![]() Device for transverse wave exitation in soil
专利摘要:
1507699 Shear wave generators INSTITUT FRANCAIS DU PETROLE 25 June 1975 [27 June 1974] 26935/75 Heading G1G Apparatus for generating acoustic shear waves in the earth comprises a movable target 1 capable of being coupled to the earth, a mass for striking the target and means for giving the mass a velocity substantially parallel to the earth's surface when the mass strikes the target, said means including control means for lifting the mass to a position above the target, thereafter allowing the mass to fall under the influence of gravity with, possibly, a force superimposed thereon and orienting its downward movement towards the target, and movable actuating means orientable with respect to the target for maintaining the mass in in a vertical plane containing the target during the downward movement of the mass. A movable shear wave generator is described in which an anvil 1 is coupled to the earth through a contact surface having corrigations and/or nails, a mass 36 being arranged to hit one of the target areas 19, covered by rubber plates 20. The mass 36 is shown swinging from a rigid arm 80 that is drawn up to the operative position (dotted) by a winch 86 and motor 87 and held in position by an electromagnet 84 on a crane tower 76 seated on the rotatable platform 22. Alternative methods of raising the mass on an arm are Fig. 10 and 12 (not shown) a rack (95) and toothed wheel (92) combination and a multi-segment arm driven by jacks (118-123) when the mass may be given a velocity greater than its free fall velocity. In other embodiments Figs. 5-7 and 11 (not shown) a jib is supported on the crane tower on the platform 22 and the mass 36 is swung from pairs of cables (35) attached to the jib, the initial position of the mass being arranged through a system of cables, pulleys, auxiliary winches and motors. In some embodiments Figs. 5, 6 and 10, 11 (not shown) the mass 36 has a metal surface which may be held by an electromagnet. 公开号:SU873897A3 申请号:SU782661503 申请日:1978-09-08 公开日:1981-10-15 发明作者:Шоле Жак;Лэйотт Пьер-Клод 申请人:Энститю Франсэ Дю Петроль(Фирма); IPC主号:
专利说明:
make a mathematical transformation of the records in order to bring them to the case of pulses of small duration. The closest to the present invention is a device for exciting transverse waves in soil, containing a target element with a surface nain on the ground, which is provided with a protruding element, a mass for applying a blow to the target element, and means for imparting a velocity mass having a component parallel to the surface of the overlay, as well as a rigid support made with the possibility of rotation relative to the target element Gz. The disadvantage of this device is low speed. The purpose of the invention is to increase the speed of the device. The goal is achieved by the fact that in a movable device that allows to create transverse sound waves in the soil and contains a target element with an application surface to the soil, which is equipped with a protruding element, a mass for striking the target element, a mass for imparting to it a velocity having a component parallel to the surface of the application, and the direction of which is orientable relative to a rigid base, the means for communicating the velocity of the masses contain an elongated rigid The element, on the end of which the mass is rigidly fixed and the other end of which is pivotally connected to the rigid support, and means for turning the rigid element. This arrangement is advantageous in that the mass is rigidly held, which makes it easier to move it, as well as more precisely orient its fall in the direction of the element. In this case, the rigid support comprises a platform and a shoulder oriented in a vertical plane and supported by the platform, wherein the rigid element is adapted to rotate on an axis located on the shoulder while the driving means comprise a wheel mounted on the axis, means For a continuous rigid connection during rotation of the shoulder and wheels, and wheel actuation system. The wheel is a pulley connected to the actuation system by means of a belt drive. In this case, the wheel is a gear and the drive system includes a gear rail rigidly connected to the ram, means for holding the gear rail in contact with said gear and other mass mounted on the platform equipped with a magnetic periodic system designed to support the specified mass. The means for communicating to the mass of a specific amplitude velocity are rigidly associated with the vehicle. The target element is supported by two shoulders, rigidly connected at one end to the vehicle and interacting with the driving means for rotating the target element between the contact position with the ground and the position of the outlet. In this case, the device contains