CN113915324B - Radiating structure of planetary gear reducer - Google Patents
Radiating structure of planetary gear reducer Download PDFInfo
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- CN113915324B CN113915324B CN202111284333.8A CN202111284333A CN113915324B CN 113915324 B CN113915324 B CN 113915324B CN 202111284333 A CN202111284333 A CN 202111284333A CN 113915324 B CN113915324 B CN 113915324B
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- gear
- cooling
- cavity
- heat dissipation
- air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0417—Heat exchangers adapted or integrated in the gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H2001/327—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear with orbital gear sets comprising an internally toothed ring gear
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention relates to the field of speed reducers, in particular to a radiating structure of a planetary gear speed reducer, which comprises a radiating box and baffle plates, wherein the baffle plates are fixedly arranged in the radiating box and distributed on two sides of the middle part of the radiating box, air holes are formed in the baffle plates on two sides, the baffle plates on two sides divide the radiating box into an induction cavity, a transmission cavity and a cooling cavity, and air inlets and air outlets which are communicated with each other inside and outside are formed in two sides of the radiating box; the speed reducer mechanism is arranged in a transmission cavity formed by the partition plates at two sides; the air flow cooling mechanisms are provided with a plurality of air flow cooling mechanisms and are respectively arranged in the induction cavity and the cooling cavity; the main body of the trigger mechanism is arranged in the induction cavity and the cooling cavity. The heat radiation structure of the planetary gear reducer provided by the invention not only can realize multistage speed reduction of the planetary gear reducer, but also can bring out heat in the planetary gear reducer through air flow by designing the air flow cooling mechanism, and the heat radiation structure can trigger water cooling heat radiation and open a larger air inlet hole due to overhigh temperature, so that the heat radiation effect is better, and the practicability is strong.
Description
Technical Field
The invention relates to the field of speed reducers, in particular to a radiating structure of a planetary gear speed reducer.
Background
The planetary gear reducer is one of the reducers, can rotate around a central gear thereof, can also achieve the effect of reducing speed, has an appearance similar to that of a planet rotating around a sun, and has wider application in production equipment.
The existing planetary reducer can achieve the effect of speed reduction, but only air cooling is often adopted for heat dissipation, the heat dissipation performance is poor, and the size of an air inlet end is not easily controlled by the temperature of the reducer, so that a heat dissipation structure of the planetary reducer is needed to solve the problems.
Disclosure of Invention
The embodiment of the invention aims to provide a radiating structure of a planetary gear reducer, which aims to solve the following problems: the size of the air inlet end of the existing planetary reducer heat dissipation structure is not easy to control.
The embodiment of the invention is realized in such a way that a heat dissipation structure of a planetary gear reducer comprises: the heat dissipation box is fixedly arranged in the heat dissipation box and distributed on two sides of the middle of the heat dissipation box, air holes are formed in the two side partition boards, the two side partition boards divide the heat dissipation box into an induction cavity, a transmission cavity and a cooling cavity, and an air inlet hole and an air outlet hole which are communicated with each other are formed in two sides of the heat dissipation box; the speed reducer mechanism is arranged in a transmission cavity formed by the partition plates at two sides, and the output end of the speed reducer mechanism extends out of the heat dissipation box to be connected with other equipment; the air flow cooling mechanisms are provided with a plurality of air flow cooling mechanisms and are respectively arranged in the induction cavity and the cooling cavity, and are used for leading air flow into the speed reducer mechanism through the air inlet holes and guiding the air flow out of the air outlet holes so as to perform air cooling heat dissipation on the speed reducer mechanism; the trigger mechanism is arranged in the induction cavity and the cooling cavity, the trigger mechanism extends into the transmission cavity and contacts with the speed reducer mechanism and is used for taking away heat generated by the speed reducer mechanism, the trigger mechanism comprises a temperature sensing component, a cooling component and an air inlet component, the temperature sensing component and the cooling component are respectively arranged in the induction cavity and the cooling cavity and extend to the transmission cavity to contact with the speed reducer mechanism, a power input end of the air inlet component is connected with the temperature sensing component, and the temperature sensing component can control the opening and closing of the cooling component switch and the air inlet component to the air inlet hole.
Preferably, the speed reducer mechanism includes: the power piece is arranged in the transmission cavity and fixedly connected with the side wall of the heat dissipation box, the power piece output shaft is fixedly provided with a thin rotating rod, and the power piece can drive the thin rotating rod to rotate; the speed reducing gear sets are provided with a plurality of speed reducing gear sets, one side of each speed reducing gear set is sleeved at one end of the thin rotating rod far away from the power piece in a matched mode, and the thin rotating rod can drive the speed reducing gear sets to rotate; the thick rotating rod is fixedly connected with the other side of the reduction gear set, the thin rotating rod can drive the thick rotating rod to rotate in a reduction mode through the reduction gear set, and the adjacent thick rotating rods can be connected with the thin rotating rod to achieve multistage reduction.
