CN213711815U - Gearbox shell with sound insulation effect - Google Patents
Gearbox shell with sound insulation effect Download PDFInfo
- Publication number
- CN213711815U CN213711815U CN202021845015.5U CN202021845015U CN213711815U CN 213711815 U CN213711815 U CN 213711815U CN 202021845015 U CN202021845015 U CN 202021845015U CN 213711815 U CN213711815 U CN 213711815U
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- China
- Prior art keywords
- rubber gasket
- access
- shock attenuation
- damping plate
- attenuation board
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- 230000000694 effects Effects 0.000 title claims abstract description 17
- 238000009413 insulation Methods 0.000 title claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- 230000035939 shock Effects 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 23
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a gearbox housing with sound insulation effect, including last rubber gasket and screw, the bottom of going up rubber gasket is provided with the top cap, and the inside of top cap is fixed with the supporting legs, the bottom mounting of supporting legs has last shock attenuation board, and the bottom of going up the shock attenuation board is connected with coil spring, and coil spring's bottom is connected with down the shock attenuation board, the bottom of shock attenuation board is provided with down places the case, and the inside of placing the case is provided with the sound absorption film, the bottom of placing the case is connected with down rubber gasket, the bottom of maintenance piece is connected with overhauls the groove, and overhauls the outside in groove and be provided with the sliding plate, the inside of going up the shock attenuation board is provided with the through-hole, the top of. This gearbox shell with effect gives sound insulation is provided with shock attenuation board, coil spring and lower shock attenuation board, when the vehicle goes unstably, effectively reduces the vibrations that the derailleur received, can improve the life of gearbox.
Description
Technical Field
The utility model relates to a gearbox technical field specifically is a gearbox shell with effect gives sound insulation.
Background
The speed variator is a mechanism for changing the speed and torque of engine, and can change the transmission ratio between output shaft and input shaft by fixing or stepping, and is also called speed variator, which is composed of speed-changing transmission mechanism and control mechanism.
The gearbox shell that has now exists and to fix the derailleur that can not be fine, slides easily and causes dangerous driving, can't accomplish fine shock attenuation, causes the damage easily to the derailleur, can not give sound insulation, produces great noise easily, and overhauls inconvenient problem, can not be fine satisfies people's user demand, to above-mentioned condition, carries out technical innovation on current gearbox shell basis.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gearbox shell with effect gives sound insulation to it has can not be fine to fix the derailleur to propose current gearbox shell among the above-mentioned background art, slides easily and causes dangerous driving, can't accomplish fine shock attenuation, causes the damage easily to the derailleur, can not give sound insulation, produces great noise easily, and overhauls inconvenient problem, can not be fine satisfies people's user demand problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gearbox shell with sound insulation effect, includes rubber gasket and screw, the bottom of going up rubber gasket is provided with the top cap, and the inside of top cap is fixed with the supporting legs, the bottom mounting of supporting legs has last shock attenuation board, and the bottom of going up the shock attenuation board is connected with coil spring, and coil spring's bottom is connected with down the shock attenuation board, the bottom of shock attenuation board is provided with down places the case, and places the inside of case and be provided with the sound absorption film, the bottom of placing the case is connected with down rubber gasket, the right side of sound absorption film is connected with the access door, and the upper and lower both ends of access door all are fixed with the maintenance piece, the bottom of maintenance piece is connected with the maintenance groove, and the outside in maintenance groove is provided with the sliding plate, the inside of going up the shock attenuation board is provided.
Preferably, the upper damping plate and the lower damping plate form an elastic telescopic structure through a coil spring, and the upper damping plate is fixedly connected with the supporting legs.
Preferably, the width between the inner wall of the upper rubber gasket and the inner wall of the through hole is the same, and the shape structures of the upper rubber gasket and the lower rubber gasket are matched.
Preferably, the access door forms a sliding structure through the access block, the access slot and the sliding plate, and the access block and the access slot are matched with each other.
Preferably, the inner wall of the sound absorption film is tightly attached to the inner wall of the placing box, and the sound absorption film is of a C-shaped structure.
