Hydraulic engineering valve sealing detection tool

Abstract

The utility model relates to the technical field of valve detection tools, in particular to a hydraulic engineering valve sealing detection tool, which comprises a base, corner supporting rods, a lifting plate, a hydraulic cylinder, an upper sealing disc and a lower sealing disc, and is characterized in that one side of the lifting plate is fixedly connected with a guide plate structure, one side of the guide plate structure is connected with a connecting rope in a sliding manner, and the connecting rope is connected with the corner supporting rods. And a moving block is fixedly mounted at one end of the connecting rope. The lifting device has the advantages that through cooperation of the base, the corner supporting rods, the lifting plate, the hydraulic cylinder, the upper sealing disc, the lower sealing disc, the guide plate structure, the connecting rope, the moving block, the push plate, the reset spring, the positioning rod, the guide rod and the clamping block structure, the position of the lifting plate can be fixed and loosened more quickly in the follow-up process; and through cooperation of a first ball, a second ball and a third ball, friction is reduced in the adjusting process, and therefore adjusting is easier, easier and more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of valve detection tooling, in particular to a valve sealing detection tooling for a water conservancy project. Background Art

[0002] The valve seal test tool is a special tool or equipment used to test the valve sealing performance. Its design principle and specific structure may vary depending on the valve type, specification and test requirements.

[0003] Chinese utility model application number CN202322407251.9 discloses a valve sealing surface detection tool, including a bottom fixing plate, a hydraulic cylinder is fixedly connected to the middle position of the top of the top fixing plate, the bottom of the hydraulic cylinder is fixedly connected to an upper sealing disk, one side of the top of the upper sealing disk is fixedly connected to an air valve interface, and one end of the corner support rod is provided with a structure for facilitating adjustment of the working height. The valve sealing surface detection tool is provided with a positioning screw hole, a sliding cylinder and a positioning bolt. When in use, a support is placed on the bottom sealing disk, the hydraulic cylinder is started, and the hydraulic cylinder presses down to generate a The reaction force on the top causes the top fixed plate to slide upward along the corner support rod, and the sliding cylinder makes the up and down displacement smoother and more stable. After reaching the corresponding height, the positioning bolt is reinserted, and the positioning bolt is inserted into the positioning screw hole to complete the height fixation, thereby realizing the function of facilitating the adjustment of the working height. It solves the problem that the device does not have the function of facilitating the adjustment of the working height. However, the device still has some shortcomings during use: the device is fixed by the positioning bolt after completing the adjustment operation. In the actual operation process, the positioning and removal of the positioning bolt are relatively troublesome, which makes it still not easy to adjust the height. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the utility model is to provide a hydraulic engineering valve seal detection tool to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a hydraulic engineering valve sealing detection tool, including a base, a corner support rod, a lifting plate, a hydraulic cylinder, an upper sealing plate and a lower sealing plate, characterized in that: one side of the lifting plate is fixedly connected to a guide plate structure, one side of the guide plate structure is slidably connected to a connecting rope, one end of the connecting rope is fixedly installed with a moving block, the other end of the connecting rope is fixedly installed with a push plate, one side of the moving block is fixedly installed with a return spring, one side of the moving block is fixedly installed with a positioning rod, one end of the return spring is connected to the guide plate structure, one side of the lifting plate is fixedly connected to a guide rod, the inside of the guide rod is slidably connected with a card block structure, and a guide hole is opened in the middle of the push plate. The above-mentioned scheme is adopted to achieve The technical effect is: by pushing the push plate inward, the movement of the push plate drives the moving block to move through the connecting rope, and then the push plate moves and contacts the inclined surface to apply pressure to cause the positioning block to contract. When the push plate moves to the corresponding position, the rebound of the auxiliary spring drives the positioning block to reset, thereby positioning the push plate. At this time, the positioning rod is disengaged from the positioning hole on one side of the corner support rod, and then the height of the lifting plate is adjusted. After the adjustment operation is completed, the limit of the push plate is released by pressing the two push blocks inward, and then the rebound of the reset spring drives the moving block to reset, so that the positioning rod is inserted into the corresponding positioning hole on one side of the corner support rod to fix the lifting plate, and then the hydraulic cylinder drives the upper sealing disc to cooperate with the lower sealing disc to descend to perform a sealing test on the valve used in water conservancy projects.

[0007] Preferably, any of the above schemes is that the guide plate structure includes a support plate, a guide groove is provided on one side of the support plate, a fixed rod is fixedly connected to one side of the support plate, a guide ring is fixedly connected to one end of the fixed rod, and a connecting rope is provided in the middle of the guide ring. The technical effect achieved by adopting the above scheme is that the movement of the connecting rope can be guided by the guide ring, so that the movement of the moving block can drive the push plate to perform corresponding moving operations.

[0008] Preferably, any of the above schemes comprises a block body, a guide slider is fixedly connected to one side of the block body, a first ball is provided on the surface of the guide slider, and a positioning rod is fixedly installed on one side of the block body. The technical effect achieved by adopting the above scheme is that when the push plate moves, the guide slider moves, so that the block body can move stably, so that the positioning rod can perform corresponding moving operations.

[0009] Preferably, any of the above schemes is that the guide groove and the guide slider are both T-shaped, the surface of the first ball is tangent to the inner wall of the guide groove, and a plurality of second balls are provided on the inner wall of the guide ring, and the plurality of second balls are equidistantly distributed on the inner wall of the guide ring. The technical effect achieved by adopting the above scheme is that the second balls can reduce the friction between the connecting rope and the guide ring when the connecting rope moves, thereby ensuring the service life of the connecting rope.

[0010] Preferably, any of the above schemes has a height of the guide rod that is the same as a height of the guide hole, and third balls are provided on both sides of the push plate, and the surface of the third balls is tangent to one side of the support plate. The technical effect achieved by adopting the above scheme is that the third balls can reduce the friction between the push plate and the support plate when the push plate moves, thereby making the adjustment easier and more convenient.

[0011] Preferably, any of the above schemes is that the blocking block structure includes a positioning block, one side of the positioning block is fixedly connected to a push block, one side of the push block is fixedly installed with an auxiliary spring, and one side of the positioning block is provided with an inclined surface. The technical effect achieved by adopting the above scheme is: the push plate is moved by pushing the push plate, and then the push plate slides along the surface of the guide rod and contacts with the inclined surface to apply pressure to the positioning block. When the push plate passes through the positioning block, the auxiliary spring rebounds and drives the positioning block to reset, thereby positioning the position of the push plate, so that the positioning rod is separated from the positioning hole on one side of the corner support rod.

[0012] Preferably, any of the above schemes is that the push block is L-shaped, one end of the push block penetrates the bottom of the lifting plate, the number of the card block structures is two, and the two card blocks are symmetrically distributed inside the guide rod. The technical effect achieved by adopting the above scheme is: the push block can be easily pressed inward to relax the limit of the positioning block on the push plate, so that the positioning rod moves to fix the position of the lifting plate.

[0013] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0014] 1. This hydraulic engineering valve seal detection tooling, through the cooperation among the base, corner support rods, lifting plate, hydraulic cylinder, upper sealing plate, lower sealing plate, guide plate structure, connecting rope, moving block, push plate, reset spring, positioning rod, guide rod and card block structure, can subsequently fix and release the position of the lifting plate more quickly, thereby making the operation simpler and more convenient.

[0015] 2. This hydraulic engineering valve seal detection tooling can reduce friction during the adjustment process through the cooperation between the first ball, the second ball and the third ball, thereby making the adjustment easier and more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the first perspective of the embodiment of the utility model;

[0017] Figure 2 For the first embodiment of the utility model Figure 1 A schematic diagram of the structure at A;

[0018] Figure 3 This is a schematic diagram of the structure of the first embodiment of the utility model from a second viewing angle;

[0019] Figure 4 This is the first embodiment of the utility model Figure 3 Schematic diagram of the structure at B;

[0020] Figure 5 This is a schematic diagram of the structure of the first embodiment of the utility model from a third viewing angle;

[0021] Figure 6 This is the first embodiment of the utility model Figure 5 Schematic diagram of the structure at C;

[0022] Figure 7 This is a schematic diagram of the structure of the fourth viewing angle of the first embodiment of the utility model.

[0023] Among them: 1-base, 2-corner support rod, 3-lifting plate, 4-hydraulic cylinder, 5-upper sealing plate, 6-lower sealing plate, 7-guide plate structure, 701-support plate, 702-guide slide groove, 703-fixing rod, 704-guide ring, 8-connecting rope, 9-moving block, 901-block, 902-guide slider, 903-first ball, 10-push plate, 11-reset spring, 12-positioning rod, 13-guide rod, 14-block structure, 1401-positioning block, 1402-push block, 1403-auxiliary spring, 1404-inclined surface, 15-guide hole, 16-second ball, 17-third ball. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0025] Embodiment 1: Figures 1 to 7As shown, a hydraulic engineering valve seal detection tooling comprises a base 1, a corner support rod 2, a lifting plate 3, a hydraulic cylinder 4, an upper sealing disc 5 and a lower sealing disc 6, characterized in that: a guide plate structure 7 is fixedly connected to one side of the lifting plate 3, a connecting rope 8 is slidably connected to one side of the guide plate structure 7, a moving block 9 is fixedly installed on one end of the connecting rope 8, a push plate 10 is fixedly installed on the other end of the connecting rope 8, a reset spring 11 is fixedly installed on one side of the moving block 9, a positioning rod 12 is fixedly installed on one side of the moving block 9, one end of the reset spring 11 is connected to the guide plate structure 7, a guide rod 13 is fixedly connected to one side of the lifting plate 3, a block structure 14 is slidably connected to the inside of the guide rod 13, a guide hole 15 is opened in the middle of the push plate 10, and the movement of the push plate 10 is driven by the connecting rope 8 by pushing the push plate 10 inward. The movable block 9 moves, and then the push plate 10 moves to contact the inclined surface 1404 to apply pressure so that the positioning block 1401 contracts. When the push plate 10 moves to the corresponding position, the rebound of the auxiliary spring 1403 drives the positioning block 1401 to reset, thereby positioning the position of the push plate 10. At this time, the positioning rod 12 is disengaged from the positioning hole on one side of the corner support rod 2, and then the height of the lifting plate 3 is adjusted. After the adjustment operation is completed, the limit on the push plate 10 is released by pressing the two push blocks 1402 inward, and then the rebound of the reset spring 11 drives the movable block 9 to reset, so that the positioning rod 12 is inserted into the corresponding positioning hole on one side of the corner support rod 2 to fix the lifting plate 3, and then the hydraulic cylinder 4 drives the upper sealing plate 5 to cooperate with the lower sealing plate 6 to descend to perform a sealing test on the valve used in water conservancy projects.

[0026] As an optional technical solution of the utility model, the guide plate structure 7 includes a support plate 701, a guide groove 702 is opened on one side of the support plate 701, a fixed rod 703 is fixedly connected to one side of the support plate 701, one end of the fixed rod 703 is fixedly connected to a guide ring 704, and a connecting rope 8 is arranged in the middle of the guide ring 704. The movement of the connecting rope 8 can be guided by the guide ring 704, so that the movement of the moving block 9 can drive the push plate 10 to perform corresponding moving operations.

[0027] As an optional technical solution of the utility model, the moving block 9 includes a block body 901, a guide slider 902 is fixedly connected to one side of the block body 901, a first ball 903 is provided on the surface of the guide slider 902, and a positioning rod 12 is fixedly installed on one side of the block body 901. When the push plate 10 moves, the guide slider 902 moves, so that the block body 901 can move stably, so that the positioning rod 12 can perform corresponding moving operations.

[0028] As an optional technical solution of the present invention, the guide groove 702 and the guide slider 902 are both T-shaped, the surface of the first ball 903 is tangent to the inner wall of the guide groove 702, and the inner wall of the guide ring 704 is provided with a plurality of second balls 16, and the plurality of second balls 16 are equidistantly distributed on the inner wall of the guide ring 704. The second balls 16 can reduce the friction between the connecting rope 8 and the guide ring 704 when the connecting rope 8 moves, thereby ensuring the service life of the connecting rope 8.

[0029] As an optional technical solution of the utility model, the height of the guide rod 13 is the same as the height of the guide hole 15, and a third ball 17 is arranged on both sides of the push plate 10. The surface of the third ball 17 is tangent to one side of the support plate 701. The third ball 17 can reduce the friction between the push plate 10 and the support plate 701 when the push plate 10 moves, thereby making the adjustment easier and more convenient.

[0030] As an optional technical solution of the present invention, the blocking structure 14 includes a positioning block 1401, one side of the positioning block 1401 is fixedly connected to a push block 1402, one side of the push block 1402 is fixedly installed with an auxiliary spring 1403, and one side of the positioning block 1401 is provided with an inclined surface 1404. The push plate 10 is moved by pushing the push plate 10, and then the push plate 10 slides along the surface of the guide rod 13 and contacts with the inclined surface 1404 to apply pressure to the positioning block 1401. When the push plate 10 passes through the positioning block 1401, the auxiliary spring 1403 rebounds and drives the positioning block 1401 to reset, thereby positioning the position of the push plate 10, so that the positioning rod 12 is separated from the positioning hole on one side of the corner support rod 2.

[0031] As an optional technical solution of the utility model, the push block 1402 is L-shaped, one end of the push block 1402 penetrates the bottom of the lifting plate 3, the number of the block structures 14 is two, and the two blocks 14 are symmetrically distributed inside the guide rod 13. The push block 1402 can be easily pressed inward to release the limit of the positioning block 1401 on the push plate 10, so that the positioning rod 12 moves to fix the position of the lifting plate 3.

[0032] A hydraulic engineering valve sealing detection tooling, the working principle of which is as follows: by pushing the push plate 10 inward, the movement of the push plate 10 drives the moving block 9 to move through the connecting rope 8, and then the push plate 10 moves to contact the inclined surface 1404 to apply pressure so that the positioning block 1401 contracts. When the push plate 10 moves to the corresponding position, the rebound of the auxiliary spring 1403 drives the positioning block 1401 to reset, thereby positioning the position of the push plate 10. At this time, the positioning rod 12 is disengaged from the positioning hole on one side of the corner support rod 2, and then the height of the lifting plate 3 is adjusted. After the adjustment operation is completed, the limit of the push plate 10 is released by pressing the two push blocks 1402 inward, and then the rebound of the reset spring 11 drives the moving block 9 to reset, so that the positioning rod 12 is inserted into the corresponding positioning hole on one side of the corner support rod 2 to fix the lifting plate 3, and then the hydraulic cylinder 4 drives the upper sealing disc 5 to cooperate with the lower sealing disc 6 to descend to perform a sealing detection operation on the hydraulic engineering valve.

[0033] To sum up, the hydraulic project valve seal detection tooling, through the cooperation among the base 1, the corner support rod 2, the lifting plate 3, the hydraulic cylinder 4, the upper sealing plate 5, the lower sealing plate 6, the guide plate structure 7, the connecting rope 8, the moving block 9, the push plate 10, the reset spring 11, the positioning rod 12, the guide rod 13 and the block structure 14, can subsequently fix and release the position of the lifting plate 3 more quickly, thereby making the operation simpler and more convenient, and through the cooperation between the first ball 903, the second ball 16 and the third ball 17, the friction can be reduced during the adjustment process, thereby making the adjustment easier and simpler.

[0034] Embodiment 2 is a hydraulic engineering valve sealing detection tool. In this embodiment, based on the above embodiment, a ball bearing is arranged on the inner wall of the guide hole 15 . The ball bearing on the inner wall of the guide hole 15 can further reduce the friction between the guide hole 15 and the guide rod 13 .

Claims

1. A hydraulic engineering valve seal detection tool, comprising a base (1), a corner support rod (2), a lifting plate (3), a hydraulic cylinder (4), an upper sealing disc (5) and a lower sealing disc (6), characterized in that: One side of the lifting plate (3) is fixedly connected to a guide plate structure (7), one side of the guide plate structure (7) is slidably connected to a connecting rope (8), one end of the connecting rope (8) is fixedly installed with a moving block (9), the other end of the connecting rope (8) is fixedly installed with a push plate (10), one side of the moving block (9) is fixedly installed with a return spring (11), one side of the moving block (9) is fixedly installed with a positioning rod (12), one end of the return spring (11) is connected to the guide plate structure (7), one side of the lifting plate (3) is fixedly connected to a guide rod (13), the inside of the guide rod (13) is slidably connected with a block structure (14), and a guide hole (15) is opened in the middle of the push plate (10).

2. A hydraulic engineering valve sealing detection tool according to claim 1, characterized in that: The guide plate structure (7) comprises a support plate (701), one side of the support plate (701) is provided with a guide slot (702), one side of the support plate (701) is fixedly connected to a fixing rod (703), one end of the fixing rod (703) is fixedly connected to a guide ring (704), and a connecting rope (8) is provided in the middle of the guide ring (704).

3. A hydraulic engineering valve sealing detection tool as claimed in claim 2, characterized in that: The moving block (9) comprises a block body (901), one side of the block body (901) is fixedly connected to a guide slider (902), a surface of the guide slider (902) is provided with a first ball (903), and one side of the block body (901) is fixedly mounted with a positioning rod (12).

4. A hydraulic engineering valve sealing detection tool as claimed in claim 3, characterized in that: The guide groove (702) and the guide slider (902) are both T-shaped, the surface of the first ball (903) is tangent to the inner wall of the guide groove (702), and the inner wall of the guide ring (704) is provided with a plurality of second balls (16), and the plurality of second balls (16) are equidistantly distributed on the inner wall of the guide ring (704) at a circumference.

5. A hydraulic engineering valve sealing detection tool as claimed in claim 4, characterized in that: The height of the guide rod (13) is the same as that of the guide hole (15), and third balls (17) are arranged on both sides of the push plate (10), and the surface of the third balls (17) is tangent to one side of the support plate (701).

6. A hydraulic engineering valve sealing detection tool as claimed in claim 5, characterized in that: The clamping block structure (14) comprises a positioning block (1401), one side of the positioning block (1401) is fixedly connected to a push block (1402), one side of the push block (1402) is fixedly mounted with an auxiliary spring (1403), and one side of the positioning block (1401) is provided with an inclined surface (1404).

7. A hydraulic engineering valve sealing detection tool according to claim 6, characterized in that: The push block (1402) is L-shaped, one end of the push block (1402) penetrates the bottom of the lifting plate (3), the number of the block structures (14) is two, and the two block structures (14) are symmetrically distributed inside the guide rod (13).

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