CN212690652U

CN212690652U - Mixed water-cooling electromagnetic electric brake

Info

Publication number: CN212690652U
Application number: CN202021426465.0U
Authority: CN
Inventors: 焦伟; 王和山; 黄智�; 朱子龙
Original assignee: Hubei Zhongxuanli Motor Co ltd
Current assignee: Hubei Zhongxuanli Motor Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-12
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to the field of brakes, and discloses a hybrid water-cooling electromagnetic electric brake, which comprises a magnetic yoke body, a connecting component, an armature, a spring, an excitation coil, a first water through cavity and a second water through cavity; the coupling component is arranged on one side of the magnetic yoke body; the armature is fixed on one side, close to the magnetic yoke body, of the connecting assembly through a bolt; the spring is arranged in the center of the magnetic yoke body, and one end of the spring is in contact with the coupling component; the excitation coil is fixed in the magnetic yoke body; the first water through cavity and the second water through cavity are arranged in the magnetic yoke body; the first water through cavity is positioned between the magnet exciting coil and the armature; the second water through cavity is located the excitation coil periphery, encircles the excitation coil. The first water cavity and the second water cavity are filled with water, heat transmitted to the magnet exciting coil is taken away, and the service life of the electromagnetic loss electric brake is prolonged.

Description

Mixed water-cooling electromagnetic electric brake

Technical Field

The utility model relates to a stopper field, concretely relates to mixed water-cooling electromagnetism electric brake that gains.

Background

The brake is a device having a function of decelerating, stopping, or maintaining a stopped state of a moving member. Is a mechanical part that stops or decelerates moving parts in a machine. The brake comprises a caliper disc brake, a magnetic powder brake and an electromagnetic brake, wherein the electromagnetic brake comprises an electromagnetic power-on brake and an electromagnetic power-off brake.

The exciting coil in the electromagnetic brake is one of the most important elements, and is also the cause of the fault generation of most electromagnetic brakes; in the electromagnetic electric brake, the influence of vibration and moisture on the electromagnetic electric brake is small, and the heat cycle is the main reason for reducing the service life of the electromagnetic electric brake, so that the influence of heat generated by friction between the first friction disc and the second friction disc on the electromagnetic electric brake is the largest; however, the heat dissipation of the electromagnetic electric brake cannot completely solve the problem of the heat generation of the excitation coil.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the electromagnetic braking ware's that prior art exists problem of generating heat, providing a mixed water-cooling electromagnetism electric brake that gains, this mixed water-cooling electromagnetism electric brake that gains has the effect of quick cooling stopper.

In order to achieve the above object, the utility model provides a mixed water-cooling electromagnetic electric brake, which comprises a magnetic yoke body, a connecting component, an armature, a spring, an excitation coil, a first water through cavity and a second water through cavity; the coupling component is arranged on one side of the magnetic yoke body; the armature is fixed on one side, close to the magnetic yoke body, of the connecting assembly through a bolt; the spring is arranged in the center of the magnetic yoke body, and one end of the spring is in contact with the coupling component; the excitation coil is fixed in the magnetic yoke body; the first water through cavity and the second water through cavity are arranged in the magnetic yoke body; the first water through cavity is positioned between the magnet exciting coil and the armature; the second water through cavity is located the excitation coil periphery, encircles the excitation coil.

Preferably, the electromagnetic electric brake further comprises a water inlet and a water outlet, the water inlet and the water outlet are arranged on the periphery of the magnetic yoke body, the water inlet is communicated with the first water through cavity, the water outlet is communicated with the second water through cavity, and the first water through cavity and the second water through cavity are communicated in the magnetic yoke body.

Preferably, the electromagnetic power-on brake further comprises a transmission shaft, a gear sleeve, a first stop block and a second stop block, wherein the first stop block, the gear sleeve and the second stop block are sleeved on the transmission shaft; the coupling assembly is arranged on the gear sleeve through a gear sleeve, and can axially slide relative to the gear sleeve on the transmission shaft; the spring is sleeved on the connecting assembly and the first stop block, one end of the spring is abutted against the connecting assembly, the other end of the spring is abutted against the first stop block, the second stop block is arranged on one side, away from the first stop block, of the gear sleeve, and the gear sleeve is fixed on the transmission shaft through the first stop block and the second stop block.

Preferably, the electromagnetic electric brake comprises a temperature sensor, and the temperature sensor is arranged in the magnetic yoke body and located between the first water through cavity and the armature.

Preferably, the electromagnetic electric brake comprises a water flow control device, the water flow control device is electrically connected with the temperature sensor, and the water flow control device controls the water flow speed in the first water flowing cavity and the second water flowing cavity according to the temperature detected by the temperature sensor.

Through above-mentioned technical scheme, at internal first water cavity and the second water cavity that sets up of yoke, first water cavity that leads to sets up between armature and excitation coil, and the second water cavity that leads to sets up in the excitation coil periphery, lets in flowing water in first water cavity and the second water cavity that leads to, with the heat separation of friction production between the yoke body and the armature and take away, prevents that the heat from storing up in excitation coil, guarantees excitation coil's normal operating temperature, increases the life that the electromagnetism got electric brake.

Drawings

Fig. 1 is a schematic side sectional view of an electromagnetic electric brake according to an embodiment of the present invention;

fig. 2 is a schematic front plan view of an electromagnetic electric brake according to an embodiment of the present invention.

Description of the reference numerals

100. An electromagnetic power-on brake; 1. a yoke body; 2. a coupling assembly; 3. an armature; 4. a spring; 5. a field coil; 6. a first water passage cavity; 7. a second water passage cavity; 8. a water inlet; 9. a water outlet; 10. a drive shaft; 11. a gear sleeve; 12. a first stopper; 13. a second stopper; 14. a temperature sensor; 15. a water flow control device.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or as implying any number of indicated technical features, without on the contrary indicating the same. Thus, unless otherwise specified, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more. The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or combinations thereof may be present or added.

Further, terms of orientation or positional relationship indicated by "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are described based on the orientation or relative positional relationship shown in the drawings, are simply for convenience of description of the present application, and do not indicate that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

As shown in fig. 1 and fig. 2, the utility model discloses a hybrid water-cooling electromagnetic electric brake, which comprises a magnetic yoke body 1, a coupling component 2, an armature 3, a spring 4, a magnet exciting coil 5, a first water-through cavity 6 and a second water-through cavity 7; the coupling component 2 is arranged on one side of the magnetic yoke body 1; the armature 3 is fixed on one side of the coupling component 2 close to the magnetic yoke body 1 through a bolt; the spring 4 is arranged in the center of the magnetic yoke body 1, and one end of the spring is in contact with the coupling component 2; the excitation coil 5 is fixed in the yoke body 1; the first water through cavity 6 and the second water through cavity 7 are arranged in the magnet yoke body 1; the first water through cavity 6 is positioned between the excitation coil 5 and the armature 3; the second water through cavity 7 is located at the periphery of the excitation coil 5 and surrounds the excitation coil 5.

The electromagnetic power-on brake further comprises a transmission shaft 10, a gear sleeve 11, a first stop block and a second stop block 13, wherein the first stop block 12, the gear sleeve 11 and the second stop block 13 are sleeved on the transmission shaft 10; the coupling component 2 is arranged on the gear sleeve 11 through the gear sleeve 11, and the coupling component 2 can slide in the axial direction of the transmission shaft 10 relative to the gear sleeve 11; the spring 4 is sleeved on the coupling component 2 and the first stop block 12, one end of the spring abuts against the coupling component 2, the other end of the spring abuts against the first stop block 12, the second stop block 13 is arranged on one side, away from the first stop block 12, of the gear sleeve 11, and the gear sleeve 11 is fixed on the transmission shaft 10 through the first stop block 12 and the second stop block 13.

Set up first water cavity 6 and second water cavity 7 in the yoke body 1, first water cavity 6 sets up between armature 3 and excitation coil 5, second water cavity 7 sets up in excitation coil 5 periphery, let in flowing water in first water cavity 6 and second water cavity 7, the heat separation that produces with the friction between the yoke body 1 and armature 3 is taken away, prevent that the heat from storing up in excitation coil 5, guarantee excitation coil 5's normal operating temperature, increase the life that the electromagnetism got electric brake. In the electromagnetic power-on brake, a first stop block 12 and a second stop block 13 can limit the axial movement of the gear sleeve 11 on the transmission shaft 10, and the gear sleeve 11 and the transmission shaft 10 are fixed through splines so that the gear sleeve 11 and the transmission shaft 10 synchronously rotate; the spring 4 is sleeved on the first stop block 12 and the extension part of the connection component 2, when the excitation coil 5 is powered off, the spring 4 pushes the connection component 2 to separate the armature 3 on the connection component 2 from the yoke body 1, when the excitation coil 5 is powered on, the yoke body 1 generates magnetic force, the magnetic attraction force overcomes the elastic force of the spring 4 to adsorb the armature 3 on the yoke body 1, and the yoke body 1 and the armature 3 generate friction to brake.

The electromagnetic electric brake further comprises a water inlet 8 and a water outlet 9, the water inlet 8 and the water outlet 9 are arranged on the periphery of the magnetic yoke body 1, the water inlet 8 is communicated with the first water through cavity 6, the water outlet 9 is communicated with the second water through cavity 7, and the first water through cavity 6 is communicated with the second water through cavity 7 in the magnetic yoke body 1. The first water through cavity 6 is communicated with the water inlet 8, the second water through cavity 7 is communicated with the water outlet 9, the water inlet 8 conveys external cold water into the first water through cavity 6 and the second water through cavity 7, and the temperature of the magnetic coil is guaranteed to be constant.

Furthermore, the electromagnetic electric brake of the utility model also comprises a temperature sensor 14 and a water flow control device 15; the temperature sensor 14 is arranged in the yoke body 1 and is positioned between the first water through cavity 6 and the armature 3; the water flow control device 15 is electrically connected with the temperature sensor 14, and the water flow control device 15 controls the water flow speed in the first water through cavity 6 and the second water through cavity 7 according to the temperature detected by the temperature sensor 14.

Be provided with temperature sensor 14 between first logical water cavity 6 and armature 3, survey excitation coil 5's temperature, conveniently regulate and control rivers speed,

temperature sensor

14 and 15 electric connection of rivers controlling means, rivers controlling means 15 is according to the temperature adjustment rivers speed that temperature sensor 14 surveyed, when excitation coil 5's temperature surpassed preset temperature, rivers controlling means 15 starts and accelerates rivers speed, when excitation coil 5's temperature risees once more, rivers controlling means 15 increase rivers speed once more, make excitation coil 5 rapid cooling, guarantee excitation coil 5's normal operating temperature.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. A hybrid water-cooling electromagnetic electric brake is characterized by comprising a yoke body (1), a connecting component (2), an armature (3), a spring (4), an excitation coil (5), a first water through cavity (6) and a second water through cavity (7); the coupling component (2) is arranged on one side of the magnetic yoke body (1); the armature (3) is fixed on one side, close to the magnetic yoke body (1), of the connecting component (2) through a bolt; the spring (4) is arranged in the center of the magnetic yoke body (1), and one end of the spring is in contact with the coupling component (2); the excitation coil (5) is fixed in the magnet yoke body (1); the first water through cavity (6) and the second water through cavity (7) are arranged in the magnet yoke body (1); the first water through cavity (6) is positioned between the magnet exciting coil (5) and the armature (3); the second water through cavity (7) is located on the periphery of the magnet exciting coil (5) and surrounds the magnet exciting coil (5).

2. The hybrid water-cooled electromagnetic electric brake according to claim 1, further comprising a water inlet (8) and a water outlet (9), wherein the water inlet (8) and the water outlet (9) are disposed at the periphery of the yoke body (1), the water inlet (8) is communicated with the first water through cavity (6), the water outlet (9) is communicated with the second water through cavity (7), and the first water through cavity (6) and the second water through cavity (7) are communicated in the yoke body (1).

3. The hybrid water-cooling electromagnetic power brake as claimed in claim 1, further comprising a transmission shaft (10), a gear sleeve (11), a first stop block and a second stop block (13), wherein the transmission shaft (10) is sleeved with the first stop block (12), the gear sleeve (11) and the second stop block (13); the connecting component (2) is arranged on the gear sleeve (11) through the gear sleeve (11), and the connecting component (2) can slide in the axial direction of the transmission shaft (10) relative to the gear sleeve (11); the spring (4) is sleeved on the connecting component (2) and the first stop block (12), one end of the spring is abutted to the connecting component (2), the other end of the spring is abutted to the first stop block (12), the second stop block (13) is arranged on one side, away from the first stop block (12), of the gear sleeve (11), and the gear sleeve (11) is fixed on the transmission shaft (10) through the first stop block (12) and the second stop block (13).

4. The hybrid water-cooled electromagnetic energy-gaining electric brake as claimed in claim 1, characterized in that the electromagnetic energy-gaining electric brake comprises a temperature sensor (14), the temperature sensor (14) being arranged inside the yoke body (1) between the first water passage chamber (6) and the armature (3).

5. The hybrid water-cooled electromagnetic electric brake as claimed in claim 4, characterized in that the electromagnetic electric brake comprises a water flow control device (15), the water flow control device (15) is electrically connected with the temperature sensor (14), and the water flow control device (15) controls the water flow speed in the first and second water through cavities (6, 7) according to the temperature detected by the temperature sensor (14).