means for applying to the mass and the target element an effort that is equally directed with gravity. FIG. Figures 1 and 2 schematically represent the first version of the controls and drive means of the device proposed; in fig. 3 - the same, the second option; Fig, 4 - the same, the third option; in fig. 5 - the same, the fourth option. The first version of the device (Figures 1 and 2) contains an element-support 1 rigidly connected to the platform 2, and a carrier axis 3 around which the elongated element 4 is pivotally rotated, containing two parallel arms rigidly connected with each other. The ends of the arms of the element 4, opposite the axis 3, are fixed to the hinge axis 5. The rigid shoulder 6, carrying the mass 7 at one of its ends, can rotate around the axis 5 at the other end. On the same axis 5 a wheel 8 is mounted with a key, which can be rigidly connected with shoulder 6 by means of removable checks 9. A rigid casing 10 provided with extension 11 can rotate around axis 5 and be rigidly connected to the elongated element by means of removable checks 12. The wheel 8 is rigidly connected to the pulley driven by the winch 13, equipped with an engine 14. The movement of the winch is transmitted to a pulley rigidly connected to the wheel 8 through the mediation of, for example, several V-belts 15. An electromagnet 16 is fixed to the end of the extension 11. The shoulder 6 is provided with a plate 17 intended to be supported on the surface of an electro magnet. A power cylinder 18, the casing of which is rigidly connected to the platform 2 and the rod of which is rigidly connected to the elongated element 4, allows the height of the hinge axis 5 to be adjusted so that the mass at the end of its fall hits one of the impact surfaces 19 of the target element Power cylinders 20, rigidly connected to the chassis of the truck, may be provided to stabilize platform 2 during operation of the device. When the mass is in the lower position, the shoulder b is rigidly connected to the wheel 8 and the engine 14 rotates it until the plate 17 is in contact with the electromagnet. The electromagnet is then actuated to rigidly couple the shoulder 6 and the extension 11 of the case. In order for the device to be turned off by interrupting the power of the electric magnet, it is sufficient to remove the pin 9. The checks 9 and 12 can be installed in their sockets or removed from them by means of mechanical, electromechanical or pneumatic means of a known type. The housing 10 can be provided with several sockets for the checks 12 in order to regulate the position of the electromagnet and thus change the height of the mass drop 7. At the end of the operations, the check 12 is removed in this way so as to disconnect the casing 10 of the element 4 and allow the arm b to the position of the retraction (Fig. 2), at which the mass 7, rigidly connected with the arm 6, rests on the element-support 1. The device variant (Fig. 3) contains an inclined crane mast 21 capable of turning in the vertical plane around the axis 22 rigidly associated with platform 2. The upper part of the crane mast is made in the form of a fork, the branches of which are rigidly connected to the transverse axis 23. The shoulder 24 can be rotated around the axis 23. The end of this shoulder is connected to the mass 7 by means of a block 25 made of an elastic material. The shoulder 24 on the other side of the axis 23 relative to the mass 7 contains an extension 26, on the end of which there is a plate 27. An electromagnet 28 is fixed to the crane mast, provided with an attachment surface for the plate 27. Pulley 29 is located on axis 23 and can rotate on it. It is driven by a winch 30 driven by a motor 31. The shoulder 24 is driven by a pulley 29 by means of a removable rigid coupling system similar to that shown in Fig. 1. The movement of the winch 30 is transmitted to the pulley 29 by means of, for example, several V-belts 32. The inclination of the crane mast 21 is determined so that the axis of rotation 23 lies vertically above the impact surface 19 of the target element. A power cylinder 20 allows adjustment of the length of the arm 24 along the height of the axis 23 relative to the ground. The operation of this device (Fig. 3) is similar to that shown in Figures 1 and 2. The rotation of the pulley 29 under the action of the engine 31 causes the rotational movement of the arm 24 and lifts the load to the position at which the plate 27 abuts against the surface of the application of the electromagnet. The shoulder is then disconnected from the pulley and the device is ready for operation. In the embodiment of the device (Fig. 4), the crane mast 33 can rotate: around an axis rigidly connected to the platform 2, under the action of the power cylinder 34. The axis 35 is supported by the end of the crane mast 33. The gear wheel 36 and the shoulder 37 supporting at its end mass located on axis 35. Carter 38 is located adjacent to the gear wheel and can rotate around axis 35. The rack rail 39, rigidly connected by one of its ends with the rod of the power cylinder 40, engages the gear wheel 36 and is held in engagement, resting Subscribe to the groove, arranged by Three of the crankcase. The device contains another crane mast 41, at the end of which an electromagnet 42 is fixed. The mass contains a metal surface 43, which is adjacent to the surface of the electromagnet. nita when mass is in the upper position. The gear 36 is rigidly connected to the axis 35, and the shoulder 37 supporting the hammer can be tightly connected to this gear by a removable element of the rigid connection — 44. When the gear 36 and the shoulder 37 are rigidly connected to each other, the force is controlled cylinder 40 so that the rack and pinion 39 rotates the mass to the upper position, where it can be held by the electromagnet 42. Then the gear wheel is disconnected from the shoulder 37 and then the device can be activated. In the embodiment of the device (Fig. 5), the controls and driving means of the masses comprise two parallel arms 45 rigidly connected to each other. At one of their ends, they can rotate on an axis 46, rigidly connected with platform 2. At the other of their ends, they support an axis on which two arms can rotate.47, rigidly connected to one another and supporting one of of its ends, an axis on which two arms 48 can turn, also rigidly connected to one another. Mass 7 is rigidly connected to shoulders 48 at one of their ends. The shoulders 45, 47 and 48 are attached respectively to the ends of the power cylinders 49-51, moving in the housings of the power cylinders 52-54, respectively, mounted on platform 2 and on the shoulders 45 and 47. The hinge-shoulders system is adjusted so that in the lower position the mass is opposite one of the impact surfaces 19. Then, the power cylinder 50-43, for example, is driven so as to turn the arm 47 and bring the mass into top position. Then, the same force cylinder actuates and reverses in such a way as to inform the mass 7 of the force, the result of which is composed of the force caused by the force of gravity. In the proposed device, it is possible to change the number of arms controlling the mass and to replace the system of power cylinders with any device that can communicate the impulse whose action is compounded with gravity. In any embodiment, this device is ready, due to its mobility and quickness of operation, to a rapid alternation of shots at successively chosen locations of the seismic profile under study. The device provides significant time and labor savings.
权利要求:
Claims (8) [1] 1. A device for initiating transverse waves in soil, containing a target element with an application surface to the soil, which is provided with a protruding element, a mass for striking the target element and means for imparting a velocity mass having a component parallel to the application surface, as well as A rigid support having the ability to rotate relative to the target element, characterized in that, in order to increase the speed of the device, the means for communicating the velocity to the mass comprise an elongated rigid element, at the end the mass of which is rigidly fixed and the other end of which is pivotally connected to the rigid support, and the driving means for turning the rigid element. [2] 2. A device according to Claim 1, characterized in that it is rigid, the support comprises a platform and a shoulder, . orientable in a vertical plane and supported by the platform, the rigid element being rotatable on an axis located on the shoulder, while moving The units include a wheel mounted on an axle, means for continuous rigid connection with rotation of the shoulder and a wheel, and a wheel actuation system. [3] 3. The device according to claim 2, wherein the wheel is a pulley connected to the drive system by means of a belt drive. [4] 4. The device according to claim 2, wherein the wheel is notched, the drive system comprises a toothed rack rigidly connected to the power cylinder, means for keeping the toothed rack in contact with said toothed wheel and another on the platform, a mass equipped with a batch magnetic system designed to support said mass. [5] 5. The device according to claim 1, characterized in that the means for communicating to the mass of speed are strictly associated with the vehicle. [6] 6. The device according to claim 5, wherein the target element is supported by two arms rigidly connected at one of its ends with the vehicle and interacting with the driving means for rotating the element between the ground contact position and the retracted position. . [7] 7. The device according to claim 1, wherein it contains the means for applying to the mass an effort equally directed with gravity. [8] 8. The device according to claim 5, wherein it contains means of applying to the target element an effort that is equally directed with the force of gravity. Sources of information taken into account in the examination 1. US patent 2740488, cl. 181-121, pub. 1956 2. Brody L.Yu. Methodological issues in the shear wave seismic method. Diss on the claim. Scientific degree of Cand.Tech. sciences. Moscow, VNYgeofizika, 1969, p. 32-33, 39 (prototype). srig.} GW (... ff S $ tf 9 $ f:. phage X; 5 SS5J {i $; 5J; 5 S) 1C W qyi / g
类似技术:
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同族专利:
公开号 | 公开日 DE2528647A1|1976-01-22| JPS5124501A|1976-02-27| IT1039345B|1979-12-10| US4050540A|1977-09-27| SU1175364A3|1985-08-23| FR2276599B1|1979-08-03| JPS5847674B2|1983-10-24| FR2276599A1|1976-01-23| NL7507719A|1975-12-30| GB1507699A|1978-04-19| BE830514A|1975-12-23| DE2528647C2|1985-09-12|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题 US2740489A|1952-05-08|1956-04-03|Socony Mobil Oil Co Inc|Shear wave seismic exploration| US2740488A|1952-05-08|1956-04-03|Socony Mobil Oil Co Inc|Seismic shear wave generator| NL300452A|1962-11-14| US3205971A|1962-11-15|1965-09-14|Continental Oil Co|Suspension and isolation system for seismic shear wave transducers| US3372770A|1966-01-21|1968-03-12|Continental Oil Co|Shear wave transducing apparatus| US3587774A|1968-08-26|1971-06-28|Atlantic Richfield Co|Seismic shear wave impulse generator| FR2060151A1|1969-09-02|1971-06-18|Inst Francais Du Petrole| FR2123940A5|1971-02-05|1972-09-15|Inst Francais Du Petrole|JPS5761024B2|1973-06-20|1982-12-22|Teijin Ltd| US4715471A|1975-10-23|1987-12-29|Fulkerson David W|Self-propelled percussion unit and method of using same| US4921067A|1975-10-23|1990-05-01|Shear Wave Technology|Self-propelled percussion unit and method of using same| US4103756A|1976-12-21|1978-08-01|Applied Theory, Inc.|Stress wave generator| FR2398316B1|1977-07-20|1980-01-04|Inst Francais Du Petrole| JPS54112301A|1978-01-23|1979-09-03|Bolt Associates Inc|Earthquake energy source for moving land| FR2434401B2|1978-07-05|1981-08-14|Inst Francais Du Petrole| FR2434402B2|1978-07-05|1983-02-04|Inst Francais Du Petrole| US4244437A|1979-02-13|1981-01-13|Earl Fulkerson|Apparatus for generating waves in the ground| US4284163A|1979-12-28|1981-08-18|Atlantic Richfield Company|Coupling means for horizontal vibrator with tooth-like projections| US4442916A|1980-12-04|1984-04-17|Conoco Inc.|Underwater shear wave vibrator coupling| FR2505507B1|1981-05-11|1984-01-13|Inst Francais Du Petrole| FR2506030B1|1981-05-14|1984-11-23|Inst Francais Du Petrole| FR2530344B1|1982-07-19|1985-02-01|Inst Francais Du Petrole| US4605089A|1983-06-03|1986-08-12|Spetsialnoe Proektno-Konstruktorskoe I Tekhnologicheskoe Bjuro Po Pogruzhnomu Elektrooborudovaniju Dlya Burenia Skvazhin I Dobychi Nefti Vnpo "Potentsial"|Method of and apparatus for generating shear seismic waves| FR2578060B1|1985-02-28|1987-03-20|Inst Francais Du Petrole|METHOD FOR IMPROVING THE SOIL COUPLING OF EARTHQUAKE SEISMIC SOURCES| JPH0439994Y2|1985-03-01|1992-09-18| US4702343A|1986-03-18|1987-10-27|Chevron Research Company|Nondestructive downhole seismic vibrator source and processes of utilizing the vibrator to obtain information about geologic formations| US4715470A|1986-03-18|1987-12-29|Chevron Research Company|Downhole electromagnetic seismic source| FR2608779B1|1986-12-23|1989-05-19|Inst Francais Du Petrole|IMPROVED DEVICE FOR GENERATING IN THE GROUND BOTH CROSS AND LONGITUDINAL ACOUSTIC WAVES FOLLOWING A PLURALITY OF DIFFERENT DIRECTIONS| US7650962B2|2004-09-17|2010-01-26|Georgia Tech Research Corporation|Rotary actuated seismic source and methods for continuous direct-push downhole seismic testing| US8199611B2|2009-02-05|2012-06-12|Westerngeco L.L.C.|Deriving tilt-corrected seismic data in a multi-axis seismic sensor module| DE102010016202A1|2010-03-30|2011-10-06|Technische Universität München|Grain removing device comprises at least one grain removing unit for the spent grains and cleaning a lower base of a lauter tun, and pivotable planar flow element at approximately horizontal or vertical axis| EP2600175B1|2011-12-02|2014-04-02|Sercel|Truck-mounted vibratory source and method| US10310118B2|2012-02-14|2019-06-04|Halliburton Energy Services, Inc.|Shear wave source for VSP and surface seismic exploration| US8982671B2|2012-04-23|2015-03-17|Halliburton Energy Services, Inc.|Seismic energy sources and methods of use| CN106896416B|2017-03-06|2018-09-18|南华大学|A kind of exploration non-ferrous metallurgical equipment|
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申请号 | 申请日 | 专利标题 FR7422569A|FR2276599B1|1974-06-27|1974-06-27| 相关专利
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