![]() Device for two-stage separation of liquids of different density with automatic discharge
专利摘要:
Apparatus for the vortical separation of liquids having different densities with automatic delivery thereof, such apparatus being suitable, for example, for the separation of oil from waste water. An improvement in efficiency over prior art vortex separators is achieved by disposing a conical insertion piece in the cylindrical housing of a vortex separator, the housing having a cylindrical bottom below which there is disposed a coaxially located vortex chamber to which feed piping is tangentially attached, by providing a slanting bottom for the housing for the filter, and by employing a conical mantle to close the upper part of the filter housing. In the space above the conical insertion piece there are tangentially attached to the cylindrical housing of the filter a discharge piping and a pump, the delivery port of such pump being connected to the lower part of the filter housing. A storage reservoir is tangentially attached to the upper filter housing through discharge piping, and also attached thereto is run-back piping which is connected to the feed piping for the vortex chamber. A discharge coupling is connected to the housing for the filter below the slanting bottom thereof, such coupling being selectively closed by an electromagnetic valve. 公开号:SU1655535A1 申请号:SU837772941 申请日:1983-04-22 公开日:1991-06-15 发明作者:Жайдлик Мирослав 申请人:Выскумны Устав Воднего Господарства (Инопредприятие); IPC主号:
专利说明:
32 : one the second is located the separator 1 with the inlet pipe 30 and the outlet pipe 33, pump 34, sensors 52, 53 connected to the electromagnetic armature (valve 51) placed on the outlet pipe 50 of the separator 1 under the inclined bottom 13 of the vessel 12, the device has a pressure head a pipe 37 with valves, a bypass pipe 46 and a tank 44 with an outlet pipe 45, connected to a pump 34 installed on the discharge pipe 33 of the separator 1. A tangential feed pipe 40 is connected to the bottom of the vessel 12, and its exhaust pipe 41 is tangentially attached to its upper part above a filter element made in the form of a perforated cylinder 14 coaxially installed in the vessel 12 with a conical lid 18. The separator 1 is made in the form of a cylinder with a conical insert 2 installed in it, the conical lid 10 and the bottom 3, and the inlet 30 and outlet 33 of the separator pipelines set tangentially. The device is equipped with a return pipe 48, through which the tangentially installed inlet pipe 30 of the separator 1 is connected to the oil drain pipe (separation pipe) 19 located in the upper part of the cylindrical vessel. 1 h. item f-ly, 1 ill. The invention relates to equipment for the separation of liquids of different densities with automatic release. The effect of gravitational forces or centrifugal forces in various types of gravity separators is mainly used to separate liquids of various densities, such as dispersed oil particles from wastewater. To increase the effect of accumulation of small particles of oil into larger whole, various designs of plate inserts and coalescence filters are used (Czechoslovakia patent No. 189174, class B 01 D 17/02, 1978). Their disadvantage lies in the complexity of the design and the increased requirements for maintenance and care, Most commonly, various open vessel designs are used, from which separated water and oil are drained through the ridges of the drain. (British Patent No. 2037602, Cl. B 01 D 17/02, 1980). Their disadvantage is the requirement for precise installation of the ridges. Sewage water is often pumped from the water tanks to the separators using centrifugal pumps. It is not profitable to install a separator in the pressure pipe of a centrifugal pump, since the separated liquid disperses into very small particles, which makes it difficult to separate them (British Patent No. 1505840, class B 01 D 17/02, 1978). It is more advantageous to install a separator before entering the pump. However, with such a design, it is necessary to develop a reliable device for pumping the separated oil (Swiss Patent No. 614385, cl. B 01 D 17/02, 1979). The disadvantages of these types of equipment are largely eliminated by the equipment for the turbulent (vortex) separation of liquids of various densities. with automatic release in accordance with the invention. The purpose of the invention is to increase the separation efficiency. The drawing shows the device general form. The cylindrical vessel 12 of the separator 1 in the lower part is covered with a conical bottom 3, under which the chamber 4 and the cylindrical column 6 are coaxially mounted. From below the cylindrical stand 6 attaches the flange of the base 7, with which the stand 6 is mounted on the foundation 57. The chamber 4 in the lower part is covered with a conical bottom 5, to which the outlet is coaxially attached a pipeline 8 with an outlet valve 9. A supply pipe 30 is tangentially connected to the cylindrical part of the chamber 4, which has a suction screen 31 and a reverse valve 32 on the water side, In the cylindrical vessel of the separator 1, a conic insert 2 is coaxially mounted. The upper part of the separator 1 is covered with a conical lid 10, above which a cylindrical vessel 12 of the filter 29 is installed by means of a flange joint 11. The lower part of the vessel 12 of the filter 29 is blocked by an inclined bottom 13. The upper part of the vessel 12 of the filter 29 is blocked by an upper flange connection 15, in which The cylinder 16 of the filter 29 is coaxially mounted; it is blocked at the top by a conical cap 18 connected to the flange 17. On the conical cap 18 there is a coaxially mounted separating pipe (pipeline drain the oil) 19 with an air valve 20). A control valve 49 and a return pipe 48, connected to the supply pipe 30, connected tangentially to the chamber 4 under the conical bottom 3 of the cylindrical vessel of separator 1 are connected to the separation pipe 19. In the space above the conical insert 2 to the cylindrical vessel of the separator 1 are tangentially a discharge pipe is connected to the pump 34, which is connected to the pump 34. A pressure pipe 37, a connecting branch 38, a connecting gate 39 and a supply pipe 40, which tang 15 is potentially attached to the lower part of the vessel 12 of the filter 29. K, to the upper cylinder 16 of the filter 29 are tangentially connected to the outlet pipe 41, which is connected through the outlet valve 42 and outlet branch 20 to the tank 44 with the outlet pipe 45. To vessel 12 the filter 29 under the inclined bottom 13 is connected to a discharge pipe 50, terminated by a solenoid valve 51, which is connected by a drive 25 54 to an upper water level sensor 52 AND a connecting wire 55 to a lower oil layer sensor 53. The solenoid valve 51 is connected to the electric motor 35 of the pump 34 by connecting wiring 56. The electric motor 35 with the pump 34 is mounted on the console 36, which is connected to the cylindrical vessel of the separator 1. Under the upper cylinder 16 of the filter 35 29 coaxially mounted perforated cylinder 14 of the filter 29 which has a perforated bottom 21 in the lower part. Above the perforated bottom 21 there is a coaxially installed reinforcement 22 of the lower perforated insert, a screw rod 27, a lower perforated insert 23 and a bottom filter, which is pressed on top of the top perforated insert 24, over which a circular insert 45 coaxially is installed with reinforcement 26 of the top perforated insert, as well as a thumb nut 28 on the screw rod 27. Pressure pipe 37 from pump 34 through connecting branch 38 and bypass the shutter 50 47 is connected by means of a bypass conduit 46 and an outlet branch 43 to a reservoir 44 and an outlet conduit 45. The waste water with oil particles is introduced into the device through a suction net 31 and a reverse shutter 32, black From the supply pipeline in the tangential direction into the chamber 4 under the conical bottom 3 of the cylindrical vessel of the separator 1. As a result of centrifugal forces, more severe sewage is separated from the water, deposited on the conical bottom 5 of the chamber, from which they can go down through the exhaust pipe 8 after open the outlet valve 9. Water with dispersed oil particles after separation of heavier sewage flows in a rotating flow through a round hole in the conical bottom 3 into the space of a cylindrical vessel sep Arator 1. In this space, particles of water and oil gradually fall on large diameters of the spiral movement, as a result of which their speeds decrease. There is a gradual transition from the turbulent flow regime to the laminar one. Under the conical insert 2, small particles of oil accumulate into larger ones. In the space of separator 1, a laminar rotational motion is formed, which allows efficiently separating also small particles of oil in the water. The separated water, having a specific mass, flows under the action of centrifugal forces towards the wall of the cylindrical vessel of the separator 1, and the separated oil is collected in the space around its vertical axis. In the upper part of the cylindrical vessel of the separator 1, under the inclined bottom 13 of the vessel 12 of the filter 29, a continuous layer of separated oil is gradually formed, which is automatically discharged through the outlet (outlet pipe) 50 after opening the solenoid valve 51. Separated water, from which most of the oil substances discharged from the space above the conical insert 2 tap - 1 m by pipe 33, which is tangentially attached to the upper part of the cylindrical vessel of the separator 1. From the pipe pipe 33, water with residual oil remains is pumped through pump 34 through pressure pipe 37, connecting section 38 and connecting gate 39 to supply line 40, which is tangentially attached to the bottom of filter 12 vessel 29. Water is flowing through vessel 12 of filter 29 residues of unseparated oil in a spiral movement through a perforated bottom 21 and perforated cylinder 14 of the filter 29. The filter filler, compressed in a perforated cylinder 14, in the space between the lower perforated insert oh 23 and upper perforated insert 24 operates as a coalescing filter in which small particles are retained before unseparated oil time. These particles in the filter filler accumulate into larger particles, which in as a result, centrifugal forces are concentrated near the axis of the perforated cylinder 14 and flow along with water up into the space under the cone cover 18 of the upper cylinder 16. Purified water, from which residual oil particles are removed, is discharged from the upper cylinder 16 through the tangentially connected exhaust pipe 41 and the outlet branch 43 to reservoir 44, from which it is further discharged through exhaust pipe 45. The separated oil, together with a smaller part of the volume of separated water, is discharged from the space below to A cover 18 through a separation pipe 19, a control valve 49 and a return pipe 48 to the supply pipe 30, which is connected tangentially to the chamber 4 under the conical bottom 3 of the separator 1. After the waste water has been pumped to the electric motor 35 of the pump 34, an electrical signal is supplied via the connecting the wire 56 to the solenoid valve 51, which opens, provided that the upper sensor 52 of the liquid level is immersed in a layer of separated oil, which is signaled by an electrical signal supplied th on the wire 54 of the upper sensor. After opening the solenoid valve 51, a layer of separated oil is discharged from the upper part of the separator 1 through the discharge pipe 50 under the effect of the excess pressure of the separated water, which begins to flow back from the tank 44 through the outlet branch 43, the outlet gate 42 and the exhaust pipe 41 to the upper cylinder 16 of the filter 29. From this space, the water flows back into the cylindrical vessel of the separator 1 simultaneously along two contours. Water flows through the first circuit from the upper cylinder 16 through the separation pipe 19 and the regulating valve 49, the return pipe 48 and the supply pipe 30 into the chamber 4 and from there through the opening in the conical bottom 3 - into the cylindrical vessel of the separator 1. During this reverse movement the water cannot flow out of the supply pipe 30 through the suction grid 31, as under the influence of excess water pressure, the check valve 32 is closed. Through the second circuit the water flows from the upper cylinder 16 back through the filter filler to the lower part of the vessel 12 of the filter 29, from which it returns through the inlet pipe 40, the connecting gate 39, the connecting branch 38 and the pressure pipe 37 through the pump 34 and through the discharge pipe 33 back to the cylindrical vessel of the separator 1. When the water level under the layer the separated oil rises in the cylindrical vessel of the separator 1 to the level of the upper water level sensor 52, the electrical signal of the upper sensor 52 is the wire 54 to the solenoid valve 51, which blocks the discharge of the separated oil through the discharge pipe 50. After closing the solenoid valve 51, it may, if necessary, start again pumping waste water using a pump 34 with an electric motor 35. In exceptional cases, if, when pumping, there is an excessively high concentration of oil in the waste water and if as a result In the cylindrical vessel of the separator 1, a layer of separated oil accumulates up to the level of the lower sensor 53 of the oil layer, the electrical signal of the lower sensor 53 is supplied through the wire 55, as a result of which the electromagnetic valve 51 opens and at the same time the electric motor 35 and the pump 34 are switched off electrical signal that goes through the connecting wire 56. The layer of separated oil is again squeezed out with water flowing back from tank 44 into the cylindrical vessel of separator 1 until the water rises to the level of the upper water level sensor 52. This intermittent duty cycle automatically repeats. When changing the filter filler and cleaning the cylindrical vessel 12 of the filter 29, oil can be used to separate the oil. also the cylindrical vessel of the separator 1 itself by interconnecting the discharge pipe 37 with the outlet pipe 45 through the tank 44, the outlet branch 43, the bypass pipe 46 and the connecting branch 38 after opening the bypass gate 47 and closing the connecting gate 39 and the discharge gate 42. Equipment according to the invention may can also be used without a pump 34 if, for example, water with oil particles flows through the supply pipe 30 into the chamber 4 under the action of its own mass with such pressure that the separated water can flow freely through the output pipe 45.
权利要求:
Claims (2) [1] Claim 1. Device for two-stage separation of liquids of various densities with automatic discharge, comprising a cylindrical vessel with a filter element disposed in it, having an inclined bottom, under which a separator is installed with inlet and outlet piping, a pump, an interface sensor connected to an electromagnetic valve placed on the separator's discharge pipe under an inclined bottom of the vessel, characterized in that, in order to increase the separation efficiency, it is equipped with a discharge pipe with stop valves, a bypass pipeline and a tank with an outlet a pipe connected to a pump installed on the separator’s discharge pipe and a tangential inlet pipe connected to the bottom of the vessel, and its discharge pipe ialno attached to its upper part above fil0 a separator made in the form of a perforated cylinder with a conical lid in a vessel, and the separator is made in the form of a cylinder with a conical insert installed in it, a conical cover and a bottom, and the separator inlet and outlet pipes are installed tangentially. [2] 2. The device according to claim 1, characterized in that it is provided with a return pipe: a pipe through which the tangentially installed separator supply pipe is connected to the oil removal pipe located in the upper part of the cylindrical vessel
类似技术:
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同族专利:
公开号 | 公开日 BG48242A1|1991-01-15| RO87370A|1985-12-20| PL133392B2|1985-05-31| US4447322A|1984-05-08| FR2526325A1|1983-11-10| DD245557A3|1987-05-13| DE3315429C2|1990-02-22| CS231773B1|1984-12-14| CS329982A1|1984-05-14| RO87370B|1985-12-01| HU190719B|1986-10-28| FR2526325B1|1987-01-30| PL241837A1|1984-02-13| DE3315429A1|1983-11-10|
引用文献:
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申请号 | 申请日 | 专利标题 CS823299A|CS231773B1|1982-05-07|1982-05-07|Device for curl separation of liquids with different density with automatic displacement| 相关专利
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