Valve testing device

Abstract

The utility model discloses a valve testing device, which comprises a workbench, the bottom of the workbench is fixedly connected with a plurality of groups of supporting legs, the workbench is connected with a placing plate through a driving mechanism, the top of the workbench is fixedly connected with two symmetrically arranged vertical plates, the same limiting rod is fixedly arranged between the two vertical plates, and the limiting rod is fixedly connected with the supporting legs. The limiting rod is connected with two symmetrically-arranged sliding plates, sliding openings are formed in the two sliding plates, the inner side walls of the sliding openings are slidably connected with the outer side wall of the limiting rod, and through reasonable arrangement of the supporting legs, the vertical plates and other components and the limiting effect of the lifting groove on the containing plate, the stability of the whole device in the working process is guaranteed; the device can effectively reduce test errors, the clamping mechanism adopts the combination of a driving motor, a U-shaped plate and a fastening bolt, the valve can be firmly clamped, the angle of the U-shaped plate can be adjusted through the driving motor to adapt to valves of different shapes and sizes, and the universality of the device is improved.

Description

Technical Field

[0001] This utility model relates to the field of valve testing technology, and in particular to a valve testing device. Background Technology

[0002] Valves, as key components controlling the flow of media in fluid systems, are widely used in numerous industries such as petroleum, chemical, power, metallurgy, and water supply and drainage. Their performance directly affects the safe and stable operation of the entire system.

[0003] Valves are used in various industries and systems, facing a wide range of operating conditions. Some traditional valve testing devices are limited in function, only capable of performing a single type of test, and cannot meet the needs of multiple performance tests. Some devices require manual operation, which is not only inefficient but also prone to introducing human error. Others have limited measurement accuracy and cannot accurately reflect the true performance of the valve. To address these issues, we propose a valve testing device. Utility Model Content

[0004] The purpose of this utility model is to solve the problems existing in the prior art by proposing a valve testing device.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A valve testing device includes a workbench with multiple sets of support legs fixedly connected to its bottom. A placement plate is connected to the workbench via a drive mechanism. Two symmetrically arranged vertical plates are fixedly connected to the top of the workbench. A limiting rod is fixedly installed between the two vertical plates. The limiting rod is connected to two symmetrically arranged sliding plates. Each sliding plate has a sliding opening. The inner wall of the sliding opening is slidably connected to the outer wall of the limiting rod. The sliding plates are connected to the placement plate via a connecting mechanism. A clamping mechanism is provided on the sliding plates.

[0007] Preferably, each of the two vertical plates is provided with a lifting groove on one side of the opposite side, and the two ends of the placement plate are slidably connected to the inner sidewall of the lifting groove.

[0008] Preferably, the connecting mechanism includes a placement block fixedly connected to the placement plate, a first pin fixedly connected to the outer wall of the placement block, and a second pin fixedly connected to the outer wall of the sliding plate, wherein the first pin and the second pin are connected by a connecting rod.

[0009] Preferably, both ends of the connecting rod are provided with pin holes, and the inner sidewalls of the two pin holes are respectively rotatably sleeved with the outer sidewalls of the first pin and the second pin.

[0010] Preferably, the clamping mechanism comprises a drive motor fixedly connected to the outer side wall of one of the sliding plates, the outer side wall of the sliding plate is rotationally connected with a rotating shaft, the output end of the drive motor penetrates the sliding plate and is fixedly connected with the rotating shaft, the end of the rotating shaft is fixedly connected with a U-shaped plate, the side walls of the U-shaped plate are provided with threaded openings, and the inner side walls of the threaded openings are threadedly connected with fastening bolts.

[0011] Preferably, the outer side wall of the limiting rod is sleeved with a reset spring, and the two ends of the reset spring are fixedly connected with the outer side walls of the vertical plate and the sliding plate respectively.

[0012] Preferably, the drive mechanism comprises a gas cylinder fixedly installed at the bottom of the workbench, the output end of the gas cylinder is fixedly connected with a hydraulic rod, and the hydraulic rod penetrates the workbench and is fixedly connected with the bottom of the placing plate.

[0013] Compared with the prior art, the utility model has the following advantages:

[0014] 1、The utility model discloses a reasonable setting of support leg, vertical plate and other components and the limiting effect of the lifting groove on the placing plate ensure the stability of the whole device in the working process, can effectively reduce the test error, the combination of drive motor and U-shaped plate, fastening bolt of clamping mechanism not only can firmly clamp the valve, but also can adjust the angle of U-shaped plate through drive motor, adapt to different shape and size valve, improve the versatility of the device.

[0015] 2、The utility model discloses a gas cylinder and drive motor to realize, and the operation process is simple and easy to understand, reduces the labor intensity and technical requirement of operating personnel, and the setting of reset spring makes the sliding plate after movement can restore to the initial position, facilitates the next test to carry out, improves work efficiency. ACCURACY OF DRAWINGS

[0016] Figure 1 It is a valve test device structure diagram that the utility model proposes;

[0017] Figure 2 It is a sliding plate and sliding opening structure diagram of a valve test device that the utility model proposes;

[0018] Figure 3 It is a connecting rod structure diagram of a valve test device that the utility model proposes;

[0019] Figure 4 It is a clamping mechanism structure diagram of a valve test device that the utility model proposes.

[0020] In the figure: 1, workbench; 2, support leg; 3, air cylinder; 4, hydraulic rod; 5, placing plate; 6, vertical plate; 7, lifting groove; 8, limiting rod; 9, sliding plate; 10, placing block; 11, connecting rod; 12, reset spring; 13, drive motor; 14, sliding port; 15, rotating shaft; 16, U-shaped plate; 17, fastening bolt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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.

[0022] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0023] Reference Figures 1-4 A valve testing device, including workbench 1, workbench 1 as the foundation bearing component of the whole device, workbench 1 bottom fixedly connected with multiple groups of support legs 2, these support legs 2 are evenly distributed, can provide stable support for workbench 1, ensure that the device does not shake during the working process, guarantee the accuracy of the test, workbench 1 is connected with placing plate 5 through drive mechanism, drive mechanism includes air cylinder 3 fixedly installed at workbench 1 bottom, the output end of air cylinder 3 is fixedly connected with hydraulic rod 4, hydraulic rod 4 penetrates workbench 1 and is fixedly connected with the bottom of placing plate 5, when air cylinder 3 starts, can drive hydraulic rod 4 to carry out telescopic motion, in turn drive placing plate 5 to make lifting motion in the vertical direction.

[0024] Workbench 1 top is fixedly connected with two symmetrical vertical plates 6, guarantees the stability of the lifting of placing plate 5, two vertical plates 6 not only play the role of support, also provide stability for the structure of the whole device, one limiting rod 8 is fixedly installed between two vertical plates 6, two symmetrical sliding plates 9 are connected on limiting rod 8, two sliding ports 14 are arranged on two sliding plates 9, the inner side wall of sliding port 14 is slidably connected with the outer side wall of limiting rod 8, so that sliding plate 9 can smoothly slide along limiting rod 8, sliding plate 9 is connected with placing plate 5 through connecting mechanism, clamping mechanism is arranged on sliding plate 9.

[0025] Two vertical plates 6 opposite sides are each equipped with lifting groove 7, and the ends of the placing plate 5 are slidably connected to the inner side walls of the lifting grooves 7, which can effectively prevent the placing plate 5 from deviating during lifting.

[0026] The connecting mechanism comprises a placing block 10 fixedly connected to the placing plate 5, a first pin shaft fixedly connected to the outer side wall of the placing block 10, a second pin shaft fixedly connected to the outer side wall of the sliding plate 9, and a connecting rod 11 connecting the first pin shaft and the second pin shaft, wherein the connecting rod 11 is provided with pin holes at both ends, and the inner side walls of the two pin holes are rotatably sleeved with the outer side walls of the first pin shaft and the second pin shaft, respectively.

[0027] The clamping mechanism comprises a driving motor 13 fixedly connected to the outer side wall of one of the sliding plates 9, a rotating shaft 15 rotatably connected to the outer side wall of the sliding plate 9, and a U-shaped plate 16 fixedly connected to the end of the rotating shaft 15, wherein the outer side walls of the U-shaped plate 16 are provided with threaded holes, the inner side walls of the threaded holes are threadedly connected with fastening bolts 17, the driving motor 13 drives the rotating shaft 15 to rotate, the angle of the U-shaped plate 16 can be adjusted, and the valve can be clamped and fixed by rotating the fastening bolts 17.

[0028] The outer side wall of the limiting rod 8 is sleeved with a reset spring 12, and the two ends of the reset spring 12 are fixedly connected with the outer side walls of the vertical plate 6 and the sliding plate 9, respectively.

[0029] The specific working principle of the utility model is as follows:

[0030] In the initial state, firstly, the valve to be tested is placed on the placing plate 5, the air cylinder 3 is started, the air cylinder 3 drives the hydraulic rod 4 to stretch upwards, thereby driving the placing plate 5 to move upwards along the lifting groove 7, when the placing plate 5 moves upwards, the two sliding plates 9 are driven to slide to the middle along the limiting rod 8 through the transmission of the placing block 10, the first pin shaft, the connecting rod 11 and the second pin shaft, and the reset spring 12 is compressed at the same time, after the sliding plates 9 slide to the appropriate positions, the driving motor 13 is started, the driving motor 13 drives the rotating shaft 15 to rotate, the U-shaped plate 16 is adjusted to the appropriate angle, then the fastening bolts 17 are rotated, the valve is clamped and fixed in the U-shaped plate 16, the valve clamped and fixed is tested for the related performance, such as pressure test, sealing test and the like, after the test is completed, the above steps are operated reversely, the air cylinder 3 drives the hydraulic rod 4 to retract downwards, thereby driving the placing plate 5 to move downwards, under the elastic force of the reset spring 12, the sliding plates 9 slide to the two sides along the limiting rod 8, and return to the initial positions, the fastening bolts 17 are loosened, and the valve after the test is taken out.

[0031] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A valve testing device, comprising a workbench (1), characterized in that, The workbench (1) has multiple sets of support legs (2) fixedly connected to its bottom. The workbench (1) is connected to a placement plate (5) via a drive mechanism. The workbench (1) has two symmetrically arranged vertical plates (6) fixedly connected to its top. The same limiting rod (8) is fixedly installed between the two vertical plates (6). The limiting rod (8) is connected to two symmetrically arranged sliding plates (9). Each of the two sliding plates (9) is provided with a sliding opening (14). The inner side wall of the sliding opening (14) is slidably connected to the outer side wall of the limiting rod (8). The sliding plate (9) is connected to the placement plate (5) via a connecting mechanism. The sliding plate (9) is provided with a clamping mechanism.

2. The valve testing device according to claim 1, characterized in that, The two vertical plates (6) are provided with lifting grooves (7) on opposite sides, and the two ends of the placement plate (5) are slidably connected to the inner sidewall of the lifting groove (7).

3. The valve testing device according to claim 1, characterized in that, The connecting mechanism includes a placement block (10) fixedly connected to the placement plate (5), a first pin fixedly connected to the outer wall of the placement block (10), and a second pin fixedly connected to the outer wall of the sliding plate (9). The first pin and the second pin are connected by a connecting rod (11).

4. The valve testing device according to claim 3, characterized in that, Both ends of the connecting rod (11) are provided with pin holes, and the inner sidewalls of the two pin holes are respectively rotatably sleeved with the outer sidewalls of the first pin and the second pin.

5. A valve testing device according to claim 1, characterized in that, The clamping mechanism includes a drive motor (13) fixedly connected to the outer wall of one of the sliding plates (9). A rotating shaft (15) is rotatably connected to the outer wall of the sliding plate (9). The output end of the drive motor (13) passes through the sliding plate (9) and is fixedly connected to the rotating shaft (15). A U-shaped plate (16) is fixedly connected to the end of the rotating shaft (15). The side walls of the U-shaped plate (16) are provided with threaded openings, and fastening bolts (17) are threadedly connected to the inner side walls of the threaded openings.

6. The valve testing device according to claim 1, characterized in that, The outer wall of the limiting rod (8) is fitted with a reset spring (12), and the two ends of the reset spring (12) are fixedly connected to the outer wall of the vertical plate (6) and the outer wall of the sliding plate (9), respectively.

7. A valve testing device according to claim 1, characterized in that, The driving mechanism includes a cylinder (3) fixedly installed at the bottom of the workbench (1), and a hydraulic rod (4) is fixedly connected to the output end of the cylinder (3). The hydraulic rod (4) passes through the workbench (1) and is fixedly connected to the bottom of the placement plate (5).

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