CN2376245Y - Single-pulling reciprocative curtain open/close device - Google Patents
Single-pulling reciprocative curtain open/close device Download PDFInfo
- Publication number
- CN2376245Y CN2376245Y CN 99220958 CN99220958U CN2376245Y CN 2376245 Y CN2376245 Y CN 2376245Y CN 99220958 CN99220958 CN 99220958 CN 99220958 U CN99220958 U CN 99220958U CN 2376245 Y CN2376245 Y CN 2376245Y
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- CN
- China
- Prior art keywords
- pulley
- push rod
- locating module
- follow
- winding
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- Expired - Fee Related
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Abstract
The utility model relates to a single-line pulling reciprocating curtain opening /closing device, which comprises a coiling pulley block (19), a positioning device and a far-end pulley (11). The coiling pulley block (19) comprises three coiling pulleys, wherein, a middle pulley is a driving pulley (1) which is fixed to a main shaft (4), and the left side and the right side of the middle pulley are provided with one-way engaged gear wheels (6); a left pulley and a right pulley are driven pulleys (2) and (3) which are provided with one-way engaged gear wheels (7) and (8) towards one side of the middle pulley. The positioning device is used for controlling the engaging of the driving pulley (1) and the left driven pulley (2) or the right driven pulley (3) in order to control the moving direction of a sliding line (9). The utility model has the advantages of convenient use and simple structure.
Description
The utility model relates to a kind of reciprocating type curtain switching device of single stay, and specifically, the utility model relates to a kind of curtain switching device that comprises winding pulley group and positioner.
The folding of curtain is an ordinary minor matter, but is exactly minor matter so, all the time neither one more satisfactory, simple and practical method.At present, method commonly used is a direct cable formula method, and direct cable formula method is divided into fixed and movable two kinds.The so-called movable end of curtain backguy that is meant is not fixed, and the end in backguy adds a weight to keep the vertical of backguy, so that pulling sometimes.But because backguy is made up of two lines, two lines often twist together in use, often need make backguy in order before the use, very inconvenience.In order to overcome this difficulty, people add a pulley at a side inferior horn of window, fixedly backguy, and it is so-called fixed that Here it is.In this method, because backguy is fixed tightlyer, it is more painstaking that pulling is got up, and uses still inconvenient.
The purpose of this utility model just provides a kind of use hand single stay curtain opening or-closing device eaily.
Curtain opening or-closing device of the present utility model mainly comprises winding pulley group, positioner and far-end pulley, wherein, the winding pulley group comprises three winding pulleies that have meshing part again, pulley is a driving pulley in the middle of it, be fixed on the main shaft, and arranged on left and right sides has unidirectional interlock gear, is wound with backguy on the pulley; Left and right pulley is a follow-up pulley, and they are not fixed on the main shaft, can move on main shaft or slide, and its side towards intermediate pulley has unidirectional interlock gear, is wound with slip on two follow-up pulleies; Positioner is used to control driving pulley and left follow-up pulley or right follow-up pulley interlock, thereby drives left follow-up pulley or right follow-up pulley moves together, reaches the direction of motion of control curtain slip, the purpose that makes curtain open or close.
In the utility model, the winding pulley that has a meshing part is meant winding pulley in its both sides or one-sided outer wall, perhaps therein in the heart hole, perhaps in its outer, has the tooth for interlock.The driving pulley both sides have unidirectional interlock gear, and follow-up pulley has only a side to have unidirectional interlock gear.
In the utility model, said driving pulley is meant the winding pulley of at first accepting outside applied force and rotate in the winding pulley group; Said follow-up pulley refers in the winding pulley group by the unidirectional interlock gear that itself had, and accepts the power that landing wheel initiatively applies and the pulley that rotates.On driving pulley around line be called backguy; People apply external force by backguy, the pulling driving pulley.On follow-up pulley around line be called slip, slip moves between two follow-up pulleies and far-end pulley, and drives and the operation of control curtain.
Positioner of the present utility model mainly comprises location turnover panel, slidingtype locating module and locating module push rod, and wherein the locating module push rod is provided with a through wires hole, and the slip of curtain passes this through wires hole.The slidingtype locating module can move in the certain limit on the locating module push rod or slide.Be fixed with two commutation cards on the slip, two commutation cards divide the both sides that are located at through wires hole, and the distance between them can be adjusted according to the width of curtain.When slip moves to certain position, one of them commutation card moves to the through wires hole place on the locating module push rod, then the commutation card on the slip promotes the locating module push rod, and the slidingtype locating module on the drive locating module push rod, make it to contact with the push rod of winding pulley group or break away from, thereby promote the winding pulley group or decontrol the winding pulley group, make driving pulley and one of them follow-up pulley interlock; Continue the pulling backguy, slip on the pulley changes the direction of motion at this moment, to another direction motion, when another commutation on the slip blocks the through wires hole place that moves on the locating module push rod, this commutation card promotes the locating module push rod again, and drives the slidingtype locating module on the locating module push rod once more, makes it to be separated with the push rod of winding pulley group or to contact, thereby decontrol the winding pulley group or promote the winding pulley group, make driving pulley and the interlock of another one follow-up pulley.At this moment, the pulling backguy, the direction of motion of slip changes once more on the follow-up pulley.So circulation can reach the purpose that reciprocating type open and close are controlled.
The location turnover panel of the utility model positioner can be one, also can be two or more, and each turnover panel rotates along fixed axis separately, and can only be that the heart rotates along a direction with the axle.
The back is provided with a push rod operation limiting plate, perhaps respectively is provided with a push rod operation limiting plate in the front and back of slidingtype locating module.The purpose that push rod operation limiting plate is set on the slidingtype locating module is and location turnover panel synergy, contacts with the moment of winding pulley group push rod or breaks away to reach the slidingtype locating module.
In the utility model, because the location turnover panel can only rotate along a direction, like this, at above-mentioned locating module push rod during along its motion along the long axis, when the location turnover panel can not rotate, it contacted with push rod operation limiting plate, and pushing push rod operation limiting plate, thereby the relative displacement of control locating module push rod on short-axis direction, and then reach the corresponding displacement of controlling the slidingtype locating module on the locating module push rod.The effect of push rod operation limiting plate then is: when the locating module push rod moved, it contacted with the location turnover panel; When the locating module push rod ran to a certain degree, again with location turnover panel moment disengaging, thereby the relative displacement of control slidingtype locating module made it to contact with the moment of winding pulley group push rod.In a word, the location turnover panel must move the limiting plate synergy with push rod, could guarantee to reach the slidingtype locating module and contact with the moment of winding pulley group push rod.And when the locating module push rod along its motion along the long axis, location turnover panel can rotate the time, the location turnover panel contacts with push rod operation limiting plate, the location turnover panel rotates, do not push push rod operation limiting plate, after the turnover panel playback of location, push rod moves limiting plate or is fixed on other device promotion slidingtype locating module on the locating module push rod, makes it and the moment disengaging of winding pulley group push rod.
On the locating module push rod, in the front of slidingtype locating module or in order to reach the purpose of only using single stay, be provided with a nest spring device in the utility model, an end of wind spring is fixed on the main shaft.When the pulling backguy, because driving pulley also is fixed on the main shaft, its rotation not only drives a follow-up pulley and rotates together, and wind spring is tightened; When unclamping backguy, wind spring unclamps, and the driving pulley that drives on main shaft and the main shaft reverses together, makes backguy again on the wraparound driving pulley, and because the interlock gear is a ratchet, does not drive any one follow-up pulley during the driving pulley counter-rotating and rotate together.
In a word, the curtain switching device described in the utility model has been realized the single stay purpose of switch curtain repeatedly, and easy to use, structure is simple relatively, can be used for open and close curtain, curtain etc.
Below in conjunction with accompanying drawing a kind of embodiment of the present utility model is described, but scope of the present utility model is not limited only to this a kind of embodiment.
Fig. 1 is a user mode schematic diagram of the present utility model.
Fig. 2 and Fig. 3 are the structure and the working state schematic representations of the utility model assembly pulley.
Fig. 4 is the utility model positioner schematic diagram.
Fig. 5 is the schematic diagram of location turnover panel in the utility model positioner.
Driving pulley (1) is fixed on main shaft (4) and goes up (seeing accompanying drawing 2 or 3), is full of backguy (5) above, and both sides have unidirectional interlock gear (6); Left side follow-up pulley (2) and right follow-up pulley (3) are not fixed on the main shaft (4), be full of slip (9) above, one side of left side follow-up pulley (2) has unidirectional interlock gear (7), one side of right follow-up pulley (3) has unidirectional interlock gear (8), slip (9) is walked around far-end pulley (11) (seeing accompanying drawing 1), and be fixed with two commutation cards (10) on the slip (9), two commutation cards (10) divide the both sides that are located at through wires hole (12), and the distance between them can be adjusted according to the width of curtain.
