CN210461360U - Sealed gear shaft - Google Patents
Sealed gear shaft Download PDFInfo
- Publication number
- CN210461360U CN210461360U CN201920725280.0U CN201920725280U CN210461360U CN 210461360 U CN210461360 U CN 210461360U CN 201920725280 U CN201920725280 U CN 201920725280U CN 210461360 U CN210461360 U CN 210461360U
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- Prior art keywords
- cooling
- shaft
- injection port
- main shaft
- channel
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Abstract
The utility model discloses a sealed pinion, which comprises a shaft body, the axis body includes the main shaft, the main shaft top is provided with the installation axle, the periphery of installation axle is provided with the gear, installation axle top is provided with first connecting axle, the main shaft bottom is provided with the second connecting axle, second connecting axle bottom is provided with location portion, the utility model discloses simple structure has good heat dissipation cooling effect, and the heat resistance is good, has prolonged the life of pinion, and is lubricated effectual.
Description
Technical Field
The utility model relates to an automobile parts technical field specifically is a sealed pinion.
Background
The gear shaft refers to a mechanical part that supports and rotates with a rotating part to transmit motion, torque or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft. The shaft can be divided into a crankshaft and a straight shaft according to the shape of the shaft line. The rotating shaft can bear bending moment and torque during working, and is the most common shaft in machinery; the mandrel is used for supporting the rotating parts to only bear bending moment without transmitting torque, and some mandrels rotate and other mandrels do not rotate; the transmission shaft is mainly used for transmitting torque and does not bear bending moment. The gear shaft is also a common and important transmission part in the automobile. The existing gear shaft has the problems of poor cooling effect, poor lubricating effect and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sealed pinion to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a sealed pinion, includes the axis body, the axis body includes the main shaft, the main shaft top is provided with the installation axle, the periphery of installation axle is provided with the gear, installation axle top is provided with first connecting axle, the main shaft bottom is provided with the second connecting axle, second connecting axle bottom is provided with location portion.
Preferably, a heat dissipation part is arranged between the second connecting shaft and the main shaft, and a plurality of uniformly distributed heat dissipation fins are arranged on the outer side wall of the heat dissipation part.
Preferably, a plurality of positioning planes are arranged on the outer side wall of the positioning part.
Preferably, location portion bottom is provided with first notes liquid mouth, the inside first cooling channel that is provided with of axis body, the first cooling channel of top intercommunication of annotating the liquid mouth, the inside cooling chamber that is provided with of gear, the cooling chamber encircles in the first cooling channel outside, be connected with a plurality of intercommunication pipelines between first cooling channel and the cooling chamber, second connecting axle bottom is provided with the second and annotates the liquid mouth, the inside cooling tube that is provided with of main shaft, the cooling tube coils and encircles in the first cooling channel outside, the cooling tube bottom is connected with second cooling channel, second cooling channel's bottom and second are annotated the liquid mouth and are linked together.
Preferably, the second connecting axle bottom is provided with the oiling mouth, the inside oiling passageway that is provided with of axis body, the bottom and the oiling mouth of oiling passageway are linked together, be connected with a plurality of oil storage wells on the oiling passageway, oil groove has been seted up on the main shaft surface, the top of oiling passageway is communicated in the oil groove, oil groove bottom end is connected with a plurality of evenly distributed's vertical groove, is connected with a plurality of cross slots between the two adjacent vertical grooves.
Preferably, sealing plugs are mounted in the first liquid injection port, the second liquid injection port and the oil injection port.
Compared with the prior art, the beneficial effects of the utility model are that: the radiating fins rotate along with the rotation of the shaft body to drive nearby airflow to flow, so that a radiating effect is achieved; the positioning plane plays a role in positioning when the shaft body is installed; by injecting cooling liquid into the first cooling channel and the second cooling channel, the cooling liquid enters the cooling cavity and the cooling pipe, and when the shaft body rotates, heat generated by friction on the surface of the shaft body can be absorbed, so that a cooling effect is achieved, the heat resistance of the gear shaft is improved, and the influence of the heat on the service life of the shaft body is reduced; the oil storage well can play a certain role in storage, the speed of lubricating oil loss in the oil injection channel is reduced, the longitudinal grooves and the transverse grooves facilitate the lubricating oil to rapidly spread on the surface of the main shaft, and the lubricating effect is improved. The utility model discloses simple structure has good heat dissipation cooling effect, and the heat resistance is good, has prolonged the life of pinion, and is lubricated effectual.
Drawings
FIG. 1 is a front view of a seal tooth shaft;
FIG. 2 is a schematic view of the internal structure of a seal gear shaft;
fig. 3 is a schematic structural view of a positioning portion in a seal gear shaft.
In the figure: 1-shaft body, 2-main shaft, 3-mounting shaft, 4-gear, 5-first connecting shaft, 6-radiating fin, 7-radiating part, 8-second connecting shaft, 9-positioning part, 10-positioning plane, 11-first liquid injection port, 12-first cooling channel, 13-cooling cavity, 14-communicating pipeline, 15-oil injection port, 16-second cooling channel, 17-cooling pipe, 18-second liquid injection port, 19-oil injection channel, 20-oil outlet groove, 21-longitudinal groove, 22-transverse groove, 23-oil storage well and 24-sealing plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a sealed pinion, includes axis body 1, axis body 1 includes main shaft 2, 2 tops of main shaft are provided with installation axle 3, the periphery of installation axle 3 is provided with gear 4, 3 tops of installation axle are provided with first connecting axle 5, 2 bottoms of main shaft are provided with second connecting axle 8, 8 bottoms of second connecting axle are provided with location portion 9.
A heat dissipation part 7 is arranged between the second connecting shaft 8 and the main shaft 2, a plurality of heat dissipation fins 6 which are uniformly distributed are arranged on the outer side wall of the heat dissipation part 7, and the heat dissipation fins 6 rotate along with the rotation of the shaft body 1 to drive airflow nearby to flow, so that a heat dissipation effect is achieved.
The outer side wall of the positioning portion 9 is provided with a plurality of positioning planes 10, and the positioning planes 10 play a positioning role when the shaft body 1 is installed.
The bottom end of the positioning part 9 is provided with a first liquid injection port 11, the shaft body 1 is internally provided with a first cooling channel 12, the top end of the first liquid injection port 11 is communicated with a first cooling channel 12, the gear 4 is internally provided with a cooling cavity 13, the cooling cavity 13 surrounds the outer side of the first cooling channel 12, a plurality of communication pipelines 14 are connected between the first cooling channel 12 and the cooling cavity 13, the bottom end of the second connecting shaft 8 is provided with a second liquid injection port 18, the main shaft 2 is internally provided with a cooling pipe 17, the cooling pipe 17 surrounds the outer side of the first cooling channel 12 in a coiling manner, the bottom end of the cooling pipe 17 is connected with a second cooling channel 16, the bottom end of the second cooling channel 16 is communicated with the second liquid injection port 18, and cooling liquid enters the cooling cavity 13 and the cooling pipe 17 by injecting cooling liquid into the first cooling channel 12 and the second cooling channel 16, when the axis body 1 is rotatory, can absorb the heat that the axis body 1 surface produced because of the friction, play the cooling effect, promote the heat resistance of tooth axle, reduce the influence of heat to the 1 life-span of axis body.
The bottom end of the second connecting shaft 8 is provided with an oil filling port 15, an oil filling channel 19 is arranged in the shaft body 1, the bottom end of the oil filling channel 19 is communicated with the oil filling port 15, the oil filling channel 19 is connected with a plurality of oil storage wells 23, an oil outlet groove 20 is formed in the surface of the main shaft 2, the top end of the oil filling channel 19 is communicated into the oil outlet groove 20, the bottom end of the oil outlet groove 20 is connected with a plurality of uniformly distributed longitudinal grooves 21, a plurality of transverse grooves 22 are connected between every two adjacent longitudinal grooves 21, the oil storage wells 23 can play a certain storage role, the loss speed of lubricating oil in the oil filling channel 19 is reduced, the longitudinal grooves 21 and the transverse grooves 22 are convenient for lubricating oil to rapidly spread on the.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A sealed pinion, includes axis body (1), its characterized in that: the axis body (1) includes main shaft (2), main shaft (2) top is provided with installation axle (3), the periphery of installation axle (3) is provided with gear (4), installation axle (3) top is provided with first connecting axle (5), main shaft (2) bottom is provided with second connecting axle (8), second connecting axle (8) bottom is provided with location portion (9).
2. A seal gear shaft according to claim 1, wherein: a heat dissipation part (7) is arranged between the second connecting shaft (8) and the main shaft (2), and a plurality of uniformly distributed heat dissipation fins (6) are arranged on the outer side wall of the heat dissipation part (7).
3. A seal gear shaft according to claim 1, wherein: the outer side wall of the positioning part (9) is provided with a plurality of positioning planes (10).
4. A seal gear shaft according to claim 1, wherein: a first liquid injection port (11) is arranged at the bottom end of the positioning part (9), a first cooling channel (12) is arranged in the shaft body (1), the top end of the first liquid injection port (11) is communicated with a first cooling channel (12), a cooling cavity (13) is arranged in the gear (4), the cooling cavity (13) surrounds the outer side of the first cooling channel (12), a plurality of communication pipelines (14) are connected between the first cooling channel (12) and the cooling cavity (13), a second liquid injection port (18) is arranged at the bottom end of the second connecting shaft (8), a cooling pipe (17) is arranged inside the main shaft (2), the cooling pipe (17) is coiled and wound outside the first cooling channel (12), the bottom end of the cooling pipe (17) is connected with a second cooling channel (16), and the bottom end of the second cooling channel (16) is communicated with a second liquid injection port (18).
5. The seal gear shaft according to claim 4, wherein: the bottom of the second connecting shaft (8) is provided with an oil filling port (15), an oil filling channel (19) is arranged inside the shaft body (1), the bottom end of the oil filling channel (19) is communicated with the oil filling port (15), a plurality of oil storage wells (23) are connected to the oil filling channel (19), an oil outlet groove (20) is formed in the surface of the main shaft (2), the top end of the oil filling channel (19) is communicated to the oil outlet groove (20), the bottom end of the oil outlet groove (20) is connected with a plurality of uniformly distributed longitudinal grooves (21), and a plurality of transverse grooves (22) are connected between every two adjacent longitudinal grooves (21).
6. The seal gear shaft according to claim 5, wherein: sealing plugs (24) are arranged in the first liquid injection port (11), the second liquid injection port (18) and the oil injection port (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725280.0U CN210461360U (en) | 2019-05-21 | 2019-05-21 | Sealed gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920725280.0U CN210461360U (en) | 2019-05-21 | 2019-05-21 | Sealed gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461360U true CN210461360U (en) | 2020-05-05 |
Family
ID=70438078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920725280.0U Expired - Fee Related CN210461360U (en) | 2019-05-21 | 2019-05-21 | Sealed gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901640A (en) * | 2021-01-14 | 2021-06-04 | 溧阳市新力机械铸造有限公司 | Gear alloy shaft and preparation method thereof |
-
2019
- 2019-05-21 CN CN201920725280.0U patent/CN210461360U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901640A (en) * | 2021-01-14 | 2021-06-04 | 溧阳市新力机械铸造有限公司 | Gear alloy shaft and preparation method thereof |
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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 |
Granted publication date: 20200505 Termination date: 20210521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |