A pneumatic valve detection fixture

Abstract

The utility model belongs to the technical field of detection equipment, and specifically relates to a pneumatic valve detection fixture. The utility model comprises: a base plate, a positioning component arranged on the base plate, and two sealing components; wherein the two sealing components are arranged on both sides of the positioning component; the positioning component comprises: at least two positioning members arranged above the base plate; the sealing component comprises: a sealing plate; the sealing plate is suitable for sealing a valve flow channel opening after the two positioning members limit the valve. The pneumatic valve detection fixture positions the valve by the two positioning members, and then seals the valve flow channel opening by the sealing plates on both sides to meet the detection requirements, thereby achieving the goal of not needing to clamp the valve, greatly reducing the detection time, and improving the detection efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment, and in particular relates to a pneumatic valve detection fixture. Background Art

[0002] Pneumatic valves are valves driven by compressed air. When purchasing pneumatic valves, it is sufficient to specify the specifications, categories, and working pressure to meet the purchasing requirements. Pneumatic valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal, and radioactive media.

[0003] After the valve is processed into a finished product, it needs to be tested for air tightness to avoid problems such as liquid leakage and air leakage in the factory products. The existing fixtures need to fix the valves with the fixtures when testing the valves, and the fixtures need to be disassembled after the test is completed. The operation is complicated, time-consuming and labor-intensive, and does not meet the needs of modern production.

[0004] Therefore, in order to solve the above problems, it is necessary to design a pneumatic valve detection fixture. Utility Model Content

[0005] The utility model aims to provide a pneumatic valve detection fixture to solve the technical problem that the disassembly and assembly of the existing detection fixture is time-consuming and labor-intensive.

[0006] In order to solve the above technical problems, the utility model provides a pneumatic valve detection fixture, comprising:

[0007] A bottom plate, a positioning assembly arranged on the bottom plate and two sealing assemblies; wherein

[0008] The two sealing components are arranged on both sides of the positioning component;

[0009] The positioning assembly includes: at least two positioning members arranged above the bottom plate;

[0010] The sealing assembly comprises: a sealing plate;

[0011] The sealing plate is suitable for sealing the valve flow channel opening after the two positioning members limit the valve.

[0012] Furthermore, the sealing assembly further comprises: a cylinder connected to the sealing plate;

[0013] The cylinder is suitable for driving the sealing plate to move so as to seal the valve flow channel opening.

[0014] Furthermore, a rubber ring is provided on the outer side of the sealing plate;

[0015] The rubber ring is suitable for contacting with the flow channel opening of the valve.

[0016] Furthermore, the positioning assembly further comprises: two slide rails arranged on the bottom plate, and two slide plates arranged on the two slide rails;

[0017] The two positioning members are arranged on corresponding slide plates;

[0018] The two slide plates are slidably connected to the slide rail.

[0019] Furthermore, the positioning assembly further comprises: a fixed block disposed on the two slides, a bidirectional screw rod meshed with the two fixed blocks, and a rotating rod handle connected to one end of the bidirectional screw rod; wherein

[0020] The bidirectional screw is adapted to engage with the two fixed blocks when rotating so as to move the two fixed blocks closer to or farther away from each other; and

[0021] The rotating rod handle is suitable for driving the bidirectional screw rod to rotate.

[0022] Furthermore, the positioning member is provided with at least two installation positions;

[0023] A roller is arranged in the installation position.

[0024] Furthermore, a relief portion is provided in the middle of the bottom plate;

[0025] The avoidance portion is suitable for avoiding the pneumatic valve control portion.

[0026] Furthermore, an air intake pipe is provided on any of the sealing plates; wherein

[0027] The air inlet pipe penetrates the sealing plate.

[0028] Furthermore, the sealing assembly further comprises: a telescopic frame arranged on the bottom plate;

[0029] The telescopic frame is suitable for supporting the cylinder.

