A diaphragm valve testing tool

Abstract

The utility model discloses a diaphragm valve testing tool, including a bottom block, a fixed plate fixedly connected to the rear side of the bottom block, a test instrument for testing the diaphragm valve arranged on the surface of the fixed plate, an air hose arranged on the test instrument, a motor fixedly connected to the surface of the fixed plate, a clamping device fixedly connected to the surface of the output shaft of the motor, and the utility model relates to the technical field of diaphragm valve testing. The diaphragm valve testing tool, when the diaphragm valve is lifted, the turning handle on the top will approach the clamping device and will eventually be clamped by the clamping device, and then the valve body handle clamped by the clamping device can be rotated under the drive of the motor, so that the valve body can be transformed to different diaphragm connectivity degrees, so as to detect the air pressure state of the diaphragm at different opening degrees.

Description

Technical Field

[0001] The utility model relates to the technical field of diaphragm valve testing, in particular to a diaphragm valve testing tool. Background Art

[0002] Chinese Patent Publication No.: CN105466652A discloses a diaphragm valve detection device, which includes a frame, a workbench is provided on the frame, a test pipeline is provided above the workbench, a pressure transmitter and a differential pressure sensor for detecting the pressure in the test pipeline are provided in the test pipeline, a tooling fixture for placing the diaphragm valve is provided on the workbench, a control valve for controlling the opening and closing of the test pipeline is provided at the air inlet end of the test pipeline, the air outlet end of the test pipeline is arranged on the tooling fixture, and the like.

[0003] Among them, the air tightness of the diaphragm valve is detected by circulating gas through the trachea, but this is only a closed detection method and cannot detect the air pressure state of the diaphragm at different opening degrees. For this purpose, a diaphragm valve testing tool is designed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a diaphragm valve testing tool to solve the above problems.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a diaphragm valve testing tool, including a bottom block, a fixed plate fixedly connected to the rear side of the bottom block, a test instrument for testing the diaphragm valve is arranged on the surface of the fixed plate, an air hose is arranged on the test instrument, a motor is fixedly connected to the surface of the fixed plate, a clamping device is fixedly connected to the surface of the output shaft of the motor, a speed detector for speed detection is arranged at the rotor of the motor, and a fixing mechanism is arranged on the top of the bottom block.

[0006] Preferably, the fixing mechanism comprises a hydraulic rod, two of the hydraulic rods are fixedly connected to the top of the bottom block, opposite ends of the two hydraulic rods are fixedly connected to displacement blocks, and a slide groove is provided on the top of the bottom block.

[0007] Preferably, the inner surface of the slide groove is slidably connected with a slider, the tops of the two sliders are fixedly connected to the bottoms of the two displacement blocks, one side of the two sliders is fixedly connected with a first stop block, and the top of the bottom block is fixedly connected with an intermediate block.

[0008] Preferably, an extension rod is slidably connected to the interior of the middle block, the top of the extension rod is fixedly connected to a placement plate, the bottom end of the extension rod is slidably connected to the top of the bottom block and extends to the interior of the slide groove and the end is fixedly connected to the inner block.

[0009] Preferably, one side of the two displacement blocks is provided with an elastic groove, the insides of the two elastic grooves are fixedly connected with sliding rods, and the surfaces of the two sliding rods are slidably connected with connecting blocks.

[0010] Preferably, the surface of the connecting block is slidably connected to the inner surface of the elastic groove, the surface of the sliding rod is sleeved with an elastic member, one side of the connecting block is fixedly connected to a second stop block, and the opposite sides of the two second stop blocks are fixedly connected to clamping blocks.

