CN210371748U - Magnetic brake device - Google Patents
Magnetic brake device Download PDFInfo
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- CN210371748U CN210371748U CN201921347177.3U CN201921347177U CN210371748U CN 210371748 U CN210371748 U CN 210371748U CN 201921347177 U CN201921347177 U CN 201921347177U CN 210371748 U CN210371748 U CN 210371748U
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- brake
- brake pad
- pad
- electromagnetic suction
- block
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Abstract
The utility model discloses a magnetic brake device, which comprises a brake block, a brake drum, an electromagnetic suction block and a power supply, wherein the brake block is arranged on a wheel axle, and the brake drum is covered outside the brake block; the brake drum is fixedly connected with the inner hub of the wheel and synchronously rotates with the wheel; the electromagnetic suction piece is arranged on the outer side of the brake drum, and the position of the electromagnetic suction piece is matched with that of the brake pad; the electromagnetic attraction piece is connected with a power supply and is used for providing electromagnetic attraction force for the brake pad; the electromagnetic suction piece is arranged outside the brake block, and provides electromagnetic attraction force for the brake block through the electromagnetic suction piece, so that the brake block is driven to move and contact with the brake drum, resistance is applied to the wheel, and the braking of the vehicle is realized; the utility model discloses an electromagnetic attraction provides brake power, has improved brake strength, has realized the quick brake, has ensured the stable safety of vehicle braking.
Description
Technical Field
The utility model belongs to the technical field of car arresting gear, in particular to magnetic brake device.
Background
The brake device is an important component of an automobile, at present, most of automobiles adopt drum brakes or disc brakes, which are friction brake systems, and the friction brakes realize the deceleration of the automobile by adopting friction; the friction type brake is frequently carried out, so that the brake pad is rapidly abraded; in the braking process, the brake pad is easy to heat and even catch fire, so that the brake failure is easy to cause, and great potential safety hazard exists; meanwhile, the abrasion of the brake pad consumes, and the maintenance cost is increased.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model provides a magnetic brake device.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a magnetic brake device, which comprises a brake block, a brake drum, an electromagnetic suction block and a power supply, wherein the brake block is arranged on a wheel axle, and the brake drum is covered outside the brake block; the brake drum is fixedly connected with the inner hub of the wheel and synchronously rotates with the wheel; the electromagnetic suction piece is arranged on the outer side of the brake drum, and the position of the electromagnetic suction piece is matched with that of the brake pad; the electromagnetic attraction piece is connected with a power supply and is used for providing electromagnetic attraction force for the brake piece.
Furthermore, the brake block comprises a first brake block, a second brake block and two connecting pieces which are symmetrically arranged, and the first brake block and the second brake block have the same structure and are both semicircular structures; the first brake pad and the second brake pad are connected together end to end by two connecting pieces to form a circular structure; the electromagnetic suction piece comprises a first electromagnetic suction piece and a second electromagnetic suction piece, the first electromagnetic suction piece is arranged on the outer circumference of the first brake piece, the second electromagnetic suction piece is arranged on the outer circumference of the second brake piece, and the first electromagnetic suction piece and the second electromagnetic suction piece are both arranged on the frame.
Furthermore, the first brake plate comprises a first brake plate brake shoe and a first brake plate friction plate, and the second brake plate comprises a second brake plate brake shoe and a second brake plate friction plate; the first brake shoe and the second brake shoe are symmetrically arranged at two sides of a wheel axle of the wheel, the first brake shoe and the second brake shoe are connected together end to end by two connecting pieces, and the first brake shoe or the second brake shoe is connected with the connecting pieces by pins; the connecting piece adopts an adjuster which can realize displacement adjustment of the first brake pad brake shoe and the second brake pad brake shoe; the first brake pad friction plate and the second brake pad friction plate are both of semicircular structures, the first brake pad friction plate is fixedly arranged on the outer side edge of a brake shoe of the first brake pad, and the second brake pad friction plate is fixedly arranged on the outer side edge of a brake shoe of the second brake pad.
Furthermore, the brake further comprises a return spring, and the return spring is arranged between the first brake pad and the second brake pad; one end of the return spring is fixedly connected with the first brake pad, and the other end of the return spring is connected with the second brake pad.
Furthermore, the return spring comprises a first return spring and a second return spring which are arranged in parallel, two ends of the first return spring are respectively connected with one end of the first brake pad and one end of the second brake pad, and two ends of the second return spring are respectively connected with the other end of the first brake pad and the other end of the second brake pad.
Furthermore, the electromagnetic suction sheet comprises an arc sheet iron block and a conductive winding, the arc sheet iron block is fixedly arranged on the frame, the conductive winding is wound on the arc sheet iron block, and the conductive winding is connected with a power supply.
Furthermore, still include the energy recuperation circuit, the energy recuperation circuit includes copper wire group, connecting wire and energy storage device, and copper wire group sets up on the wheel shaft, and the central line of piece is inhaled to the perpendicular first electromagnetism of hollow portion of copper wire group and second electromagnetism, and the output of copper wire group is connected with energy storage device through connecting wire.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a magnetic braking device, which is characterized in that a brake block is fixedly arranged on a vehicle wheel shaft, an electromagnetic suction block is arranged outside the brake block, the electromagnetic suction block provides electromagnetic attraction force for the brake block, the brake block is driven to move and is contacted with a brake drum, resistance is applied to a wheel, and braking of the vehicle is realized; the utility model discloses an electromagnetic attraction provides brake power, has improved brake strength, has realized the quick brake, has ensured the stable safety of vehicle braking.
Furthermore, by arranging the return spring, the brake pad can be timely reset after braking is finished, excessive friction between the brake pad and the brake drum is avoided, excessive abrasion of the brake pad is avoided, and the braking effect is improved.
Furthermore, through the arrangement of the energy recovery circuit, the energy recovery in the braking process is realized, the utilization rate of the energy is improved, and the purpose of saving the energy is realized.
Drawings
Fig. 1 is a schematic view of the overall structure of the magnetic brake device of the present invention;
fig. 2 is a schematic structural view of a brake pad in the magnetic brake device of the present invention;
fig. 3 is a schematic structural view of an electromagnetic attraction sheet in the magnetic brake device of the present invention;
fig. 4 is a schematic view of a connecting member structure in the magnetic brake device of the present invention.
Wherein, 1 brake block, 2 brake drums, 3 electromagnetic suction blocks, 4 return springs; 11 a first brake block, 12 a second brake block and 13 a connecting piece; 111 a first brake pad brake shoe, 112 a first brake pad friction plate, 121 a second brake pad brake shoe, 122 a second brake pad friction plate; 31 a first electromagnetic absorption sheet and 32 a second electromagnetic absorption sheet; 41 first return spring, 42 second return spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-4, the utility model provides a magnetic brake device, which comprises a brake pad 1, a brake drum 2, an electromagnetic suction pad 3, a return spring 4, a brake circuit and an energy recovery circuit;
the brake pad 1 is arranged on a wheel axle of the wheel, and the brake drum 2 is covered outside the brake pad 1; the brake drum 2 is fixedly connected with the inner hub of the wheel and synchronously rotates with the wheel; the electromagnetic suction piece 3 is arranged on the outer side of the brake drum 2, the position of the electromagnetic suction piece 3 is matched with that of the brake pad 1, and the electromagnetic suction piece 3 is used for providing electromagnetic attraction for the brake pad 1; the electromagnetic suction piece 3 is connected with a brake circuit, and the brake circuit is used for providing electric energy for the electromagnetic suction piece 3.
The brake pad 1 comprises a first brake pad 11, a second brake pad 12 and two connecting pieces 13 which are symmetrically arranged, and the first brake pad 11 and the second brake pad 12 have the same structure and are both semicircular structures; the first brake block 11 and the second brake block 12 are connected together end to end by two connecting pieces 13 to form a circular ring structure.
The first brake pad friction plate 112 and the second brake pad friction plate 122 are both semicircular structures, the first brake pad friction plate 112 is fixedly arranged on the outer side edge of the first brake pad brake shoe 111, and the second brake pad friction plate 122 is fixedly arranged on the outer side edge of the second brake pad brake shoe 121; during braking, the first brake pad 112 and the second brake pad 122 are in close contact with the brake drum.
The electromagnetic suction piece 3 comprises a first electromagnetic suction piece 31 and a second electromagnetic suction piece 32, the first electromagnetic suction piece 31 is arranged on the outer circumference of the first brake piece 11, the second electromagnetic suction piece 32 is arranged on the outer circumference of the second brake piece 12, and the first electromagnetic suction piece 31 and the second electromagnetic suction piece 32 are both arranged on the frame; the electromagnetic attraction piece 3 comprises an arc sheet iron block and a conductive winding, the arc sheet iron block is fixedly arranged on the frame, the conductive winding is wound on the arc sheet iron block, the input end of the conductive winding is connected with a braking circuit and supplies power to the conductive winding through the braking circuit, the arc sheet iron block is generated after the conductive winding is electrified to generate magnetic attraction, and the arc sheet iron block is used for attracting the brake pad 1 through the electromagnetism to realize the purpose of braking.
The return spring 4 is arranged between the first brake pad 11 and the second brake pad 12, the return spring 4 comprises a first return spring 41 and a second return spring 42, the first return spring 41 and the second return spring 42 are arranged in parallel, two ends of the first return spring 41 are respectively connected with one end of the first brake pad brake shoe 111 and one end of the second brake pad brake shoe 121, and two ends of the second return spring 42 are respectively connected with the other end of the first brake pad brake shoe 111 and the other end of the second brake pad brake shoe 121; through set up return spring 4 between first brake block 11 and second brake block 12, guaranteed after the braking, first brake block 11 and second brake block 12 can in time reset, have avoided the excessive friction between brake block 1 and the brake drum 2, have avoided the excessive wearing and tearing of brake block, have improved braking effect.
The brake circuit comprises a power supply, a brake switch, a fuse and a connecting wire, wherein the output end of the power supply is connected with one end of the brake switch through the connecting wire, the other end of the brake switch is connected with the conductive winding through the wire, the fuse is arranged between the power supply and the brake switch, and the brake switch is arranged on the pedal brake plate; the on-off of the conductive winding and the power supply and the current supplied by the power supply to the conductive winding are controlled by treading the pedal brake pad, and the control of the magnetic force of the electromagnetic absorption sheet is realized; through setting up the fuse, avoided because of the electric current of conductive winding is too big, the phenomenon that conductive winding is burnt appears.
The energy recovery circuit comprises a copper wire group, a connecting wire, an energy storage device and an energy recovery switch, wherein the copper wire group is arranged on a wheel shaft of the wheel, the hollow part of the copper wire group is perpendicular to a middle connecting line of the first electromagnetic suction sheet 31 and the second electromagnetic suction sheet 32, the output end of the copper wire group is connected with the energy storage device through the connecting wire, the energy recovery switch is arranged on the connecting wire and shared with the brake switch, the copper wire group is arranged on the wheel shaft of the wheel, and when the electromagnetic suction sheets 3 brake, the copper wire group cuts a magnetic field to generate current which flows back to the energy storage device.
Principle of operation
When the magnetic brake device is used, the electromagnetic suction piece is electrified through the brake circuit, and the conductive winding on the electromagnetic suction piece generates electromagnetic force due to electrification, so that the brake piece is attracted to move, the brake piece is tightly combined with the brake drum, friction is generated, and braking is performed; the periphery of the sheet iron core block of the electromagnetic absorption sheet is wound with a wire winding, and the electromagnetic absorption sheet generates magnetism to attract the brake sheet after being electrified so as to achieve the purpose of braking, and the electromagnetic absorption sheet is fast in braking with the original drum, long in service life of parts and capable of recycling a small part of energy; meanwhile, the copper wire group arranged on the wheel axle cuts the magnetic field to generate current when the electromagnetic suction sheet 3 brakes, and the current flows back to the energy storage device, so that the electric energy is recycled.
The above embodiments are only used for illustrating the technical solutions of the present invention and do not limit the protection scope of the claims. It will be understood by those skilled in the art that various modifications and substitutions can be made to the preferred embodiment without departing from the spirit and scope of the invention.
Claims (7)
1. A magnetic brake device is characterized by comprising a brake pad (1), a brake drum (2), an electromagnetic suction pad (3) and a power supply, wherein the brake pad (1) is arranged on a wheel axle, and the brake drum (2) is covered outside the brake pad (1); the brake drum (2) is fixedly connected with the inner hub of the wheel and synchronously rotates with the wheel; the electromagnetic suction piece (3) is arranged on the outer side of the brake drum (2), and the position of the electromagnetic suction piece (3) is adapted to the position of the brake pad (1); the electromagnetic suction piece (3) is connected with a power supply and is used for providing electromagnetic attraction force for the brake piece (1).
2. The magnetic brake device according to claim 1, wherein the brake block (1) comprises a first brake block (11), a second brake block (12) and two connecting pieces (13) which are symmetrically arranged, and the first brake block (11) and the second brake block (12) have the same structure and are both semicircular structures; the first brake pad (11) and the second brake pad (12) are connected together end to end by two connecting pieces (13) to form a circular structure; the electromagnetic suction piece (3) comprises a first electromagnetic suction piece (31) and a second electromagnetic suction piece (32), the first electromagnetic suction piece (31) is arranged on the outer circumference of the first brake piece (11), the second electromagnetic suction piece (32) is arranged on the outer circumference of the second brake piece (12), and the first electromagnetic suction piece (31) and the second electromagnetic suction piece (32) are both arranged on the frame.
3. A magnetic brake arrangement as claimed in claim 2, characterised in that the first brake plate (11) includes a first brake plate brake shoe (111) and a first brake plate friction plate (112), and the second brake plate (12) includes a second brake plate brake shoe (121) and a second brake plate friction plate (122); the first brake shoe (111) and the second brake shoe (121) are symmetrically arranged on two sides of a wheel axle of the wheel, the first brake shoe (111) and the second brake shoe (121) are connected together end to end by two connecting pieces (13), and the first brake shoe (111) or the second brake shoe (121) is connected with the connecting pieces (13) by pins; the connecting piece (13) adopts an adjuster which can realize displacement adjustment of the first brake pad brake shoe (111) and the second brake pad brake shoe (121); the first brake pad friction plate (112) and the second brake pad friction plate (122) are both of semicircular structures, the first brake pad friction plate (112) is fixedly arranged on the outer side edge of a first brake pad brake shoe (111), and the second brake pad friction plate (122) is fixedly arranged on the outer side edge of a second brake pad brake shoe (121).
4. A magnetic brake device according to claim 1, further comprising a return spring (4), the return spring (4) being disposed between the first brake pad (11) and the second brake pad (12); one end of the return spring (4) is fixedly connected with the first brake block (11), and the other end of the return spring is connected with the second brake block (12).
5. The magnetic brake device according to claim 1, wherein the return spring (4) comprises a first return spring (41) and a second return spring (42), the first return spring (41) and the second return spring (42) are arranged in parallel, two ends of the first return spring (41) are respectively connected with one end of the first brake pad (11) and one end of the second brake pad (12), and two ends of the second return spring (42) are respectively connected with the other end of the first brake pad (11) and the other end of the second brake pad (12).
6. The magnetic brake device according to claim 2, wherein the electromagnetic absorbing sheet (31) comprises an arc sheet iron block and a conductive winding, the arc sheet iron block is fixedly arranged on the frame, the conductive winding is wound on the arc sheet iron block, and the conductive winding is connected with a power supply.
7. The magnetic brake device according to claim 2, further comprising an energy recovery circuit, wherein the energy recovery circuit comprises a copper wire set, a connecting wire and an energy storage device, the copper wire set is disposed on the wheel axle, a hollow portion of the copper wire set is perpendicular to a central connecting line of the first electromagnetic suction piece (31) and the second electromagnetic suction piece (32), and an output end of the copper wire set is connected with the energy storage device through the connecting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347177.3U CN210371748U (en) | 2019-08-19 | 2019-08-19 | Magnetic brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921347177.3U CN210371748U (en) | 2019-08-19 | 2019-08-19 | Magnetic brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210371748U true CN210371748U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921347177.3U Active CN210371748U (en) | 2019-08-19 | 2019-08-19 | Magnetic brake device |
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| Country | Link |
|---|---|
| CN (1) | CN210371748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219055A (en) * | 2021-04-29 | 2021-08-06 | 安徽江淮汽车集团股份有限公司 | Detection instrument of car panel beating |
-
2019
- 2019-08-19 CN CN201921347177.3U patent/CN210371748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219055A (en) * | 2021-04-29 | 2021-08-06 | 安徽江淮汽车集团股份有限公司 | Detection instrument of car panel beating |
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