CN116735107A - Product gas tightness check out test set - Google Patents
Product gas tightness check out test set Download PDFInfo
- Publication number
- CN116735107A CN116735107A CN202310991800.3A CN202310991800A CN116735107A CN 116735107 A CN116735107 A CN 116735107A CN 202310991800 A CN202310991800 A CN 202310991800A CN 116735107 A CN116735107 A CN 116735107A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- rod
- tube
- pneumatic
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000012856 packing Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 238000001035 drying Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The application relates to a product air tightness detection device, which is characterized in that a constant-motion rod, a pneumatic rod and the like are used for setting, when the internal pressure of a hub is increased and no leakage occurs, the lifting speed of the pneumatic rod is the same as that of the constant-motion rod, meanwhile, the opening end of a telescopic pipe is always sealed by a sealing plate, if the hub leaks, colored gas is discharged outwards from the leakage of the hub, the leakage of the hub can be positioned, compared with a method using water for detection, each hub is prevented from being polluted by water, the subsequent drying is avoided, the hub is not required to be driven to rotate, compared with a method using direct pressure for detection, the use of sensing instruments is greatly reduced, the device cost is reduced, meanwhile, the leakage point is prompted by colored smoke, the detection accuracy is improved, the waste of the colored gas is greatly reduced, and the detection cost is saved compared with the method using the colored gas directly.
Description
Technical Field
The application relates to product air tightness detection equipment, in particular to product air tightness detection equipment applied to the field of hub detection.
Background
The wheel hub air tightness detection is divided into a water detection method and a direct pressure detection method, wherein the direct pressure detection method is to inflate the inner side of the wheel hub, then observe the pressure change to judge whether the wheel hub leaks air, the water detection method is to soak the wheel hub in water, then inflate the wheel hub to rotate, and then observe whether the outer surface of the wheel hub has bubbles to emerge manually to judge whether the wheel hub leaks air.
The direct pressure type detection method needs more sensing instruments and has relatively high equipment cost; the water detection method needs to bubble the hub in water to pollute the processing environment, and the hub needs to be dried after the test is finished, so that the time is wasted; and the above detection method cannot mark the leakage point.
Disclosure of Invention
Aiming at the prior art, the application aims to solve the problems that the detection cost of airtight equipment is high and the air leakage point cannot be marked.
In order to solve the problems, the application provides product air tightness detection equipment, which comprises a machine body, wherein a hydraulic rod and an air charging pipe are arranged in the machine body, the telescopic end of the hydraulic rod is fixedly connected with a cover plate, the bottom end of the air charging pipe is fixedly connected with the cover plate, the bottom end of the machine body is provided with a bottom groove, the inner wall of the bottom groove is fixedly connected with an air cylinder, the inside of the air cylinder is filled with high-pressure colored air, the top end of the air cylinder is fixedly connected with an air head, the outer wall of the air head is hermetically and slidingly connected with the telescopic pipe, the side wall of one side of the air cylinder is fixedly connected with a mechanical pipe, the side wall of the other side is fixedly connected with a pneumatic pipe, the bottom end of the pneumatic pipe is provided with a pressure through hole, the top end of the pneumatic pipe penetrates and is slidingly connected with a pneumatic rod, the top end of the pneumatic rod is fixedly connected with the telescopic pipe, the side wall of the pneumatic rod, which is close to the telescopic pipe is provided with a sealing plate, and the sealing plate is used for sealing the opening end of the telescopic pipe.
As a further improvement of the present application, the color of the colored gas is set to red.
As a further improvement of the application, one end of the pneumatic rod positioned at the inner side of the pneumatic tube is fixedly connected with a piston, and the piston is in sealed sliding connection with the inner wall of the pneumatic tube; through the arrangement, the pneumatic rod can move upwards along with the change of the air pressure.
As a further improvement of the application, the bottom end of the mechanical pipe is fixedly connected with a motor, and the output end of the motor extends to the inner side of the mechanical pipe and is fixedly connected with a threaded rod.
As a further improvement of the application, the bottom surface of the constant-motion rod is provided with a thread groove, and the threaded rod extends to the inner wall of the thread groove and is in threaded connection with the inner wall of the thread groove; through the arrangement, when the motor drives the threaded rod to rotate, the constant-motion rod can move up and down.
As a further improvement supplement of the application, the sealing plate is in sliding connection with a constant-motion rod, a supporting rod is fixedly connected with the side wall of the constant-motion rod, which is close to the sealing plate, and a top spring is fixedly connected between the supporting rod and the sealing plate; through the arrangement, the sealing plate can be extruded, so that the sealing plate can better seal the opening end of the telescopic pipe.
As a further improved supplement of the application, the bottom end of the machine body is provided with an L-shaped air suction groove, the side wall of the machine body is fixedly connected with a filter, and the filter is communicated with the air suction groove; before colored gas leaks and the apron is opened, can start the filter and take out and filter the inside colored gas of wheel hub, through above-mentioned setting, prevented that a large amount of colored gas from diffusing to the air in influence processing environment.
As a further improvement of the application, the air pressure inside the air bottle is larger than the inflation air pressure of the inflation tube; through the arrangement, the colored gas in the gas cylinder can be better released.
In summary, when the internal pressure of the hub becomes large and no leakage occurs, the lifting speed of the pneumatic rod and the lifting speed of the constant-motion rod are the same, meanwhile, the opening end of the telescopic pipe are always sealed by the sealing plate, if the hub leaks, colored gas is discharged outwards from the leakage of the hub, and the leakage of the hub can be positioned.
Drawings
FIG. 1 is a front cross-sectional view of the present application;
FIG. 2 is an external view of the gas cylinder, the mechanical pipe and the pneumatic pipe of the application;
FIG. 3 is a perspective view of the gas cylinder, mechanical tube, pneumatic tube of the present application;
FIG. 4 is a front cross-sectional view of the present application at a cylinder, mechanical tube, pneumatic tube;
FIG. 5 is a state diagram of the application when the constant motion lever and the pneumatic lever rise synchronously;
FIG. 6 is a state diagram of the bellows of the present application when colored gas leaks;
FIG. 7 is a perspective view of the present application with the constant motion lever and the pneumatic lever raised in synchronization;
fig. 8 is a perspective view of the bellows of the present application when colored gas leaks.
The reference numerals in the figures illustrate:
1. a body; 101. a bottom groove; 2. a hydraulic rod; 3. a cover plate; 4. an inflation tube; 5. a gas cylinder; 501. a gas head; 6. a mechanical tube; 7. a pneumatic tube; 701. a pressure-passing hole; 8. a constant motion lever; 9. a pneumatic lever; 10. a telescopic tube; 11. a closing plate; 12. a piston; 13. a motor; 14. a threaded rod; 15. a support rod; 16. a top spring; 17. a filter; 18. an air suction groove.
Detailed Description
Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1-8, a product air tightness detection device comprises a machine body 1, wherein a hydraulic rod 2 and an air charging tube 4 are installed in the machine body 1, the telescopic end of the hydraulic rod 2 is fixedly connected with a cover plate 3, the bottom end of the air charging tube 4 is fixedly connected with the cover plate 3, a bottom groove 101 is formed in the bottom end of the machine body 1, the inner wall of the bottom groove 101 is fixedly connected with an air bottle 5, high-pressure colored gas is filled in the air bottle 5, the color of the colored gas is red, the top end of the air bottle 5 is fixedly connected with an air head 501, the outer wall of the air head 501 is in sealing sliding connection with a telescopic tube 10, the side wall of one side of the air bottle 5 is fixedly connected with a mechanical tube 6, the side wall of the other side is fixedly connected with a pneumatic tube 7, a through pressure hole 701 is formed in the bottom end of the pneumatic tube 7, a pneumatic rod 9 is in penetrating sliding connection with the top end of the mechanical tube 6, a constant-motion rod 8 is fixedly connected between the top end of the pneumatic rod 9 and the telescopic tube 10, a sealing plate 11 is arranged on the side wall of the constant-motion rod 8 close to the telescopic tube 10, and the sealing plate 11 is used for sealing the opening end of the telescopic tube 10; during detection, a hub is placed between the cover plate 3 and the bottom groove 101, then the cover plate 3 moves downwards to seal the hub, high-pressure gas is filled into the cover plate 3 through the gas charging pipe 4, meanwhile, the constant moving rod 8 moves upwards at a constant speed, when the pressure in the hub is increased and no leakage occurs, the pneumatic rod 9 drives the telescopic pipe 10 to move upwards at a constant speed along with the lifting of the pressure in the hub, the lifting speed of the pneumatic rod 9 is the same as that of the constant moving rod 8, meanwhile, the opening end of the telescopic pipe 10 is always closed by the closing plate 11, after detection, the constant moving rod 8 moves downwards to drive the telescopic pipe 10 and the pneumatic rod 9 to restore to the initial position, if the hub leaks, the pressure in the hub is small, the lifting speed of the pneumatic rod 9 is slow, at the moment, the lifting speed of the telescopic pipe 10 cannot catch up the lifting speed of the constant moving rod 8, the closing plate 11 is separated from the opening end of the telescopic pipe 10, and the colored gas in the gas cylinder 5 can be sprayed out from the telescopic pipe 10 and discharged outwards from the leakage position of the hub, and a worker can confirm the damaged position of the hub; compared with the method using water detection, the method has the advantages that each hub is prevented from being polluted by water, subsequent drying is avoided, the hubs do not need to be driven to rotate, compared with the direct pressure type detection mode, the method greatly reduces the use of sensing instruments, reduces equipment cost, simultaneously prompts leakage points through colored smoke, plays a role in marking the leakage points, improves detection accuracy, greatly reduces waste of colored gas and saves detection cost compared with direct use of colored gas detection.
Referring to fig. 1, an L-shaped air suction groove 18 is formed at the bottom end of the machine body 1, a filter 17 is fixedly connected to the side wall of the machine body 1, and the filter 17 is communicated with the air suction groove 18; before the colored gas leaks and the cover plate 3 is opened, the filter 17 can be started to extract and filter the colored gas in the hub, and by the arrangement, a large amount of colored gas is prevented from diffusing into the air to influence the processing environment; the pressure inside the gas cylinder 5 is larger than the inflation pressure of the inflation tube 4, and by the arrangement, the colored gas in the gas cylinder 5 can be better released.
Referring to fig. 4, a piston 12 is fixedly connected to one end of the pneumatic rod 9 located inside the pneumatic tube 7, and the piston 12 is in sealing sliding connection with the inner wall of the pneumatic tube 7; through the arrangement, the pneumatic rod 9 can move upwards along with the change of air pressure, the bottom end of the mechanical pipe 6 is fixedly connected with the motor 13, the output end of the motor 13 extends to the inner side of the mechanical pipe 6 and is fixedly connected with the threaded rod 14, the bottom surface of the constant-motion rod 8 is provided with a thread groove, and the threaded rod 14 extends to the inner wall of the thread groove and is in threaded connection with the inner wall of the thread groove; through the arrangement, when the motor 13 drives the threaded rod 14 to rotate, the constant-motion rod 8 can move up and down.
Referring to fig. 4, a closing plate 11 is slidably connected with a constant motion rod 8, a supporting rod 15 is fixedly connected to the side wall of the constant motion rod 8 close to the closing plate 11, and a top spring 16 is fixedly connected between the supporting rod 15 and the closing plate 11; by the arrangement, the sealing plate 11 can be extruded, so that the sealing plate 11 can better seal the opening end of the telescopic pipe 10.
The present application is not limited to the above-described embodiments, which are adopted in connection with the actual demands, and various changes made by the person skilled in the art without departing from the spirit of the present application are still within the scope of the present application.
Claims (8)
1. The utility model provides a product gas tightness check out test set, includes organism (1), install hydraulic stem (2) and gas tube (4), its characterized in that in organism (1): the utility model provides a flexible end fixedly connected with apron (3) of hydraulic stem (2), the bottom and the apron (3) fixed connection of gas tube (4), kerve (101) have been seted up to the bottom of organism (1), inner wall fixedly connected with gas cylinder (5) of kerve (101), the inside packing of gas cylinder (5) has high-pressure colored gas, the top fixedly connected with air head (501) of gas cylinder (5), the sealed sliding connection of outer wall of air head (501) has flexible pipe (10), the lateral wall fixedly connected with mechanical tube (6) of gas cylinder (5) one side, the lateral wall fixedly connected with pneumatic tube (7) of opposite side, logical pressure hole (701) have been seted up to the bottom of pneumatic tube (7), the top of pneumatic tube (7) runs through sliding connection pneumatic rod (9), the top of mechanical tube (6) runs through sliding connection with perpetual motion pole (8), fixedly connected with between top and flexible pipe (10) of pneumatic rod (9), the lateral wall that perpetual motion pole (8) is close to flexible pipe (10) is provided with flexible pipe (11), and sealed end (11) are used for sealed flexible pipe (10).
2. A product air tightness detection device according to claim 1, characterized in that: the color of the colored gas is set to be red.
3. A product air tightness detection device according to claim 1, characterized in that: one end of the pneumatic rod (9) positioned at the inner side of the pneumatic tube (7) is fixedly connected with a piston (12), and the piston (12) is in sealing sliding connection with the inner wall of the pneumatic tube (7).
4. A product air tightness detection device according to claim 1, characterized in that: the bottom end of the mechanical pipe (6) is fixedly connected with a motor (13), and the output end of the motor (13) extends to the inner side of the mechanical pipe (6) and is fixedly connected with a threaded rod (14).
5. The product air tightness detection device according to claim 4, wherein: the bottom surface of the constant motion rod (8) is provided with a thread groove, and the threaded rod (14) extends to the inner wall of the thread groove and is in threaded connection with the inner wall of the thread groove.
6. A product air tightness detection device according to claim 1, characterized in that: the sealing plate (11) is in sliding connection with the constant motion rod (8), a supporting rod (15) is fixedly connected to the side wall of the constant motion rod (8) close to the sealing plate (11), and a top spring (16) is fixedly connected between the supporting rod (15) and the sealing plate (11).
7. A product air tightness detection device according to claim 1, characterized in that: an L-shaped air suction groove (18) is formed in the bottom end of the machine body (1), a filter (17) is fixedly connected to the side wall of the machine body (1), and the filter (17) is communicated with the air suction groove (18).
8. A product air tightness detection device according to claim 1, characterized in that: the air pressure in the air bottle (5) is larger than the air inflation pressure of the air inflation tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310991800.3A CN116735107B (en) | 2023-08-08 | 2023-08-08 | Product gas tightness check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310991800.3A CN116735107B (en) | 2023-08-08 | 2023-08-08 | Product gas tightness check out test set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116735107A true CN116735107A (en) | 2023-09-12 |
| CN116735107B CN116735107B (en) | 2024-01-12 |
Family
ID=87913727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310991800.3A Active CN116735107B (en) | 2023-08-08 | 2023-08-08 | Product gas tightness check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116735107B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228744A (en) * | 2017-08-04 | 2017-10-03 | 浙江奥通铝轮有限公司 | A kind of device and method of wheel hub air-leakage test |
| CN207263402U (en) * | 2017-09-29 | 2018-04-20 | 驻马店中集华骏铸造有限公司 | Wheel hub air-tightness detection device |
| CN211527723U (en) * | 2020-04-01 | 2020-09-18 | 江苏东之宝车业股份有限公司 | Automobile wheel hub gas tightness detection device |
| CN215296596U (en) * | 2021-08-18 | 2021-12-24 | 湖北集发新材料科技有限公司 | Air tightness detection box |
| CN218956004U (en) * | 2022-12-30 | 2023-05-02 | 十堰卓顺汽车零部件有限公司 | Quick-change clamp for detecting air tightness of pipeline |
-
2023
- 2023-08-08 CN CN202310991800.3A patent/CN116735107B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228744A (en) * | 2017-08-04 | 2017-10-03 | 浙江奥通铝轮有限公司 | A kind of device and method of wheel hub air-leakage test |
| CN207263402U (en) * | 2017-09-29 | 2018-04-20 | 驻马店中集华骏铸造有限公司 | Wheel hub air-tightness detection device |
| CN211527723U (en) * | 2020-04-01 | 2020-09-18 | 江苏东之宝车业股份有限公司 | Automobile wheel hub gas tightness detection device |
| CN215296596U (en) * | 2021-08-18 | 2021-12-24 | 湖北集发新材料科技有限公司 | Air tightness detection box |
| CN218956004U (en) * | 2022-12-30 | 2023-05-02 | 十堰卓顺汽车零部件有限公司 | Quick-change clamp for detecting air tightness of pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116735107B (en) | 2024-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105605371B (en) | Building pipe apparatus for examination and repair | |
| CN203981358U (en) | A kind of simple and easy air-tightness detection device | |
| CN108593226A (en) | Kettle body air-tightness detection device and detection method | |
| CN208297069U (en) | Kettle body air-tightness detection device | |
| CN207923393U (en) | A kind of air-tightness detection device of food cans | |
| CN110441009A (en) | A kind of car deceleration device shell air tightness detection apparatus | |
| CN108303224B (en) | Food cans air tightness detection equipment | |
| CN207923395U (en) | A kind of air-tightness device for fast detecting of tinned food | |
| CN215296596U (en) | Air tightness detection box | |
| CN116735107B (en) | Product gas tightness check out test set | |
| CN112857707A (en) | Underground pipeline water leakage detection device and detection method thereof | |
| CN207366154U (en) | A kind of leak test device of inlet manifold | |
| CN2713453Y (en) | Sealability detector for oil-sealed sealing member | |
| CN211626817U (en) | Device for detecting sealing performance of ball valve | |
| CN219736721U (en) | Vacuum leak detector | |
| CN211504576U (en) | Ball valve air tightness detection device | |
| CN209673307U (en) | Fuel injection pump pump housing axis hole and bushing joint face air-tightness detection device | |
| CN109540420B (en) | PE ball valve detection device | |
| CN208155542U (en) | Band liner rubber product device for detecting sealability | |
| CN205642743U (en) | Airtight detection inflation inlet of intake pipe combination formula block structure | |
| CN218956033U (en) | Valve tightness detection device | |
| CN217505134U (en) | Sealing test device of bellows | |
| CN216309399U (en) | Pump cover blockage measuring device | |
| CN211121832U (en) | Dry type automatic leakage detector for diesel engine body | |
| CN208902346U (en) | A kind of device for detecting sealability of lead storage battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |