CN2543925Y - Wire winder capable of self-locking at any time - Google Patents
Wire winder capable of self-locking at any time Download PDFInfo
- Publication number
- CN2543925Y CN2543925Y CN 02200405 CN02200405U CN2543925Y CN 2543925 Y CN2543925 Y CN 2543925Y CN 02200405 CN02200405 CN 02200405 CN 02200405 U CN02200405 U CN 02200405U CN 2543925 Y CN2543925 Y CN 2543925Y
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- CN
- China
- Prior art keywords
- ratchet
- reel
- gear wheel
- locking
- self
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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 a string coiling device which has a timely self-locking function. A pinion, a gearwheel, a coiling wheel, a ratchet wheel and a detent are arranged in a box, and the pinion is meshed with the gearwheel to form a speed-down mechanism. An inserting hole is arranged in the center of the pinion and is used for inserting a shaking handle. The gearwheel, the coiling wheel and the ratchet wheel are coaxial, and the gearwheel is connected with the coiling wheel by thread screw, and the ratchet wheel is arranged between the gearwheel and the coiling wheel and is loosely matched with the gearwheel against the shaft, and the detent is flexibly matched with the ratchet wheel. When the timely self-locking string coiling device is used, the self-locking can be realized both in string collecting and sending process, so as to reach a safe and reliable effect. Since the structure that the pinion is meshed with the gearwheel is arranged, the effect of a speed-down mechanism can be realized and the turning saves more labor.
Description
Technical field
The utility model relates to a kind of Winder, and particularly a kind of have a Winder of auto-lock function at any time.
Background technology
At present, the Winder of known technology as the Winder of suspension type parasol, is generally combined by reel, ratchet, ratchet, spring and wind.Drive reel and rotate thereby shake wind, batch rope, reach the purpose of opening the suspension type parasol, reach by ratchet structure again and be locked in certain position, prevent that reel is under the tension of rope and reverse by reel.But the unicity that this simple ratchet device turns to make to be drawn trouble of suspension type parasol in, and must separate ratchet with ratchet can the backward rotation wind, thereby makes the reel counter-rotating, and payout draws the suspension type parasol in.Therefore in the moment that ratchet separates with ratchet, reel can drive the wind fast rotational under the rope pull effect, is easy to cause wind injury staff or near the people of wind.And wind directly stirs the effect of reel out of reach labour-saving.
The utility model content
The purpose of this utility model is to provide a kind of Winder of self-locking at any time, can realize self-locking at any state of coiling, overcoming existing suspension type parasol Winder as suspension type parasol Winder the time can not laborsaving and unsafe problem.
The Winder of self-locking at any time of the present utility model, comprise a box body, and in this box body, be provided with miniature gears, big gear wheel, reel, ratchet, ratchet, described miniature gears and big gear wheel are meshing with each other, form a speed reduction gearing, the miniature gears center has a jack; Big gear wheel and reel, coaxial ratchet, and cooperate by being threaded between Large Gear Shaft During and reel, ratchet is between big gear wheel and reel, with the gear wheel shaft easy fit; Ratchet and ratchet resilient engagement.
The centre of the miniature gears of above-mentioned this box body is provided with opening, so that a wind can insert; Be provided with opening at the reel position, make the folding and unfolding easily of line body.
The gear wheel shaft of above-mentioned big gear wheel can adopt minus thread to connect with reel, and comparatively speaking, ratchet also is arranged to left-handed structure; Ratchet adopts straight pin shape structure, and bayonet lock and has the elasticity activity space on the tooth of ratchet.
The Winder of self-locking at any time of the present utility model in use, to insert wherein with the wind of miniature gears central opening shape identical cross-sectional shape, rotary handle crank drives pinion rotation, miniature gears drives big gear wheel and rotates, reel is locked in effect by screw thread when big gear wheel is rotated, reel is put rope simultaneously on the spot, reel clamps ratchet with big gear wheel under the effect of the drag torque of rope and wind rotating torque, under the effect of the ratchet device of this clamping, this Winder can be realized self-locking at any time.When wind stirs the miniature gears backward rotation, because this moment is under the effect of ratchet device, stop big gear wheel and reel to rotate, when firmly acquiring a certain degree, reel is under the friction force effect between itself and the ratchet, make the thread looseness of reel and big gear wheel, the ratchet device of this moment is no longer clamped, lost effect, but the friction force between itself and reel and the big gear wheel is enough to stop reel and big gear wheel to stop operating under the effect that does not have external force, thereby make this Winder when take-up and unwrapping wire, can both realize self-locking, thereby reached safe and reliable effect.Owing to be provided with the structure of big pinion, have the effect of speed reduction gearing, also can make rotation more laborsaving.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified;
Fig. 1 is the integral structure front elevation of the utility model embodiment;
Fig. 2 is the integral structure left view of the utility model embodiment;
Fig. 3 is the A-A line section-drawing of the utility model Fig. 1;
Fig. 4 is the B-B line section-drawing of the utility model Fig. 1.
The specific embodiment
As shown in Figure 1, the Winder of the self-locking at any time of present embodiment is made of box body 1, miniature gears 2, big gear wheel 6, ratchet 4, ratchet 7 and reel 5, and miniature gears 2, big gear wheel 6, ratchet 4, ratchet 7 and reel 5 all are positioned at box body 1.Wherein the pinion shaft of miniature gears 2 has a center square hole 3, and this square hole 3 is used for one and has square-section wind insertion.Miniature gears 2 and big gear wheel 6 engagements, big gear wheel 6, ratchet 4 and reel 5 coaxial settings.As shown in Figure 3, the Large Gear Shaft During of big gear wheel 6 is provided with sinistral external thread, and cooperates with the levogyrate inner thread of reel 5, and big gear wheel 6 and reel 5 are connected by minus thread.Ratchet 4 is arranged between big gear wheel 6 and the reel 5, and with the Large Gear Shaft During easy fit.As Fig. 1, shown in Figure 4, the hand of rotation of this ratchet 4 also is left-handed, and cooperates with the ratchet 7 of straight pin type, realizes the effect of unidirectional rotation.Straight pin ratchet 7 is vertical direction settings in the present embodiment, and is reserved with certain activity space in columniform hole, can make this ratchet 7 up and down under the effect of the turning effort of own wt and ratchet in this space, plays the effect of unidirectional engaging.
As shown in Figure 2, present embodiment also offers a wire hole 8 in the left side of box body 1, be used for the turnover of line body, thereby can be used for take-up and unwrapping wire more easily.
Certainly the above embodiments are that left-handed situation is provided with, and also can be arranged to the dextrorotation direction, and the screw thread of Large Gear Shaft During also is dextrorotation, and ratchet also is dextrorotation, and ratchet is arranged on the right side, also can realize the utility model.
The Winder of the self-locking at any time of present embodiment can be applied to the Winder of suspension type parasol, product of the present utility model is vertically placed, the suspention rope of parasol is wound on the reel 5, when opening parasol, wind is inserted in the square hole 3 of gear wheel shaft of miniature gears 2, clockwise rotate, make with miniature gears 2 ingear big gear wheels 6 to rotate counterclockwise.Left hand thread engagement because of Large Gear Shaft During and reel 5, reel 5 and Large Gear Shaft During are screwed, the two clamps ratchet 4 from both sides simultaneously, make also left-hand revolution thereupon of ratchet 4, because of the unidirectional snap action of ratchet 7 with ratchet 4, when stopping operating wind, can make Winder stop to be self-locking in the optional position, also just can make parasol hover over the optional position.And when drawing parasol in, when wind stirs miniature gears 2 backward rotation, because this moment is under the effect of ratchet device, stop big gear wheel 6 and reel 5 to rotate, when firmly acquiring a certain degree, reel 5 is under the friction force effect between itself and the ratchet 4, make the thread looseness of reel 5 and big gear wheel 6, the ratchet device of this moment is no longer clamped, lost effect, but the friction force between itself and reel 5 and the big gear wheel 6 is enough to stop reel 5 and big gear wheel 6 to stop operating under the effect that does not have external force, the optional position self-locking in the time of can realizing drawing in.Can not occur the problem of rope driven gear counter-rotating again, thereby reach safe and reliable effect.Owing to be that miniature gears 2 drives big gear wheel 6, can realize the labour-saving purpose.
Claims (4)
1. the Winder of a self-locking at any time, it is characterized in that: comprise a box body, and in this box body, be provided with miniature gears, big gear wheel, reel, ratchet, ratchet, described miniature gears and big gear wheel are meshing with each other, form a speed reduction gearing, the miniature gears center has a jack; Big gear wheel and reel, coaxial ratchet, and cooperate by being threaded between Large Gear Shaft During and reel, ratchet is between big gear wheel and reel, with the gear wheel shaft easy fit; Ratchet and ratchet resilient engagement.
2. the Winder of self-locking at any time according to claim 1 is characterized in that: the centre at the miniature gears of this box body is provided with opening, is provided with opening at the reel position of box body.
3. the Winder of self-locking at any time according to claim 1 is characterized in that: the axle of this big gear wheel adopts minus thread to connect with reel, and ratchet also is arranged to left-handed structure, and ratchet adopts straight pin shape structure, and bayonet lock is on the tooth of ratchet.
4. the Winder of self-locking at any time according to claim 3 is characterized in that: this ratchet is a straight pin ratchet, is vertical state and is arranged in the cylindrical hole, has the elasticity activity space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02200405 CN2543925Y (en) | 2002-01-08 | 2002-01-08 | Wire winder capable of self-locking at any time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02200405 CN2543925Y (en) | 2002-01-08 | 2002-01-08 | Wire winder capable of self-locking at any time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2543925Y true CN2543925Y (en) | 2003-04-09 |
Family
ID=33683636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02200405 Expired - Fee Related CN2543925Y (en) | 2002-01-08 | 2002-01-08 | Wire winder capable of self-locking at any time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2543925Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140470A (en) * | 2017-06-14 | 2017-09-08 | 何志达 | A kind of power cable device |
| CN114236948A (en) * | 2021-11-25 | 2022-03-25 | 深圳市乐其网络科技有限公司 | Photographic equipment connecting module and photographic subassembly |
-
2002
- 2002-01-08 CN CN 02200405 patent/CN2543925Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140470A (en) * | 2017-06-14 | 2017-09-08 | 何志达 | A kind of power cable device |
| CN114236948A (en) * | 2021-11-25 | 2022-03-25 | 深圳市乐其网络科技有限公司 | Photographic equipment connecting module and photographic subassembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |