CN202186803U - Anti-dragging structure of power line of take-up reel - Google Patents
Anti-dragging structure of power line of take-up reel Download PDFInfo
- Publication number
- CN202186803U CN202186803U CN2011202695365U CN201120269536U CN202186803U CN 202186803 U CN202186803 U CN 202186803U CN 2011202695365 U CN2011202695365 U CN 2011202695365U CN 201120269536 U CN201120269536 U CN 201120269536U CN 202186803 U CN202186803 U CN 202186803U
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- CN
- China
- Prior art keywords
- winding roll
- brake plate
- sliding sleeve
- power lead
- brake
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- 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 discloses the anti-dragging structure of the power line of a take-up reel, which comprises a take-up reel connected with a take-up rack and used for winding a power line, and a brake structure arranged between the take-up rack and the take-up reel. Due to the adoption of the anti-dragging structure, the condition that the power line is damaged due to the neglection of warning marks is also effectively prevented.
Description
Technical field
The utility model relates to the anti-structure that pulls of power lead of winding roll power lead fender guard, particularly a kind of winding roll.
Background technology
Now in the winding roll not to the power lead device protected of power lead root particularly, the adhesive tape of only pasting bright-coloured conspicuous color at the power lead root comes mark, caution user to move the power lead root to, note reducing to pull the power of power lead.Cause easily owing to ignoring alert flag during the actual use of user and damage the situation of power lead.
The utility model content
The utility model problem to be solved just provides a kind of power lead of winding roll prevents pulling structure, effectively prevents user's damage power lead when using winding roll to pull power lead, avoids the power lead root to be damaged by the user.
In order to solve the problems of the technologies described above; The utility model adopts following technical scheme: the anti-structure that pulls of a kind of power lead of winding roll; Comprise the winding roll of switching rolled power line on spool stand, it is characterized in that: also comprise the brake structure that is located between spool stand and the winding roll.
Further; Said brake structure comprises and is located at least one the brake plate assembly on the winding roll one side panel face and is located on the spool stand annular friction sheet with the mating reaction of said brake plate assembly, and the centnifugal force of brake plate assembly during through the winding roll rotation drives and the mating reaction of annular friction sheet.
Further; Said brake plate assembly comprises and is located at the sliding sleeve on the said card and is actively installed on the brake plate in the sliding sleeve; Brake plate slides corresponding with the annular friction sheet along the sliding sleeve direction; Be provided with the retracing spring that brake plate is retracted sliding sleeve in the sliding sleeve, brake plate slides in said sliding sleeve through winding roll centnifugal force and the elastic force combined action of retracing spring rotatably.The size variation of the centnifugal force that the winding roll rotation produces when pulling power lead according to the user realizes the friction drag size variation between brake plate and the annular friction sheet, and manoevreability is good.
Further, said annular friction sheet is provided with and the cooresponding annular groove of brake plate.Increase frictional area, improve braking effect.
Further, said brake plate assembly is provided with at least two and evenly be periphery on the card of winding roll one end.Braking is steady, and brake plate and annular friction pad wear are even, increase the service life.
Further, said sliding sleeve is provided with the return springs that brake plate is retracted sliding sleeve near the end sealing at winding roll center between sliding sleeve closed end inboard and brake plate.Brake plate unexpecred braking in the time of can avoiding the user steadily to spur power lead.
Further, said sliding sleeve is arranged on the said card, and radially is provided with along the winding roll centrifugal direction.Footpath in the winding roll card makes progress, and brake plate receives centrifugal action the most direct, fastest speed.
Further, said brake plate comprises the braking parts that contacts with the annular friction sheet and is located at the slipping part in the sliding sleeve.Braking parts can adopt the high material of friction coefficient, improves braking effect; Slipping part can adopt the low material of friction coefficient, improves the speed of response of brake plate, can in sliding sleeve, move more delicately.
Further, the cross-sectional plane of said braking parts is an isosceles trapezoid, and the cross-sectional plane of annular groove is an isosceles trapezoid.
After adopting technique scheme; The utlity model has following advantage: when power lead was pulled out by the user, the rotating speed of winding roll increased, and the brake plate that is fixed on the winding roll is thrown out of sliding sleeve under action of centrifugal force; The braking parts of brake plate contacts with the annular friction sheet; Produce the pulling force opposite effect power that pulls power lead with the user, thereby reduce the rotating speed of winding roll, so also just reduced when root impact tension the power lead root.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 be among Fig. 1 A to view;
Fig. 3 is the structural representation at glancing impact embodiment illustrated in fig. 1;
Fig. 4 be among Fig. 3 B to view;
Fig. 5 is provided with the structural representation of a brake plate for the utility model;
Fig. 6 is provided with the structural representation of three brake plates for the utility model;
Fig. 7 is provided with the structural representation of four brake plates for the utility model;
Fig. 8 is provided with the structural representation of six brake plates for the utility model.
The specific embodiment
The structural representation of a kind of embodiment of the utility model as illustrated in fig. 1 and 2, a kind of power lead of winding roll is anti-to pull structure, comprises the winding roll 2 of switching rolled power line 1 on spool stand, also comprises the brake structure that is located between spool stand and the winding roll.Said brake structure comprises and is located at least one the brake plate assembly on the winding roll one side panel face and is located on the spool stand annular friction sheet 4 with the mating reaction of said brake plate assembly, and the centnifugal force of brake plate assembly during through the winding roll rotation drives and the mating reaction of annular friction sheet.In the present embodiment; The brake plate assembly is provided with two and on the winding roll card, be uniformly distributed with; The brake plate assembly comprises the sliding sleeve 21 that is located on the said card and is actively installed on the brake plate 3 in the sliding sleeve; Brake plate slides corresponding with the annular friction sheet along the sliding sleeve direction, be provided with the retracing spring 5 that brake plate is retracted sliding sleeve in the sliding sleeve, and brake plate slides in said sliding sleeve through the centrifugal action of winding roll and the elastic force of retracing spring.After winding roll rotated, brake plate was because centrifugal action slippage and after the winding roll rotating speed increases, make brake plate contact realization with the annular friction sheet to brake in sliding sleeve.The annular friction sheet is provided with and the cooresponding annular groove 41 of brake plate.
In the foregoing description; Brake plate comprises the braking parts 31 that contacts with the annular friction sheet and is located at the slipping part 32 in the sliding sleeve; Braking parts adopts the higher material of friction coefficient to process; Like materials such as rubber, nylon, and slipping part adopts the friction coefficient materials with smaller to process, like steel, aluminium, copper, plastic or other material.The cross-sectional plane of braking parts is an isosceles trapezoid, and the cross-sectional plane of annular groove is an isosceles trapezoid.Semicircle, triangle or other special-shaped polygons that the cross-sectional plane of certain braking parts and the cross-sectional plane of annular groove can also be arranged to cooperatively interact, the friction drag when increasing the phase mutual friction.In addition; Preferred sliding sleeve is arranged on the winding roll card; And radially be provided with along the winding roll centrifugal direction; Also can deflection its become the certain limit angle radially and with the winding roll centrifugal direction; Need to guarantee to make a concerted effort non-vanishing and direction radially outward between the threes such as centnifugal force that return springs receives the friction force between elastic force, brake plate and the sliding sleeve of brake plate and brake plate, but braking effect is good not as the brake plate that radially is provided with along the winding roll centrifugal direction, but the wearing and tearing of braking parts and friction lining is superior to the brake plate that radially is provided with along the winding roll centrifugal direction along the sliding sleeve of winding roll card.
The user pulls power lead shown in power lead place arrow among Fig. 3, when power lead was pulled out by the user, the rotating speed of winding roll increased; Shown in arrow among Fig. 4, clockwise rotate; The brake plate that is fixed on the winding roll is thrown out of under action of centrifugal force, and the braking parts of brake plate contacts with the annular friction sheet, and generation and user pull the pulling force opposite effect power of power lead; Thereby reduce the rotating speed of winding roll, therefore also just reduced when root impact tension the power lead root.Big more impact tension can make winding roll produce big more rotating speed, and the centnifugal force that causes brake plate to receive is big more, and then the contact friction force of the braking parts of brake plate and annular friction sheet is big more, and braking effect is better, prevents that effectively power lead is impaired.
Brake plate is provided with at least one, and is as shown in Figure 5, is provided with a brake plate in the winding roll end.Brake plate is provided with two when above, and brake plate can be uniformly distributed with in the winding roll end, and it is more steady, as shown in Figure 6 that the well-distributed brake plate makes that winding roll rotates, and is provided with three brake plates in the winding roll end and is uniformly distributed with in the winding roll end; As shown in Figure 7, be provided with four brake plates in the winding roll end and be uniformly distributed with in the winding roll end, as shown in Figure 8, be provided with six brake plates in the winding roll end and be uniformly distributed with in the winding roll end.Brake plate quantity is many more like this, and the glancing impact friction drag is big more, and effect is obvious more, considers real cost of production certainly and uses needs, and two or three brake plates preferably are set.
Except that above-mentioned preferred embodiment; The utility model also has other embodiment; Those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from the spirit of the utility model, all should belong to the defined scope of the utility model accompanying claims.
Claims (8)
1. the power lead of a winding roll is anti-pulls structure, comprises the winding roll (2) of switching rolled power line (1) on spool stand, it is characterized in that: also comprise the brake structure that is located between spool stand and the winding roll.
2. the power lead of winding roll according to claim 1 prevents pulling structure; It is characterized in that: said brake structure comprises and is located at least one the brake plate assembly on the winding roll one side panel face and is located on the spool stand annular friction sheet (4) with the mating reaction of said brake plate assembly, and the centnifugal force of brake plate assembly during through the winding roll rotation drives and the mating reaction of annular friction sheet.
3. the power lead of winding roll according to claim 2 prevents pulling structure; It is characterized in that: said brake plate assembly comprises the sliding sleeve (21) that is located on the said card and is actively installed on the brake plate (3) in the sliding sleeve; Brake plate slides corresponding with the annular friction sheet along the sliding sleeve direction; Be provided with the retracing spring (5) that brake plate is retracted sliding sleeve in the sliding sleeve, brake plate slides in said sliding sleeve through the centrifugal action of winding roll and the elastic force of retracing spring.
4. the power lead of winding roll according to claim 3 is anti-pulls structure, and it is characterized in that: said annular friction sheet is provided with and the cooresponding annular groove of brake plate (41).
5. the power lead of winding roll according to claim 3 is anti-pulls structure, it is characterized in that: said brake plate assembly is provided with at least two and evenly be periphery on the card of winding roll one end.
6. the power lead of a kind of winding roll according to claim 3 is anti-pulls structure, and it is characterized in that: said sliding sleeve is arranged on the said card, and radially is provided with along the winding roll centrifugal direction.
7. pull structure according to the power lead of claim 3 or 4 or 5 described winding rolls is anti-, it is characterized in that: said brake plate comprises the braking parts (31) that contacts with the annular friction sheet and is located at the slipping part (32) in the sliding sleeve.
8. the power lead of winding roll according to claim 7 is anti-pulls structure, and it is characterized in that: the cross-sectional plane of said braking parts is an isosceles trapezoid, and the cross-sectional plane of annular groove is an isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202695365U CN202186803U (en) | 2011-07-28 | 2011-07-28 | Anti-dragging structure of power line of take-up reel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202695365U CN202186803U (en) | 2011-07-28 | 2011-07-28 | Anti-dragging structure of power line of take-up reel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202186803U true CN202186803U (en) | 2012-04-11 |
Family
ID=45918266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202695365U Expired - Fee Related CN202186803U (en) | 2011-07-28 | 2011-07-28 | Anti-dragging structure of power line of take-up reel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202186803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914697A (en) * | 2016-06-12 | 2016-08-31 | 中广核研究院有限公司 | Cable protection device |
| CN111606134A (en) * | 2019-03-06 | 2020-09-01 | 徐德本 | Winding method suitable for magnet adsorption thread end of single-lamp indication type winding mechanism |
-
2011
- 2011-07-28 CN CN2011202695365U patent/CN202186803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914697A (en) * | 2016-06-12 | 2016-08-31 | 中广核研究院有限公司 | Cable protection device |
| CN111606134A (en) * | 2019-03-06 | 2020-09-01 | 徐德本 | Winding method suitable for magnet adsorption thread end of single-lamp indication type winding mechanism |
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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: 20120411 Termination date: 20160728 |