Positioner is formed (seeing accompanying drawing 4) by location turnover panel (14), locating module push rod (13) and latch plate (17) etc., locating module push rod (13) is provided with slidingtype locating module (15), its front and back respectively is provided with a push rod operation limiting plate (16), and locating module push rod (13) is provided with a through wires hole (12), and slip (9) passes this through wires hole (12).Slidingtype locating module (15) can slide in the certain limit on the locating module push rod (13), and push rod operation limiting plate (16) then is fixed on the locating module push rod (13).Location turnover panel (14) also comprises directed piece (22) of location turnover panel and location turnover panel playback extension spring (23) (seeing accompanying drawing 5), the effect of directed piece (22) is to make location turnover panel (14) to rotate along a direction, promptly can not outwards rotate, can only rotate inwards, and the effect of playback extension spring (23) is to make location turnover panel (14) playback.
Slidingtype locating module (15) is in released state with the push rod (18) of winding pulley group (19) when supposing beginning, as shown in Figure 2.Winding pulley group this moment (19) is subjected to the promotion of spring (20), and driving pulley (1) is interlocked with right follow-up pulley (3).Pulling backguy (5), driving pulley (1) drives right follow-up pulley (3) and rotates together, and slip (9) and commutation simultaneously blocks (10) also movement therewith; Locate when commutation card (10) moves to through wires hole (12), outwards spur locating module push rod (13), the slidingtype locating module (15) on the locating module push rod (13) is motion together also, locatees turnover panel (14) simultaneously and contacts with push rod operation limiting plate (16).Because location turnover panel (14) can not outwards rotate, can only rotate inwards, like this, along with the outside motion of locating module push rod (13), location turnover panel (14) pushing push rod operation limiting plate (16) drives locating module push rod (13) pressuring spring plate (17).When push rod operation limiting plate (16) moves to the end, push rod operation limiting plate (16) moment disengaging location turnover panel (14), location turnover panel (14) is no longer oppressed push rod operation limiting plate (16), latch plate (17) promotes locating module push rod (13) forward, and push rod (18) moment of slidingtype locating module (15) and winding pulley group (19) is contacted.Because winding pulley group (19) is promoted to the right, make driving pulley (1) and right follow-up pulley (3) be separated, and be interlocked, as shown in Figure 3 with left follow-up pulley (2).
At this moment, if pulling backguy (5), driving pulley (1) drives left follow-up pulley (2) and rotates together, and slip (9) changes the direction of motion simultaneously, and another commutation card (10) is located motion towards through wires hole (12); Curtain moves with slip (9); When moving to through wires hole (12), this commutation card (10) locates, promote locating module push rod (13) inwards, but the slidingtype locating module (15) on the locating module push rod (13) slides in the above, and motion inwards thereupon not together, the push rod operation limiting plate (16) on the locating module push rod (13) is motion inwards together thereupon then; Push rod operation limiting plate (15) moves to and locatees turnover panel (14) when contacting, and location turnover panel (14) rotates inwards; After push rod operation limiting plate (16) moves to a certain degree, locatees turnover panel (14) playback, push rod operation limiting plate (16) promotes slidingtype locating module (15), make it push rod (18) moment disengaging with winding pulley group (19), at this moment, spring (20) promotes winding pulley group (19), make driving pulley (1) and left follow-up pulley (2) be separated, and be interlocked that whole curtain switching device returns to the state shown in the accompanying drawing 2 again with right follow-up pulley (3).
In order to realize the purpose of single stay, at an end of main shaft (4) wind spring storehouse (21) is housed, an end of wind spring is fixed on the main shaft (4) in wind spring storehouse (21).When backguy (5) pulling driving pulley (1) rotated, driving pulley (1) drives left follow-up pulley (2) or right follow-up pulley (3) rotates together, and wind spring is tightened simultaneously; Unclamp backguy (5), the wind spring revolution, and drive main shaft (4) and the driving pulley (1) that is fixed on the main shaft (4) reverses together, make backguy (5) rap around to again on the driving pulley (1), but owing to adopt unidirectional interlock gear to be interlocked between driving pulley (1) and two follow-up pulleies, thereby left follow-up pulley (2) or right follow-up pulley (3) and counter-rotating thereupon not together.Like this, by a backguy (5) of driving pulley (1), promptly can control whole curtain switching device.
Claims (6)
1. the reciprocating type curtain switching device of single stay control, comprise winding pulley group (19), positioner and far-end pulley (11), it is characterized in that winding pulley group (19) comprises three winding pulleies that have meshing part, intermediate pulley is driving pulley (1), be fixed on the main shaft (4), and arranged on left and right sides has unidirectional interlock gear (6); Left and right pulley is follow-up pulley (2), (3), and they are towards the unidirectional interlock gear of a side of intermediate pulley (7), (8); Positioner is used to control driving pulley (1) and left follow-up pulley (2) or right follow-up pulley (3) interlock, thereby drives left follow-up pulley (2) or right follow-up pulley (3) move together, controls the direction of motion of slip (9), makes the reciprocal open and close of curtain.
2. the described curtain switching device of claim 1, the winding pulley that it is characterized in that having meshing part are meant winding pulley in its both sides or one-sided outer wall, perhaps therein in the heart hole, perhaps in its outer, have the tooth for interlock.
3. claim 1 or 2 described curtain switching devices, it is characterized in that positioner comprises location turnover panel (14), locating module push rod (13) and spring assembly (17), locating module push rod (13) is provided with slidingtype locating module (15), push rod operation limiting plate (16) and through wires hole (12), and slip (9) passes this through wires hole (12).
4. the described curtain switching device of claim 3, it is characterized in that passing and have two commutation cards (10) on the slip (9) of through wires hole (12), and two commutation cards (10) divide the both sides that are located at through wires hole (12), and the distance between them can be adjusted according to the width of curtain.
5. the described curtain switching device of claim 3 is characterized in that the location turnover panel (14) of positioner has one or more, and each turnover panel rotates along fixed axis separately, and can only be that the heart rotates along a direction with the axle.
6. the described curtain switching device of claim 3 is characterized in that having on the locating module push rod (13) one or two push rod operation limiting plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99220958 CN2376245Y (en) | 1999-05-18 | 1999-05-18 | Single-pulling reciprocative curtain open/close device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99220958 CN2376245Y (en) | 1999-05-18 | 1999-05-18 | Single-pulling reciprocative curtain open/close device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2376245Y true CN2376245Y (en) | 2000-05-03 |
Family
ID=34011608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99220958 Expired - Fee Related CN2376245Y (en) | 1999-05-18 | 1999-05-18 | Single-pulling reciprocative curtain open/close device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2376245Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7165700B2 (en) | 2003-08-25 | 2007-01-23 | Henry Macler | Portable water cooler for use with bagged fluids and bagged fluids for use therewith |
| US7331487B2 (en) | 2003-09-12 | 2008-02-19 | Ammm Patent Holdings, Llc | Office water cooler adapter for use with bagged fluids |
| CN104398128A (en) * | 2014-11-24 | 2015-03-11 | 李七妹 | Single-cord bidirectional window curtain driving device |
| CN109996474A (en) * | 2016-09-15 | 2019-07-09 | Iim控股私人有限公司 | Curtain controls equipment |
-
1999
- 1999-05-18 CN CN 99220958 patent/CN2376245Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7165700B2 (en) | 2003-08-25 | 2007-01-23 | Henry Macler | Portable water cooler for use with bagged fluids and bagged fluids for use therewith |
| US7762429B2 (en) | 2003-08-25 | 2010-07-27 | International Packaging Innovations, Llc | Portable water cooler for use with bagged fluids and bagged fluids for use therewith |
| US7331487B2 (en) | 2003-09-12 | 2008-02-19 | Ammm Patent Holdings, Llc | Office water cooler adapter for use with bagged fluids |
| CN104398128A (en) * | 2014-11-24 | 2015-03-11 | 李七妹 | Single-cord bidirectional window curtain driving device |
| CN104398128B (en) * | 2014-11-24 | 2016-08-24 | 李七妹 | Single stay cord Bidirectional curtain driving means |
| CN109996474A (en) * | 2016-09-15 | 2019-07-09 | Iim控股私人有限公司 | Curtain controls equipment |
| US11229310B2 (en) | 2016-09-15 | 2022-01-25 | Iim Holding B.V. | Curtain controlling device |
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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 |