CN117013763A - DC brushless motor with built-in heat dissipation mechanism - Google Patents
DC brushless motor with built-in heat dissipation mechanism Download PDFInfo
- Publication number
- CN117013763A CN117013763A CN202311001031.4A CN202311001031A CN117013763A CN 117013763 A CN117013763 A CN 117013763A CN 202311001031 A CN202311001031 A CN 202311001031A CN 117013763 A CN117013763 A CN 117013763A
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- heat dissipation
- brushless motor
- built
- direct current
- plate
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000498 cooling water Substances 0.000 claims abstract description 7
- 238000007790 scraping Methods 0.000 claims description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 206010063659 Aversion Diseases 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 8
- 230000005674 electromagnetic induction Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 239000004642 Polyimide Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/26—Structural association of machines with devices for cleaning or drying cooling medium, e.g. with filters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a direct current brushless motor with a built-in heat dissipation mechanism, and relates to the technical field of direct current brushless motor improvement. According to the invention, the public rod is fixedly arranged at the top of the direct-current brushless motor, the two groups of heat dissipation boxes are arranged at the bottom of the public rod through the shift screw, the two groups of heat dissipation boxes can be driven to be tightly attached to the outer wall of the motor through rotating the shift screw, the two groups of heat dissipation boxes are externally connected with the water chiller, one side of each heat dissipation box is provided with an arc-shaped surface, the two groups of heat dissipation boxes can exchange heat with the direct-current brushless motor shell by using cooling water, and compared with the motor shell made of metal materials, the heat dissipation efficiency is greatly improved in a mode of radiating heat to the surrounding air, so that the direct-current brushless motor can easily cope with high-power application or long-time high-load operation conditions.
Description
Technical Field
The invention relates to the technical field of direct current brushless motor improvement, in particular to a direct current brushless motor with a built-in heat dissipation mechanism.
Background
A brushless direct current motor (BLDC motor) is an advanced motor technology, and has characteristics of high efficiency, high power density, wide rotation speed range and long life. BLDC motors are powered by a dc power source, without the need for a conventional commutator, and instead produce torque through interaction between a fixed magnet rotor and a rotating stator. BLDC motors avoid the problems of energy loss and brush wear, thereby providing higher efficiency and longer service life, compared to conventional brushed motors. In addition, BLDC motors have a high power density, i.e. can provide a larger power output at the same volume, suitable for space-limited applications. It also has a wide rotation speed range, and can realize stable control from low speed to high speed. Because of its high-efficiency, reliable and accurate control capability, BLDC motors are widely used in the fields of electric automobiles, unmanned aerial vehicles, home appliances, industrial automation, and the like. In summary, BLDC motors are an ideal driver option due to their advanced features and advantages for multi-field applications.
In the prior art, a method for dissipating heat by a brushless motor depending on a self structure is generally realized through heat conduction between a motor housing and an internal part, then the motor housing made of metal radiates heat to ambient air, the heat dissipation efficiency is limited, and the phenomenon that the temperature of the motor is increased and finally the internal part of the motor is burnt under the conditions of high-power application or long-time high-load operation is possibly caused.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a brushless motor is usually realized by heat conduction between a motor housing and an internal part depending on a self structure, then the motor housing made of metal radiates heat to the surrounding air, the heat radiation efficiency is limited, and the temperature of the motor is possibly increased and finally the internal element of the motor is burnt under the condition of high-power application or long-time high-load operation.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a built-in cooling mechanism's DC brushless motor, includes the motor main part, motor main part outer wall both ends are fixed to be provided with the mount pad, the bolt hole has been seted up to mount pad side four corners, mount pad side symmetry is fixed to be provided with the horizon bar, the horizon bar other end is fixed to be provided with public pole, rectangular channel has been seted up along the horizontal direction at public pole top, rectangular channel inside slip is provided with the guide block, rectangular channel inside rotates and is provided with the aversion screw rod, the screw thread screw in of aversion screw rod outer wall has the guide block, guide block and rectangular channel are equidistant, the aversion screw rod is provided with the external screw thread that revolves the opposite direction in outer wall intermediate position symmetry, the fixed auxiliary nut that is provided with in aversion screw rod one end, the fixed radiating box bottom is provided with the radiating box, the radiating box side is fixed in proper order and is provided with outlet pipe, inlet tube, the inside filter components that all is provided with the waterproof dirty jam cold water machine of radiating box inner wall deposit scrape dirty subassembly.
Optionally, scrape dirty subassembly and include scrape dirty board, heat conduction copper, current-conducting plate, scrape dirty board slip setting at the radiating box medial surface, heat conduction copper side and arcwall face laminating.
Optionally, the heat conduction copper top is fixed and is provided with first connecing the post, first connecing the post top and stretching out from the radiating box inner chamber, radiating box both ends are all fixed and are provided with the side cover board.
Optionally, the heat dissipation case inner chamber is provided with the current-conducting plate in the fixed side of heat conduction copper, the groove of stepping down has been seted up to the current-conducting plate side, the fixed second post that connects that is provided with in current-conducting plate top, the second connects the post to stretch out from the heat dissipation case inner chamber.
Optionally, the filter component comprises a nut ring, an interception net disc and a threaded cylinder, wherein the threaded cylinder is screwed in the water inlet pipe and the water outlet pipe.
Optionally, the end of the outer wall of the threaded cylinder is fixedly provided with a nut ring, the inside of the threaded cylinder is fixedly provided with an interception net disc, and the side surface of the interception net disc is uniformly provided with meshes.
Optionally, the upper and lower faces of the heat dissipation box are fixedly provided with a protection frame, and an upper magnetic plate is fixedly arranged in the protection frame at the top of the heat dissipation box.
Optionally, a lower magnetic plate is fixedly arranged in the protective frame at the bottom of the heat dissipation box, the upper magnetic plate and the lower magnetic plate are permanent magnets, and the opposite surfaces of the upper magnetic plate and the lower magnetic plate have opposite magnetism.
Optionally, the outlet pipe is provided with vertical pipe in filtering component inboard fixedly, vertical pipe is provided with automatic blowdown subassembly along vertical direction, automatic blowdown subassembly includes release post, permanent magnet, coupling spring, metal column, the release post is followed vertical direction activity and is inserted in the vertical pipe.
Optionally, the back type groove has been seted up to the release post side, release post top and coupling spring one end fixed connection, coupling spring other end fixed connection is in bottom grafting piece bottom, release post top is fixed to be provided with the permanent magnet, the radiating box is fixed to be provided with the top grafting piece directly over the permanent magnet, the top grafting piece is fixed to be provided with the metal column along vertical direction, first grafting column detour metal column outer wall.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the public rod is fixedly arranged at the top of the direct-current brushless motor, the two groups of heat dissipation boxes are arranged at the bottom of the public rod through the shift screw, the two groups of heat dissipation boxes can be driven to be tightly attached to the outer wall of the motor through rotating the shift screw, the two groups of heat dissipation boxes are externally connected with the water chiller, one side of each heat dissipation box is provided with an arc-shaped surface, the two groups of heat dissipation boxes can exchange heat with the direct-current brushless motor shell by using cooling water, and compared with the motor shell made of metal materials, the heat dissipation efficiency is greatly improved in a mode of radiating heat to the surrounding air, so that the direct-current brushless motor can easily cope with high-power application or long-time high-load operation conditions.
2. According to the invention, one side surface of the heat exchange box is provided with the arc surface, the arc surface is attached to the outer wall of the motor main body, the scale scraping assembly is arranged in the heat exchange box, and utilizes the electromagnetic induction principle, so that the electrified conductor can be acted by force in a magnetic field to force the scale scraping plate in the scale scraping assembly to slide along the inner wall of the heat exchange box, the scale scraping plate scrapes the arc surface directly attached to the outer wall of the motor main body, scale accumulation on the inner wall of the arc surface is avoided, the heat exchange efficiency of the arc surface and cooling water is reduced, and the cooling effect of the whole heat dissipation structure on the DC brushless motor is influenced.
3. The scale scraping assembly disclosed by the invention has the advantages that the scale scraping plate of the scale scraping assembly transversely moves along the inside of the heat radiation box by utilizing electromagnetic induction to scrape the arc-shaped surface, and compared with the mode that the driving assembly for driving the scale scraping plate must extend into the heat radiation box in the prior art, the scale scraping assembly can maximize the volume inside the heat radiation box, only the scale scraping plate is in contact with cooling water, and the rust rate of parts of the whole device is reduced.
4. According to the invention, the vertical pipe is fixedly arranged on the inner side of the filtering component along the vertical direction, the automatic dirt discharging component is arranged in the vertical pipe, when the dirt scraping plate moves from one side of the water inlet pipe to one side of the water outlet pipe, the water outlet pipe is automatically driven to discharge sewage containing the scale from the automatic dirt discharging component into the return groove of the release column due to the electromagnetic induction phenomenon, and the scale cannot be intercepted by the filtering component.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic partial structure of the radiator tank and the connecting piece thereof.
Fig. 3 is a schematic structural diagram of a side face of the heat dissipating box.
Fig. 4 is a schematic view of another view structure of fig. 3.
Fig. 5 is a schematic partial structure of the interception element.
Fig. 6 is a partial structure of the scale scraping assembly.
Fig. 7 is a partial schematic view of the automatic release assembly.
In the figure: 1. a common bar; 2. rectangular grooves; 21. a displacement screw; 210. an auxiliary nut; 3. a horizontal bar; 4. a guide block; 5. a mounting base; 51. bolt holes; 6. a motor main body; 7. a protective frame; 8. a heat radiation box; 81. a water outlet pipe; 810. a vertical tube; 82. a water inlet pipe; 83. an arc surface; 9. a magnetic plate is arranged; 10. a lower magnetic plate; 11. a side cover plate; 12. a thermally conductive copper plate; 13. a scale scraping plate; 14. a filter assembly; 141. a nut ring; 142. intercepting a net disc; 143. a thread cylinder; 15. a first post; 16. a second connecting post; 17. a conductive plate; 18. a relief groove; 19. a metal column; 20. a permanent magnet; 22. a connecting spring; 23. a release column; 24. a loop-shaped groove; 25. a top connection block; 26. and (5) a bottom connecting block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-7, a brushless dc motor with a built-in heat dissipation mechanism includes a motor main body 6, two ends of the outer wall of the motor main body 6 are fixedly provided with mounting seats 5, four corners of the side surfaces of the mounting seats 5 are provided with bolt holes 51, and the motor main body 6 is mounted on a frame. The fixed horizon bar 3 that is provided with of mount pad 5 side symmetry, the fixed public pole 1 that is provided with of horizon bar 3 other end, rectangular channel 2 has been seted up along the horizontal direction at public pole 1 top, and rectangular channel 2 inside slides and is provided with guide block 4, and guide block 4 bottom is fixed to be provided with heat dissipation case 8.
Additionally, the material of the heat-dissipating box 8 is selected to be a polyimide composite material filled with ceramic particles, polyimide is a high-performance engineering plastic, and has excellent mechanical properties and thermal stability, and when the ceramic particles are filled into a polyimide matrix to form the composite material, the strength and hardness of the ceramic particles can enhance the rigidity and the wear resistance of the material. Meanwhile, the flexibility of the polyimide matrix can absorb impact energy and lighten the influence of external impact on the material, so that the impact resistance of the composite material is improved, and finally the heat dissipation box 8 has good heat conductivity, toughness and mechanical strength.
The inside rotation in rectangular channel 2 is provided with the displacement screw rod 21, and displacement screw rod 21 is provided with the external screw thread that revolves the opposite direction in outer wall intermediate position symmetry, and displacement screw rod 21 one end is fixed to be provided with auxiliary nut 210, and the workman of being convenient for uses the spanner to rotate displacement screw rod 21, and displacement screw rod 21 outer wall screw thread screw in has guide block 4, and guide block 4 is equidistant with rectangular channel 2, and when displacement screw rod 21 rotated, guide block 4 can transversely move in rectangular channel 2 along the axis direction, and rectangular channel 2 side sets up to the frosting, consequently when displacement screw rod 21 stopped rotating, guide block 4 can stay in the home position.
The two groups of heat dissipation boxes 8 are driven to be close to or far away from each other only by the auxiliary nuts 210 and the guide blocks 4, so that the heat dissipation boxes 8 are conveniently mounted on the outer wall of the motor main body 6 or removed from the outer wall of the heat dissipation boxes 8.
The heat dissipation case 8 is close to motor main part 6 inboard and sets up into arcwall face 83, and arcwall face 83 is the same with motor main part 6 outer wall radian, laminating with motor main part 6 side, and the heat dissipation case 8 side is fixed in proper order and is provided with outlet pipe 81, inlet tube 82, and outlet pipe 81, the inside filter component 14 that blocks up the cold water machine that all is provided with of inlet tube 82, outlet pipe 81, inlet tube 82 external to the water inlet end, the water outlet end of cold water machine.
The filter assembly 14 comprises a nut ring 141, an interception net disc 142 and a threaded cylinder 143, wherein the threaded cylinder 143 is screwed in the water inlet pipe 82 and the water outlet pipe 81, the nut ring 141 is fixedly arranged at the tail end of the outer wall of the threaded cylinder 143, and the nut ring 141 is formed by reforming a standard nut in the prior art, and the specific shape of the nut ring is a hexagonal prism, so that the nut ring can be screwed by using a common wrench in the prior art.
The inner walls of the water inlet pipe 82 and the water outlet pipe 81 are respectively provided with internal threads, and the nut ring 141 is arranged to facilitate screwing the thread cylinder 143 into the water inlet pipe 82 and the water outlet pipe 81 or unscrewing the thread cylinder from the water inlet pipe 82 and the water outlet pipe 81.
The inside fixed interception net dish 142 that is provided with of screw thread section of thick bamboo 143, interception net dish 142 side evenly has offered the mesh, intercepts the incrustation scale in the cooling tank 8 in cooling tank 8, avoids the incrustation scale to enter into in the cold water supply system (for example cold water machine), leads to cold water supply system damage.
The heat dissipation box 8 is provided with a scale scraping component for depositing scale on the inner wall of the heat dissipation box 8, the scale scraping component comprises a scale scraping plate 13, a heat conducting copper plate 12 and a conductive plate 17, the scale scraping plate 13 is arranged on the inner side surface of the heat dissipation box 8 in a sliding mode, the side surface of the heat conducting copper plate 12 is attached to the arc-shaped surface 83, the side surface of the scale scraping plate 13 is also arranged to be an arc surface, the side surface of the scale scraping plate is attached to the inner wall of the arc-shaped surface 83, the material of the scale scraping plate 13 is selected to be a conductive metal material, and when the scale scraping plate 13 transversely moves along the inner cavity of the heat dissipation box 8, the two ends of the scale scraping plate 13 can be continuously contacted with the heat conducting copper plate 12 and the conductive plate 17, so that current can be stored in the interior of the scale scraping plate 13.
The heat conduction copper 12 top is fixed and is provided with first connecing post 15, and first connecing post 15 top stretches out from the heat dissipation case 8 inner chamber, and heat dissipation case 8 both ends are all fixed and are provided with side cover plate 11, and heat dissipation case 8 inner chamber is provided with electric conduction board 17 in heat conduction copper 12 medial surface is fixed, and electric conduction board 17 side has been seted up and has been given way the groove 18, and the setting of giving way the groove 18 makes inlet tube 82, outlet pipe 81 end expose for when the inside cooling water that can obtain continuous flow of heat dissipation case 8, and scale scraping plate 13 sustainable and electric conduction board 17 contact, and obtain the electric current.
The fixed second post 16 that connects that is provided with in current-conducting plate 17 top, second post 16 stretches out from the radiating box 8 inner chamber, and first post 15, second post 16 are electrically conductive metal material for first post 15, second post 16 pass through the wire and connect in parallel with brushless DC motor's power supply line, and on brushless DC motor's power supply line was connected to the electric regulator outward, the electric regulator can change the inside current direction of scraper 13, consequently can change the removal direction of scraper 13 in radiating box 8 inside.
The materials of the electric conduction plate 17, the scale scraping plate 13 and the heat conduction copper plate 12 are all selected to be copper, and the surfaces of the electric conduction plate 17, the scale scraping plate 13 and the heat conduction copper plate 12 are all tinned, so that the possibility that the electric conduction plate 17, the scale scraping plate 13 and the heat conduction copper plate 12 are corroded and rusted is reduced to the greatest extent.
The upper and lower face of the heat dissipation box 8 is fixedly provided with a protection frame 7, the protection frame 7 internal fixation that is in the heat dissipation box 8 top is provided with an upper magnetic plate 9, and the protection frame 7 internal fixation that is in the heat dissipation box 8 bottom is provided with a lower magnetic plate 10, and upper magnetic plate 9, lower magnetic plate 10 are the permanent magnet, and protection frame 7 is used for protecting upper magnetic plate 9, lower magnetic plate 10, and upper magnetic plate 9, lower magnetic plate 10 are opposite to each other in magnetism, form the magnetic field between the relative face of upper magnetic plate 9, lower magnetic plate 10.
The water outlet pipe 81 is fixedly provided with a vertical pipe 810 at the inner side of the filter assembly 14, the vertical pipe 810 is provided with an automatic sewage disposal assembly along the vertical direction, the automatic sewage disposal assembly comprises a release column 23, a permanent magnet 20, a connecting spring 22 and a metal column 19, and the release column 23 is movably inserted into the vertical pipe 810 along the vertical direction.
The side of the release column 23 is provided with a return groove 24, the top of the release column 23 is fixedly connected with one end of a connecting spring 22, the other end of the connecting spring 22 is fixedly connected to the bottom of a bottom joint block 26, the top of the release column 23 is fixedly provided with a permanent magnet 20, a heat dissipation box 8 is fixedly provided with a top joint block 25 right above the permanent magnet 20, the top joint block 25 is fixedly provided with a metal column 19 along the vertical direction, the first joint column 15 bypasses the outer wall of the metal column 19, the winding direction of the first joint column 15 needs to be properly arranged, and when the first joint column 15 and the second joint column 16 are connected, the metal column 19 repels the permanent magnet 20 due to electromagnetic induction when the scale scraping plate 13 moves from the water inlet pipe 82 to the side of the water outlet pipe 81, so that a part of the return groove 24 is provided on the side of the release column 23 leaks from the side of the vertical pipe 810, and the scale discharging work is completed.
The specific implementation steps and principles of the invention are as follows:
the workman connects the water inlet and outlet end of cooling water machine outside outlet pipe 81 respectively through the hose, inlet tube 82 utilizes the wire to connect post 15 respectively with the first, second connects post 16 and direct current brushless motor line parallelly connected respectively, because scrape dirty board 13 both sides respectively with heat conduction copper 12, electric conduction board 17 contact, flow through the electric current on the dirty board 13, because the magnetic field that forms between upper magnetic plate 9, lower magnetic plate 10, scrape dirty board 13 because electromagnetic induction effect, scrape dirty board 13 and follow the inside sideslip of heat dissipation case 8, scrape dirty board 13 and can scrape dirty to arcwall 83 inner wall, when dirty board 13 removes outlet pipe 81 side from inlet tube 82, metal post 19 can be owing to electromagnetic induction repulsion permanent magnet 20, thereby make release post 23 side offered a portion of return type groove 24 and spill from vertical pipe 810 side, thereby accomplish the discharging work of incrustation scale.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a built-in cooling mechanism's direct current brushless motor, includes motor main part (6), a serial communication port, motor main part (6) outer wall both ends are fixed to be provided with mount pad (5), bolt hole (51) have been seted up in mount pad (5) side four corners, mount pad (5) side symmetry is fixed to be provided with horizon bar (3), horizon bar (3) other end is fixed to be provided with public pole (1), rectangular channel (2) have been seted up at public pole (1) top along the horizontal direction, rectangular channel (2) inside slip is provided with guide block (4), rectangular channel (2) inside rotation is provided with aversion screw rod (21), aversion screw rod (21) outer wall screw thread screw in has guide block (4), guide block (4) are equidistant with rectangular channel (2), aversion screw rod (21) are provided with the external screw thread that revolves to opposite in outer wall intermediate position symmetry, aversion screw rod (21) one end is fixed to be provided with auxiliary nut (210), guide block (4) bottom is fixed to be provided with heat dissipation case (8), motor main part (8) are close to motor main part (6) are provided with square channel (83), outlet pipe (81) are fixed in proper order to be provided with outlet pipe side (81), outlet pipe (81) side face (81) The inside filter components (14) that waterproof scale blocks up the cooling water machine that all is provided with of inlet tube (82), be provided with on the cooling tank (8) and scrape dirty subassembly to cooling tank (8) inner wall deposit incrustation scale.
2. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 1, wherein the scale scraping assembly comprises a scale scraping plate (13), a heat conducting copper plate (12) and an electric conducting plate (17), the scale scraping plate (13) is slidably arranged on the inner side surface of the heat dissipation box (8), and the side surface of the heat conducting copper plate (12) is attached to the arc-shaped surface (83).
3. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 2, wherein a first connecting column (15) is fixedly arranged at the top of the heat conducting copper plate (12), the top of the first connecting column (15) extends out of an inner cavity of the heat dissipation box (8), and side cover plates (11) are fixedly arranged at two ends of the heat dissipation box (8).
4. A brushless direct current motor with a built-in heat dissipation mechanism according to claim 3, wherein the inner cavity of the heat dissipation box (8) is fixedly provided with a conductive plate (17) on the inner side surface of the heat conduction copper plate (12), a yielding groove (18) is formed on the side surface of the conductive plate (17), a second connecting column (16) is fixedly arranged at the top of the conductive plate (17), and the second connecting column (16) extends out of the inner cavity of the heat dissipation box (8).
5. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 1, wherein the filter assembly (14) comprises a nut ring (141), an interception net disc (142) and a threaded cylinder (143), and the water inlet pipe (82) and the water outlet pipe (81) are internally threaded and screwed with the threaded cylinder (143).
6. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 5, wherein a nut ring (141) is fixedly arranged at the tail end of the outer wall of the threaded cylinder (143), an interception net disc (142) is fixedly arranged inside the threaded cylinder (143), and meshes are uniformly formed on the side surface of the interception net disc (142).
7. The brushless direct current motor with the built-in heat dissipation mechanism according to claim 1, wherein the upper surface and the lower surface of the heat dissipation box (8) are fixedly provided with a protection frame (7), and an upper magnetic plate (9) is fixedly arranged in the protection frame (7) at the top of the heat dissipation box (8).
8. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 7, wherein a lower magnetic plate (10) is fixedly arranged in a protective frame (7) at the bottom of the heat dissipation box (8), the upper magnetic plate (9) and the lower magnetic plate (10) are permanent magnets, and the opposite surfaces of the upper magnetic plate (9) and the lower magnetic plate (10) are opposite in magnetism.
9. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 1, wherein the water outlet pipe (81) is fixedly provided with a vertical pipe (810) at the inner side of the filter assembly (14), the vertical pipe (810) is provided with an automatic pollution discharge assembly along the vertical direction, the automatic pollution discharge assembly comprises a release column (23), a permanent magnet (20), a connecting spring (22) and a metal column (19), and the release column (23) is movably inserted into the vertical pipe (810) along the vertical direction.
10. The direct current brushless motor with the built-in heat dissipation mechanism according to claim 9, wherein a return groove (24) is formed in the side face of the release column (23), the top of the release column (23) is fixedly connected with one end of the connecting spring (22), the other end of the connecting spring (22) is fixedly connected to the bottom of the bottom connecting block (26), a permanent magnet (20) is fixedly arranged at the top of the release column (23), a top connecting block (25) is fixedly arranged right above the permanent magnet (20) in the heat dissipation box (8), a metal column (19) is fixedly arranged on the top connecting block (25) in the vertical direction, and the first connecting column (15) bypasses the outer wall of the metal column (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311001031.4A CN117013763B (en) | 2023-08-10 | 2023-08-10 | DC brushless motor with built-in heat dissipation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311001031.4A CN117013763B (en) | 2023-08-10 | 2023-08-10 | DC brushless motor with built-in heat dissipation mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117013763A true CN117013763A (en) | 2023-11-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548091A (en) * | 2023-12-07 | 2024-02-13 | 上海亿鼎电子系统集成有限公司 | Recovery device of solvent during molecular sieve regeneration, method and application thereof |
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| CN117013763B (en) | 2024-08-30 |
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