CN213954314U - Automobile transmission gear - Google Patents
Automobile transmission gear Download PDFInfo
- Publication number
- CN213954314U CN213954314U CN202022857891.6U CN202022857891U CN213954314U CN 213954314 U CN213954314 U CN 213954314U CN 202022857891 U CN202022857891 U CN 202022857891U CN 213954314 U CN213954314 U CN 213954314U
- Authority
- CN
- China
- Prior art keywords
- gear
- heat
- fixedly connected
- transmission gear
- toothed disc
- 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
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model relates to an automobile parts technical field specifically is an automobile transmission gear, the reinforcement piece that two symmetries of both ends difference fixedly connected with of axis body set up, and the outside cover of reinforcement piece establishes and fixedly connected with toothed disc, the outside cover of toothed disc establishes and fixedly connected with ring gear, adopt integral type forming process to process between reinforcement piece, toothed disc and the ring gear to form, the lateral wall of axis body is equipped with the connecting hole along its radial running-through, and the connecting hole sets up along the equidistant range of circumference of axis body. The utility model discloses in, through two toothed disc of axis body connection to and set up the anchor block, make this device structure more firm, it is more firm to connect between two toothed disc promptly to set up first radiator and second radiator, and play better heat conduction radiating action, secondly, set up louvre and arc fin on the toothed disc, also play certain thermal diffusivity, increase of service life, and save material, save cost.
Description
Technical Field
The utility model relates to an automobile parts technical field specifically is an automotive transmission gear.
Background
The transmission gear usually works under the conditions of high rotating speed, high load and continuous alternation of rotating speed and load, the gear can cause gear impact due to normal abrasion, poor lubricating oil quality, poor lubricating condition, improper driving operation, improper gear assembling and mutual engaging position during maintenance and other reasons, the abrasion and damage of the gear can be accelerated due to poor gear tooth engaging, starting shake and the like, the gear bears the external load by depending on the structural size and the material strength of the gear, and the material is required to have higher strength toughness and abrasion resistance; the gear is complex in shape, high in gear precision requirement and good in material manufacturability, and the common material of the transmission gear is forged steel.
The existing automobile transmission gear is large in material consumption, waste in material, poor in heat dissipation, low in strength and short in service life, is limited by a machining process and machining precision in actual use, cracks with certain probability can appear when the gear is stressed, and great potential safety hazards exist. Accordingly, those skilled in the art have provided an automotive transmission gear that solves the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automotive transmission gear 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 an automotive transmission gear, includes the axis body, the both ends of axis body are the reinforcement piece that two symmetries of fixedly connected with set up respectively, and the outside cover of reinforcement piece establishes and fixedly connected with toothed disc, the outside cover of toothed disc establishes and fixedly connected with toothed ring, adopt integral type forming process to process between reinforcement piece, toothed disc and the toothed ring to form, the lateral wall of axis body is equipped with the connecting hole along its radial running through, and the connecting hole sets up along the equidistant range of circumference of axis body, the connecting hole all is located between two toothed discs, two fixedly connected with heat conduction mechanism between the toothed disc, and heat conduction mechanism corresponds the setting with the connecting hole, heat conduction mechanism's one end is inserted and is located in the connecting hole.
As a further aspect of the present invention: the heat conduction mechanism comprises a first radiator fixed between two gear discs, two second radiators are fixedly connected to the inner wall of one side, close to the shaft body, of the first radiator, and one ends of the two second radiators are respectively inserted into the connecting holes.
As a further aspect of the present invention: the first heat radiation body is arranged in a concave shape.
As a further aspect of the present invention: the second heat radiation body is in a straight rod shape, and the second heat radiation body is matched with the connecting hole.
As a further aspect of the present invention: the first radiator and the second radiator are both made of high-thermal-conductivity graphene materials.
As a further aspect of the present invention: the lateral wall of gear dish is equidistant to be equipped with the louvre around, and the quantity of louvre is six.
As a further aspect of the present invention: the side wall of the gear plate is provided with arc-shaped radiating fins in an encircling mode at equal intervals, and the arc-shaped radiating fins and the radiating holes are arranged in an alternating mode.
