CN102220919A - V-shaped crank circular slider internal combustion engine body and internal combustion engine applying same - Google Patents
V-shaped crank circular slider internal combustion engine body and internal combustion engine applying same Download PDFInfo
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- CN102220919A CN102220919A CN 201110140395 CN201110140395A CN102220919A CN 102220919 A CN102220919 A CN 102220919A CN 201110140395 CN201110140395 CN 201110140395 CN 201110140395 A CN201110140395 A CN 201110140395A CN 102220919 A CN102220919 A CN 102220919A
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- cylinder
- combustion engine
- cooling water
- circular slider
- main bearing
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Abstract
The invention discloses a V-shaped crank circular slider internal combustion engine body which comprises a body, and a left cylinder and a right cylinder which are arranged on the body in a V-shape, wherein each cylinder extends downwards into a crank box or below the crank box on the engine body; front and rear main bearing holes are arranged on the body and the side wall of the crank box; the body is provided with a cooling water pump installing seat; and cooling water pipelines are distributed at a water outlet of the cooling water pump installing seat, surround the front main bearing hole to extend to the outer walls of the left cylinder and the right cylinder and are respectively communicated with a cooling water jacket of the cylinders. In the invention, the length difference of cooling water supplying passageways of the two cylinders is decreased greatly due to the arrangement of the cooling water pipeline, so that the cooling water temperature difference of the two cylinders is reduced greatly. The invention also provides a V-shaped crank circular slider internal combustion engine applying the engine body.
Description
Technical field
The present invention relates to technical field of internal combustion engines.Be particularly related to V-type circular slider-crank mechanism internal combustion (IC) engine airframe.The invention still further relates to a kind of internal-combustion engine that uses this body.
Background technique
In traditional internal-combustion engine and compressor, realize conversion between the rotatablely moving of the to-and-fro motion of piston and bent axle by connecting rod.Yet defectives such as in described connecting rod, because the existence of connecting rod, that the internal-combustion engine of connecting rod and compressor have is bulky, heavy, balance quality difference.
For addressing the above problem, the authorization day for announcing is that the Chinese patent that January 13, notification number in 1988 are CN85200358B discloses a kind of " crankshaft circular slide block reciprocating piston internal combustion engine ".Notice of authorization day is June 27 calendar year 2001, notice of authorization number to disclose a kind of " crank and double-round slide reciprocating piston internal combustion engine " for the Chinese patent of CN1067741C.Notice of authorization day is June 27 calendar year 2001, notice of authorization number to disclose a kind of " crank and multi-round slide reciprocating piston internal combustion engine " for the Chinese patent of CN1067742C.
The disclosed internal-combustion engine common feature of above-mentioned Chinese patent is in wherein to-and-fro motion and the switching mechanism that rotatablely moves, to have replaced connecting rod with circular slider-crank mechanism.Smooth block in the circular slider-crank mechanism is provided with eccentric circular hole.The piston seat of piston is provided with circular slider accommodation hole.During assembling, smooth block is placed described circular slider accommodation hole, smooth block can rotate in described circular slider accommodation hole; The crank pin of bent axle is assemblied in the described eccentric circular hole, and crank pin can rotate in described eccentric circular hole.
During work, combustion gas in the firing chamber expand and promote piston motion, driving the smooth block that is arranged at wherein by piston moves reciprocatingly, and smooth block rotates in described piston simultaneously, and described to-and-fro motion rotates around the central axis of bent axle with the synthetic central axis of the eccentric circular hole on the smooth block that makes that rotatablely moves; And the dead in line of the crank pin of the central axis of described eccentric circular hole and bent axle, thereby can realize the conversion that rotatablely moves that reciprocates to bent axle of piston.
Use above-mentioned circular slider-crank mechanism, can form the internal-combustion engine of multiple structures such as in-line multi-cylinder, V-type twin-tub or multi-cylinder, because circular slider-crank mechanism is different from traditional connecting rod, traditional internal combustion (IC) engine airframe can't be applied in the internal-combustion engine of circular slider-crank mechanism, and this need reset new body.In application number was 200910236200.6 Chinese patent literature, the internal combustion (IC) engine airframe of the circular slider-crank mechanism that a kind of V-type arranges was disclosed.This body comprises one group of cylinder that V-type is arranged, and each cylinder extends downwardly into float chamber bottom in the crankcase; Constitute the cylinder extension part.This cylinder extension part is used to hold the circular slider accommodation hole sidewall and the following piecemeal activity of circular slider-crank mechanism piston, and provides guiding to it.The detail of relevant this V-type body can be referring to this patent documentation.
The body that described V-type is arranged is when adopting the water-cooled cooling, and the layout of its cooling water channel and cooling waterpump can be subject to many limitations, and is difficult to make cylinder cooling water road, left and right sides length unanimity.The arrangement in its cooling water water route is as follows usually, and cooling water directly enters a side cylinder after via pump outlet, enters the opposite side cylinder again by the water pipe of outside or the water pipe that is arranged in the oil sump then.Because cooling water channel length is inconsistent and differ bigger, cause the temperature difference that enters left and right sides cylinder cooling water bigger, this makes the working environment of left and right sides cylinder produce difference, particularly under big load and full-power operating mode, situation is particularly serious, and this has a strong impact on the performance of motor.
Summary of the invention
The invention provides a kind of V-type crank circular slider internal-combustion engine body, to solve the problems referred to above of existing V-type crank circular slider internal-combustion engine.The present invention also provides a kind of V-type crank circular slider internal-combustion engine of using described body simultaneously.
The invention provides a kind of V-type crank circular slider internal-combustion engine body, comprise body and be arranged at the left and right sides cylinder that the V-type on the body is arranged, each cylinder extends downward in the crankcase on the body below the float chamber; On described body and the sidewall of crankcase also be provided with before and after two main bearing holes; Wherein, described body is provided with the cooling waterpump fitting seat, water outlet place by this cooling waterpump fitting seat lays out cooling water pipeline, described cooling water pipeline around described front main bearing hole to the left and right cylinder outer wall extend, and be connected with the cooling jacket of cylinder respectively.
Optionally, the described front main bearing of described water-cooling tube curb hole extend to described front main bearing hole upside and about between two cylinders time, be communicated with left and right sides cylinder cooling jacket respectively by two bypass duct.
Optionally, also be provided with the camshaft mounting hole on described body, described camshaft mounting hole is arranged between described main bearing hole upside and the left and right sides cylinder.
The present invention also provides a kind of V-type crank circular slider internal-combustion engine, adopts above-mentioned arbitrary described V-type crank circular slider internal-combustion engine body.
Compared with prior art, one of them aspect of the present invention has the following advantages: by the cooling water pipeline around the fore bearing hole is set on body, can be guided to the cooling water of cold water water pump in the coolant jacket of two cylinders along this cooling water pipeline; This cooling water pipeline the length difference that has significantly reduced two cylinder cooling water supply passages is set, make two cylinder cooling ranges significantly dwindle, thereby two cylinder working temperature are reached unanimity, help improving the performance of motor;
In addition, this body is owing to be integrally formed at cooling water pipeline on the body, thereby external pipeline again helps simplifying the line arrangement of whole motor;
And the cooling water pipeline that is integrally formed on the body also helps rigidity and the intensity that improves body.
Description of drawings
Fig. 1 is the structural representation of V-type crank circular slider internal-combustion engine body of the present invention.
Embodiment
A lot of details have been set forth in the following description so that fully understand the present invention.But the present invention can implement much to be different from alternate manner described here, and those skilled in the art can do similar popularization under the situation of intension of the present invention, so the present invention is not subjected to the restriction of following public concrete enforcement.
Fig. 1 is the structural representation of V-type circular slider-crank mechanism internal combustion (IC) engine airframe of the present invention.Front-end face one side that its outside side is a mounting teeth gear chamber cover plate.
As shown in the figure, this body is two cylinder V-type bodies, and the cylinder that comprises body and be arranged at two V-shaped layouts on the body is respectively first cylinder 1 and second cylinder 2, and this first cylinder 1 and second cylinder 2 are also referred to as left cylinder 1 and right cylinder 2.On described body, also be provided with crankcase, be used for the bent axle of ccontaining circular slider-crank mechanism.Two main bearing holes before and after on the sidewall of described crankcase, also being relatively set with.Shown in Fig. 1 is front main bearing hole 3.
Described first cylinder 1 and second cylinder 2 extend downward in the described crankcase below the float chamber, and this part can be described as the cylinder extension part.Described cylinder extension part can be used for holding the circular slider accommodation hole sidewall of circular slider-crank mechanism piston and with the bottom, and provides reliable guiding to piston.In the internal combustion (IC) engine airframe of traditional connecting rod, this cylinder extension part needn't be set then.
The central axis of described two cylinders is V-shaped, and all intersects vertically with the line of two main bearing holes.Interfere for avoiding being arranged at producing between the reciprocating part (for example piston) in two cylinders, the main bearing hole center line connecting direction separates certain distance before and after two cylinders.
Also be respectively arranged with the water jacket around this cylinder sidewall outside the sidewall of described first cylinder 1 and second cylinder 2, this water jacket is used for ccontaining cooling water, thereby when internal combustion engine cylinder is cooled.Top at described first cylinder 1 and second cylinder 2 also is provided with opening, water jacket can be communicated with cylinder head.
Also be provided with the water pump fitting seat 6 that is used to install water pump on described body body, this water pump fitting seat 6 is arranged at described body front-end face one side, and water pump fitting seat 6 is provided with water intake and water outlet, and its water intake is connected with water tank.Water outlet place by this water pump fitting seat 6 lays out cooling water pipeline 5, this cooling water pipeline 5 is provided with around described front main bearing hole 3, extend to described first cylinder 1 and second cylinder, 2 outer walls, and be connected with cooling jacket on described first cylinder 1 and second cylinder 2 respectively.
In concrete example, correct position is provided with opening on the outer wall of described first cylinder 1 and second cylinder 2 therein, and this opening can be communicated with its cooling jacket separately.Cooling water pipeline 5 is earlier via first cylinder, 1 outer wall, and is connected with the opening of this first cylinder, 1 outer wall, the space between the described front main bearing of extend past hole 3 and the camshaft mounting hole 4 then, and be connected with the opening of second cylinder, 2 outer walls.Like this, cooling water can enter the cooling jacket of first cylinder 1 and second cylinder 2 after via cooling water pipeline 5 successively, realizes the cooling to two cylinders.Though, the cooling water supply passage length of two cylinders is still different, but with respect to the body external pipeline or via the structure that pipeline distributes two cylinder cooling waters is set on the oil sump, the structure of present embodiment has significantly reduced the length difference of two cylinder cooling water supply passages, make two cylinder cooling ranges significantly dwindle, thereby two cylinder working temperature are reached unanimity, help improving the performance of motor.And the mechanism of present embodiment is owing to be integrally formed at the cooling water supply passage on the body, thereby external pipeline again helps simplifying the line arrangement of whole motor.In addition, the cooling water pipeline that is integrally formed on the body also helps rigidity and the intensity that improves body.
In above-mentioned example, cooling water pipeline 5 is communicated with first cylinder 1 and second cylinder, 2 cooling jackets successively at node 5-1 and 5-2 respectively.In an other optional example, can be provided with that described cooling water pipeline 5 extends to described front main bearing hole 3 upsides and between first cylinder 1 and second cylinder 2 time, the cold water water jacket that two bye-passes are communicated with described first cylinder 1 and second cylinder 2 respectively is set respectively.This structure can make to the cooling water supply length unanimity of two cylinders.
On the body of present embodiment, other structure can also be set, oil pump fitting seat for example, speed regulator, high-pressure service pump fitting seat or the like can also be provided with the reinforcement gusset as required, are described no longer one by one here.
The layout of the cooling water pipeline 5 by the foregoing description makes that cooling is tending towards evenly to two cylinders, and the temperature difference of two cylinders when significantly reducing work can be avoided because of the excessive influence that engine performance is caused of two temperature difference of the cylinder.
Though the present invention with preferred embodiment openly as above; but it is not to be used for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible change and modification, so protection scope of the present invention should be as the criterion with the scope that claim of the present invention was defined.
Claims (4)
1. a V-type crank circular slider internal-combustion engine body is characterized in that, comprises body and is arranged at the left and right sides cylinder that the V-type on the body is arranged, each cylinder extends downward in the crankcase on the body below the float chamber; On described body and the sidewall of crankcase also be provided with before and after two main bearing holes; Wherein, described body is provided with the cooling waterpump fitting seat, water outlet place by this cooling waterpump fitting seat lays out cooling water pipeline, described cooling water pipeline around described front main bearing hole to the left and right cylinder outer wall extend, and be connected with the cooling jacket of cylinder respectively.
2. V-type crank circular slider internal-combustion engine body according to claim 1, it is characterized in that, the described front main bearing of described water-cooling tube curb hole extend to described front main bearing hole upside and about between two cylinders time, be communicated with left and right sides cylinder cooling jacket respectively by two bypass duct.
3. V-type crank circular slider internal-combustion engine body according to claim 1 is characterized in that, also is provided with the camshaft mounting hole on described body, and described camshaft mounting hole is arranged between described main bearing hole upside and the left and right sides cylinder.
4. a V-type crank circular slider internal-combustion engine is characterized in that, adopts the arbitrary described V-type crank circular slider internal-combustion engine body of claim 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110140395 CN102220919A (en) | 2011-05-27 | 2011-05-27 | V-shaped crank circular slider internal combustion engine body and internal combustion engine applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110140395 CN102220919A (en) | 2011-05-27 | 2011-05-27 | V-shaped crank circular slider internal combustion engine body and internal combustion engine applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102220919A true CN102220919A (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110140395 Pending CN102220919A (en) | 2011-05-27 | 2011-05-27 | V-shaped crank circular slider internal combustion engine body and internal combustion engine applying same |
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| Country | Link |
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| CN (1) | CN102220919A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035562A (en) * | 2017-06-02 | 2017-08-11 | 广西玉柴机器股份有限公司 | Cylinder in V-arrangement body |
| CN114227457A (en) * | 2021-12-27 | 2022-03-25 | 北平机床(浙江)股份有限公司 | Grinding machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000097028A (en) * | 1998-09-24 | 2000-04-04 | Hino Motors Ltd | Cooling device of v-type engine |
| JP2001132468A (en) * | 1999-11-11 | 2001-05-15 | Kawasaki Heavy Ind Ltd | Coolant passage structure of v type liquid-cooled engine |
| CN1959078A (en) * | 2005-12-30 | 2007-05-09 | 奇瑞汽车有限公司 | Assembly of water jacket and water pump cylinder body in V type engine |
| US20070186879A1 (en) * | 2006-02-16 | 2007-08-16 | Yamaha Hatsudoki Kabushiki Kaisha | Engine |
| CN101307733A (en) * | 2007-05-15 | 2008-11-19 | 日产自动车株式会社 | Cooling device of v-shaped internal-combustion engine |
| CN101761359A (en) * | 2009-10-22 | 2010-06-30 | 北京中清能发动机技术有限公司 | V-shaped engine block for crank round sliding block mechanism, as well as cylinder sleeve, cylinder sleeve set, and mechanical equipment using same |
| CN202065064U (en) * | 2011-05-27 | 2011-12-07 | 北京中清能发动机技术有限公司 | V-shaped crank circular slide block internal combustion engine body and internal combustion engine utilizing same |
-
2011
- 2011-05-27 CN CN 201110140395 patent/CN102220919A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000097028A (en) * | 1998-09-24 | 2000-04-04 | Hino Motors Ltd | Cooling device of v-type engine |
| JP2001132468A (en) * | 1999-11-11 | 2001-05-15 | Kawasaki Heavy Ind Ltd | Coolant passage structure of v type liquid-cooled engine |
| CN1959078A (en) * | 2005-12-30 | 2007-05-09 | 奇瑞汽车有限公司 | Assembly of water jacket and water pump cylinder body in V type engine |
| US20070186879A1 (en) * | 2006-02-16 | 2007-08-16 | Yamaha Hatsudoki Kabushiki Kaisha | Engine |
| CN101307733A (en) * | 2007-05-15 | 2008-11-19 | 日产自动车株式会社 | Cooling device of v-shaped internal-combustion engine |
| CN101761359A (en) * | 2009-10-22 | 2010-06-30 | 北京中清能发动机技术有限公司 | V-shaped engine block for crank round sliding block mechanism, as well as cylinder sleeve, cylinder sleeve set, and mechanical equipment using same |
| CN202065064U (en) * | 2011-05-27 | 2011-12-07 | 北京中清能发动机技术有限公司 | V-shaped crank circular slide block internal combustion engine body and internal combustion engine utilizing same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035562A (en) * | 2017-06-02 | 2017-08-11 | 广西玉柴机器股份有限公司 | Cylinder in V-arrangement body |
| CN114227457A (en) * | 2021-12-27 | 2022-03-25 | 北平机床(浙江)股份有限公司 | Grinding machine |
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Application publication date: 20111019 |