CN204897289U - Electric block brakies structure - Google Patents
Electric block brakies structure Download PDFInfo
- Publication number
- CN204897289U CN204897289U CN201520659181.9U CN201520659181U CN204897289U CN 204897289 U CN204897289 U CN 204897289U CN 201520659181 U CN201520659181 U CN 201520659181U CN 204897289 U CN204897289 U CN 204897289U
- Authority
- CN
- China
- Prior art keywords
- reel
- door
- electric block
- brake disc
- reaction plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an electric block brakies structure, it includes the reel, the reel outside be provided with the fixed disk, the reel on fixed disk medianly zygomorphic be provided with two and keep off the lid, the reel and keep off and to be provided with the skidding between the lid, fender lid inboard be provided with the blind hole, the blind hole in be provided with the spring, the fender cover and be provided with brake disc A, one side of brake disc A be provided with friction disc A, the fender cover and be provided with the electro -magnet, the fixed disk both sides be provided with recess and armature respectively, the other end setting of spring in the recess, armature and electro -magnet corresponding, the outer lane of fixed disk be provided with brake disc B, one side of brake disc B be provided with friction disc B, fender lid set up in the guide rail on roll barrel base, simple structure compactness, easy operation, the electric block brakies structure that the security performance is high.
Description
Technical field
The utility model belongs to hoisting crane technical field, is specifically related to a kind of brake structure, particularly a kind of electric block brake structure.
Background technology
Electric hoist crane is a kind of small-sized weight-lifting equipment, because its volume is little, from heavy and light, simple to operate, the feature such as easy to use, obtain in weight-lifting equipment field and use widely, existing hoisting crane electric block, by motor, reel, retarder and drg composition, conventional drg is Cone-shaped electric machine drg, the braking reliability of this electric block is lower, in order to improve the safe reliability of electric block, usually second brake is set on electric block, existing double-brake electric hoist hoisting crane is generally normally closed structure, namely no matter be energized and no power drg, first drg of electric block and second brake work simultaneously, such electric block brake structure is short for service life, long security insurance effect can not be played, therefore, a kind of electric block brake structure simple and compact for structure, that braking maneuver is sensitive reliably, safety performance is high is provided to be very important.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of simple and compact for structure, simple to operate, electric block brake structure that safety performance is high.
The purpose of this utility model is achieved in that a kind of electric block brake structure, it comprises reel, described reel arranged outside has reaction plate, on described reel, the medianly zygomorphic of reaction plate is provided with two doors, skidding is provided with between described reel and door, blind hole is provided with inside described door, spring is provided with in described blind hole, described door is provided with brake disc A, the side of described brake disc A is provided with friction lining A, described door is provided with electromagnet, described reaction plate both sides are respectively arranged with groove and armature, the other end of described spring is arranged in groove, described armature is corresponding with electromagnet, the outer ring of described reaction plate is provided with brake disc B, the side of described brake disc B is provided with friction lining B, described door is arranged in the guide rail on reel base.
Groove and the armature of described reaction plate both sides are annular arrangement.
Described reaction plate is fixedly connected with reel.
One end of described spring is fixed in the blind hole of door.
The quantity of the blind hole on described each door is no less than 4.
Described electromagnet is uniformly distributed on each door and quantity is no less than 3.
Described reel is provided with speed sensor.
The beneficial effects of the utility model: the utility model is provided with symmetrical brake structure, when needing braking, to the electromagnet energising on door, armature on electromagnet and reaction plate is attracting, the door of reaction plate both sides moves to centre, friction lining A on brake disc A and brake disc B and friction lining B tightly fits together, under the friction force effect of friction lining A and friction lining B, reel stops operating, when not braking at needs, to electromagnet power-off, under the force of a spring, the door of reaction plate both sides drives brake disc A and gets back to original position, friction lining A is separated with friction lining B, electric block normally works, the utility model has simple and compact for structure, simple to operate, that safety performance is high advantage.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of electric block brake structure of the utility model.
In figure: 1, reel 2, door 3, electromagnet 4, brake disc A5, friction lining A6, brake disc B7, friction lining B8, armature 9, reaction plate 10, skidding 11, groove 12, guide rail 13, reel base 14, spring 15, blind hole 16, speed sensor.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As shown in Figure 1, a kind of electric block brake structure, it comprises reel 1, described reel 1 arranged outside has reaction plate 9, on described reel 1, the medianly zygomorphic of reaction plate 9 is provided with two doors 2, skidding 10 is provided with between described reel 1 and door 2, blind hole 15 is provided with inside described door 2, spring 14 is provided with in described blind hole 15, described door 2 is provided with brake disc A4, the side of described brake disc A4 is provided with friction lining A5, described door 2 is provided with electromagnet 3, described reaction plate 9 both sides are respectively arranged with groove 11 and armature 8, the other end of described spring 14 is arranged in groove 11, described armature 8 is corresponding with electromagnet 3, the outer ring of described reaction plate 9 is provided with brake disc B6, the side of described brake disc B6 is provided with friction lining B7, described door 2 is arranged in the guide rail 12 on reel base 13.
The utility model is provided with symmetrical brake structure, when needing braking, electromagnet 3 on door 2 is energized, electromagnet 3 is attracting with the armature 8 on reaction plate 9, door 2 Compress Spring 14 of reaction plate 9 both sides moves to centre, friction lining A5 on brake disc A4 and brake disc B6 and friction lining B7 tightly fits together, under the friction force effect of friction lining A5 and friction lining B7, reel 1 stops operating, when not braking at needs, to electromagnet 3 power-off, under the application force of spring 14, the door 2 of reaction plate 9 both sides drives brake disc A4 and gets back to original position, friction lining A5 is separated with friction lining B7, electric block normally works, the utility model has simple and compact for structure, simple to operate, that safety performance is high advantage.
Embodiment 2
As shown in Figure 1, a kind of electric block brake structure, it comprises reel 1, described reel 1 arranged outside has reaction plate 9, on described reel 1, the medianly zygomorphic of reaction plate 9 is provided with two doors 2, skidding 10 is provided with between described reel 1 and door 2, blind hole 15 is provided with inside described door 2, spring 14 is provided with in described blind hole 15, described door 2 is provided with brake disc A4, the side of described brake disc A4 is provided with friction lining A5, described door 2 is provided with electromagnet 3, described reaction plate 9 both sides are respectively arranged with groove 11 and armature 8, the other end of described spring 14 is arranged in groove 11, described armature 8 is corresponding with electromagnet 3, the outer ring of described reaction plate 9 is provided with brake disc B6, the side of described brake disc B6 is provided with friction lining B7, described door 2 is arranged in the guide rail 12 on reel base 13, groove 11 and the armature 8 of described reaction plate 9 both sides are annular arrangement, described reaction plate 9 is fixedly connected with reel 1, one end of described spring 14 is fixed in the blind hole 15 of door 2, the quantity of the blind hole 15 on described each door 2 is no less than 4, described electromagnet 3 is uniformly distributed on each door 2 and quantity is no less than 3, described reel 1 is provided with speed sensor 16.
The utility model is provided with symmetrical brake structure, when reel 1 reaches certain rotating speed, tach signal is transferred to master control unit by speed sensor 16, master control unit sends power failure speed-slackening signal, and biography is energized to the electromagnet 3 on door 2, electromagnet 3 is attracting with the armature 8 on reaction plate 9, door 2 Compress Spring 14 of reaction plate 9 both sides moves to centre, friction lining A5 on brake disc A4 and brake disc B6 and friction lining B7 tightly fits together, under the friction force effect of friction lining A5 and friction lining B7, reel 1 stops operating, when not braking at needs, to electromagnet 3 power-off, under the application force of spring 14, the door 2 of reaction plate 9 both sides drives brake disc A4 and gets back to original position, friction lining A5 is separated with friction lining B7, electric block normally works, the utility model has simple and compact for structure, simple to operate, that safety performance is high advantage.
Claims (7)
1. an electric block brake structure, it comprises reel, it is characterized in that: described reel arranged outside has reaction plate, on described reel, the medianly zygomorphic of reaction plate is provided with two doors, skidding is provided with between described reel and door, blind hole is provided with inside described door, spring is provided with in described blind hole, described door is provided with brake disc A, the side of described brake disc A is provided with friction lining A, described door is provided with electromagnet, described reaction plate both sides are respectively arranged with groove and armature, the other end of described spring is arranged in groove, described armature is corresponding with electromagnet, the outer ring of described reaction plate is provided with brake disc B, the side of described brake disc B is provided with friction lining B, described door is arranged in the guide rail on reel base.
2. a kind of electric block brake structure according to claim 1, is characterized in that: groove and the armature of described reaction plate both sides are annular arrangement.
3. a kind of electric block brake structure according to claim 1, is characterized in that: described reaction plate is fixedly connected with reel.
4. a kind of electric block brake structure according to claim 1, is characterized in that: one end of described spring is fixed in the blind hole of door.
5. a kind of electric block brake structure according to claim 1, is characterized in that: the quantity of the blind hole on each described door is no less than 4.
6. a kind of electric block brake structure according to claim 1, is characterized in that: described electromagnet is uniformly distributed on each door and quantity is no less than 3.
7. a kind of electric block brake structure according to claim 1, is characterized in that: described reel is provided with speed sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520659181.9U CN204897289U (en) | 2015-08-28 | 2015-08-28 | Electric block brakies structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520659181.9U CN204897289U (en) | 2015-08-28 | 2015-08-28 | Electric block brakies structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204897289U true CN204897289U (en) | 2015-12-23 |
Family
ID=54919481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520659181.9U Expired - Fee Related CN204897289U (en) | 2015-08-28 | 2015-08-28 | Electric block brakies structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204897289U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107720593A (en) * | 2017-09-18 | 2018-02-23 | 宋治强 | A kind of crane roller brake device |
| CN111762707A (en) * | 2020-08-14 | 2020-10-13 | 王小庆 | Hoist for ship traction hoisting |
-
2015
- 2015-08-28 CN CN201520659181.9U patent/CN204897289U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107720593A (en) * | 2017-09-18 | 2018-02-23 | 宋治强 | A kind of crane roller brake device |
| CN111762707A (en) * | 2020-08-14 | 2020-10-13 | 王小庆 | Hoist for ship traction hoisting |
| CN111762707B (en) * | 2020-08-14 | 2021-10-15 | 魏锐祥 | Hoist for ship traction hoisting |
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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 |
Granted publication date: 20151223 Termination date: 20160828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |