CN214407907U

CN214407907U - Test mechanism for detecting air tightness

Info

Publication number: CN214407907U
Application number: CN202120492590.XU
Authority: CN
Inventors: 朱建林; 邬建来; 沈伟峰; 李伟强; 王霖均; 张银春; 潘挺松; 郭宏斌
Original assignee: Ningbo Ruyi JSCL
Current assignee: Ningbo Ruyi JSCL
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-15
Anticipated expiration: 2031-03-08

Abstract

The utility model discloses a test mechanism for detecting gas tightness belongs to gas tightness check out test set technical field. It includes: a tank body provided with an accommodating chamber for accommodating liquid; the air cylinder assembly is arranged in the accommodating cavity, and one end of the air cylinder assembly is hinged with the box body; the mounting plate is arranged in the accommodating cavity and connected with the other end of the air cylinder assembly, and is used for placing an object to be detected; and the rotating assembly is arranged in the accommodating cavity and is connected with the mounting plate. Wait to detect the article and place on the mounting panel, the mounting panel is connected with rotatable cylinder and rotatable rocker, wait to detect the article and fix the back that finishes when waiting, the mounting panel rotates round the pin joint of rocker under the drive of cylinder, immerses in liquid through the mode of upset, wait to detect this process of article in the immersion liquid, can not produce the splash, whether the tester of being convenient for observes that there is the bubble to produce, not only guarantee can not appear lou examining the bubble, and improved detection speed and holistic efficiency of software testing moreover.

Description

Test mechanism for detecting air tightness

Technical Field

The utility model belongs to the technical field of gas tightness check out test set, concretely relates to test mechanism for detecting gas tightness.

Background

The air tightness test is one of compactness tests using gas as a pressurizing medium, air tightness of many products must be detected after production, and the existing air tightness detection method generally injects compressed air with certain pressure into a cavity of an object to be detected to generate pressure in the cavity, then the object to be detected is placed into an experimental water tank or an experimental oil tank, and whether air leakage occurs or not is observed within a period of time, so that the air tightness of the object to be detected is detected.

The existing air tightness detection equipment vertically puts the mounted object to be detected into water or oil when detecting air tightness, and the detection mode can cause large water splash, thereby influencing the observation of testers.

Disclosure of Invention

The utility model discloses an above-mentioned problem to prior art exists provides a be used for detecting test mechanism of gas tightness convenient to test personnel observes.

The utility model discloses the accessible is realized by following technical scheme:

a testing mechanism for detecting hermeticity, comprising:

a tank body provided with an accommodating chamber for accommodating liquid;

the air cylinder assembly is arranged in the accommodating cavity, and one end of the air cylinder assembly is hinged with the box body;

the mounting plate is arranged in the accommodating cavity and connected with the other end of the air cylinder assembly, and the mounting plate is used for placing an object to be detected;

and the rotating assembly is arranged in the accommodating cavity and is connected with the mounting plate.

As a further improvement of the utility model, the cylinder subassembly includes the cylinder mount pad and drives actuating cylinder, the cylinder mount pad sets up on the inner wall of box, drive actuating cylinder's one end with the cylinder mount pad is articulated just drive actuating cylinder's the other end with the mounting panel is connected.

As a further improvement of the present invention, a first fixing rod is disposed in the accommodating cavity.

As a further improvement of the utility model, the runner assembly includes rocking plate mount pad and rocking plate, the rocking plate mount pad sets up on the first dead lever, the one end of rocking plate with the rocking plate mount pad is articulated just the other end of rocking plate with the mounting panel is connected.

As a further improvement, the mounting plate is provided with a positioning member, the positioning member is used for inserting into the object to be detected.

As a further improvement, the positioning element is connected with an inflation cylinder, the inflation cylinder is used for inflating in the object to be detected.

As a further improvement, the utility model also comprises a limit component, the limit component set up in on the mounting panel, the limit component is used for will waiting to detect the article and fix on the mounting panel.

As a further improvement, the spacing subassembly includes fixed column, gag lever post and retaining member, the fixed column sets up on the mounting panel, the gag lever post rotatable with the fixed column is connected, the retaining member is equipped with installing port and depression bar, the gag lever post stretches into in the installing port and pass through the depression bar screws fixedly and fixed back the gag lever post will wait to detect the article and compress tightly.

As a further improvement, the holding cavity is further provided with a second fixing rod, and the second fixing rod is provided with a limit screw.

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

1. wait to detect the article and place on the mounting panel, and the mounting panel then is connected with rotatable cylinder and rotatable rocker, wait to detect the article and fix the back that finishes when, the mounting panel is under the drive of cylinder, rotate round the pin joint of rocker, thereby the mode through the upset is immersed in the liquid in the box, guaranteed to detect this process of article in immersion liquid, can not produce the splash, thereby whether be convenient for the follow-up observation of experimenter has the bubble to produce, not only guarantee that the bubble can not appear lou to examine, and the detection speed is improved, and then holistic efficiency of software testing is improved.

2. Be provided with stop screw on the second dead lever of holding intracavity installation, if wait to detect article and mounting panel when overturn and dip in liquid, the condition of outage appears in the accident, the excessive problem of upset appears in article and mounting panel to waiting to detect can be avoided to stop screw's setting to play the guard action.

3. After in gear box casing upset and the complete immersion liquid, through aerifing to gear box casing inside, can inspect the leakproofness of gear box casing, if after aerifing, liquid has the bubble to produce, can judge that gear box casing leakproofness is not good to still can be according to the bubble production position, it is not good to specifically judge which department leakproofness of gear box casing, has improved the detection precision.

Drawings

Fig. 1 is a schematic structural diagram of a testing mechanism of the present invention;

fig. 2 is a schematic view of another perspective structure of fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the mounting plate of the present invention.

In the figure, 100, a box body; 101. an accommodating cavity; 110. a first fixing lever; 120. mounting a plate; 130. a positioning member; 140. an inflation cylinder; 141. an inflation interface; 150. a limiting component; 151. fixing a column; 152. a limiting rod; 153. a locking member; 154. a pressure lever; 160. a second fixing bar; 161. a limiting screw; 200. a cylinder assembly; 210. a cylinder mounting seat; 220. a driving cylinder; 300. a rotating assembly; 310. a rocker plate mounting base; 320. and (5) shaking the plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical method of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, the utility model provides a pair of a test mechanism for detecting gas tightness, include:

the box 100 is provided with a containing cavity 101 for containing liquid, the liquid can adopt media such as oil and water according to the requirements of different objects to be detected, and a first fixing rod 110 is arranged in the containing cavity 101.

And the cylinder assembly 200 is arranged in the accommodating cavity 101, and one end of the cylinder assembly 200 is hinged with the box body 100, so that the cylinder assembly 200 can rotate around the hinged point.

And a mounting plate 120 disposed in the receiving cavity 101 and connected to the other end of the cylinder assembly 200, wherein the mounting plate 120 is used for placing an object to be detected, which may be various products, and in the present embodiment, the object to be detected is preferably a gear box housing (not shown).

The rotating assembly 300 is disposed in the accommodating cavity 101, specifically, one end of the rotating assembly 300 is rotatably mounted on the first fixing rod 110, and the other end of the rotating assembly 300 is connected to the mounting plate 120.

In the testing process, place on mounting panel 120 and accomplish fixed back when the gearbox casing, mounting panel 120 is under cylinder assembly 200's drive, rotate round rotating assembly 300's pin joint, thereby gearbox casing and mounting panel 120 can be through the mode of upset dip in the liquid in holding chamber 101, compare in the straight-up immersion mode that other detection mechanism adopted, this process of gearbox casing in getting into liquid can be guaranteed to the immersion mode that this embodiment adopted the upset, can not produce the splash, and then whether the follow-up bubble of observing of the experimenter of being convenient for produces, the bubble of not only guaranteeing to appear louing to examine can not appear, and improved detection speed, and then whole test efficiency has been improved.

Preferably, the cylinder assembly 200 includes a cylinder mounting seat 210 and a driving cylinder 220, the cylinder mounting seat 210 is disposed on an inner wall of the box 100, one end of the driving cylinder 220 is hinged to the cylinder mounting seat 210 and the other end of the driving cylinder 220 is connected to the mounting plate 120, so that the driving cylinder 220 can not only extend and retract but also rotate around the hinged point.

Further preferably, the rotating assembly 300 includes a rocking plate mounting seat 310 and a rocking plate 320, the rocking plate mounting seat 310 is disposed on the first fixing rod 110 and located at the bottom of the mounting plate 120, one end of the rocking plate 320 is hinged to the rocking plate mounting seat 310, and the other end of the rocking plate 320 is connected to the mounting plate 120, through the cooperation of the rotating assembly 300 and the cylinder assembly 200, the mounting plate 120 can rotate around the hinge point of the rocking plate 320 under the driving of the driving cylinder 220, so that the mounting plate 120 and the gearbox housing placed on the mounting plate 120 are turned over, in this embodiment, the turning angle is preferably 90 °, and at this time, the whole gearbox housing can be completely immersed in the liquid.

Preferably, mounting panel 120 is provided with setting element 130, when mounting panel 120 did not overturn, the vertical upwards setting of setting element 130, and when the gearbox casing was installed, only need with the bottom of gearbox casing along the vertical downwards installation of setting element 130 place axis can, the back of finishing the installation, setting element 130 has also played sealed effect to the gearbox casing, and other positions that need to seal of gearbox casing then adopt corresponding sealing member to seal, guarantee that the gearbox casing is before the immersion liquid, be in encapsulated situation can.

Preferably, the bottom of the positioning member 130 is connected with an inflation cylinder 140, the inflation cylinder 140 is provided with an inflation interface 141, inflation can be performed on the gear box shell only through the inflation interface 141, the gear box shell is in a sealed state after being installed, and after the gear box shell is turned over and completely immersed in liquid, the gear box shell is inflated, the sealing performance of the gear box shell can be tested, if bubbles are generated in the liquid after inflation, the poor sealing performance of the gear box shell can be judged, and the position of the generated bubbles can be further determined, the poor sealing performance of the gear box shell can be specifically judged, and the detection precision is improved.

Preferably, a limiting assembly 150 is further included, which is disposed on the mounting plate 120, and the limiting assembly 150 is used to fix the gearbox housing placed on the mounting plate 120.

Further preferably, spacing subassembly 150 includes fixed column 151, gag lever post 152 and retaining member 153, the vertical setting of fixed column 151 is on mounting panel 120, rotatable being connected with the dead lever of gag lever post 152 one end, and retaining member 153 is equipped with installing port and depression bar 154, after the gearbox casing has been installed on mounting panel 120 and installed in place, through rotating gag lever post 152, until the other end of gag lever post 152 is located the installing port, through the depression bar 154 on the rotatory retaining member 153 this moment, can compress tightly gag lever post 152 downwards, make gag lever post 152 compress tightly the gearbox casing, accomplish the fixed of gearbox casing, after accomplishing above-mentioned fixed process, can control and drive actuating cylinder 220 and drive mounting panel 120 and overturn, and then carry out the testing of gas tightness.

Preferably, the accommodating cavity 101 is further provided with a second fixing rod 160, the second fixing rod 160 is provided with a limiting screw 161, if the gearbox housing and the mounting plate 120 are overturned and immersed in liquid, the situation of power failure occurs accidentally, the limiting screw 161 can prevent the object to be detected and the mounting plate 120 from being overturned excessively, and therefore the protective effect is achieved.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the technical means, but also comprises the technical scheme formed by the arbitrary combination of the technical characteristics. The above is a detailed implementation manner of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. A test mechanism for detecting gas tightness, characterized by comprising:

a tank body provided with an accommodating chamber for accommodating liquid;

2. The test mechanism for detecting airtightness according to claim 1, wherein the cylinder assembly includes a cylinder mounting seat and a driving cylinder, the cylinder mounting seat is disposed on an inner wall of the box body, one end of the driving cylinder is hinged to the cylinder mounting seat, and the other end of the driving cylinder is connected to the mounting plate.

3. The testing mechanism for detecting airtightness of claim 2, wherein a first fixing rod is disposed in the accommodating chamber.

4. The testing mechanism for detecting airtightness of claim 3, wherein the rotating assembly includes a rocking plate mounting seat and a rocking plate, the rocking plate mounting seat is disposed on the first fixing rod, one end of the rocking plate is hinged to the rocking plate mounting seat, and the other end of the rocking plate is connected to the mounting plate.

5. The testing mechanism for detecting airtightness of claim 1, wherein the mounting plate is provided with a positioning member for insertion into an object to be tested.

6. The test mechanism for detecting airtightness of claim 5, wherein the positioning member is connected with an inflation cylinder, and the inflation cylinder is used for inflating an object to be detected.

7. The testing mechanism for detecting airtightness of claim 1, further comprising a limiting assembly, wherein the limiting assembly is disposed on the mounting plate, and the limiting assembly is used for fixing an object to be detected on the mounting plate.

8. The testing mechanism for detecting airtightness of claim 7, wherein the limiting assembly comprises a fixing column, a limiting rod and a locking member, the fixing column is disposed on the mounting plate, the limiting rod is rotatably connected with the fixing column, the locking member is provided with a mounting opening and a pressing rod, and the limiting rod extends into the mounting opening, is screwed and fixed through the pressing rod, and presses the object to be detected through the limiting rod after the limiting rod is fixed.

9. The testing mechanism for detecting airtightness of claim 1, wherein a second fixing rod is further disposed in the accommodating chamber, and the second fixing rod is provided with a limiting screw.