CN215374486U

CN215374486U - Test bench for testing check valve in tile

Info

Publication number: CN215374486U
Application number: CN202120756494.1U
Authority: CN
Inventors: 陈志高; 陶钧; 蒋新根; 雷万官; 陆文龙; 何明勇
Original assignee: Shanghai Angdian Motor Co ltd
Current assignee: Shanghai Angdian Motor Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-12-31
Anticipated expiration: 2031-04-13

Abstract

The utility model relates to the technical field of test workbenches, in particular to a test bench for testing a one-way valve in a tile, which comprises an operation platform, a communication testing component and a stop testing component, wherein the communication testing component and the stop testing component are arranged on the operation platform; meanwhile, the edge of the splash-proof cup cover is provided with a ventilation opening; has the advantages of effectively preventing the liquid in the observation cup from splashing and facilitating the air pipe to extend into the observation cup.

Description

Test bench for testing check valve in tile

Technical Field

The utility model belongs to the technical field of test workbenches, and particularly relates to a test bench for testing a check valve in a tile block.

Background

In order to ensure safe operation of the main pump motor, the main spare thrust pads thereof need to be detected. One of them is: and testing whether the opening and closing of the check valve inside the test tube meet the requirements. The detection platform of traditional thrust tile piece is through inserting the trachea at the inside check valve both ends of tile piece, exerts the air supply at the trachea end of one of them one end of check valve to whether the trachea end of observing the check valve other end produces the bubble in aqueous, thereby reach the target that detects.

However, the traditional detection table for the thrust pad is unstable in air pressure control, so that the liquid in the observation cup is easy to splash to cause potential safety hazards, and particularly, when a one-way valve in the pad is not in accordance with the standard, the test cup is easy to be damaged due to the fact that the test air pressure is too high and the test cup is directly impacted. Therefore, a need exists for a test platform that safely detects check valves in a pad.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to solve the problem that liquid in an observation cup is easy to splash and damage in the use process of the existing tile block detection table.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a test bench for testing a one-way valve in a tile comprises an operation platform, a pass-through component and a stop-through component, wherein the pass-through component and the stop-through component are arranged on the operation platform;

the ventilation measuring assembly comprises a gas source, a gas source valve, a ventilation measuring valve and a first observation cup; one end of the air source air valve is communicated with the air source, and the other end of the air source air valve is connected with a first test connector through an air pipe; one end of the ventilation valve is connected with a first observation cup through an air pipe, and the other end of the ventilation valve is connected with a second test connector through an air pipe; the first testing joint and the second testing joint are used for connecting two ends of the tile to be tested;

the testing and stopping assembly comprises the air source, an air valve of the air source, a testing and stopping air valve and a second observation cup; one end of the air source air valve is communicated with the air source, and the other end of the air source air valve is connected with a third test connector through an air pipe; one end of the testing and stopping air valve is provided with a breaking component, and the other end of the testing and stopping air valve is connected with a testing connector IV through an air pipe; the impact-breaking component is connected with a second observation cup through an air pipe; the third test connector and the fourth test connector are used for connecting two ends of the tile to be tested;

the first observation cup comprises a cup body for containing liquid, a horn-shaped splash-proof cup cover is arranged at an opening of the cup body, the opening of the splash-proof cup cover is arranged upwards, an air pipe opening is formed in the center of the splash-proof cup cover, and the air pipe opening is used for accommodating an air pipe extending into the bottom of the cup; the edge of the splash-proof cup cover is provided with a ventilation opening.

Preferably, the impact assembly comprises an impact connector and an impact joint matched with the impact connector, the impact joint is clamped with the impact connector, an elastic sealing layer is arranged on the surface of the impact joint, which is in contact with the impact connector, an elastic device is circumferentially arranged on the outer surface of the impact joint, and the elastic device is used for adjusting the clamping tightness of the impact joint and the impact connector.

Preferably, the first testing joint and the third testing joint are connected with the air source air valve through a two-position three-way valve, and an air pressure stabilizer is arranged between the two-position three-way valve and the air source air valve.

Preferably, the third test connector is connected into an air pipe between the second test connector and the ventilation valve; and the fourth test joint is connected into the air pipe between the first test joint and the two-position three-way valve.

Preferably, the operation panel surface is provided with the detection zone and sets up in being close to the fixing device of detection zone, fixing device is used for fixed tile that awaits measuring, the detection zone surface is provided with the elastic protection layer, just the detection zone is provided with and runs through the through-hole of operation panel.

Preferably, the operation panel surface is provided with the backup pad, the backup pad with operation panel surface mutually perpendicular, survey to lead to the subassembly and survey to end the subassembly and pass through the backup pad set up in the operation panel, just survey breather valve, air supply pneumatic valve and survey and end the pneumatic valve set up in the backup pad orientation the surface of detection zone.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the test bench for testing the check valve in the tile comprises an operation table, a communication testing assembly and a stop testing assembly, wherein the communication testing assembly and the stop testing assembly are arranged on the operation table; meanwhile, the edge of the splash-proof cup cover is provided with a ventilation opening; has the advantages of effectively preventing the liquid in the observation cup from splashing and facilitating the air pipe to extend into the observation cup.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a top view of the structure of the operation table of the present invention;

FIG. 3 is a schematic view of the structure of the observation cup of the present invention;

FIG. 4 is a schematic view of the connecting gas path of the present invention;

fig. 5 is a schematic structural diagram of the punching assembly of the present invention.

The reference numerals in the schematic drawings illustrate:

100. an operation table; 110. a detection zone; 120. a fixing device; 130. an elastic protective layer; 140. a through hole; 150. a support plate; 210. a gas source; 220. a gas source valve; 221. testing the first connector; 222. testing a connector III; 230. measuring a ventilation valve; 231. testing a second connector; 240. an observation cup; 241. a cup body; 242. a splash-proof cup cover; 243. an air pipe opening; 244. a ventilation gap; 330. a testing and stopping air valve; 331. testing the connector IV; 400. punching the assembly; 410. breaking the interface; 420. punching off the joint; 430. an elastomeric sealing layer; 440. a take-up unit; 500. a two-position three-way valve; 600. an air pressure stabilizer.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided for the purpose of providing a more thorough disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 to 5, the present embodiment provides a technical solution: a test bench for testing a one-way valve in a tile comprises an operation bench 100, a pass-through component and a stop-through component, wherein the pass-through component and the stop-through component are arranged on the operation bench 100;

the ventilation measuring component comprises an air source 210, an air source air valve 220, a ventilation measuring valve 230 and an observation cup 240; one end of the air source air valve 220 is communicated with the air source 210, and the other end of the air source air valve is connected with a first test connector 221 through an air pipe; one end of the ventilation valve 230 is connected with an observation cup 240 through an air pipe, and the other end of the ventilation valve is connected with a second testing connector 231 through an air pipe; the first test connector 221 and the second test connector 231 are used for connecting two ends of the tile to be tested;

when the open state of the tile is measured, the first testing connector 221 is inserted into an oil inlet of the tile, the second testing connector 231 is inserted into an oil outlet of the tile, the air source air valve 220 is opened, the testing vent valve 230 is slowly opened after the air source air valve 220 is opened, whether air bubbles are generated in an air pipe in the observation cup 240 or not is observed, if the air bubbles are generated, the open state of the tile is qualified, and if the air bubbles are generated, the open state of the tile is not qualified.

The test component comprises the gas source 210, the gas source valve 220, the test valve 330 and the observation cup 240; one end of the air source air valve 220 is communicated with the air source 210, and the other end of the air source air valve is connected with a third test connector 222 through an air pipe; one end of the testing air valve 330 is provided with a breaking component 400, and the other end is connected with a testing connector IV 331 through an air pipe; the blow-off assembly 400 is connected with an observation cup 240 through an air pipe; the third test connector 222 and the fourth test connector 331 are used for connecting two ends of the tile to be tested;

when the stop state of the tile is measured, the third testing connector 222 is inserted into an oil outlet of the tile, the fourth testing connector 331 is inserted into an oil inlet of the tile, the air source air valve 220 is opened, the testing stop air valve 330 is slowly opened after the air source air valve 220 is opened, whether air bubbles are generated in an air pipe in the observation cup 240 or not is observed, if no air bubbles are generated, the stop state of the tile is qualified, otherwise, the stop state of the tile is unqualified.

