CN212028482U - Mute type gear speed reducer - Google Patents
Mute type gear speed reducer Download PDFInfo
- Publication number
- CN212028482U CN212028482U CN202020469094.8U CN202020469094U CN212028482U CN 212028482 U CN212028482 U CN 212028482U CN 202020469094 U CN202020469094 U CN 202020469094U CN 212028482 U CN212028482 U CN 212028482U
- Authority
- CN
- China
- Prior art keywords
- speed reducer
- fixedly connected
- reducer shell
- layer
- connecting plate
- 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.)
- Expired - Fee Related
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 83
- 238000013016 damping Methods 0.000 claims description 24
- 238000009413 insulation Methods 0.000 claims description 13
- 230000030279 gene silencing Effects 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model belongs to the technical field of the gear reducer technique and specifically relates to a silent type gear reducer, including lower speed reducer shell and last speed reducer shell, it sets up directly over lower speed reducer shell to go up the speed reducer shell, connecting plate under the fixedly connected with of lower speed reducer shell upper end, the connecting plate upper surface bonds down has the buffer layer, lower connecting plate upper surface still a plurality of threaded rod of fixedly connected with uniformly, go up speed reducer shell lower extreme fixedly connected with upper junction plate, other fixedly connected with silence layer is equallyd divide equally on the inner wall surface of lower speed reducer shell and last speed reducer shell, the silence layer includes first puigging, first puigging fixed connection is on the inner wall surface of lower speed reducer shell and last speed reducer shell, fixedly connected with second puigging on the first puigging, fixedly connected with third puigging on the second puigging. This silence type gear reducer possesses the effect of fine syllable-dividing amortization, possesses the performance of very strong shock attenuation buffering moreover, and the practicality is strong.
Description
Technical Field
The utility model relates to a gear reducer technical field especially relates to a silence formula gear reducer.
Background
The speed reducer is an independent closed transmission device between the prime motor and the working machine, is used for reducing the rotating speed and increasing the torque so as to meet the working requirement, and is also used for increasing the speed in certain occasions, namely the speed increaser.
When the speed reducer is selected, the most suitable speed reducer is selected according to factors such as selection conditions, technical parameters, performance of a power machine, economy and the like of a working machine and comparison of the overall dimensions, transmission efficiency, bearing capacity, quality, price and the like of the speed reducers of different types and varieties, the speed reducer is a relatively precise machine and is used for reducing the rotating speed and increasing the torque, and the speed reducer mainly comprises transmission parts (gears or worms), a shaft, a bearing, a box body and accessories thereof. And current gear reducer can produce violent vibration at the operation in-process to can produce a large amount of noises, thereby can seriously influence the environment of work, be unfavorable for workman's working process. Therefore, a silent gear reducer is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current gear reducer who exists among the prior art because can produce violent vibration when the operation to can produce the shortcoming of a large amount of noises, and the silence formula gear reducer who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a silent gear reducer is designed, which comprises a lower reducer shell and an upper reducer shell, wherein the upper reducer shell is arranged right above the lower reducer shell, the upper end of the lower reducer shell is fixedly connected with a lower connecting plate, the upper surface of the lower connecting plate is bonded with a damping layer, the upper surface of the lower connecting plate is also uniformly and fixedly connected with a plurality of threaded rods, the lower end of the upper reducer shell is fixedly connected with an upper connecting plate, the upper ends of the plurality of threaded rods respectively penetrate through the damping layer and the upper connecting plate and are fixedly connected through nuts, the inner wall surfaces of the lower reducer shell and the upper reducer shell are respectively and fixedly connected with a silence layer, the silence layer comprises a first sound insulation layer, the first sound insulation layer is fixedly connected on the inner wall surfaces of the lower reducer shell and the upper reducer shell, fixedly connected with second puigging on the first puigging, fixedly connected with third puigging on the second puigging.
Preferably, the shock-absorbing layer comprises a third buffer layer, the third buffer layer is bonded on the upper surface of the lower connecting plate, a second buffer layer is bonded on the upper surface of the third buffer layer, and a first buffer layer is bonded on the upper surface of the second buffer layer.
Preferably, a vibration-damping keel is fixedly connected to the outer surface of the third sound-insulating layer.
Preferably, the third sound insulation layer is a polyester fiber sound absorption plate.
Preferably, the second sound-proof layer is a polyurethane sound-proof felt.
The utility model provides a pair of silent type gear reducer, beneficial effect lies in: the silent gear reducer can quickly and conveniently fixedly connect the lower reducer shell and the upper reducer shell together through the arrangement of the lower connecting plate, the upper connecting plate, the damping layer and the threaded rods, so that the installation process and the disassembly process of the gear reducer are greatly facilitated, and the damping layer is additionally arranged, so that the effects of damping and buffering the gear reducer can be effectively realized, and the noise can be effectively weakened and the effect of silencing and reducing noise can be realized due to the reduction of vibration generated during the operation of the gear reducer; and then through the arrangement of the silencing layer and the arrangement of the three sound insulation materials, the sound insulation and noise reduction effects of the gear reducer can be greatly enhanced, and the silencing effect can be further achieved.
Drawings
Fig. 1 is the utility model provides a structural schematic diagram of silent type gear reducer.
Fig. 2 is a sectional view of the structure of fig. 1.
Fig. 3 is a schematic view of the shock-absorbing layer of fig. 1 and 2.
Fig. 4 is a schematic structural diagram of the mute layer in fig. 2.
In the figure: the damping structure comprises a lower speed reducer shell 1, a lower connecting plate 2, an upper connecting plate 3, an upper speed reducer shell 4, a threaded rod 5, a damping layer 6, a first buffer layer 61, a second buffer layer 62, a third buffer layer 63, a silencing layer 7, a first sound insulation layer 71, a second sound insulation layer 72, a third sound insulation layer 73 and a damping keel 74.
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.
Example 1
Referring to fig. 1-4, a silent gear reducer comprises a lower reducer casing 1 and an upper reducer casing 4, wherein the upper reducer casing 4 is arranged right above the lower reducer casing 1, the upper end of the lower reducer casing 1 is fixedly connected with a lower connecting plate 2, a damping layer 6 is bonded on the upper surface of the lower connecting plate 2, a plurality of threaded rods 5 are uniformly and fixedly connected on the upper surface of the lower connecting plate 2, the lower end of the upper reducer casing 4 is fixedly connected with an upper connecting plate 3, the upper ends of the threaded rods 5 respectively penetrate through the damping layer 6 and the upper connecting plate 3 and are fixedly connected through nuts, the lower connecting plate 2, the upper connecting plate 3, the damping layer 6 and the threaded rods 5 are arranged, so that the lower reducer casing 1 and the upper reducer casing 4 can be fixedly connected together quickly and conveniently, and the installation process and the disassembly process of the gear reducer are greatly facilitated, and through the additional setting of buffer layer 6, not only can play the effect to this gear reducer shock attenuation and buffering effectively, because the produced vibration of gear reducer during operation has reduced moreover to can weaken the noise effectively, play the effect of making an uproar falls in the silence.
The inner wall surfaces of the lower speed reducer shell 1 and the upper speed reducer shell 4 are respectively and fixedly connected with a silencing layer 7, the silencing layer 7 comprises a first sound-insulating layer 71, the first sound-insulating layer 71 is fixedly connected to the inner wall surfaces of the lower speed reducer shell 1 and the upper speed reducer shell 4, the first sound-insulating layer 71 is fixedly connected with a second sound-insulating layer 72, the second sound-insulating layer 72 is made of polyurethane sound-insulating felt, the second sound-insulating layer 72 is fixedly connected with a third sound-insulating layer 73, the third sound-insulating layer 73 is a polyester fiber sound-absorbing board, the first sound-insulating layer 71 is a sound-insulating damping board, and through the arrangement of three sound-insulating materials, the sound-insulating and noise-reducing effects of the gear speed reducer can be greatly enhanced, and the silencing effect can be.
Example 2
Referring to fig. 3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the shock absorbing layer 6 includes a third buffer layer 63, the third buffer layer 63 is adhered to the upper surface of the lower connecting plate 2, a second buffer layer 62 is adhered to the upper surface of the third buffer layer 63, a first buffer layer 61 is adhered to the upper surface of the second buffer layer 62, the first buffer layer 61 is specifically made of polyurethane foam, the second buffer layer 62 is specifically made of polystyrene foam, the third buffer layer 63 is specifically made of polyethylene foam, through the arrangement of the three buffer materials, not only the shock absorption and buffering effects on the gear reducer can be effectively achieved, but also the connection between the lower connecting plate 2 and the upper connecting plate 3 can be more tightly fixed, thereby can promote the shock attenuation performance, the structural stability and the ability of making an uproar of this gear reducer overall structure effectively.
Example 3
Referring to fig. 4, another preferred embodiment of the present invention is different from embodiment 1 in that a vibration-damping keel 74 is fixedly connected to the outer surface of the third soundproof layer 73, and the vibration-damping keel 74 is added to enhance the structural strength and stability of the entire structure of the soundproof layer 7 and to provide a certain vibration-damping effect.
The above, 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 (5)
1. The utility model provides a silent gear reducer, includes speed reducer shell (1) and last speed reducer shell (4) down, go up speed reducer shell (4) set up in directly over speed reducer shell (1) down, its characterized in that, connecting plate (2) under the fixedly connected with in speed reducer shell (1) upper end down, lower connecting plate (2) upper surface bonds and has buffer layer (6), connecting plate (2) upper surface still evenly fixedly connected with a plurality of threaded rod (5) down, go up speed reducer shell (4) lower extreme fixedly connected with upper junction plate (3), and a plurality of the upper end of threaded rod (5) is equallyd divide and is do not run through buffer layer (6) with upper junction plate (3) and through nut fixed connection, speed reducer shell (1) down with divide on the inner wall surface of last speed reducer shell (4) and do not fixedly connected with silence layer (7), the silencing layer (7) comprises a first sound insulation layer (71), the first sound insulation layer (71) is fixedly connected to the inner wall surfaces of the lower speed reducer shell (1) and the upper speed reducer shell (4), a second sound insulation layer (72) is fixedly connected to the first sound insulation layer (71), and a third sound insulation layer (73) is fixedly connected to the second sound insulation layer (72).
2. A silent gear reducer as claimed in claim 1, wherein said damping layer (6) comprises a third damping layer (63), said third damping layer (63) is adhered to the upper surface of said lower connecting plate (2), a second damping layer (62) is adhered to the upper surface of said third damping layer (63), and a first damping layer (61) is adhered to the upper surface of said second damping layer (62).
3. The silent gear reducer according to claim 1, wherein a vibration-damping keel (74) is fixedly connected to the outer surface of the third sound-insulating layer (73).
4. The silent gear reducer according to claim 1, wherein said third sound-insulating layer (73) is a polyester fiber sound-absorbing plate.
5. A silent gear reducer as claimed in claim 1, wherein said second sound-insulating layer (72) is a polyurethane sound-insulating felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020469094.8U CN212028482U (en) | 2020-04-02 | 2020-04-02 | Mute type gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020469094.8U CN212028482U (en) | 2020-04-02 | 2020-04-02 | Mute type gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212028482U true CN212028482U (en) | 2020-11-27 |
Family
ID=73489426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020469094.8U Expired - Fee Related CN212028482U (en) | 2020-04-02 | 2020-04-02 | Mute type gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212028482U (en) |
-
2020
- 2020-04-02 CN CN202020469094.8U patent/CN212028482U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 |