CN219953937U - Connecting rod mechanism of automobile engine - Google Patents
Connecting rod mechanism of automobile engine Download PDFInfo
- Publication number
- CN219953937U CN219953937U CN202321548324.XU CN202321548324U CN219953937U CN 219953937 U CN219953937 U CN 219953937U CN 202321548324 U CN202321548324 U CN 202321548324U CN 219953937 U CN219953937 U CN 219953937U
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- China
- Prior art keywords
- connecting rod
- rod main
- main body
- groove
- fixedly connected
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Links
- 230000003139 buffering effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 description 7
- 239000013585 weight reducing agent Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to the technical field of engine connecting rods and discloses an automobile engine connecting rod mechanism, which comprises a connecting rod main body, wherein a piston connector is arranged at the right end of the connecting rod main body, an inner groove is arranged in the middle of the piston connector, a connecting ring is rotatably connected to the inner wall of the inner groove, a weight-reducing groove is arranged in the middle of the connecting rod main body, a buffer connecting plate is fixedly connected to the inner wall of the weight-reducing groove, a structural support frame is fixedly connected to the inner wall of the buffer connecting plate, and a rotary connecting block is rotatably connected to the front side of the left end of the connecting rod main body. According to the utility model, the weight reducing groove is added, the weight reducing groove is arranged in the middle of the connecting rod main body, the buffer connecting plate is connected in the middle of the weight reducing groove, the buffer connecting plate can absorb impact force generated when the connecting rod main body reciprocates, stress on the connecting rod main body is reduced, the rotating connecting block is added, and the piston is fixed through the bolt, so that the piston connection is more convenient.
Description
Technical Field
The utility model relates to the technical field of engine connecting rods, in particular to an automobile engine connecting rod mechanism.
Background
The connecting rod of the automobile engine is an important part for connecting the piston and the crankshaft, and is used for converting the reciprocating motion generated by the piston into the rotary motion of the crankshaft so as to drive the tire of the automobile to move. Engine connecting rods are generally made of cast iron, cast steel or forged steel, have high strength and durability, and are subjected to great forces and impacts during operation, so that the engine connecting rods are required to have high strength and high wear resistance.
The engine connecting rod is connected with the crankshaft through the connecting piston and then makes reciprocating motion after extruding the spark plug in the engine, so that the engine is driven to run, the connecting rod is an important component of the engine, the design performance of the connecting rod directly influences the service life of the engine, the connecting rod in traditional design is easy to cause bending deformation of the connecting rod due to the fact that the weight of the connecting rod is large, the traditional connecting rod is low in fatigue resistance and easy to generate the condition of connecting rod fracture, and meanwhile, the connecting rod main body is integrally fixed during installation, inconvenience is easy to generate during installation, the installation time is overlong, and the installation speed is reduced.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a connecting rod mechanism of an automobile engine.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the automobile engine connecting rod mechanism comprises a connecting rod main body, wherein a piston connector is arranged at the right end of the connecting rod main body, an inner groove is formed in the middle of the piston connector, a connecting ring is rotationally connected to the inner wall of the inner groove, a weight reduction groove is formed in the middle of the connecting rod main body, a buffer connecting plate is fixedly connected to the inner wall of the weight reduction groove, a structural support frame is fixedly connected to the inner wall of the buffer connecting plate, and a rotary connecting block is rotationally connected to the front side of the left end of the connecting rod main body.
As a further description of the above technical solution:
the left end of the rotary connecting block is rotationally connected with a connecting fixing block.
As a further description of the above technical solution:
the connecting fixing block is fixedly connected with a crankshaft connecting ring at one opposite end, and the front end and the rear end of the crankshaft connecting ring are fixedly connected to one opposite end of the connecting fixing block.
As a further description of the above technical solution:
a first rotating groove is formed between the crankshaft connecting ring and the connecting rod main body.
As a further description of the above technical solution:
the right end of the connecting and fixing block at the rear end is fixedly connected with an inner side fixing block.
As a further description of the above technical solution:
the middle part of the left end of the connecting and fixing block at the rear end is connected with a bolt in a threaded manner and penetrates through the left end and the right end.
As a further description of the above technical solution:
the inner wall of the connecting ring is provided with a second rotating groove.
As a further description of the above technical solution:
the top end of the second rotating groove is fixedly connected with a fixed latch.
The utility model has the following beneficial effects:
1. according to the utility model, the weight reducing groove is arranged in the middle of the connecting rod main body, the buffer connecting plate is connected in the middle of the weight reducing groove, the buffer connecting plate can absorb impact force generated when the connecting rod main body reciprocates, so that the stress on the connecting rod main body is reduced, the structural support frame arranged in the middle of the buffer connecting plate can be used for supporting the connecting rod main body to be stable in structure, the connecting rod main body is prevented from deforming, and meanwhile, the weight of the connecting rod main body can be reduced by the weight reducing groove, so that the connecting rod main body can be faster in reciprocating motion, and the engine operation efficiency is improved.
2. According to the utility model, the rotary connecting block is added, one end of the rotary connecting block is rotationally connected with the connecting rod main body, the other end of the rotary connecting block is rotationally connected with the crankshaft connecting ring, the crankshaft connecting ring can be rotated to one end of the connecting rod main body, and then the connecting rod main body is fixed through the bolts, so that the piston is more convenient to connect, the installation speed is improved, the fixed latch arranged in the connecting ring can enable the connecting rod main body to be more stably connected with the piston, the connection is tight, and the piston and the connecting rod main body are prevented from deviating and slipping.
Drawings
FIG. 1 is a perspective view of a connecting rod mechanism of an automobile engine according to the present utility model;
FIG. 2 is a schematic diagram of a crankshaft connecting ring of a connecting rod mechanism of an automobile engine according to the present utility model;
FIG. 3 is a schematic view of a connecting ring structure of a connecting rod mechanism of an automobile engine according to the present utility model;
fig. 4 is a half-sectional view of a connecting and fixing block of a connecting rod mechanism of an automobile engine.
Legend description:
1. a connecting rod main body; 2. a piston connector; 3. an inner tank; 4. a connecting ring; 5. a weight reduction groove; 6. a buffer connection plate; 7. a structural support; 8. connecting a fixed block; 9. a crankshaft connecting ring; 10. a bolt; 11. an inner side fixing block; 12. rotating the connecting block; 13. a first rotating groove; 14. a second rotating groove; 15. and fixing the latch.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment provided by the present utility model is: automobile engine link mechanism, including connecting rod main part 1, connecting rod main part 1 right-hand member is provided with piston connector 2, piston connector 2 can be connected with the piston, piston connector 2 middle part is provided with inside groove 3, inside groove 3 inner wall rotates and is connected with go-between 4, go-between 4 is connected with the piston internal rotation axle, connecting rod main part 1 middle part is provided with subtracts heavy groove 5, it can alleviate the weight of connecting rod main part 1 to subtract heavy groove 5, make connecting rod main part 1 can be more quick in reciprocating motion, improve engine operating efficiency, it is connected with buffering connecting plate 6 to subtract heavy groove 5 inner wall fixedly connected with, buffering connecting plate 6 inner wall fixedly connected with structure support frame 7, connecting rod main part 1 left end front side rotates and is connected with rotates connecting block 12, buffering connecting plate 6 can absorb and produce the impact force when connecting rod main part 1 is reciprocating motion, reduce the stress to connecting rod main part 1, buffering connecting plate 6 middle part set up structure support frame 7 can be with support and play connecting rod main part 1 in stable in structure, prevent connecting rod main part 1 warp.
The connecting block 12 left end is rotated and is connected with the connecting fixed block 8, connect the fixed block 8 can conveniently be connected with the connecting block 12 of rotating, the relative one end fixedly connected with bent axle go-between 9 of connecting fixed block 8, both ends are equal fixed connection around the bent axle go-between 9 are connecting the relative one end of fixed block 8, bent axle go-between 9 can be installed more conveniently through connecting the fixed block 8 with connecting rod main part 1, bent axle go-between 9 right-hand member is provided with first rotation groove 13, first rotation groove 13 is convenient to be connected with the bent axle in a rotating way, the fixed block 8 right-hand member fixedly connected with inboard fixed block 11 is connected to the rear end, inboard fixed block 11 makes bent axle go-between 9 connect inseparabler, the connecting rod main part 1 is connected in the rear end connection fixed block 8 left end middle part threaded connection has bolt 10 and runs through both ends about, bent axle go-between 9 can rotate connecting rod main part 1 one end, rethread bolt 10 is fixed, make piston connection more convenient, improve the installation rate, the connecting ring 4 inner wall is provided with second rotation groove 14, conveniently be connected with the piston, second rotation groove 14 top fixedly connected with latch 15, setting up in the piston ring 15 can prevent that piston connection from shifting tightly, it can be connected with piston main part 1.
Working principle: firstly, the connecting rod body 1 is fitted to the piston so that the fixing latch 15 can lock the piston so that the piston can fix it, and when the engine is operated, the piston is pushed to move downward by combustion gas in the combustion chamber until it starts to move upward after reaching the top dead center, and the connecting rod body 1 is also moved along with the piston when the piston moves by the connection of the piston pin to the connecting rod body 1, and the reciprocating movement of the piston is converted into the main shaft rotating movement of the connecting rod body 1. The rotary motion of connecting rod main part 1 main shaft can be through the cooperation of connecting rod small end and bent axle connecting rod screw pair, thereby drive the bent axle and rotate, connecting rod main part 1 middle part is provided with subtracts heavy groove 5, it is connected with buffering connecting plate 6 to subtract heavy groove 5 middle part, buffering connecting plate 6 can absorb and produce the impact force when connecting rod main part 1 is reciprocating motion, reduce the stress to connecting rod main part 1, the structure support frame 7 that buffering connecting plate 6 middle part set up can be with supporting in connecting rod main part 1 stable in structure, prevent connecting rod main part 1 warp, reduce the weight of connecting rod main part 1 simultaneously, make connecting rod main part 1 can be more quick in reciprocating motion, improve engine operating efficiency, rotate connecting block 12 one end and rotate connecting rod main part 1, the other end rotates connecting crankshaft go-between 9, crankshaft go-between 9 can rotate connecting rod main part 1 one end, be fixed through bolt 10, make the piston connection more convenient, improve the installation rate, fixed latch 15 that sets up in the go-between 4 can make it be connected with the piston more stable, can make the connection closely, prevent piston and connecting rod main part 1 skew.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Automobile engine link mechanism, including connecting rod main part (1), its characterized in that: connecting rod main part (1) right-hand member is provided with piston connector (2), piston connector (2) middle part is provided with inside groove (3), inside groove (3) inner wall rotation is connected with go-between (4), connecting rod main part (1) middle part is provided with subtracts heavy groove (5), it is connected with buffering connecting plate (6) to subtract heavy groove (5) inner wall fixedly connected with, buffering connecting plate (6) inner wall fixedly connected with structure support frame (7), connecting rod main part (1) left end front side rotates and is connected with rotation connecting block (12).
2. The automotive engine-linkage mechanism of claim 1, wherein: the left end of the rotary connecting block (12) is rotationally connected with a connecting fixed block (8).
3. The automotive engine-linkage mechanism of claim 2, wherein: the connecting fixing block (8) is fixedly connected with a crankshaft connecting ring (9) at one opposite end, and the front end and the rear end of the crankshaft connecting ring (9) are fixedly connected to one opposite end of the connecting fixing block (8).
4. A vehicle engine linkage according to claim 3, wherein: the right end of the crankshaft connecting ring (9) is provided with a first rotating groove (13).
5. The automotive engine-linkage mechanism of claim 2, wherein: the right end of the connecting and fixing block (8) at the rear end is fixedly connected with an inner side fixing block (11).
6. The automotive engine-linkage mechanism of claim 2, wherein: the middle part of the left end of the connecting and fixing block (8) at the rear end is connected with a bolt (10) through threads and penetrates through the left end and the right end.
7. The automotive engine-linkage mechanism of claim 1, wherein: the inner wall of the connecting ring (4) is provided with a second rotating groove (14).
8. The automotive engine-linkage mechanism of claim 7, wherein: the top end of the second rotating groove (14) is fixedly connected with a fixed latch (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548324.XU CN219953937U (en) | 2023-06-17 | 2023-06-17 | Connecting rod mechanism of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321548324.XU CN219953937U (en) | 2023-06-17 | 2023-06-17 | Connecting rod mechanism of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219953937U true CN219953937U (en) | 2023-11-03 |
Family
ID=88545614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321548324.XU Active CN219953937U (en) | 2023-06-17 | 2023-06-17 | Connecting rod mechanism of automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219953937U (en) |
-
2023
- 2023-06-17 CN CN202321548324.XU patent/CN219953937U/en active Active
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