CN216922938U - Electromagnetic dual-drive self-locking brake - Google Patents
Electromagnetic dual-drive self-locking brake Download PDFInfo
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- CN216922938U CN216922938U CN202220612443.6U CN202220612443U CN216922938U CN 216922938 U CN216922938 U CN 216922938U CN 202220612443 U CN202220612443 U CN 202220612443U CN 216922938 U CN216922938 U CN 216922938U
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- brake arm
- driving electromagnet
- main driving
- spring
- brake
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Abstract
The utility model relates to an electromagnetic dual-drive self-locking brake which comprises a base, wherein a left brake arm and a right brake arm are respectively and rotatably connected to two ends of the base, brake shoe components are arranged on the inner sides of the left brake arm and the right brake arm, a main drive electromagnet is rotatably connected to the inner side of the top end of the right brake arm, an auxiliary drive electromagnet is arranged at the top end of the main drive electromagnet in a matched mode, one end, far away from the right brake arm, of the main drive electromagnet is connected with a connecting screw rod, and one end, far away from the main drive electromagnet, of the connecting screw rod is rotatably connected with the left brake arm. The utility model can not brake when in non-active control, saves energy consumption, and has stable work and high safety.
Description
Technical Field
The utility model belongs to the technical field of brakes, and particularly relates to an electromagnetic dual-drive self-locking brake.
Background
The brake is a device having a function of decelerating, stopping, or maintaining a stopped state of a moving member or a moving machine, and an electromagnetically driven brake is generally used for braking and decelerating equipment such as a large and medium-sized crane, a port loading and unloading machine, a metallurgical machine, a transportation machine, and a mining machine. The conventional electromagnetic drum brake adopts a power-on opening and power-off braking mode, if power is off or parts are damaged, the brake can be braked, and energy consumption and potential safety hazards are caused.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides an electromagnetic dual-drive self-locking brake which can not brake when in non-active control, saves energy consumption, and has stable work and high safety.
The technical scheme adopted by the utility model is as follows: an electromagnetic dual-drive self-locking brake comprises a base, wherein a left brake arm and a right brake arm are respectively and rotatably connected to two ends of the base, brake shoe components are arranged on the inner sides of the left brake arm and the right brake arm, a main driving electromagnet is rotatably connected to the inner side of the top end of the right brake arm, an auxiliary driving electromagnet is arranged at the top end of the main driving electromagnet in a matched mode, one end, far away from the right brake arm, of the main driving electromagnet is connected with a connecting screw rod, and one end, far away from the main driving electromagnet, of the connecting screw rod is rotatably connected with the left brake arm;
a guide cylinder, a first spring, a main magnet pressing plate and a fixing plate are arranged inside the main driving electromagnet, one end of the guide cylinder is fixedly connected with the inner wall of one end, close to the connecting screw rod, of the main driving electromagnet, the first spring is arranged in the guide cylinder, the connecting screw rod penetrates through the inner wall of one end of the main driving electromagnet and is inserted into the first spring, one end, far away from the connecting screw rod, of the first spring is fixedly connected with the main magnet pressing plate, and the fixing plate is fixedly arranged on the inner wall of the other end of the main driving electromagnet;
the magnetic iron plate is characterized in that a second spring and an auxiliary magnetic iron plate are arranged inside the auxiliary driving electromagnet, the second spring is fixed on the inner wall of the top end of the auxiliary driving electromagnet, the bottom end of the second spring is fixedly connected with the auxiliary magnetic iron plate, and the bottom of the magnetic iron plate is fixedly connected with a bolt which is used for being inserted between the main magnetic iron pressing plate and the fixing plate.
Preferably, the electromagnetic dual-drive self-locking brake further comprises a torque adjusting component, the torque adjusting component comprises a mounting seat, a bearing and a threaded cylinder, one end of the mounting seat is fixed on the end face of the main drive electromagnet, the other end of the mounting seat is fixedly connected with the bearing, the threaded cylinder is located on one side, away from the mounting seat, of the bearing and is rotatably connected with the bearing, and the connecting screw rod is inserted into the threaded cylinder and is in threaded connection with the threaded cylinder.
Preferably, the inner side of the top end of the right brake arm is rotatably connected with a connecting seat, and one end, far away from the right brake arm, of the connecting seat is fixedly connected with the main driving electromagnet.
Preferably, the bottom ends of the two sides of the left brake arm and the right brake arm are respectively provided with an equal-back-distance component, and the two equal-back-distance components are identical in specification and are symmetrically installed.
Preferably, the brake shoe parts are arc-shaped plates, and the openings of the two brake shoe parts are opposite.
Preferably, the left brake arm, the right brake arm and the base form a U-shaped body, and the left brake arm and the right brake arm are symmetrically arranged.
The utility model has the beneficial effects that: according to the utility model, through the matched arrangement of the main driving electromagnet and the auxiliary driving electromagnet, when the main driving electromagnet supplies power, the plug pin in the auxiliary driving electromagnet is clamped between the main magnet pressing plate and the fixing plate, so that the brake is always in an open state after the main driving electromagnet is powered off, and the energy consumption is saved; the brake can realize the contracting brake by resetting the bolt after sequentially supplying power to the main driving electromagnet and the auxiliary driving electromagnet and then sequentially powering off.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of a part of the structure of the present invention.
In the figure: 1. the brake device comprises a base 2, a left brake arm 3, a right brake arm 4, a brake shoe component 5, a main driving electromagnet 6, an auxiliary driving electromagnet 7, a connecting screw rod 8, a guide barrel 9, a first spring 10, a main magnet pressing plate 11, a fixing plate 12, a second spring 13, an auxiliary magnet plate 14, a bolt 15, a torque adjusting component 151, a mounting seat 152, a bearing 153, a threaded barrel 16, a connecting seat 17 and equal-backlash components.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and are specifically described below with reference to the embodiments.
As shown in fig. 1, the electromagnetic dual-drive self-locking brake comprises a base 1, wherein two ends of the base 1 are respectively connected with a left brake arm 2 and a right brake arm 3 in a rotating manner, the left brake arm 2, the right brake arm 3 and the base 1 form a U-shaped body, the left brake arm 2 and the right brake arm 3 are symmetrically arranged, brake shoe components 4 are arranged on the inner sides of the left brake arm 2 and the right brake arm 3, the brake shoe components 4 are arc-shaped plates, openings of the two brake shoe components 4 are opposite, the inner side of the top end of the right brake arm 3 is connected with a connecting seat 16 in a rotating manner, one end, far away from the right brake arm 3, of the connecting seat 16 is fixedly connected with a main drive electromagnet 5, the inner side of the top end of the right brake arm 3 is connected with the main drive electromagnet 5 in a rotating manner through the connecting seat 16, and the rotation of the right brake arm 3 is more flexible when the brake is opened, the top end of the main driving electromagnet 5 is provided with an auxiliary driving electromagnet 6 in a matching manner, one end, far away from the right brake arm 3, of the main driving electromagnet 5 is connected with a connecting screw rod 7, and one end, far away from the main driving electromagnet 5, of the connecting screw rod 7 is rotatably connected with the left brake arm 2;
as shown in fig. 2, a guide cylinder 8, a first spring 9, a main magnet pressing plate 10 and a fixing plate 11 are arranged inside the main driving electromagnet 5, one end of the guide cylinder 8 is fixedly connected with the inner wall of one end of the main driving electromagnet 5 close to the connecting screw 7, the first spring 9 is arranged in the guide cylinder 8, the connecting screw 7 passes through the inner wall of one end of the main driving electromagnet 5 and is inserted into the first spring 9, one end of the first spring 9 far from the connecting screw 7 is fixedly connected with the main magnet pressing plate 10, and the fixing plate 11 is fixedly arranged on the inner wall of the other end of the main driving electromagnet 5;
a second spring 12 and an auxiliary magnet plate 13 are arranged inside the auxiliary driving electromagnet 6, the second spring 12 is fixed on the inner wall of the top end of the auxiliary driving electromagnet 6, the bottom end of the second spring 12 is fixedly connected with the auxiliary magnet plate 13, a plug pin 14 is fixedly connected to the bottom of the auxiliary magnet plate 13, and the plug pin 14 is used for being inserted between the main magnet pressing plate 10 and the fixing plate 11.
In order to achieve better effect, the electromagnetic dual-drive self-locking brake further comprises a torque adjusting component 15, the torque adjusting component 15 comprises a mounting seat 151, a bearing 152 and a threaded cylinder 153, one end of the mounting seat 151 is fixed on the end face of the main drive electromagnet 5, the other end of the mounting seat 151 is fixedly connected with the bearing 152, the threaded cylinder 153 is located on one side, away from the mounting seat 151, of the bearing 152 and is rotatably connected with the bearing 152, the connecting screw 7 is inserted into the threaded cylinder 153 and is in threaded connection with the threaded cylinder 153, and through the arrangement of the torque adjusting component 15, when the pressure of the first spring 9 is insufficient, the threaded cylinder 153 can be rotated, so that the connecting screw 7 pushes the main magnet pressing plate 10 to extrude the plug 14 between the main magnet pressing plate 10 and the fixing plate 11, and when the pressure is too much, the threaded cylinder 153 is reversely screwed.
For better effect, the bottom ends of the two sides of the left brake arm 2 and the right brake arm 3 are respectively provided with an equal-back distance component 17, and the two equal-back distance components 17 are identical in specification and symmetrically installed, so that the back distance amplitude of the left brake arm 2 and the back distance amplitude of the right brake arm 3 are identical.
When the brake works, if the main driving electromagnet 5 is electrified, the main magnet pressing plate 10 is attracted to move leftwards, the first spring 9 is compressed, the main magnet pressing plate 10 is separated from the fixing plate 11, the brake is switched on, then the auxiliary magnet plate 13 drives the bolt 14 to move downwards under the elastic force of the second spring 12 and is inserted between the main magnet pressing plate 10 and the fixing plate 11, the main driving electromagnet 5 is powered off, the main magnet pressing plate 10 moves towards the fixing plate 11 under the action of the first spring 9, the bolt 14 is fixed between the main magnet pressing plate 10 and the fixing plate 11, and the brake is always in a switch-off state under the condition of power failure; when the band-type brake is used, firstly, the main driving electromagnet 5 is electrified, the main magnet pressing plate 10 moves leftwards, then the auxiliary driving electromagnet 6 is electrified, the auxiliary magnet plate 13 drives the bolt 14 to move upwards, the bolt 14 leaves an interlocking area between the main magnet pressing plate 10 and the fixing plate 11, then the main driving electromagnet 5 is powered off, the main magnet pressing plate 10 moves to the fixing plate 11 under the action of the first spring 9 to realize the band-type brake, the auxiliary driving electromagnet 6 is powered off after the band-type brake, at the moment, the bolt 14 cannot be inserted between the main magnet pressing plate 10 and the fixing plate 11, and the brake is always in a band-type brake state. The brake can still maintain the state under the condition of power failure after the brake is opened or the brake is contracting, energy consumption is saved, meanwhile, the brake is not used in the non-active control, the work is stable, and the safety is high.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an electromagnetism dual drive self-locking brake, includes the base, the both ends of base are rotated respectively and are connected with left brake arm and right brake arm, the inboard of left brake arm and right brake arm all is provided with brake shoe part, its characterized in that: the inner side of the top end of the right brake arm is rotatably connected with a main driving electromagnet, the top end of the main driving electromagnet is provided with an auxiliary driving electromagnet in a matching way, one end of the main driving electromagnet, which is far away from the right brake arm, is connected with a connecting screw rod, and one end of the connecting screw rod, which is far away from the main driving electromagnet, is rotatably connected with the left brake arm;
a guide cylinder, a first spring, a main magnet pressing plate and a fixing plate are arranged inside the main driving electromagnet, one end of the guide cylinder is fixedly connected with the inner wall of one end, close to the connecting screw rod, of the main driving electromagnet, the first spring is arranged in the guide cylinder, the connecting screw rod penetrates through the inner wall of one end of the main driving electromagnet and is inserted into the first spring, one end, far away from the connecting screw rod, of the first spring is fixedly connected with the main magnet pressing plate, and the fixing plate is fixedly arranged on the inner wall of the other end of the main driving electromagnet;
the secondary driving electromagnet is internally provided with a second spring and a secondary magnet plate, the second spring is fixed on the inner wall of the top end of the secondary driving electromagnet, the bottom end of the second spring is fixedly connected with the secondary magnet plate, and the bottom of the secondary magnet plate is fixedly connected with a plug pin which is used for being inserted between the main magnet pressing plate and the fixing plate.
2. The electromagnetic dual-drive self-locking brake according to claim 1, characterized in that: the electromagnetic driving device is characterized by further comprising a torque adjusting component, wherein the torque adjusting component comprises a mounting seat, a bearing and a threaded cylinder, one end of the mounting seat is fixed on the end face of the main driving electromagnet, the other end of the mounting seat is fixedly connected with the bearing, the threaded cylinder is located on one side, far away from the mounting seat, of the bearing and is rotatably connected with the bearing, and the connecting screw rod is inserted into the threaded cylinder and is in threaded connection with the threaded cylinder.
3. The electromagnetic dual-drive self-locking brake according to claim 1, characterized in that: the inner side of the top end of the right brake arm is rotatably connected with a connecting seat, and one end, far away from the right brake arm, of the connecting seat is fixedly connected with the main driving electromagnet.
4. The electromagnetic dual-drive self-locking brake according to claim 1, characterized in that: the bottom ends of the two sides of the left brake arm and the right brake arm are respectively provided with an equal-back-distance component, and the two equal-back-distance components are identical in specification and are symmetrically installed.
5. The electromagnetic dual-drive self-locking brake according to claim 1, characterized in that: the brake shoe components are arc-shaped plates, and the openings of the two brake shoe components are opposite.
6. The electromagnetic dual-drive self-locking brake according to claim 1, characterized in that: the left brake arm, the right brake arm and the base form a U-shaped body, and the left brake arm and the right brake arm are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220612443.6U CN216922938U (en) | 2022-03-21 | 2022-03-21 | Electromagnetic dual-drive self-locking brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220612443.6U CN216922938U (en) | 2022-03-21 | 2022-03-21 | Electromagnetic dual-drive self-locking brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922938U true CN216922938U (en) | 2022-07-08 |
Family
ID=82227859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220612443.6U Active CN216922938U (en) | 2022-03-21 | 2022-03-21 | Electromagnetic dual-drive self-locking brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922938U (en) |
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2022
- 2022-03-21 CN CN202220612443.6U patent/CN216922938U/en active Active
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