[0030] The beneficial effects of the utility model are:

[0031] (I) The utility model is to hang the valve on the positioning member. Under the action of gravity, the control part of the pneumatic valve is downward. At this time, the rotary rod handle is turned forward, the rotary rod handle drives the bidirectional screw to rotate, and the bidirectional screw is meshed with the two fixed blocks, so that the two fixed blocks drive the slide plate to slide on the slide rail and move away from each other. At this time, the roller rolls under the valve, the positioning member holds the valve flange tightly, the control cylinder extends, the cylinder drives the sealing plate and the rubber ring to contact the valve flow channel to seal the valve, and air is injected into the valve through the air inlet pipe for detection. When the detection is completed, the control cylinder retracts, and the rotary rod handle is reversed again. The rotary rod handle drives the bidirectional screw to rotate, and the bidirectional screw is meshed with the two fixed blocks, so that the two fixed blocks drive the slide plate to slide on the slide rail and move closer to each other. At this time, the roller rolls under the valve, and the positioning member is loosened on the valve flange. Through the above steps, there is no need to clamp the valve, which greatly reduces the detection time and improves the detection efficiency.

[0032] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by practicing the utility model. The purpose and other advantages of the utility model are realized and obtained by the structures particularly pointed out in the description and the drawings.

[0033] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0035] Figure 1 It is a stereogram of the preferred embodiment of the whole of the utility model;

[0036] Figure 2 It is a stereogram of a preferred embodiment of the sealing plate of the utility model;

[0037] Figure 3 It is a stereogram of a preferred embodiment of the positioning member of the utility model.

[0038] In the figure:

[0039] Bottom plate 1, avoidance portion 11;

[0040] Positioning assembly 2, positioning member 21, mounting position 211, slide rail 22, slide plate 23, fixing block 24, bidirectional screw 25, rotating rod handle 26;

[0041] Sealing assembly 3, sealing plate 31, cylinder 32, rubber ring 33, telescopic frame 34;

[0042] Roller 4, air intake pipe 5. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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. Example 1

[0044] like Figures 1 to 3 As shown, this embodiment provides a pneumatic valve detection fixture, including:

[0045] A base plate 1, a positioning component 2 arranged on the base plate 1 and two sealing components 3; wherein the two sealing components 3 are arranged on both sides of the positioning component 2; the positioning component 2 includes: at least two positioning members 21 arranged above the base plate 1; the sealing component 3 includes: a sealing plate 31; the sealing plate 31 is suitable for sealing the valve flow channel after the two positioning members 21 limit the valve.

[0046] The sealing assembly 3 further comprises: a cylinder 32 connected to the sealing plate 31; wherein the cylinder 32 is suitable for driving the sealing plate 31 to move so as to seal the valve flow channel; wherein the cylinder 32 drives the sealing plate 31 to move and also plays a role in fixing the valve.

[0047] A rubber ring 33 is disposed on the outer side of the sealing plate 31 ; wherein the rubber ring 33 is suitable for contacting with the valve flow channel opening; by disposing the rubber ring 33 , the effect of preventing the valve from leaking is achieved.

[0048] The positioning assembly 2 further comprises: two slide rails 22 arranged on the bottom plate 1 , and two slide plates 23 arranged on the two slide rails 22 ; wherein the two positioning members 21 are arranged on the corresponding slide plates 23 ; and the two slide plates 23 are slidably connected to the slide rails 22 .

[0049] The positioning assembly 2 also includes: a fixed block 24 arranged on the two slides 23, a bidirectional screw 25 meshing with the two fixed blocks 24, and a rotating rod handle 26 connected to one end of the bidirectional screw 25; wherein the bidirectional screw 25 is suitable for meshing with the two fixed blocks 24 when rotating so that the two fixed blocks 24 are moved closer or farther away; and the rotating rod handle 26 is suitable for driving the bidirectional screw 25 to rotate; wherein by setting the bidirectional screw 25 to mesh with the fixed block 24, the positioning member 21 is moved outward to fix the valve.

[0050] At least two installation positions 211 are provided on the positioning member 21 ; wherein rollers 4 are provided in the installation positions 211 ; wherein the rollers 4 are provided so as to reduce the friction between the positioning member 21 and the valve.

[0051] A relief portion 11 is provided in the middle of the bottom plate 1 ; wherein the relief portion 11 is suitable for evading the pneumatic valve control portion.

[0052] An air inlet pipe 5 is provided on any of the sealing plates 31 ; wherein the air inlet pipe 5 penetrates the sealing plate 31 ; wherein by providing the air inlet pipe 5 , it is convenient to inject air into the valve through the air inlet pipe 5 , so as to facilitate detection.

[0053] The sealing assembly 3 further comprises: a telescopic frame 34 disposed on the bottom plate 1 ; wherein the telescopic frame 34 is suitable for supporting the cylinder 32 .

[0054] In this embodiment, the working principle of the pneumatic valve detection fixture is as follows: by hanging the valve on the positioning member 21, under the action of gravity, the control part of the pneumatic valve is downward, at this time, the rotating rod handle 26 is turned forward, the rotating rod handle 26 drives the bidirectional screw 25 to rotate, and the bidirectional screw 25 is engaged with the two fixed blocks 24, so that the two fixed blocks 24 drive the slide plate 23 to slide on the slide rail 22 and move away from each other, at this time, the roller 4 rolls under the valve, the positioning member 21 tightens the valve flange, the control cylinder 32 extends, and the cylinder 32 drives the sealing plate 31 and the rubber ring 33 to the valve The flow channel openings are in contact with each other to seal the valve, and air is injected into the valve through the air inlet pipe 5 for detection. When the detection is completed, the cylinder 32 is controlled to retract, and the rotary rod handle 26 is reversed. The rotary rod handle 26 drives the bidirectional screw 25 to rotate, and the bidirectional screw 25 is engaged with the two fixed blocks 24, so that the two fixed blocks 24 drive the slide plate 23 to slide on the slide rail 22 and approach each other. At this time, the roller 4 rolls under the valve, and the positioning member 21 is loose on the valve flange. Through the above steps, there is no need to clamp the valve, which greatly reduces the detection time and improves the detection efficiency.

[0055] The various devices selected in this application (components whose specific structures are not described) are all universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0056] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0057] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0058] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A pneumatic valve detection fixture, characterized in that: include: A base plate (1), a positioning assembly (2) arranged on the base plate (1), and two sealing assemblies (3); in The two sealing components (3) are arranged on both sides of the positioning component (2); The positioning assembly (2) comprises: at least two positioning members (21) arranged above the bottom plate (1); The sealing assembly (3) comprises: a sealing plate (31); The sealing plate (31) is suitable for sealing the valve flow channel opening after the two positioning members (21) limit the position of the valve.

2. A pneumatic valve detection fixture as claimed in claim 1, characterized in that: The sealing assembly (3) further comprises: a cylinder (32) connected to the sealing plate (31); The cylinder (32) is suitable for driving the sealing plate (31) to move so as to seal the valve flow channel opening.

3. A pneumatic valve detection fixture as claimed in claim 2, characterized in that: A rubber ring (33) is provided on the outer side of the sealing plate (31); The rubber ring (33) is suitable for contacting the valve flow channel opening.

4. A pneumatic valve detection fixture as claimed in claim 3, characterized in that: The positioning assembly (2) further comprises: two slide rails (22) arranged on the bottom plate (1), and two slide plates (23) arranged on the two slide rails (22); wherein The two positioning members (21) are arranged on corresponding slide plates (23); The two slide plates (23) are slidably connected to the slide rail (22).

5. A pneumatic valve detection fixture as claimed in claim 4, characterized in that: The positioning assembly (2) further comprises: a fixing block (24) disposed on the two slide plates (23), a bidirectional screw rod (25) meshing with the two fixing blocks (24), and a rotating rod handle (26) connected to one end of the bidirectional screw rod (25); wherein The bidirectional screw (25) is adapted to mesh with the two fixed blocks (24) when rotating, so as to move the two fixed blocks (24) closer to or farther away from each other; and The rotating rod handle (26) is suitable for driving the bidirectional screw rod (25) to rotate.

6. A pneumatic valve detection fixture as claimed in claim 5, characterized in that: The positioning member (21) is provided with at least two installation positions (211); wherein A roller (4) is provided in the installation position (211).

7. A pneumatic valve detection fixture as claimed in claim 6, characterized in that: A relief portion (11) is provided in the middle of the bottom plate (1); wherein The avoidance portion (11) is suitable for avoiding the pneumatic valve control portion.

8. A pneumatic valve detection fixture as claimed in claim 7, characterized in that: An air inlet pipe (5) is provided on any of the sealing plates (31); wherein The air intake pipe (5) passes through the sealing plate (31).

9. A pneumatic valve detection fixture as claimed in claim 7, characterized in that: The sealing assembly (3) further comprises: a telescopic frame (34) arranged on the bottom plate (1); wherein The telescopic frame (34) is suitable for supporting the cylinder (32).

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