Compared with the prior art, the beneficial effects of the utility model are that: this device passes through two toothed disc of axis body connection to and set up the reinforcing piece, make this device structure more firm, it is more firm to connect between two toothed disc promptly to set up first radiator and second radiator, and plays better heat conduction radiating effect, secondly, sets up louvre and arc fin on the toothed disc, also plays certain thermal diffusivity, increase of service life, and save material, saves the cost.
Drawings
FIG. 1 is a perspective view of a transmission gear for an automobile;
FIG. 2 is a schematic sectional elevation view of a transmission gear for an automobile;
FIG. 3 is a side view of a vehicle transmission gear.
In the figure: 1. a shaft body; 2. a reinforcing block; 3. a gear plate; 4. a gear ring; 5. connecting holes; 6. a first heat radiation body; 7. a second heat sink; 8. heat dissipation holes; 9. an arc-shaped radiating fin.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, an automobile transmission gear comprises a shaft body 1, two symmetrically arranged reinforcing blocks 2 are fixedly connected to two ends of the shaft body 1, respectively, a gear plate 3 is sleeved and fixedly connected to an outer side of each reinforcing block 2, the two gear plates 3 are connected to each other through the shaft body 1, and the reinforcing blocks 2 are arranged to make the structure of the device more stable, a gear ring 4 is sleeved and fixedly connected to an outer side of each gear plate 3, the reinforcing blocks 2, the gear plates 3 and the gear ring 4 are formed by an integral molding process, the structure is stable, the pressure resistance is strong, the service life is long, connecting holes 5 are radially and radially arranged through a side wall of the shaft body 1, the connecting holes 5 are arranged at equal intervals along the circumferential direction of the shaft body 1, the connecting holes 5 are located between the two gear plates 3, a heat conduction mechanism is fixedly connected between the two gear plates 3, and the heat conduction mechanism is arranged corresponding to the connecting holes 5, one end of the heat conduction mechanism is inserted into the connecting hole 5 to conduct heat, so that the heat dissipation performance is improved;
in fig. 1 and 2: the heat conduction mechanism comprises a first heat radiator 6 fixed between the two gear discs 3, the inner wall of one side, close to the shaft body 1, of the first heat radiator 6 is fixedly connected with two second heat radiators 7, and one ends of the two second heat radiators 7 are respectively inserted into the connecting holes 5, so that the material is less, the cost is saved, the gap is large, and the heat conduction and heat dissipation effects are good;
in fig. 1 and 2: the first heat radiation body 6 is arranged in a concave shape, so that the structure is stable, and the heat radiation effect is good;
in fig. 2: the second heat radiation body 7 is arranged in a straight rod shape, and the second heat radiation body 7 is matched with the connecting hole 5 and is tightly connected;
in fig. 1: the first radiator 6 and the second radiator 7 are both made of high-thermal-conductivity graphene materials, so that the thermal conductivity is high, and the heat dissipation performance of the device is improved;
in fig. 1 and 3: the side walls of the gear plate 3 are provided with the heat dissipation holes 8 in an evenly-spaced surrounding manner, and the number of the heat dissipation holes 8 is six, so that the heat dissipation effect is good, and the material is saved;
in fig. 1 and 3: the side wall of the gear plate 3 is provided with arc-shaped radiating fins 9 at equal intervals, and the arc-shaped radiating fins 9 and the radiating holes 8 are arranged alternately, so that the gear plate is attractive, uniform in radiating and capable of improving the radiating performance.
The utility model discloses a theory of operation is: this device passes through axis body 1 and connects two toothed disc 3 to and set up reinforcing block 2, make this device structure more firm, it is more firm to connect between two toothed disc 3 promptly to set up first radiator 6 and second radiator 7, and play better heat conduction radiating effect, secondly, set up louvre 8 and arc fin 9 on toothed disc 3, also play certain thermal diffusivity, increase of service life, and save material, save cost.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The automobile transmission gear comprises a shaft body (1) and is characterized in that two ends of the shaft body (1) are fixedly connected with two symmetrically-arranged reinforcing blocks (2) respectively, a gear disc (3) is sleeved and fixedly connected on the outer side of each reinforcing block (2), a gear ring (4) is sleeved and fixedly connected on the outer side of each gear disc (3), the reinforcing blocks (2), the gear discs (3) and the gear ring (4) are processed by adopting an integrated forming process, a connecting hole (5) penetrates through the side wall of the shaft body (1) along the radial direction of the side wall, the connecting holes (5) are arranged along the circumferential direction of the shaft body (1) at equal intervals, the connecting holes (5) are located between the two gear discs (3), a heat conduction mechanism is fixedly connected between the two gear discs (3), and the heat conduction mechanism is arranged corresponding to the connecting holes (5), one end of the heat conduction mechanism is inserted into the connecting hole (5).
2. The automobile transmission gear according to claim 1, wherein the heat conducting mechanism comprises a first heat radiator (6) fixed between two gear discs (3), two second heat radiators (7) are fixedly connected to the inner wall of one side, close to the shaft body (1), of the first heat radiator (6), and one ends of the two second heat radiators (7) are respectively inserted into the connecting holes (5).
3. The transmission gear according to claim 2, characterized in that the first heat sink (6) is arranged in a concave shape.
4. The automotive transmission gear according to claim 2, characterized in that the second heat dissipation body (7) is arranged in a straight rod shape, and the second heat dissipation body (7) is arranged in a matching manner with the connecting hole (5).
5. The automobile transmission gear according to claim 2, wherein the first heat radiator (6) and the second heat radiator (7) are made of high-thermal-conductivity graphene materials.
6. The automotive transmission gear according to claim 1, characterized in that the side walls of the gear plate (3) are provided with heat dissipation holes (8) at equal intervals around them, and the number of heat dissipation holes (8) is six.
7. The automotive transmission gear according to claim 6, characterized in that the side wall of the gear plate (3) is provided with arc-shaped cooling fins (9) at equal intervals around the gear plate, and the arc-shaped cooling fins (9) and the cooling holes (8) are arranged alternately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022857891.6U CN213954314U (en) | 2020-12-02 | 2020-12-02 | Automobile transmission gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022857891.6U CN213954314U (en) | 2020-12-02 | 2020-12-02 | Automobile transmission gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213954314U true CN213954314U (en) | 2021-08-13 |
Family
ID=77213579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022857891.6U Active CN213954314U (en) | 2020-12-02 | 2020-12-02 | Automobile transmission gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213954314U (en) |
-
2020
- 2020-12-02 CN CN202022857891.6U patent/CN213954314U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103883649B (en) | Shaft-mounted rail vehicle brake disc | |
| BRPI0615924A2 (en) | piston for an internal combustion engine | |
| CN111120546A (en) | Bimetal composite brake drum and manufacturing method thereof | |
| US20070077447A1 (en) | Iron species preform | |
| CN213954314U (en) | Automobile transmission gear | |
| CN210623416U (en) | Coupling diaphragm assembly | |
| US9673690B2 (en) | Electromagnetic retarder rotor for a vehicle, retarder comprising such a rotor, and vehicle provided with such a retarder | |
| CN108644259B (en) | Electric automobile brake hub sleeve and manufacturing method thereof | |
| US20080234056A1 (en) | Universal Joint System | |
| CN111156268A (en) | Composite brake disc and combination reinforcing method and heat-conducting property reinforcing method thereof | |
| CN210859737U (en) | High-strength powder metallurgy gear | |
| CN209925474U (en) | Light brake disc | |
| CN110005787B (en) | Bolt-up formula bent axle power take off subassembly | |
| CN213540767U (en) | Rotating shaft structure of heat dissipation fan | |
| CN105443618A (en) | Tilting preventive casting-forging brake disc for rail vehicle | |
| CN217632581U (en) | Bimetal composite turbine | |
| CN211852604U (en) | Composite brake disc | |
| CN220291785U (en) | Cast iron motor | |
| CN217935221U (en) | Stator and outer rotor permanent magnet synchronous motor with good bearing and torque transmission and heat dissipation effects | |
| CN216518939U (en) | Crankshaft assembly for hydraulic motor | |
| CN215980560U (en) | Reinforced composite brake drum | |
| CN218582049U (en) | Spline shaft with stable installation | |
| CN214888424U (en) | Anti-loosening bush for aluminum alloy casting | |
| CN219541662U (en) | Injection punch of die casting die | |
| CN212004159U (en) | Heat dissipation type gearbox gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |