CN212807498U

CN212807498U - Airtightness detection device

Info

Publication number: CN212807498U
Application number: CN202021626184.XU
Authority: CN
Inventors: 周瑞峰; 程单
Original assignee: Dongguan Weideng Machinery Co ltd
Current assignee: Dongguan Weideng Machinery Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-26
Anticipated expiration: 2030-08-06

Abstract

The utility model provides an airtight detection device, the device are including frame and detection mechanism, a serial communication port, the detachable setting of detection mechanism is in the frame, detection mechanism is including the water tank, detect main part, two determine module, it is fixed to detect the main part and sets up in the water tank, it is used for placing the detection position that detects the piece, two to detect to be provided with in the main part the determine module is all fixed to be set up in detecting the main part, and two the determine module corresponds the setting respectively and is detecting the both sides department in position. The utility model discloses in, the device's simple structure and its convenient operation, when using, for current high inseparable detection device, its life is longer and receive service environment's restriction littleer. And although the device has a simple structure, the detection effect is more accurate during detection under the fixation of three angles of the upper fixing component and the detection components at two sides of the device.

Description

Airtightness detection device

Technical Field

The utility model belongs to the technical field of check out test set, in particular to airtight detection device structure.

Background

The air tightness detection device is an air tightness test machine, also called an air tightness detection experiment machine, is equipment widely applied to air tightness tests of various sealing elements such as a faucet cavity, an automobile cylinder body, a piston cavity, a bent pipe cavity, a pressure gauge, an air storage tank and the like, can be used for production type batch tests, and can also be used for spot check or laboratory use.

Like reference 1 of patent application number "201922106261.2" airtight machine, including main frame, air supply system and detection station, the air supply system sets up in the main frame bottom, and the detection station setting is in the air supply system top, and the detection station is including examining stifled station and leak hunting station, examines stifled station and leak hunting station and all includes clamping device, is provided with the manometer on the detection station inner wall, and the manometer right side is provided with pressure sensor, is provided with the amplifier below the manometer. The detection component of the comparison document 1 is a sensor, does not need to be watched by human eyes, and is internally integrated with an automatic control device. However, the device of the comparison document 1 has a complicated mechanism and high production cost, and when in use, parts are easily damaged due to the precise and complicated structure, which affects the service life of the parts.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide an air tightness detecting device, which is simple in structure and low in production cost.

Another object of the present invention is to provide an airtight testing apparatus, which is easy to operate and has a long service life.

In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model provides an air tightness detection device, which comprises a frame and a detection mechanism and is characterized in that, the detection mechanism is detachably arranged on the frame and comprises a water tank, a detection main body and two detection components, the detection main body is fixedly arranged in the water tank, a detection position for placing a piece to be detected is arranged on the detection main body, the two detection components are fixedly arranged on the detection main body, the two detection components are respectively and correspondingly arranged at the two sides of the detection position, the detection components comprise an inflation cylinder, a rubber sealing piece and an inflation piece communicated with an external inflation mechanism, the inflation cylinder is fixedly arranged on the detection main body, the inflatable part is fixedly arranged on an output shaft of the inflatable cylinder, the rubber sealing part is sleeved on the inflatable part, and the rubber sealing part and the inflatable part both correspond to the detection position; and this detection mechanism is still including fixed subassembly, fixed subassembly is including fixed cylinder and rubber mounting, fixed cylinder is fixed to be set up in being located the detection main part that detects the position top, the rubber mounting is fixed to be set up on fixed cylinder output shaft and rubber mounting position corresponds with detecting the position. In the device, the output shaft of the fixed cylinder moves, the rubber fixing piece is pressed on the piece to be detected, and the piece to be detected is fixed on a detection position; and then the inflating cylinders on two sides of the detection position start to work, the inflating piece and the rubber sealing piece on the inflating piece are abutted to the piece to be detected through the output shaft of the inflating cylinder, the inflating piece corresponds to the part to be inflated of the piece to be detected, and the rubber sealing piece plays a role in sealing and preventing air leakage between the inflating piece and the piece to be detected. Then pour into water in the water tank and cover and wait to detect the piece to control outside aeration mechanism and carry out work, through aeration piece with gaseous injection to waiting to detect in the piece, observe whether aquatic can produce the blister this moment, and then judge this gas tightness that detects the piece. Wherein outside mechanism of aerifing is prior art, can realize aerifing to aerifing in the piece just. The device is simple in structure and convenient to operate, and when the device is used, compared with the existing high-tightness detection device, the device is longer in service life and less limited by the use environment. And although the device has a simple structure, the detection effect is more accurate during detection under the fixation of three angles of the upper fixing component and the detection components at two sides of the device. And the frame and the detachable setting of detection mechanism for the device is more convenient when installation and renewal part.

Furthermore, the output shaft of the inflation cylinder is a hollow shaft capable of ventilating, and the external charging mechanism is connected to the inflation cylinder and communicated to the inflation piece through the output shaft of the inflation cylinder.

Furthermore, the whole rubber fixing piece is of a concave shape, a fixing cavity for fixing the piece to be detected is arranged on the rubber fixing piece, and the position of the fixing cavity corresponds to the detection position. The structure of the rubber fixing part is arranged, so that when the rubber fixing part is fixed to a piece to be detected, the piece to be detected can be fixed to a detection position more stably, and the inaccurate detection result caused by the movement of the piece to be detected in the detection process is prevented.

Furthermore, a rubber pad is fixedly arranged on the detection position. The rubber pad is matched with the fixing component to more stably fix the part to be detected.

Further, the detection main body comprises an upper mounting plate and a middle mounting plate, the upper mounting plate and the middle mounting plate are fixed through four fixing columns, the detection positions are arranged on the middle mounting plate, the two inflation cylinders are fixedly arranged on the middle mounting plate, and the fixing cylinders are fixedly arranged on the upper mounting plate.

Further, the detection main body further comprises a lower mounting plate, two lifting cylinders are fixedly arranged on the lower mounting plate, and the output ends of the two lifting cylinders are fixedly arranged at the bottom end of the middle mounting plate.

And further. The lower mounting plate is fixedly provided with four guide posts, and the four guide posts penetrate through the middle mounting plate and are movably connected with the middle mounting plate. The setting of lift cylinder and guide post for the height of well mounting panel can be adjusted, makes the device can the more waiting of size of adaptation wait to detect.

Furthermore, the bottom end of the rack is provided with universal wheels.

The beneficial effects of the utility model reside in that: compared with the prior art the utility model discloses in, the device's simple structure and its convenient operation, when using, for current high inseparable detection device, its life is longer and receive service environment's restriction littleer. And although the device has a simple structure, the detection effect is more accurate during detection under the fixation of three angles of the upper fixing component and the detection components at two sides of the device.

Drawings

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

Fig. 2 is a schematic structural diagram of the water tank hidden in the present invention.

Fig. 3 is the utility model discloses hidden water tank, determine module and lift cylinder's schematic structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model provides an airtight detection device, the device includes frame 1 and detection mechanism 2, its characterized in that, detection mechanism 2 is detachable to be set up on frame 1, detection mechanism includes water tank 21, detection main part 22, two detection component 23, detection main part 22 is fixed to be set up in water tank 21, be provided with the detection position 24 that is used for placing the piece 3 that detects on detection main part 22, two detection component 23 all is fixed to be set up on detection main part 22, and two detection component 23 correspond respectively and set up in the both sides department that detects position 24, detection component 23 includes aerify cylinder 231, rubber seal (not shown) and communicate to outside aerify piece 232 of mechanism (not shown), aerify cylinder 231 is fixed to be set up on detection main part 22, just aerify piece 232 is fixed to be set up on aerify cylinder 231's output shaft, the rubber sealing element is sleeved on the inflating element 232; the detection mechanism 2 further comprises a fixing assembly 25, the fixing assembly 25 comprises a fixing cylinder 251 and a rubber fixing member 252, the fixing cylinder 251 is fixedly arranged above the detection position 24, the rubber fixing member 252 is fixedly arranged on an output shaft of the fixing cylinder 251, and the position of the rubber fixing member 252 corresponds to the detection position 24. The rubber sealing element is a structure which is made of rubber materials and has a sealing effect.

