CN209979182U

CN209979182U - Valve detection device

Info

Publication number: CN209979182U
Application number: CN201921160829.2U
Authority: CN
Inventors: 罗杰
Original assignee: Wuhan Xin Lirui Electromechanical Equipment Co Ltd
Current assignee: Wuhan Xin Lirui Electromechanical Equipment Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-01-21
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to the technical field of valve detection, in particular to a valve detection device, which comprises a basic frame, a sealing plate is arranged above the base frame, a lifting mechanism for adjusting the height of the sealing plate is arranged on the base frame, a pressure plate is arranged between the basic frame and the closing plate, a plugging piece is fixed on the pressure plate, the top of the plugging piece is a conical surface, a sealing ring in sliding connection with the plugging piece is sleeved outside the plugging piece, a first spring is connected between the sealing ring and the end face of the pressure plate, the base frame is provided with an adjusting mechanism for adjusting the height of the pressure plate, a gas pipe is inserted in the plugging piece, one end of the gas pipe passes through the top surface of the plugging piece and extends out, the other end of the gas pipe is connected with an external gas source, the valve is clamped between the plugging piece and the sealing plate, and the two end openings of the valve are respectively plugged by the plugging piece and the sealing plate. The utility model discloses can be applicable to various valves, and the gas tightness is good, reduce measuring error.

Description

Valve detection device

Technical Field

The utility model relates to a valve detection area especially relates to a valve detection device.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

The valve needs to detect its quality in process of production, and the valve detection structure among the prior art generally includes: the sealing plate is used for sealing two ends of the valve, the air pipe communicated with one sealing plate seals two ends of the valve through the sealing plate, then the air pipe is used for conveying air into the valve, whether the valve leaks air to judge the sealing performance of the valve or not is observed, but the sealing plate is used for sealing the port of the valve, the port of the valve cannot be well adapted to the specifications of various valves, and the good sealing performance of the port of the valve cannot be guaranteed when the end part of the valve is uneven.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of narrow application range in the prior art and providing a valve detection device.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a valve detection device, includes the basic frame, the top of basic frame is equipped with the shrouding, be equipped with the elevating system of adjustment shrouding height on the basic frame, be equipped with the pressure disk between basic frame and the shrouding, be fixed with the shutoff piece on the pressure disk, the top of shutoff piece is the toper face, the outside cover of shutoff piece is equipped with sliding connection's sealing ring with it, be connected with first spring between the terminal surface of sealing ring and pressure disk, be equipped with the adjustment mechanism of adjustment pressure disk height on the basic frame, the air-supply pipe has been equipped with in the interpolation of shutoff piece, the top surface that the one end of air-supply pipe was passed the shutoff piece extends away, the other end and the external air source of air-supply pipe are connected, the centre gripping has the valve between shutoff piece and the shrouding, the both ends.

The utility model has the advantages that: the both ends of valve are plugged up respectively through shrouding and shutoff piece, and inflate in to the valve through the gas-supply pipe, in order to detect its leakproofness, the top of shutoff piece adopts the conical surface, thereby can cooperate with the valve port inner wall of different internal diameters, improve leakproofness and application scope, and at the outside of shutoff piece still suit sealing ring, under the elastic force effect of first spring, the sealing ring supports the terminal surface of valve, can play supplementary sealed effect, the sealed effect of improvement of dual seal.

Further: elevating system includes the roof, the roof passes through branch and basic frame fixed connection, the top at the push pedal is established to the roof, be connected with second hydraulic stretching pole on the roof perpendicularly, the lower extreme of second hydraulic stretching pole is connected with the push pedal perpendicularly, the push pedal passes through elastic connection structure and is connected with the shrouding.

The beneficial effects of the further scheme are as follows: the second hydraulic telescopic rod drives the push plate to lift, so that the sealing plate is driven to seal the end of the valve.