Preferably, the reduction gear set includes: the inner gear is sleeved on the thin rotating rod in a matching way, the thin rotating rod can drive the inner gear to rotate, the outer of the inner gear is meshed with the outer gear, and a plurality of outer gears can be arranged; the gear ring is fixedly arranged on the partition plate and arranged in the transmission cavity, the external gear is meshed with the inner side of the gear ring, and the internal gear can drive the external gear to rotate on the gear ring; and the rotating plate is rotationally connected with the rotating shaft of the external gear and is at the different side of the thin rotating rod, and the rotating plate can rotate under the driving of the external gear and is fixedly connected with the thick rotating rod at the center.
Preferably, the airflow cooling mechanism comprises: the mounting frame is fixedly arranged between the inner wall of the radiating box and the partition plate; the support plate is fixedly arranged in the mounting frame, a driving turntable for providing reciprocating heat dissipation power is rotatably arranged on the support plate, and a coordination column capable of rotating along with the driving turntable is fixedly arranged at the non-center position on the driving turntable; the two ends of the lifting plate are in sliding connection with the mounting frame, the lifting plate is provided with a through groove, the lifting plate is sleeved on the coordination column through the through groove, and the coordination column can drive the lifting plate to reciprocate; the fan is fixedly arranged on the lifting plate, can reciprocate under the control of the lifting plate and is used for leading in external airflow from the air inlet hole and leading out the external airflow from the air outlet.
Preferably, the temperature sensing assembly includes: the heat conducting blocks are provided with a plurality of heat conducting pipes, one of the heat conducting pipes is arranged on the speed reducer mechanism, the heat conducting pipes extend into the induction cavity, and one end of each heat conducting pipe positioned in the induction cavity is also fixedly provided with the heat conducting block; the pipe fitting is fixedly arranged on the heat conducting block positioned in the induction cavity, and expansion liquid is arranged in the pipe fitting; the floating plate floats on the expansion liquid, the two sides of the floating plate are in sliding connection with the inner wall of the pipe fitting, and the electrodes for switching on the power supply of the cooling assembly are fixed on the floating plate and the inner wall of the pipe fitting; and the resetting piece is fixed on the inner wall of the pipe fitting and the floating plate and is used for pushing the floating plate to move and reset.
Preferably, the cooling assembly comprises: the water tank is arranged in the cooling cavity and fixedly connected with the inner wall of the heat dissipation box, and a pump body controlled to be opened and closed by the temperature sensing assembly is arranged in the water tank; the water outlet pipe is connected with the pump body, one end of the water outlet pipe, which is far away from the pump body, is connected with a bending pipe, and the bending pipe is made of a heat conducting material and is contacted with the speed reducer mechanism; one end of the water inlet pipe is connected with the water outlet end of the bending pipe, and the other end of the water inlet pipe penetrates through the partition plate and extends into the water tank of the cooling cavity.
Preferably, the air intake assembly comprises: one end of the connecting rod extends into the pipe fitting and is fixedly connected with the floating plate, and the other end of the connecting rod extends to an air inlet of the heat dissipation box; the buckling blocks are fixedly arranged in an air inlet formed in the heat dissipation box, and a plurality of buckling grooves are formed in the buckling blocks; the rotating wheel is arranged at the center of an air inlet hole formed in the heat dissipation box, a flow blocking block capable of sliding in a clamping groove formed in the buckling block is fixedly arranged at the periphery of the rotating wheel, and the flow blocking block can be overlapped with the buckling block to open the maximum air inlet hole; the driving gear is coaxially connected with the rotating wheel, a driving rack which is fixedly connected with the other end of the connecting rod at the same time is meshed with the driving gear, and the driving rack can drive the driving gear to rotate.
The heat radiation structure of the planetary gear reducer provided by the invention not only can realize multistage speed reduction of the planetary gear reducer, but also can bring out heat in the planetary gear reducer through air flow by designing the air flow cooling mechanism, and meanwhile, the heat radiation structure can trigger water cooling heat radiation and open a larger air inlet hole due to overhigh temperature, so that the heat radiation effect is better, and the practicability is strong.
Drawings
Fig. 1 is a schematic diagram of a heat dissipation structure of a planetary gear reducer.
Fig. 2 is a left side view of a reduction gear set of a heat radiating structure of the planetary gear reducer.
Fig. 3 is a right side view of a reduction gear set of a heat radiating structure of the planetary gear reducer.
