CN220828454U - Brake with side permanent magnets - Google Patents
Brake with side permanent magnets Download PDFInfo
- Publication number
- CN220828454U CN220828454U CN202322773386.7U CN202322773386U CN220828454U CN 220828454 U CN220828454 U CN 220828454U CN 202322773386 U CN202322773386 U CN 202322773386U CN 220828454 U CN220828454 U CN 220828454U
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- plate
- armature plate
- auxiliary assembly
- permanent magnet
- armature
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- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of brakes, and discloses a permanent magnet side-mounted brake, which comprises: the rotor comprises a connecting hub, a plate spring and an armature plate, wherein the upper surface of the armature plate is fixedly connected with the lower surface of the plate spring, the upper surface of the plate spring is in contact with the lower surface of the connecting hub, the rotor further comprises a second connecting screw, the connecting hub is connected with the plate spring through the second connecting screw, and an auxiliary assembly is arranged on the armature plate. According to the brake with the side permanent magnets, the annular sawtooth plate is connected to the armature plate through the auxiliary assembly by changing the structure of the traditional armature plate, so that when the annular sawtooth plate is excessively worn and needs to be replaced, the annular sawtooth plate is only required to be quickly replaced through the auxiliary assembly, the situation of replacing the whole armature plate is avoided, the overall efficiency is improved, the maintenance cost of the overall device is reduced, and the brake is convenient to use in practice.
Description
Technical Field
The utility model relates to the technical field of brakes, in particular to a permanent magnet side-mounted brake.
Background
The permanent magnetic brake is a new type adjustable constant torque output equipment, its output shaft and main body are connected by means of magnetic pair, and can provide stable braking torque on the output shaft.
When the existing permanent magnet brake is used for braking, the annular saw teeth on the armature plate of the rotor are matched with a mechanism on the stator to realize braking, but with the increase of the using times, the saw teeth on the armature plate are easy to deform after a large amount of friction, so that the braking effect is affected, the efficiency of the whole brake is reduced, the traditional armature plate and the saw teeth are integrally formed, the whole armature plate is required to be replaced after being worn and deformed, the whole steps are complicated, the whole efficiency is reduced, the maintenance cost of the whole device is high, and the actual use is not facilitated.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a permanent magnet side-mounted brake, which solves the problems in the background.
The utility model provides the following technical scheme: a permanent magnet side-mounted brake comprising: the rotor comprises a connecting hub, a plate spring and an armature plate, wherein the upper surface of the armature plate is fixedly connected with the lower surface of the plate spring, the upper surface of the plate spring is in contact with the lower surface of the connecting hub, the rotor further comprises a second connecting screw, the connecting hub is connected with the plate spring through the second connecting screw, and an auxiliary assembly is arranged on the armature plate.
Preferably, the stator comprises a base, a coil is fixedly arranged on the bottom surface of an inner cavity of the base, a central electric drive and a permanent magnet body are arranged on the side surface, far away from the base, of the coil, the permanent magnet body is arranged on the periphery of the central electric drive, and the permanent magnet body is annular in shape.
Preferably, the stator further comprises a first connecting screw, and the central electric drive is fixedly connected with the base through the first connecting screw.
Preferably, the coil is provided with a connecting wire, and the connecting wire penetrates through the end part of the base and is electrically connected with the power supply.
Preferably, the auxiliary assembly comprises a counter bore groove, an annular sawtooth plate, an L-shaped connecting block and a reset spring plate which are arranged on the auxiliary assembly, wherein the counter bore groove is formed in two, the auxiliary assembly is annular in shape and is rotationally connected with the armature plate, and the side surface of the auxiliary assembly, on which the counter bore groove is arranged, and the side surface of the armature plate are located on the same plane.
Preferably, the annular serration plate is arranged on the side surface of the armature plate, which is far away from the auxiliary assembly, and the annular serration plate is rotationally connected with the armature plate, one end of the connecting block is fixedly connected with the auxiliary assembly, the other end of the connecting block penetrates through the armature plate to be in contact with the annular serration plate, and the connecting block is movably connected with the armature plate.
Preferably, the reset spring is arranged in the cavity inside the armature plate, one end of the reset spring is fixedly connected with the auxiliary assembly, and the other end of the reset spring is fixedly connected with the armature plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the brake with the side permanent magnets, the annular sawtooth plate is connected to the armature plate through the auxiliary assembly by changing the structure of the traditional armature plate, so that when the annular sawtooth plate is excessively worn and needs to be replaced, the annular sawtooth plate is only required to be quickly replaced through the auxiliary assembly, the situation of replacing the whole armature plate is avoided, the overall efficiency is improved, the maintenance cost of the overall device is reduced, and the brake is convenient to use in practice.
2. This stopper of permanent magnet side is through setting up the counter bore groove on annular auxiliary assembly for whole auxiliary assembly can submerge the surface of armature board, and when the user passes through the position of counter bore groove adjustment auxiliary assembly, whole device also can avoid causing the influence to stopper normal operating, thereby ensure overall structure's rationality, and still set up reset shell fragment, make overall structure more stable, the laminating is actual, the operation of being convenient for.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of an armature plate structure of the present utility model;
fig. 4 is an exploded view of an armature plate structure of the present utility model;
fig. 5 is a partial structural cross-sectional view of the auxiliary assembly of the present utility model.
In the figure: 1. connecting a hub; 2. a plate spring; 3. an armature plate; 4. a base; 5. a coil; 6. connecting wires; 7. a permanent magnet body; 8. a central electric drive; 9. a first connecting screw; 10. a second connecting screw; 11. an auxiliary component; 1101. a counter bore groove; 1102. an annular serrated plate; 1103. a connecting block; 1104. and resetting the spring plate.
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. 1-5, a permanent magnet side mounted brake, comprising: the rotor and stator, the rotor includes connecting hub 1, plate spring 2 and armature board 3, the upper surface and the lower fixed surface of plate spring 2 of armature board 3 are connected, the upper surface and the lower surface contact of connecting hub 1 of plate spring 2, and the rotor still includes second connecting screw 10, connecting hub 1 and plate spring 2 are connected through second connecting screw 10, be provided with auxiliary assembly 11 on the armature board 3, the stator includes base 4, base 4 inner chamber bottom surface fixed mounting has coil 5, the side that the base 4 was kept away from to coil 5 is provided with center electric drive 8 and permanent magnet body 7, permanent magnet body 7 sets up in the periphery of center electric drive 8, and permanent magnet body 7 shape is annular, the stator still includes first connecting screw 9, center electric drive 8 passes through first connecting screw 9 fixed connection with base 4, be provided with connecting wire 6 on the coil 5, connecting wire 6 runs through the tip and the power electric connection of base 4, ensure that whole device inner structure is accomplished, braking work can be stable reasonable.
The auxiliary assembly 11 comprises a counter bore groove 1101, an annular serration plate 1102 and an L-shaped connecting block 1103 and a reset spring 1104 which are arranged on the auxiliary assembly 11, wherein the counter bore groove 1101 is two, the auxiliary assembly 11 is annular, the auxiliary assembly 11 is rotationally connected with the armature plate 3, the side surface of the counter bore groove 1101 is arranged on the auxiliary assembly 11, the side surface of the armature plate 3 is positioned on the same plane, the annular serration plate 1102 is arranged on the side surface of the armature plate 3, which is far away from the auxiliary assembly 11, the annular serration plate 1102 is rotationally connected with the armature plate 3, one end of the connecting block 1103 is fixedly connected with the auxiliary assembly 11, the other end of the connecting block 1103 penetrates through the armature plate 3 to be in contact with the annular serration plate 1102, the connecting block 1103 is movably connected with the armature plate 3, the reset spring 1104 is arranged in an inner cavity of the armature plate 3, one end of the reset spring 1104 is fixedly connected with the auxiliary assembly 11, and the other end of the reset spring 1104 is fixedly connected with the armature plate 3, so that the operation steps of the maintenance of the whole device are simplified, the whole efficiency is improved, and the whole device is convenient to use.
The theory of operation, whole stopper divide into rotor and stator, and the rotor rotates on the stator, and the rotor is constituteed with armature board 3 through connecting hub 1, plate spring 2, and this three subassembly is also connected through second connecting screw 10, and plate spring 2 sets up between connecting hub 1 and armature board 3 to the rotor utilizes connecting hub 1 and motor shaft fixed connection, and the stator constitutes the structure more, is respectively: the permanent magnet motor comprises a base 4, a coil 5, a connecting lead 6, a permanent magnet body 7 and a central electric drive 8, wherein the structures are connected through a first connecting screw 9, the coil 5, the connecting lead 6, the permanent magnet body 7 and the central electric drive 8 are all arranged inside the base 4, the permanent magnet body 7 is arranged on the periphery of the central electric drive 8, the permanent magnet body 7 and the central electric drive 8 are all arranged above the coil 5, when the whole structure is not electrified, the plate-shaped spring 2 is deformed due to the attraction of the permanent magnet body 7, the position of the armature plate 3 is extruded, the armature plate 3 is in contact with the end face of a stator, namely the upper end face of the base 4 and the central electric drive 8, the rotation of the armature plate 3 is limited through an annular serration plate 1102 arranged on the bottom face of the armature plate 3, and then the whole rotor is braked on the stator, when the whole device is electrified through the connecting lead 6 and the coil 5, an electromagnetic field is generated inside the coil 5 and is exactly offset with the permanent magnetic field of the permanent magnet body 7, and at the moment, the limit of the plate-shaped armature plate 3 losing magnetic attraction is returned to the initial position, and the limit of the plate-shaped armature 2 can be released, so that the rotor can rotate again.
When the annular sawtooth plate 1102 on the armature plate 3 needs to be replaced, an auxiliary tool is used for being inserted into the counter bore groove 1101, the annular auxiliary assembly 11 rotationally connected to the armature plate 3 can be rotated at the moment, the L-shaped connecting block 1103 fixed on the side face of the auxiliary assembly 11 can move, the end part of the connecting block 1103 is not contacted with the annular sawtooth plate 1102 any more, the annular sawtooth plate 1102 can be removed from the armature plate 3 at the moment, replacement is completed, the auxiliary tool is pulled out, the auxiliary assembly 11 is limited by contact, the reset elastic piece 1104 fixedly connected with the auxiliary assembly 11 and the armature plate 3 at the moment can reset the auxiliary assembly 11 by utilizing the self elastic force, and the connecting block 1103 can fix the position of the annular sawtooth plate 1102 on the armature plate 3 by the reusable end part, so that the normal use of the armature plate 3 is maintained.
And the inside of the armature plate 3 is provided with a cavity for connecting and accommodating the reset spring 1104 so as to ensure that the whole structure can stably and reasonably run.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A permanent magnet side-mounted brake, comprising: the rotor comprises a connecting hub (1), a plate spring (2) and an armature plate (3), wherein the upper surface of the armature plate (3) is fixedly connected with the lower surface of the plate spring (2), the upper surface of the plate spring (2) is in contact with the lower surface of the connecting hub (1), the rotor further comprises a second connecting screw (10), the connecting hub (1) is connected with the plate spring (2) through the second connecting screw (10), and an auxiliary assembly (11) is arranged on the armature plate (3).
2. The brake with the side permanent magnets according to claim 1, wherein the stator comprises a base (4), a coil (5) is fixedly installed on the bottom surface of an inner cavity of the base (4), a center electric drive (8) and a permanent magnet body (7) are arranged on the side surface, far away from the base (4), of the coil (5), the permanent magnet body (7) is arranged on the periphery of the center electric drive (8), and the permanent magnet body (7) is annular in shape.
3. A permanent magnet-side brake according to claim 2, characterized in that the stator further comprises a first connection screw (9), the central electric drive (8) being fixedly connected to the base (4) by means of the first connection screw (9).
4. A permanent magnet side brake according to claim 2, characterized in that the coil (5) is provided with a connecting wire (6), the connecting wire (6) penetrating the end of the base (4) is electrically connected with a power supply.
5. The permanent magnet side-mounted brake of claim 1, wherein the auxiliary assembly (11) comprises a counter bore groove (1101), an annular serration plate (1102), an L-shaped connecting block (1103) and a reset spring piece (1104) which are formed in the auxiliary assembly (11), the counter bore groove (1101) is formed in two, the auxiliary assembly (11) is annular, the auxiliary assembly (11) is rotationally connected with the armature plate (3), and the side surface of the auxiliary assembly (11) with the counter bore groove (1101) is located on the same plane with the side surface of the armature plate (3).
6. The permanent magnet side brake according to claim 5, wherein the annular serration plate (1102) is disposed on a side surface of the armature plate (3) away from the auxiliary assembly (11), the annular serration plate (1102) is rotatably connected with the armature plate (3), one end of the connecting block (1103) is fixedly connected with the auxiliary assembly (11), the other end of the connecting block (1103) penetrates through the armature plate (3) to be in contact with the annular serration plate (1102), and the connecting block (1103) is movably connected with the armature plate (3).
7. The permanent magnet side-mounted brake according to claim 5, wherein the return spring (1104) is disposed in the cavity inside the armature plate (3), one end of the return spring (1104) is fixedly connected with the auxiliary assembly (11), and the other end of the return spring (1104) is fixedly connected with the armature plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322773386.7U CN220828454U (en) | 2023-10-17 | 2023-10-17 | Brake with side permanent magnets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322773386.7U CN220828454U (en) | 2023-10-17 | 2023-10-17 | Brake with side permanent magnets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220828454U true CN220828454U (en) | 2024-04-23 |
Family
ID=90722522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322773386.7U Active CN220828454U (en) | 2023-10-17 | 2023-10-17 | Brake with side permanent magnets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220828454U (en) |
-
2023
- 2023-10-17 CN CN202322773386.7U patent/CN220828454U/en active Active
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