CN218479860U

CN218479860U - Dual-fuel engine

Info

Publication number: CN218479860U
Application number: CN202222731251.XU
Authority: CN
Inventors: 杨宗; 喻主路
Original assignee: Hangzhou Power Young Technology Co Ltd
Current assignee: Hangzhou Power Young Technology Co Ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-02-14
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to the field of engines, and discloses a dual-fuel engine, which comprises an engine body (10), a combustion chamber (11), a carburetor (12) and an oil tank (13), wherein the oil tank is connected with the carburetor through an oil pipe, and the carburetor is connected with the combustion chamber and inputs fuel into the combustion chamber; the lower end of the carburetor (12) is provided with an electromagnetic valve (14) for switching a fuel channel, a fuel gas inlet pipe (15) is installed on the carburetor (12), a quick connector (16) is installed at the end part of the fuel gas inlet pipe (15), a microswitch (17) for controlling the electromagnetic valve (14) to act is installed on the quick connector, and the microswitch is connected with the electromagnetic valve (14) through a lead. The fuel of this engine can be multiple, and multiple fuel can switch through the battery valve, and the switching of fuel passageway is also very convenient, and when the quick-connect coupling inserted the gas pipe, the fuel passageway will take place to switch.

Description

Dual-fuel engine

Technical Field

The utility model relates to an engine field especially relates to a dual-fuel engine.

Background

At present, most of fuels of a combustion chamber on an engine are single fuels, such as single gasoline, diesel oil, LPG, CNG and the like, and the requirement of switching and using a plurality of fuels cannot be met, for example, a compact gasoline engine with the application number of 202123392740.9 can only start the combustion chamber by using the single gasoline as the fuel, thereby driving the engine to work.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the shortcoming among the prior art, provide a dual-fuel engine.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a dual-fuel engine comprises an engine body, a combustion chamber, a carburetor and an oil tank, wherein the oil tank is connected with the carburetor through an oil pipe, and the carburetor is connected with the combustion chamber and inputs fuel into the combustion chamber; the lower end of the carburetor is provided with an electromagnetic valve for switching a fuel channel, a fuel gas inlet pipe is arranged on the carburetor, a quick connector is arranged at the end part of the fuel gas inlet pipe, a microswitch for controlling the action of the electromagnetic valve is arranged on the quick connector, and the microswitch is connected with an electromagnetic valve through a lead. The engine can be used for various fuels, liquid fuel can be directly stored in an oil tank, the liquid fuel is input into a carburetor for atomization treatment and then is conveyed into a combustion chamber when in use, and gas fuel can be input into the carburetor through a quick connector and is directly conveyed into the combustion chamber. Two kinds of fuel can switch through the battery valve, and fuel channel's switching is also very convenient, and when the quick-operation joint inserted the gas pipe, fuel channel will take place to switch.

Preferably, the combustion chamber comprises a crankshaft and a crankcase, the crankshaft is mounted in the crankcase, the crankshaft is provided with a rotor, the crankcase is provided with a stator arranged opposite to the rotor, and the stator is connected with the electromagnetic valve through a conducting wire. The engine does not need an external power supply, and the combustion chamber can generate electricity through the stator and the rotor during working, so that a power supply is provided for the electromagnetic valve.

Preferably, the gas pipe is further included, a contact block is mounted at the end of the gas pipe, and when the gas pipe is jointed on the quick connector, the contact block is connected with the micro switch and triggers the micro switch. The control mode of the electromagnetic valve is simple, and the fuel channel can be switched while the gas pipe is connected.

Preferably, the combustion chamber combustion device further comprises a bracket, the engine body and the combustion chamber are mounted on the bracket, and the lower end part of the bracket is provided with a roller for movement. The roller is convenient for people to move the dual-fuel engine.

Preferably, the bottom surface of the support is provided with a support, the support and the roller are respectively arranged at two ends of the support, the support is provided with at least one foot seat, and the foot seats are made of plastic or elastic materials. When the dual-fuel engine moves to the set position, the foot seat is in contact with the ground, so that the dual-fuel engine is prevented from moving, and the stability of the engine is ensured to be good during working.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

the engine can be used for various fuels, liquid fuel can be directly stored in an oil tank, when the engine needs to be used, the liquid fuel is input into a carburetor for atomization and then is conveyed into a combustion chamber, and gas fuel can be input into the carburetor through a quick connector and is directly conveyed into the combustion chamber. Two kinds of fuel can switch through the battery valve, and fuel channel's switching is also very convenient, and when the quick-connect joint inserted the gas pipe, fuel channel will take place to switch.

Drawings

Fig. 1 is a schematic structural diagram of the present invention in a first position state.

Fig. 2 is a schematic sectional structure of fig. 1.

Fig. 3 is a schematic structural diagram of the present invention in the first position.

The names of the parts indicated by the numerical references in the above figures are as follows:

10-Engine body

11-combustion chamber, 111-crankshaft, 112-crankcase

12-carburettor

13-oil tank

14-solenoid valve

15-gas inlet pipe

16-quick joint

17-microswitch

18-rotor

19-stator

20-gas pipe

21-contact block

22-Stand

23-roller

24-support

25-foot seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings 1-3 and examples.

Example 1

A dual-fuel engine comprises an engine body 10, a combustion chamber 11, a carburetor 12 and an oil tank 13, wherein the oil tank 13 is connected with the carburetor 12 through an oil pipe, the carburetor 12 is connected with the combustion chamber 11 and inputs fuel into the combustion chamber 11, the combustion chamber 11 is connected with the engine body 10 and drives the engine body to work, atomized oil is combusted in the combustion chamber 11 and drives a piston or a crank shaft 111 to rotate, and therefore the piston drives an impeller of the engine body 10 to rotate. The lower end of the carburetor 12 is provided with an electromagnetic valve 14 for switching a fuel passage, and when a person wants to use gas as fuel in the combustion chamber 11, the electromagnetic valve 14 is actuated to close the fuel passage and open the gas passage. The carburetor 12 is provided with a gas inlet pipe 15, the end part of the gas inlet pipe 15 is provided with a quick connector 16, the quick connector 16 is convenient for people to quickly disassemble and assemble a gas pipe 20, the quick connector 16 is provided with a microswitch 17 for controlling the action of the electromagnetic valve 14, the microswitch 17 is connected with the electromagnetic valve 14 through a lead, when people insert the gas pipe 20 into the quick connector 16, the microswitch 17 is switched on and starts the electromagnetic valve 14, and therefore switching of a fuel channel is achieved.

The combustion chamber 11 includes a crankshaft 111 and a crankcase 112, the crankshaft 111 is mounted in the crankcase 112, the crankshaft 111 is mounted with a rotor 18, the crankcase 112 is mounted with a stator 19 disposed opposite to the rotor 18, and the stator 19 is connected with the solenoid valve 14 through a wire. The crankshaft 111 can drive the rotor 18 to rotate, the rotor 18 and the stator 19 act and generate current, and the current can provide electric energy for the electromagnetic valve 14, so that the normal and stable operation of the electromagnetic valve is facilitated. The dual-fuel engine does not need an external power supply, can supply power spontaneously, has a more compact structure, has good working stability of the engine body 10, and cannot be powered off as long as fuel is available in the electromagnetic valve 14.

The dual fuel engine further comprises a gas pipe 20, an end of the gas pipe 20 is provided with an abutment 21, and when the gas pipe 20 is coupled to the quick coupling 16, the abutment 21 is connected to the micro switch 17 and activates the micro switch 17. The electromagnetic valve 14 is simple in control mode, and fuel passages can be switched while the gas pipe 20 is connected.

The dual-fuel engine further comprises a bracket 22, a bottom plate is arranged at only the bottom of the bracket 22, the bottom plate is used for placing components such as the engine body 10, the engine body 10 and the combustion chamber 11 are both arranged on the bracket 22, rollers 23 used for moving are arranged at the lower end part of the bracket 22, the number of the rollers 23 in the embodiment is two, and the two rollers 23 are arranged on two sides of the end part where the engine body 10 is arranged.

Example 2

The embodiment 2 has substantially the same characteristics as the embodiment 1, except that a support 24 is installed on the bottom surface of the support 22, the support 24 is a bending plate, the support 24 and the roller 23 are respectively arranged at two ends of the support 22, two foot seats 25 are installed on the support 24, and the foot seats 25 are made of plastics.

Example 3

Embodiment 3 has substantially the same features as embodiment 2, except that the foot rest 25 is made of an elastic material, and the elastic material is rubber.

Claims

1. A dual-fuel engine comprises an engine body (10), a combustion chamber (11), a carburetor (12) and an oil tank (13), wherein the oil tank (13) is connected with the carburetor (12) through an oil pipe, and the carburetor (12) is connected with the combustion chamber (11) and inputs fuel into the combustion chamber (11); the method is characterized in that: the lower end of the carburetor (12) is provided with an electromagnetic valve (14) for switching a fuel channel, a fuel gas inlet pipe (15) is installed on the carburetor (12), a quick connector (16) is installed at the end part of the fuel gas inlet pipe (15), a microswitch (17) for controlling the electromagnetic valve (14) to act is installed on the quick connector (16), and the microswitch (17) is connected with the electromagnetic valve (14) through a lead.

2. A dual fuel engine as claimed in claim 1, wherein: the combustion chamber (11) comprises a crankshaft (111) and a crankcase (112), the crankshaft (111) is installed in the crankcase (112), a rotor (18) is installed on the crankshaft (111), a stator (19) opposite to the rotor (18) is installed on the crankcase (112), and the stator (19) is connected with the electromagnetic valve (14) through a conducting wire.

3. A dual fuel engine as claimed in claim 1, wherein: the gas pipe is characterized by further comprising a gas pipe (20), a contact block (21) is mounted at the end of the gas pipe (20), and when the gas pipe (20) is jointed on the quick connector (16), the contact block (21) is connected with the micro switch (17) and triggers the micro switch (17).

4. A dual fuel engine as claimed in any one of the claims 1 to 3 wherein: the combustion chamber combustion engine further comprises a support (22), the engine body (10) and the combustion chamber (11) are mounted on the support (22), and a roller (23) used for moving is mounted at the lower end of the support (22).

5. A dual fuel engine as claimed in claim 4, wherein: support (24) are installed to the bottom surface of support (22), and support (24) and gyro wheel (23) set up respectively at the both ends of support (22), install footstand (25) that the quantity is at least one on support (24), and footstand (25) are the footstand that plastics or elastic material made.