The observation cup 240 comprises a cup body 241 for containing liquid, a horn-shaped splash-proof cup cover 242 is arranged at an opening of the cup body 241, the splash-proof cup cover 242 can effectively prevent the liquid in the observation cup 240 from splashing, meanwhile, the opening of the splash-proof cup cover 242 is arranged upwards, an air pipe opening 243 is arranged at the center of the splash-proof cup cover 242, the air pipe opening 243 is used for accommodating an air pipe and extending into the cup bottom, so that the splash-proof cup cover 242 is arranged at the opening of the observation cup 240 in a funnel shape, and the air pipe can be conveniently inserted into the splash-proof cup cover 242; the edge of the splash-proof cup cover 242 is provided with a ventilation notch 244, and the ventilation notch 244 is used for flatly crossing the air pressure inside and outside the observation cup 240, so that the observation cup 240 is prevented from being damaged due to pressure difference.

In a preferred embodiment, the impact assembly 400 includes an impact interface 410 and an impact joint 420 that is matched with the impact interface 410, the impact joint 420 is engaged with the impact interface 410, an elastic sealing layer 430 is disposed on a surface of the impact joint 420 that is in contact with the impact interface 410, the elastic sealing layer 430 can ensure air tightness when the impact joint 420 is engaged with the impact interface 410, a tightening device 440 is circumferentially disposed on an outer surface of the impact joint 420, and the tightening device 440 is used for adjusting tightness when the impact joint 420 is engaged with the impact interface 410. The tightening device 440 is provided with a tightening ring circumferentially arranged on the outer surface of the impact joint 420 and a tightening nut circumferentially arranged on the tightening ring, and the tightness of the engagement between the impact joint 420 and the impact joint 410 is adjusted by adjusting the pressure of the tightening nut against the outer surface of the impact joint 420. When high air pressure is suddenly generated in the impact joint 420, the impact joint 420 can fall off from the impact interface 410, so that the air pressure in the impact joint 420 is communicated with the atmospheric pressure, the air pressure inside and outside the impact joint 420 is balanced, and the observation cup 240 connected with the impact joint 420 is protected from being damaged by the high air pressure.

In a preferred embodiment, the first testing connector 221 and the third testing connector 222 are connected to the air valve 220 through a two-position three-way valve 500, the two-position three-way valve 500 is used to adjust a measurement mode of the testing table, when a through state needs to be tested, the two-position three-way valve 500 is communicated with the first testing connector 221, and simultaneously, the communication state of the two-position three-way valve 500 and the third testing connector 222 is closed, and the air valve 330 is closed; when in a test stop state, the two-position three-way valve 500 is communicated with the test connector III 222, meanwhile, the communication state of the two-position three-way valve 500 and the test connector I221 is closed, and the vent valve 230 is closed; an air pressure stabilizer 600 is arranged between the two-position three-way valve 500 and the air source air valve 220, and the air pressure stabilizer 600 adopts a duplex piece and is used for stabilizing the flowing air flow so that the air flow is in a constant state, and the damage to hardware such as a valve or an actuator and the like due to sudden change of the air pressure of the air flow can be reduced.

In a preferred embodiment, the third test connector 222 is connected to the trachea between the second test connector 231 and the ventilation valve 230; the test joint four 331 is connected into the air pipe between the test joint one 221 and the two-position three-way valve 500.

In a preferred scheme, the surface of the operating platform 100 is provided with a detection area 110 and a fixing device 120 arranged close to the detection area 110, the fixing device 120 is used for fixing a tile to be tested, the fixing device 120 comprises a pressing rod and nuts arranged at two ends of the pressing rod, after the tile is placed, the pressing rod is arranged above the tile and the nuts at two ends of the pressing rod are screwed into the operating platform 100, so that the pressing rod fixes the tile, the surface of the detection area 110 is provided with an elastic protection layer 130, the elastic protection layer 130 is made of oil-resistant rubber and used for protecting the surface of the tile and preventing the tile from being damaged, and the detection area 110 is provided with a through hole 140 penetrating through the operating platform 100. The through hole 140 is arranged corresponding to the oil outlet of the pad, so that the second test connector 231 or the third test connector 222 can be inserted into the oil outlet of the pad through the through hole 140.

In a preferred embodiment, a supporting plate 150 is disposed on a surface of the console 100, the supporting plate 150 is perpendicular to the surface of the console 100, the ventilation measuring assembly and the ventilation measuring assembly are disposed on the console 100 through the supporting plate 150, and the ventilation measuring valve 230, the air source valve 220, and the ventilation measuring valve 330 are disposed on a surface of the supporting plate 150 facing the detection area 110.

The above-mentioned embodiments only express a certain implementation mode of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which are within the protection scope of the present invention; therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a testboard for testing check valve in tile, its characterized in that: the device comprises an operation table (100) and a communication testing component and a stop testing component which are arranged on the operation table (100);

the communication measuring component comprises an air source (210), an air source air valve (220), a ventilation measuring valve (230) and an observation cup (240); one end of the gas source gas valve (220) is communicated with the gas source (210), and the other end of the gas source gas valve is connected with a first test connector (221) through a gas pipe; one end of the ventilation valve (230) is connected with an observation cup (240) through an air pipe, and the other end of the ventilation valve is connected with a second testing connector (231) through an air pipe; the first test connector (221) and the second test connector (231) are used for connecting two ends of the tile to be tested;

the test component comprises the air source (210), the air source air valve (220), a test air valve (330) and the observation cup (240); one end of the air source air valve (220) is communicated with the air source (210), and the other end of the air source air valve is connected with a third testing connector (222) through an air pipe; one end of the testing air valve (330) is provided with a breaking component (400), and the other end of the testing air valve is connected with a testing connector IV (331) through an air pipe; the punching assembly (400) is connected with an observation cup (240) through an air pipe; the test connector III (222) and the test connector IV (331) are used for connecting two ends of the tile to be tested;

the observation cup (240) comprises a cup body (241) for containing liquid, a horn-shaped splash-proof cup cover (242) is arranged at an opening of the cup body (241), the opening of the splash-proof cup cover (242) is arranged upwards, an air pipe opening (243) is arranged in the center of the splash-proof cup cover (242), and the air pipe opening (243) is used for accommodating an air pipe to extend into the bottom of the cup; the edge of the splash-proof cup cover (242) is provided with a ventilation notch (244).

2. A test station for testing one-way valves in a tile according to claim 1, wherein: the impact assembly (400) comprises an impact connector (410) and an impact joint (420) matched with the impact connector (410), the impact joint (420) is clamped with the impact connector (410), an elastic sealing layer (430) is arranged on the surface, in contact with the impact connector (410), of the impact joint (420), a tightening device (440) is circumferentially arranged on the outer surface of the impact joint (420), and the tightening device (440) is used for adjusting the clamping tightness of the impact joint (420) and the impact connector (410).

3. A test station for testing one-way valves in a tile according to claim 1, wherein: the testing connector I (221) and the testing connector III (222) are connected with the air source air valve (220) through a two-position three-way valve (500), and an air pressure stabilizer (600) is arranged between the two-position three-way valve (500) and the air source air valve (220).

4. A test station for testing one-way valves in a tile according to claim 3, wherein: the third test connector (222) is connected into the trachea between the second test connector (231) and the ventilation valve (230); and the test joint four (331) is connected into the trachea between the test joint one (221) and the two-position three-way valve (500).

5. A test station for testing one-way valves in a tile according to claim 1, wherein: operation panel (100) surface is provided with detection zone (110) and sets up in being close to fixing device (120) of detection zone (110), fixing device (120) are used for fixed tile that awaits measuring, detection zone (110) surface is provided with elastic protection layer (130), just detection zone (110) are provided with through-hole (140) that run through operation panel (100).

6. A test station for testing one-way valves in tiles according to claim 5, wherein: operation panel (100) surface is provided with backup pad (150), backup pad (150) with operation panel (100) surface mutually perpendicular, survey to lead to the subassembly and survey to end the subassembly and pass through backup pad (150) set up in operation panel (100), just survey breather valve (230), air supply pneumatic valve (220) and survey to end pneumatic valve (330) set up in backup pad (150) orientation the surface of detection zone (110).