[0011] Beneficial Effects

[0012] The utility model provides a diaphragm valve testing tool. Compared with the prior art, it has the following beneficial effects:

[0013] The diaphragm valve testing fixture is equipped with hydraulic rods. Under the telescopic power of the two hydraulic rods, the clamping block on one side of the second resisting block is driven by the displacement block to perform clamping displacement. When the second resisting block is displaced to the middle block, it will be pressed and extended upward. During this period, the displacement of the slider will also drive the first resisting block to squeeze the inner block upward, so that the diaphragm valve placed on the placement plate can be synchronously lifted and clamped. During this period, when the diaphragm valve is lifted, the turning handle on its top will be close to the clamping device and finally clamped by the clamping device. Afterwards, the valve body handle clamped by the clamping device can be rotated under the drive of the motor, so that the valve body can be transformed to different diaphragm connectivity degrees, so as to detect the air pressure state of the diaphragm at different opening degrees. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the external structure of the utility model;

[0015] Figure 2 It is a front view of the clamping device of the utility model;

[0016] Figure 3 It is a partial structural cross-sectional view of the utility model.

[0017] In the figure: 1 bottom block, 2 fixing plate, 3 testing instrument, 4 air hose, 5 motor, 6 clamping device, 7 revolution detector, 8 fixing mechanism, 81 hydraulic rod, 82 displacement block, 83 slide groove, 84 slider, 85 first stop block, 86 middle block, 87 extension rod, 88 placement plate, 89 inner block, 810 elastic groove, 811 slide rod, 812 connection block, 813 elastic member, 814 second stop block, 815 clamping block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 The utility model provides two technical solutions: a diaphragm valve testing tool, specifically including the following embodiments:

[0020] Example 1

[0021] It includes a bottom block 1, a fixing plate 2 is fixedly connected to the rear side of the bottom block 1, a testing instrument 3 for testing a diaphragm valve is arranged on the surface of the fixing plate 2, an air hose 4 is arranged on the testing instrument 3, a motor 5 is fixedly connected to the surface of the fixing plate 2, the motor 5 is bidirectionally rotatable and the wiring port of the motor 5 is connected to an external power line, a clamping device 6 is fixedly connected to the surface of the output shaft of the motor 5, a speed detector 7 for speed detection is arranged at the rotor of the motor 5, and a fixing mechanism 8 is arranged on the top of the bottom block 1.

[0022] The fixing mechanism 8 includes a hydraulic rod 81, two hydraulic rods 81 are fixedly connected to the top of the bottom block 1, the opposite ends of the two hydraulic rods 81 are fixedly connected to the displacement block 82, the top of the bottom block 1 is provided with a slide groove 83, the inner surface of the slide groove 83 is slidably connected to a slider 84, the tops of the two sliders 84 are fixedly connected to the bottoms of the two displacement blocks 82, one side of the two sliders 84 is fixedly connected to the first stop block 85, the top of the bottom block 1 is fixedly connected to the middle block 86, the interior of the middle block 86 is slidably connected to the extension rod 87, the top of the extension rod 87 is fixedly connected to the placement plate 88, the extension rod The bottom end of 87 passes through and is slidably connected to the top of the bottom block 1 and extends to the inside of the slide groove 83 and the end is fixedly connected to the inner block 89. An elastic groove 810 is provided on one side of the two displacement blocks 82. The inside of the two elastic grooves 810 is fixedly connected with a slide rod 811. The surfaces of the two slide rods 811 are slidably connected with a connecting block 812. The surface of the connecting block 812 is slidably connected to the inner surface of the elastic groove 810. The surface of the slide rod 811 is sleeved with an elastic member 813. A second stop block 814 is fixedly connected to one side of the connecting block 812. The opposite sides of the two second stop blocks 814 are fixedly connected with a clamping block 815.