Further: the elastic connection structure comprises two pressing rods, one end of each pressing rod is fixedly connected with the top surface of the sealing plate in a vertical mode, the other end of each pressing rod penetrates through the push plate and is connected with a limiting block, and a second spring is sleeved on the pressing rod between the push plate and the sealing plate.

The beneficial effects of the further scheme are as follows: can provide elasticity through the second spring to can play the effect of buffering, prevent that the too big valve port of causing of clamping-force from being crushed.

Further: the base frame's both sides all are equipped with fixture, fixture includes the grip block, the one side of grip block is equipped with the arc wall, the outer wall of valve is hugged closely to the arc wall inner wall, the other end of grip block is connected with the push rod perpendicularly, the push rod runs through connecting plate and end connection has spacing dish, the cover is equipped with the third spring on the push rod between connecting plate and the grip block.

The beneficial effects of the further scheme are as follows: two grip blocks can carry out centre gripping in advance to the valve under the spring action of third spring, conveniently install the valve.

Further: the adjusting mechanism comprises a first hydraulic telescopic rod, the end part of the first hydraulic telescopic rod is perpendicularly connected with the bottom surface of the pressure plate, the bottom surface of the pressure plate is perpendicularly connected with a guide rod, and the guide rod is parallel to the first hydraulic telescopic rod and is inserted on the foundation frame.

The beneficial effects of the further scheme are as follows: first hydraulic telescoping rod promotes the pressure disk and reciprocates to carry out the shutoff through the shutoff piece to the port of valve, the guide arm is used for leading reciprocating of pressure disk.

Further: the gas transmission pipe is connected with a detection meter which is a barometer or an air flow meter.

The beneficial effects of the further scheme are as follows: whether the air tightness of the valve is good or not can be visually judged by comparing whether the numerical value on the detection table is a standard value or not.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is the schematic structural diagram of the present invention after the valve is removed.

In the figure: the sealing device comprises a foundation frame 1, a connecting plate 2, a gas pipe 3, a first spring 4, a first hydraulic telescopic rod 5, a sealing ring 6, a pressure plate 7, a valve 8, a detection meter 9, a plugging piece 10, a clamping plate 11, a sealing plate 12, a push plate 13, a top plate 14, a second hydraulic telescopic rod 15, a limiting block 16, a pressure rod 17, a second spring 18, a limiting disc 19, a push rod 20, a guide rod 21 and a third spring 22.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Example 1

As shown in fig. 1-3, including basic frame 1, basic frame 1's top is equipped with shrouding 12, be equipped with the elevating system of adjustment shrouding 12 height on the basic frame 1, be equipped with pressure disk 7 between basic frame 1 and the shrouding 12, be fixed with shutoff piece 10 on the pressure disk 7, the top of shutoff piece 10 is the toper face, the outside cover of shutoff piece 10 is equipped with sliding connection's sealing ring 6 with it, be connected with first spring 4 between the terminal surface of sealing ring 6 and pressure disk 7, be equipped with the adjustment mechanism of adjustment pressure disk 7 height on the basic frame 1, gas-supply pipe 3 is inserted in shutoff piece 10, the top surface that shutoff piece 10 was passed to the one end of gas-supply pipe 3 extends away, the other end and the outside air supply of gas pipe 3 are connected, valve 8 is held to the clamp between shutoff piece 10 and the shrouding 12, the both ends opening of valve 8 is.

Plug up the both ends of valve 8 respectively through shrouding 12 and shutoff piece 10 to aerify in to valve 8 through gas-supply pipe 3, in order to detect its leakproofness, the top of shutoff piece 10 adopts the conical surface, thereby can cooperate with the 8 port inner walls of valve of different internal diameters, improve leakproofness and application scope, shutoff piece 10 adopts rubber to make, does benefit to the cooperation with the 8 port of valve. And the sealing ring 6 is sleeved outside the plugging piece 10, and under the elastic force action of the first spring 4, the sealing ring 6 props against the end face of the valve 8, so that the auxiliary sealing effect can be achieved, and the sealing effect is improved by double sealing.

Example 2

The utility model provides a valve detection device, includes foundation frame 1, foundation frame 1's top is equipped with shrouding 12, is equipped with the elevating system of adjustment shrouding 12 height on the foundation frame 1, and elevating system includes roof 14, and roof 14 passes through branch and foundation frame 1 fixed connection, and roof 14 is established in the top of push pedal 13, is connected with second hydraulic stretching rod 15 on the roof 14 perpendicularly, and the lower extreme of second hydraulic stretching rod 15 is connected with push pedal 13 perpendicularly, and push pedal 13 is connected with shrouding 12 through elastic connection structure. The second hydraulic telescopic rod 15 drives the push plate 13 to lift, so as to drive the sealing plate 12 to seal the end part of the valve 8.

The elastic connection structure comprises two pressure rods 17, one end of each pressure rod 17 is vertically and fixedly connected with the top surface of the sealing plate 12, the other end of each pressure rod 17 penetrates through the push plate 13 and is connected with a limiting block 16, and a second spring 18 is sleeved on each pressure rod 17 between the push plate 13 and the sealing plate 12. The second spring 18 can provide elastic force and can play a role in buffering, so that the valve 8 port is prevented from being crushed due to overlarge clamping force.

Be equipped with pressure disk 7 between basic frame 1 and shrouding 12, be fixed with shutoff piece 10 on the pressure disk 7, the top of shutoff piece 10 is the toper face, the outside cover of shutoff piece 10 is equipped with sliding connection's sealing ring 6 with it, be connected with first spring 4 between sealing ring 6 and the terminal surface of pressure disk 7, be equipped with the adjustment mechanism of adjustment pressure disk 7 height on the basic frame 1, the gas-supply pipe 3 is equipped with in the interpolation of shutoff piece 10, the top surface that shutoff piece 10 was passed to the one end of gas-supply pipe 3 extends away, the other end and the outside air supply of gas-supply pipe 3 are connected, valve 8 is held to the clamp between shutoff piece 10 and the shrouding 12, the both ends opening of valve 8 is stopped up respectively.

Example 3

The utility model provides a valve detection device, including basic frame 1, the top of basic frame 1 is equipped with shrouding 12, be equipped with the elevating system of adjustment shrouding 12 height on the basic frame 1, be equipped with pressure disk 7 between basic frame 1 and the shrouding 12, be fixed with shutoff piece 10 on the pressure disk 7, the top of shutoff piece 10 is the conical surface, the outside cover of shutoff piece 10 is equipped with sliding connection's sealing ring 6 with it, be connected with first spring 4 between the terminal surface of sealing ring 6 and pressure disk 7, be equipped with the adjustment mechanism of adjustment pressure disk 7 height on the basic frame 1, 10 interpolations of shutoff piece are equipped with gas-supply pipe 3, be connected with on the gas-supply pipe 3 and detect table 9, it is barometer or air. Whether the air tightness of the valve 8 is good or not can be visually judged by comparing whether the numerical value on the detection table 9 is a standard value or not.

One end of the gas pipe 3 penetrates through the top surface of the plugging piece 10 and extends out, the other end of the gas pipe 3 is connected with an external gas source, the valve 8 is clamped between the plugging piece 10 and the sealing plate 12, and the plugging piece 10 and the sealing plate 12 plug two end openings of the valve 8 respectively.

The both sides of foundation frame 1 all are equipped with fixture, fixture includes grip block 11, and the one side of grip block 11 is equipped with the arc wall, and valve 8's outer wall is hugged closely to the arc wall inner wall, and the other end of grip block 11 is connected with push rod 20 perpendicularly, and push rod 20 runs through connecting plate 2 and end connection has spacing dish 19, and the cover is equipped with third spring 22 on the push rod 20 between connecting plate 2 and the grip block 11. Under the action of the elastic force of the third spring 22, the two clamping plates can pre-clamp the two sides of the valve 8, so that the valve 8 is convenient to install.

Adjustment mechanism includes first hydraulic telescoping rod 5, and the tip and the pressure disk 7 bottom surface of first hydraulic telescoping rod 5 are connected perpendicularly, and the bottom surface of pressure disk 7 is connected with guide arm 21 perpendicularly, and guide arm 21 is parallel and the cartridge is on basic frame 1 with first hydraulic telescoping rod 5. The first hydraulic telescopic rod 5 pushes the pressure plate 7 to move up and down, so that the port of the valve 8 is blocked through the blocking piece 10, and the guide rod is used for guiding the up-and-down movement of the pressure plate 7.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a valve detection device, includes basic frame (1), the top of basic frame (1) is equipped with shrouding (12), be equipped with the elevating system of adjustment shrouding (12) height on the basic frame (1), its characterized in that, be equipped with pressure disk (7) between basic frame (1) and shrouding (12), be fixed with shutoff piece (10) on pressure disk (7), the top of shutoff piece (10) is the conical surface, the outside cover of shutoff piece (10) is equipped with sliding connection's with it sealing ring (6), be connected with first spring (4) between the terminal surface of sealing ring (6) and pressure disk (7), be equipped with the adjustment mechanism of adjustment pressure disk (7) height on basic frame (1), the interpolation of shutoff piece (10) is equipped with gas-supply pipe (3), the one end of gas-supply pipe (3) is passed the top surface of shutoff piece (10) and is extended away, the other end and the outside air supply of gas-supply pipe (3) are connected, centre gripping valve (8) between shutoff piece (10) and shrouding (12), the both ends opening of valve (8) is stopped up respectively in shutoff piece (10) and shrouding (12).

2. The valve detection device according to claim 1, wherein the lifting mechanism comprises a top plate (14), the top plate (14) is fixedly connected with the base frame (1) through a support rod, the top plate (14) is arranged above the push plate (13), a second hydraulic telescopic rod (15) is vertically connected to the top plate (14), the lower end of the second hydraulic telescopic rod (15) is vertically connected with the push plate (13), and the push plate (13) is connected with the sealing plate (12) through an elastic connection structure.

3. The valve detection device according to claim 2, wherein the elastic connection structure comprises two pressure rods (17), one end of each pressure rod (17) is vertically and fixedly connected with the top surface of the sealing plate (12), the other end of each pressure rod (17) penetrates through the push plate (13) and is connected with the limiting block (16), and the second spring (18) is sleeved on the pressure rod (17) between the push plate (13) and the sealing plate (12).

4. The valve detection device according to claim 1, wherein clamping mechanisms are arranged on two sides of the base frame (1), each clamping mechanism comprises a clamping plate (11), an arc-shaped groove is formed in one side of each clamping plate (11), the inner wall of each arc-shaped groove is tightly attached to the outer wall of the valve (8), a push rod (20) is vertically connected to the other end of each clamping plate (11), each push rod (20) penetrates through the connecting plate (2) and is connected with a limiting disc (19) in an end portion, and a third spring (22) is sleeved on each push rod (20) between the connecting plate (2) and the corresponding clamping plate (11).

5. The valve detection device according to claim 1, wherein the adjusting mechanism comprises a first hydraulic telescopic rod (5), the end of the first hydraulic telescopic rod (5) is vertically connected with the bottom surface of the pressure plate (7), the bottom surface of the pressure plate (7) is vertically connected with a guide rod (21), and the guide rod (21) is parallel to the first hydraulic telescopic rod (5) and is inserted on the base frame (1).

6. The valve detection device according to claim 1, wherein a detection meter (9) is connected to the gas pipe (3), and the detection meter (9) is a barometer or an air flow meter.