CN208089408U - Double-crankshaft four-stroke engine - Google Patents
Double-crankshaft four-stroke engine Download PDFInfo
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- CN208089408U CN208089408U CN201820565962.5U CN201820565962U CN208089408U CN 208089408 U CN208089408 U CN 208089408U CN 201820565962 U CN201820565962 U CN 201820565962U CN 208089408 U CN208089408 U CN 208089408U
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- cylinder
- combustion chamber
- engine
- crankshaft
- double
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Abstract
The centre position of double-crankshaft four-stroke engine, the cylinder interior of engine is combustion chamber, and cylinder or so extends to both sides, and two ends are equipped with crankcase；Both ends crankcase is internally provided with bent axle, it is connected by connecting rod between piston rod and bent axle in cylinder, is equipped with spark plug in the combustion chamber, combustion chamber upper end is equipped with cylinder head, cylinder head is equipped with air bleeding valve and intake valve from inside to outside, and air bleeding valve and intake valve upper end are equipped with camshaft；Entire engine is to be internally provided with the two sets of crankshaft structures in left and right along center line symmetrical structure；Inner face is smooth between the combustion chamber and cylinder, and burning outdoor unit side is concordant with both sides cylinder and is an integral structure, and combustion chamber is made integrally to be completely in cylinder interior.The utility model provides a kind of saving fuel by above structure, reduces the double-crankshaft four-stroke engine of exhaust gas discharge.
Description
Technical field
The utility model is related to double-crankshaft four-stroke engine, belong to automobile engine machinery manufacturing technology field.
Background technology
Engine in the prior art is generally single axis, and the primary available energy of engine workmanship is low, wastes energy
Amount, increases energy consumption, less economical.
There are a kind of V-arrangement four-stroke engine and contraposition engine in the prior art, as shown in fig. 6-7.Both the above is started
The capacity of machine is big, and the power needed is big, and the primary available work(of engine workmanship is 50%, and useful work is only 30%, wave
The energy is taken, has increased energy consumption, less economical, practicability is low.
In the patent of Patent No. 201320237536.3, a kind of twin crankshaft engine is disclosed.But this engine
A combustion chamber part is arranged in cylinder, and another part is arranged outside cylinder, protrudes from cylinder.Combustion chamber openings, gas into
Go out difficulty.Instantaneously increase in the temporal pressure of detonation, gas to all the winds applies pressure at this time, and only some gas can be with
It instantaneously pours into cylinder, does manual work to piston, thus waste the energy, loss is big, and capacity usage ratio is low, can not generate energy-efficient
Effect.Another convenience, is easy excessively high in such combustion chamber instantaneous heat quantity, generates heat spot, the cylinder wall of opening burning
The middle position of room is burnt at high temperature, is easy to cause danger, security performance is low.
Invention content
In view of the above problems, the utility model proposes double-crankshaft four-stroke engine, in the cylinder interior of engine
Meta position is set to combustion chamber, and cylinder or so extends to both sides, and two ends are equipped with crankcase；Both ends crankcase is internally provided with bent axle,
It is connected by connecting rod between piston rod and bent axle in cylinder, is equipped with spark plug in the combustion chamber, combustion chamber upper end is equipped with cylinder
Lid, cylinder head are equipped with air bleeding valve and intake valve from inside to outside, and air bleeding valve and intake valve upper end are equipped with camshaft；Entirely engine is
Along center line symmetrical structure, it is internally provided with the two sets of crankshaft structures in left and right；Inner face is smooth between the combustion chamber and cylinder, burning
Outdoor unit side is concordant with both sides cylinder and is an integral structure, and combustion chamber is made integrally to be completely in cylinder interior.It solves existing
Present in technology, single axis capacity usage ratio is low, the low problem of existing double-crankshaft equipment safety performance.
To achieve the goals above, the technical solution adopted in the utility model is：Double-crankshaft four-stroke engine, engine
The centre position of cylinder interior be combustion chamber, cylinder or so extends to both sides, and two ends are equipped with crankcase；Both ends crankcase
It is internally provided with bent axle, is connected by connecting rod between the piston rod and bent axle in cylinder, is equipped with spark plug, combustion chamber in the combustion chamber
Upper end is equipped with cylinder head, and cylinder head is equipped with air bleeding valve and intake valve from inside to outside, and air bleeding valve and intake valve upper end are equipped with camshaft；
Entire engine is to be internally provided with the two sets of crankshaft structures in left and right along center line symmetrical structure；Between the combustion chamber and cylinder
Inner face is smooth, and burning outdoor unit side is concordant with both sides cylinder and is an integral structure, and combustion chamber is made integrally to be completely in cylinder
Portion.
The cylinder extends to the left and right in herringbone, forms herringbone engine, intermediate angle is between 20-160 °.
The cylinder level extends to the left and right, forms horizontal engine.
The beneficial effects of the utility model are：
1), simple in structure, easy to manufacture is at low cost.
2), energy utilization rate is high, can reach 75%, energy conservation and environmental protection.
3), combustion chamber is disposed entirely within inside, reasonable for structure, and security performance is high.
Description of the drawings
Fig. 1：For 1 structural schematic diagram of embodiment.
Fig. 2：For the sectional view along A-A of Fig. 1.
Fig. 3：For the vertical view of Fig. 1.
Fig. 4：For the structural schematic diagram of embodiment 2.
Fig. 5：For the vertical view of Fig. 2,
Fig. 6：For V-arrangement four-stroke engine in the prior art.
Fig. 7：Opposed four-stroke engine engine.
Specific implementation mode
Embodiment one, double-crankshaft four-stroke engine, the cylinder 8 extend to the left and right in herringbone, form herringbone
Engine, intermediate angle is between 20-160 °.
Structure is：Centre position inside the cylinder 8 of engine is combustion chamber 13, and cylinder 8 or so extends to both sides, two
End is equipped with crankcase 9；Both ends crankcase 9 is internally provided with bent axle 6, passes through connecting rod 7 between the piston rod 4 in cylinder 8 and bent axle 6
Connection is equipped with spark plug 11 in combustion chamber 13, and 13 upper end of combustion chamber is equipped with cylinder head 3, and cylinder head 3 is equipped with exhaust from inside to outside
Valve 2 and intake valve 12, air bleeding valve 2 and 12 upper end of intake valve are equipped with camshaft 1；Entire engine be along center line symmetrical structure,
It is internally provided with the two sets of crankshaft structures in left and right；Inner face is smooth between the combustion chamber 13 and cylinder, 13 lateral surface of combustion chamber and two
Side cylinder is concordant and is an integral structure, and combustion chamber 13 is made integrally to be completely in inside cylinder 8.
Embodiment 2：
Double-crankshaft four-stroke engine, the cylinder 8 is horizontal to be extended to the left and right, forms horizontal engine.
Structure is：Centre position inside the cylinder 8 of engine is combustion chamber 13, and cylinder 8 or so extends to both sides, two
End is equipped with crankcase 9；Both ends crankcase 9 is internally provided with bent axle 6, passes through connecting rod 7 between the piston rod 4 in cylinder 8 and bent axle 6
Connection is equipped with spark plug 11 in combustion chamber 13, and 13 upper end of combustion chamber is equipped with cylinder head 3, and cylinder head 3 is equipped with exhaust from inside to outside
Valve 2 and intake valve 12, air bleeding valve 2 and 12 upper end of intake valve are equipped with camshaft 1；Entire engine be along center line symmetrical structure,
It is internally provided with the two sets of crankshaft structures in left and right；Inner face is smooth between the combustion chamber 13 and cylinder, 13 lateral surface of combustion chamber and two
Side cylinder is concordant and is an integral structure, and combustion chamber 13 is made integrally to be completely in inside cylinder 8.
In use, gasoline and two kinds of diesel oil fuel this engine are applicable in.It is correspondingly arranged on spark plug when gasoline is used,
When using diesel oil, it is correspondingly arranged on atomizer.
Claims (3)
1. double-crankshaft four-stroke engine, it is characterised in that：The internal centre position of the cylinder (8) of engine is combustion chamber
(13), cylinder (8) left and right extends to both sides, and two ends are equipped with crankcase (9)；Both ends crankcase (9) is internally provided with bent axle
(6), it is connect by connecting rod (7) between the piston rod (4) in cylinder (8) and bent axle (6), spark plug is equipped in combustion chamber (13)
(11), combustion chamber (13) upper end is equipped with cylinder head (3), and cylinder head (3) is equipped with air bleeding valve (2) and intake valve (12) from inside to outside,
Air bleeding valve (2) and intake valve (12) upper end are equipped with camshaft (1)；Entire engine is to be internally provided with along center line symmetrical structure
The two sets of crankshaft structures in left and right；Described combustion chamber (13) inner face between cylinder is smooth, combustion chamber (13) lateral surface and both sides gas
Cylinder is concordant and is an integral structure, and so that combustion chamber (13) is integrally completely in cylinder (8) internal.
2. double-crankshaft four-stroke engine according to claim 1, it is characterised in that：The cylinder (8) is in herringbone
Extend to the left and right, forms herringbone engine, intermediate angle is between 20-160 °.
3. double-crankshaft four-stroke engine according to claim 1, it is characterised in that：The cylinder (8) is horizontal to the left
Right extension forms horizontal engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565962.5U CN208089408U (en) | 2018-04-20 | 2018-04-20 | Double-crankshaft four-stroke engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820565962.5U CN208089408U (en) | 2018-04-20 | 2018-04-20 | Double-crankshaft four-stroke engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208089408U true CN208089408U (en) | 2018-11-13 |
Family
ID=64055598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820565962.5U Expired - Fee Related CN208089408U (en) | 2018-04-20 | 2018-04-20 | Double-crankshaft four-stroke engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208089408U (en) |
-
2018
- 2018-04-20 CN CN201820565962.5U patent/CN208089408U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |