CN220081997U - Electromagnetic brake with heat radiation structure - Google Patents
Electromagnetic brake with heat radiation structure Download PDFInfo
- Publication number
- CN220081997U CN220081997U CN202320998672.0U CN202320998672U CN220081997U CN 220081997 U CN220081997 U CN 220081997U CN 202320998672 U CN202320998672 U CN 202320998672U CN 220081997 U CN220081997 U CN 220081997U
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- shroud
- wheel hub
- cover
- wall
- electromagnetic
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- 230000005855 radiation Effects 0.000 title claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model relates to an electromagnetic brake with a heat radiation structure, belonging to the technical field of electromagnetic brakes. Through setting up the wheel hub mouth that has the radian in shroud top, can make electric drive wheel hub avoid when rotating with the shroud inner wall between the card ash, influence normal friction torque, be equipped with the sealing ring between the outward appearance of electric drive wheel hub and the shroud inner wall simultaneously and be located wheel hub mouth cambered surface bottom of turning round, just can block up the opening part gap that wheel hub turned round, avoid having the dust to get into the inside of shroud from electric drive wheel hub rotation department, the setting of change groove, metal circle simultaneously can make electric drive wheel hub have normal rotatory function under sealing state, the device set up can make the cover establish the electromagnetic braking ware of shroud and can rotate at sealing environment, avoid the dust simultaneously, further guarantee electromagnetic braking ware's normal radiating effect.
Description
Technical Field
The utility model relates to the technical field of electromagnetic brakes, in particular to an electromagnetic brake with a heat dissipation structure.
Background
The electromagnetic brake is an ideal automatic executive component in the modern industry and mainly plays roles of transmitting power, controlling motion and the like in a mechanical transmission system.
The electromagnetic brake mainly comprises a yoke provided with a coil, an armature, a connecting plate, a spring, a friction disk, a gear sleeve and other parts, wherein the spring is arranged in the yoke, and the armature can move along the axial direction. The magnetic yoke is fixed on the machine base by a mounting screw to adjust the gap. And when the gear sleeve is fixed after the gear sleeve reaches a specified value, the gear sleeve is connected with the transmission shaft through a key, and the external teeth of the gear sleeve are meshed with the internal teeth of the friction disk. When the coil is powered off, friction force is generated between the friction disc and the armature and the stand (or the connecting plate) under the action of the spring force, the transmission shaft is braked through the gear sleeve, and when the coil is powered on, the armature is attracted to the magnetic yoke under the action of the electromagnetic force, so that the friction disc is loosened, and the brake is released.
The existing electromagnetic brake is fixed when in use, the shaft and the electric drive hub rotate together, the friction plate is positioned between the stator and the electric drive hub, and because the friction plate cannot be stained with substances such as moisture or oil, or friction torque force is greatly reduced, and braking sensitivity is also poor, a cover is added outside the electromagnetic brake, and meanwhile, once dust is clamped in the cover, dust cannot be treated in time, the dust is positioned in the cover and moves everywhere along with rotation, torque force of friction parts is increased, so that friction heating occurs in the device.
Disclosure of Invention
Aiming at the problems, the utility model provides the electromagnetic brake with the heat dissipation structure, which has the advantages of improving the service stability of the electromagnetic brake, avoiding the friction heat generation caused by dust blocking and further ensuring the normal heat dissipation effect of the electromagnetic brake.
The technical scheme of the utility model is as follows:
the utility model provides an electromagnetic braking ware with heat radiation structure, includes shroud and electromagnetic braking ware, and the shroud cover is established at the surface of electromagnetic braking ware, electromagnetic braking ware is including fixing the stator in shroud inner wall bottom surface, the top of stator is equipped with electricity and drives wheel hub, the cover groove has been seted up to the top of shroud, electromagnetic braking ware is located the inner wall in cover groove, the bottom surface of shroud is equipped with the pivot hole, and the bottom surface shaft hole of electromagnetic braking ware communicates with each other with the pivot hole, the top of shroud is equipped with wheel hub and changes mouthful, electricity drives wheel hub's surface fixed mounting and has the sealing ring, the outer wall fixed mounting of sealing ring has the metal ring, the change groove has been seted up to the inner wall of shroud, and the metal ring rotates the inner wall at the change groove, the opening that wheel hub changes mouthful is the cambered surface, and the cambered surface bottom is relative with the top surface of sealing ring.