Further, the output shaft of the charging cylinder 231 is a hollow shaft which can be ventilated, and the external charging mechanism is connected to the charging cylinder 231 and is communicated to the charging member 232 through the output shaft of the charging cylinder 231.

Further, the rubber fixing member 252 is integrally concave, a fixing cavity 253 for fixing the to-be-detected member 3 is arranged on the rubber fixing member 252, and the position of the fixing cavity 253 corresponds to the detection position 24.

Further, a rubber pad 241 is fixedly arranged on the detection position 24.

Further, the detection main body 22 includes an upper mounting plate 221 and a middle mounting plate 222, the upper mounting plate 221 and the middle mounting plate 222 are fixed by four fixing posts 223, the detection position 24 is disposed on the middle mounting plate 222, both the two inflation cylinders 231 are fixedly disposed on the middle mounting plate 222, and the fixing cylinder 251 is fixedly disposed on the upper mounting plate 221.

Further, the detection main body 22 further comprises a lower mounting plate 224, two lifting cylinders 225 are fixedly arranged on the lower mounting plate 224, and output ends of the two lifting cylinders 225 are fixedly arranged at the bottom end of the middle mounting plate 222.

And further. Four guide posts 226 are also fixedly arranged on the lower mounting plate 224, and the four guide posts 226 penetrate through the middle mounting plate 222 and are movably connected with the middle mounting plate 222.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An air tightness detection device comprises a rack and a detection mechanism, and is characterized in that the detection mechanism is detachably arranged on the rack, the detection mechanism comprises a water tank, a detection main body and two detection components, the detection main body is fixedly arranged in the water tank, a detection position for placing a piece to be detected is arranged on the detection main body, the two detection components are fixedly arranged on the detection main body, the two detection components are respectively and correspondingly arranged at two sides of the detection position, the detection components comprise an inflation cylinder, a rubber sealing piece and an inflation piece communicated to an external inflation mechanism, the inflation cylinder is fixedly arranged on the detection main body, the inflation piece is fixedly arranged on an output shaft of the inflation cylinder, and the rubber sealing piece is sleeved on the inflation piece; and this detection mechanism is still including fixed subassembly, fixed subassembly is including fixed cylinder and rubber mounting, fixed cylinder is fixed to be set up in being located the detection main part that detects the position top, the rubber mounting is fixed to be set up on fixed cylinder output shaft and rubber mounting position corresponds with detecting the position.

2. The air tightness detecting device according to claim 1, wherein the output shaft of the inflation cylinder is a hollow ventable shaft, and the external charging mechanism is connected to the inflation cylinder and communicated to the inflation member through the output shaft of the inflation cylinder.

3. The airtightness detection apparatus according to claim 1, wherein the rubber fixing member is "concave" in shape, a fixing cavity for fixing the member to be detected is provided on the rubber fixing member, and the position of the fixing cavity corresponds to the detection position.

4. The air-tightness detecting device according to claim 1, wherein a rubber pad is fixedly disposed on the detecting position.

5. The airtightness detection apparatus according to claim 1, wherein the detection main body includes an upper mounting plate and a middle mounting plate, the upper mounting plate and the middle mounting plate are fixed by four fixing posts, the detection position is disposed on the middle mounting plate, and both of the two inflation cylinders are fixedly disposed on the middle mounting plate, and the fixing cylinders are fixedly disposed on the upper mounting plate.

6. The airtightness detection apparatus according to claim 5, wherein the detection body further comprises a lower mounting plate, two lifting cylinders are fixedly disposed on the lower mounting plate, and output ends of the two lifting cylinders are fixedly disposed at a bottom end of the middle mounting plate.

7. The airtightness detection apparatus according to claim 6, wherein four guide posts are further fixedly provided on the lower mounting plate, and the four guide posts pass through the middle mounting plate and are movably connected with the middle mounting plate.

8. The air tightness detecting device according to claim 1, wherein a universal wheel is provided at a bottom end of the frame.