Fig. 4 is a schematic diagram of an airflow cooling mechanism of a heat dissipating structure of a planetary gear reducer.
Fig. 5 is a plan view of a bent pipe of a heat radiation structure of the planetary gear reducer.
Fig. 6 is a schematic diagram of an air intake assembly of a heat dissipating structure of a planetary gear reducer.
Fig. 7 is a schematic view of a driving gear of a heat dissipation structure of the planetary gear reducer.
In the accompanying drawings: 1-heat radiation box, 2-partition plate, 3-speed reducer mechanism, 4-air flow cooling mechanism, 5-triggering mechanism, 6-temperature sensing component, 7-cooling component, 8-air inlet component, 31-power piece, 32-thin rotating rod, 33-speed reduction gear set, 34-thick rotating rod, 331-internal gear, 332-external gear, 333-toothed ring, 334-rotating plate, 41-mounting rack, 42-support plate, 43-driving turntable, 44-coordination column, 45-guide rod, 46-guide sleeve, 47-lifting plate, 48-fan, 61-heat conduction block, 62-heat conduction pipe, 63-pipe fitting, 64-floating plate, 65-electrode, 66-reset piece, 71-water tank, 72-pump body, 73-water outlet pipe, 74-bent pipe, 75-water inlet pipe, 81-connecting rod, 82-buckling block, 83-rotating wheel, 84-choke block, 85-driving gear, 86-driving rack, 87-sliding rod.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Referring to fig. 1, a heat dissipation structure of a planetary gear reducer according to an embodiment of the present invention includes:
the heat dissipation box 1 and the partition plates 2 are fixedly arranged in the heat dissipation box 1 and distributed on two sides of the middle of the heat dissipation box 1, the partition plates 2 on two sides are provided with air holes, the partition plates 2 on two sides divide the heat dissipation box 1 into an induction cavity, a transmission cavity and a cooling cavity, and two sides of the heat dissipation box 1 are provided with an air inlet hole and an air outlet hole which are communicated with each other; the speed reducer mechanism 3 is arranged in a transmission cavity formed by the partition plates 2 at the two sides, and the output end of the speed reducer mechanism 3 extends out of the heat dissipation box 1 to be connected with other equipment; an air flow cooling mechanism 4 which is provided with a plurality of air inlet holes and is respectively arranged in the induction cavity and the cooling cavity for leading air flow into the speed reducer mechanism 3 from the air inlet holes and leading the air out from the air outlet holes so as to perform air cooling heat dissipation on the speed reducer mechanism 3; the trigger mechanism 5, its main part is installed in response cavity and cooling cavity, trigger mechanism 5 extend to in the transmission cavity and with reduction gear mechanism 3 contact for take away the produced heat of reduction gear mechanism 3, trigger mechanism 5 includes temperature sensing subassembly 6, cooling subassembly 7 and air inlet subassembly 8, temperature sensing subassembly 6 and cooling subassembly 7 set up respectively in response cavity and cooling cavity and extend to the transmission cavity and contact with reduction gear mechanism 3, air inlet subassembly 8 power input end is connected with temperature sensing subassembly 6, and the opening and closing size of cooling subassembly 7 switch and air inlet subassembly 8 to the inlet port is controllable to temperature sensing subassembly 6.
When the speed reducer mechanism 3 is normally used, the power output end of the speed reducer mechanism 3 can be rotated at a lower speed after the high rotation speed provided by the power input end of the speed reducer mechanism 3 is subjected to multi-stage speed reduction, the air flow cooling mechanism 4 can provide air cooling heat dissipation for the speed reducer mechanism 3 when the speed reducer mechanism 3 is in normal operation, in the working process of the air flow cooling mechanism 4, external air can enter the induction cavity of the heat dissipation box 1 from the air inlet hole after being filtered, then flows into the transmission cavity through the air holes formed in the upper partition plate 2, and flows to the rightmost side from the leftmost side of the transmission cavity, so that heat generated by the speed reducer mechanism 3 can be taken away, air cooling heat dissipation of the speed reducer mechanism 3 is realized, then the air carrying the heat flows into the cooling cavity from the air holes formed in the partition plate 2 below, under the action of the air flow cooling mechanism 4 can be accelerated, the air flows through the cooling assembly 7 can take away the heat exported by the cooling assembly 7 at the same time, and flows out of the air outlet holes formed in the heat dissipation box 1, when the air flow cooling mechanism 4 is insufficient, the temperature of the speed reducer mechanism 3 rises, the temperature sensor assembly 6 senses the temperature, the temperature sensor assembly 6 can be controlled to be controlled, the air flow can be cooled by the cooling assembly 7 and the air can be cooled by the cooling assembly, the air can be more easily and the air can be cooled by the air cooling assembly, and finally the air can be cooled by the air flow through the cooling assembly, and the air outlet assembly 7 can be cooled by the air hole and the air can be more conveniently and the air 3, and the air can be cooled by the air 3.
In this embodiment, a baffle may be disposed at the air outlet, and the baffle is fixed on the heat dissipation case 1 to prevent external dust from entering the heat dissipation case 1 through the air outlet.
As shown in fig. 1, as a preferred embodiment of the present invention, the speed reducer mechanism 3 includes: the power piece 31 is arranged in the transmission cavity and fixedly connected with the side wall of the heat dissipation box 1, a thin rotating rod 32 is fixedly arranged on an output shaft of the power piece 31, and the power piece 31 can drive the thin rotating rod 32 to rotate; the reduction gear set 33 is provided with a plurality of small rotating rods 32, one sides of the small rotating rods are sleeved at one end of the small rotating rods 32 far away from the power piece 31 in a matched manner, and the small rotating rods 32 can drive the reduction gear set 33 to rotate; the thick rotating rod 34 is fixedly connected with the other side of the reduction gear set 33, the thin rotating rod 32 can drive the thick rotating rod 34 to rotate in a reduction mode through the reduction gear set 33, and the adjacent thick rotating rods 34 can be connected with the thin rotating rod 32 to achieve multistage reduction.
When the speed reducer mechanism 3 is used for speed reduction, the power piece 31 is started, the power piece 31 is specifically a motor, the output shaft of the power piece 31 drives the thin rotating rod 32 to rotate, the thin rotating rod 32 rotates to drive the reduction gear set 33 to rotate, the power input end of the reduction gear set 33 rotates to drive the rotation speed of the power output end of the reduction gear set 33 to be reduced, so that the rotation speed of the thick rotating rod 34 is reduced relative to the rotation speed of the thin rotating rod 32 before, the speed reduction effect is realized, the thick rotating rod 34 can be connected with the next thin rotating rod 32 and the next reduction gear set 33 according to actual needs, and the multistage speed reduction effect is realized.
As shown in fig. 2 and 3, as a preferred embodiment of the present invention, the reduction gear set 33 includes: the inner gear 331 is sleeved on the thin rotating rod 32 in a matching way, the thin rotating rod 32 can drive the inner gear 331 to rotate, the outer of the inner gear 331 is meshed with the outer gears 332, and a plurality of outer gears 332 can be arranged; a toothed ring 333 fixedly installed on the partition plate 2 and disposed in the transmission cavity, wherein the external gear 332 is meshed with the inner side of the toothed ring 333, and the internal gear 331 can drive the external gear 332 to rotate on the toothed ring 333; the rotating plate 334 is rotatably connected with the rotating shaft of the external gear 332 and is at a different side from the thin rotating rod 32, and the rotating plate 334 can rotate under the driving of the external gear 332 and is fixedly connected with the thick rotating rod 34 at the same time.
The thin rotating rod 32 rotates to drive the inner gear 331 sleeved on the thin rotating rod to rotate, the inner gear 331 rotates to drive the outer gear 332 to rotate along the toothed ring 333, the rotating speed of the outer gear 332 is slower than that of the inner gear 332 due to the fact that the diameter of the inner gear 331 is smaller than that of the outer gear 332, the outer gear 332 rotates to drive the rotating plate 334 connected with the rotating shaft of the outer gear 332 to rotate, the rotating plate 334 rotates to drive the thick rotating rod 34 to rotate, the rotating speed of the thick rotating rod 34 is slower than that of the thin rotating rod 32, and the speed reduction effect is achieved.
As shown in fig. 4, as a preferred embodiment of the present invention, the air flow cooling mechanism 4 includes: the mounting frame 41 is fixedly arranged between the inner wall of the heat radiation box 1 and the partition plate 2; the support plate 42 is fixedly arranged in the mounting frame 41, a driving turntable 43 for providing reciprocating heat dissipation power is rotatably arranged on the support plate 42, and a coordination column 44 capable of rotating along with the driving turntable 43 is fixedly arranged at a non-center position on the driving turntable 43; the lifting plate 47, both ends and the mounting frame 41 are connected in a sliding way, the lifting plate 47 is provided with a through groove, the lifting plate 47 is sleeved on the coordination column 44 through the through groove, and the coordination column 44 can drive the lifting plate 47 to reciprocate; and a fan 48 fixedly installed on the elevation plate 47, the fan 48 being reciprocally movable under the control of the elevation plate 47 for introducing an external air flow from the air inlet and guiding the external air flow out of the air outlet.
