CN204476586U - A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly - Google Patents
A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly Download PDFInfo
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- CN204476586U CN204476586U CN201520032173.1U CN201520032173U CN204476586U CN 204476586 U CN204476586 U CN 204476586U CN 201520032173 U CN201520032173 U CN 201520032173U CN 204476586 U CN204476586 U CN 204476586U
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- China
- Prior art keywords
- end cap
- opposed
- cylinder engine
- crawler shoe
- oil duct
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Abstract
The utility model discloses a kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly, comprise: the end cap body of hollow structure, the crawler shoe seat of four array distribution on described end cap body madial wall, and be installed on the intrinsic outer piston cooling jet of described end cap; Wherein, the position that lower end surface is corresponding to each described crawler shoe seat of described end cap body is equipped with an end cap oil duct, and each described end cap oil duct is all communicated with the body oil duct of two-stroke opposed piston, opposed-cylinder engine; Described crawler shoe seat is vertically arranged, and each described crawler shoe seat all has the oil leab being communicated with corresponding end cap oil duct; Described outer piston cooling jet is connected with end cap oil duct described in one of them.This two-stroke opposed piston, opposed-cylinder engine end-cap assembly can provide enough spaces and sufficient cooling and lubricating for outer piston linkage mechanism.
Description
Technical field
The utility model relates to end cover of engine, specifically relates to a kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly.
Background technique
Pancake engine, with the engine structure of its uniqueness and working principle, can obtain the mechanical efficiency higher than conventional engines and combustion efficiency.Particularly two-stroke opposed piston, opposed-cylinder engine, because of its agent structure compact (axial dimension tradition relative to total height is little with power engine), its energy density (power per liter, weight/power ratio) high technology level (>=90kW/L of the same trade can be reached, >=1.9kW/kg), its also because of this two large advantage by industry is attracted attention.
The inside and outside piston of two-stroke opposed piston, opposed-cylinder engine does relative to-and-fro motion in cylinder liner, firing chamber is made up of the top of two pistons, outer piston is fixed a T-shaped pin, T-shaped pin two ends are connected with two outside connecting rods, the other end of two outside connecting rods is fixed on bent axle, and crank rotation drives outside connecting rod to move reciprocatingly.These features all determine two-stroke opposed piston, the end cap of opposed-cylinder engine is necessary for outer piston linkage mechanism provides enough spaces and cooling and lubricating fully.
What the body due to traditional two-stroke opposed piston, opposed-cylinder engine was installed is cylinder head, the structure of this cylinder head cannot provide enough spaces and sufficient cooling and lubricating for the outer piston linkage mechanism in two-stroke opposed piston, opposed-cylinder engine, this has just had a strong impact on the service behaviour of two-stroke opposed piston, opposed-cylinder engine.
Model utility content
In order to solve the problem, the purpose of this utility model is to provide a kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly.
In order to achieve the above object, the utility model have employed following technological scheme:
A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly, be applied to two-stroke opposed piston, opposed-cylinder engine, there is such feature, comprise: the end cap body of hollow structure, the crawler shoe seat of four array distribution on end cap body madial wall, and be installed on the intrinsic outer piston cooling jet of end cap; Wherein, the position that lower end surface is corresponding to each crawler shoe seat of end cap body is equipped with an end cap oil duct, and each end cap oil duct is all communicated with the body oil duct of two-stroke opposed piston, opposed-cylinder engine; Crawler shoe seat is vertically arranged, and each crawler shoe seat all has the oil leab being communicated with corresponding end cap oil duct; Outer piston cooling jet is connected with one of them end cap oil duct.
Further, in the two-stroke opposed piston provided at the utility model, opposed-cylinder engine end-cap assembly, such feature can also be had: the outer side wall of end cap body is also provided with pouring orifice, and pouring orifice is provided with oil cap.
Further, in the two-stroke opposed piston provided at the utility model, opposed-cylinder engine end-cap assembly, such feature can also be had: the lower end surface of end cap body is connected by bolton with body.
Further, in the two-stroke opposed piston provided at the utility model, opposed-cylinder engine end-cap assembly, such feature can also be had: crawler shoe seat is connected by bolton with end cap body.
