CN208441923U - A kind of power output structure of contraposition engine - Google Patents
A kind of power output structure of contraposition engine Download PDFInfo
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- CN208441923U CN208441923U CN201821166258.9U CN201821166258U CN208441923U CN 208441923 U CN208441923 U CN 208441923U CN 201821166258 U CN201821166258 U CN 201821166258U CN 208441923 U CN208441923 U CN 208441923U
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- gear chamber
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Abstract
The utility model relates to a kind of power output structures of contraposition engine, including power output shaft, the bell housing being cooperatively connected on gear chamber, supermedial power output gear and the right part on power output shaft left part, the right end of the power output shaft is protruded into bell housing；One end of the upper crankshaft of engine protrudes into the top of the gear chamber and is cooperatively connected with upper crankshaft toothed wheel, and crankshaft toothed wheel is engaged with the power output gear on this；One end of the lower crankshaft of engine protrudes into the lower part of the gear chamber and is cooperatively connected with lower crankshaft toothed wheel, which engages with the power output gear；The lower crankshaft toothed wheel is identical with the structure of upper crankshaft toothed wheel；One flywheel is cooperatively connected on the right end of the power output shaft, and is located in the bell housing.The utility model in the power output to flywheel of two crankshafts, can will avoid unevenly rubbing and impingement phenomenon occurs, and solves the problems, such as that vibration is excessive.
Description
Technical field
The utility model relates to engines, and in particular to a kind of power output structure of contraposition engine.
Background technique
Currently, the arrangement mode of engine on the market mainly has a V-type, in-line two class of type, one combustion chamber of a cylinder,
Therefore air compression ratio is low, and engine entirety fuel utilization ratio is low, power output is insufficient.In order to improve fuel utilization ratio and overcome
The deficiency of power output, it has been developed that contraposition engine.In this contraposition engine, design has two crankshafts, each
There are two opposed pistons inside a cylinder sleeve, and two piston relative motions, fuel oil is in gas in-cylinder combustion, high-temperature gas promotion piston
It moves up and down, power is transmitted to two crankshafts respectively by two pistons.On this contraposition engine, it is necessary to it is defeated to develop a kind of power
Structure out, will be in the power transmission of two crankshafts a to flywheel." a kind of double-crankshaft piston is opposed disclosed in CN202325849U
Engine ", including one group of symmetrical cylinder crank link mechanism, the shared burning of this group of cylinder crank link mechanism
Room, and it is symmetrical as symmetry axis using the central axis of the combustion chamber.CN205370758U discloses a kind of " pancake engine
Power output device ", including shaft is socketed with roller gear a and two roller gear b in shaft, and roller gear a, which is located at, to be turned
At axis axial centre, two roller gear b are axially and symmetrically distributed in the two sides of roller gear a along shaft；It is engaged on roller gear a
There is rack gear frame a, is engaged with rack gear frame b on each roller gear b respectively；It has been respectively and fixedly connected with push rod a to both ends along rack gear frame a long,
Length along each rack gear frame b has been respectively and fixedly connected with push rod b to both ends.It is by using roller gear a, roller gear b and rack gear frame
A, rack gear frame b is used cooperatively, and not only overcomes current pancake engine to " dead point " pressure of main shaft and to cylinder wall
Lateral pressure, eliminate uneven friction and impingement phenomenon, solve the problems, such as that abrasion is uneven, vibration is excessive.
Unquestionably, above-mentioned two prior arts are all a kind of good tries of technical field.
Summary of the invention
It, can be by two crankshafts the purpose of the utility model is to provide a kind of power output structure of contraposition engine
In power output to flywheel, avoids unevenly rubbing and impingement phenomenon occurs, solve the problems, such as that vibration is excessive.
A kind of power output structure of contraposition engine described in the utility model, including power output shaft, mating connection
Bell housing on gear chamber, supermedial power output gear and the right part on power output shaft left part, the power output
The right end of axis protrudes into bell housing, it is characterized in that:
One end of the upper crankshaft of engine protrudes into the top of the gear chamber and is cooperatively connected with upper crankshaft toothed wheel, song on this
Shaft gear is engaged with the power output gear；
One end of the lower crankshaft of engine protrudes into the lower part of the gear chamber and is cooperatively connected with lower crankshaft toothed wheel, the lower song
Shaft gear is engaged with the power output gear；The lower crankshaft toothed wheel is identical with the structure of upper crankshaft toothed wheel；
One flywheel is cooperatively connected on the right end of the power output shaft, and is located in the bell housing.
Further, the centre of the right side of the power output shaft is equipped with the small axis of right end, sets on the small axis of right end
There are multiple axial screw holes；The center of the power output shaft left end is equipped with axial main oil-hole, the left part of the power output shaft and
Right part is respectively equipped with radial oilhole, and the radial direction time oilhole is connected to axial main oil-hole.
Further, the gear chamber be in the round box of oral area to the right, on the left of centre be equipped with the first axle sleeve, should
The right side of first axle sleeve is the first thrust surface, and the oral area on the right side of the gear chamber is the first mounting surface；It is left in the gear chamber
The center of side is equipped with oilhole, top is equipped with upper crankshaft via hole, lower part is equipped with lower crankshaft via hole；
First axle sleeve of the gear chamber and the left part of the power output shaft are cooperatively connected, and the portion of the cooperation in the two
Position is equipped with bushing；
One end of the upper crankshaft of the engine is protruded into from the upper crankshaft via hole on the gear chamber top, the engine
One end of lower crankshaft is protruded into from the lower crankshaft via hole of the gear chamber lower part.
Further, the middle part of the centre bore of the power output gear and the power output shaft cooperates, and is located at described
In gear chamber；First thrust of the first axle sleeve right end of the left side of the power output gear and the gear chamber centre
Face is corresponding, and thrust plate is equipped between the left side and the first thrust surface.
Further, the bell housing is respectively equipped with the cylindrical shape of opening in both ends, and the center portion thereof position is equipped with stepped hole, left end
The anchor ring of opening is the second mounting surface, and the left side of the stepped hole is the second thrust surface；
The right part of the small end of the stepped hole and the power output shaft cooperates, and is equipped with lining at the position of the cooperation of the two
Set；Oil sealing component is equipped in the big end of the stepped hole and the matching part of power output shaft；Second thrust surface with it is described
The right side of power output gear is corresponding, and thrust plate is equipped between the right side and the second thrust surface；Second peace
The first mounting surface corresponding matching in dress face and the gear chamber, and gasket is equipped between the first mounting surface and the second mounting surface
Circle.
Further, the centre of the flywheel is equipped with the second axle sleeve, and multiple axial directions are equipped on the wall of second axle sleeve
Through-hole；The multiple axially extending bore is corresponded with there is multiple axial screw holes on the right part of the power output shaft respectively；
The small axis of the right end of second axle sleeve and the power output shaft is cooperatively connected, the left anchor ring of second axle sleeve with
The right side of the power output shaft abuts, and the flywheel is fixedly connected on institute by a flange and more stay bolt cooperations
It states on power output shaft.
Further, the centre of the flange left side is equipped with positioning convex platform, and the left side of the flange flies with described
The right anchor ring of second axle sleeve of wheel abuts；On the flange be equipped with multiple via holes, the multiple via hole respectively with the second axle sleeve
On multiple axially extending bores correspond.
Further, the oil sealing component by endless metal skeleton and inlays the rubber sleeve on its inner wall and constitutes.
The upper crankshaft is identical with lower crankshaft direction of rotation, and revolving speed is identical, and when engine is run, upper crank torque is passed to
Upper crankshaft toothed wheel, upper crankshaft toothed wheel deliver torque to power output gear, and lower crank torque passes to lower crankshaft toothed wheel, lower song
Shaft gear delivers torque to power output gear, and power output gear delivers torque to power output by interference fit
Torque output is passed to flywheel by axis, power output shaft.
The beneficial technical effect of the utility model
Two bent axle powers due to using above-mentioned power output structure, contraposition engine can efficiently pass torque
It is delivered on flywheel, is externally done work by flywheel；It avoids uneven friction and impingement phenomenon occurs, solve and vibrate excessive ask
Topic.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is power output shaft structural schematic diagram；
Fig. 3 is the structural schematic diagram of gear chamber；
Fig. 4 is the structural schematic diagram of power output gear；
Fig. 5 is the structural schematic diagram of bell housing；
Fig. 6 is the structural schematic diagram of flywheel.
Fig. 7 is the structural schematic diagram of flange；
Fig. 8 is the structural schematic diagram of oil sealing component.
In figure: 1- gear chamber, the first axle sleeve of 11-, the first thrust surface of 12-, the first mounting surface of 13-, 14- oilhole,
The upper crankshaft via hole of 15-, crankshaft via hole under 16-；
2- bell housing, 21- stepped hole, the second mounting surface of 22-, the second thrust surface of 23-；
3- seal washer；
4- power output shaft, the right part 41-, the small axis of 42- right end, the right side 43-, 44- axial direction screw hole, 45- axis
To main oil-hole, radial oilhole of 46-；
5- power output gear, 51- centre bore, the end face 52-；
6- flange, the left side 61-, 62- boss, 63- via hole,
7- oil sealing component, 71- endless metal skeleton, 72- rubber sleeve；
8- flywheel, the second axle sleeve of 81-, 82- axially extending bore, the left anchor ring of 83-, the right anchor ring of 84-；
9- bushing, 10- thrust plate；
The upper crankshaft of 31-, the upper crankshaft toothed wheel of 32-, crankshaft under 33-, crankshaft toothed wheel under 34-, 35- stay bolt.
Specific embodiment
It is practical to this below in conjunction with attached drawing and preferred embodiment for the structure and function that the utility model is further described
It is novel to elaborate, it is to be understood that the protection scope of the utility model is not limited by the specific implementation.
A kind of power output structure of contraposition engine shown in Figure 1, including power output shaft 4, mating connection exist
Gear chamber 1, supermedial power output gear 5 on power output shaft left part and the bell housing 2 on right part, the power output
The right end of axis 4 protrudes into bell housing 2, and substantive distinguishing features outstanding are:
One end of the upper crankshaft 31 of engine protrudes into the top of the gear chamber 1 and is cooperatively connected with upper crankshaft toothed wheel 32,
Crankshaft toothed wheel 32 is engaged with the power output gear 5 on this；
One end of the lower crankshaft 33 of engine protrudes into the lower part of the gear chamber 1 and is cooperatively connected with lower crankshaft toothed wheel 34,
The lower crankshaft toothed wheel 34 is engaged with the power output gear 5；The structure phase of the lower crankshaft toothed wheel 34 and upper crankshaft toothed wheel 32
Together；
One flywheel 8 is cooperatively connected on the right end of the power output shaft 4, and is located in the bell housing 2.
Referring to fig. 2, the centre of the right side 41 of the power output shaft 4 is equipped with the small axis 42 of right end, and the right end is small
Axis 42 is equipped with multiple axial screw holes 43；The center of 4 left end of power output shaft is equipped with axial main oil-hole 44, and the power is defeated
The left part and right part of shaft 4 are respectively equipped with radial oilhole 45, and the radial direction time oilhole is connected to axial main oil-hole.
Referring to Fig. 3, the gear chamber 1 be in the round box of oral area to the right, on the left of centre be equipped with the first axle sleeve
11, the right side of first axle sleeve is the first thrust surface 12, and the oral area on 1 right side of gear chamber is the first mounting surface 13；Institute
The center for stating 1 left side of gear chamber is equipped with oilhole 14, top is equipped with upper crankshaft via hole 15, lower part is equipped with lower crankshaft via hole 16；
The left part of the first axle sleeve 11 and the power output shaft 4 of the gear chamber 1 is cooperatively connected, and in the cooperation of the two
Position be equipped with bushing 9；
One end of the upper crankshaft 31 of the engine is protruded into from the upper crankshaft via hole 15 on 1 top of gear chamber, the hair
One end of the lower crankshaft 33 of motivation is protruded into from the lower crankshaft via hole 16 of 1 lower part of gear chamber.
Referring to fig. 4, the middle part of the centre bore 51 of the power output gear 5 and the power output shaft 4 cooperates, and is located at
In the gear chamber 1；First axle sleeve 11 in the left side 52 of the power output gear 5 and 1 centre of gear chamber is right
First thrust surface 12 at end is corresponding, and thrust plate 10 is equipped between the left side 52 and the first thrust surface 12.
Referring to Fig. 5, the bell housing 2 is respectively equipped with the cylindrical shape of opening in both ends, the center portion thereof position be equipped with stepped hole 21,
The anchor ring of left end opening is the second mounting surface 22, and the left side of the stepped hole 21 is the second thrust surface 23；
The right part of the small end of the stepped hole 21 and the power output shaft 4 cooperates, and the position of the cooperation in the two is set
There is bushing 9；Oil sealing component 7 is equipped in the big end of the stepped hole 21 and the matching part of power output shaft 4；Second thrust
Face 23 is corresponding with the right side 53 of the power output gear 5, and is equipped between the right side 53 and the second thrust surface 23
Thrust plate 10；13 corresponding matching of the first mounting surface of second mounting surface 22 and the gear chamber 1, and in the first mounting surface 13
Seal washer 3 is equipped between the second mounting surface 22.
Referring to Fig. 6, the centre of the flywheel 8 is equipped with the second axle sleeve 81, is equipped on the wall of second axle sleeve 81 more
A axially extending bore 82；The multiple axially extending bore 82 has multiple axial screws on the right part 41 of the power output shaft 4 respectively
Hole 44 corresponds；
The small axis 42 of right end of second axle sleeve 81 and the power output shaft 4 is cooperatively connected, second axle sleeve 81
The right side 43 of left anchor ring 83 and the power output shaft 4 abuts, and will be described by a flange 6 and the more cooperations of stay bolt 35
Flywheel 8 is fixedly connected on the power output shaft 4.
Referring to Fig. 7, the centre of 6 left side 61 of flange is equipped with positioning convex platform 62, the left side 61 of the flange 6
It is abutted with the right anchor ring 84 of the second axle sleeve 81 of the flywheel 8；Multiple via holes 63, the multiple mistake are equipped on the flange 6
Hole 63 is corresponded with multiple axially extending bores 82 on the second axle sleeve 81 respectively.
Referring to Fig. 8, the oil sealing component 7 is by endless metal skeleton 71 and inlays the rubber sleeve 72 on its inner wall and constitutes.
Oil sealing component seals, and lubricating oil is prevented to be flowed into outside.
When engine is run, upper crankshaft is identical with lower crankshaft direction of rotation, and revolving speed is identical, and upper 11 torque of crankshaft passes to
Crankshaft toothed wheel 12, upper crankshaft toothed wheel 12 deliver torque to power output gear 5, and lower 13 torque of crankshaft passes to lower crankshaft toothed wheel
14, lower crankshaft toothed wheel 14 delivers torque to power output gear 5, and power output gear 5 delivers torque to power output shaft
4, torque output is passed to flywheel 8 by power output shaft 4.
Lubricating oil enters main oil gallery 45 from oilhole 14, and lubricating oil enters radial oilhole 46 from axial main oil-hole 45,
Then on bushing 9 and power output shaft 4, lubricating oil also lubricates thrust while 9 power output shaft 4 of lubricating bushings
A left side for piece 10, the first thrust surface 12 of the gear chamber 1,2 second thrust surface 23 of the bell housing, the power output gear 5
End face 52 and right side 52.
The power output structure of this contraposition engine generallys use 3 gears or 5 gears, such as uses 5 gears,
A transition gear can be increased between upper 12 power output gear 5 of crankshaft toothed wheel, in lower 14 power output tooth of crankshaft toothed wheel
A transition gear can be increased between wheel 5.
Claims (8)
1. a kind of power output structure of contraposition engine, including power output shaft (4), mating connection are in power output shaft left part
On gear chamber (1), the bell housing (2) on supermedial power output gear (5) and right part, the power output shaft (4)
Right end protrudes into bell housing (2), it is characterized in that:
One end of the upper crankshaft (31) of engine, which is protruded into the top of the gear chamber (1) and cooperated with upper crankshaft toothed wheel (32), to be connected
It connects, crankshaft toothed wheel (32) is engaged with the power output gear (5) on this；
One end of the lower crankshaft (33) of engine, which is protruded into the lower part of the gear chamber (1) and cooperated with lower crankshaft toothed wheel (34), to be connected
It connects, which engages with the power output gear (5)；The lower crankshaft toothed wheel (34) and upper crankshaft toothed wheel
(32) structure is identical；
One flywheel (8) is cooperatively connected on the right end of the power output shaft (4), and is located in the bell housing (2).
2. the power output structure of contraposition engine according to claim 1, it is characterized in that: the power output shaft (4)
The centre of right side (41) be equipped with the small axis of right end (42), the small axis of right end (42) is equipped with multiple axial screw holes
(43)；The center of power output shaft (4) left end is equipped with axial main oil-hole (44), the left part of the power output shaft (4) and
Right part is respectively equipped with radial oilhole (45), and the radial direction time oilhole is connected to axial main oil-hole.
3. the power output structure of contraposition engine according to claim 1 or 2, it is characterized in that: the gear chamber (1) is in
The round box of oral area to the right, on the left of centre be equipped with the first axle sleeve (11), the right side of first axle sleeve is first
Thrust surface (12), the oral area on the right side of the gear chamber (1) are the first mounting surface (13)；Center on the left of the gear chamber (1)
Upper crankshaft via hole (15) is equipped with equipped with oilhole (14), top, lower part is equipped with lower crankshaft via hole (16)；
The first axle sleeve (11) of the gear chamber (1) and the left part of the power output shaft (4) are cooperatively connected, and matching in the two
The position of conjunction is equipped with bushing (9)；
One end of the upper crankshaft (31) of the engine is protruded into from the upper crankshaft via hole (15) on the gear chamber (1) top, described
One end of the lower crankshaft (33) of engine is protruded into from the lower crankshaft via hole (16) of the gear chamber (1) lower part.
4. the power output structure of contraposition engine according to claim 1 or 2, it is characterized in that: the power output tooth
The middle part of the centre bore (51) and the power output shaft (4) of taking turns (5) cooperates, and is located in the gear chamber (1)；The power
First thrust surface of the first axle sleeve (11) right end of the left side (52) and the gear chamber (1) centre of output gear (5)
(12) corresponding, and thrust plate (10) are equipped between the left side (52) and the first thrust surface (12).
5. the power output structure of contraposition engine according to claim 1 or 2, it is characterized in that: the bell housing (2) is in
Both ends are respectively equipped with the cylindrical shape of opening, and the anchor ring that the center portion thereof position is equipped with stepped hole (21), left end is open is the second installation
Face (22), the left side of the stepped hole (21) are the second thrust surface (23)；
The small end of the stepped hole (21) and the right part of the power output shaft (4) cooperate, and the position of the cooperation in the two is set
There are bushing (9)；Oil sealing component (7) are equipped in the big end of the stepped hole (21) and the matching part of power output shaft (4)；It is described
Second thrust surface (23) is corresponding with right side (53) of the power output gear (5), and in the right side (53) and second
Thrust plate (10) are equipped between thrust surface (23)；First mounting surface of second mounting surface (22) and the gear chamber (1)
(13) corresponding matching, and seal washer (3) are equipped between the first mounting surface (13) and the second mounting surface (22).
6. the power output structure of contraposition engine according to claim 1 or 2, it is characterized in that: in the flywheel (8)
Center portion position is equipped with the second axle sleeve (81), is equipped with multiple axially extending bores (82) on the wall of second axle sleeve (81)；The multiple axis
It is corresponded respectively with there is multiple axial screw holes (44) on the right part (41) of the power output shaft (4) to through-hole (82)；
The small axis of right end (42) of second axle sleeve (81) and the power output shaft (4) is cooperatively connected, second axle sleeve
(81) right side (43) of left anchor ring (83) and the power output shaft (4) abuts, and passes through a flange (6) and more long spiral shells
The flywheel (8) is fixedly connected on the power output shaft (4) by bolt (35) cooperation.
7. the power output structure of contraposition engine according to claim 6, it is characterized in that: the flange (6) left side
(61) centre is equipped with positioning convex platform (62), the left side (61) of the flange (6) and second axle sleeve of the flywheel (8)
(81) right anchor ring (84) abuts；Multiple via holes (63) are equipped on the flange (6), the multiple via hole (63) is respectively with the
Multiple axially extending bores (82) on two axle sleeves (81) correspond.
8. the power output structure of contraposition engine according to claim 5, it is characterized in that: the oil sealing component (7) by
Endless metal skeleton (71) and the rubber sleeve (72) inlayed on its inner wall are constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166258.9U CN208441923U (en) | 2018-07-23 | 2018-07-23 | A kind of power output structure of contraposition engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166258.9U CN208441923U (en) | 2018-07-23 | 2018-07-23 | A kind of power output structure of contraposition engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208441923U true CN208441923U (en) | 2019-01-29 |
Family
ID=65085841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821166258.9U Active CN208441923U (en) | 2018-07-23 | 2018-07-23 | A kind of power output structure of contraposition engine |
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| CN (1) | CN208441923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667921A (en) * | 2019-03-01 | 2019-04-23 | 广西玉柴机器股份有限公司 | A kind of engine Double-hydraulic pump interface transmission box structure |
| CN110748411A (en) * | 2018-07-23 | 2020-02-04 | 重庆科克发动机技术有限公司 | Power output structure of opposed engine |
-
2018
- 2018-07-23 CN CN201821166258.9U patent/CN208441923U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748411A (en) * | 2018-07-23 | 2020-02-04 | 重庆科克发动机技术有限公司 | Power output structure of opposed engine |
| CN110748411B (en) * | 2018-07-23 | 2023-12-19 | 重庆磐谷动力技术有限公司 | Power output structure of opposed engine |
| CN109667921A (en) * | 2019-03-01 | 2019-04-23 | 广西玉柴机器股份有限公司 | A kind of engine Double-hydraulic pump interface transmission box structure |
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Address after: 402160 in Fenghuang Lake Industrial Park, Yongchuan District, Chongqing Patentee after: Chongqing Pangu Power Technology Co.,Ltd. Address before: 402160 in Fenghuang Lake Industrial Park, Yongchuan District, Chongqing Patentee before: CHONGQING GOOGOL ENGINE-TECH Co.,Ltd. |