Preferably, the screws are in threaded connection with the top cover, and the number of the screws is four.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the upper damping plate, the spiral spring and the lower damping plate are arranged, so that when the vehicle runs unstably, the vibration on the transmission is effectively reduced, and the service life of the gearbox can be prolonged; the upper rubber gasket and the through hole are arranged, so that the input shaft on the transmission can be perfectly clamped with the through hole, and the lubricating effect of the upper rubber gasket can prevent the input shaft from contacting the through hole to generate harsh sound when rotating;
2. the maintenance door, the maintenance block and the maintenance groove are arranged, so that the maintenance can be carried out by opening in time when a fault occurs, the problem that the use is delayed due to long maintenance time is avoided, and the working efficiency of maintenance personnel is improved; the sound absorption film can absorb the generated noise, so that the effect of eliminating the noise generated by the gearbox can be achieved, and the surrounding is prevented from being influenced by overlarge sound;
3. the gearbox is fixed inside the shell by the aid of the screws and the top cover, and potential safety hazards caused by sliding or loosening in the driving process are prevented.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the top cover of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;
fig. 4 is a schematic view of the top view structure of the present invention.
In the figure: 1. supporting legs; 2. an upper damping plate; 3. a coil spring; 4. a lower damping plate; 5. placing a box; 6. a lower rubber gasket; 7. a rubber gasket is arranged; 8. a top cover; 9. a maintenance block; 10. an access door; 11. a sound absorbing film; 12. a sliding plate; 13. a through hole; 14. a maintenance groove; 15. and (4) screws.
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. 1-4, the present invention provides a technical solution: the utility model provides a gearbox housing with syllable-dividing effect, including last rubber gasket 7 and screw 15, the bottom of going up rubber gasket 7 is provided with top cap 8, and the inside of top cap 8 is fixed with supporting legs 1, the bottom mounting of supporting legs 1 has last damper plate 2, and the bottom of going up damper plate 2 is connected with coil spring 3, and coil spring 3's bottom is connected with damper plate 4 down, the bottom of damper plate 4 is provided with places case 5 down, and the inside of placing case 5 is provided with sound absorption film 11, the bottom of placing case 5 is connected with lower rubber gasket 6, the right side of sound absorption film 11 is connected with access door 10, and the upper and lower both ends of access door 10 all are fixed with access block 9, the bottom of access block 9 is connected with maintenance groove 14, and the outside of maintenance groove 14 is provided with sliding plate 12, the inside of going up damper plate 2 is provided with through-hole 13, the top of top.
The utility model discloses in: the upper damping plate 2 and the lower damping plate 4 form an elastic telescopic structure through a spiral spring 3, and the upper damping plate 2 is fixedly connected with the supporting legs 1; the upper damping plate 2, the spiral spring 3 and the lower damping plate 4 are arranged, so that when the vehicle runs unstably, the vibration of the transmission is effectively reduced, and the service life of the gearbox can be prolonged.
The utility model discloses in: the width between the inner wall of the upper rubber gasket 7 and the inner wall of the through hole 13 is the same, and the appearance structures of the upper rubber gasket 7 and the lower rubber gasket 6 are matched; be provided with rubber gasket 7 and through-hole 13, can make the input shaft on the derailleur and the perfect block of through-hole 13, and go up rubber gasket 7's lubrication action and can avoid the input shaft to take place to contact when rotating with through-hole 13 and produce harsh sound.
The utility model discloses in: the access door 10 forms a sliding structure through the access block 9 and the access slot 14 and the sliding plate 12, and the access block 9 and the access slot 14 are matched with each other; the maintenance door 10, the maintenance block 9 and the maintenance groove 14 are arranged, so that the maintenance door can be opened in time when a fault occurs to perform maintenance, the delay of use due to long maintenance time is avoided, and the working efficiency of maintenance personnel is improved.
The utility model discloses in: the inner wall of the sound absorption film 11 is tightly attached to the inner wall of the placing box 5, and the sound absorption film 11 is of a C-shaped structure; the sound absorption film 11 is arranged, so that generated noise can be absorbed, the effect of eliminating the noise generated by the gearbox can be achieved, and the surrounding influence caused by overlarge sound is avoided.
The utility model discloses in: the screws 15 are in threaded connection with the top cover 8, and four screws 15 are arranged; be provided with screw 15 and top cap 8, can fix the gearbox inside the shell, prevent to go the in-process landing or not hard up and cause the potential safety hazard.
The working principle of the gearbox shell with the sound insulation effect is as follows: firstly, the gearbox is placed between an upper damping plate 2 and a lower damping plate 4 which are connected with a supporting leg 1, the gearbox is tightly fixed through elastic tension of a spiral spring 3, then an input shaft on the gearbox penetrates through a through hole 13 until the input shaft passes through a lower rubber gasket 6 and an upper rubber gasket 7, the lower rubber gasket 6 and the upper rubber gasket 7 tightly wrap the input shaft, the input shaft is prevented from contacting with the through hole 13 to generate noise when rotating, then a top cover 8 can be covered on a placing box 5, a screw 15 is screwed, when the gearbox works, a sound absorption film 11 can absorb the generated noise, the phenomenon that the generated noise affects the surrounding environment is avoided, when a fault occurs and maintenance is needed, an overhauling block 9 on an overhauling door 10 can be pulled out from an overhauling groove 14 on a sliding plate 12, and timely overhauling is facilitated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gearbox housing with noise insulation effect, includes rubber gasket (7) and screw (15), its characterized in that: a top cover (8) is arranged at the bottom end of the upper rubber gasket (7), the supporting legs (1) are fixed inside the top cover (8), an upper damping plate (2) is fixed at the bottom end of the supporting legs (1), a spiral spring (3) is connected at the bottom end of the upper damping plate (2), a lower damping plate (4) is connected at the bottom end of the spiral spring (3), a placing box (5) is arranged at the bottom end of the lower damping plate (4), a sound absorption film (11) is arranged inside the placing box (5), a lower rubber gasket (6) is connected at the bottom end of the placing box (5), an access door (10) is connected at the right side of the sound absorption film (11), access blocks (9) are fixed at the upper end and the lower end of the access door (10), an access groove (14) is connected at the bottom end of the access block (9), and a sliding plate (12) is arranged outside the access groove (14, the inside of going up shock attenuation board (2) is provided with through-hole (13), the top of top cap (8) is connected with screw (15).
2. A transmission housing having a sound dampening effect as claimed in claim 1 wherein: the upper damping plate (2) and the lower damping plate (4) form an elastic telescopic structure through the spiral spring (3), and the upper damping plate (2) is fixedly connected with the supporting legs (1).
3. A transmission housing having a sound dampening effect as claimed in claim 1 wherein: the width between the inner wall of the upper rubber gasket (7) and the inner wall of the through hole (13) is the same, and the appearance structure between the upper rubber gasket (7) and the lower rubber gasket (6) is identical.
4. A transmission housing having a sound dampening effect as claimed in claim 1 wherein: the access door (10) forms a sliding structure through the access block (9), the access slot (14) and the sliding plate (12), and the access block (9) and the access slot (14) are matched with each other.
5. A transmission housing having a sound dampening effect as claimed in claim 1 wherein: the inner wall of the sound absorption film (11) is tightly attached to the inner wall of the placing box (5), and the sound absorption film (11) is of a C-shaped structure.
6. A transmission housing having a sound dampening effect as claimed in claim 1 wherein: the screws (15) are in threaded connection with the top cover (8), and four screws (15) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845015.5U CN213711815U (en) | 2020-08-29 | 2020-08-29 | Gearbox shell with sound insulation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845015.5U CN213711815U (en) | 2020-08-29 | 2020-08-29 | Gearbox shell with sound insulation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213711815U true CN213711815U (en) | 2021-07-16 |
Family
ID=76791708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021845015.5U Active CN213711815U (en) | 2020-08-29 | 2020-08-29 | Gearbox shell with sound insulation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213711815U (en) |
-
2020
- 2020-08-29 CN CN202021845015.5U patent/CN213711815U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231122 Address after: 618000 Jinshan Industrial Park, Luojiang Economic Development Zone, Deyang City, Sichuan Province Patentee after: Deyang Shangchuan Technology Co.,Ltd. Address before: 214000 No.3-6, longshanshao, Huiqian Road, Beitang District, Wuxi City, Jiangsu Province Patentee before: Wuxi Wuxing Automobile Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |