Protective hydraulic support comprehensive valve test bed
By employing a support mechanism and extrusion components on a protective hydraulic support integrated valve test bench, the displacement problem caused by the lack of fixation of the valve body during the testing process was solved, thus achieving accuracy and stability in valve performance evaluation.
Patent Information
- Application Number
- CN202520399629.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-10
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-03-10
AI Technical Summary
The existing protective hydraulic support integrated valve test bench lacks an effective fixing and positioning device, which causes the valve body to shift under hydraulic shock or vibration, affecting the accuracy of the test data.
The system employs a support mechanism and extrusion components, including a limiting component and an extrusion component. Through structures such as a support frame, moving parts, limiting blocks, connecting rods, threaded rods, and extrusion plates, it achieves stable fixation and support for the valve body, ensuring the positional stability of the valve body during the testing process.
This improves the stability of the valve body, ensures the accuracy of valve performance evaluation, prevents the valve body from shifting due to hydraulic shock or vibration during testing, and enhances the reliability of test data.
Smart Images
Figure CN223741977U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of hydraulic support comprehensive valve test, especially relates to a protective type hydraulic support comprehensive valve test bench. BACKGROUND
[0002] The protective type hydraulic support is integrated with multiple function valve pieces, and the protective type hydraulic support keeps effective support to the roof by automatically adjusting the support force of the stand column according to the real-time monitoring of the roof pressure change, and the protective type hydraulic support is mainly composed of a safety valve, a hydraulic control check valve and a reversing valve, and when the protective type hydraulic support is detected, a hydraulic support comprehensive valve test bench is usually used to perform factory test, type test and routine maintenance test on various valves such as the hydraulic control check valve, the safety valve and the stop valve on the hydraulic support, so as to ensure that the quality and performance of the hydraulic support valve meet the requirements and guarantee the safety and efficiency of the underground operation of the coal mine.
[0003] The existing protective type hydraulic support comprehensive valve test bench lacks effective fixing and positioning devices when the protective type hydraulic support comprehensive valve is detected, and the valve body is placed on the table top of the test bench and only the weight of the valve body is used to maintain the position of the valve body during the detection process, so that the valve body is displaced due to hydraulic impact or vibration during the test process, the detection data is inaccurate, and the accurate evaluation of the valve performance is affected, and therefore a protective type hydraulic support comprehensive valve test bench is proposed to solve the above problems. UTILITY MODEL CONTENTS
[0004] In order to make up for the above shortcomings, the utility model provides a protective type hydraulic support comprehensive valve test bench, which aims to solve the problem of "lack of fixing device in traditional device, resulting in displacement of valve body due to hydraulic impact or vibration, affecting accurate evaluation of valve performance" in the prior art.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a protective type hydraulic support comprehensive valve test bench, comprising a workbench, a supporting mechanism is arranged outside the workbench, the supporting mechanism comprises a limiting assembly and an extrusion assembly, the limiting assembly comprises a supporting frame, the supporting frame is fixedly connected outside the workbench, a clamping groove is formed in the outer side of the supporting frame, the supporting frame is provided with two groups, two groups of supporting frames are slidably connected with moving pieces outside the supporting frames, the moving pieces are slidably connected with supporting blocks outside the moving pieces, a limiting block is slidably connected with the inner wall of the moving piece, the limiting block is inserted into the inner wall of the clamping groove, a connecting rod is slidably connected with the inner wall of the supporting block, the connecting rod is slidably connected outside the limiting block, an operating rod one is fixedly connected to the upper part of the connecting rod, the operating rod one slides in the inner wall of the supporting block, and the connecting rod and the supporting block are elastically connected through a compression spring.
[0006] Further description of the above technical scheme:
[0007] The extrusion assembly comprises a threaded rod, the threaded rod is screwed in the inner wall of the support block, a left side of the threaded rod is fixedly connected with an extrusion plate, the extrusion plate slides on the outer side of the support block, and a right side of the threaded rod is fixedly connected with a crank handle.
[0008] As a further description of the above technical solution:
[0009] One end of the compression spring is fixedly connected to the outer side of the connecting rod, and the other end of the compression spring is fixedly connected to the inner wall of the support block.
[0010] As a further description of the above technical solution:
[0011] The extrusion plate is provided in an L shape.
[0012] As a further description of the above technical solution:
[0013] The clamping grooves are provided in multiple groups, and the multiple groups of clamping grooves are arranged on the opposite sides of the two groups of supporting frames.
[0014] As a further description of the above technical solution:
[0015] The inner wall of the support block is provided with an auxiliary assembly, the auxiliary assembly comprises a limiting plate, the limiting plate is slidably connected to the inner wall of the support block, an operating rod two is fixedly connected to the upper portion of the limiting plate, the operating rod two is slidably connected to the inner wall of the support block, and the limiting plate slides on the outer side of the operating rod one.
[0016] As a further description of the above technical solution:
[0017] The outer side of the support block is provided with a placing hole, and the inner side of the placing hole is provided with a reset spring.
[0018] As a further description of the above technical solution:
[0019] One end of the reset spring is fixedly connected to the inner wall of the placing hole, and the other end of the reset spring is fixedly connected to the outer side of the limiting plate.
[0020] The utility model has the advantages of the following beneficial effects:
[0021] 1、 in the utility model, through the cooperation of the supporting mechanism and the workbench, when the hydraulic support comprehensive valve is positioned, two operating rods one are pulled to drive the limiting block to slide out from the inner wall of the clamping groove, the two ends of the valve body are limited, and the support block can be pulled to slide on the moving piece according to the shape of the valve body, then the threaded rod is rotated to drive the extrusion plate to support the valve body, so that the stability of the valve body is improved, and the accuracy of the valve performance evaluation is maintained.
[0022] 2. The utility model discloses, through the cooperation of auxiliary assembly and operating rod one, after the positioning of valve body, through the clamping of limiting board outside two operating rod one, the operating rod one is limited, prevents the loosening of limiting block, improved the stability of device. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is the three-dimensional structure schematic diagram of whole device in the utility model;
[0024] Figure 2 It is the three-dimensional structure schematic diagram of support frame and clamping groove in the utility model;
[0025] Figure 3 It is the right view three-dimensional structure section view schematic diagram of moving part and support block in the utility model;
[0026] Figure 4 It is the split three-dimensional structure schematic diagram of limiting rod and connecting rod in the utility model;
[0027] Figure 5 It is the split three-dimensional structure schematic diagram of threaded rod and extruding plate in the utility model;
[0028] Figure 6 It is the split three-dimensional structure schematic diagram of limiting board and return spring in the utility model.
[0029] Legend:
[0030] 1, workbench, 21, support frame, 22, moving part, 23, support block, 24, clamping groove, 25, limiting block, 26, connecting rod, 27, compression spring, 28, operating rod one, 31, threaded rod, 32, extruding plate, 33, crank, 41, limiting board, 42, operating rod two, 43, placing hole, 44, return spring. DETAILED DESCRIPTION
[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0032] Reference Figure 1 - Figure 3The utility model provides an embodiment: a kind of protective hydraulic support comprehensive valve test bench, including workbench 1, for the test bench of hydraulic support comprehensive valve, for the factory test, type test and routine maintenance test of various valves on hydraulic support, the technology is prior art, thus it is not described, workbench 1 outer side is provided with support mechanism, support mechanism includes limiting assembly and extrusion component, limiting assembly includes support frame 21, support frame 21 is fixedly connected in workbench 1 outer side, provides installation position for moving piece 22, support frame 21 outer side is equipped with clamping groove 24, by limiting block 25 insertion different position's clamping groove 24, it can adjust the fixed position of moving piece 22 on support frame 21, to adapt to the valve body of different length, clamping groove 24 is equipped with multiple groups, multiple clamping grooves 24 are arranged on the side opposite of two groups of support frames 21, increase the flexibility of adjustment, support frame 21 is provided with two groups, two groups of support frames 21 outer side are slidably connected with moving piece 22, drive support block 23 to move, it is convenient to adjust the position of support block 23 according to the length of valve body, realize the adaptation to different specifications valve body, moving piece 22 outer side is slidably connected with support block 23, for supporting fixed valve body, it can slide on moving piece 22, it is convenient to adjust support position, the inner wall of moving piece 22 is slidably connected with limiting block 25, by insertion clamping groove 24, the position of moving piece 22 on support frame 21 is fixed, prevent moving piece 22 from sliding randomly in detection process, ensure the positioning stability of valve body, maintain the accuracy of valve performance evaluation, limiting block 25 is inserted in the inner wall of clamping groove 24.
[0033] Refer to Figure 2 - Figure 4 The inner wall of support block 23 is slidably connected with connecting rod 26, which can control the movement of limiting block 25 under the action of operating rod one 28. Connecting rod 26 is slidably connected outside limiting block 25. When moving support block 23, connecting rod 26 can slide outside limiting block 25, and always maintain stable connection with limiting block 25, so as to facilitate the movement of limiting block 25. Operating rod one 28 is fixedly connected to the upper part of connecting rod 26, which facilitates the pulling of connecting rod 26 by the operator. Operating rod one 28 slides in the inner wall of support block 23. Connecting rod 26 and support block 23 are elastically connected through compression spring 27. One end of compression spring 27 is fixedly connected to the outer side of connecting rod 26. The other end of compression spring 27 is fixedly connected to the inner wall of support block 23. Through the elastic force of compression spring 27, limiting block 25 can maintain the state of being inserted into clamping groove 24 when not subjected to external force, thereby enhancing the stability of limiting.
[0034] Refer to Figure 2 and Figure 5The extrusion assembly comprises a threaded rod 31 threaded in the inner wall of the support block 23, and the threaded rod 31 can drive the extrusion plate 32 to move by rotating the threaded rod 31, so that the valve body is more stably extruded and supported, the extrusion plate 32 is fixedly connected to the left side of the threaded rod 31, the extrusion plate 32 can effectively support the valve body of different shapes by rotating the threaded rod 31, so that the valve body is prevented from shaking during detection, the extrusion plate 32 is in L shape, the extrusion plate 32 slides on the outer side of the support block 23, the L shape can prevent the extrusion plate 32 from rotating, so that the stability is improved, and the rocking handle 33 is fixedly connected to the right side of the threaded rod 31, so that the operator can conveniently rotate the threaded rod 31.
[0035] Referring to Figure 2 and Figure 6 The inner wall of the support block 23 is provided with an auxiliary assembly, the auxiliary assembly comprises a limiting plate 41 which is slidingly connected to the inner wall of the support block 23, after the valve body is positioned, the limiting plate 41 is clamped on the outer side of the two groups of operating rods one 28 to limit the operating rods one 28, so that the limiting block 25 is prevented from loosening, and the stability of the device is further improved, the operating rod two 42 is fixedly connected to the upper part of the limiting plate 41 and slidingly connected to the inner wall of the support block 23, so that the operator can manually operate, the limiting plate 41 is driven to move by pulling the operating rod two 42, the limiting plate 41 slides on the outer side of the operating rod one 28, the placing hole 43 is formed in the outer side of the support block 23, the reset spring 44 is arranged on the inner side of the placing hole 43 to provide a mounting space for the reset spring 44, one end of the reset spring 44 is fixedly connected to the inner wall of the placing hole 43, and the other end of the reset spring 44 is fixedly connected to the outer side of the limiting plate 41, so that a elastic force is provided, the limiting plate 41 keeps the initial position when not subjected to external force, the operating rod one 28 is limited, and the stability and reliability of the device are enhanced.
[0036] Working principle: in use, the valve body is placed on the workbench 1, according to the shape of the valve body, the operating rod two 42 is first pulled to drive the limiting plate 41 to slide on the inner wall of the support block 23, so that the limiting of the two groups of operating rods one 28 is released, and then the two groups of operating rods one 28 are pulled to drive the connecting rods 26 to move, and the connecting rods 26 drive the limiting blocks 25 to slide out of the inner wall of the clamping grooves 24.
[0037] At this time, the moving piece 22 can freely slide on the support frame 21, after the moving piece 22 and the connected support block 23 are moved to the appropriate position, the operating rod one 28 is released, the elastic force of the compression spring 27 makes the limiting block 25 reinserted into the clamping groove 24, the position of the moving piece 22 is fixed, and the preliminary adjustment of the position of the support block 23 is completed.
[0038] At this time, the support block 23 is pulled to slide on the moving piece 22, so that the support block 23 reaches a suitable support position, then the handle 33 is shaken, the handle 33 drives the threaded rod 31 to rotate, the threaded rod 31 drives the pressing plate 32 to move towards the valve body, so that the valve body is stably supported and prevented from shaking during detection.
[0039] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.
Claims
1. A comprehensive test bench for guard type hydraulic support integrated valve, comprising a workbench (1), characterized in that: The workbench (1) is provided with a supporting mechanism outside, the supporting mechanism comprises a limiting assembly and an extrusion assembly, the limiting assembly comprises a supporting frame (21), the supporting frame (21) is fixedly connected outside the workbench (1), a clamping groove (24) is formed in the outer side of the supporting frame (21), the supporting frame (21) is provided with two groups, the outer side of the two groups of supporting frames (21) is slidably connected with a moving piece (22), the outer side of the moving piece (22) is slidably connected with a supporting block (23), the inner wall of the moving piece (22) is slidably connected with a limiting block (25), the limiting block (25) is inserted into the inner wall of the clamping groove (24), the inner wall of the supporting block (23) is slidably connected with a connecting rod (26), the connecting rod (26) is slidably connected outside the limiting block (25), the upper portion of the connecting rod (26) is fixedly connected with an operating rod one (28), the operating rod one (28) slides in the inner wall of the supporting block (23), and the connecting rod (26) and the supporting block (23) are elastically connected through a compression spring (27).
2. The protective hydraulic support comprehensive valve test bench according to claim 1, characterized in that: The extrusion assembly comprises a threaded rod (31), the threaded rod (31) penetrates and is threadedly connected in the inner wall of the supporting block (23), the left side of the threaded rod (31) is fixedly connected with an extrusion plate (32), the extrusion plate (32) slides outside the supporting block (23), and the right side of the threaded rod (31) is fixedly connected with a crank handle (33).
3. The protective hydraulic support comprehensive valve test bench according to claim 1, characterized in that: One end of the compression spring (27) is fixedly connected outside the connecting rod (26), and the other end of the compression spring (27) is fixedly connected in the inner wall of the supporting block (23).
4. The protective hydraulic support comprehensive valve test bench according to claim 2, characterized in that: The extrusion plate (32) is provided in an L shape.
5. The protective hydraulic support comprehensive valve test bench according to claim 1, characterized in that: A plurality of clamping grooves (24) are formed, and the plurality of clamping grooves (24) are arranged on the opposite sides of the two groups of supporting frames (21).
6. The protective hydraulic support comprehensive valve test bench according to claim 1, characterized in that: The inner wall of the supporting block (23) is provided with an auxiliary assembly, the auxiliary assembly comprises a limiting plate (41), the limiting plate (41) is slidably connected in the inner wall of the supporting block (23), the upper portion of the limiting plate (41) is fixedly connected with an operating rod two (42), the operating rod two (42) is slidably connected in the inner wall of the supporting block (23), and the limiting plate (41) slides outside the operating rod one (28).
7. The protective hydraulic support comprehensive valve test bench according to claim 6, characterized in that: The outer side of the supporting block (23) is provided with a placing hole (43), and the inner side of the placing hole (43) is provided with a return spring (44).
8. The protective hydraulic support comprehensive valve test bench according to claim 7, characterized in that: One end of the return spring (44) is fixedly connected to the inner wall of the placing hole (43), and the other end of the return spring (44) is fixedly connected to the outer side of the limiting plate (41).