CN209244715U - Internal combustion engine and electrically actuated gasoline engine - Google Patents
Internal combustion engine and electrically actuated gasoline engine Download PDFInfo
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- CN209244715U CN209244715U CN201821641739.0U CN201821641739U CN209244715U CN 209244715 U CN209244715 U CN 209244715U CN 201821641739 U CN201821641739 U CN 201821641739U CN 209244715 U CN209244715 U CN 209244715U
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Abstract
The utility model discloses a kind of internal combustion engine and electrically actuated gasoline engine, the internal combustion engine includes main body, set on the intracorporal cylinder of the master, piston in the cylinder, the crankshaft being connected with the piston, wherein: the main body is equipped with the air outlet for entering main intracorporal air inlet for cooling wind and the main body being discharged for cooling wind, define the outer wall of the cylinder back to the side of the cooling wind entered from the air inlet be leeward, the outside wall surface of the cylinder is windward side to the side of the cooling wind entered from the air inlet, the leeward of the outer wall of the cylinder is equipped with heating device, the heating device is adjacent far from the windward side or with the windward side, and the heating device is located at the bottom dead centre of the piston or more.The internal combustion engine under a cold state, makes gasoline be easier to be lighted, and internal combustion engine is easier to start.
Description
Technical field
The present invention relates to a kind of internal combustion engines and electrically actuated gasoline engine.
Background technique
Current gasoline engine, in the prevalence of a kind of phenomenon, i.e. room temperature or when heat engine state, into the vapour in gasoline engine
Oil presentation mist, which mixes with air, to be uniformly distributed in cylinder, so that gasoline function normal starting.And under cold state, it is special
When not being subzero 20 DEG C, since cylinder inner wall is colder compared with outside air, it can be produced into the gasoline in the fuel oil mixture in cylinder
Raw condensation phenomenon is simultaneously attached on cylinder inner wall, is reduced so as to cause the gasoline in fuel oil mixture in cylinder, i.e. unit volume
Ratio shared by gasoline reduces in interior fuel oil mixture, and in the case where ignition energy is certain, gasoline is difficult to be lighted, so that
Gasoline engine is difficult to start.
Summary of the invention
The purpose of the present invention is to provide a kind of internal combustion engines and electrically actuated gasoline engine, so that the internal combustion engine is in cold state
Under, make gasoline be easier to be lighted, internal combustion engine is easier to start；In addition, the utilization rate of the battery pack of electrically actuated gasoline engine is higher.
One of for achieving the above object, an embodiment of the present invention provides a kind of internal combustion engine, and the internal combustion engine includes
Main body, set on the intracorporal cylinder of the master, the piston in the cylinder, the crankshaft being connected with the piston, in which: institute
It states main body and is equipped with the air outlet for entering main intracorporal air inlet for cooling wind and the main body being discharged for cooling wind, define the vapour
The outer wall of cylinder back to the side of the cooling wind entered from the air inlet be leeward, the outside wall surface of the cylinder to from it is described into
The side for the cooling wind that air port enters is windward side, and the leeward of the outer wall of the cylinder is equipped with heating device, the heating
Device is adjacent far from the windward side or with the windward side, and the heating device be located at the bottom dead centre of the piston with
On.
As the further improvement of an embodiment of the present invention, the heating device includes ceramic heating flake.
As the further improvement of an embodiment of the present invention, the heating device is adapted with the outer wall of the cylinder.
As the further improvement of an embodiment of the present invention, the outer wall of the cylinder is axially spaced to be equipped with multiple wings
Piece, forms recess portion between adjacent fins, and the heating device is set to the recess portion.
As the further improvement of an embodiment of the present invention, the heating device includes ring compatible with the recess portion
The fixed part of the cylinder and the interconnecting piece in the connection circular portion and fixed part are connected to around portion, by the heating device.
As the further improvement of an embodiment of the present invention, the fixed part is set as two, and two fixed parts
Center coincides.
As the further improvement of an embodiment of the present invention, the fixed part is equipped with mounting hole, in the mounting hole
It is equipped with fastener, and the fastener is connected with the cylinder.
As the further improvement of an embodiment of the present invention, definition extends through the axis of the cylinder and is parallel to institute
The plane for stating the center line of mounting hole is the first plane, and the circular portion and the fixed position are in the two of first plane
Side.
As the further improvement of an embodiment of the present invention, the heating device is in the circumferential direction of the outer wall of the cylinder
The angle of extension is greater than 180 degree and less than 270 degree.
As the further improvement of an embodiment of the present invention, the outer wall that the heating device is set to the cylinder is more adjacent
The top dead center of the nearly piston.
One of for achieving the above object, another embodiment of the present invention also provides a kind of electrically actuated gasoline engine, described
Electrically actuated gasoline engine includes main body, set on the intracorporal cylinder of the master and the control for starting motor, being electrically connected with the starting motor
Making sheet, battery pack, the piston in the cylinder and the crankshaft being connected with the piston powered for the starting motor,
Wherein: the outer wall of the cylinder is equipped with heating device, and the heating device is located at the bottom dead centre of the piston or more, described
Heating device is electrically connected with the battery pack.
Compared with prior art, the beneficial effects of the present invention are: due to cylinder outer wall leeward be equipped with heating
Device, the heating device is adjacent far from the windward side or with the windward side, heating device can to greatest extent into
The fuel oil mixture entered in cylinder is heated, so that the gasoline in fuel oil mixture is not likely to produce condensation, it can be effectively
Guarantee the concentration of gasoline in the fuel oil mixture in cylinder, so that the internal combustion engine is under a cold state, gasoline is easier to be lighted,
Internal combustion engine is easier to start.
In addition, electrically actuated gasoline engine provided by the invention, since battery pack had not only been starting motor power supply, but also is heating device
Power supply, to substantially increase the utilization rate of battery pack.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal combustion engine in an embodiment of the present invention.
Fig. 2 is A-A cross-sectional view in Fig. 1.
Fig. 3 is the partial enlarged view in Fig. 2 at P1.
Fig. 4 is B-B cross-sectional view in Fig. 1.
Fig. 5 is the partial enlarged view in Fig. 4 at P2.
Fig. 6 is the stereoscopic schematic diagram of heating device in Fig. 5.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
In each diagram of the application, for the ease of illustration, structure or partial certain sizes can be relative to other knots
Structure or part are exaggerated, and therefore, are only used for the basic structure of the theme of diagram the application.
In addition, the term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is
A unit as shown in the drawings or feature are described for the purpose convenient for explanation relative to another unit or feature
Relationship.The term of relative space position can be intended to include equipment in use or work other than orientation as shown in the figure not
Same orientation.For example, being described as being located at other units or feature " below " or " under " if the equipment in figure overturn
Unit will be located at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both
Orientation.Equipment can otherwise be directed (be rotated by 90 ° or other directions), and be interpreted accordingly it is used herein with it is empty
Between relevant description language.
Referring to figs. 1 to Fig. 6, the specific embodiment of the invention discloses a kind of internal combustion engine, and internal combustion engine includes main body 10, is set to
Cylinder 12 in main body 10, the piston 14 in cylinder 12, the crankshaft 16 being connected with piston 14.
Spark plug 18 is additionally provided on cylinder 12, in general, spark plug 18 is set to the top of cylinder 12.Piston 14 is in cylinder 12
Axial direction along cylinder 12 pumps, so that crankshaft 16 be driven to rotate.Specifically, 14 top of piston is rotated in crankshaft 16
The distance of dead point, nearest position bottom dead centre, from top dead-centre to bottom dead centre is called piston stroke in the farthest position in center.When
When internal combustion engine is started to work, until piston 14 slides down to bottom dead centre from top dead-centre, the volume in cylinder 12 is gradually increased, vapour
Air pressure reduces in cylinder 12, to be lower than the atmospheric pressure of outside.Then the fuel oil mixture of fresh gasoline and air passes through opening
Inlet valve (not shown) be inhaled into cylinder 12.Next, crankshaft 16 continues to rotate by effect of inertia, piston 14 by lower dead
Point pushes up.To which 12 internal volume of cylinder gradually decreases, strong compression of the fuel oil mixture by piston 14.To make to limit
The pressure of fuel oil mixture in combustion chamber this slight space greatly improves, to increase the acting ability after it burns.
When piston 14 is close to top dead-centre, the spark plug 18 on cylinder 12 produces electric spark by high-voltage electricity, by fuel oil mixture point
Combustion, piston 14 move rapidly, to turn over dynamic crankshaft 16 under the crunch effect of combustion gas to bottom dead centre.In addition, by
In inertia, crankshaft 16 continues to rotate, and moves upwards piston 14 by bottom dead centre, to start next working cycles.
Main body 10 is equipped with the air inlet 22 entered in main body 10 for cooling wind and for the air outlet of cooling wind discharge main body 10
24, define cylinder 12 outer wall back to the side of the cooling wind entered from air inlet 22 be leeward, the outside wall surface pair of cylinder 12
The side of the cooling wind entered from air inlet 22 is windward side, and the leeward of the outer wall of cylinder 12 is equipped with heating device 20, adds
Thermal 20 is adjacent far from windward side or with windward side, and heating device 20 is located at the bottom dead centre of piston 14 or more.
In this preferred embodiment, since the leeward of the outer wall of cylinder 12 is equipped with heating device 20, heating device 20 is remote
It is adjacent from windward side or with windward side, by enabling the temperature in its cylinder 12 to reach room temperature or more the preheating of cylinder 12,
And heating device 20 is set on the leeward of the outer wall of cylinder 12, so that heating device 20 will not be influenced by cooling wind, from
And heating device 20 can to greatest extent heat the fuel oil mixture entered in cylinder 12, so that in fuel oil mixture
Gasoline will not generate condensation, be effective to ensure that the concentration of gasoline in the fuel oil mixture in cylinder 12, so that the internal combustion engine exists
Under cold state, gasoline is easier to be lighted, and internal combustion engine is easier to start.
In this preferred embodiment, heating device 20 is set to top dead center of the outer wall compared with adjacent piston 14 of cylinder 12.When
So, heating device 20 also can be set in the other parts of the outer wall of cylinder 12.
Specific in the present embodiment, internal combustion engine is electrically actuated gasoline engine.Electrically actuated gasoline engine further includes intracorporal set on master
It starts motor 25, the control panel (not shown) being electrically connected with starting motor 25 and (does not scheme to start the battery pack that motor 25 is powered
Show), and heating device 20 is electrically connected with battery pack.Specifically, battery pack be set as it is detachable and can multiple charge and discharge lithium electricity
Pond, lithium battery is used to think that starting motor 25 powers in starting stage electric discharge, and battery pack only includes that 2 economize on electricity cores can meet
Hundred startings；In addition, extra electricity is used to power for heating device 20, thus to cylinder 12 when meeting cold start again
Heating, substantially increases the utilization rate of battery pack.
Heating device 20 is electrically connected by conducting wire (not shown) with control panel and battery pack, is wherein arranged outside conducting wire heat-insulated
Set.
In addition, internal combustion engine further includes carburetor 26 and muffler 28, carburetor 26 and muffler 28 are all set in ontology.
Carburetor 26 is used for fuel gasification, and the fuel oil of vaporization and a certain proportion of air is allowed to mix to form fuel oil mixture.It is bent
Axis 16 is equipped with flywheel 29, a part of kinetic energy of repertory in the transmitting power outward of crankshaft 16 of flywheel 29, in the unpowered production of cylinder 12
The energy that it is accumulated is released in raw stroke.To make crankshaft 16 keep keeping rotating because of inertia and rotate crankshaft 16
It is even.Flywheel 29 is equipped with blade 31 and cooling wind is drawn into main body 10 from air inlet 22 when flywheel 29 is rotated with movable vane piece 31
Interior, then cooling wind flows to air outlet 24 from the periphery of cylinder 12, is finally discharged from air outlet 24.In this way, the outer wall of cylinder 12
It is windward side in face of the side of the cooling wind entered from air inlet 22, correspondingly, back to the cooling wind entered from air inlet 22
Side of the side namely towards the cooling wind being discharged from air outlet 24 is leeward.
In this preferred embodiment, heating device 20 includes ceramic heating flake.Certainly, packet also can be set into heating device 20
Include other class heating members.In addition, being so that heating effect is preferable, heating device 20 is arranged to be adapted with the outer wall of cylinder 12.
It is, heating device 20 and the outer wall of cylinder 12 fit.
The outer wall of cylinder 12 is axially spaced to be equipped with multiple fins 30, and recess portion 32, heating dress are formed between adjacent fins 30
It sets 20 and is set to recess portion 32.Specifically, heating device 20 includes circular portion 34 compatible with recess portion 32, connect heating device 20
In cylinder 12 fixed part 36 and be attached around the interconnecting piece 38 of portion 34 and fixed part 36.
In this preferred embodiment, fixed part 36 is set as two, and the center of two fixed parts 36 coincides.Certainly, Gu
Determining portion 36 may be set to be one or more.In addition, the center of two fixed parts 36 also can be set into and not coincide.
It describes in detail by taking one of fixed part 36 as an example, further, fixed part 36 is equipped with mounting hole 40, peace
Dress is equipped with fastener 42 in hole 40, and fastener 42 is connected with cylinder 12.In this preferred embodiment, fastener 42 is spiral shell
Nail.Certainly, heating device 20 can also be connected in the outer wall of cylinder 12 by hook, or riveting is again or other fixation sides such as bonding
Formula.
It is the first plane P, ring that definition, which extends through the axis of cylinder 12 and is parallel to the plane of the center line of mounting hole 40,
It is located at the two sides of the first plane P around portion 34 and fixed part 36.
Furthermore heating device 20 is in the angle a upwardly extended in the week of the outer wall of cylinder 12 greater than 180 degree and less than 270 degree.
That is, in the circumferential, heating device 20 is set to the outer wall of cylinder 12, leeward is equipped with heating device 20, meets
Without heating device 20 on wind face, so that heating device 20 will not be influenced by the cooling wind entered, cylinder 12 can be carried out
Effectively heating.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of internal combustion engine, the internal combustion engine includes main body, set on the intracorporal cylinder of the master, the work in the cylinder
Plug, the crankshaft that is connected with the piston, it is characterised in that: the main body be equipped with for cooling wind enter main intracorporal air inlet with
The air outlet of the main body is discharged for cooling wind, defines the outer wall of the cylinder back to the cooling wind entered from the air inlet
Side is leeward, and the outside wall surface of the cylinder is windward side, the vapour to the side of the cooling wind entered from the air inlet
The leeward of the outer wall of cylinder is equipped with heating device, and the heating device is far from the windward side or adjacent with the windward side
It connects, and the heating device is located at the bottom dead centre of the piston or more.
2. internal combustion engine according to claim 1, it is characterised in that: the heating device includes ceramic heating flake.
3. internal combustion engine according to claim 1, it is characterised in that: the outer wall of the heating device and the cylinder is mutually fitted
Match.
4. internal combustion engine according to claim 1, it is characterised in that: the outer wall of the cylinder is axially spaced to be equipped with multiple wings
Piece, forms recess portion between adjacent fins, and the heating device is set to the recess portion.
5. internal combustion engine according to claim 4, it is characterised in that: the heating device includes compatible with the recess portion
The fixed part of the cylinder and the interconnecting piece in the connection circular portion and fixed part are connected to around portion, by the heating device.
6. internal combustion engine according to claim 5, it is characterised in that: the fixed part is set as two, and two fixed parts
Center coincide.
7. internal combustion engine according to claim 5, it is characterised in that: the fixed part is equipped with mounting hole, the mounting hole
In be equipped with fastener, and the fastener is connected with the cylinder；Definition extends through the axis of the cylinder and parallel
It is the first plane in the plane of the center line of the mounting hole, the circular portion and the fixed position are in first plane
Two sides.
8. internal combustion engine according to claim 1, it is characterised in that: circumferential direction of the heating device in the outer wall of the cylinder
The angle of upper extension is greater than 180 degree and less than 270 degree.
9. internal combustion engine according to claim 1, it is characterised in that: the heating device be set to the outer wall of the cylinder compared with
The top dead center of the neighbouring piston.
10. a kind of electrically actuated gasoline engine, the electrically actuated gasoline engine includes main body, is set to the intracorporal cylinder of the master and starts electricity
Machine, the control panel being electrically connected with the starting motor, the battery pack for the starting motor power supply, the work in the cylinder
Plug and the crankshaft being connected with the piston, it is characterised in that: the outer wall of the cylinder is equipped with heating device, and the heating
Device is located at the bottom dead centre of the piston or more, and the heating device is electrically connected with the battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821641739.0U CN209244715U (en) | 2018-10-10 | 2018-10-10 | Internal combustion engine and electrically actuated gasoline engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821641739.0U CN209244715U (en) | 2018-10-10 | 2018-10-10 | Internal combustion engine and electrically actuated gasoline engine |
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| Publication Number | Publication Date |
|---|---|
| CN209244715U true CN209244715U (en) | 2019-08-13 |
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ID=67524782
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821641739.0U Active CN209244715U (en) | 2018-10-10 | 2018-10-10 | Internal combustion engine and electrically actuated gasoline engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340010A (en) * | 2018-10-10 | 2019-02-15 | 苏州科瓴精密机械科技有限公司 | Internal combustion engine and electrically actuated gasoline engine |
-
2018
- 2018-10-10 CN CN201821641739.0U patent/CN209244715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340010A (en) * | 2018-10-10 | 2019-02-15 | 苏州科瓴精密机械科技有限公司 | Internal combustion engine and electrically actuated gasoline engine |
| CN109340010B (en) * | 2018-10-10 | 2024-10-08 | 苏州科瓴精密机械科技有限公司 | Internal combustion engine and electric starting petrol engine |
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