In further technical scheme, the shroud includes first connection cover and second connection cover, the electromagnetic braking ware is located between first connection cover and the second connection cover, first connection cover and second connection cover's opposite face outer wall fixed mounting respectively have second connection piece and first connection piece, and second connection piece and first connection piece all are the double-phase setting of opposite phase, a side fixed mounting of first connection piece has the bolt, the through-hole that is used for passing the bolt has been seted up to the surface of second connection piece, the surface cover of bolt is equipped with gasket and fixation nut, and fixation nut and bolt threaded connection to gasket and fixation nut all laminate in a side of second connection piece.
In further technical scheme, the stopper is all fixed mounting in bottom inner wall one side of first connecting cover and second connecting cover, spacing mouth has all been seted up to the surface both sides of stator, and spacing mouth and stopper joint each other.
In a further technical scheme, the cover cap is made of copper.
In a further technical scheme, the inner wall of the metal ring is provided with a fixing groove, and the outer surface of the sealing ring is connected with the inner wall of the fixing groove through waterproof sealant.
The beneficial effects of the utility model are as follows:
1. through setting up the wheel hub of shroud top opening with radian and rotating the mouth, can make the electricity drive wheel hub avoid when rotating with the shroud inner wall between the card ash, influence normal friction torque, be equipped with the sealing ring between the outward appearance of electricity drive wheel hub and the shroud inner wall and be located wheel hub and rotate mouthful cambered surface bottom, just can block up the opening part gap that wheel hub rotated mouthful, avoid having the dust to get into the inside of shroud from electricity drive wheel hub rotation department, simultaneously the setting of change groove, metal ring can make the electricity drive wheel hub have normal rotatory function under the sealing state, the device set up can make the cover set up the electromagnetic braking ware of shroud can rotate in sealing environment, avoid the dust simultaneously, further guarantee electromagnetic braking ware's normal radiating effect;
2. through setting up the structure of shroud for the combination formula, can make the installation of electromagnetic braking ware and shroud have the convenience, can dismantle the shroud and clear up after electromagnetic braking ware uses simultaneously.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an assembled configuration of an embodiment of the present utility model;
FIG. 3 is a schematic side sectional view of a cover according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a cover cap; 101. a first connection cover; 102. a second connection cover; 2. an electromagnetic brake; 201. a stator; 202. an electric drive hub; 3. a sleeve groove; 4. a rotation shaft hole; 5. a hub rotating opening; 6. a rotary groove; 7. a seal ring; 8. a metal ring; 9. a fixing groove; 10. a limiting block; 11. a limit opening; 12. a first connecting piece; 13. a bolt; 14. a second connecting piece; 15. a through hole; 16. a gasket; 17. and (5) fixing a nut.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Examples:
as shown in fig. 1-3, an electromagnetic brake with a heat radiation structure comprises a cover cap 1 and an electromagnetic brake 2, wherein the cover cap 1 is sleeved on the outer surface of the electromagnetic brake 2, the electromagnetic brake 2 comprises a stator 201 fixed on the bottom surface of the inner wall of the cover cap 1, an electric drive hub 202 is arranged above the stator 201, a sleeve groove 3 is arranged at the top opening of the cover cap 1, the electromagnetic brake 2 is positioned on the inner wall of the sleeve groove 3, a rotating shaft hole 4 is arranged at the bottom surface of the cover cap 1, the bottom shaft hole of the electromagnetic brake 2 is communicated with the rotating shaft hole 4, a hub rotating opening 5 is arranged at the top opening of the cover cap 1, a sealing ring 7 is fixedly arranged on the outer surface of the electric drive hub 202, a metal ring 8 is fixedly arranged on the outer wall of the sealing ring 7, a fixing groove 9 is arranged on the inner wall of the metal ring 8, the outer surface of the sealing ring 7 is connected with the inner wall of the fixing groove 9 through waterproof sealing glue, the fixing groove 9 arranged on the inner wall of the metal ring 8, can make the sealing ring 7 be convenient for installation, simultaneously when the sealing ring 7 needs to be replaced, can directly connect and fix new with waterproof sealant, the inner wall of the cover cap 1 is provided with a rotary groove 6, and the metal ring 8 rotates on the inner wall of the rotary groove 6, the metal ring 8 arranged on the outer wall of the sealing ring 7 rotates on the inner wall of the rotary groove 6, the electric drive hub 202 can normally rotate in a sealing state, the opening of the hub rotary opening 5 is a cambered surface, the bottom end of the cambered surface is opposite to the top surface of the sealing ring 7, the electric drive hub 202 can avoid ash blocking between the inner wall of the cover cap 1 during rotation, the bottom end of the cambered surface is just opposite to the top surface of the sealing ring 7, the gap at the opening of the hub rotary opening 5 can be just plugged, dust is prevented from entering the inside of the cover cap 1 from the rotation position of the electric drive hub 202, the cover cap 1 is made of copper, by providing the copper material, the heat generated by the electromagnetic brake 2 itself can be quickly conducted out to the surface of the cover 1 for heat dissipation.
The working principle of the technical scheme is as follows:
when the electromagnetic brake 2 is used, the stator 201 of the electromagnetic brake 2 is partially placed on the inner wall of the cover 1, then the stator 201 and the inner wall of the cover 1 are fixed, the stability of the rotating shaft when the rotating shaft is inserted into the rotating hub 202 is maintained, then the metal ring 8 is clamped in the inner wall of the rotating groove 6, when the electromagnetic brake 2 starts to be used, the rotating shaft rotates with the rotating hub 202, the metal ring 8 rotates on the inner wall of the rotating groove 6 when the electromagnetic brake 202 rotates, the top surface of the sealing ring 7 faces the arc opening of the hub rotating opening 5, the sealing state is maintained, and meanwhile dust enters the arc opening to the inside of the cover 1.
In another embodiment, as shown in fig. 2, the cover 1 includes a first connection cover 101 and a second connection cover 102, the electromagnetic brake 2 is located between the first connection cover 101 and the second connection cover 102, the second connection piece 14 and the first connection piece 12 are respectively and fixedly installed on the outer walls of opposite surfaces of the first connection cover 101 and the second connection cover 102, the second connection piece 14 and the first connection piece 12 are respectively and oppositely arranged, a bolt 13 is fixedly installed on one side surface of the first connection piece 12, a through hole 15 for penetrating the bolt 13 is formed on the outer surface of the second connection piece 14, a gasket 16 and a fixing nut 17 are sleeved on the outer surface of the bolt 13, the fixing nut 17 is in threaded connection with the bolt 13, and the gasket 16 and the fixing nut 17 are attached to one side surface of the second connection piece 14, so that the electromagnetic brake 2 and the cover 1 can be installed and used conveniently by arranging the cover 1.
In use, the first connecting cover 101 and the second connecting cover 102 are relatively attached, the electromagnetic brake 2 is positioned between the first connecting cover 101 and the second connecting cover 102, after the first connecting cover 101 and the second connecting cover 102 are relatively attached, the bolt 13 is ensured to pass through the through hole 15, then the gasket 16 is sleeved on the outer surface of the bolt 13 on one side surface of the second connecting piece 14, then the gasket is connected on the surface of the bolt 13 through the thread of the fixing nut 17, and the gasket is tightly attached on the surface of the gasket 16 after the bolt 13 is locked.
In another embodiment, as shown in fig. 2, the limiting blocks 10 are fixedly installed on one side of the inner walls of the bottom ends of the first connecting cover 101 and the second connecting cover 102, the limiting openings 11 are formed on two sides of the outer surface of the stator 201, the limiting openings 11 and the limiting blocks 10 are clamped with each other, and by arranging the limiting blocks 10 on the inner walls of the first connecting cover 101 and the second connecting cover 102 and the limiting openings 11 formed on the surface of the stator 201, the positioning performance of the stator 201 is ensured when the electromagnetic brake 2 is installed on the inner wall of the cover 1, and unnecessary rotation of the stator 201 due to friction force is avoided when the electromagnetic brake 2 is completely placed in the cover 1 to rotate.
During installation, the first connecting cover 101 and the second connecting cover 102 are only required to be combined normally, and during combination, the limiting block 10 is inserted into the limiting opening 11 on the surface of the stator 201.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (5)
1. The utility model provides an electromagnetic braking ware with heat radiation structure, includes shroud (1) and electromagnetic braking ware (2), and the surface at electromagnetic braking ware (2) is established to shroud (1) cover, electromagnetic braking ware (2) are including fixing stator (201) at shroud (1) inner wall bottom surface, the top of stator (201) is equipped with electric drive wheel hub (202), sleeve groove (3) have been seted up to the top of shroud (1), electromagnetic braking ware (2) are located the inner wall of sleeve groove (3), the bottom surface of shroud (1) is equipped with pivot hole (4), and the bottom surface shaft hole and the pivot hole (4) of electromagnetic braking ware (2) communicate with each other, its characterized in that: the top mouth of shroud (1) is equipped with wheel hub and changes mouth (5), the surface fixed mounting of electricity drive wheel hub (202) has sealing ring (7), the outer wall fixed mounting of sealing ring (7) has metal ring (8), change groove (6) have been seted up to the inner wall of shroud (1), and metal ring (8) rotate the inner wall at change groove (6), the opening that wheel hub changes mouth (5) is the cambered surface, and the cambered surface bottom is relative with the top surface of sealing ring (7).
2. An electromagnetic brake having a heat dissipating structure as defined in claim 1, wherein: the cover cap (1) comprises a first connecting cover (101) and a second connecting cover (102), the electromagnetic brake (2) is located between the first connecting cover (101) and the second connecting cover (102), the second connecting piece (14) and the first connecting piece (12) are fixedly installed on the outer walls of the opposite faces of the first connecting cover (101) and the second connecting cover (102) respectively, the second connecting piece (14) and the first connecting piece (12) are arranged in a pairwise opposite mode, a bolt (13) is fixedly installed on one side face of the first connecting piece (12), a through hole (15) for penetrating through the bolt (13) is formed in the outer surface of the second connecting piece (14), a gasket (16) and a fixing nut (17) are sleeved on the outer surface of the bolt (13), the fixing nut (17) is in threaded connection with the bolt (13), and the gasket (16) and the fixing nut (17) are attached to one side face of the second connecting piece (14).
3. An electromagnetic brake having a heat dissipating structure as defined in claim 2, wherein: limiting blocks (10) are fixedly mounted on one side of the inner walls of the bottom ends of the first connecting cover (101) and the second connecting cover (102), limiting openings (11) are formed in two sides of the outer surface of the stator (201), and the limiting openings (11) are clamped with the limiting blocks (10).
4. An electromagnetic brake having a heat dissipating structure as defined in claim 1, wherein: the cover cap (1) is made of copper.
5. An electromagnetic brake having a heat dissipating structure as defined in claim 1, wherein: the inner wall of the metal ring (8) is provided with a fixing groove (9), and the outer surface of the sealing ring (7) is connected with the inner wall of the fixing groove (9) through waterproof sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998672.0U CN220081997U (en) | 2023-04-28 | 2023-04-28 | Electromagnetic brake with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998672.0U CN220081997U (en) | 2023-04-28 | 2023-04-28 | Electromagnetic brake with heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081997U true CN220081997U (en) | 2023-11-24 |
Family
ID=88830855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320998672.0U Active CN220081997U (en) | 2023-04-28 | 2023-04-28 | Electromagnetic brake with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081997U (en) |
-
2023
- 2023-04-28 CN CN202320998672.0U patent/CN220081997U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |