CN105569808B - A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine - Google Patents
A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine Download PDFInfo
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- CN105569808B CN105569808B CN201510924533.3A CN201510924533A CN105569808B CN 105569808 B CN105569808 B CN 105569808B CN 201510924533 A CN201510924533 A CN 201510924533A CN 105569808 B CN105569808 B CN 105569808B
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- water bridge
- hole
- opposed
- water
- bridge
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The present invention discloses the water bridge of a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein opens up through-hole and threaded hole on the water bridge；Engine coolant water outlet is opened up on the water bridge；Engine mounting soldering member installation threaded hole is opened up on the water bridge；Cylinder sleeve of engine mounting hole is opened up on the water bridge；The assembly of outer piston connecting rod and moving conduit hole are opened up on the water bridge；Oil passageway is opened up on the water bridge；Installation bolt hole and installation dowel hole are opened up on the water bridge；And lifting threaded hole is opened up on the water bridge, the lifting threaded hole is located at the upper end of the water bridge.Using the present invention, engine coolant return water, outer piston machine oil cooling and lubricating and guide rod positioning function can be realized.Meanwhile the correlative positional relations such as backwater channel, machine oil cooling and lubricating channel and guide rod location hole in water bridge can be machined by disposable casting machine, overall structure is simple, effective to reduce water bridge manufacture difficulty, qualitative rear suitable mass production.
Description
Technical field
The present invention relates to a kind of technical field of two stroke engine more particularly to a kind of horizontally-opposed piston of two-stroke,
The water bridge of opposed-cylinder engine (OPOC).
Background technology
Pancake engine can get with its unique engine structure and operation principle than conventional engines higher
Mechanical efficiency and efficiency of combustion.The especially horizontally-opposed piston of two-stroke, opposed-cylinder engine, because its agent structure is compact
(axial dimension and total height tradition relatively are small with power engine), energy density (power per liter, weight/power ratio) can reach colleague
The high-tech of industry is horizontal (>=90kW/L, >=1.9kW/kg), is also attracted attention by industry due to this two big advantage.
Horizontally-opposed piston, opposed-cylinder engine water bridge except needing to connect engine body and end cap, ensure outer living
Filling in connecting rod assembly can steadily realize in the space that a combination thereof is formed outside reciprocating motion function, it is also necessary to which realization is started
Machine coolant liquid return water, outer piston machine oil cooling and lubricating and guide rod positioning function.
Invention content
For the above problem existing for existing porous plug, a kind of horizontally-opposed piston of two-stroke, opposed cylinder are now provided
The water bridge of engine.
Specific technical solution is as follows：
A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein opened up on the water bridge through-hole and
Threaded hole, the water bridge are fixed by the through-hole and the threaded hole and external engine body, engine head and guide rod
Position pressing plate is connected；Engine coolant water outlet is opened up on the water bridge, for engine coolant to be discharged；On the water bridge
Engine mounting soldering member installation threaded hole is opened up, for installing external engine mounting soldering member；Hair is opened up on the water bridge
Motivation mounting hole of cylinder sleeve, for installing external cylinder sleeve of engine；The assembly of outer piston connecting rod and moving conduit are opened up on the water bridge
Hole；Oil passageway is opened up on the water bridge, the oil passageway is connected with external engine body machine oil cooling and lubricating channel；
Open up installation bolt hole and installation dowel hole on the water bridge, the installation bolt hole and the installation dowel hole with it is external
Outer piston cooling and lubricating nozzle is connected；And lifting threaded hole is opened up on the water bridge, the lifting threaded hole is located at described
The upper end of water bridge.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the through-hole is located at institute
State the outer rim surrounding of the front end face of water bridge；The threaded hole is located at the upper and lower sides of the front end face of the water bridge.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein further include：Guide rod is pacified
Hole is filled, the guide rod installing hole is located at the left and right sides of the front end face of the water bridge, and the guide rod installing hole runs through the water
Bridge, for installing outer guide rod.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein further include：Guide rod is fixed
Position pressing plate mounting hole, the guide rod positioning pressuring plate mounting hole is located at the left and right sides of the front end face of the water bridge, external for installing
The guide rod positioning pressuring plate.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the coolant liquid water outlet
Mouth is located at the upper end of the water bridge.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the engine mounting
Soldering member installation threaded hole is located at the left and right ends of the water bridge.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the cylinder sleeve of engine
Mounting hole is located at the front end face of the water bridge, and the cylinder sleeve of engine mounting hole runs through the water bridge；And including：Return water
Channel, the backwater channel are located at the inside of the water bridge, and the backwater channel and the external cylinder sleeve of engine go out
The mouth of a river is connected to.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the outer piston connecting rod
Assembly and moving conduit hole are located at the left and right sides of the rear end face of the water bridge, and outer piston connecting rod assembly and moving conduit
The water bridge is run through in hole.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the oil passageway position
In the left and right sides of the rear end face of the water bridge.
The water bridge of the above-mentioned a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, wherein the installation bolt hole
It is located at the upper end of the water bridge with the installation dowel hole.
The good effect that above-mentioned technical proposal has compared with prior art is：
The water bridge of engine ensures that outer piston connecting rod assembly can be in a combination thereof except connection engine body and end cap
It steadily realizes and is moved back and forth outside function in the space of formation, additionally it is possible to realize that engine coolant return water, outer piston machine oil are cold
But lubrication and guide rod positioning function.Meanwhile backwater channel, machine oil cooling and lubricating channel and guide rod location hole etc. in water bridge
Correlative positional relation can be machined by disposable casting machine, and overall structure is simple, effective to reduce water bridge manufacture difficulty, determine
Property after be suitble to produce in enormous quantities.
Description of the drawings
Fig. 1 be the present invention a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge stereogram；
Fig. 2 be the present invention a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge front view；
Fig. 3 be the present invention a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge right side view；
Fig. 4 be the present invention a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge rearview；
Fig. 5 be the present invention a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge vertical view.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments, but not as limiting to the invention.
Fig. 1 be a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge stereogram, Fig. 2 be one kind two
Stroke level opposed pistons, opposed-cylinder engine water bridge front view, Fig. 3 is the horizontally-opposed piston of a kind of two-stroke, right
The right side view of the water bridge of cylinder engine is set, Fig. 4 is the water of a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine
The rearview of bridge, Fig. 5 be a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine water bridge vertical view, refer to Fig. 1
Shown in Fig. 5.Show the water bridge of a kind of horizontally-opposed piston of the two-stroke of preferred embodiment, opposed-cylinder engine, water bridge 1
On open up through-hole 21 and threaded hole 22, water bridge 1 passes through the form and external engine machine of through-hole 21, threaded hole 22 using bolt
The attachmentes such as body, engine head and guide rod positioning pressuring plate are connected with each other.
In addition, as in preferred embodiment, engine coolant water outlet 31 is opened up on water bridge 1, it is cold by engine
But liquid water outlet 31 is for being discharged engine coolant.
Further, as in preferred embodiment, opened up on water bridge 1 engine mounting soldering member install threaded hole 32,
Threaded hole 32 is installed for installing external engine mounting soldering member by engine mounting soldering member.
Meanwhile as in preferred embodiment, cylinder sleeve of engine mounting hole 41 is opened up on water bridge 1, passes through cylinder sleeve of engine
Mounting hole 41 is for installing external cylinder sleeve of engine.
So far, as in preferred embodiment, opened up on water bridge 1 outer piston connecting rod assembly and moving conduit hole 42.
In addition, as in preferred embodiment, oil passageway 43, oil passageway 43 and external engine are opened up on water bridge 1
Body machine oil cooling and lubricating channel is connected.Meanwhile machine oil cooling and lubricating channel can be machined by disposable casting machine.
Further, as in preferred embodiment, opened up on water bridge 1 installation bolt hole 51 and installation dowel hole 52,
Installation bolt hole 51 and installation dowel hole 52 are connected with external outer piston cooling and lubricating nozzle.
Further, as lifting threaded hole 53 in preferred embodiment, is opened up on water bridge 1, threaded hole 53 is lifted
In the upper end of water bridge 1.
It refers to shown in Fig. 1 and Fig. 2, shows that a kind of preferred embodiment, through-hole 21 are located at the outer of the front end face of water bridge 1
Edge surrounding, meanwhile, threaded hole 22 is located at the upper and lower sides of the front end face of water bridge 1.
It refers to shown in Fig. 1 and Fig. 2, shows a kind of preferred embodiment, include guide rod installing hole 23, guide rod installation
Hole 23 is located at the left and right sides of the front end face of water bridge 1, and guide rod installing hole 23 runs through water bridge 1, for installing outer guide rod.
It refers to shown in Fig. 1 and Fig. 2, shows a kind of preferred embodiment, include guide rod positioning pressuring plate mounting hole 24,
Guide rod positioning pressuring plate mounting hole 24 is located at the left and right sides of the front end face of water bridge 1, for installing outer guide rod positioning pressuring plate.
In addition, guide rod installing hole 23 and guide rod positioning pressuring plate mounting hole 24 can be machined by disposable casting machine.
It refers to shown in Fig. 1, Fig. 2 and Fig. 3, shows that a kind of preferred embodiment, coolant liquid water outlet 31 are located at water bridge 1
Upper end.
It refers to shown in Fig. 1 and Fig. 3, shows that a kind of preferred embodiment, engine mounting soldering member install threaded hole
32 are located at the left and right ends of water bridge 1.
It is shown in Figure 4, before showing that a kind of preferred embodiment, cylinder sleeve of engine mounting hole 41 are located at water bridge 1
End face, and cylinder sleeve of engine mounting hole 41 runs through water bridge 1.
It is shown in Figure 3, it shows a kind of preferred embodiment, includes backwater channel 33, backwater channel 33 is located at
The inside of water bridge 1, and backwater channel 33 is connected to the water outlet of external cylinder sleeve of engine.
In addition, backwater channel 33 can be machined by disposable casting machine.
It is shown in Figure 4, show that a kind of preferred embodiment, the assembly of outer piston connecting rod and moving conduit hole 42 are located at
The left and right sides of the rear end face of water bridge 1, and water bridge 1 is run through in the assembly of outer piston connecting rod and moving conduit hole 42.
It is shown in Figure 4, show that a kind of preferred embodiment, oil passageway 43 are located at a left side for the rear end face of water bridge 1
Right side.
It is shown in Figure 5, show that a kind of preferred embodiment, installation bolt hole 51 and installation dowel hole 52 are located at
The upper end of water bridge 1.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model
It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content
Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. the water bridge of a kind of horizontally-opposed piston of two-stroke, opposed-cylinder engine, which is characterized in that
Through-hole and threaded hole are opened up on the water bridge, the water bridge passes through the through-hole and the threaded hole and external engine machine
Body, engine head and guide rod positioning pressuring plate are connected；
Engine coolant water outlet is opened up on the water bridge, for engine coolant to be discharged；
Engine mounting soldering member installation threaded hole is opened up on the water bridge, for installing external engine mounting soldering member；
Cylinder sleeve of engine mounting hole is opened up on the water bridge, for installing external cylinder sleeve of engine；
The assembly of outer piston connecting rod and moving conduit hole are opened up on the water bridge；
Oil passageway is opened up on the water bridge, the oil passageway is connected with external engine body machine oil cooling and lubricating channel
It connects；
Open up installation bolt hole and installation dowel hole on the water bridge, the installation bolt hole and the installation dowel hole and
External outer piston cooling and lubricating nozzle is connected；And
Lifting threaded hole is opened up on the water bridge, the lifting threaded hole is located at the upper end of the water bridge.
2. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The through-hole is located at the outer rim surrounding of the front end face of the water bridge；
The threaded hole is located at the upper and lower sides of the front end face of the water bridge.
3. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that also
Including：
Guide rod installing hole, the guide rod installing hole are located at the left and right sides of the front end face of the water bridge, and the guide rod installing hole
Through the water bridge, for installing outer guide rod.
4. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that also
Including：
Guide rod positioning pressuring plate mounting hole, the guide rod positioning pressuring plate mounting hole are located at the left and right sides of the front end face of the water bridge, use
In the external guide rod positioning pressuring plate of installation.
5. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The coolant liquid water outlet is located at the upper end of the water bridge.
6. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The engine mounting soldering member installation threaded hole is located at the left and right ends of the water bridge.
7. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The cylinder sleeve of engine mounting hole is located at the front end face of the water bridge, and the cylinder sleeve of engine mounting hole is through described
Water bridge；And including：
Backwater channel, the backwater channel are located at the inside of the water bridge, and the backwater channel and the external engine
The water outlet of cylinder sleeve is connected to.
8. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The outer piston connecting rod assembly and moving conduit hole are located at the left and right sides of the rear end face of the water bridge, and the outer piston
Connecting rod assembles and the water bridge is run through in moving conduit hole.
9. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The oil passageway is located at the left and right sides of the rear end face of the water bridge.
10. the water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine according to claim 1, which is characterized in that
The installation bolt hole and the installation dowel hole are located at the upper end of the water bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924533.3A CN105569808B (en) | 2015-12-08 | 2015-12-08 | A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510924533.3A CN105569808B (en) | 2015-12-08 | 2015-12-08 | A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105569808A CN105569808A (en) | 2016-05-11 |
| CN105569808B true CN105569808B (en) | 2018-09-04 |
Family
ID=55880346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510924533.3A Expired - Fee Related CN105569808B (en) | 2015-12-08 | 2015-12-08 | A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105569808B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4530314A (en) * | 1983-03-29 | 1985-07-23 | A V L Gesellschaft fur Verbrennungskraftmaschinen und Messtechnik m.b.H. | Water-cooled two-cylinder two-stroke internal combustion engine |
| US6209495B1 (en) * | 1999-04-02 | 2001-04-03 | Walter Warren | Compound two stroke engine |
| CN201236744Y (en) * | 2008-05-16 | 2009-05-13 | 王玉明 | Two-stroke horizontal contraposition dual-spindle engine |
| CN202417707U (en) * | 2011-12-01 | 2012-09-05 | 大连海事大学 | Opposed-piston and opposed-cylinder internal-combustion engine |
| CN103696853A (en) * | 2012-09-27 | 2014-04-02 | 郑州天力内燃机械有限公司 | Two-cylinder and four-piston contraposition type linear motion two-stroke engine system |
| CN204804955U (en) * | 2015-02-03 | 2015-11-25 | 安徽中鼎动力有限公司 | Horizontal opposition piston of two cycle, opposition cylinder engine crank link mechanism |
| CN204804953U (en) * | 2015-01-27 | 2015-11-25 | 安徽中鼎动力有限公司 | Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly |
-
2015
- 2015-12-08 CN CN201510924533.3A patent/CN105569808B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4530314A (en) * | 1983-03-29 | 1985-07-23 | A V L Gesellschaft fur Verbrennungskraftmaschinen und Messtechnik m.b.H. | Water-cooled two-cylinder two-stroke internal combustion engine |
| US6209495B1 (en) * | 1999-04-02 | 2001-04-03 | Walter Warren | Compound two stroke engine |
| CN201236744Y (en) * | 2008-05-16 | 2009-05-13 | 王玉明 | Two-stroke horizontal contraposition dual-spindle engine |
| CN202417707U (en) * | 2011-12-01 | 2012-09-05 | 大连海事大学 | Opposed-piston and opposed-cylinder internal-combustion engine |
| CN103696853A (en) * | 2012-09-27 | 2014-04-02 | 郑州天力内燃机械有限公司 | Two-cylinder and four-piston contraposition type linear motion two-stroke engine system |
| CN204804953U (en) * | 2015-01-27 | 2015-11-25 | 安徽中鼎动力有限公司 | Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly |
| CN204804955U (en) * | 2015-02-03 | 2015-11-25 | 安徽中鼎动力有限公司 | Horizontal opposition piston of two cycle, opposition cylinder engine crank link mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105569808A (en) | 2016-05-11 |
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