CN211449614U - Planet carrier and machine shell mounting structure and speed reduction device - Google Patents
Planet carrier and machine shell mounting structure and speed reduction device Download PDFInfo
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- CN211449614U CN211449614U CN201922391903.8U CN201922391903U CN211449614U CN 211449614 U CN211449614 U CN 211449614U CN 201922391903 U CN201922391903 U CN 201922391903U CN 211449614 U CN211449614 U CN 211449614U
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- planet carrier
- machine shell
- matching block
- gear
- mounting structure
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Abstract
The application discloses planet carrier and casing mounting structure and decelerator. The planet carrier and machine shell mounting structure comprises a planet carrier and a machine shell, and also comprises a matching block, wherein the matching block is provided with a screw hole, the machine shell is provided with a clamping hole, the shape of the clamping hole is matched with that of the matching block, the matching block is fixedly clamped in the clamping hole, the planet carrier and the machine shell are matched together through a fastening piece, and the fastening piece is matched with the screw hole on the matching block; the fastener and the matching block work together to clamp the planet carrier and the machine shell together. The application also discloses a speed reducing device.
Description
Technical Field
The utility model relates to a speed reduction equipment field especially relates to a planet carrier and casing mounting structure and decelerator.
Background
The speed reducing hub is a speed reducing device which is very important in the market at present, and the planet carrier and the shell are two very important parts of the speed reducing hub, wherein the shell is made of aluminum materials, the planet carrier is made of steel, the planet carrier and the shell are fixed together through screws (or bolts), and the screws (or bolts) are made of steel. Based on the characteristics of the materials, a fit clearance can be generated due to abrasion between aluminum materials and steel in the using process, so that a screw (or a bolt) can be subjected to oblique displacement in the using process, and the safety of the whole connecting structure is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem, a planet carrier and casing mounting structure and decelerator are proposed.
The utility model adopts the following technical scheme:
a planet carrier and machine shell installation structure comprises a planet carrier and a machine shell, and further comprises a matching block, wherein a screw hole is formed in the matching block, a clamping hole is formed in the machine shell, the shape of the clamping hole is matched with that of the matching block, the matching block is fixedly clamped in the clamping hole, the planet carrier and the machine shell are matched together through a fastening piece, and the fastening piece is matched with the screw hole in the matching block; the fastener and the matching block work together to clamp the planet carrier and the machine shell together.
The mounting structure clamps and fixes the planet carrier and the machine shell together by utilizing the clamping action of the fastening piece and the matching block, avoids the contact of the fastening piece and the machine shell, does not generate inclined displacement in the use process of the fastening piece, and has high safety
Optionally, the fastener is a screw or a bolt, and the matching block is a nut.
Optionally, the card hole penetrates through a wall of the housing, and a channel is provided on the housing, and the channel is located on one side of the card hole.
A speed reducer comprises a planet carrier and a machine shell installation structure.
Optionally, the output shaft is welded and fixed with the casing.
The connection part of the shell and the output shaft is a place for testing the structural strength, so that the strength guarantee is provided for the load operation and the impact of the motor.
Optionally, a primary gear and a secondary gear are arranged on the planet carrier, the primary gear is a plastic gear, the secondary gear is a metal gear, and the secondary gear is embedded on the primary gear.
This configuration ensures the strength of the secondary gear under impact load during impact.
Optionally, the planetary carrier and the casing installation structure are arranged in the casing.
The utility model has the advantages that: utilize the clamping action of fastener and cooperation piece to press from both sides the planet carrier and the casing and press from both sides tightly together fixed, avoided fastener and casing contact, the fastener can not appear the angular displacement in the use, and the security is high
Description of the drawings:
FIG. 1 is a schematic diagram of a planet carrier and casing mounting structure;
fig. 2 is a schematic diagram of the reduction gear structure.
The figures are numbered: 1. the gear comprises a machine shell, 101, a clamping hole, 102, a channel, 2, a planet carrier, 3, a matching block, 4, a fastener, 5, an output shaft, 601, a primary gear, 602, a secondary gear, 7 and a shell.
The specific implementation mode is as follows:
the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a planet carrier and casing mounting structure comprises a planet carrier 2, a casing 1, and a matching block 3, wherein the matching block 3 is provided with a screw hole, the casing 1 is provided with a clamping hole 101, the shape of the clamping hole 101 is matched with that of the matching block 3, the matching block 3 is fixedly clamped in the clamping hole 101, the planet carrier 2 and the casing 1 are matched together through a fastening piece 4, and the fastening piece 4 is matched with the screw hole on the matching block 3; the fastening piece 4 and the matching block 3 work together to clamp the planet carrier 2 and the machine shell 1 together.
Above-mentioned mounting structure utilizes the clamping effect of fastener 4 and cooperation piece 3 to press from both sides planet carrier 2 and casing 1 tight together fixed, has avoided fastener 4 and casing 1 contact, and fastener 4 can not appear the angular displacement in the use, and the security is high
As shown in fig. 1, the fastening member 4 is a screw or bolt, and the mating block 3 is a nut.
As shown in fig. 1, the card hole 101 penetrates through a wall of the housing 1, and the housing 1 is provided with a channel 102, and the channel 102 is located at one side of the card hole 101.
As shown in fig. 1 and 2, a reduction gear includes a mounting structure of a planet carrier 2 and a casing 1.
As shown in fig. 1, the power output device further comprises an output shaft 5, and the output shaft 5 is welded and fixed with the casing 1.
The joint of the shell 1 and the output shaft 5 is a place for testing the structural strength, so that the strength guarantee is provided for the load operation and impact of the motor.
As shown in fig. 1, the carrier 2 is provided with a primary gear 601 and a secondary gear 602, the primary gear 601 is a plastic gear, the secondary gear 602 is a metal gear, and the secondary gear 602 is fitted to the primary gear 601.
This configuration ensures the strength of the secondary gear 602 under impact load during impact.
As shown in fig. 1 and 2, the planetary gear set further includes a housing 7, and the planetary gear set and the housing installation structure are fixedly disposed in the housing 7.
The above only is the preferred embodiment of the present invention, not therefore the limit the patent protection scope of the present invention, all applications the equivalent structure transformation made by the contents of the specification and the drawings of the present invention is directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (7)
1. A planet carrier and machine shell installation structure comprises a planet carrier and a machine shell and is characterized by further comprising a matching block, wherein a screw hole is formed in the matching block, a clamping hole is formed in the machine shell, the shape of the clamping hole is matched with that of the matching block, the matching block is fixedly clamped in the clamping hole, the planet carrier and the machine shell are matched together through a fastening piece, and the fastening piece is matched with the screw hole in the matching block; the fastener and the matching block work together to clamp the planet carrier and the machine shell together.
2. The planet carrier and casing mounting structure of claim 1, wherein the fastener is a screw or bolt and the mating block is a nut.
3. The planet carrier and housing mounting structure according to claim 1, wherein the engaging hole extends through a wall of the housing, and a passage is provided in the housing on a side of the engaging hole.
4. A reduction gear, characterized by comprising the planet carrier and casing mounting structure according to any one of claims 1 to 3.
5. The reduction unit of claim 4, further comprising an output shaft welded to the housing.
6. The reduction gear according to claim 4, wherein the carrier is provided with a primary gear and a secondary gear, the primary gear is a plastic gear, the secondary gear is a metal gear, and the secondary gear is fitted to the primary gear.
7. The reduction unit of claim 4, further comprising a housing, the planet carrier and casing mounting structure being disposed within the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922391903.8U CN211449614U (en) | 2019-12-26 | 2019-12-26 | Planet carrier and machine shell mounting structure and speed reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922391903.8U CN211449614U (en) | 2019-12-26 | 2019-12-26 | Planet carrier and machine shell mounting structure and speed reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449614U true CN211449614U (en) | 2020-09-08 |
Family
ID=72316692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922391903.8U Active CN211449614U (en) | 2019-12-26 | 2019-12-26 | Planet carrier and machine shell mounting structure and speed reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449614U (en) |
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2019
- 2019-12-26 CN CN201922391903.8U patent/CN211449614U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 321300 no.287, Lingshi Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Patentee after: Zhejiang Unitech Electric Co.,Ltd. Address before: 321300 no.287, Lingshi Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Patentee before: ZHEJIANG UNITE MOTOR Co.,Ltd. |