CN203230331U - Window shade - Google Patents
Window shade Download PDFInfo
- Publication number
- CN203230331U CN203230331U CN 201320235430 CN201320235430U CN203230331U CN 203230331 U CN203230331 U CN 203230331U CN 201320235430 CN201320235430 CN 201320235430 CN 201320235430 U CN201320235430 U CN 201320235430U CN 203230331 U CN203230331 U CN 203230331U
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- CN
- China
- Prior art keywords
- reel
- end cap
- plug sleeve
- fluted disc
- extension spring
- 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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- 238000005096 rolling process Methods 0.000 abstract description 4
- 239000004744 fabric Substances 0.000 abstract 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model relates to a window shade mainly used in automobiles. The window shade comprises a casing, a first end cover, a second end cover, a reel and a curtain fabric, and also comprises a clutch, an elastic force pushing and rolling device. The clutch comprises a movable fluted disc and a fixed fluted disc which are coaxially arranged, one end of the movable fluted disc is connected with one end of the reel, the other end of the movable fluted disc is provided with movable ratchets and a pin roll, the movable ratchets are in annular distribution, the pin roll is arranged in the center of the movable fluted disc, and the end face of the fixe fluted disc is provided with fixed ratchets corresponding to the movable ratchets. The elastic force pushing and rolling device comprises a positioning shaft, a plug sleeve and a tension spring, one end of the positioning shaft is connected with the second end cover, the other end of the positioning shaft penetrates through the plug sleeve, stretches into the reel and is connected with one end of the tension spring, the plug sleeve is connected with the other end of the reel, and the other end of the tension spring is connected with the plug sleeve. The control switch (the pin roll) of the clutch of the window shade penetrates out of the end part of the window shade, the movable fluted disc and the fixed fluted disc of the clutch can be separated by pressing the pin roll, and the curtain fabric that is pulled out is automatically rolled up.
Description
Technical field
The utility model relates to the window-blind technical field, particularly a kind of window-blind that mainly is used on the automobile.
Background technology
Anti-dazzling screen for vehicles great majority of the prior art all are to be the disclosed type of Chinese utility model patent of CN201220243073.X as the patent No., it comprises be used to the curtain casket of taking in window-blind, window-blind one end is connected with the curtain casket, is connected with sucker respectively on curtain casket and the window-blind other end.Described curtain casket comprises housing, Scroll, end cap and torque spring, described housing one side is provided with fluting, two ends are connected with described end cap, Scroll is arranged in the housing, two ends and end cap are rotationally connected, and wherein, are connected with torque spring window-blind one end between Scroll one end and the end cap and stretch in the housing from the housing fluting and fixedly connected with Scroll, the described Scroll other end is provided with ratchet, and corresponding ratchet one side is slided and is provided with the tooth piece that rotates for the prevention ratchet on the end cap.End cap corresponding teeth piece is provided with slide opening, and the tooth piece slides along slide opening.This window-blind has been widely used on the automobile, but there is following shortcoming in this window-blind: the one, and slide opening uses for a long time, serious wear, the contact surface of slide opening and tooth piece becomes smooth, it is big that gap between slide opening and the tooth piece becomes, and causes the tooth piece to slide at slide opening easily and stop ratchet to rotate, even come off from slide opening, the user need could continue the pulling window-blind with hand propelled tooth piece, brings great inconvenience to the user.The 2nd, be by sucker control because window-blind draws the volume position, but long-term the use, sucker suction diminishes, and causes sucker can't fix window-blind, and Scroll is rolling fast suddenly, injures the user easily, and this also brings great inconvenience to the user.The 3rd, the user is no matter when being the shading of pulling window-blind cord or when packing up cord, need with hand propelled tooth piece, and this window-blind complex operation has brought great inconvenience to the user.
The utility model content
The purpose of this utility model is to overcome the deficiency that above-mentioned prior art exists, and a kind of easy to operate, window-blind with auto-lock function is provided, to overcome the deficiencies in the prior art.
The purpose of this utility model is to realize like this.
A kind of window-blind comprises housing, first end cap, second end cap, reel and window-blind, and first end cap and second end cap are connected the housing two ends, and cord one end is connected with reel; It is characterized in that: also comprise clutch and elastic force ejection and coiler; Described clutch comprises active toothed disk and the fixed tooth disk of coaxial setting, one end of active toothed disk is connected with an end of reel, the other end of active toothed disk is provided with moving ratchet and bearing pin (switch), moving ratchet annular spread, bearing pin is arranged on the active toothed disk center, and fixed tooth disk is fixedly installed in first end cap, and the corresponding moving ratchet of fixed tooth disk end face is provided with decides ratchet, the corresponding described bearing pin of fixed tooth disk and first end cap is provided with through hole, and pin bearing is connected on the through hole; Described elastic force ejection and coiler comprise locating shaft, plug sleeve and extension spring, locating shaft one end is connected with second end cap, the locating shaft other end passes plug sleeve and stretches in the reel and is connected with an end of extension spring, plug sleeve is connected with the other end of reel, extension spring is positioned at reel, and the other end of extension spring is connected with plug sleeve; Described locating shaft length is greater than the extension spring initial length.One end of the reel of this kind of window-blind is provided with clutch, the reel other end is provided with elastic force ejection and coiler, elastic force ejection and coiler can make reel have a power that compresses toward the first end cap direction on the one hand, this power is closed clutch, and is static mutually between the active toothed disk of clutch and the fixed tooth disk; Elastic force ejection and coiler can make reel have the power of a turn-back on the other hand, and the power of this turn-back can make the cord automatic winding of pulling out when clutch separation.
The utility model can also be done following further improvement.
Described fixed tooth disk and first end cap are one-body molded.
The beneficial effects of the utility model are as follows:
(1) the reel two ends of this kind of window-blind are respectively equipped with clutch and elastic force ejection and coiler, the gauge tap of clutch (bearing pin) passes from the window-blind end, by pressing bearing pin the active toothed disk of clutch is separated with fixed tooth disk, the cord of pulling out is automatically by rolling;
(2) because active toothed disk is pulling force by extension spring in elastic force ejection and the coiler is pressed on the fixed tooth disk, active toothed disk and fixed tooth disk are to pass through ratchet engagement, so the reel that is connected with active toothed disk can forward rotation, during the pulling cord, can unclamp hand at any time, clutch closes under the effect of elastic force ejection and coiler, and cord is positioned at current location, realizes self-locking.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure for amplifying schematic diagram at A place among Fig. 1.
Fig. 3 is the structure for amplifying schematic diagram at B place among Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
In conjunction with Fig. 1 to Fig. 3, a kind of window-blind comprises that housing 1, first end cap 2, second end cap 3, reel 4 and cord 5, the first end caps 2 and second end cap 3 are connected housing 1 two ends, and cord 5 one ends are connected with reel 4.It also comprises clutch 6 and elastic force ejection and coiler 7.Described clutch 6 comprises active toothed disk 61 and the fixed tooth disk of coaxial setting, one end of active toothed disk 61 is connected with an end of reel 4, the other end of active toothed disk 61 is provided with moving ratchet 610 and bearing pin 611, moving ratchet 610 annular spread, bearing pin 611 is arranged on active toothed disk 61 centers, fixed tooth disk is fixedly installed in first end cap 2, and the corresponding moving ratchet 610 of fixed tooth disk end face is provided with decides ratchet.Owing to decide ratchet and be located in first end cap 2, fail among Fig. 1 to show.Fixed tooth disk and first end cap, 2 corresponding described bearing pins 611 are provided with through hole 21, and bearing pin 611 is undertaken on the through hole 21.Described elastic force ejection and coiler 7 comprise locating shaft 71, plug sleeve 72 and extension spring 73, locating shaft 71 1 ends are connected with second end cap 3, locating shaft 71 other ends pass plug sleeve 72 and stretch in the reel 4 and are connected with an end of extension spring 73, plug sleeve 72 is connected with the other end of reel 4, extension spring 73 is positioned at reel 4, and the other end of extension spring 73 is connected with plug sleeve 72.Extension spring 73 is set on the locating shaft 71, and an end of extension spring 73 is connected with plug sleeve 72, and locating shaft 71 1 ends are leaning the inwall of second end cap 3, relies on the elastic force of extension spring 73, and plug sleeve 72, reel 4 and active toothed disk 61 form one and axially move back and forth on locating shaft 71.Because locating shaft 71 1 ends are leaning the inwall of second end cap 3, the other end of extension spring 73 is connected with plug sleeve 72, and locating shaft length is greater than the extension spring initial length, and extension spring 73 is in the elastic deformation state, and extension spring 73 has the power of past reel other end direction all the time to plug sleeve 72.
Its operating principle is: be in when pulling out state at cord 5, press bearing pin 611, active toothed disk 61 and reel 4 move along locating shaft 71 toward second end cap, 3 directions, separate with fixed tooth disk until active toothed disk 61, reel 4 reverses under the twisting force of the extension spring 73 of elastic force ejection and coiler 7, realizes cord 5 automatic windings; Bearing pin 611 is not being applied under the situation of pressing force, fixed tooth disk engagement in active toothed disk 61 and first end cap, reel 4 is spurred cord 5 by locking, thereby drive reel 4 and active toothed disk 61 forward rotation, pitch face on the moving ratchet 610 is along sliding on the pitch face of deciding on the ratchet, and simultaneously, the pulling force that reel 4 overcomes elastic force ejection and coiler 7 moves toward second end cap, 3 directions, when the cord amount of pulling out meets customer requirements, stop drag cord, active toothed disk 61 closes with fixed tooth disk again, and reel is fixed.
Above-mentioned window-blind is provided with two covers, and two cover window-blinds link together by two two caps, and wherein, first pair of cap 8 is connected with first end cap of two cover window-blinds simultaneously, and this pair cap also corresponding bearing pin that respectively overlaps window-blind is provided with through hole.Second pair of cap 9 is connected with second end cap of two cover window-blinds simultaneously.Two cover window-blinds adopt the cord of unlike material, produce different shaded effects.Wherein a cover is to adopt the surface that the cord of some fine mesh is arranged, because the light in the car is darker, car is outer being difficult to see in the car by little mesh, but the occupant can see the car external environment by fine mesh.An other cover is to adopt light tight cord, and lighttight cord keeps the sun off fully, and vehicle interior temperature is reduced.
Claims (2)
1. a window-blind comprises housing, first end cap, second end cap, reel and cord, and first end cap and second end cap are connected the housing two ends, and cord one end is connected with reel;
It is characterized in that: also comprise clutch and elastic force ejection and coiler;
Described clutch comprises active toothed disk and the fixed tooth disk of coaxial setting, one end of active toothed disk is connected with an end of reel, the other end of active toothed disk is provided with moving ratchet and bearing pin, moving ratchet annular spread, bearing pin is arranged on the active toothed disk center, and fixed tooth disk is fixedly installed in first end cap, and the corresponding moving ratchet of fixed tooth disk end face is provided with decides ratchet, the corresponding described bearing pin of fixed tooth disk and the first end cap end face is provided with through hole, and pin bearing is connected on the through hole;
Described elastic force ejection and coiler comprise locating shaft, plug sleeve and extension spring, locating shaft one end is connected with second end cap, the locating shaft other end passes plug sleeve and stretches in the reel and is connected with an end of extension spring, plug sleeve is connected with the other end of reel, extension spring is positioned at reel, and the other end of extension spring is connected with plug sleeve;
Described locating shaft length is greater than the extension spring initial length.
2. according to the described window-blind of claim 1, it is characterized in that: described fixed tooth disk and first end cap are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235430 CN203230331U (en) | 2013-05-04 | 2013-05-04 | Window shade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235430 CN203230331U (en) | 2013-05-04 | 2013-05-04 | Window shade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230331U true CN203230331U (en) | 2013-10-09 |
Family
ID=49286464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320235430 Expired - Fee Related CN203230331U (en) | 2013-05-04 | 2013-05-04 | Window shade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203230331U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756709A (en) * | 2018-08-13 | 2018-11-06 | 昆山隆泰汽车配件有限公司 | A kind of sunshade rotational power mechanism |
| CN110439452A (en) * | 2018-05-03 | 2019-11-12 | 程田有限公司 | The Quick locating structure of Safety rolling screen limiter |
| CN110576725A (en) * | 2019-09-25 | 2019-12-17 | 董克思 | Automobile sunshade curtain |
| CN112918370A (en) * | 2021-04-11 | 2021-06-08 | 单晓丽 | Fixed car device that seals of goods for transportation |
-
2013
- 2013-05-04 CN CN 201320235430 patent/CN203230331U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439452A (en) * | 2018-05-03 | 2019-11-12 | 程田有限公司 | The Quick locating structure of Safety rolling screen limiter |
| CN110439452B (en) * | 2018-05-03 | 2021-01-15 | 程田有限公司 | Quick positioning structure of safety rolling shutter limiter |
| CN108756709A (en) * | 2018-08-13 | 2018-11-06 | 昆山隆泰汽车配件有限公司 | A kind of sunshade rotational power mechanism |
| CN108756709B (en) * | 2018-08-13 | 2024-04-05 | 昆山隆泰汽车配件有限公司 | Rotary power mechanism of sunshade curtain |
| CN110576725A (en) * | 2019-09-25 | 2019-12-17 | 董克思 | Automobile sunshade curtain |
| CN112918370A (en) * | 2021-04-11 | 2021-06-08 | 单晓丽 | Fixed car device that seals of goods for transportation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160506 Address after: 528325, Foshan, Guangdong Province, Shunde town B05-3 Industrial Zone Patentee after: Shunde District, Foshan Jinhui giant car decoration Co., Ltd. Address before: 528300, No. 15, Lane 1, civilized square road, Foshan Town, Shunde District, Guangdong Patentee before: Huang Bingsheng |
|
| 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: 20131009 Termination date: 20160504 |