CN218916697U

CN218916697U - Pneumatic air dual-purpose pressure testing device for automobile engine air pipe

Info

Publication number: CN218916697U
Application number: CN202122863322.7U
Authority: CN
Inventors: 刘帆; 叶珏磊; 叶锦瑞; 吴建彪; 刘志红
Original assignee: Wuhan Jinrui Technology Co ltd
Current assignee: Wuhan Jinrui Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2023-04-25
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a pneumatic and air dual-purpose pressure testing device for an automobile engine air pipe, which comprises a supporting component, an installing table, a plugging component, a stabilizing component and an inflating component, wherein the supporting component comprises a bottom plate, a supporting rod vertically arranged at the top of the bottom plate, a top plate arranged at the top of the supporting rod and a compression cylinder arranged at the top of the top plate, the installing table is arranged at the top of the bottom plate, the plugging component is respectively arranged on the bottom plate, the plugging component comprises a plugging cylinder and a leakage-proof plug arranged at the output end of the plugging cylinder, the stabilizing component comprises a mounting plate arranged at the output end of the compression cylinder, a linear bearing respectively vertically arranged on the top plate and a guide rod which is arranged on the linear bearing and can be lifted along the linear bearing, and the inflating component comprises an inflating head respectively arranged at the bottom of the mounting plate and an inflating nozzle arranged at the air outlet of the inflating head.

Description

Pneumatic air dual-purpose pressure testing device for automobile engine air pipe

Technical Field

The utility model relates to the technical field of pressure testing devices, in particular to a pneumatic and air dual-purpose pressure testing device for an air pipe of an automobile engine.

Background

At present, the air tightness of a water pipe needs to be detected in the processing process of the automobile engine water pipe, and the existing quick clamp and screw are used for propping against a hole needing sealing for pressure test, so that the efficiency is low, the operation of staff is complex, and the use is inconvenient.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned and/or problems occurring in the prior art pressure test devices for pneumatic air in the air duct of an automobile engine.

Therefore, the utility model aims to provide the pneumatic air dual-purpose pressure testing device for the air pipe of the automobile engine, the product is placed on the platform along the locating pin on the product mounting table, the pressing cylinder and the plugging cylinder are started and driven by the PLC control electromagnetic valve to seal the product, the whole tool is immersed in water through the mechanical device, finally the PLC control electromagnetic valve is used for controlling the inflation head to inflate the product, whether the product leaks or not is judged by observing whether air bubbles on the product emerge, the device can be used as dry pressure testing after being connected with the leak tester, the leak testing of the product can be realized without entering water, the automatic clamping tool is more convenient, the production efficiency is improved, and the dual-purpose dry and water is convenient and effective.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

a pneumatic and air dual-purpose pressure test device for an automobile engine air pipe comprises:

the support assembly comprises a bottom plate, a support rod vertically arranged at the top of the bottom plate, a top plate arranged at the top of the support rod and a compression cylinder arranged at the top of the top plate;

the mounting table is arranged at the top of the bottom plate;

the plugging assembly is respectively arranged on the bottom plate and comprises a plugging cylinder and a leakage-proof plug arranged at the output end of the plugging cylinder;

the stabilizing assembly comprises a mounting plate arranged at the output end of the compression cylinder, linear bearings respectively and vertically arranged on the top plate, and a guide rod arranged on the linear bearings and capable of lifting along the linear bearings, and the bottom end of the guide rod is connected with the top of the mounting plate;

the inflation assembly comprises an inflation head and an inflation nozzle, wherein the inflation head is arranged at the bottom of the mounting plate, and the inflation nozzle is arranged at an air outlet of the inflation head.

As an optimal scheme of the pneumatic and air dual-purpose pressure testing device for the air pipe of the automobile engine, a clamping groove is formed in one side of the mounting table, and a plurality of positioning pins are arranged at the top of the mounting table.

As an optimal scheme of the pneumatic air dual-purpose pressure testing device for the air pipe of the automobile engine, a support is arranged on the side wall of the plugging cylinder, and a fixing plate is arranged at the bottom of the support.

As an optimal scheme of the pneumatic and air dual-purpose pressure testing device for the air pipe of the automobile engine, the front end of the leakage-proof plug is provided with a sealing plug for sealing the opening of the air pipe.

As an optimal scheme of the pneumatic and air dual-purpose pressure testing device for the air pipe of the automobile engine, the air charging nozzle is inserted into an air hole of the air pipe, and a sealing ring for sealing the air hole is arranged on the periphery of the air charging nozzle.

As an optimal scheme of the pneumatic and air dual-purpose pressure testing device for the air pipe of the automobile engine, a rotating shaft is arranged at the top of the top plate, and a hanging ring is hinged to the rotating shaft.

Compared with the prior art, the utility model has the following beneficial effects: through putting the product on the platform along the locating pin on the product mount table, start the drive through PLC control solenoid valve and compress tightly the cylinder and cock up the cylinder and seal the product, holistic frock is submerged in water through mechanical device, aerify in the product through PLC control solenoid valve control inflatable head at last, whether have the bubble to emit through observing on the product, judge whether the product leaks, the device can regard as dry pressure testing to use after connecting the leak tester, just can leak test the product without going into water.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description will be given with reference to the accompanying drawings and detailed embodiments, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. Wherein:

FIG. 1 is a schematic diagram of a pneumatic air dual-purpose pressure test device for an air pipe of an automobile engine;

FIG. 2 is a schematic diagram of a side view of a pneumatic air dual-purpose pressure test device for an automobile engine air pipe according to the present utility model;

FIG. 3 is a schematic diagram of a part of a plugging assembly of the pneumatic air dual-purpose pressure testing device for the air pipe of the automobile engine.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides a pneumatic and air dual-purpose pressure testing device for an automobile engine air pipe, which is characterized in that a product is placed on a platform along a locating pin on a product mounting table, a pressing cylinder and a plugging cylinder are started and driven by a PLC (programmable logic controller) control electromagnetic valve to seal the product, an integral tool is immersed into water through a mechanical device, finally the PLC control electromagnetic valve is used for controlling an air charging head to charge air in the product, whether the product leaks or not is judged by observing whether bubbles are emitted out of the product, and the device can be used as a dry pressure testing device after being connected with a leakage tester, and can test the leakage of the product without water.

Fig. 1 to 3 are schematic structural views of an embodiment of a pneumatic air dual-purpose pressure test device for an air pipe of an automobile engine according to the present utility model, referring to fig. 1 to 3, the main body of the pneumatic air dual-purpose pressure test device for an air pipe of an automobile engine includes a support assembly 100, a mounting table 200, a plugging assembly 300, a stabilizing assembly 400 and an air charging assembly 500.

The support assembly 100 comprises a bottom plate 110, a support rod 130 vertically arranged at the top of the bottom plate 110, a top plate 120 arranged at the top of the support rod 130 and a compression cylinder 140 arranged at the top of the top plate 120, wherein an inflating nozzle 520 on an inflating head 510 is controlled to be inserted into the tool through the arrangement of the compression cylinder 140;

a rotating shaft is arranged at the top of the top plate 120, and a hanging ring 121 is hinged on the rotating shaft, and the hanging device is conveniently submerged in water through the arrangement of the hanging ring 121;

the mounting table 200 is arranged at the top of the bottom plate 110, and the fixture is mounted and fixed through the mounting table 200;

a clamping groove 220 is formed in one side of the mounting table 200, a plurality of positioning pins 210 are arranged at the top of the mounting table 200, an air pipe of the tool is clamped through the clamping groove 220, and a product is placed on the platform along the positioning pins 210 on the product mounting table 200;

the plugging assembly 300 is respectively arranged on the bottom plate 110, the plugging assembly 300 comprises a plugging cylinder 310 and a leakage-proof plug 320 arranged at the output end of the plugging cylinder 310, the front end of the leakage-proof plug 320 is provided with a sealing plug 321 for sealing the mouth of the air pipe, and the mouth of the air pipe is conveniently plugged by the leakage-proof plug 320 through the plugging cylinder 310;

a bracket 312 is arranged on the side wall of the plugging cylinder 310), a fixing plate 311 is arranged at the bottom of the bracket 312, and the plugging cylinder 310 is kept stable through the arrangement of the bracket 312;

the stabilizing assembly 400 comprises a mounting plate 410 arranged at the output end of the compression cylinder 140, a linear bearing 420 respectively and vertically arranged on the top plate 120, and a guide rod 430 arranged on the linear bearing 420 and capable of lifting along the linear bearing 420, wherein the bottom end of the guide rod 430 is connected with the top of the mounting plate 410, and the process below the inflation assembly 500 is more stable through the arrangement of the stabilizing assembly 400, and both the plugging cylinder 310 and the compression cylinder 140 are controlled to operate through a PLC electromagnetic valve;

the air charging assembly 500 comprises an air charging head 510 and an air charging nozzle 520, wherein the air charging head 510 is respectively arranged at the bottom of the mounting plate 410, the air charging nozzle 520 is arranged at the air outlet of the air charging head 510, and air is charged into an air pipe from the air charging nozzle 520 through the air charging head 510;

the air charging nozzle 520 is inserted into the air hole of the air pipe, the periphery of the air charging nozzle 520 is provided with a sealing ring 511 for sealing the air hole, and the air hole is plugged by the cooperation of the sealing ring 511 and the air charging nozzle 520.

Referring to fig. 1-3, the pneumatic air dual-purpose pressure test device for the air pipe of the automobile engine according to the embodiment is specifically used as follows, a product is placed on a platform along a positioning pin 210 on a product mounting table 200, a pressing cylinder 140 and a plugging cylinder 310 are started and driven by a PLC control electromagnetic valve to seal the product, the whole tool is immersed into water through a mechanical device, and finally the inflation head 510 is controlled by the PLC control electromagnetic valve to inflate the product, whether the product leaks or not is judged by observing whether bubbles on the product emerge, and the device can be used as a dry pressure test after being connected with a leakage tester, so that the product can be leaked without water.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a pneumatic air dual-purpose pressure testing device of automobile engine trachea which characterized in that includes:

the support assembly (100), the support assembly (100) comprises a bottom plate (110), a support rod (130) vertically arranged at the top of the bottom plate (110), a top plate (120) arranged at the top of the support rod (130) and a compression cylinder (140) arranged at the top of the top plate (120);

a mounting table (200), the mounting table (200) being arranged on top of the base plate (110);

the plugging assembly (300) is respectively arranged on the bottom plate (110), and the plugging assembly (300) comprises a plugging air cylinder (310) and a leakage-proof plug (320) arranged at the output end of the plugging air cylinder (310);

the stabilizing assembly (400) comprises a mounting plate (410) arranged at the output end of the compression cylinder (140), linear bearings (420) respectively and vertically arranged on the top plate (120), and guide rods (430) arranged on the linear bearings (420) and capable of lifting along the linear bearings (420), wherein the bottom ends of the guide rods (430) are connected with the top of the mounting plate (410);

the inflation assembly (500), the inflation assembly (500) comprises an inflation head (510) respectively arranged at the bottom of the mounting plate (410) and an inflation nozzle (520) arranged at the air outlet of the inflation head (510).

2. The dual-purpose pressure testing device for air in an air pipe of an automobile engine according to claim 1, wherein a clamping groove (220) is formed in one side of the mounting table (200), and a plurality of positioning pins (210) are arranged at the top of the mounting table (200).

3. The dual-purpose pressure testing device for pneumatic air of an automobile engine air pipe according to claim 2, wherein a bracket (312) is arranged on the side wall of the plugging cylinder (310), and a fixing plate (311) is arranged at the bottom of the bracket (312).

4. A dual-purpose pressure test device for air and air in an air pipe of an automobile engine according to claim 3, wherein a sealing plug (321) for sealing the opening of the air pipe is arranged at the front end of the leakage-proof plug (320).

5. The dual-purpose pressure testing device for pneumatic air of an automobile engine air pipe according to claim 4, wherein the air charging nozzle (520) is inserted into an air hole of the air pipe, and a sealing ring (511) for sealing the air hole is arranged on the periphery of the air charging nozzle (520).

6. The dual-purpose pressure testing device for air in an automobile engine air pipe according to claim 5, wherein a rotating shaft is arranged at the top of the top plate (120), and a hanging ring (121) is hinged to the rotating shaft.