CN217720804U

CN217720804U - Environment-friendly power supply device and electric starting gasoline engine

Info

Publication number: CN217720804U
Application number: CN202220264639.0U
Authority: CN
Inventors: 沈焕军
Original assignee: Ningbo Aosheng Machine Co ltd
Current assignee: Ningbo Aosheng Machine Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-11-01
Anticipated expiration: 2032-02-09

Abstract

An environment-friendly power supply device comprises a power supply and storage component and a monitoring component, wherein the power supply and storage component comprises a solar power supply mechanism, a storage battery outer cover and a storage battery, and the monitoring component comprises a temperature sensor, an alarm, a multimeter and a display screen; the electric starting gasoline engine comprises the environment-friendly power supply device, an electric starting assembly and a gasoline engine body. The utility model provides an environment-friendly power supply unit can improve the duration of battery for the gasoline engine power supply that electric power started, has saved the step that uses external power supply to charge, has reduced the energy consumption.

Description

Environment-friendly power supply device and electric starting gasoline engine

Technical Field

The utility model relates to a gasoline engine technical field, in particular to environment-friendly power supply unit and electric power start-up's gasoline engine.

Background

Gasoline engines, also called gasoline engines, are engines that use gasoline as fuel and convert internal energy into kinetic energy, because gasoline is small in viscosity and fast in evaporation, gasoline can be injected into a cylinder by a gasoline injection system, and after the gasoline is compressed to reach a certain temperature and pressure, the gasoline is ignited by a spark plug to make gas expand to do work; the structure of the gasoline engine generally comprises an engine body, a crank connecting rod mechanism and a valve actuating mechanism.

Gasoline engines are widely used in automobiles, particularly small automobiles, and are also frequently used in the landscaping industry at present, for example, to provide power for garden tools such as lawn mowers, lawn mowers and chain saws; in the prior art, an electronic control system is applied to a small internal combustion engine, for example, an electric starting system, an electronic oil injection system, an electronic ignition system, a single chip microcomputer controller and the like are arranged in the small internal combustion engine used for garden tools; in order to conveniently supply power to the electric control system, the detachable battery pack is usually assembled on a small internal combustion engine, although the battery is generally a rechargeable lithium battery, the charge capacity of the battery is limited, the battery needs to be charged after being used for a period of time, and the battery is basically charged by adopting an external power supply mode at present, so that the operation steps are more, and the energy consumption is higher; in addition, the temperature of the battery and the matching system thereof cannot be monitored, and the temperature of the battery and the matching system thereof is possibly too high due to too long working time, so that other electrical elements of the battery and the matching system thereof are damaged, and finally, the normal use of the gasoline engine is adversely affected.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses can solve current battery duration limited, the charging procedure is loaded down with trivial details, and the power consumption is big, the difficult problem of the unable control of battery temperature.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme:

on one hand, the utility model provides an environment-friendly power supply device, which comprises a power supply and storage component and a monitoring component;

the power supply and storage assembly comprises a solar power supply mechanism, a storage battery outer cover and a storage battery, wherein the solar power supply mechanism is fixedly connected to the top of the storage battery outer cover, the storage battery is arranged in the storage battery outer cover, and the solar power supply mechanism is electrically connected with the storage battery;

the monitoring assembly comprises a temperature sensor, an alarm, a universal meter and a display screen, wherein the temperature sensor is fixedly installed on the inner wall of the storage battery outer cover, the alarm is fixedly installed on the storage battery outer cover, the alarm is electrically connected with the temperature sensor, the universal meter is arranged on the storage battery outer cover, the universal meter is electrically connected with the storage battery, the display screen is fixedly installed on the storage battery outer cover, and the display screen is electrically connected with the temperature sensor and the universal meter.

As a preferred technical scheme of the utility model, solar energy power supply mechanism includes first solar panel, second solar panel and locking structure, first solar panel fixed mounting be in the top of battery dustcoat, first solar panel with battery electric connection, second solar panel articulates one side of first solar panel, second solar panel with battery electric connection, first solar panel with second solar panel passes through locking structure fixed connection.

As a preferred technical scheme of the utility model, locking structure includes first connecting plate, second connecting plate and hand screw bolt, first connecting plate fixed connection be in one side of first solar panel, second connecting plate fixed connection be in one side of second solar panel, hand screw bolt screw thread runs through first connecting plate with the second connecting plate, first connecting plate with the second connecting plate passes through hand screw bolt fixed connection.

As a preferred technical scheme of the utility model, it is connected with the bracing piece to rotate on the second solar panel, the fixedly connected with supporting shoe on the battery dustcoat, the one end of bracing piece with the supporting shoe is contradicted.

As an optimal technical scheme of the utility model, the battery is provided with two.

As a preferred technical scheme of the utility model, the display screen sets up to the LED display screen.

In a second aspect, the present invention further provides an electric starting gasoline engine, which comprises the above-mentioned environment-friendly power supply device, an electric starting assembly and a gasoline engine body;

the electric starting assembly comprises a starter outer cover, a motor outer cover, an outer rotor motor, a driving gear, a speed change gear and a driven gear, wherein the starter outer cover is fixedly connected to one side of the storage battery outer cover, the motor outer cover is fixedly connected to the bottom of the starter outer cover, the starter outer cover is fixedly communicated with the motor outer cover, the outer rotor motor is fixedly installed inside the motor outer cover, the outer rotor motor is electrically connected with the storage battery, the driving gear is fixedly sleeved on an output shaft of the outer rotor motor, the speed change gear is rotatably connected inside the starter outer cover through a first rotating shaft and is meshed with the driving gear, the driven gear is rotatably connected inside the starter outer cover through a second rotating shaft and is meshed with the speed change gear;

the gasoline engine body comprises an engine body, a crank connecting rod mechanism and a gas distribution mechanism, wherein a spark plug is arranged at the top of the engine body, the engine body is fixedly connected with the starter outer cover through a connecting block, the crank connecting rod mechanism is rotatably arranged in the engine body, one end of the crank connecting rod mechanism is fixedly connected with the second rotating shaft, and the gas distribution mechanism is slidably arranged in the engine body.

As a preferred technical scheme of the utility model, the one end of second pivot is rotated and is run through the starter dustcoat with the lateral wall of organism.

As an optimal technical scheme of the utility model, crank link mechanism includes piston, connecting rod and bent axle, the bent axle with the one end fixed connection of second pivot, the one end of connecting rod with the bent axle rotates to be connected, the other end of connecting rod with piston fixed connection, the piston is followed the inner wall of organism slides.

As a preferred technical solution of the present invention, the air distribution mechanism includes an intake valve and an exhaust valve, the intake valve is slidably disposed on one side of the machine body, the exhaust valve is slidably disposed on the other side of the machine body, and the intake valve and the exhaust valve are symmetrical to each other;

the manual starting device comprises a handle, and the handle is movably connected with the second rotating shaft through a coupler.

(III) advantageous effects

1. The utility model provides an environment-friendly power supply unit and electric power start gasoline engine, its power supply electric power storage component include solar energy power supply mechanism and battery, and solar energy power supply mechanism can convert solar energy into electric energy, and the electric energy is by the battery again to can improve the duration of battery for electric power start gasoline engine power supply, save the step of using external power source to charge, reduce the energy consumption;

2. the utility model provides an environment-friendly power supply unit and electric power start-up gasoline engine, its solar energy power supply mechanism includes first solar panel, second solar panel and locking structure, and first solar panel is articulated with second solar panel, can fold when not using, and fix together through locking structure, has made things convenient for and has accomodate, and when using, expand first solar panel and second solar panel, just can absorb solar energy and charge;

3. the utility model provides an environment-friendly power supply unit and electric power start gasoline engine, its monitoring subassembly includes temperature sensor, alarm, multimeter and display screen, and temperature sensor can monitor the temperature of power supply electric power storage subassembly, and when the temperature of power supply electric power storage subassembly was too high, the alarm can be corresponding, makes the staff in time know and take the treatment, and the multimeter can monitor the in service behavior of battery, and the display screen can show the real-time condition of power supply electric power storage subassembly, makes things convenient for the staff in time to know;

4. the utility model provides an environment-friendly power supply unit and electric power start-up's gasoline engine, its electric power start-up subassembly include external rotor electric machine, and external rotor electric machine's rotor diameter is great, can produce great torque under the low-speed to inertia is big, is favorable to the steady speed operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of an electrical storage assembly and monitoring assembly of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the power supply and storage module and the monitoring module of the present invention;

FIG. 4 is an internal schematic view of the electric start assembly of the present invention;

fig. 5 is an internal schematic view of the gasoline engine body of the present invention.

In the figure: 100. a power supply and storage component; 110. a solar power supply mechanism; 111. a first solar panel; 112. a second solar panel; 113. a locking structure; 114. a first connecting plate; 115. a second connecting plate; 116. screwing the bolt by hand; 117. a support bar; 118. a supporting block; 120. a battery housing; 130. a storage battery; 200. a monitoring component; 210. a temperature sensor; 220. an alarm; 230. a universal meter; 240. a display screen; 300. a power-on component; 310. a starter housing; 320. a motor housing; 330. an outer rotor motor; 340. a driving gear; 350. a speed change gear; 360. a driven gear; 370. a first rotating shaft; 380. a second rotating shaft; 400. a gasoline engine body; 410. a body; 420. a crank link mechanism; 421. a piston; 422. a connecting rod; 423. a crankshaft; 430. a valve train; 431. an intake valve; 432. an exhaust valve; 440. a spark plug; 450. and (4) connecting the blocks.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be understood that the terms "longitudinal", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1 to 5, an environment-friendly power supply device includes: the power supply and storage assembly 100 is used for providing electric energy and storing the electric energy for subsequent use, and the monitoring assembly 200 is used for monitoring the operation conditions such as the temperature and the electric quantity of the power supply and storage assembly 100 in real time.

Referring to fig. 1, 2 and 3, the power supply and storage assembly 100 includes a solar power supply mechanism 110, a storage battery housing 120 and a storage battery 130;

the solar power supply mechanism 110 is fixedly connected to the top of the storage battery housing 120 and is used for absorbing solar energy and converting the solar energy into electric energy;

the solar power supply mechanism 110 comprises a first solar panel 111, a second solar panel 112 and a locking structure 113;

the first solar panel 111 is fixedly installed at the top of the storage battery housing 120, the first solar panel 111 is electrically connected with the storage battery 130, the first solar panel 111 absorbs solar energy, converts the solar energy into electric energy, and then transmits the electric energy to the storage battery 130 for storage through the solar charging controller;

the second solar panel 112 is hinged at one side of the first solar panel 111, so that the first solar panel 111 and the second solar panel 112 can be folded together when not in use and can be unfolded when in use;

the second solar panel 112 is electrically connected with the storage battery 130, and the second solar panel 112 absorbs solar energy, converts the solar energy into electric energy, and transmits the electric energy to the storage battery 130 through the solar charging controller for storage;

the first solar panel 111 and the second solar panel 112 are fixedly connected through the locking structure 113, and when the solar panel is not used, the first solar panel 111 and the second solar panel 112 are folded together firstly, and then the first solar panel 111 and the second solar panel 112 are fixed together through the locking structure 113;

the locking structure 113 includes a first connecting plate 114, a second connecting plate 115, and a hand bolt 116;

the first connecting plate 114 is fixedly connected to one side of the first solar panel 111, the second connecting plate 115 is fixedly connected to one side of the second solar panel 112, when the first solar panel 111 and the second solar panel 112 are folded together, the hand-screwed bolt 116 penetrates through the first connecting plate 114 and the second connecting plate 115 in a threaded manner, and the first connecting plate 114 and the second connecting plate 115 are fixedly connected through the hand-screwed bolt 116, so that the first solar panel 111 and the second solar panel 112 are fixed together;

in order to enable the second solar panel 112 to be more stable when in use, the second solar panel 112 is rotatably connected with a support rod 117, the storage battery housing 120 is fixedly connected with a support block 118, and one end of the support rod 117 abuts against the support block 118;

the storage battery 130 is installed inside the storage battery housing 120, and two storage batteries 130 are provided for storing electric energy;

the solar power supply mechanism 110 is electrically connected to the storage battery 130, and the solar power supply mechanism 110 absorbs solar energy, converts the solar energy into electric energy, and then transmits the electric energy to the storage battery 130 for storage.

Referring to fig. 1, 2 and 3, the monitoring assembly 200 includes a temperature sensor 210, an alarm 220, a multimeter 230 and a display screen 240;

the temperature sensor 210 is fixedly installed on the inner wall of the battery housing 120, and is used for monitoring the temperature of the battery 130;

the alarm 220 is fixedly arranged on the storage battery outer cover 120, the alarm 220 is electrically connected with the temperature sensor 210, and when the temperature sensor 210 detects that the temperature of the storage battery 130 is too high, the alarm 220 corresponds to the temperature, so that a worker can know the temperature at the first time and take related treatment measures;

the multimeter 230 is arranged on the storage battery housing 120, and the multimeter 230 is electrically connected with the storage battery 130 and used for monitoring the service condition of the storage battery 130;

display screen 240 fixed mounting is on battery dustcoat 120, and display screen 240 sets up to the LED display screen, display screen 240 and temperature sensor 210 and universal meter 230 electric connection for the condition such as the temperature of demonstration battery 130 and surplus makes the staff can know in real time.

The utility model discloses in addition provide a gasoline engine that electric power starts, including foretell environment-friendly power supply unit to and electric power start-up subassembly 300 and gasoline engine body 400, electric power start-up subassembly 300 is used for starting gasoline engine body 400 work.

Referring to fig. 1 and 4, the electric starting assembly 300 includes a starter housing 310, a motor housing 320, an outer rotor motor 330, a driving gear 340, a speed-changing gear 350, and a driven gear 360;

the starter housing 310 is fixedly connected to one side of the battery housing 120 for mounting the electric starter assembly 300;

the motor housing 320 is fixedly connected to the bottom of the starter housing 310 and used for mounting the outer rotor motor 330;

the starter housing 310 is fixedly communicated with the motor housing 320, so that the installation and operation of the electric starting assembly 300 are convenient;

the outer rotor motor 330 is fixedly arranged inside the motor housing 320 and provides power for the electric starting assembly 300;

the outer rotor motor 330 is electrically connected with the storage battery 130, and the storage battery 130 provides electric energy required by operation for the outer rotor motor 330;

the driving gear 340 is fixedly sleeved on an output shaft of the outer rotor motor 330, and the output shaft of the outer rotor motor 330 drives the driving gear 340 to rotate;

the speed change gear 350 is rotatably connected inside the starter housing 310 through a first rotating shaft 370, the speed change gear 350 is meshed with the driving gear 340, and the driving gear 340 rotates to drive the speed change gear 350 to rotate;

the driven gear 360 is rotatably connected inside the starter housing 310 through a second rotating shaft 380, the driven gear 360 is meshed with the speed change gear 350, and the speed change gear 350 rotates to drive the driven gear 360 to rotate.

Referring to fig. 1 and 5, the gasoline engine body 400 includes a body 410, a crank link mechanism 420, and a valve train 430;

the top of the body 410 is provided with a spark plug 440, the body 410 is fixedly connected with the starter housing 310 through a connecting block 450, is used for installing the crank link mechanism 420 and the air distribution mechanism 430, and is connected with the electric starting assembly 300;

the crank link mechanism 420 is rotatably arranged inside the machine body 410, one end of the crank link mechanism 420 is fixedly connected with the second rotating shaft 380, and the driven gear 360 and the second rotating shaft 380 rotate together to drive the crank link mechanism 420 to operate;

one end of the second rotating shaft 380 rotatably penetrates through the starter housing 310 and the side wall of the body 410;

the crank-link mechanism 420 comprises a piston 421, a connecting rod 422 and a crankshaft 423, the crankshaft 423 is fixedly connected with one end of the second rotating shaft 380, one end of the connecting rod 422) is rotatably connected with the crankshaft 423, the other end of the connecting rod 422 is fixedly connected with the piston 421, and the piston 421 slides along the inner wall of the machine body 410;

the valve gear 430 is slidably disposed inside the body 410, and the valve gear 430 includes an intake valve 431 and an exhaust valve 432, the intake valve 431 is slidably disposed at one side of the body 410, the exhaust valve 432 is slidably disposed at the other side of the body 410, and the intake valve 431 and the exhaust valve 432 are symmetrical to each other.

The manual starting device comprises a handle, the handle is movably connected with the second rotating shaft 380 through a coupler, when the outer rotor motor 330 loses power, torque can be applied to the second rotating shaft 380 through rotating the handle to drive the second rotating shaft to rotate, and the whole working process is completed.

Specifically, the working principle of the environment-friendly power supply device and the electric starting gasoline engine is as follows: first, the first solar panel 111 and the second solar panel 112 are unfolded, the first solar panel 111 and the second solar panel 112 absorb solar energy and convert the solar energy into electric energy, then the electric energy is transmitted to the storage battery 130 for storage, the temperature sensor 210 monitors the temperature of the storage battery 130 in real time, if the temperature of the storage battery 130 is too high, the alarm 220 responds to the electric energy and informs a worker, the multimeter 230 monitors the use condition of the storage battery 130 in real time, the display screen 240 displays the temperature, the allowance and the like of the storage battery 130 in real time, then the storage battery 130 supplies power to the external rotor motor 330, the external rotor motor 330 is started, the output shaft of the external rotor motor 330 drives the driving gear 340 to rotate, the driving gear 340 rotates to drive the speed change gear 350 to rotate, the speed change gear 350 rotates to drive the driven gear 360 to rotate, the second rotating shaft 380 rotates to drive the crank link mechanism 420 to operate, the gas distribution mechanism 430 to work the gasoline engine body 400, and finally, the first solar panel 111 and the second solar panel 112 are folded together, the hand screw the bolt 116, the first connecting plate 114 and the second connecting plate 115 are fixed together, and the first solar panel 112 is stored.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An environment-friendly power supply device, comprising:

the power supply and storage assembly (100) comprises a solar power supply mechanism (110), a storage battery outer cover (120) and a storage battery (130), wherein the solar power supply mechanism (110) is fixedly connected to the top of the storage battery outer cover (120), the storage battery (130) is installed inside the storage battery outer cover (120), and the solar power supply mechanism (110) is electrically connected with the storage battery (130);

monitoring subassembly (200), monitoring subassembly (200) includes temperature sensor (210), alarm (220), universal meter (230) and display screen (240), temperature sensor (210) fixed mounting is in on the inner wall of battery dustcoat (120), alarm (220) fixed mounting is in on battery dustcoat (120), alarm (220) with temperature sensor (210) electric connection, universal meter (230) set up on battery dustcoat (120), universal meter (230) with battery (130) electric connection, display screen (240) fixed mounting be in on battery dustcoat (120), display screen (240) with temperature sensor (210) with universal meter (230) electric connection.

2. The environment-friendly power supply unit according to claim 1, wherein the solar power supply mechanism (110) comprises a first solar panel (111), a second solar panel (112) and a locking structure (113), the first solar panel (111) is fixedly installed on the top of the battery housing (120), the first solar panel (111) is electrically connected to the battery (130), the second solar panel (112) is hinged to one side of the first solar panel (111), the second solar panel (112) is electrically connected to the battery (130), and the first solar panel (111) is fixedly connected to the second solar panel (112) through the locking structure (113).

3. The environment-friendly power supply device according to claim 2, wherein the locking structure (113) comprises a first connecting plate (114), a second connecting plate (115) and a hand-screwed bolt (116), the first connecting plate (114) is fixedly connected to one side of the first solar panel (111), the second connecting plate (115) is fixedly connected to one side of the second solar panel (112), the hand-screwed bolt (116) penetrates through the first connecting plate (114) and the second connecting plate (115) in a threaded manner, and the first connecting plate (114) and the second connecting plate (115) are fixedly connected through the hand-screwed bolt (116).

4. The environment-friendly power supply device according to claim 2, wherein a support bar (117) is rotatably connected to the second solar panel (112), a support block (118) is fixedly connected to the battery housing (120), and one end of the support bar (117) abuts against the support block (118).

5. The environment-friendly power supply device according to claim 1, wherein the storage battery (130) is provided in two.

6. The environment-friendly power supply unit as set forth in claim 1, wherein the display screen (240) is configured as an LED display screen.

7. An electrically activated gasoline engine, comprising: comprising the environmentally friendly power supply apparatus according to any one of claims 1 to 6, and an electric starting assembly (300) and a gasoline engine body (400);

the electric starting assembly (300) comprises a starter housing (310), a motor housing (320), an outer rotor motor (330), a driving gear (340), a speed change gear (350) and a driven gear (360), wherein the starter housing (310) is fixedly connected to one side of the storage battery housing (120), the motor housing (320) is fixedly connected to the bottom of the starter housing (310), the starter housing (310) is fixedly communicated with the motor housing (320), the outer rotor motor (330) is fixedly installed inside the motor housing (320), the outer rotor motor (330) is electrically connected with the storage battery (130), the driving gear (340) is fixedly sleeved on an output shaft of the outer rotor motor (330), the speed change gear (350) is rotatably connected inside the starter housing (310) through a first rotating shaft (370), the speed change gear (350) is meshed with the driving gear (340), the driven gear (360) is rotatably connected inside the starter housing (310) through a second rotating shaft (380), and the driven gear (360) is meshed with the speed change gear (350);

the gasoline engine body (400) comprises an engine body (410), a crank connecting rod mechanism (420) and a gas distribution mechanism (430), wherein a spark plug (440) is arranged at the top of the engine body (410), the engine body (410) is fixedly connected with the starter outer cover (310) through a connecting block (450), the crank connecting rod mechanism (420) is rotatably arranged inside the engine body (410), one end of the crank connecting rod mechanism (420) is fixedly connected with the second rotating shaft (380), and the gas distribution mechanism (430) is slidably arranged inside the engine body (410).

8. An electrically activated gasoline engine as claimed in claim 7 wherein one end of the second shaft (380) rotates through the starter housing (310) and the side wall of the engine block (410).

9. An electric starting gasoline engine according to claim 7, characterized in that the crank-link mechanism (420) comprises a piston (421), a connecting rod (422) and a crankshaft (423), the crankshaft (423) is fixedly connected with one end of the second rotating shaft (380), one end of the connecting rod (422) is rotatably connected with the crankshaft (423), the other end of the connecting rod (422) is fixedly connected with the piston (421), and the piston (421) slides along the inner wall of the engine body (410).

10. An electrically started gasoline engine according to claim 7, characterized in that said valve mechanism (430) comprises an inlet valve (431) and an outlet valve (432), said inlet valve (431) is slidingly arranged on one side of said engine body (410), said outlet valve (432) is slidingly arranged on the other side of said engine body (410), said inlet valve (431) and said outlet valve (432) are symmetrical to each other;

the manual starting device comprises a handle, and the handle is movably connected with the second rotating shaft (380) through a coupler, so that the purpose of manual starting is achieved.