CN202707867U - Drum-type self-regulating electromagnetic brake - Google Patents
Drum-type self-regulating electromagnetic brake Download PDFInfo
- Publication number
- CN202707867U CN202707867U CN 201220397073 CN201220397073U CN202707867U CN 202707867 U CN202707867 U CN 202707867U CN 201220397073 CN201220397073 CN 201220397073 CN 201220397073 U CN201220397073 U CN 201220397073U CN 202707867 U CN202707867 U CN 202707867U
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- China
- Prior art keywords
- brake
- brake shoe
- shoe
- drum
- neck
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- Expired - Fee Related
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Abstract
The utility model discloses a drum-type self-regulating electromagnetic brake which comprises a brake base plate. A driving brake shoe and a driven brake shoe are arranged on the brake base plate. A restoration spring is arranged between the driving brake shoe and the driven brake shoe. A brake column is rotationally arranged on the brake base plate between two opposite first end portions of the driving brake shoe and the driven brake shoe and is connected with a brake arm provided with an electromagnet. A self-regulating device used to adjust the brake gap of the brake is arranged between two opposite second end portions of the driving brake shoe and the driven brake shoe. The drum-type self-regulating electromagnetic brake is simple in structure and high in reliability, and achieves self regulating of a gap between a brake drum and a friction plate.
Description
Technical field
The utility model relates to the break technical field, especially relates to a kind of drum-type electromagnetism self-regulating brake.
Background technique
Drum brake is outwards to open the purpose that skidding is realized in the friction brake drum inboard by brake shoe, because drum brake is by friction catch, inevitably can cause the wearing and tearing of brake drum and friction plate, thereby the gap that causes brake drum and friction plate becomes large, the braking response time is increased, strengthen the driving risk, at present, the gap that the drum brake that uses on the vehicle adopts manual tune to produce because of wearing and tearing mostly, when needs are regulated the friction gap, the personnel of needing repairing carry out manual tune at the bottom of climbing to car, so not only waste time and energy, and the bad assurance of brake clearance.
The model utility content
Technical problem to be solved in the utility model is: a kind of drum-type electromagnetism self-regulating brake is provided, and simple in structure, reliability is high, has realized the automatic adjusting in brake drum and friction plate gap.
For solving the problems of the technologies described above, the technical solution of the utility model is: drum-type electromagnetism self-regulating brake, comprise braking bottom board, described braking bottom board is provided with neck brake shoe and from brake shoe, described neck brake shoe and be provided with brake-shoe return spring between the brake shoe, be rotatablely equipped with brake posts at described neck brake shoe with from the braking bottom board between two of the brake shoe relative first ends, described brake posts is connected with brake arm, on the described brake arm electromagnet is installed, described neck brake shoe and from being provided with the self-reacting device for the regulating brake brake clearance between two of the brake shoe relative the second ends.
Preferably, described self-reacting device comprises: two ends respectively with described neck brake shoe and the regulator that leans mutually from the second end of brake shoe, described regulator comprises adjustable lever cover and the adjustable lever that is threaded connection, described adjustable lever cover periphery is provided with ratchet; Rotate the plectrum that is installed on the described braking bottom board by the plectrum supporting pin, described plectrum and described ratchet offset, and are arranged with the plectrum Returnning spring on the described plectrum supporting pin; Rotation is installed on the runner near described described braking bottom board from brake shoe, described runner is provided with backguy, one end of described backguy is connected with described plectrum, the other end of described backguy is connected with hook, described hook hook is located on the described neck brake shoe, described neck brake shoe be connected by adjusting spring from the second end of brake shoe.
Preferably, at described neck brake shoe with from the braking bottom board between two of the brake shoe relative first ends brake-shoe return spring locating column is installed, described brake-shoe return spring locating column and neck brake shoe and be equipped with brake-shoe return spring between the brake shoe.
Preferably, described adjustment spring housing is located at described adjustable lever and is put.
Adopted technique scheme, the beneficial effects of the utility model are: owing to designed above-mentioned drum-type electromagnetism self-regulating brake, at the neck brake shoe with from being provided with the self-reacting device for the regulating brake brake clearance between two of the brake shoe relative the second ends, realized the automatic adjusting in brake drum and friction plate gap, simple in structure, reliability is high.
Because self-reacting device comprises regulator, regulator comprises adjustable lever cover and the adjustable lever that is threaded connection, and adjustable lever cover periphery is provided with ratchet; With the plectrum that ratchet offsets, be arranged with the plectrum Returnning spring on the plectrum supporting pin; Rotation is installed on the runner of braking bottom board, runner is provided with backguy, one end of backguy is connected with plectrum, the other end of backguy is connected with hook, the hook hook is located on the neck brake shoe, the neck brake shoe be connected by the adjustment spring from the second end of brake shoe, therefore, when the gap of brake drum and friction plate becomes large because of abrasion, during braking, neck brake shoe and strutted from brake shoe, hook spurs plectrum by runner as the strong point with the backguy meeting, plectrum is stirred ratchet and is turned an angle, thereby makes the gap of brake drum and friction plate again transfer to the design gaps of break, reaches the purpose of clearance self-regulating.
Description of drawings
Accompanying drawing is the utility model embodiment's structural representation;
Wherein: 1, braking bottom board; 2, neck brake shoe; 3, from brake shoe; 4, brake-shoe return spring locating column; 5, brake-shoe return spring; 6, brake posts; 7, brake arm; 8, electromagnet; 9, regulator; 10, plectrum supporting pin; 11, plectrum; 12, plectrum Returnning spring; 13, runner; 14, backguy; 15, hook; 16, adjust spring; 91, adjustable lever cover; 92, adjustable lever; 93, ratchet.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As shown in drawings, drum-type electromagnetism self-regulating brake, comprise braking bottom board 1, braking bottom board 1 is provided with neck brake shoe 2 and from brake shoe 3, at neck brake shoe 2 with from the braking bottom board 1 between two of the brake shoe 3 relative first ends brake-shoe return spring locating column 4 is installed, brake-shoe return spring locating column 4 and neck brake shoe 2 and be equipped with brake-shoe return spring 5 between the brake shoe 3, be rotatablely equipped with brake posts 6 at neck brake shoe 2 with from the braking bottom board 1 between two of the brake shoe 3 relative first ends, brake posts 6 is connected with brake arm 7, electromagnet 8 is installed on the brake arm 7, neck brake shoe 2 and from being provided with the self-reacting device for the regulating brake brake clearance between two of the brake shoe 3 relative the second ends, this self-reacting device has been realized the automatic adjusting in brake drum and friction plate gap, simple in structure, reliability is high.
Self-reacting device comprises: two ends respectively with neck brake shoe 2 and the regulator 9 that leans mutually from the second end of brake shoe 3, regulator 9 comprises adjustable lever cover 91 and the adjustable lever 92 that is threaded connection, adjustable lever overlaps 91 peripheries and is provided with ratchet 93; Rotate the plectrum 11 that is installed on the braking bottom board 1 by plectrum supporting pin 10, plectrum 11 offsets with ratchet 93, is arranged with plectrum Returnning spring 12 on the plectrum supporting pin 10; Rotation is installed on the runner 13 near the braking bottom board 1 from brake shoe 3, runner 13 is provided with backguy 14, one end of backguy 14 is connected with plectrum 11, the other end of backguy 14 is connected with hook 15, linking up with 15 hooks is located on the neck brake shoe 2, neck brake shoe 2 be connected by adjusting spring 16 from the second end of brake shoe 3, adjustment spring 16 is sheathed on adjustable lever and overlaps on 91.
Its working procedure is as follows:
Produce magnetic force after electromagnet 8 energisings, electromagnet 8 is adsorbed onto self on the inside brake plane of brake drum, 8 rotations of brake drum band motor magnet, electromagnet 8 drives brake arm 7 rotations, brake arm 7 high-ranking military officer's brake shoes 2 and strut with the inboard brake lining of brake drum from brake shoe 3 rub, thereby reach braking effect, after cutting off the electricity supply, the magnetic force of electromagnet 8 disappears, electromagnet 8 separates from the inside brake plane of brake drum, brake arm 7 is driven lead brake shoe 2 and get back to initial position from brake shoe 3, the cancellation braking; When the gap of brake drum and friction plate becomes large because of abrasion, during braking, neck brake shoe 2 and strutted from brake shoe 3, hook 15 can be by runner 13 as strong point pulling plectrum 11 with backguy 14, plectrum 11 is stirred ratchet 93 and is turned an angle, thereby the gap that makes brake drum and friction plate transfers to the original design gap of break again, reaches the purpose of clearance self-regulating.
The utility model is not limited to above-mentioned concrete mode of execution, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within the protection domain of the present utility model.
Claims (4)
1. drum-type electromagnetism self-regulating brake, comprise braking bottom board, described braking bottom board is provided with neck brake shoe and from brake shoe, described neck brake shoe and be provided with brake-shoe return spring between the brake shoe, be rotatablely equipped with brake posts at described neck brake shoe with from the braking bottom board between two of the brake shoe relative first ends, described brake posts is connected with brake arm, on the described brake arm electromagnet is installed, it is characterized in that described neck brake shoe and from being provided with the self-reacting device for the regulating brake brake clearance between two of the brake shoe relative the second ends.
2. drum-type electromagnetism self-regulating brake as claimed in claim 1, it is characterized in that, described self-reacting device comprises: two ends respectively with described neck brake shoe and the regulator that leans mutually from the second end of brake shoe, described regulator comprises adjustable lever cover and the adjustable lever that is threaded connection, and described adjustable lever cover periphery is provided with ratchet; Rotate the plectrum that is installed on the described braking bottom board by the plectrum supporting pin, described plectrum and described ratchet offset, and are arranged with the plectrum Returnning spring on the described plectrum supporting pin; Rotation is installed on the runner near described described braking bottom board from brake shoe, described runner is provided with backguy, one end of described backguy is connected with described plectrum, the other end of described backguy is connected with hook, described hook hook is located on the described neck brake shoe, described neck brake shoe be connected by adjusting spring from the second end of brake shoe.
3. drum-type electromagnetism self-regulating brake as claimed in claim 2, it is characterized in that, at described neck brake shoe with from the braking bottom board between two of the brake shoe relative first ends brake-shoe return spring locating column is installed, described brake-shoe return spring locating column and neck brake shoe and be equipped with brake-shoe return spring between the brake shoe.
4. drum-type electromagnetism self-regulating brake as claimed in claim 2 or claim 3 is characterized in that described adjustment spring housing is located at described adjustable lever and is put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220397073 CN202707867U (en) | 2012-08-10 | 2012-08-10 | Drum-type self-regulating electromagnetic brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220397073 CN202707867U (en) | 2012-08-10 | 2012-08-10 | Drum-type self-regulating electromagnetic brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202707867U true CN202707867U (en) | 2013-01-30 |
Family
ID=47588174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220397073 Expired - Fee Related CN202707867U (en) | 2012-08-10 | 2012-08-10 | Drum-type self-regulating electromagnetic brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202707867U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482542A (en) * | 2017-10-10 | 2017-12-15 | 柯劳克德事隆（江苏）电气连接科技有限公司 | Clamping device and the cable insulation topping machanism using clamping device |
| CN108869587A (en) * | 2018-08-30 | 2018-11-23 | 吉林大学 | A kind of automobile drum electromagnetic friction brake |
-
2012
- 2012-08-10 CN CN 201220397073 patent/CN202707867U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482542A (en) * | 2017-10-10 | 2017-12-15 | 柯劳克德事隆（江苏）电气连接科技有限公司 | Clamping device and the cable insulation topping machanism using clamping device |
| CN107482542B (en) * | 2017-10-10 | 2023-08-29 | 艾默生精密工具技术(上海)有限公司 | Clamping mechanism and cable insulation layer cutting device using same |
| CN108869587A (en) * | 2018-08-30 | 2018-11-23 | 吉林大学 | A kind of automobile drum electromagnetic friction brake |
| CN108869587B (en) * | 2018-08-30 | 2024-01-09 | 吉林大学 | Drum-type electromagnetic friction brake for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20170810 |