CN206592421U - Connecting rod telescopic formula diameter changing mechanism - Google Patents
Connecting rod telescopic formula diameter changing mechanism Download PDFInfo
- Publication number
- CN206592421U CN206592421U CN201720315643.4U CN201720315643U CN206592421U CN 206592421 U CN206592421 U CN 206592421U CN 201720315643 U CN201720315643 U CN 201720315643U CN 206592421 U CN206592421 U CN 206592421U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- shank
- tip
- rod shank
- changing mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses connecting rod telescopic formula diameter changing mechanism, including connecting rod shank and connecting rod tip, described connecting rod shank one end is welded with wrist-pin end of connecting rod, and wrist-pin end of connecting rod is nested inside with small end bushing, the connecting rod shank other end is welded with connecting rod tip, and connecting rod tip is connected by connecting screw hole and connecting rod tip lid spiral, and connecting rod tip and connecting rod tip lid are nested inside with connecting rod bearing shell axle, the connecting screw hole internal helicoid is connected with connecting bolt, and the connecting rod shank has connecting rod shank upper end and connecting rod shank lower end to be spliced.In the utility model, first by being set to connecting rod shank to be spliced by connecting stud spiral by connecting rod shank upper end and connecting rod shank lower end, so that the connecting rod shank of the connecting rod is expandable structure, connecting rod shank can be adjusted according to the length between the piston pin and bent axle of cylinder, so that the connecting rod goes for the cylinder of different model specification.
Description
Technical field
The utility model is related to connecting rod technology field, more particularly to connecting rod telescopic formula diameter changing mechanism.
Background technology
Connecting rod is connection piston and bent axle, and active force suffered by piston is transmitted into bent axle, and the reciprocating motion of piston is changed
For the connecting rod of the rotary motion of bent axle, gonnecting rod body is made up of three parts, claims small end of connecting rod with the part of piston pin connection；With song
The part of axle connection claims big end, and the bar portion for connecting microcephaly and major part claims connecting rod shank, and small end of connecting rod is generally thin-wall circular annular
Structure, for the abrasion between reduction and piston pin, thin-walled bronze bushing is entered in small head bore internal pressure, connecting rod shank is a stock
Part, stress is also larger at work, and to prevent its flexural deformation, shaft is had to enough rigidity, therefore, vehicle engine
The connecting rod shank of machine mostly uses I shape sections, I shapes section can rigidity and intensity all enough in the case of make quality minimum.
Connecting rod in the market is generally stationary structure, it is impossible to which connecting rod is adjusted so that the use model of connecting rod
Enclose smaller, without being applicable the cylinder with different model.
Utility model content
The purpose of this utility model is that, in order to solve shortcoming present in prior art, and the connecting rod telescopic formula proposed becomes
Footpath mechanism.
To achieve these goals, the utility model employs following technical scheme：Connecting rod telescopic formula diameter changing mechanism, bag
Connecting rod shank and connecting rod tip are included, described connecting rod shank one end is welded with wrist-pin end of connecting rod, and wrist-pin end of connecting rod is nested inside with small end
Bushing, the connecting rod shank other end is welded with connecting rod tip, and connecting rod tip passes through connecting screw hole and connecting rod tip lid spiral
Connection, and connecting rod tip and connecting rod tip lid are nested inside with connecting rod bearing shell axle, the connecting screw hole internal helicoid is connected with connection
Bolt, and the other end spiral of connecting bolt is socketed with fixing nut, the connecting rod shank has connecting rod shank upper end and connection-rod
Body lower end is spliced, and the connecting rod shank lower end is welded with connecting stud with connecting rod shank upper end Mosaic face center, described
Connecting rod shank upper end offers regulation screw with connecting rod shank lower end Mosaic face center.
It is used as further describing for above-mentioned technical proposal：
The connecting screw hole is provided with four altogether, and four connecting screw holes splice on connecting rod tip and connecting rod tip lid two-by-two
Face is symmetrical.
It is used as further describing for above-mentioned technical proposal：
The internal diameter of the connecting screw hole is identical with the external diameter of connecting bolt, and is all provided with connecting screw hole inwall and connecting bolt
There is connection screw thread.
It is used as further describing for above-mentioned technical proposal：
The connecting rod shank upper end and connection club body lower end Mosaic face are pasted with slipmat.
It is used as further describing for above-mentioned technical proposal：
The external diameter of the connecting stud is identical with the internal diameter of regulation screw, and the length and the depth of regulation screw of connecting stud
Degree is identical.
In the utility model, first by being set to connecting rod shank by connecting rod shank upper end and connecting rod shank lower end to pass through
Connecting stud spiral is spliced so that the connecting rod shank of the connecting rod is expandable structure, can according to the piston pin of cylinder and
Connecting rod shank is adjusted length between bent axle, so that the connecting rod goes for the cylinder of different model specification,
The selling market of the connecting rod is expanded, the competitiveness in market is added, secondly, by connecting rod shank upper end and connection club body
Lower end Mosaic face is pasted with slipmat, should not adjustment length when, increase connecting rod shank upper end and connection club body lower end connect
The frictional force of contacting surface so that connecting rod shank is more consolidated the connecting rod when in use.
Brief description of the drawings
Fig. 1 be the utility model proposes connecting rod telescopic formula diameter changing mechanism structural representation；
Fig. 2 be the utility model proposes connecting rod telescopic formula diameter changing mechanism connecting rod shank structural representation.
Marginal data：
1- small ends bushing, 2- wrist-pins end of connecting rod, 3- connecting rod shanks, 4- connecting rod tips, 5- connecting rod bearing shells, 6- connecting rod tips lid,
7- connecting screw holes, 8- fixing nuts, 9- connecting bolts, 10- connecting rod shanks upper end, 11- connecting studs, 12- connection shafts lower end,
13- adjusts screw.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-2, connecting rod telescopic formula diameter changing mechanism, including connecting rod shank 3 and connecting rod tip 4, the one end of connecting rod shank 3
Wrist-pin end of connecting rod 2 is welded with, and wrist-pin end of connecting rod 2 is nested inside with small end bushing 1, the other end of connecting rod shank 3 is welded with connecting rod tip
4, and connecting rod tip 4 is by connecting screw hole 7 and the connection of the spiral of connecting rod tip lid 6, and inside connecting rod tip 4 and connecting rod tip lid 6
Connecting rod bearing shell axle 5 is nested with, the internal helicoid of connecting screw hole 7 is connected with connecting bolt 9, and the other end spiral socket of connecting bolt 9
There is fixing nut 8, connecting rod shank 3 has connecting rod shank upper end 10 and connecting rod shank lower end 12 to be spliced, connecting rod shank lower end 12
Connecting stud 11 is welded with the Mosaic face center of connecting rod shank upper end 10, connecting rod shank upper end 10 is spelled with connecting rod shank lower end 12
Junction center offers regulation screw 13.
Connecting screw hole 7 is provided with four altogether, and four connecting screw holes 7 splice on connecting rod tip 4 and connecting rod tip lid 6 two-by-two
Symmetrically, the internal diameter of connecting screw hole 7 is identical with the external diameter of connecting bolt 9 in face, and on the inwall of connecting screw hole 7 and connecting bolt 9
It is equipped with connection screw thread, connecting bolt 9 is by the connecting screw holes 7 of connecting rod tip 4 and the both sides of connecting rod tip lid 6 by connecting rod tip 4
Spiral is carried out with connecting rod tip lid 6 to be fixedly connected, connecting rod shank upper end 10 and the Mosaic face of connection club body lower end 12 are pasted with
Slipmat, when adjusting 3 length of connecting rod shank by connecting stud 11, can prevent the connection of connecting rod shank 3 to be not sufficiently stable, connect
The external diameter of stud 11 is identical with the internal diameter of regulation screw 13, and the length of connecting stud 11 is identical with the depth of regulation screw 13,
So as to be connected to the inside of regulation screw 13 by the spiral of connecting stud 11 by under connecting rod shank upper end 10 and connecting rod shank
End 12 is spliced into connecting rod shank 3
Operation principle：Connecting rod telescopic formula diameter changing mechanism is in use, first according to the length between piston pin and bent axle, lead to
Cross connecting stud and the length of connecting rod shank 3 is adjusted regulation screw 13, it is living in regulation to the length of connecting rod shank 3 and cylinder
Untill length between plug pin and bent axle, wrist-pin end of connecting rod 2 is connected on piston pin, connecting rod tip 4 is being passed through into connecting rod tip
Lid 6 and connecting bolt 9, which are fixed, to be connected on the bent axle of cylinder, and at this moment active force suffered by piston can be transmitted to bent axle by connecting rod, by work
The reciprocating motion of plug is changed into the rotary motion of bent axle, and the small end bushing 1 of the nested inside of wrist-pin end of connecting rod 2 can to connect small end
2 more stablize with piston pin connection, and it is more stable that connecting rod bearing shell axle 5 can allow connecting rod tip 4 to be connected with bent axle.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. connecting rod telescopic formula diameter changing mechanism, including connecting rod shank (3) and connecting rod tip (4), it is characterised in that the connection-rod
Body (3) one end is welded with wrist-pin end of connecting rod (2), and wrist-pin end of connecting rod (2) is nested inside with small end bushing (1), the connecting rod shank (3)
The other end is welded with connecting rod tip (4), and connecting rod tip (4) is connected by connecting screw hole (7) and connecting rod tip lid (6) spiral,
And connecting rod tip (4) and connecting rod tip lid (6) are nested inside with connecting rod bearing shell axle (5), connecting screw hole (7) the internal helicoid connection
There is connecting bolt (9), and the other end spiral of connecting bolt (9) is socketed with fixing nut (8), the connecting rod shank (3) has company
Club body upper end (10) and connecting rod shank lower end (12) are spliced, the connecting rod shank lower end (12) and connecting rod shank upper end
(10) Mosaic face center is welded with connecting stud (11), and the connecting rod shank upper end (10) is spliced with connecting rod shank lower end (12)
Face center offers regulation screw (13).
2. connecting rod telescopic formula diameter changing mechanism according to claim 1, it is characterised in that the connecting screw hole (7) sets altogether
There are four, and four connecting screw holes (7) are symmetrical on connecting rod tip (4) and connecting rod tip lid (6) Mosaic face two-by-two.
3. connecting rod telescopic formula diameter changing mechanism according to claim 1, it is characterised in that the connecting screw hole (7) it is interior
Footpath is identical with the external diameter of connecting bolt (9), and is equipped with connection screw thread on connecting screw hole (7) inwall and connecting bolt (9).
4. connecting rod telescopic formula diameter changing mechanism according to claim 1, it is characterised in that the connecting rod shank upper end (10)
Slipmat is pasted with connection club body lower end (12) Mosaic face.
5. connecting rod telescopic formula diameter changing mechanism according to claim 1, it is characterised in that outside the connecting stud (11)
Footpath is identical with the internal diameter of regulation screw (13), and the length of connecting stud (11) is identical with the depth of regulation screw (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315643.4U CN206592421U (en) | 2017-03-22 | 2017-03-22 | Connecting rod telescopic formula diameter changing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315643.4U CN206592421U (en) | 2017-03-22 | 2017-03-22 | Connecting rod telescopic formula diameter changing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206592421U true CN206592421U (en) | 2017-10-27 |
Family
ID=60122268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720315643.4U Expired - Fee Related CN206592421U (en) | 2017-03-22 | 2017-03-22 | Connecting rod telescopic formula diameter changing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206592421U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343667A (en) * | 2018-04-13 | 2018-07-31 | 安徽美芝制冷设备有限公司 | Connecting rod and reciprocating compressor with it |
| CN110319107A (en) * | 2019-07-11 | 2019-10-11 | 河南柴油机重工有限责任公司 | A kind of cast section for connecting piston and crankshaft processes connecting rod entirely |
| CN112714821A (en) * | 2018-09-25 | 2021-04-27 | 曼恩能源方案有限公司 | Device and method for adjusting the length of a connecting rod of a cylinder block of an internal combustion engine |
-
2017
- 2017-03-22 CN CN201720315643.4U patent/CN206592421U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343667A (en) * | 2018-04-13 | 2018-07-31 | 安徽美芝制冷设备有限公司 | Connecting rod and reciprocating compressor with it |
| CN112714821A (en) * | 2018-09-25 | 2021-04-27 | 曼恩能源方案有限公司 | Device and method for adjusting the length of a connecting rod of a cylinder block of an internal combustion engine |
| US11352948B2 (en) | 2018-09-25 | 2022-06-07 | Man Energy Solutions Se | Apparatus and method for adjusting the length of a connecting rod of a cylinder of an internal combustion engine |
| CN112714821B (en) * | 2018-09-25 | 2022-09-13 | 曼恩能源方案有限公司 | Device and method for adjusting the length of a connecting rod of a cylinder block of an internal combustion engine |
| CN110319107A (en) * | 2019-07-11 | 2019-10-11 | 河南柴油机重工有限责任公司 | A kind of cast section for connecting piston and crankshaft processes connecting rod entirely |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171027 Termination date: 20180322 |