CN220319714U - Flameout explosion-proof circuit of low-power gasoline engine - Google Patents
Flameout explosion-proof circuit of low-power gasoline engine Download PDFInfo
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- CN220319714U CN220319714U CN202320445342.9U CN202320445342U CN220319714U CN 220319714 U CN220319714 U CN 220319714U CN 202320445342 U CN202320445342 U CN 202320445342U CN 220319714 U CN220319714 U CN 220319714U
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- flameout
- explosion
- proof
- key switch
- rectifier bridge
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- 238000004804 winding Methods 0.000 claims abstract description 26
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
The utility model discloses a flameout explosion-proof circuit of a low-power gasoline engine, which comprises a direct-current winding, a main winding, a rectifier bridge and a key switch, wherein the rectifier bridge is connected with the direct-current winding, one end of an output end of the rectifier bridge is connected with the key switch, the other end of the output end of the rectifier bridge is connected with one end of a flameout explosion-proof electromagnetic valve of a carburetor, the other end of the flameout explosion-proof electromagnetic valve of the carburetor is connected with the key switch, and the key switch is also connected with an ignition coil, a charging coil, a storage battery and a starting motor. According to the utility model, the original circuit is improved, the oil control winding of the motor is canceled, the rectifying circuit is used together with the panel rectifier, the cost of the control wire harness is reduced, and meanwhile, the flameout explosion-proof technology is improved.
Description
Technical Field
The utility model belongs to the technical field of gasoline engine control circuits, and particularly relates to a flameout explosion-proof circuit of a low-power gasoline engine.
Background
When the low-power petrol engine is flameout, the high-voltage device on the ignition coil is connected with the ground (grounded) to force the spark stone to stop ignition without discharge voltage, and meanwhile, the oil-way electromagnetic valve is electrified to be attracted to disconnect the fuel supply of the carburetor, so that the unburned petrol is prevented from entering the muffler to generate high-temperature explosion.
The original oil circuit electromagnetic valve control circuit is that, as shown in figure 2, the independent winding on the motor is used for providing power, and the power is rectified into direct current by a special rectifier bridge for the oil circuit electromagnetic valve. The circuit has the defects of high manufacturing cost of the motor, complex control circuit, more used original devices, poor stability and high cost.
Disclosure of Invention
The utility model aims to: the utility model aims to solve the defects in the prior art, and provides a flameout and explosion-proof circuit of a low-power gasoline engine, so that the flameout and explosion-proof technology of the gasoline engine is improved and the cost is further reduced by further optimizing the flameout and explosion-proof circuit of the low-power gasoline engine.
The technical scheme is as follows: the utility model discloses a flameout explosion-proof circuit of a low-power gasoline engine, which comprises a direct-current winding, a main winding, a rectifier bridge and a key switch, wherein the rectifier bridge is connected with the direct-current winding, one end of an output end of the rectifier bridge is connected with the key switch, the other end of the output end of the rectifier bridge is connected with one end of a flameout explosion-proof electromagnetic valve of a carburetor, the other end of the flameout explosion-proof electromagnetic valve of the carburetor is connected with the key switch, and the key switch is also connected with an ignition coil, a charging coil, a storage battery and a starting motor.
In some embodiments, the dc winding has a dc terminal connected thereto.
In some embodiments, a voltmeter and a plurality of ac outlets are connected to the main winding.
In some embodiments, the rectifier bridge is common to a face plate 12V rectifier.
In some embodiments, the ignition coil is connected with a spark plug.
In some embodiments, the key switch further has an isolator and a break switch connected thereto.
The beneficial effects are that: according to the utility model, the original circuit is improved, the oil control winding of the motor is canceled, the rectifying circuit is used together with the panel rectifier, the cost of the control wire harness is reduced, and meanwhile, the flameout explosion-proof technology is improved.
Drawings
FIG. 1 is a schematic circuit diagram of one embodiment of the present utility model;
fig. 2 is a schematic diagram of a prior art circuit.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc. are the directions or positional relationships shown, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.
Example 1
As shown in figure 1, the flameout explosion-proof circuit of the low-power gasoline engine comprises a direct-current winding, a main winding, a rectifier bridge and a key switch, wherein the rectifier bridge is connected with the direct-current winding, one end of an output end of the rectifier bridge is connected with the key switch, the other end of the output end of the rectifier bridge is connected with one end of a flameout explosion-proof electromagnetic valve of a carburetor, the other end of the flameout explosion-proof electromagnetic valve of the carburetor is connected with the key switch, and the key switch is also connected with an ignition coil, a charging coil, a storage battery and a starting motor.
Example 2
As shown in figure 1, the flameout explosion-proof circuit of the low-power gasoline engine comprises a direct-current winding, a main winding, a rectifier bridge and a key switch, wherein the rectifier bridge is connected with the direct-current winding, one end of an output end of the rectifier bridge is connected with the key switch, the other end of the output end of the rectifier bridge is connected with one end of a flameout explosion-proof electromagnetic valve of a carburetor, the other end of the flameout explosion-proof electromagnetic valve of the carburetor is connected with the key switch, and the key switch is also connected with an ignition coil, a charging coil, a storage battery and a starting motor.
In this embodiment, as shown in fig. 1, the dc winding is connected with a dc terminal, and dc is supplied through the dc terminal to connect with other components.
In this embodiment, as shown in fig. 1, a voltmeter and a plurality of ac outlets are connected to the main winding. The voltmeter can monitor alternating voltage in real time, and the alternating current socket can provide alternating current for other devices to connect.
In this embodiment, as shown in fig. 1, the rectifier bridge is shared with the panel 12V rectifier, reducing the circuit structure and reducing the cost.
In the present embodiment, as shown in fig. 1, a spark plug is connected to the ignition coil.
In this embodiment, as shown in fig. 1, the key switch is further connected with an isolator and a break protection switch.
In the utility model, the motor oil control winding is canceled and is used together with the motor 12V winding, so that the production cost of the motor is reduced by about 20 yuan. The rectifying circuit is used together with the 12V panel rectifier, so that the cost can be saved by 5 yuan. The control harness can be reduced by 5 yuan.
The present utility model is not limited to the above-mentioned embodiments, but is intended to be limited to the following embodiments, and any modifications, equivalents and modifications can be made to the above-mentioned embodiments without departing from the scope of the utility model.
Claims (6)
1. The flameout explosion-proof circuit of the small-power petrol engine is characterized in that: the intelligent control device comprises a direct current winding, a main winding, a rectifier bridge and a key switch, wherein the rectifier bridge is connected with the direct current winding, one end of an output end of the rectifier bridge is connected with the key switch, the other end of the output end of the rectifier bridge is connected with one end of a flameout and explosion-proof electromagnetic valve of a carburetor, the other end of the flameout and explosion-proof electromagnetic valve of the carburetor is connected with the key switch, and the key switch is also connected with an ignition coil, a charging coil, a storage battery and a starting motor.
2. The flameout and explosion-proof circuit of the low-power gasoline engine according to claim 1, wherein the flameout and explosion-proof circuit is characterized in that: and the direct-current winding is connected with a direct-current binding post.
3. The flameout and explosion-proof circuit of the low-power gasoline engine according to claim 1, wherein the flameout and explosion-proof circuit is characterized in that: the main winding is connected with a voltmeter and a plurality of alternating current sockets.
4. The flameout and explosion-proof circuit of the low-power gasoline engine according to claim 1, wherein the flameout and explosion-proof circuit is characterized in that: the rectifier bridge is common to the face plate 12V rectifier.
5. The flameout and explosion-proof circuit of the low-power gasoline engine according to claim 1, wherein the flameout and explosion-proof circuit is characterized in that: the ignition coil is connected with a spark plug.
6. The flameout and explosion-proof circuit of the low-power gasoline engine according to claim 1, wherein the flameout and explosion-proof circuit is characterized in that: the key switch is also connected with an isolator and a breaking protection switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320445342.9U CN220319714U (en) | 2023-03-10 | 2023-03-10 | Flameout explosion-proof circuit of low-power gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320445342.9U CN220319714U (en) | 2023-03-10 | 2023-03-10 | Flameout explosion-proof circuit of low-power gasoline engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220319714U true CN220319714U (en) | 2024-01-09 |
Family
ID=89425169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320445342.9U Active CN220319714U (en) | 2023-03-10 | 2023-03-10 | Flameout explosion-proof circuit of low-power gasoline engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220319714U (en) |
-
2023
- 2023-03-10 CN CN202320445342.9U patent/CN220319714U/en active Active
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