Further, in the two-stroke opposed piston provided at the utility model, opposed-cylinder engine end-cap assembly, such feature can also be had: the outer side wall of end cap body is provided with some the stiffening ribs vertically arranged.
The good effect that the utility model has on the basis of the above is:
The two-stroke opposed piston that the utility model provides, opposed-cylinder engine end-cap assembly by the end cap body that arranges hollow structure for outer piston linkage mechanism provides enough spaces.In addition, two-stroke opposed piston, opposed-cylinder engine end-cap assembly by arranging the end cap oil duct and oil leab that are connected respectively on end cap body with crawler shoe seat, and outer piston cooling jet is connected with one of them end cap oil duct, thus external piston linkage mechanism carries out cooling and lubricating.
Accompanying drawing explanation
Fig. 1 is two-stroke opposed piston in embodiment of the present utility model, the structural representation of opposed-cylinder engine end-cap assembly when laterally placing.
Fig. 2 is the plan view of two-stroke opposed piston in embodiment of the present utility model, opposed-cylinder engine end-cap assembly.
Fig. 3 be in embodiment of the present utility model first end cap oil duct and the first oil leab be communicated with schematic diagram.
Fig. 4 be in embodiment of the present utility model second end cap oil duct and the second oil leab be communicated with schematic diagram.
Fig. 5 be in embodiment of the present utility model 3rd end cap oil duct and the 3rd oil leab be communicated with schematic diagram.
Fig. 6 be in embodiment of the present utility model 4th end cap oil duct and the 4th oil leab be communicated with schematic diagram.
Embodiment
The technological means realized to make the utility model, creation characteristic, reach object and effect is easy to understand, the two-stroke opposed piston that following examples provide the utility model by reference to the accompanying drawings, opposed-cylinder engine end-cap assembly are specifically addressed.
As shown in Figure 1, the present embodiment provides two-stroke opposed piston, opposed-cylinder engine end-cap assembly comprise: end cap body 1, first crawler shoe seat 2, second crawler shoe seat 3, the 3rd crawler shoe seat 4, the 4th crawler shoe seat 5 and outer piston cooling jet 6.
Concrete, as depicted in figs. 1 and 2, end cap body 1 is hollow structure, and, first crawler shoe seat 2, second crawler shoe seat 3, the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 array distribution are on the madial wall of end cap body 1, wherein, the first crawler shoe seat 1 and the second crawler shoe seat 2 are positioned at the side of end cap body 1, and the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 are positioned at the another side of end cap body 1.In the present embodiment, the first crawler shoe seat 2, second crawler shoe seat 3, the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 are fastenedly connected end cap body 1 by bolt 7.
In the present embodiment, outer piston linkage mechanism comprises outer piston 8 and T-shaped pin 9, and the two ends of T-shaped pin 9 are separately installed with the first crawler shoe 10a and the second crawler shoe 10b.First crawler shoe seat 2 and the second crawler shoe seat 3 form the guidance set of the first crawler shoe 10a, and the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 form the guidance set of the second crawler shoe 10b.By the leading role of guidance set, the linearly to-and-fro motion of bootable outer piston linkage mechanism.
Outer piston cooling jet 6 to be installed in end cap body 1 and to arrange towards the outer piston 8 in two-stroke opposed piston, opposed-cylinder engine.
Wherein, the position that lower end surface 1a is corresponding to the first crawler shoe seat 2, second crawler shoe seat 3, the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 of end cap body 1 is respectively equipped with the first end cap oil duct 11, second end cap oil duct 12, the 3rd end cap oil duct 13 and the 4th end cap oil duct 14.Further, the first end cap oil duct 11, second end cap oil duct 12, the 3rd end cap oil duct 13 and the 4th end cap oil duct 14 are all communicated with the body oil duct (not shown) of two-stroke opposed piston, opposed-cylinder engine.
As shown in Figure 2, in the present embodiment, the first crawler shoe seat 2, second crawler shoe seat 3, the 3rd crawler shoe seat 4 and the 4th crawler shoe seat 5 are all vertically arranged.Further, as shown in Figures 3 to 6, the first crawler shoe seat 2 has the first oil leab 21 of connection first end cap oil duct 11; Second crawler shoe seat 3 has the second oil leab 31 of connection second end cap oil duct 12; 3rd crawler shoe seat 4 has the 3rd oil leab 41 of connection the 3rd end cap oil duct 13; 4th crawler shoe seat 5 has the 4th oil leab 51 of connection the 4th end cap oil duct 14.
As shown in Figure 6, in the present embodiment, outer piston cooling jet 6 is connected with the 4th end cap oil duct 14, namely by the 4th end cap oil duct 14 outwards piston cooling nozzle 6 fuel feeding.
As shown in Figure 1, the outer side wall of end cap body 1 is also provided with pouring orifice 15, and pouring orifice 15 is provided with oil cap 16.
As depicted in figs. 1 and 2, the lower end surface 1a of end cap body 1 is connected by bolton with body, and the upper-end surface 1b of end cap body 1 is provided with the end cap cover do not shown in figure.
As shown in Figure 1, in order to strengthen the structural strength of end cap body 1, the outer side wall of end cap body 1 is provided with some the stiffening ribs 17 vertically arranged.
The two-stroke opposed piston that the present embodiment provides, opposed-cylinder engine end-cap assembly by the end cap body that arranges hollow structure for outer piston linkage mechanism provides enough spaces.In addition, two-stroke opposed piston, opposed-cylinder engine end-cap assembly by arranging the end cap oil duct and oil leab that are connected respectively on end cap body with crawler shoe seat, and outer piston cooling jet is connected with one of them end cap oil duct, thus external piston linkage mechanism carries out cooling and lubricating.
Certainly, the two-stroke opposed piston involved by the utility model, opposed-cylinder engine end-cap assembly are not merely defined in the structure in the present embodiment, any equivalent modifications of carrying out the utility model and substituting also all in category of the present utility model.
Claims (5)
1. a two-stroke opposed piston, opposed-cylinder engine end-cap assembly, it is characterized in that, comprise: the end cap body of hollow structure, the crawler shoe seat of four array distribution on described end cap body madial wall, and be installed on the intrinsic outer piston cooling jet of described end cap;
Wherein, the position that lower end surface is corresponding to each described crawler shoe seat of described end cap body is equipped with an end cap oil duct, and each described end cap oil duct is all communicated with the body oil duct of two-stroke opposed piston, opposed-cylinder engine;
Described crawler shoe seat is vertically arranged, and each described crawler shoe seat all has the oil leab being communicated with corresponding end cap oil duct;
Described outer piston cooling jet is connected with end cap oil duct described in one of them.
2. two-stroke opposed piston according to claim 1, opposed-cylinder engine end-cap assembly, is characterized in that:
The outer side wall of described end cap body is also provided with pouring orifice, and described pouring orifice is provided with oil cap.
3. two-stroke opposed piston according to claim 1, opposed-cylinder engine end-cap assembly, is characterized in that:
The lower end surface of described end cap body is connected by bolton with described body.
4. two-stroke opposed piston according to claim 1, opposed-cylinder engine end-cap assembly, is characterized in that:
Described crawler shoe seat is connected by bolton with described end cap body.
5. two-stroke opposed piston according to claim 1, opposed-cylinder engine end-cap assembly, is characterized in that:
The outer side wall of described end cap body is provided with some the stiffening ribs vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520032173.1U CN204476586U (en) | 2015-01-16 | 2015-01-16 | A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520032173.1U CN204476586U (en) | 2015-01-16 | 2015-01-16 | A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204476586U true CN204476586U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520032173.1U Expired - Fee Related CN204476586U (en) | 2015-01-16 | 2015-01-16 | A kind of two-stroke opposed piston, opposed-cylinder engine end-cap assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN204476586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370397A (en) * | 2015-10-13 | 2016-03-02 | 安徽中鼎动力有限公司 | Engine body of two-stroke horizontal opposed-piston and opposed-cylinder engine |
-
2015
- 2015-01-16 CN CN201520032173.1U patent/CN204476586U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370397A (en) * | 2015-10-13 | 2016-03-02 | 安徽中鼎动力有限公司 | Engine body of two-stroke horizontal opposed-piston and opposed-cylinder engine |
| CN105370397B (en) * | 2015-10-13 | 2018-09-04 | 安徽中鼎动力有限公司 | A kind of body of the horizontally-opposed piston of two-stroke, opposed-cylinder engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20190116 |