In this embodiment, the sliding connection between the lifting plate 47 and the mounting frame 41 may be realized by sleeving the guide sleeve 46 on the guide rod 45, where two ends of the guide rod 45 are fixedly connected to the inner wall of the mounting frame 41, and two ends of the lifting plate 47 are fixedly connected to the guide sleeve 46;
the fan 48 and the driving turntable 43 are started, the power source of the driving turntable 43 is a motor and is arranged on the support plate 42, the driving turntable 43 rotates to drive the coordination column 44 to rotate around the center of the coordination column, the coordination column 44 can slide in a through groove formed in the lifting plate 47 and push the lifting plate 47 to reciprocate up and down, the lifting plate 47 moves to drive the guide sleeve 46 to slide on the guide rod 45, so that the stability of the up-and-down reciprocating movement of the lifting plate 47 is ensured, and the up-and-down reciprocating movement of the lifting plate 47 can drive the fan 48 to reciprocate up and down, so that the omnibearing heat dissipation of the speed reducer mechanism 3 is realized.
In this embodiment, the fan 48 may be implemented by using a gear set, that is, an incomplete gear may be adopted to drive the complete gear to rotate, the complete gear drives the rack to move, the fan 48 is mounted on the rack, and a spring fixed to the mounting frame 41 is fixedly arranged on one side of the rack, and the spring may be used to push the fan 48 to move and reset when the incomplete gear and the complete gear are no longer engaged.
As shown in fig. 1, as a preferred embodiment of the present invention, the temperature sensing assembly 6 includes: the heat conducting blocks 61 are provided with a plurality of heat conducting pipes 62 which are fixedly arranged on the heat conducting blocks 61 and extend into the induction cavity, and the heat conducting blocks 61 are also fixedly arranged at one end of the heat conducting pipes 62 positioned in the induction cavity; the pipe fitting 63 is fixedly arranged on the heat conducting block positioned in the induction cavity, and the expansion liquid is arranged in the pipe fitting 63; a floating plate 64 floating on the expansion liquid and having both sides slidably connected to the inner wall of the pipe 63, wherein electrodes 65 for turning on the power supply of the cooling unit 7 are fixed to both the floating plate 64 and the inner wall of the pipe 63; and a reset piece 66 fixed on the inner wall of the pipe fitting 63 and the floating plate 64 and used for pushing the floating plate 64 to move and reset.
When the temperature of the speed reducer mechanism 3 is too high, heat generated by the speed reducer mechanism 3 can be led into the pipe fitting 63 through the heat conducting pipe 62 by the heat conducting block 61, the temperature of the pipe fitting 63 is increased to enable expansion liquid in the pipe fitting 63 to expand upwards, the expansion liquid can be metal mercury, the expansion liquid expands upwards to enable the floating plate 64 to push the electrode 65 upwards and compress the reset piece 66, the reset piece 66 is a spring, after the two electrodes are connected, the cooling assembly 7 starts to work, water cooling and heat dissipation are carried out on the speed reducer mechanism 3, when the temperature of the speed reducer mechanism 3 is reduced, the expansion liquid contracts downwards, the floating plate 64 moves downwards under the pushing of the reset piece 66, the electrodes on the two sides are separated, and therefore the cooling assembly 7 stops working.
In this embodiment, other expansion materials may be used in the pipe 63, so long as the cooling module 7 can be triggered to operate at a high temperature, and the heat conduction pipe 62 may be a copper pipe or other materials, so long as the heat conduction pipe has good heat conductivity.
As shown in fig. 1 and 5, as a preferred embodiment of the present invention, the cooling module 7 includes: the water tank 71 is arranged in the cooling cavity and fixedly connected with the inner wall of the heat dissipation box 1, and a pump body 72 controlled to be opened and closed by the temperature sensing assembly 6 is arranged in the water tank 71; the water outlet pipe 73 is connected with the pump body 72, one end of the water outlet pipe 73, which is far away from the pump body 72, is connected with a bending pipe 74, and the bending pipe 74 is made of a heat conducting material and is in contact with the speed reducer mechanism 3; one end of the water inlet pipe 75 is connected with the water outlet end of the bending pipe 74, and the other end of the water inlet pipe penetrates through the partition plate 2 and extends into the water tank 71 of the cooling cavity.
In the present embodiment, the water tank 71 is supported by a heat conductive material and is disposed on a path through which the air flow flows.
When the pump body 72 is opened, the pump body 72 can draw the water tank 71 into the water outlet pipe 73 and pass through the bending pipe 74, the bending pipe 74 is contacted with the speed reducer mechanism 3 to take away heat in the speed reducer mechanism 3, cooling water can flow into the water tank 71 through the water inlet pipe 75 after flowing out of the bending pipe 74, and the water tank 71 can emit heat to the outside and is led out through the air outlet hole under the drive of the air flow cooling mechanism 4.
As shown in fig. 6 and 7, as a preferred embodiment of the present invention, the air intake assembly 8 includes: one end of the connecting rod 81 extends into the pipe fitting 63 and is fixedly connected with the floating plate 64, and the other end of the connecting rod 81 extends to an air inlet of the heat dissipation box 1; the buckling blocks 82 are fixedly arranged in the air inlet holes formed in the heat dissipation box 1, and a plurality of buckling grooves are formed in the buckling blocks 82; the rotating wheel 83 is arranged at the center of an air inlet hole formed in the heat dissipation box 1, a flow blocking block 84 capable of sliding in a clamping groove formed in the buckling block 82 is fixedly arranged on the periphery of the rotating wheel 83, and the flow blocking block 84 can be overlapped with the buckling block 82 to open the maximum air inlet hole; the driving gear 85 is coaxially connected with the rotating wheel 83, a driving rack 86 fixedly connected with the other end of the connecting rod 81 is meshed with the driving gear 85, and the driving rack 86 can drive the driving gear 85 to rotate.
The floating plate 64 moves upwards under the pushing of the expansion material to drive the connecting rod 81 to move upwards, the connecting rod 81 moves upwards to drive the driving rack 86 to move upwards along the sliding rod 87, the driving rack 86 moves upwards to drive the driving gear 85 to rotate, the driving gear 85 rotates to drive the rotating wheel 83 to rotate, the rotating wheel 83 rotates to drive the flow blocking block 84 to rotate in the buckling block 82, and the more the overlapping positions of the flow blocking block 84 and the buckling block 82, the larger the air inlet holes are opened, so that heat generated by the speed reducer mechanism 3 can be taken away in an accelerating manner.
In this embodiment, if the opening of the air inlet hole is to be realized, other structures may be adopted, for example, an opening and closing plate is provided and hinged at the air inlet hole of the heat dissipation box 1, the hinged end is provided at the upper end of the air inlet hole, a pulley is installed at the end of the connecting rod 81 far away from the floating plate 64, and the opening and closing plate is pushed to open by the pulley, in addition, a sliding rod 87 may be fixed on the inner wall of the heat dissipation box 1, and a driving rack 88 is sleeved on the sliding rod 87 to maintain the stability of the movement of the driving rack 86.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (4)
1. The heat dissipation structure of the planetary gear reducer comprises a heat dissipation box and a partition plate, and is characterized in that the partition plate is fixedly arranged in the heat dissipation box and distributed on two sides of the middle part of the heat dissipation box, air holes are formed in the partition plates on two sides, the heat dissipation box is divided into an induction cavity, a transmission cavity and a cooling cavity by the partition plates on two sides, and an air inlet hole and an air outlet hole which are communicated with each other inside and outside are formed in two sides of the heat dissipation box;
the speed reducer mechanism is arranged in a transmission cavity formed by the partition plates at two sides, and the output end of the speed reducer mechanism extends out of the heat dissipation box to be connected with other equipment;
the air flow cooling mechanisms are provided with a plurality of air flow cooling mechanisms and are respectively arranged in the induction cavity and the cooling cavity, and are used for leading air flow into the speed reducer mechanism through the air inlet holes and guiding the air flow out of the air outlet holes so as to perform air cooling heat dissipation on the speed reducer mechanism;
the main body of the trigger mechanism is arranged in the induction cavity and the cooling cavity, the trigger mechanism extends into the transmission cavity and is in contact with the speed reducer mechanism and is used for taking away heat generated by the speed reducer mechanism, the trigger mechanism comprises a temperature sensing component, a cooling component and an air inlet component, the temperature sensing component and the cooling component are respectively arranged in the induction cavity and the cooling cavity and extend to the transmission cavity to be in contact with the speed reducer mechanism, the power input end of the air inlet component is connected with the temperature sensing component, and the temperature sensing component can control the opening and closing of the cooling component switch and the air inlet component to the air inlet hole;
the temperature sensing assembly includes: the heat conducting blocks are provided with a plurality of heat conducting pipes, one of the heat conducting pipes is arranged on the speed reducer mechanism, the heat conducting pipes extend into the induction cavity, and one end of each heat conducting pipe positioned in the induction cavity is also fixedly provided with the heat conducting block;
the pipe fitting is fixedly arranged on the heat conducting block positioned in the induction cavity, and expansion liquid is arranged in the pipe fitting;
the floating plate floats on the expansion liquid, the two sides of the floating plate are in sliding connection with the inner wall of the pipe fitting, and the electrodes for switching on the power supply of the cooling assembly are fixed on the floating plate and the inner wall of the pipe fitting;
the reset piece is fixed on the inner wall of the pipe fitting and the floating plate and is used for pushing the floating plate to move and reset;
the cooling assembly includes: the water tank is arranged in the cooling cavity and fixedly connected with the inner wall of the heat dissipation box, and a pump body controlled to be opened and closed by the temperature sensing assembly is arranged in the water tank;
the water outlet pipe is connected with the pump body, one end of the water outlet pipe, which is far away from the pump body, is connected with a bending pipe, and the bending pipe is made of a heat conducting material and is contacted with the speed reducer mechanism;
one end of the water inlet pipe is connected with the water outlet end of the bending pipe, and the other end of the water inlet pipe penetrates through the partition plate and extends into the water tank of the cooling cavity;
the air inlet assembly includes: one end of the connecting rod extends into the pipe fitting and is fixedly connected with the floating plate, and the other end of the connecting rod extends to an air inlet of the heat dissipation box;
the buckling blocks are fixedly arranged in an air inlet formed in the heat dissipation box, and a plurality of buckling grooves are formed in the buckling blocks;
the rotating wheel is arranged at the center of an air inlet hole formed in the heat dissipation box, a flow blocking block capable of sliding in a clamping groove formed in the buckling block is fixedly arranged at the periphery of the rotating wheel, and the flow blocking block can be overlapped with the buckling block to open the maximum air inlet hole;
the driving gear is coaxially connected with the rotating wheel, a driving rack which is fixedly connected with the other end of the connecting rod at the same time is meshed with the driving gear, and the driving rack can drive the driving gear to rotate.
2. The heat radiation structure of a planetary gear reducer according to claim 1, characterized in that the reducer mechanism includes:
the power piece is arranged in the transmission cavity and fixedly connected with the side wall of the heat dissipation box, the power piece output shaft is fixedly provided with a thin rotating rod, and the power piece can drive the thin rotating rod to rotate;
the speed reducing gear sets are provided with a plurality of speed reducing gear sets, one side of each speed reducing gear set is sleeved at one end of the thin rotating rod far away from the power piece in a matched mode, and the thin rotating rod can drive the speed reducing gear sets to rotate;
the thick rotating rod is fixedly connected with the other side of the reduction gear set, the thin rotating rod can drive the thick rotating rod to rotate in a reduction mode through the reduction gear set, and the adjacent thick rotating rods can be connected with the thin rotating rod to achieve multistage reduction.
3. The heat dissipating structure of a planetary gear reducer of claim 2, wherein said reduction gear set comprises:
the inner gear is sleeved on the thin rotating rod in a matching way, the thin rotating rod can drive the inner gear to rotate, the outer of the inner gear is meshed with the outer gear, and a plurality of outer gears can be arranged;
the gear ring is fixedly arranged on the partition plate and arranged in the transmission cavity, the external gear is meshed with the inner side of the gear ring, and the internal gear can drive the external gear to rotate on the gear ring;
and the rotating plate is rotationally connected with the rotating shaft of the external gear and is at the different side of the thin rotating rod, and the rotating plate can rotate under the driving of the external gear and is fixedly connected with the thick rotating rod at the center.
4. The heat radiation structure of the planetary gear reducer according to claim 1, wherein the air flow cooling mechanism includes:
the mounting frame is fixedly arranged between the inner wall of the radiating box and the partition plate;
the support plate is fixedly arranged in the mounting frame, a driving turntable for providing reciprocating heat dissipation power is rotatably arranged on the support plate, and a coordination column capable of rotating along with the driving turntable is fixedly arranged at the non-center position on the driving turntable;
the two ends of the lifting plate are in sliding connection with the mounting frame, the lifting plate is provided with a through groove, the lifting plate is sleeved on the coordination column through the through groove, and the coordination column can drive the lifting plate to reciprocate;
the fan is fixedly arranged on the lifting plate, can reciprocate under the control of the lifting plate and is used for leading in external airflow from the air inlet hole and leading out the external airflow from the air outlet.
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT109853B (en) * | 1925-07-21 | 1928-06-11 | Aeg Union Elek Wien | Cooling device for mercury vapor glass rectifiers. |
| GB549602A (en) * | 1939-09-22 | 1942-11-30 | United Fruit Co | Improvements in refrigerating system |
| KR19980701527A (en) * | 1995-03-24 | 1998-05-15 | 스티븐 아이. 밀러 | Cleaning Ambient Air by Moving a Vehicle Having a Pollutant Treating Surface Through the Atmosphere |
| JP2012092808A (en) * | 2010-10-28 | 2012-05-17 | Iseki & Co Ltd | Driving section structure of work vehicle |
| CN102606273A (en) * | 2011-01-24 | 2012-07-25 | 斗山英维高株式会社 | Cooling device for radiator of heavy construction equipment |
| WO2014068471A1 (en) * | 2012-10-29 | 2014-05-08 | Moteurs Leroy-Somer | Method for emptying an oil well and system for the implementation of said method |
| CN110171867A (en) * | 2019-05-08 | 2019-08-27 | 深圳市玖品空气净化科技有限公司 | A kind of heavy duty detergent ultraviolet water treatment equipment for sewage sterilization |
| CN111963631A (en) * | 2020-07-03 | 2020-11-20 | 大富科技(安徽)股份有限公司 | Planetary gear reduction mechanism and steering engine |
| CN112018639A (en) * | 2020-08-27 | 2020-12-01 | 广西永之泽机电设备有限公司 | Switchboard capable of adjusting size of heat dissipation hole based on principle of thermal expansion and cold contraction |
| CN212564251U (en) * | 2020-07-03 | 2021-02-19 | 大富科技(安徽)股份有限公司 | Planetary gear reduction mechanism and steering engine |
| CN112512255A (en) * | 2021-01-09 | 2021-03-16 | 平兆录 | Internet of things equipment control device |
| CN112583181A (en) * | 2020-12-24 | 2021-03-30 | 阿尔帕动力科技江苏有限公司 | Motor that protectiveness is high |
| CN213064574U (en) * | 2020-07-30 | 2021-04-27 | 泰兴市年华机械制造有限公司 | Independent heat dissipation device of gear reducer |
| CN112984041A (en) * | 2021-02-26 | 2021-06-18 | 深圳市韦宏达科技有限公司 | Waterproof heat dissipation device for set top box |
| CN214393477U (en) * | 2021-01-23 | 2021-10-15 | 盘锦中天容器制造安装有限公司 | Cooling device of machining machine tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4163069B2 (en) * | 2003-07-16 | 2008-10-08 | 住友重機械工業株式会社 | Reduction gear |
-
2021
- 2021-11-01 CN CN202111284333.8A patent/CN113915324B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT109853B (en) * | 1925-07-21 | 1928-06-11 | Aeg Union Elek Wien | Cooling device for mercury vapor glass rectifiers. |
| GB549602A (en) * | 1939-09-22 | 1942-11-30 | United Fruit Co | Improvements in refrigerating system |
| KR19980701527A (en) * | 1995-03-24 | 1998-05-15 | 스티븐 아이. 밀러 | Cleaning Ambient Air by Moving a Vehicle Having a Pollutant Treating Surface Through the Atmosphere |
| JP2012092808A (en) * | 2010-10-28 | 2012-05-17 | Iseki & Co Ltd | Driving section structure of work vehicle |
| CN102606273A (en) * | 2011-01-24 | 2012-07-25 | 斗山英维高株式会社 | Cooling device for radiator of heavy construction equipment |
| WO2014068471A1 (en) * | 2012-10-29 | 2014-05-08 | Moteurs Leroy-Somer | Method for emptying an oil well and system for the implementation of said method |
| CN110171867A (en) * | 2019-05-08 | 2019-08-27 | 深圳市玖品空气净化科技有限公司 | A kind of heavy duty detergent ultraviolet water treatment equipment for sewage sterilization |
| CN111963631A (en) * | 2020-07-03 | 2020-11-20 | 大富科技(安徽)股份有限公司 | Planetary gear reduction mechanism and steering engine |
| CN212564251U (en) * | 2020-07-03 | 2021-02-19 | 大富科技(安徽)股份有限公司 | Planetary gear reduction mechanism and steering engine |
| CN213064574U (en) * | 2020-07-30 | 2021-04-27 | 泰兴市年华机械制造有限公司 | Independent heat dissipation device of gear reducer |
| CN112018639A (en) * | 2020-08-27 | 2020-12-01 | 广西永之泽机电设备有限公司 | Switchboard capable of adjusting size of heat dissipation hole based on principle of thermal expansion and cold contraction |
| CN112583181A (en) * | 2020-12-24 | 2021-03-30 | 阿尔帕动力科技江苏有限公司 | Motor that protectiveness is high |
| CN112512255A (en) * | 2021-01-09 | 2021-03-16 | 平兆录 | Internet of things equipment control device |
| CN214393477U (en) * | 2021-01-23 | 2021-10-15 | 盘锦中天容器制造安装有限公司 | Cooling device of machining machine tool |
| CN112984041A (en) * | 2021-02-26 | 2021-06-18 | 深圳市韦宏达科技有限公司 | Waterproof heat dissipation device for set top box |
Non-Patent Citations (1)
| Title |
|---|
| 多孔Ti-Al合金材料的制备与性能研究;张美丽;罗姝淑;代卫丽;刘彦峰;李春;杨超普;;钢铁钒钛(第04期);全文 * |
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