[0023] Example 2

[0024] It includes a bottom block 1, a fixing plate 2 is fixedly connected to the rear side of the bottom block 1, a testing instrument 3 for testing a diaphragm valve is arranged on the surface of the fixing plate 2, an air hose 4 is arranged on the testing instrument 3, a motor 5 is fixedly connected to the surface of the fixing plate 2, the motor 5 is bidirectionally rotatable and the wiring port of the motor 5 is connected to an external power line, a clamping device 6 is fixedly connected to the surface of the output shaft of the motor 5, a speed detector 7 for speed detection is arranged at the rotor of the motor 5, and a fixing mechanism 8 is arranged on the top of the bottom block 1.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0026] When working, by setting the hydraulic rod 81, the clamping block 815 on one side of the second stop block 814 is driven to move in the clamping direction through the displacement block 82 under the telescopic power of the two hydraulic rods 81. When the second stop block 814 moves to the middle block 86, it will be pressed and telescoped upward. During this period, the displacement of the slider 84 will also drive the first stop block 85 to squeeze the inner block 89 to move upward, so that the diaphragm valve placed on the placement plate 88 can be synchronously lifted and clamped. During this period, when the diaphragm valve is lifted, the turning handle on its top will be close to the clamping device 6, and finally It is clamped by the clamping device 6, and then the valve body handle clamped by the clamping device 6 can be rotated under the drive of the motor 5, so that the valve body can be changed to different diaphragm connectivity levels, so as to detect the air pressure state of the diaphragm at different opening levels. During the process, the diaphragm valve body is connected through the air hose 4 and the connecting air pressure and air tightness can be detected through the testing instrument 3. The speed detector 7 can indirectly obtain the opening degree of the valve body diaphragm at any time by detecting the number of rotations of the motor 5. The speed detector 7 and the testing instrument 3 are prior art.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A diaphragm valve testing tool, comprising a bottom block (1), characterized in that: A fixing plate (2) is fixedly connected to the rear side of the bottom block (1); a test instrument (3) for testing the diaphragm valve is arranged on the surface of the fixing plate (2); an air hose (4) is arranged on the test instrument (3); a motor (5) is fixedly connected to the surface of the fixing plate (2); a clamping device (6) is fixedly connected to the surface of the output shaft of the motor (5); a rotation speed detector (7) for detecting the rotation speed is arranged at the rotor of the motor (5); and a fixing mechanism (8) is arranged on the top of the bottom block (1).

2. A diaphragm valve testing tool according to claim 1, characterized in that: The fixing mechanism (8) comprises a hydraulic rod (81), wherein two hydraulic rods (81) are fixedly connected to the top of the bottom block (1), and the opposite ends of the two hydraulic rods (81) are fixedly connected to a displacement block (82), and a sliding groove (83) is provided on the top of the bottom block (1).

3. A diaphragm valve testing tool according to claim 2, characterized in that: The inner surface of the slide groove (83) is slidably connected to a slider (84), the tops of the two sliders (84) are fixedly connected to the bottoms of the two displacement blocks (82), one side of the two sliders (84) is fixedly connected to a first stop block (85), and the top of the bottom block (1) is fixedly connected to an intermediate block (86).

4. A diaphragm valve testing tool according to claim 3, characterized in that: An extension rod (87) is slidably connected to the interior of the middle block (86), the top end of the extension rod (87) is fixedly connected to a placement plate (88), the bottom end of the extension rod (87) is slidably connected to the top of the bottom block (1) and extends to the interior of the slide groove (83), and the end end is fixedly connected to an inner block (89).

5. A diaphragm valve testing tool according to claim 4, characterized in that: An elastic groove (810) is provided on one side of the two displacement blocks (82), a sliding rod (811) is fixedly connected inside the two elastic grooves (810), and a connecting block (812) is slidably connected on the surface of the two sliding rods (811).

6. A diaphragm valve testing tool according to claim 5, characterized in that: The surface of the connecting block (812) is slidably connected to the inner surface of the elastic groove (810), the surface of the sliding rod (811) is sleeved with an elastic member (813), one side of the connecting block (812) is fixedly connected to a second stop block (814), and the opposite sides of the two second stop blocks (814) are fixedly connected to clamping blocks (815).

Images