CN212254503U

CN212254503U - Quick pressure test testing arrangement of leakproofness

Info

Publication number: CN212254503U
Application number: CN202021264883.4U
Authority: CN
Inventors: 杨伟山
Original assignee: Qingdao Automation Instrument Co ltd
Current assignee: Qingdao Automation Instrument Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2020-12-29
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a quick pressure test testing arrangement of leakproofness, which comprises a bracket, the fixed staving that is equipped with in support top, be equipped with the annular groove on the staving middle part inside wall, be provided with the internal thread on the staving upper portion inside wall, the staving is through inside the internal thread spiro union has annular bung, the bottom activity has cup jointed the tubulose piston in the staving, the fixed annular boss that is provided with on the tubulose piston lateral wall. Has the advantages that: close staving valve and air compressor, accomplish the pressure strength test experiment of test product, remove through manual drive round bar, make its spring produce and shorten, thereby drive the picture peg withdrawal and correspond the inslot, thereby be convenient for open the protective cover, when closing the protective cover, the spring extension drives the picture peg and inserts the socket, thereby guaranteed the connection between annular bung and the protective cover, and dismantle very conveniently, through the dustproof mechanism that sets up, prevent in the getting into staving of external dust.

Description

Quick pressure test testing arrangement of leakproofness

Technical Field

The utility model relates to a leakproofness testing arrangement field particularly, relates to a quick pressure test testing arrangement of leakproofness.

Background

The tightness testing device of the existing product is generally carried out in a closed container when particularly testing the tightness of the end face of the product, wherein a sealing structure is arranged on a certain end face of the product, the testing end face is closed in the testing container, water is used as a testing meson, the pressure intensity test of the tightness performance of the testing end face is realized by changing the water pressure, and the sealing index of the displaying end face is recorded by the water pressure indicated by a pressure gauge for displaying the water pressure. The testing device of the structure is generally connected manually through a thread bayonet when a tested product is installed and clamped in a closed container, a water inlet and drainage pipeline device is further required to be arranged, the tightness of the installed and clamped position of the product is poor, and particularly, under the condition of strong bearing pressure, water leakage and pollution of impurities in water to the product easily occur.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick pressure test testing arrangement of leakproofness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a sealing performance rapid pressure test device comprises a support, wherein a barrel body is fixedly arranged at the top end of the support, an annular groove is formed in the inner side wall of the middle of the barrel body, an internal thread is arranged on the inner side wall of the upper portion of the barrel body, the barrel body is screwed with an annular barrel cover through the internal thread, a tubular piston is movably sleeved at the bottom in the barrel body, an annular boss is fixedly arranged on the outer side wall of the tubular piston and is positioned in the annular groove, O-shaped sealing rings are respectively arranged between the outer side wall of the annular boss and the inner side wall of the annular groove, between the outer side wall of the lower end of the tubular piston and the inner side wall of the barrel body and between the outer side wall of the upper end of the tubular piston and the inner side wall of the annular barrel cover, an annular air inlet chamber is arranged between the, the air inlet pipeline is connected with a tubular piston lifting air compressor, an annular air outlet chamber is arranged between the top end face of the annular boss and the upper end face of the annular groove, the annular air outlet chamber is connected with an air outlet pipe, the air outlet pipe penetrates through and extends to the outside of the barrel body, an extrusion locking rubber ring is arranged between the top end of the tubular piston and the annular barrel cover, a test product is arranged in the extrusion locking rubber ring, a supporting leg is fixedly arranged at the inner bottom end of the barrel body and supports the test product, observation glass is arranged on the barrel body, an air inlet communicated with the air compressor is inserted at the bottom of the barrel body, a protective cover is arranged on the annular barrel cover, a socket is arranged on the annular barrel cover, a corresponding groove corresponding to the socket is arranged on the protective cover, a round rod is movably arranged on the protective cover in a penetrating manner, and, the corresponding groove inner wall is fixedly provided with a spring, the spring sleeve is arranged on the round rod, the round rod and one side corresponding to the spring are fixedly provided with a socket-matched plugboard, and the outlet pipe is provided with an ash-proof mechanism.

Further, the air inlet pipeline is communicated with an air inlet chamber air pressure indicator and an air inlet chamber valve, and the air inlet is communicated with an in-barrel air pressure indicator and a barrel body valve.

Furthermore, an end face cover body is arranged on the end face of the test product, and an end face cover body sealing ring is arranged on the end face cover body.

Further, the tubular piston lifting air compressor and the air compressor are fixed on the bracket.

Further, the one end that the outlet duct extends to the outside is square pipe, square intraductal filter that is provided with, square intraductal the groove of wearing has been seted up, the filter passes wear the groove to be located square intraductal, the filter with square intraductal wall contact, the fixed mounting panel that is equipped with on the filter, mounting panel cooperation fix with screw square tub of outer wall, the filter middle part has been seted up and has been set up the groove, set up the inslot and be equipped with a plurality of layers of dust screen.

Compared with the prior art, the utility model discloses following beneficial effect has:

disassembling a protective cover, enabling the tested end face of a tested product to face the interior of a barrel body and be supported by supporting legs, installing the protective cover, opening a tubular piston to lift an air compressor, enabling air to enter an annular air inlet chamber through an air inlet pipeline, driving the tubular piston to move upwards along the inner walls of the barrel body and an annular barrel cover through compressed air, enabling an annular air outlet chamber to be communicated with the external air of the barrel body through an air outlet pipe, enabling the annular air outlet chamber to be always kept at normal pressure, enabling the pressure in the annular air inlet chamber to reach a preset pressure, pressing a locking rubber ring to clamp the tested product, enabling the bottom and the inner wall of the barrel body, the inner wall of the tubular piston and the tested product to form a tested sealed cavity, closing a valve of the air inlet chamber, closing the tubular piston to lift the air compressor, opening the air compressor, enabling the air to enter the, close staving valve and air compressor, accomplish the pressure strength test experiment of test product, remove through manual drive round bar, make its spring produce and shorten, thereby drive the picture peg withdrawal and correspond the inslot, thereby be convenient for open the protective cover, when closing the protective cover, the spring extension drives the picture peg and inserts the socket, thereby guaranteed the connection between annular bung and the protective cover, and dismantle very conveniently, through the dustproof mechanism that sets up, prevent in the getting into staving of external dust.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a tightness rapid pressure test device according to an embodiment of the present invention;

fig. 2 is a schematic view of a protective cover of a sealing performance rapid pressure test device according to an embodiment of the present invention;

fig. 3 is a schematic view of an outlet pipe of a tightness rapid pressure test testing device according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a filter plate of a tightness rapid pressure test device according to an embodiment of the present invention.

Reference numerals:

1. a support; 2. a barrel body; 3. an annular groove; 4. an annular barrel cover; 5. a tubular piston; 6. an annular boss; 7. an O-shaped sealing ring; 8. an annular air intake chamber; 9. an air intake line; 10. an annular air outlet chamber; 11. an air outlet pipe; 12. extruding the locking rubber ring; 13. supporting legs; 14. observing glass; 15. an air inlet; 16. a protective cover; 17. a socket; 18. a corresponding groove; 19. a round bar; 20. a spring; 21. inserting plates; 22. an end face cover body; 23. a dust screen; 24. a square tube; 25. a filter plate.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The first embodiment is as follows:

referring to fig. 1-4, a device for testing a sealing performance rapid pressure test according to an embodiment of the present invention includes a bracket 1, a barrel 2 is fixedly disposed on a top end of the bracket 1, an annular groove 3 is disposed on an inner sidewall of a middle portion of the barrel 2, an inner thread is disposed on an inner sidewall of an upper portion of the barrel 2, the barrel 2 is screwed with an annular barrel cover 4 through the inner thread, a tubular piston 5 is movably sleeved on a bottom portion of the barrel 2, an annular boss 6 is fixedly disposed on an outer sidewall of the tubular piston 5, the annular boss 6 is disposed in the annular groove 3, O-rings 7 are disposed between an outer sidewall of the annular boss 6 and an inner sidewall of the annular groove 3, between an outer sidewall of a lower end of the tubular piston 5 and an inner sidewall of the barrel 2, and between an outer sidewall of an upper end of the tubular piston 5 and, an annular air inlet chamber 8 is arranged between the bottom end face of the annular boss 6 and the lower end face of the annular groove 3, an air inlet pipeline 9 is arranged on the annular air inlet chamber 8, the air inlet pipeline 9 is connected with a tubular piston lifting air compressor, an annular air outlet chamber 10 is arranged between the top end face of the annular boss 6 and the upper end face of the annular groove 3, the annular air outlet chamber 10 is connected with an air outlet pipe 11, the air outlet pipe 11 penetrates through and extends to the outside of the barrel body 2, an extrusion locking rubber ring 12 is arranged between the top end of the tubular piston 5 and the annular barrel cover 4, a test product is arranged in the extrusion locking rubber ring 12, a support leg 13 is fixedly arranged at the inner bottom end of the barrel body 2, the support leg 13 supports the test product, observation glass 14 is arranged on the barrel body 2, and an air inlet 15 communicated with the air, be provided with protective cover 16 on the annular bung 4, socket 17 has been seted up on the annular bung 4, seted up on the protective cover 16 with the corresponding groove 18 of socket 17 is corresponding, round bar 19 is worn to be equipped with in the activity on the

protective cover

16, 19 one end of round bar extends to correspond in the groove 18, correspond 18 inslot wall in groove and fix and be equipped with spring 20, spring 20 cover is established on the round bar 19, round bar 19 with one side that spring 20 is corresponding all fixed be equipped with socket 17 assorted picture peg 21, be equipped with dustproof mechanism on the outlet duct 11.

Example two:

referring to fig. 1, for the air intake pipeline 9, the air intake pipeline 9 is communicated with an air intake chamber pressure indicator and an air intake chamber valve, and the air inlet 15 is communicated with an air pressure indicator in the barrel and the barrel valve.

Example three:

referring to fig. 1, for a test product, an end face cover 22 is disposed on an end face of the test product, and an end face cover sealing ring is disposed on the end face cover 22.

Example four:

referring to fig. 1, for a tubular piston lift air compressor, the tubular piston lift air compressor and the air compressor are fixed to the bracket 1.

Example five:

referring to fig. 3-4, for the air outlet tube 11, one end of the air outlet tube 11 extending to the outside is a square tube 24, a filter plate 25 is disposed in the square tube 24, a through groove is formed on the square tube 24, the filter plate 25 passes through the through groove and is located in the square tube 24, the filter plate 25 is in contact with the inner wall of the square tube 24, a mounting plate is fixedly disposed on the filter plate 25, the mounting plate is fixed on the outer wall of the square tube 24 by a screw, a setting groove is formed in the middle of the filter plate 25, and a plurality of layers of dust screens are disposed in the setting groove.

Through the above technical scheme of the utility model, beneficial effect: the filter 25 inserts square pipe 24 in, avoids external dust to get into square pipe 24 through a plurality of layers of dust screens that set up in, and the mounting panel contacts with square pipe 24 outer wall this moment, and the cooperation screw is fixed.

For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process:

in practical application, the protective cover 16 is detached, the tested end face of the tested product faces the barrel body 2 and is supported by the supporting legs 13, the protective cover 16 is installed again, the tubular piston is opened to lift the air compressor, air enters the annular air inlet chamber 8 through the air inlet pipeline 9, the tubular piston 5 is driven by compressed air to move upwards along the barrel body 2 and the inner wall of the annular barrel cover 4, the annular air outlet chamber 10 is communicated with the external air of the barrel body 2 through the air outlet pipe 11, the annular air outlet chamber 10 is always kept at normal pressure, the pressure in the annular air inlet chamber 8 reaches the preset pressure, the tested product is tightly clamped by the squeezing locking rubber ring 12, the bottom and the inner wall of the barrel body 2, the inner wall of the barrel body, the inner wall of the tubular piston 5 and the tested product form a testing sealed cavity, the valve of the air inlet chamber is closed, the tubular piston is closed to lift the air compressor, the air, pressure intensity test pressure value can reach and predetermine pressure intensity, close staving valve and air compressor, accomplish the pressure intensity test experiment of test product, 19 remove through manual drive round bar, make its spring 20 produce and shorten, thereby it corresponds in the groove 18 to drive the withdrawal of picture peg 21, thereby be convenient for open protective cover 16, when closing protective cover 16, spring 20 extension, it inserts socket 17 to drive picture peg 21, thereby the connection between annular bung 4 and the protective cover 16 has been guaranteed, and it is very convenient to dismantle, dustproof mechanism through setting up, prevent in the entering staving 2 of external dust.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick pressure test testing arrangement of leakproofness, a serial communication port, including support (1), support (1) top is fixed and is equipped with staving (2), be equipped with annular groove (3) on staving (2) middle part inside wall, be provided with the internal thread on staving (2) upper portion inside wall, staving (2) are through inside the internal thread spiro union has annular bung (4), staving (2) bottom activity has cup jointed tubulose piston (5), fixedly on tubulose piston (5) lateral wall be provided with annular boss (6), annular boss (6) are located in annular groove (3), annular boss (6) lateral wall with between annular groove (3) inside wall the lower extreme lateral wall of tubulose piston (5) with between the inside wall of staving (2) and tubulose piston (5) upper end lateral wall with set up between annular bung (4) inside wall and all be equipped with O shape and seal up sealed A ring (7), an annular air inlet chamber (8) is arranged between the bottom end face of the annular boss (6) and the lower end face of the annular groove (3), an air inlet pipeline (9) is arranged on the annular air inlet chamber (8), the air inlet pipeline (9) is connected with a tubular piston lifting air compressor, an annular air outlet chamber (10) is arranged between the top end face of the annular boss (6) and the upper end face of the annular groove (3), the annular air outlet chamber (10) is connected with an air outlet pipe (11), the air outlet pipe (11) penetrates through and extends to the outside of the barrel body (2), an extrusion locking rubber ring (12) is arranged between the top end of the tubular piston (5) and the annular barrel cover (4), a test product is arranged in the extrusion locking rubber ring (12), supporting legs (13) are fixedly arranged at the inner bottom of the barrel body (2), and the supporting legs (13) support the test product, the barrel body (2) is provided with observation glass (14), the bottom of the barrel body (2) is inserted with an air inlet (15) communicated with an air compressor, a protective cover (16) is arranged on the annular barrel cover (4), a socket (17) is arranged on the annular barrel cover (4), the protective cover (16) is provided with a corresponding groove (18) corresponding to the socket (17), a round bar (19) is movably arranged on the protective cover (16) in a penetrating way, one end of the round bar (19) extends into the corresponding groove (18), a spring (20) is fixedly arranged on the inner wall of the corresponding groove (18), the spring (20) is sleeved on the round rod (19), round bar (19) with one side that spring (20) is corresponding all fixed be equipped with socket (17) assorted picture peg (21), be equipped with on outlet duct (11) and prevent grey mechanism.

2. The tightness rapid pressure test testing device according to claim 1, wherein the air inlet pipeline (9) is communicated with an air inlet chamber air pressure indicator and an air inlet chamber valve, and the air inlet (15) is communicated with an in-barrel air pressure indicator and a barrel valve.

3. The tightness rapid pressure test device according to claim 1, wherein an end face cover (22) is disposed on an end face of the test product, and an end face cover sealing ring is disposed on the end face cover (22).

4. A leak tightness rapid pressure test device according to claim 1, characterized in that the tubular piston lifting air compressor and the air compressor are fixed on the bracket (1).

5. The tightness rapid pressure test device according to claim 1, wherein one end of the air outlet pipe (11) extending to the outside is a square pipe (24), a filter plate (25) is arranged in the square pipe (24), a through groove is formed in the square pipe (24), the filter plate (25) passes through the through groove and is positioned in the square pipe (24), the filter plate (25) is in contact with the inner wall of the square pipe (24), a mounting plate is fixedly arranged on the filter plate (25), the mounting plate is fixed on the outer wall of the square pipe (24) in a matching manner through screws, a setting groove is formed in the middle of the filter plate (25), and a plurality of layers of dust screens (23) are arranged in the setting groove.