CN220668203U - Disc type electromagnetic brake with heat dissipation function - Google Patents
Disc type electromagnetic brake with heat dissipation function Download PDFInfo
- Publication number
- CN220668203U CN220668203U CN202322497936.7U CN202322497936U CN220668203U CN 220668203 U CN220668203 U CN 220668203U CN 202322497936 U CN202322497936 U CN 202322497936U CN 220668203 U CN220668203 U CN 220668203U
- Authority
- CN
- China
- Prior art keywords
- stator
- electromagnetic brake
- armature
- heat dissipation
- type electromagnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims description 10
- 241001233242 Lontra Species 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model relates to the technical field of electromagnetic brakes, and discloses a disc type electromagnetic brake with a heat dissipation function, which comprises: the motor comprises a stator and an armature hub, wherein a rotating shaft is fixedly arranged in the middle of the armature hub, one end of the rotating shaft extends to one side of the stator, and a plate spring is fixedly arranged on one side, close to the stator, of the armature hub. The utility model is provided with the friction plate, the movable screen plate, the cooling fan and other parts, when the electromagnetic brake brakes, the armature can squeeze the friction plate to move towards the direction of the installation groove, so that the friction plate pushes the inclined surface at the bottom of the movable screen plate arranged at the bottom of the electromagnetic coil to squeeze on the inclined surface at one end of the pressing rod, the pressing rod moves towards the inside of the movable groove, and meanwhile, the other end of the pressing rod squeezes on the normally open button, at the moment, the internal circuit of the normally open button is switched on, so that the internal power supply of the cooling fan is switched on, at the moment, the cooling fan rotates, and the braked electromagnetic brake dissipates heat.
Description
Technical Field
The utility model relates to the technical field of electromagnetic brakes, in particular to a disc type electromagnetic brake with a heat dissipation function.
Background
The electromagnetic brake is a connector for transmitting torque force of the active side to the passive side, can be freely combined, cut off or braked according to the requirement, has the advantages of compact structure, simplicity in operation, sensitivity in response, long service life, reliability in use, easiness in realizing remote control and the like, and is widely applied to machines such as metallurgy, construction, chemical industry, food, machine tools, printing, packaging and the like, and occasions such as braking during power failure.
The conventional electromagnetic brake is inconvenient to cool and dissipate heat by air when in use, friction is generated between the friction plate and the armature to brake when the electromagnetic brake is braked, long-term high-temperature influence can be caused between the friction plate and the armature, ageing of the friction plate is further accelerated, and the service life of the electromagnetic brake is reduced. Therefore, the utility model designs the disc type electromagnetic brake with the heat dissipation function so as to solve the problems in the prior art.
Disclosure of Invention
The utility model aims to provide a disc type electromagnetic brake with a heat dissipation function, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a disk-type electromagnetic brake having a heat radiation function, comprising: the motor stator comprises a stator and an armature hub, wherein a rotating shaft is fixedly arranged in the middle of the armature hub, one end of the rotating shaft extends to one side of the stator, a plate spring is fixedly arranged on one side, close to the stator, of the armature hub, an armature is fixedly arranged on one side, close to the armature, of the stator, four mounting grooves are formed in the side, close to the armature, of the stator at equal intervals along the circumference, a movable screen plate is slidably arranged in the mounting grooves, an electromagnetic coil is fixedly arranged on the top of the movable screen plate, one end of the electromagnetic coil extends to the outer portion of the mounting grooves, friction plates are fixedly arranged between the surfaces of one side of the electromagnetic coil, a first reset spring is fixedly connected to the bottom of the movable screen plate, one end of the first reset spring is fixedly connected to the bottom wall of the mounting grooves, four support plates are fixedly connected to the surface, close to one side, close to the stator, of the support plates, of the stator, of the surface, of the support plates, a radiator fan is fixedly arranged on the side, close to the stator, and a communication assembly is arranged between the stator.
Preferably, the communication assembly includes: the novel stator comprises a normally open button and a movable groove, wherein the normally open button is fixedly arranged on the surface of one side of a supporting plate, the movable groove is horizontally arranged in the stator, a pressing rod is movably arranged in the movable groove in a penetrating mode, one end of the pressing rod is fixedly connected with a limiting ring, one side of the limiting ring is attached to the inner wall of the movable groove, a second reset spring is sleeved on the surface of the pressing rod, one end of the second reset spring is connected with the surface of the limiting ring, and the other end of the second reset spring is fixedly connected with the inner wall of the movable groove.
Preferably, one end of the pressing rod is set to be an inclined plane, and the bottom of the movable screen is set to be an inclined plane matched with the inclined plane at one end of the pressing rod.
Preferably, the inner wall symmetry fixedly connected with stopper of mounting groove, and the bottom laminating of stopper is adjacent the surface at activity otter board top.
Preferably, four air inlets are formed in the surface of the stator at equal intervals along the circumference, one ends of the air inlets are communicated with the inside of the mounting groove, first dustproof nets are fixedly arranged in the air inlets, and the four air inlets correspond to the four heat dissipation fans one by one.
Preferably, four air outlets are formed in the inner wall of the stator at equal intervals along the circumference, one end of each air outlet is communicated with the inside of the mounting groove, and a second dust screen is fixedly arranged in each air outlet.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the friction plate, the movable screen plate, the cooling fan and other components, when the electromagnetic brake brakes, the armature can squeeze the friction plate to move towards the direction of the mounting groove, so that the friction plate pushes the inclined surface at the bottom of the movable screen plate arranged at the bottom of the electromagnetic coil to squeeze on the inclined surface at one end of the pressing rod, so that the pressing rod moves towards the inside of the movable groove, and meanwhile, the other end of the pressing rod squeezes on the normally open button, at the moment, the internal circuit of the normally open button is switched on, so that the internal power supply of the cooling fan is switched on, and at the moment, the cooling fan rotates to cool the braked electromagnetic brake;
2. according to the utility model, through the arrangement of the cooling fan, the air inlet, the air outlet and other parts, the cooling fan radiates heat on the surface of the braked electromagnetic brake, and meanwhile, air flows enter the inside of the mounting groove from the air inlet and then exit from the air outlet, so that the air circulation is quickened, and the heat radiation effect inside the electromagnetic brake is quickened further.
Drawings
FIG. 1 is a schematic view in front cross-section of the present utility model;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;
fig. 3 is an enlarged schematic view of the structure B in fig. 1 according to the present utility model.
In the figure: 1. a stator; 2. a rotating shaft; 3. an armature hub; 4. a leaf spring; 5. an armature; 6. a mounting groove; 7. a movable screen; 8. an electromagnetic coil; 9. a friction plate; 10. a first return spring; 11. a support plate; 12. a heat radiation fan; 13. a communication assembly; 1301. a normally open button; 1302. a movable groove; 1303. pressing a pressing rod; 1304. a limiting ring; 1305. a second return spring; 14. an air inlet; 1401. a first dust screen; 15. an air outlet; 1501. and a second dust screen.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, an embodiment of the present utility model is provided: a disk-type electromagnetic brake having a heat radiation function, comprising: the stator 1 and the armature hub 3, the middle part fixed mounting of armature hub 3 has pivot 2, and the one end of pivot 2 extends to one side of stator 1, one side fixed mounting that armature hub 3 is close to stator 1 has leaf spring 4, and one side fixed mounting of leaf spring 4 has armature 5, four mounting grooves 6 have been seted up along circumference equidistance to one side that stator 1 is close to armature 5, and the inside slidable mounting of mounting groove 6 has movable otter board 7, the top fixed mounting of movable otter board 7 has solenoid 8, be connected with the circuit between four solenoid 8, and connect the power through the circuit, and the one end of solenoid 8 extends to the outside of mounting groove 6, the fixed mounting has friction disc 9 between the surface of four solenoid 8 one sides, the bottom fixedly connected with first reset spring 10 of movable otter board 7, and the one end fixedly connected with of first reset spring 10 is at the diapire of mounting groove 6, the surface along circumference equidistance fixedly connected with four backup pads 11, and backup pad 11 are close to the surface fixed mounting of one side of stator 1 fan 12, backup pad 11 is provided with communication subassembly 13 between one side that the backup pad is close to stator 1 and stator 1. Through the setting of the communication component 13, when the electromagnetic brake brakes, the movable screen 7 at the bottom of the electromagnetic coil 8 extrudes and pushes the pressing rod 1303, so that the other end of the pressing rod 1303 extrudes on the normally open button 1301, the internal circuit of the normally open button 1301 is connected, meanwhile, the internal power supply of the cooling fan 12 is connected, at the moment, the cooling fan 12 rotates, the braked electromagnetic brake dissipates heat, the long-term high temperature of the friction plate 9 is avoided, the aging of the friction plate is accelerated, and the service life of the electromagnetic brake is reduced.
Referring to fig. 1-2, in this embodiment: the communication assembly 13 includes: the normally open button 1301 and the movable groove 1302, normally open button 1301 fixed mounting is on the surface of backup pad 11 one side, normally open button 1301 and radiator fan 12 electric connection, and normally open button 1301 external power supply, when normally open button 1301's normally open contact did not receive to press, normally open button 1301's inside is in the state of breaking circuit, the inside at stator 1 is seted up to movable groove 1302 horizontal direction, and movable groove 1302's inside horizontal direction activity runs through and is provided with pressing rod 1303, pressing rod 1303's one end fixedly connected with spacing ring 1304, and one side laminating of spacing ring 1304 is at the inner wall of movable groove 1302, pressing rod 1303's surface cover is equipped with second reset spring 1305, and the one end and the surface of spacing ring 1304 of second reset spring 1305, the other end and the inner wall fixed connection of movable groove 1302 of second reset spring 1305. After the electromagnetic coil 8 in the electromagnetic brake is powered on, the armature 5 moves towards the electromagnetic coil 8 to brake, meanwhile, the armature 5 extrudes the friction plate 9 to move towards the mounting groove 6, the friction plate 9 drives the electromagnetic coil 8 to move towards the mounting groove 6, the first return spring 10 extrudes and contracts after being stressed, at the moment, the inclined surface at the bottom of the movable screen 7 fixedly installed at the bottom of the electromagnetic coil 8 extrudes on the inclined surface at one end of the pressing rod 1303, the pressing rod 1303 moves towards the inside of the movable groove 1302, at the same time, the other end of the pressing rod 1303 extrudes on the normally open button 1301, at the moment, the internal circuit of the normally open button 1301 is switched on, the internal power supply of the radiator fan 12 is switched on, at the moment, the radiator fan 12 rotates, and the braked electromagnetic brake is radiated.
Referring to fig. 1-2, in this embodiment: one end of the pressing rod 1303 is an inclined plane, and the bottom of the movable screen 7 is an inclined plane matched with the inclined plane at one end of the pressing rod 1303. By matching the inclined surface at one end of the pressing rod 1303 with the inclined surface at the bottom of the movable screen 7, the pressing rod 1303 is pushed to move towards the inside of the movable groove 1302 when the movable screen 7 moves downwards.
Referring to fig. 1-2, in this embodiment: the inner wall symmetry fixedly connected with stopper of mounting groove 6, and the bottom laminating of stopper is at the surface at adjacent activity otter board 7 top. When the first return spring 10 is elastically reset after being stressed, the electromagnetic coil 8 at the top of the movable screen 7 is pushed to move towards the outside of the mounting groove 6, and the movement of the electromagnetic coil 8 is limited after the electromagnetic coil 8 moves to a certain position through the arrangement of the limiting block.
Referring to fig. 1-2, in this embodiment: four air inlets 14 are formed in the surface of the stator 1 at equal intervals along the circumference, one end of each air inlet 14 is communicated with the inside of the corresponding mounting groove 6, a first dust screen 1401 is fixedly arranged in each air inlet 14, and the four air inlets 14 are in one-to-one correspondence with the four cooling fans 12. When the cooling fan 12 is started, the cooling fan 12 accelerates the air flow around the stator 1, and the air flow enters the inside of the mounting groove 6 through the air inlet 14, so that the cooling effect inside the electromagnetic brake can be accelerated.
Referring to fig. 1 and 3, in the present embodiment: four air outlets 15 are formed in the inner wall of the stator 1 at equal intervals along the circumference, one end of each air outlet 15 is communicated with the inside of the corresponding mounting groove 6, and a second dust screen 1501 is fixedly arranged in each air outlet 15. Through the cooperation of gas outlet 15 and air inlet 14, the air current is gone out from gas outlet 15 again after air inlet 14 gets into the inside of mounting groove 6 for the circulation of air, further accelerates the inside radiating effect of electromagnetic braking ware.
Working principle: when the electromagnetic brake is braked, the armature 5 moves towards the electromagnetic coil 8 and is abutted against the surface of the friction plate 9 to brake, meanwhile, the armature 5 extrudes the friction plate 9 to move towards the mounting groove 6, the friction plate 9 drives the electromagnetic coil 8 to move towards the inside of the mounting groove 6, the first return spring 10 extrudes and contracts after being stressed, at the moment, the inclined surface of the movable screen 7 at the bottom of the electromagnetic coil 8 extrudes on the inclined surface of one end of the pressing rod 1303, the pressing rod 1303 moves towards the inside of the movable groove 1302, at the same time, the other end of the pressing rod 1303 extrudes on the normally open button 1301, at the moment, the internal circuit of the normally open button 1301 is switched on, the internal power supply of the radiator fan 12 is switched on, at the moment, and the radiator fan 12 rotates to radiate the braked electromagnetic brake. What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A disk-type electromagnetic brake having a heat radiation function, comprising: stator (1) and armature hub (3), its characterized in that: the middle part fixed mounting of armature hub (3) has pivot (2), and the one end of pivot (2) extends to one side of stator (1), one side fixed mounting that armature hub (3) is close to stator (1) has leaf spring (4), and one side fixed mounting of leaf spring (4) has armature (5), four mounting groove (6) have been seted up along circumference equidistance to one side that stator (1) is close to armature (5), and the inside slidable mounting of mounting groove (6) has activity otter board (7), the top fixed mounting of activity otter board (7) has solenoid (8), and the one end of solenoid (8) extends to the outside of mounting groove (6), four fixed mounting has friction disc (9) between the surface of solenoid (8) one side, the bottom fixedly connected with first reset spring (10) of activity otter board (7), and the one end fixedly connected with in the diapire of mounting groove (6) of first reset spring (10), the surface along circumference fixedly connected with four backup pad (11) on the opposite side of stator (1), and backup pad (11) are close to the fixed mounting fan (12) of stator surface fixed mounting of one side (1), a communication component (13) is arranged between one side of the supporting plate (11) close to the stator (1) and the stator (1).
2. A disc-type electromagnetic brake with heat dissipation function as defined in claim 1, wherein: the communication assembly (13) comprises: normally open button (1301) and movable groove (1302), normally open button (1301) fixed mounting is in the surface of backup pad (11) one side, the inside at stator (1) is seted up to movable groove (1302) horizontal direction, and the inside horizontal direction activity of movable groove (1302) runs through and is provided with presses pole (1303), the one end fixedly connected with spacing ring (1304) of pressing pole (1303), and laminating in the inner wall of movable groove (1302) one side of spacing ring (1304), the surface cover of pressing pole (1303) is equipped with second reset spring (1305), and the one end and the surface of spacing ring (1304) of second reset spring (1305), the other end and the inner wall fixed connection of movable groove (1302) of second reset spring (1305).
3. A disc-type electromagnetic brake with heat dissipation function as defined in claim 2, wherein: one end of the pressing rod (1303) is provided with an inclined plane, and the bottom of the movable screen plate (7) is provided with an inclined plane matched with the inclined plane at one end of the pressing rod (1303).
4. A disc-type electromagnetic brake with heat dissipation function as defined in claim 1, wherein: the inner wall symmetry fixedly connected with stopper of mounting groove (6), and the bottom laminating of stopper is adjacent the surface at activity otter board (7) top.
5. A disc-type electromagnetic brake with heat dissipation function as defined in claim 1, wherein: four air inlets (14) are formed in the surface of the stator (1) at equal intervals along the circumference, one end of each air inlet (14) is communicated with the inside of the corresponding mounting groove (6), a first dust screen (1401) is fixedly arranged in each air inlet (14), and the four air inlets (14) correspond to the four cooling fans (12) one by one.
6. A disc-type electromagnetic brake with heat dissipation function as defined in claim 1, wherein: four air outlets (15) are formed in the inner wall of the stator (1) at equal intervals along the circumference, one end of each air outlet (15) is communicated with the inside of the corresponding mounting groove (6), and a second dust screen (1501) is fixedly arranged in each air outlet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322497936.7U CN220668203U (en) | 2023-09-14 | 2023-09-14 | Disc type electromagnetic brake with heat dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322497936.7U CN220668203U (en) | 2023-09-14 | 2023-09-14 | Disc type electromagnetic brake with heat dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220668203U true CN220668203U (en) | 2024-03-26 |
Family
ID=90342793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322497936.7U Active CN220668203U (en) | 2023-09-14 | 2023-09-14 | Disc type electromagnetic brake with heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220668203U (en) |
-
2023
- 2023-09-14 CN CN202322497936.7U patent/CN220668203U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113202776B (en) | electric pump | |
| CN106678209B (en) | A kind of electromagnetic brake separated using air-flow | |
| US5186288A (en) | Electro-shear brake | |
| CN220668203U (en) | Disc type electromagnetic brake with heat dissipation function | |
| US4709794A (en) | Electromotive variable-speed and control drive particularly for use in industrial sewing machines | |
| CN219418627U (en) | High-power metal shell resistor with strong heat dissipation performance | |
| CN108616195B (en) | Motor with a motor housing | |
| CN217761806U (en) | Disc type braking structure | |
| CN209786960U (en) | Brake motor | |
| CN215762442U (en) | Heat radiation structure of small-size high temperature centrifugal fan | |
| CN111030357A (en) | Motor brake structure and servo motor | |
| CN218953894U (en) | Electronic brake | |
| CN219345320U (en) | Power-off brake and industrial intelligent equipment | |
| CN215762953U (en) | High-efficient rotor structure of electromagnetic brake | |
| CN213125766U (en) | Heat dissipation type brake motor | |
| CN219388471U (en) | Magnetically driven three-speed clutch and internal combustion engine | |
| CN110905942A (en) | Symmetric dry friction electromagnetic power-off brake | |
| CN210686764U (en) | Double-flexible electromagnetic clutch | |
| CN217158057U (en) | Balance force type electromagnetic relay | |
| CN220359635U (en) | Circulator cooling mechanism | |
| CN212690648U (en) | Front water-cooling electromagnetic electric brake | |
| CN212377161U (en) | Overheat protection type automobile air conditioner electromagnetic clutch | |
| CN220544802U (en) | Electromagnetic braking motor | |
| CN216812597U (en) | Brake with manual release structure | |
| CN212202917U (en) | Low-power-consumption electromagnetic band-type brake device for braking of rotating mechanism and driving circuit thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |