CN102094962B - V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof - Google Patents
V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof Download PDFInfo
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- CN102094962B CN102094962B CN2010105819374A CN201010581937A CN102094962B CN 102094962 B CN102094962 B CN 102094962B CN 2010105819374 A CN2010105819374 A CN 2010105819374A CN 201010581937 A CN201010581937 A CN 201010581937A CN 102094962 B CN102094962 B CN 102094962B
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- 230000004308 accommodation Effects 0.000 claims description 15
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Abstract
The invention provides a V-shaped crank circular slider mechanism comprising two single-acting pistons, the two single-acting pistons are distributed in a V shape and include a double-row piston and a single-row piston; a guide part of the double-row piston is separated into two rows of mutually parallel branches through a longitudinal groove; the first-row guide part is provided with a first circular slider containing hole, the second-row guide part is provided with a second circular slider containing hole, and a first circular slider and a second circular slider are respectively arranged inthe first circular slider containing hole and the second circular slider containing hole; the guide part of the single-row piston is inserted into the longitudinal groove of the branched piston, vertically crossed with the branched piston and provided with a middle circular slider containing hole; the first circular slider and the second circular slider are arranged in phase, a middle circular slider is clamped between the first circular slider and the second circular slider and arranged at the phase difference of 180 degrees with the two circular sliders, and adjacent circular sliders are mutually fixedly connected. The V-shaped crank circular slider mechanism can reduce the bending moment generated by the reciprocating inertia force of a reciprocating part on an axial line of a bent axle.
Description
Technical field
The present invention relates to circular slider-crank mechanism, particularly relate to a kind of V-type circular slider-crank mechanism.The present invention relates to internal-combustion engine, the compressor that uses above-mentioned V-type circular slider-crank mechanism simultaneously.
Background technique
The motion of conventional engines is a connecting rod.Under this motion, the to-and-fro motion of piston need pass to bent axle through connected connecting rod, and in movement process, connecting rod makes piston receive the periodicity lateral force that changes with higher-order function along with swing is back and forth done in the motion of piston.
Because the existence of connecting rod; Shortcomings such as that the connecting rod internal-combustion engine exists is bulky, heavy, balance quality difference; In order to address these problems, Chinese patent document CN85100358B discloses a kind of " crankshaft circular slide block reciprocating piston internal combustion engine ", and the characteristics of this internal-combustion engine are to have cancelled connecting rod; The smooth block that employing has eccentric circular hole matches with the piston assembly of particular design, and the straight reciprocating motion that realizes piston is to the conversion that rotatablely moves.
Be the basis with above-mentioned patent documentation, Chinese patent document CN1067741C discloses a kind of " crank and double-round slide reciprocating piston internal combustion engine ".This internal-combustion engine adopts the mode of piston and dynamic balance slide block pairing, and both move on the to-and-fro motion track that is 90 degree layouts respectively, overcome point alive between piston and the dynamic balance slide block each other, can avoid adopting gear mechanism to overcome the influence of point to mechanism's life-span of living; Simultaneously, the motion of piston and dynamic balance slide block makes a concerted effort to form the centrifugal force that points to the crank pin center from crankshaft center, is convenient to carry out balance, makes this mechanism can reach desirable dynamic balancing effect.The problem of this mechanism is, has distance L along crankshaft center line between said piston and the dynamic balance slide block, makes both on bent axle, form moment of flexure, makes the entire mechanism can't complete equilibrium.
