CN211288697U - Circulation cooling speed reducer - Google Patents
Circulation cooling speed reducer Download PDFInfo
- Publication number
- CN211288697U CN211288697U CN201922083029.1U CN201922083029U CN211288697U CN 211288697 U CN211288697 U CN 211288697U CN 201922083029 U CN201922083029 U CN 201922083029U CN 211288697 U CN211288697 U CN 211288697U
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- CN
- China
- Prior art keywords
- speed reducer
- fan
- sealing joint
- pipeline
- reducer shell
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 61
- 238000001816 cooling Methods 0.000 title claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 claims abstract description 26
- 210000005239 tubule Anatomy 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 31
- 239000000110 cooling liquid Substances 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 2
- 239000012809 cooling fluid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a circulation cooling speed reducer, including the speed reducer shell and be located input shaft and output on the speed reducer shell, be equipped with a plurality of on the speed reducer shell and encircle the radiating groove that distributes, the speed reducer shell is equipped with the pipeline that encircles outward, and the pipeline respectively is equipped with a fan case including the cyclic annular tubule of hugging closely the radiating groove inner wall and the inner tube in the speed reducer shell on the pipeline of both sides. The utility model discloses following beneficial effect has: (1) the heat of the speed reducer can be continuously and effectively dissipated, and the heat dissipation effect is good; (2) simple structure, low cost and good applicability.
Description
Technical Field
The utility model belongs to the technical field of the speed reducer and specifically relates to a circulation cooling speed reducer is related to.
Background
The gear speed reducer has high input rotating speed, small speed ratio and high output rotating speed, heat in the speed reducer is rapidly accumulated, and if the heat dissipation problem cannot be solved, the speed reducer can be damaged and the use is influenced, and an external cooling system is required for heat dissipation.
For example, a "cooling type speed reducer" disclosed in chinese patent document, publication No. CN103595178A includes a speed reducing mechanism, a motor, and a rotating shaft, one end of the rotating shaft is disposed in the speed reducing mechanism, the motor is fixedly connected to the speed reducing mechanism, a cooling layer is disposed outside the speed reducing mechanism, and liquid nitrogen is disposed in the cooling layer.
Above patent has only set up the simple cooling layer of one deck, and the radiating effect is general and operating time is short, can't last the heat dissipation.
Disclosure of Invention
The utility model relates to an overcome the speed reducer during operation radiating effect of prior art generally and operating time is short, can't last radiating problem, provides a circulation cooling speed reducer, and sustainable effectual is the speed reducer heat dissipation, and the radiating effect is good, and the structure is simple and easy, and the cost is lower, and the suitability is good.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a circulation cooling speed reducer, includes the speed reducer shell and is located input shaft and output on the speed reducer shell, is equipped with a plurality of radiating groove that encircles the distribution on the speed reducer shell, is equipped with the pipeline that encircles outward on the speed reducer shell, and the pipeline respectively is equipped with a fan case including hugging closely cyclic annular tubule and the inner tube in the speed reducer shell of radiating groove inner wall on the pipeline of both sides. The radiating grooves are uniformly distributed on the shell of the speed reducer and are concave inwards. The pipeline that contains the coolant liquid encircles in the speed reducer shell surface, becomes thin when passing through the radiating groove and forms annular tubule to annular tubule hugs closely in the radiating groove inner wall of indent, thereby increase heat radiating area increase radiating efficiency. The fan box is located at the position where the pipeline and the inner pipe are connected, and is used as a component for pumping power of cooling liquid and accelerating heat dissipation by utilizing air flow. The inner tube passes through the bottom in the speed reducer shell, and the heat in the speed reducer shell can be better absorbed, and the heat dissipation efficiency is increased. The part of the pipeline and the inner pipe in the fan box are fixedly connected with the fan box.
Preferably, the fan box is symmetrically distributed relative to the central axis of the speed reducer, a heat dissipation fan, a sealing joint, a motor and a transmission gear set are arranged in the fan box, the motor is connected with the heat dissipation fan and the sealing joint through the transmission gear set, a driving blade is arranged in the sealing joint, teeth are arranged on the edge of the sealing joint, and the edge of the sealing joint is fixedly connected with the head of the driving blade; an air inlet is arranged on the fan box. The surface of the fan box is provided with a round hole for accommodating the heat radiation fan, so that the heat radiation fan is communicated with the outside. The transmission gear set is connected with the motor and the cooling fan to provide power for the cooling fan, and side teeth of the transmission gear set are meshed with the sealing joints. Be equipped with on the seal section and be used for spacing arch, can block the pipeline inner wall to make the seal section can rotate on the pipeline, by motor drive seal section, drive blade rotates and pumps the coolant liquid.
Preferably, the edge of the sealing joint is provided with a rubber layer. The rubber layer is positioned at the contact part of the sealing joint and the pipeline, so that the sealing performance is improved, and the leakage of the cooling liquid is prevented.
Preferably, the inside of the pipeline is provided with cooling liquid. The cooling liquid has good heat absorption effect and is safe.
Preferably, the driving blades of the fan boxes on both sides drive the cooling liquid in opposite directions. Therefore, the pipeline and the inner pipe can form a circulation passage to form a circulation system of cooling liquid, and the heat dissipation efficiency is greatly improved.
Preferably, the fan case is provided with a through hole for passing the duct. The edge of the through hole is sealed by waterproof glue, so that the fan box is prevented from leaking when the cooling liquid leaks from the sealing joint, and other components are prevented from being influenced.
Preferably, the conduit other than the inner pipe is of an integrally formed construction. The pipeline structure of integrated into one piece structure intensity is big, is difficult for the weeping, and the heat conduction is even, and the heat conduction is effectual.
Therefore, the utility model discloses following beneficial effect has: (1) the heat of the speed reducer can be continuously and effectively dissipated, and the heat dissipation effect is good; (2) simple structure, low cost and good applicability.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a right side view of the present invention.
Fig. 3 is a schematic structural view of the heat sink of the present invention.
Fig. 4 is a partial structural schematic diagram of the fan case of the present invention.
Fig. 5 is a schematic view of the internal structure of the fan case of the present invention.
1-reducer shell, 2-input shaft, 3-output end, 4-fan box, 5-radiating groove, 6-pipeline, 7-annular thin pipe, 8-inner pipe, 9-radiating fan, 10-sealing joint, 11-driving blade, 12-motor and 13-transmission gear set.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Example (b):
in the embodiment shown in fig. 1 to 5, a circular cooling speed reducer includes a speed reducer housing 1, and an input shaft 2 and an output end 3 located on the speed reducer housing 1, wherein the speed reducer housing 1 is provided with a plurality of heat dissipation grooves 5 distributed in a surrounding manner. The speed reducer shell 1 is externally provided with a surrounding pipeline 6, the pipeline 6 comprises an annular thin tube 7 tightly attached to the inner wall of the heat dissipation groove 5 and an inner tube 8 in the speed reducer shell 1, and cooling liquid is filled in the pipeline 6. The cooling liquid has good heat absorption effect and is safe. The speed reducer is characterized in that the pipelines 6 on two sides of the speed reducer shell 1 are respectively provided with a fan box 4, the fan boxes 4 are symmetrically distributed relative to the central axis of the speed reducer, a heat dissipation fan 9, a sealing joint 10, a motor 12 and a transmission gear set 13 are arranged in the speed reducer shell, the motor 12 is in gear connection with the heat dissipation fan 9 and the sealing joint 10 through the transmission gear set 13, a driving blade 11 is arranged in the sealing joint 10, and the directions of driving the cooling liquid by the driving blades 11 of the fan boxes 4 on two sides are opposite. Therefore, the pipeline 6 and the inner pipe 8 can form a circulation passage to form a circulation system of the cooling liquid, and the heat dissipation efficiency is greatly improved. The pipeline 6 is the integrated into one piece structure, and the pipeline 6 structural strength of integrated into one piece structure is big, is difficult for the weeping, and the heat conduction is even and effectual.
An air inlet is arranged on the fan box 4. The surface of the fan case 4 is provided with a circular hole for accommodating the heat dissipation fan 9, so that the heat dissipation fan 9 is communicated with the outside. The transmission gear set 13 is connected with the motor 12 and the heat dissipation fan 9 to provide power for the heat dissipation fan 9, and is meshed with the sealing joint 10 by utilizing side teeth of the transmission gear set 13. The edge of the sealing joint 10 is provided with teeth, the edge of the sealing joint 10 is fixedly connected with the head of the driving blade 11, and the edge of the sealing joint 10 is provided with a rubber layer. The rubber layer is positioned at the contact part of the sealing joint 10 and the pipeline 6, so that the sealing performance is improved, and the cooling liquid is prevented from leaking. The sealing joint 10 is provided with a protrusion for limiting, the inner wall of the pipeline 6 can be clamped, the sealing joint 10 can rotate on the pipeline 6, the motor 12 drives the sealing joint 10, and the driving blade 11 rotates to pump the cooling liquid. The fan case 4 is provided with a through hole for passing the duct 6 and the inner pipe 8. The edges of the through holes are sealed by waterproof glue, so that the cooling liquid can be prevented from leaking out of the fan case 4 when leaking out of the sealing joints 10, and other components are prevented from being influenced.
The radiating grooves 5 are uniformly distributed on the speed reducer shell 1, and the radiating grooves 5 are concave inwards. The pipeline 6 containing the cooling liquid surrounds the surface of the speed reducer shell 1, becomes thin when passing through the radiating grooves 5 to form the annular thin pipes 7, and the annular thin pipes 7 are tightly attached to the inner walls of the inwards concave radiating grooves 5, so that the radiating area is increased, and the radiating efficiency is increased. The fan case 4 is located at a position where the duct 6 and the inner pipe 8 are connected, and serves as a means for accelerating heat dissipation by pumping power of the coolant and using air flow. The inner pipe 8 can better absorb heat in the speed reducer shell 1 through the inner bottom of the speed reducer shell 1, and the heat dissipation efficiency is improved. The duct 6 and the portion of the inner tube 8 inside the fan case 4 are both secured to the fan case 4.
The working principle is as follows:
the cooling liquid flows through the pipeline 6, the annular thin tube 7 in the radiating groove 5, the fan box 4 and the inner tube 8 to form a circulation loop, when the cooling liquid flows through the pipeline 6, the annular thin tube 7 in the radiating groove 5 and the inner tube 8, the cooling liquid can absorb the heat of the speed reducer, when the cooling liquid flows through the fan box 4, the radiating fan 9 accelerates the air flow, the cooling liquid can rapidly exchange heat with the outside, and the purpose of heat dissipation is achieved. The driving blade 11 in the sealing joint 10 pumps the cooling liquid to enable the circulating loop to work all the time, so that continuous heat dissipation can be carried out, and the heat balance of the speed reducer is realized.
Claims (7)
1. The utility model provides a circulation cooling speed reducer, input shaft (2) and output (3) on speed reducer shell (1) including speed reducer shell (1) and being located speed reducer shell (1), characterized by, be equipped with a plurality of on speed reducer shell (1) and encircle radiating groove (5) that distribute, speed reducer shell (1) is equipped with outside pipeline (6) that encircle, pipeline (6) are including hugging closely annular tubule (7) of radiating groove (5) inner wall and inner tube (8) in speed reducer shell (1), respectively be equipped with one fan case (4) on both sides pipeline (6).
2. The circular cooling speed reducer according to claim 1, wherein the fan boxes (4) are symmetrically distributed relative to the central axis of the speed reducer, a heat dissipation fan (9), a sealing joint (10), a motor (12) and a transmission gear set (13) are arranged in the fan boxes, the motor (12) is in gear connection with the heat dissipation fan (9) and the sealing joint (10) through the transmission gear set (13), a driving blade (11) is arranged in the sealing joint (10), teeth are arranged on the edge of the sealing joint (10), and the edge of the sealing joint (10) is fixedly connected with the head of the driving blade (11); an air inlet is arranged on the fan box (4).
3. The circulation cooling speed reducer according to claim 2, wherein the edge of the sealing joint (10) is provided with a rubber layer.
4. A circulating cooling speed reducer according to claim 1, wherein the inside of the pipe (6) is filled with cooling liquid.
5. A circular cooling reducer according to claim 1 in which the drive blades (11) of the fan boxes (4) on either side drive the cooling fluid in opposite directions.
6. A circulating cooling speed reducer according to any of claims 1 to 5, wherein the fan box (4) is provided with through holes for passing the pipes (6).
7. A circulation cooling reducer according to any of claims 1-5 in which the ducts (6) except the inner pipe (8) are of one-piece construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922083029.1U CN211288697U (en) | 2019-11-27 | 2019-11-27 | Circulation cooling speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922083029.1U CN211288697U (en) | 2019-11-27 | 2019-11-27 | Circulation cooling speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211288697U true CN211288697U (en) | 2020-08-18 |
Family
ID=72022224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922083029.1U Active CN211288697U (en) | 2019-11-27 | 2019-11-27 | Circulation cooling speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211288697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076348A (en) * | 2022-07-05 | 2022-09-20 | 广东天太机器人有限公司 | RV reducer for robot |
-
2019
- 2019-11-27 CN CN201922083029.1U patent/CN211288697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115076348A (en) * | 2022-07-05 | 2022-09-20 | 广东天太机器人有限公司 | RV reducer for robot |
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