in that (11) and that the second guide element is constituted by a first guide groove, (12) the first guide element is constituted by a second guide groove.
    [4]
    Pump station according to claim 3, characterized in that each of said first guide groove and said second guide groove comprises a seat (14) which is open downwards. characterized by, (26)
    [5]
    A pumping station according to any one of claims 1-4, comprising an outlet connection (10). that the pump station (1) which is connected to the outlet of the container (1) is characterized in that the outlet (27)
    [6]
    Pump station according to claim 5, the connection (26) comprises a controllable valve with a downstream end (30) of said 13 (28). (29), extending outlet conduit and one downstream end and one from (29) upstream end
    [7]
    Pumping station according to claim 6, if it (27) is arranged above it (27) above its downstream end, characterized by the upstream end (28) of the controllable valve.
    [8]
    Pump station according to one of Claims 5 to 7, (16) to the outlet connection, characterized in that the pump unit is arranged to be releasably connected (26).
    [9]
    Pump station according to claim 8, (16) comprises an outlet pipe (18) to the outlet connection characterized by, (22) and which is arranged to be releasably connected (26). that the pump unit connected to the pump
    [10]
    Pumping station according to Claim 9, (16) (22), characterized in that the pump unit is connected to the cross member (17). outlet pipes
    [11]
    11. ll. Pumping station according to claim 9 or 10, characterized in that (22) the outlet pipe comprises a non-return valve (24).
    [12]
    Pumping station according to one of the preceding claims, characterized in that the container (2) is made of plastic.
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    同族专利:
    公开号 | 公开日
    CN104919118A|2015-09-16|
    EP2946042A1|2015-11-25|
    CA2898044A1|2014-07-17|
    CN104919118B|2017-03-15|
    SE538523C2|2016-09-06|
    US9476189B2|2016-10-25|
    WO2014108869A1|2014-07-17|
    US20150354196A1|2015-12-10|
    引用文献:
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    法律状态:
    优先权:
    申请号 | 申请日 | 专利标题
    SE1350040A|SE538523C2|2013-01-14|2013-01-14|Pumping station|SE1350040A| SE538523C2|2013-01-14|2013-01-14|Pumping station|
    CN201480004732.6A| CN104919118B|2013-01-14|2014-01-13|Pumping plant|
    PCT/IB2014/058217| WO2014108869A1|2013-01-14|2014-01-13|Pump station|
    US14/760,645| US9476189B2|2013-01-14|2014-01-13|Pump station|
    CA2898044A| CA2898044A1|2013-01-14|2014-01-13|Pump station|
    EP14702304.8A| EP2946042A1|2013-01-14|2014-01-13|Pump station|
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