CN218823020U - Vacuum leak hunting device - Google Patents
Vacuum leak hunting device Download PDFInfo
- Publication number
- CN218823020U CN218823020U CN202222694057.9U CN202222694057U CN218823020U CN 218823020 U CN218823020 U CN 218823020U CN 202222694057 U CN202222694057 U CN 202222694057U CN 218823020 U CN218823020 U CN 218823020U
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- power supply
- valve
- vacuum
- control center
- display screen
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Abstract
The utility model provides a vacuum leak hunting device, includes control center, valve, vacuum ware, baroceptor, display screen, bee calling organ, switching power supply, shell body, valve, vacuum ware, baroceptor, control center, display screen, bee calling organ, switching power supply all set up in the shell body, the shell body is provided with air inlet and gas outlet, air inlet, valve, vacuum ware, baroceptor, gas outlet communicate in proper order, valve, vacuum ware, baroceptor, display screen, bee calling organ, switching power supply all connect control center, switching power supply connects valve, baroceptor, display screen, bee calling organ for each component provides the power.
Description
Technical Field
The utility model relates to an area of leaking hunting, concretely relates to vacuum device of leaking hunting.
Background
The existing leakage detection device is generally low in sensitivity, large in size and prone to defects.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a vacuum leak hunting device:
the utility model provides a vacuum leak hunting device, includes control center, valve, vacuum ware, baroceptor, display screen, bee calling organ, switching power supply, shell body, valve, vacuum ware, baroceptor, control center, display screen, bee calling organ, switching power supply all set up in the shell body, the shell body is provided with air inlet and gas outlet, air inlet, valve, vacuum ware, baroceptor, gas outlet communicate in proper order, valve, vacuum ware, baroceptor, display screen, bee calling organ, switching power supply all connect control center, switching power supply connects valve, baroceptor, display screen, bee calling organ for each component provides the power.
Preferably, switching power supply includes interconnect's power supply module and pedal switch, the power supply module is equipped with the picture peg of connecting external power supply, pedal switch is used for controlling opening of power supply module.
Preferably, the control center controls the connection valve through a 485 interface arranged on the control center, so that the control valve can be conveniently started or stopped.
Preferably, be equipped with the interior casing that adopts thermal insulation material to make in the shell body, be equipped with the mounting groove that is used for installing power supply module in the interior casing, interior casing upper end is equipped with the top cap that covers the mounting groove, it is equipped with the arc radiating surface towards the outside and baroceptor dorsad to go up the top cap, the arc radiating surface is equipped with a plurality of last louvres of evenly distributed, and the side is equipped with a plurality of evenly distributed's interior louvre on the power pack, interior louvre intercommunication louvre. The setting of interior casing can effectively keep apart the heat exchange of components and parts such as power supply module relative components such as vacuum ware, baroceptor, avoids temperature variation to influence baroceptor's sensitivity.
Has the advantages that: the air source enters the valve through the air inlet and is connected with the vacuum device through the valve, the vacuum device is used for generating vacuum negative pressure, the vacuum device is connected with the air pressure sensor to measure the current pressure value, and then the vacuum device is connected with a workpiece to be tested through the air outlet. And starting to test the leakage amount within the regulation through a control center or a switching power supply starting device, if the data value received by the control center is greater than the set leakage amount, the tightness of the to-be-tested part is unqualified, the buzzer prompts to alarm, and the test is qualified within the set value.
Drawings
FIG. 1 is an internal assembly view of example 1.
Fig. 2 is an internal assembly view of example 1, fig. 2.
Fig. 3 is an internal assembly view 3 of embodiment 1.
Fig. 4 is a top view of the interior of example 1.
Fig. 5 is an internal schematic view of embodiment 2.
FIG. 6 is an internal assembly view of embodiment 2.
Fig. 7 is an assembly diagram of embodiment 2.
1. A control center; 2. a valve; 3. a vacuum; 4. an air pressure sensor; 5. a display screen; 6. a buzzer; 7. an outer housing; 8. an air inlet; 9. an air outlet; 10. a power supply component; 11. a pedal switch; 12. inserting plates; 13. 485 interface; 14. an inner housing; 15. mounting grooves; 16. a top cover is arranged; 17. an arc-shaped heat dissipation surface; 18. An upper heat dissipation hole; 19. internal heat dissipation holes.
Detailed Description
The present invention will be further described with reference to FIGS. 1 to 7 and examples 1 to 2.
Example 1: the utility model provides a vacuum leak hunting device, includes control center 1, valve 2, vacuum vessel 3, baroceptor 4, display screen 5, bee calling organ 6, switching power supply, shell body 7, valve 2, vacuum vessel 3, baroceptor 4, control center 1, display screen 5, bee calling organ 6, switching power supply all set up in shell body 7, shell body 7 is provided with air inlet 8 and gas outlet 9, air inlet 8, valve 2, vacuum vessel 3, baroceptor 4, gas outlet 9 communicate in proper order, valve 2, vacuum vessel 3, baroceptor 4, display screen 5, bee calling organ 6, switching power supply all connect control center 1, switching power supply connects valve 2, baroceptor 4, display screen 5, bee calling organ 6 for each component provides the power. The switch power supply comprises a power supply assembly 10 and a pedal switch 11 which are connected with each other, the power supply assembly 10 is provided with an inserting plate 12 connected with an external power supply, and the pedal switch 11 is used for controlling the opening of the power supply assembly 10. The control center 1 is connected with the valve 2 through the 485 interface 13 control, so that the valve 2 can be controlled to start and stop conveniently.
The air supply passes through air inlet 8 and gets into valve 2, connects vacuum apparatus 3 through valve 2, vacuum apparatus 3 is used for producing vacuum negative pressure, inserts baroceptor 4 through vacuum apparatus 3 and measures the current pressure value, then connects the work piece that awaits measuring through gas outlet 9. The leakage amount within the regulation is tested by the control center 1 or the switching power supply starting device, if the data value received by the control center 1 is larger than the set leakage amount, the tightness of the to-be-tested piece is unqualified, the buzzer 6 prompts to give an alarm, and the test is qualified within the set value.
Example 2: the utility model provides a vacuum leak hunting device, includes control center 1, valve 2, vacuum vessel 3, baroceptor 4, display screen 5, bee calling organ 6, switching power supply, shell body 7, valve 2, vacuum vessel 3, baroceptor 4, control center 1, display screen 5, bee calling organ 6, switching power supply all set up in shell body 7, shell body 7 is provided with air inlet 8 and gas outlet 9, air inlet 8, valve 2, vacuum vessel 3, baroceptor 4, gas outlet 9 communicate in proper order, valve 2, vacuum vessel 3, baroceptor 4, display screen 5, bee calling organ 6, switching power supply all connect control center 1, switching power supply connects valve 2, baroceptor 4, display screen 5, bee calling organ 6 for each component provides the power. The switch power supply comprises a power supply assembly 10 and a pedal switch 11 which are connected with each other, the power supply assembly 10 is provided with an inserting plate 12 connected with an external power supply, and the pedal switch 11 is used for controlling the opening of the power supply assembly 10. The control center 1 is connected with the valve 2 through the 485 interface 13 control, so that the valve 2 can be controlled to start and stop conveniently.
The air supply passes through air inlet 8 and gets into valve 2, connects vacuum apparatus 3 through valve 2, vacuum apparatus 3 is used for producing vacuum negative pressure, inserts baroceptor 4 through vacuum apparatus 3 and measures the current pressure value, then connects the work piece that awaits measuring through gas outlet 9. The leakage amount within the regulation is tested by the control center 1 or the switching power supply starting device, if the data value received by the control center 1 is larger than the set leakage amount, the tightness of the to-be-tested piece is unqualified, the buzzer 6 prompts an alarm, and the test is qualified within the set value.
The air pressure sensor is characterized in that an inner shell 14 made of heat insulation materials is arranged in the outer shell 7, a mounting groove 15 used for mounting the power supply assembly 10 is formed in the inner shell 14, an upper top cover 16 covering the mounting groove 15 is arranged at the upper end of the inner shell 14, an arc-shaped heat dissipation surface 17 facing outwards and facing away from the air pressure sensor 4 is arranged on the upper top cover 16, a plurality of upper heat dissipation holes 18 are uniformly distributed in the arc-shaped heat dissipation surface 17, a plurality of inner heat dissipation holes 19 are uniformly distributed in the upper side surface of the power supply assembly, and the inner heat dissipation holes 19 are communicated with the upper heat dissipation holes 18. The inner shell 14 can effectively isolate the heat exchange of the power supply assembly 10 relative to the vacuum device 3, the air pressure sensor 4 and other components, and avoid the sensitivity of the air pressure sensor 4 from being influenced by temperature change.
It is obvious that the above embodiments of the present invention are only examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. There is no need or no limitation to these embodiments. And that such obvious changes and modifications are within the scope of the present invention as defined by the appended claims.
Claims (4)
1. A vacuum leak hunting device is characterized in that: the automatic control device comprises a control center (1), a valve (2), a vacuum device (3), an air pressure sensor (4), a display screen (5), a buzzer (6), a switching power supply and an outer shell (7), wherein the valve (2), the vacuum device (3), the air pressure sensor (4), the control center (1), the display screen (5), the buzzer (6) and the switching power supply are all arranged in the outer shell (7), the outer shell (7) is provided with an air inlet (8) and an air outlet (9), the air inlet (8), the valve (2), the vacuum device (3), the air pressure sensor (4) and the air outlet (9) are sequentially communicated, the valve (2), the vacuum device (3), the air pressure sensor (4), the buzzer (6) and the switching power supply are all connected with the control center (1), and the switching power supply is connected with the valve (2), the air pressure sensor (4), the display screen (5) and the buzzer (6) and is used for providing power for each element.
2. A vacuum leak detection device according to claim 1, wherein: the switch power supply comprises a power supply assembly (10) and a pedal switch (11) which are connected with each other, wherein the power supply assembly (10) is provided with an inserting plate (12) connected with an external power supply, and the pedal switch (11) is used for controlling the opening of the power supply assembly (10).
3. A vacuum leak detection device according to claim 1, wherein: the control center (1) is connected with the valve (2) through the 485 interface (13) control, so that the start and stop of the valve (2) can be controlled conveniently.
4. A vacuum leak detection device according to claim 1, wherein: be equipped with interior casing (14) that adopt thermal insulation material to make in shell body (7), be equipped with mounting groove (15) that are used for installing power supply module (10) in interior casing (14), interior casing (14) upper end is equipped with top cap (16) of going up that lid closes mounting groove (15), it is equipped with arc radiating surface (17) towards the outside and baroceptor (4) dorsad to go up top cap (16), arc radiating surface (17) are equipped with a plurality of louvres (18) of going up of evenly distributed, and the side is equipped with interior louvre (19) of a plurality of evenly distributed on the power supply module, interior louvre (19) intercommunication louvre (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222694057.9U CN218823020U (en) | 2022-10-08 | 2022-10-08 | Vacuum leak hunting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222694057.9U CN218823020U (en) | 2022-10-08 | 2022-10-08 | Vacuum leak hunting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218823020U true CN218823020U (en) | 2023-04-07 |
Family
ID=87248082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222694057.9U Active CN218823020U (en) | 2022-10-08 | 2022-10-08 | Vacuum leak hunting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218823020U (en) |
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2022
- 2022-10-08 CN CN202222694057.9U patent/CN218823020U/en active Active
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