CN213383790U - Automobile smoke leak detector device for multi-air-pressure voltage mode - Google Patents
Automobile smoke leak detector device for multi-air-pressure voltage mode Download PDFInfo
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- CN213383790U CN213383790U CN202022409316.XU CN202022409316U CN213383790U CN 213383790 U CN213383790 U CN 213383790U CN 202022409316 U CN202022409316 U CN 202022409316U CN 213383790 U CN213383790 U CN 213383790U
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Abstract
The utility model discloses a car smog leak detector device for many atmospheric pressure voltage modes mainly relates to car smog leak hunting technical field. Comprises a low-pressure diaphragm pump, a smoke generating cavity, a smoke generator and a smoke output pipe; one end of the ventilation pipeline, which is far away from the smoke generator, is a three-way pipeline; a first inlet end pipe of the three-way pipeline is connected with the low-pressure diaphragm pump, and a first one-way valve is arranged on the first inlet end pipe; and a second inlet pipe of the three-way pipeline is connected with the high-pressure interface, and a second one-way valve is arranged on the second inlet pipe. The beneficial effects of the utility model reside in that: various specifications of voltages of 12V \24V \220V can be compatible for use through technical integration, and low-pressure detection is carried out on output air pressure through a built-in low-pressure diaphragm pump; an external high-pressure air pump connected in parallel with the low-pressure diaphragm pump is also arranged, and the high-pressure air pump can supply air at high pressure so as to enable the output air pressure to reach 1.6Mpa maximally and detect the high air pressure; therefore, the device can be compatible to use high-pressure and low-pressure air supply for sealing leakage detection.
Description
Technical Field
The utility model relates to a car smog leak hunting technical field specifically is a car smog leak detector device for many atmospheric pressure voltage modes.
Background
Most of the existing smoke leakage detection voltage can only be one of 12V or 24V and 220V, and the output pressure is lower than the low-pressure detection of below 0.2 Mpa. 12V is suitable for small automobiles (the vehicle-mounted power supply voltage of the small automobiles is 12V), 24V is suitable for medium and large trucks (the vehicle-mounted power supply voltage of the medium and large trucks is 24V), and 220V is household voltage. The low-pressure diaphragm pump for detection can provide a low pressure of 0.2MPa or less. Of course, the low-pressure detection can be performed by using the pressure supplied by a low-pressure diaphragm pump for an air inlet system, an exhaust system, a water tank, a fuel system and the like of the automobile, but the detection is performed by using the pressure supplied by a high-pressure pump for an air conditioning system pipeline of the automobile. Therefore, during actual detection, the low-pressure diaphragm pump of the automobile smoke leak detector cannot meet the detection requirement of the air conditioning system pipeline of more than 0.2 Mpa.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automobile smoke leak detector device used in a multi-air pressure voltage mode, which can compatibly use various specifications of voltages of 12V \24V \220V through technical integration, and output air pressure is detected by a built-in low-pressure diaphragm pump; an external high-pressure air pump connected in parallel with the low-pressure diaphragm pump is also arranged, and the high-pressure air pump can supply air at high pressure so as to enable the output air pressure to reach 1.6Mpa maximally and detect the high air pressure; therefore, the device can be compatible to use high-pressure and low-pressure air supply for sealing leakage detection.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
the automobile smoke leak detector device used for the multi-air pressure voltage mode comprises a low-pressure diaphragm pump, a smoke generating cavity, a smoke generator and a smoke output pipe; the low-pressure diaphragm pump is connected with a smoke generator through a ventilation pipeline, the smoke generator is arranged in the smoke generating cavity, and one end of the smoke output pipe is arranged in the smoke generating cavity; the control circuit of the low-voltage diaphragm pump is powered by a vehicle-mounted power supply; one end of the ventilation pipeline, which is far away from the smoke generator, is a three-way pipeline; a first inlet end pipe of the three-way pipeline is connected with the low-pressure diaphragm pump, and a first one-way valve is arranged on the first inlet end pipe; and a second inlet pipe of the three-way pipeline is connected with the high-pressure interface, and a second one-way valve is arranged on the second inlet pipe.
The vehicle-mounted power supply supplies power to the control circuit of the low-voltage diaphragm pump through voltage reduction of the transformer.
And a pressure gauge is arranged on the smoke output pipe.
Contrast prior art, the beneficial effects of the utility model reside in that:
the transformer is arranged between the vehicle-mounted power supply and the control circuit of the low-voltage diaphragm pump, so that various 12V \24V \220V specification voltages can be changed into the rated voltage of the control circuit of the low-voltage diaphragm pump, the low-voltage diaphragm pump can be compatible with various 12V \24V \220V specification voltages for use, and the output air pressure is detected through the built-in low-voltage diaphragm pump.
The device is also provided with an external high-pressure air pump which is connected with the low-pressure diaphragm pump in parallel, and the high-pressure air pump can supply air at high pressure so as to enable the output air pressure to reach 1.6Mpa maximally and detect the high air pressure; therefore, the device can be compatible to use high-pressure and low-pressure air supply for sealing leakage detection.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals shown in the drawings:
1. a low pressure diaphragm pump; 2. a smoke generating chamber; 3. a smoke generator; 4. a smoke output pipe; 5. a vent line; 6. a control circuit; 7. a first inlet pipe; 8. a first check valve; 9. a second inlet pipe; 10. a high pressure interface; 11. a second one-way valve; 12. a transformer; 13. and a pressure gauge.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
The utility model relates to an automobile smoke leak detector device used in a multi-air pressure voltage mode, which comprises a main structure of a low-pressure diaphragm pump 1, a smoke generating cavity 2, a smoke generator 3 and a smoke output pipe 4; the low-pressure diaphragm pump 1 is connected with a smoke generator 3 through a ventilation pipeline 5, the smoke generator 3 is arranged in the smoke generating cavity 2, and one end of a smoke output pipe 4 is arranged in the smoke generating cavity 2; the control circuit 6 of the low-voltage diaphragm pump 1 is powered by a vehicle-mounted power supply.
The main improvement of the device is that:
firstly, a three-way pipeline is arranged at one end of the ventilation pipeline 5 far away from the smoke generator 3; a first inlet pipe 7 of the three-way pipeline is connected with the low-pressure diaphragm pump 1, and a first one-way valve 8 is arranged on the first inlet pipe 7; a second inlet pipe 9 of the three-way pipeline is connected with a high-pressure interface 10, and a second one-way valve 11 is arranged on the second inlet pipe 9.
When detecting low air pressure: the low-pressure membrane pump 1 supplies air pressure lower than 0.2Mpa, the first check valve 8 is installed at the air outlet of the membrane pump, and the low-pressure membrane pump 1 supplies low-pressure air to the smoke generating cavity 2 through the first inlet pipe 7, the first check valve 8 and the ventilation pipeline 5, so that smoke in the smoke generating cavity 2 is introduced into the pipeline to be detected through the smoke output pipe 4. The second check valve 11 on the second inlet pipe 9 can prevent the low-pressure air of the first inlet pipe 7 from being discharged from the high-pressure interface 10.
When high air pressure is detected: be connected to workshop air compressor machine gas circuit or high compression pump through parallelly connected high atmospheric pressure interface 10, be equipped with second check valve 11 on second inlet pipe 9, through second inlet pipe 9, second check valve 11, vent line 5 to the smog take place 2 interior high-pressure gas in chamber to smoke in taking place 2 lets in the pipeline of waiting to detect through smog output tube 4.
In summary, the following steps: the device is provided with an external high-pressure air pump which is connected with the low-pressure diaphragm pump 1 in parallel, the high-pressure air pump can supply air at high pressure so as to enable the output air pressure to reach 1.6Mpa maximally, and high-pressure detection is carried out; therefore, the device can be compatible to use high-pressure and low-pressure air supply for sealing leakage detection.
And secondly, a transformer 12 is connected to the control circuit 6, and the vehicle-mounted power supply supplies power to the control circuit 6 of the low-voltage diaphragm pump 1 through voltage reduction of the transformer 12. By arranging the transformer 12 between the vehicle-mounted power supply and the control circuit 6 of the low-voltage diaphragm pump 1, various specification voltages of 12V \24V \220V can be changed into rated voltage of the control circuit 6 of the low-voltage diaphragm pump 1, so that the low-voltage diaphragm pump 1 can be compatible with various specification voltages of 12V \24V \220V for use, and output air pressure is detected through the built-in low-voltage diaphragm pump 1.
In order to observe the air pressure value input into the pipeline to be detected in real time, a pressure gauge 13 is further arranged on the smoke output pipe 4.
Claims (3)
1. The automobile smoke leak detector device for the multi-air-pressure voltage mode comprises a low-pressure diaphragm pump (1), a smoke generating cavity (2), a smoke generator (3) and a smoke output pipe (4); the low-pressure diaphragm pump (1) is connected with a smoke generator (3) through a ventilation pipeline (5), the smoke generator (3) is arranged in the smoke generating cavity (2), and one end of the smoke output pipe (4) is arranged in the smoke generating cavity (2); the control circuit (6) of the low-voltage diaphragm pump (1) is powered by a vehicle-mounted power supply;
the method is characterized in that: one end of the ventilation pipeline (5) far away from the smoke generator (3) is a three-way pipeline; a first inlet pipe (7) of the three-way pipeline is connected with the low-pressure diaphragm pump (1), and a first one-way valve (8) is arranged on the first inlet pipe (7); a second inlet pipe (9) of the three-way pipeline is connected with a high-pressure interface (10), and a second one-way valve (11) is arranged on the second inlet pipe (9).
2. The automotive smoke leak detector apparatus for multiple barometric voltage modes according to claim 1, wherein: the control circuit (6) is connected with a transformer (12), and the vehicle-mounted power supply is used for supplying power to the control circuit (6) of the low-voltage diaphragm pump (1) through voltage reduction of the transformer (12).
3. The automotive smoke leak detector apparatus for multiple barometric voltage modes according to claim 1, wherein: and a pressure gauge (13) is arranged on the smoke output pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022409316.XU CN213383790U (en) | 2020-10-27 | 2020-10-27 | Automobile smoke leak detector device for multi-air-pressure voltage mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022409316.XU CN213383790U (en) | 2020-10-27 | 2020-10-27 | Automobile smoke leak detector device for multi-air-pressure voltage mode |
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| Publication Number | Publication Date |
|---|---|
| CN213383790U true CN213383790U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022409316.XU Active CN213383790U (en) | 2020-10-27 | 2020-10-27 | Automobile smoke leak detector device for multi-air-pressure voltage mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213383790U (en) |
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2020
- 2020-10-27 CN CN202022409316.XU patent/CN213383790U/en active Active
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