In Chinese patent document CN1144880A; A kind of three smooth block mechanisms are then disclosed; This mechanism adopts three to-and-fro motion elements to form to-and-fro motion element group; The to-and-fro motion track of three to-and-fro motion elements is vertical each other, and the quality of the to-and-fro motion element in the middle of wherein being positioned at is the quality sum of other two to-and-fro motion elements, and the quality of the smooth block that the to-and-fro motion element in the middle of being arranged in is installed is the quality sum of smooth block that is installed in the to-and-fro motion element on both sides.Three smooth blocks formation circular slider set that interfixes, the smooth block homophase that wherein is positioned at both sides is installed, and the smooth block in the middle of being positioned at and the smooth block of both sides are installed with 180 ° of phase differences.The eccentric opening of above-mentioned three smooth blocks is enclosed within on the same crank pin.In the said mechanism, all to-and-fro motion inertial force finally can synthesize a rotating inertia force, are convenient to realize balance through balancing component is set.And,, that is to say that in theory, this structure can realize counterbalance effect completely because middle to-and-fro motion element is set to just to make entire mechanism on bent axle, can not form moment of flexure in the neutral position of the to-and-fro motion element of both sides dimensionally.But the good dynamic balancing effect of this mechanism depends on the middle reciprocating part of its setting, and entire mechanism is too complicated, and has increased the quantity of to-and-fro motion element, needs to increase the length of crank pin, causes axis rigidity to reduce.In addition, the manufacture cost of machine also significantly increases, and reliability also descends to some extent.For requiring the less machine of size, can not adopt said mechanism.
Summary of the invention
The present invention provides a kind of V-type circular slider-crank mechanism, and this mechanism can make the spatial arrangement of circular slider-crank mechanism obtain to improve, for entire mechanism realizes that the effect of balance provides possibility completely.
The present invention provides internal-combustion engine and the compressor that uses above-mentioned reciprocating part simultaneously.
V-type circular slider-crank mechanism provided by the invention comprises the single action piston that two V-types are arranged, two pistons are respectively double-row type piston and single-column type piston; The guide portion of said double-row type piston is divided into the two row bifurcateds that are parallel to each other by a cannelure, is called the first row guide portion and secondary series guide portion respectively; On the said first row guide portion first circular slider accommodation hole is set, on the said secondary series guide portion second circular slider accommodation hole is set, be respectively applied for and settle first smooth block and second smooth block; The guide portion of said single-column type piston inserts in the cannelure of said double-row type piston, with the square crossing of said double-row type piston, and circular slider accommodation hole in the middle of being provided with on the guide portion of this piston; Said first smooth block and the second smooth block homophase are installed, and said middle circle slide block is clipped between above-mentioned first smooth block and second smooth block and with above-mentioned two smooth blocks the connection fixed to one another of adjacent smooth block is installed with 180 ° of phase differences.
Preferably, the guide portion of said single-column type piston is with the cannelure of thickness direction through said double-row type piston.
Preferably, the cannelure of said double-row type piston is opened on the guide portion bottom surface.
Preferably, the first row guide portion of said double-row type piston is identical with the thickness of said secondary series guide portion.
Preferably, first row guide portion of said double-row type piston and said secondary series guide portion have identical structure.
Preferably, said first smooth block is identical smooth block with second smooth block.
Preferably, the center of gravity of the circular slider set of said first smooth block, second smooth block and middle circle slide block composition drops on the crank pin axis.
Preferably, the quality sum of said first smooth block and second smooth block equates with the quality of said middle circle slide block.
Preferably, the mutual vertical coplane of the center line of the to-and-fro motion track of the center line of the to-and-fro motion track of said double-row type piston and said single-column type piston.
Preferably, the intersection point of the center line of the to-and-fro motion track of the center line of the to-and-fro motion track of said double-row type piston and said single-column type piston is positioned on the running shaft of bent axle of this circular slider-crank mechanism.
Preferably, the degree of depth of the cannelure of the said double-row type piston guide portion width that is not less than said single-column type piston add this double-row type piston the to-and-fro motion stroke with.
Preferably, said double-row type piston and said single-column type piston is identical in quality.
Preferably, the center of gravity of said double-row type piston and said single-column type piston all is positioned on its axis separately.
The present invention provides a kind of internal-combustion engine simultaneously, and this internal-combustion engine adopts the described V-type circular slider-crank mechanism of above-mentioned any technological scheme.
The present invention provides a kind of compressor simultaneously, and this compressor adopts the described V-type circular slider-crank mechanism of above-mentioned any technological scheme.
V-type circular slider-crank mechanism provided by the invention; The guide portion of its double-row type piston is divided into two row by cannelure; The guide portion that cannelure can hold the single-column type piston that matches with this double-row type piston passes, and its groove depth and position provide reciprocating stroke space for this single-column type piston.All settle smooth block in the circular slider accommodation hole on two row guide portions of double-row type piston, and fix the formation circular slider set with the smooth block that is positioned at single-column type piston between the two.If the intersection point of the to-and-fro motion central axis of double-row type piston and crankshaft rotating axis is A; The intersection point of single-column type reciprocating motion of the pistons central axis and crankshaft rotating axis is B; Said structure can make the distance between the A, B significantly reduce at 2, reduces because this distance and the moment of flexure that on crankshaft center line, produces.
In the preferred version of this V-type circular slider-crank mechanism; The first row guide portion and the secondary series guide portion of said double-row type piston have identical thickness even identical structure; Accordingly, the smooth block of in its circular slider accommodation hole, settling also is identical smooth block, and; Be installed in the quality sum of two smooth blocks in the circular slider accommodation hole on the first row guide portion and the secondary series guide portion respectively, the quality of the smooth block that equals to install on the said single-column type piston.Such structure can make the above-mentioned A that mentions, 2 coincidences of B, will not exist along the moment of flexure of crankshaft center line, and the balance of entire mechanism is significantly improved.Such structure can make the above-mentioned A that mentions, 2 coincidences of B, and the balance of whole system reaches best.Especially the moment of flexure along crankshaft center line will not exist, and the balance of entire mechanism is significantly improved.
Description of drawings
Fig. 1 is the stereogram of V-type circular slider-crank mechanism provided by the invention;
Fig. 2 is the partial sectional view of the V-type circular slider-crank mechanism that provides of the embodiment of the invention at V-type interface place;
Fig. 3 is the A-A cross section right elevation of Fig. 2;
Fig. 4 is the sectional view of the double-row type piston of the V-type circular slider-crank mechanism that provides of the embodiment of the invention.
Embodiment
Please referring to Fig. 1, this figure is the stereogram of V-type circular slider-crank mechanism provided by the invention.For outstanding this characteristic feature of an invention, bent axle is not shown in this stereogram.Please referring to Fig. 2, this figure is that the V-type circular slider-crank mechanism that provides of the embodiment of the invention is at the partial sectional view of V-type circular slider-crank mechanism at V-type interface place.Please be simultaneously referring to Fig. 3, this figure is the A-A cross section right elevation of Fig. 2.Please be simultaneously referring to Fig. 4, this figure is the front section view of double-row type piston 1.
Shown in above-mentioned figure, this V-type circular slider-crank mechanism comprises two reciprocating parts, is respectively double-row type piston 1 and single-column type piston 2, and both are arranged on the orthogonal to-and-fro motion track, and V-shaped layout.As can beappreciated from fig. 1, the guide portion 1-2 of said double-row type piston 1 is divided into the two row bifurcateds that are parallel to each other by a cannelure, and the guide portion 2-2 of said single-column type piston 2 passes said cannelure 1-4 with its thickness direction, makes two reciprocating parts realize intersecting.As can beappreciated from fig. 1; The cannelure 1-4 of said double-row type piston 1 is that said single-column type piston 2 provides the space that intersects with double-row type piston 1; Make the to-and-fro motion center line square crossing in one plane of two reciprocating parts, this point is the main feature of this V-type circular slider-crank mechanism.Below introduce the concrete structure of this V-type circular slider-crank mechanism in detail.
Said double-row type piston 1 adopts has the guide portion structure of bifurcated, specifically please see Fig. 1 and Fig. 4.Said double-row type piston 1 is for having the piston of a bizet 1-1, and the structure of said bizet 1-1 and conventional piston is identical, is cylindrical shape, cooperates with the cylinder of body.The end face of bizet 1-1 is a piston head, and the upper surface of this piston head is a working surface, when being used for internal-combustion engine, is the bottom surface of firing chamber, when being used for compressor, is the working surface of piston.The outer diametric plane of the cylinder of next-door neighbour's piston head is provided with some annular grooves, and this zone that annular groove is set is called ring belt, and these annular grooves are used to settle compression ring, oil ring etc.The guide portion 1-2 of this double-row type piston 1 by one be opened on the guide portion bottom surface cannelure 1-4 be divided into the two row bifurcateds that are parallel to each other, be called the first row guide portion 1-2-1 and secondary series guide portion 1-2-2 respectively; The said first row guide portion 1-2-1 has identical structure with said secondary series guide portion 1-2-2, especially have identical thickness, and identical position is provided with identical circular slider accommodation hole.As shown in Figure 4, on the said first row guide portion 1-2-1 the first circular slider accommodation hole 1-3-1 is set, the second circular slider accommodation hole 1-3-2 is set on the said secondary series guide portion, be respectively applied for and settle the first smooth block 3-1 and the second smooth block 3-2.Above-mentioned two smooth blocks that smooth block also is a same structure.
As shown in the figure, said single-column type piston 2 has bizet 2-1 and guide portion 2-2.The structure of said bizet 2-1 and conventional piston is identical, is cylindrical shape, cooperates with the cylinder of body.The end face of bizet 2-1 is a piston head, and the upper surface of this piston head is a working surface, when being used for internal-combustion engine, is the bottom surface of firing chamber, when being used for compressor, is the working surface of piston.The outer diametric plane of the cylinder of next-door neighbour's piston head is provided with some annular grooves, and this zone that annular groove is set is called ring belt, and these annular grooves are used to settle compression ring, oil ring etc.The piston corresponding site of said structure and other circular slider-crank mechanism is basic identical, repeats no more at this.The gabarit of said guide portion 2-2 is a cuboid, circular slider accommodation hole 2-2-1 in the middle of the centre is provided with.The main feature of this single-column type piston 2 is; Its guide portion 2-2 thickness is according to the groove width design of the cannelure 1-4 of said double-row type piston 1; Make it can insert said cannelure 1-4 just, double-row type piston 1 and said single-column type piston 2 can be intersected at both guide portions with thickness direction.
The cannelure 1-4 of above-mentioned double-row type piston 1 also need have enough groove depths, does not interfere so that the to-and-fro motion of said double-row type piston 1 can not produce with said single-column type piston 2.This groove depth is confirmed according to the distance relation of the spatial arrangement of two reciprocating parts.
As can beappreciated from fig. 2; Settle among the first circular slider accommodation hole 1-3-1 of said double-row type piston 1 and settle the second smooth block 3-2 among the first smooth block 3-1, the said second circular slider accommodation hole 1-3-2; Both are the homophase setting; The middle circle slide block 3-3 that settles on the said single-column type piston 2 and above-mentioned two smooth block anti-phases are provided with, promptly with 180 ° of phase difference settings.The eccentric opening of three smooth blocks all is enclosed within on the crank pin of bent axle 4, interfixes with locating stud or other structures each other between the adjacent smooth block.As can be seen from the figure, three smooth blocks are fitted each other each other, can save the space as far as possible like this, reduce the size of total.In addition; Fig. 2 it can also be seen that the more said middle circle slide block of the thickness 3-3 of said first smooth block 3-1 and the said second smooth block 3-2 is thin, in the present embodiment; In order to obtain best counterbalance effect; The thickness of said first smooth block 3-1 and the said second smooth block 3-2 be said middle circle slide block 3-3 thickness 1/2, and the quality sum of the first smooth block 3-1 and the said second smooth block 3-2 equals the quality of said middle circle slide block 3-3; Perhaps, the center of gravity that guarantees the circular slider set that three smooth blocks are formed at least drops on the axis of crank pin.The structure of above-mentioned each smooth block is explained in the previous patent that background technique is mentioned, is repeated no more in the present embodiment.
As shown in Figure 2, the bent axle that adopts in this V-type circular slider-crank mechanism 4 is the separated type bent axle, and said bent axle 4 comprises that one is singly turned 4-1 and a crank 4-2, and the eccentric opening of above-mentioned smooth block promptly is enclosed within on the said crank pin that singly turns 4-1 jointly.
In order to obtain preferable counterbalance effect, said double-row type piston 1 should have identical quality with said single-column type piston 2, and its center of gravity drops on the reciprocating axis separately.
After said mechanism was installed in the body, two pistons were placed in respectively in the cylinder of body V-type layout, the central axis coplane of two cylinders, and the intersection point of two central axis is just in time on the rotating shaft axis of bent axle 4.Because the cylinder that above-mentioned V-type is arranged is that two pistons provide the to-and-fro motion track; Make the central axis of the to-and-fro motion track of two pistons on the crankshaft rotating axis, not have distance; Moment of torsion on crankshaft center line has not existed yet, and makes entire mechanism obtain best dynamic balancing effect.
Present embodiment provides preferred embodiment.In fact; The double-row type piston 1 that adopts the biserial guide portion not necessarily is strict with above-mentioned dimensional structure relation; The size of said three smooth blocks and relationship between quality also not necessarily strictness follow above-mentioned requirements, can reach the effect that reduces the moment of flexure of bent axle on axial as long as can make not occur interfering at single-column type piston that cannelure 1-4 intersects and double-row type piston.
To adopt said structure to be used for internal-combustion engine, promptly obtain the embodiment of internal-combustion engine of the present invention, said structure will be used for compressor, promptly obtain the embodiment of compressor of the present invention.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (15)
1. a V-type circular slider-crank mechanism is characterized in that, comprises the single action piston that two V-types are arranged, two pistons are respectively double-row type piston and single-column type piston; The guide portion of said double-row type piston is divided into the two row bifurcateds that are parallel to each other by a cannelure, is called the first row guide portion and secondary series guide portion respectively; On the said first row guide portion first circular slider accommodation hole is set, on the said secondary series guide portion second circular slider accommodation hole is set, be respectively applied for and settle first smooth block and second smooth block; The guide portion of said single-column type piston inserts in the cannelure of said double-row type piston, with the square crossing of said double-row type piston, and circular slider accommodation hole in the middle of being provided with on the guide portion of this piston; Said first smooth block and the second smooth block homophase are installed, and said middle circle slide block is clipped between above-mentioned first smooth block and second smooth block and with above-mentioned two smooth blocks the connection fixed to one another of adjacent smooth block is installed with 180 ° of phase differences.
2. V-type circular slider-crank mechanism according to claim 1 is characterized in that, the guide portion of said single-column type piston is with the cannelure of thickness direction through said double-row type piston.
3. V-type circular slider-crank mechanism according to claim 1 is characterized in that the cannelure of said double-row type piston is opened on the guide portion bottom surface.
4. V-type circular slider-crank mechanism according to claim 1 is characterized in that, the first row guide portion of said double-row type piston is identical with the thickness of said secondary series guide portion.
5. V-type circular slider-crank mechanism according to claim 1 is characterized in that, the first row guide portion and the said secondary series guide portion of said double-row type piston have identical structure.
6. V-type circular slider-crank mechanism according to claim 1 is characterized in that, said first smooth block is identical smooth block with second smooth block.
7. V-type circular slider-crank mechanism according to claim 6 is characterized in that, the center of gravity of the circular slider set that said first smooth block, second smooth block and middle circle slide block are formed drops on the crank pin axis.
8. V-type circular slider-crank mechanism according to claim 6 is characterized in that, the quality sum of said first smooth block and second smooth block equates with the quality of said middle circle slide block.
9. V-type circular slider-crank mechanism according to claim 1 is characterized in that, the center line of the center line of the to-and-fro motion track of said double-row type piston and the to-and-fro motion track of said single-column type piston is vertical coplane each other.
10. V-type circular slider-crank mechanism according to claim 9; It is characterized in that the intersection point of the center line of the center line of the to-and-fro motion track of said double-row type piston and the to-and-fro motion track of said single-column type piston is positioned on the running shaft of bent axle of this circular slider-crank mechanism.
11. V-type circular slider-crank mechanism according to claim 1 is characterized in that, the guide portion width that the degree of depth of the cannelure of said double-row type piston is not less than said single-column type piston add this double-row type piston the to-and-fro motion stroke with.
12. V-type circular slider-crank mechanism according to claim 1 is characterized in that, said double-row type piston and said single-column type piston identical in quality.
13. V-type circular slider-crank mechanism according to claim 12 is characterized in that, the center of gravity of said double-row type piston and said single-column type piston all is positioned on its axis separately.
14. an internal-combustion engine is characterized in that, adopts aforesaid right to require any described V-type circular slider-crank mechanism of 1-claim 13.
15. a compressor is characterized in that, adopts aforesaid right to require any described V-type circular slider-crank mechanism of 1-claim 13.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105819374A CN102094962B (en) | 2010-12-06 | 2010-12-06 | V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof |
| PCT/CN2011/002038 WO2012075680A1 (en) | 2010-12-06 | 2011-12-06 | Crank circular sliding block mechanism and reciprocating member, cylinder block, internal combustion engine, and compressor |
| ES11846356.1T ES2609450T3 (en) | 2010-12-06 | 2011-12-06 | Mechanism of circular sliding block of connecting rod and alternating organ, cylinder block, internal combustion engine and compressor |
| RU2013130986/06A RU2591981C2 (en) | 2010-12-06 | 2011-12-06 | Crank mechanism with round slide back-sliding part, engine unit, as well as internal combustion engine and compressor |
| EP11846356.1A EP2650502B1 (en) | 2010-12-06 | 2011-12-06 | Crank circular sliding block mechanism and reciprocating member, cylinder block, internal combustion engine, and compressor |
| BR112013013955-2A BR112013013955B1 (en) | 2010-12-06 | 2011-12-06 | circular crank sliding mechanism, alternative part, engine block, and internal combustion engine, compressor |
| JP2013541180A JP6084163B2 (en) | 2010-12-06 | 2011-12-06 | Crank circular slider mechanism, reciprocating part, engine block, internal combustion engine, and compressor |
| US13/991,557 US9593579B2 (en) | 2010-12-06 | 2011-12-06 | Crank circular sliding block mechanism and reciprocating member, cylinder block, internal combustion engine, and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105819374A CN102094962B (en) | 2010-12-06 | 2010-12-06 | V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof |
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| CN102094962A CN102094962A (en) | 2011-06-15 |
| CN102094962B true CN102094962B (en) | 2012-12-26 |
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| CN2010105819374A Active CN102094962B (en) | 2010-12-06 | 2010-12-06 | V-shaped crank circular slider mechanism as well as internal-combustion engine and compression engine thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6084163B2 (en) | 2010-12-06 | 2017-02-22 | 北京中清能発動機技術有限公司 | Crank circular slider mechanism, reciprocating part, engine block, internal combustion engine, and compressor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1060372A (en) * | 1963-11-13 | 1967-03-01 | Bancroft Charles | Improvements in or relating to reciprocating compressors, pumps, engines and the like |
| CN1144879A (en) * | 1995-06-13 | 1997-03-12 | 黎正中 | Crank and double-round slide reciprocating piston internal combustion engine |
| CN101718340A (en) * | 2009-12-28 | 2010-06-02 | 北京中清能发动机技术有限公司 | Reciprocation-rotary motion switching mechanism H-shaped engine body, dynamic balance slide block and equipment |
-
2010
- 2010-12-06 CN CN2010105819374A patent/CN102094962B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1060372A (en) * | 1963-11-13 | 1967-03-01 | Bancroft Charles | Improvements in or relating to reciprocating compressors, pumps, engines and the like |
| CN1144879A (en) * | 1995-06-13 | 1997-03-12 | 黎正中 | Crank and double-round slide reciprocating piston internal combustion engine |
| CN101718340A (en) * | 2009-12-28 | 2010-06-02 | 北京中清能发动机技术有限公司 | Reciprocation-rotary motion switching mechanism H-shaped engine body, dynamic balance slide block and equipment |
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| CN102094962A (en) | 2011-06-15 |
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