CN220015805U - Engine connecting rod bearing bush - Google Patents
Engine connecting rod bearing bush Download PDFInfo
- Publication number
- CN220015805U CN220015805U CN202321398306.8U CN202321398306U CN220015805U CN 220015805 U CN220015805 U CN 220015805U CN 202321398306 U CN202321398306 U CN 202321398306U CN 220015805 U CN220015805 U CN 220015805U
- Authority
- CN
- China
- Prior art keywords
- bearing bush
- connecting rod
- bush
- engine connecting
- axle
- 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.)
- Active
Links
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000010936 titanium Substances 0.000 claims abstract description 17
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000956 alloy Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses an engine connecting rod bearing bush which comprises a bearing bush body and a bearing bush arranged in the bearing bush body, wherein the outer side of the bearing bush is detachably connected with a shaft seat, the outer side of the shaft seat is provided with a supporting block, and the inner wall of the bearing bush is provided with a metal titanium layer. Through the cooperation use of movable block, support piece and reset spring that sets up, when dismantling axle bed and axle bush, compress reset spring through pressing movable block, make then support the piece and support the movable bush, realize the quick separation of axle bed and axle bush.
Description
Technical Field
The utility model relates to the technical field of bearing bushes, in particular to an engine connecting rod bearing bush.
Background
The bearing bush is a contact part of the sliding bearing and the journal, is very smooth and is generally made of bronze, antifriction alloy and other wear-resistant materials, can be made of wood, engineering plastic or rubber under special conditions, is provided with an integral bearing bush and a split bearing bush, is generally called a shaft sleeve, is provided with an oil groove and an oil groove, is in clearance fit with the journal and is generally not rotated along with the shaft, when the sliding bearing works, a very thin oil film is required to be used for lubricating the bearing bush and the rotating shaft, if the lubrication is poor, direct friction exists between the bearing bush and the rotating shaft, the friction can generate very high temperature, and the bearing bush is made of a special high-temperature-resistant alloy material, but the high temperature generated by the direct friction is still sufficient to burn the bearing bush.
Patent number CN211202593U discloses an engine connecting rod axle bush, including last axle bed, the bottom threaded connection of going up the axle bed has down the axle bed, first draw-in groove has all been seted up to one side of going up axle bed and lower axle bed inner wall, the second draw-in groove has all been seted up to the opposite side of going up axle bed and lower axle bed inner wall, the inside joint of first draw-in groove has first spacing arch, the inside joint of second draw-in groove has the spacing arch of second. According to the utility model, the bottoms of the upper bearing bush and the lower bearing bush are fixedly connected with the first limiting bulge and the second limiting bulge, and the first limiting bulge and the second limiting bulge are respectively inserted into the first clamping groove and the second clamping groove, so that the loose phenomenon of the upper bearing bush and the lower bearing bush in the upper shaft seat and the lower shaft seat is effectively prevented, the stability of the upper bearing bush and the lower bearing bush in working is further improved, and the upper bearing bush and the lower bearing bush are convenient for a worker to detach. For this purpose, we propose an engine connecting rod bushing.
Disclosure of Invention
The utility model mainly aims to provide an engine connecting rod bearing bush, which solves the problems that the upper bearing bush and the lower bearing bush are not convenient and fast to detach from a shaft seat due to the fact that the upper bearing bush and the lower bearing bush are both in fit connection with the shaft seat and lubricating oil exists at the contact position of the upper bearing bush and the lower bearing bush with the shaft seat when the upper bearing bush and the lower bearing bush are detached and separated through the cooperation of a movable block, a supporting block and a reset spring, and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the engine connecting rod bearing bush comprises a bearing bush body and is characterized in that the bearing bush body further comprises a bearing bush arranged in the bearing bush body, a shaft seat is detachably connected to the outer side of the bearing bush, a supporting block is arranged on the outer side of the shaft seat, and a metal titanium layer is arranged on the inner wall of the bearing bush.
Further, the radiating holes are formed in two ends of the inner wall of the metal titanium layer and two sides of the oil groove, the radiating holes are arranged transversely, and radiating grooves are formed between the radiating holes in the inner wall of the metal titanium layer.
Further, the clamping groove is formed in the outer side of the shaft seat, the movable block is mounted in the clamping groove, one side of the movable block is fixedly connected with the abutting block, and the other side of the abutting block extends to the inner side of the shaft sleeve.
Further, the inner wall of the clamping groove is connected with a return spring in a gluing mode, and the other end of the return spring is connected with a movable block in a gluing mode.
Compared with the prior art, the utility model has the following beneficial effects: through the movable block that sets up, support the cooperation of piece and reset spring and use, when dismantling axle bed and axle bush, compress reset spring through pressing movable block, make then support the piece and support movable bearing bush, realize the quick separation of axle bed and axle bush, through the cooperation of the heat dissipation groove and the louvre that set up in the metal titanium layer of axle bush inboard use, accelerate the radiating efficiency of metal titanium layer to the axle bush, ensure the heat resistance and the radiating effect of axle bush.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an engine connecting rod bushing according to the present utility model.
Fig. 2 is an enlarged schematic view of the structure of the engine connecting rod bearing shell at a in fig. 1 according to the present utility model.
Fig. 3 is a schematic cross-sectional structure of a shaft seat connecting bush of an engine connecting rod bush according to the present utility model.
Fig. 4 is an enlarged schematic view of the structure of the engine connecting rod bearing shell of fig. 3 at B according to the present utility model.
In the figure: 1. a bearing bush body; 2. a shaft seat; 3. bearing bush; 4. a metallic titanium layer; 5. a heat radiation hole; 6. a heat sink; 7. a movable block; 8. abutting blocks; 9. a clamping groove; 10. and a return spring.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, an engine connecting rod bearing bush comprises a bearing bush body 1 and a bearing bush 3 arranged in the bearing bush body 1, wherein a shaft seat 2 is detachably connected to the outer side of the bearing bush 3, a supporting block 8 is arranged on the outer side of the shaft seat 2, a metal titanium layer 4 is arranged on the inner wall of the bearing bush 3, a clamping groove 9 is formed in the outer side of the shaft seat 2, a movable block 7 is arranged in the clamping groove 9, one side of the movable block 7 is fixedly connected with the supporting block 8, the other side of the supporting block 8 extends to the inner side of the shaft sleeve 2, a reset spring 10 is connected to the inner wall of the clamping groove 9 in a gluing mode, and the other end of the reset spring 10 is connected with the movable block 7 in a gluing mode; through the cooperation of movable block 7, support piece 8 and reset spring 10 that set up, when dismantling axle bed 2 and axle bush 3, compress reset spring 10 through pressing movable block 7, make then support piece 8 support axle bush 3, realize the quick separation of axle bed 2 and axle bush 3.
The heat dissipation device comprises a metal titanium layer 4, a plurality of heat dissipation holes 5, a plurality of heat dissipation grooves 6 and a heat dissipation plate, wherein the heat dissipation holes 5 are formed in both ends of the inner wall of the metal titanium layer 4 and both sides of the oil groove; through the cooperation of the heat dissipation groove 6 and the heat dissipation hole 5 that set up in the metal titanium layer 4 of axle bush 3 inboard, the heat dissipation efficiency of metal titanium layer 4 to axle bush 3 is accelerated, guarantees the heat resistance and the radiating effect of axle bush 3.
It should be noted that, the utility model is an engine connecting rod bearing bush, when in work, the heat dissipation groove 6 and the heat dissipation hole 5 arranged in the metal titanium layer 4 can accelerate the heat dissipation efficiency of the metal titanium layer 4 to the bearing bush 3, ensure the heat resistance and the heat dissipation effect of the bearing bush 3, and when the shaft seat 2 and the bearing bush 3 are disassembled, the movable block 7 is pressed to compress the reset spring 10, and then the abutting block 8 is abutted to the bearing bush 3, so that the shaft seat 2 and the bearing bush 3 can be quickly separated.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an engine connecting rod axle bush, includes axle bush body (1), its characterized in that still includes axle bush (3) of locating in axle bush body (1), axle bush (3) outside can be dismantled and be connected with axle bed (2), axle bed (2) outside is equipped with supports piece (8), axle bush (3) inner wall is equipped with metal titanium layer (4).
2. An engine connecting rod bushing according to claim 1, wherein: the heat dissipation holes (5) are formed in two ends of the inner wall of the metal titanium layer (4) and two sides of the oil groove, the heat dissipation holes (5) are arranged in a plurality of transversely.
3. An engine connecting rod bushing according to claim 2, wherein: a heat dissipation groove (6) is formed between the heat dissipation holes (5) on the inner wall of the metal titanium layer (4).
4. An engine connecting rod bushing according to claim 1, wherein: the clamping groove (9) is formed in the outer side of the shaft seat (2), the movable block (7) is mounted in the clamping groove (9), and one side of the movable block (7) is fixedly connected with the abutting block (8).
5. An engine connecting rod bushing according to claim 4, wherein: the inner wall of the clamping groove (9) is connected with a return spring (10) in a gluing mode, and the other end of the return spring (10) is connected with a movable block (7) in a gluing mode.
6. An engine connecting rod bushing according to claim 4, wherein: the other side of the supporting block (8) extends to the inner side of the shaft seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321398306.8U CN220015805U (en) | 2023-06-05 | 2023-06-05 | Engine connecting rod bearing bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321398306.8U CN220015805U (en) | 2023-06-05 | 2023-06-05 | Engine connecting rod bearing bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220015805U true CN220015805U (en) | 2023-11-14 |
Family
ID=88671074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321398306.8U Active CN220015805U (en) | 2023-06-05 | 2023-06-05 | Engine connecting rod bearing bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220015805U (en) |
-
2023
- 2023-06-05 CN CN202321398306.8U patent/CN220015805U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |