CN2457317Y - Blind curtain without pull cord - Google Patents
Blind curtain without pull cord Download PDFInfo
- Publication number
- CN2457317Y CN2457317Y CN 00262405 CN00262405U CN2457317Y CN 2457317 Y CN2457317 Y CN 2457317Y CN 00262405 CN00262405 CN 00262405 CN 00262405 U CN00262405 U CN 00262405U CN 2457317 Y CN2457317 Y CN 2457317Y
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- CN
- China
- Prior art keywords
- stabilizer
- sun blind
- fixed
- stay cord
- force 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 - Lifetime
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Abstract
The utility model relates to a shutter curtain without pull rope. The top end of the shutter curtain is provided with a frame fixed on a ceiling, and horizontal curtain sheets are arranged at the lower part of the frame. Both ends of each curtain sheet are respectively penetrated with a through rope, and the through ropes penetrate in the frame and are coiled around a control device. The control device comprises two coaxial rope wheels and a balance wheel group, and the two through ropes are coiled around the two rope wheels. The balance wheel group comprises a first balance wheel, a second balance wheel and an S-shaped force fixed spring. The two balance wheels and the two rope wheels rotate coaxially, and the S-shaped force fixed spring coils on the two balance wheels to achieve balanced state. When curtain sheets are folded or opened, the full motion can be achieved only by supporting the bottom of the curtain sheets upward or pulling the bottom of the curtain sheet downward.
Description
The utility model relates to a kind of sun blind, particularly a kind of no stay cord sun blind that do not need stay cord can conveniently draw and draw back sun blind in.
The pattern of curtain is according to the different branches that cloth curtain and sun blind are arranged of its material.Because sun blind have the effect that can regulate indoor light concurrently, so generally be used in the office place, but and two kinds of sun blind discrete and horizontal types, wherein, the horizontal type louver curtain is formed member and roughly is provided with a framework that is fixed in the hollow of ceiling, then be provided with in framework below and be the horizontal curtain of arranging up and down, each curtain sheet is also dialled with a rotatable control lever control and to be changeed curtain sheet to required angle, and then regulates indoor light.In addition, cooperate the controlling organization of being located at framework inside by a stay cord again, draw in or put down with the rising of control curtain sheet, when the drawing stay cord, each curtain sheet promptly can up draw in, when desiring to put down curtain sheet, then stay cord can be put down curtain sheet toward pulling on one side.
Above-mentioned is the control mode of existing sun blind.Yet, rise at the control curtain sheet, when descending, the quite difficult control of the angle of its stay cord, and also when will be with the curtain sheet drawing up the time, hand must be born the weight of all curtain sheets, makes the load of hand too big, so that drawing is felt difficulty.
On the other hand, under the uneven situation of the application of force, the high on one side low on one side situation of as easy as rolling off a log generation curtain sheet.
From the above, existing sun blind design with stay cord in order to the control structure of controlling its ascending, descending, are easy to generate to be difficult for the defective controlling, require great effort.
Main purpose of the present utility model is to provide a kind of no stay cord sun blind, and its rapid operation is convenient to again control.
The technical solution of the utility model is to provide a kind of no stay cord sun blind, the top of sun blind is provided with one in order to be fixed in the framework of ceiling, the curtain sheet of the level that is provided with is arranged in the framework below, the middle part, place, two ends of advancing of each curtain sheet also places with a wire rope handling respectively, the outside of curtain sheet is then with balance rope control balance, two balance ropes respectively with a rotating mechanism interlock of being located in the framework, place the generation interlock with a trace between two rotating mechanisms, this rotating mechanism also is stretched at the outer control lever of framework and cooperates the rotation of controlling curtain sheet with one, then cooperate in order to two wire rope handlings that are placed through each curtain sheet and to be placed through a control device that is located in the framework, be characterized in: control device comprises two coaxial design and the line wheel that can reel for two wire rope handlings respectively, and balance wheels, these balance wheels further comprise first, second stabilizer, and one or two free end be wound in the S shape fixed force spring of two stabilizers with volute in the same way, a wherein free end of fixed force spring is fixed on first stabilizer, and, first stabilizer and two lines wheel are to be fixed on the coupling unit of framework with being located in one, first stabilizer and two lines are taken turns and can together be rotated, and the swirl direction that is wound in the fixed force spring of first stabilizer is opposite with the coiling direction of line wheel, that is, when line wheel rolling wire rope handling, first stabilizer is then for loosening fixed force spring; In addition, the center of second stabilizer also is hubbed at a coupling unit that is fixed on the framework.
The characteristics of above-mentioned no stay cord sun blind are: two lines wheel is to be made as one with first stabilizer.
The characteristics of above-mentioned no stay cord sun blind are: be integrally formed with two lines wheel and establish a pivot hole of running through with the wheel body center of first stabilizer, other establishes a pivot that is placed through in this pivot hole, and the center of this pivot has a perforation, places for described coupling unit; And the center of second stabilizer also is provided with the pivot hole, and other establishes a pivot that penetrates the pivot hole of second stabilizer, and the center of pivot is then passed with a coupling unit and is fixed on the combo box;
Above-mentioned combo box is to be provided with one in order to be fixed in the Qian shape base on the framework, is provided with the portion of placing restrictions in base towards this side of frame center, places restrictions in the portion position with respect to two lines wheel and is equipped with two roads and places restrictions on groove for what wire rope handling placed.
The another characteristics of above-mentioned no stay cord sun blind are: establish a ㄇ shape top cover that is covered on described base top, the perisporium outside of base is provided with protuberance, and the side root edge of top cover is provided with the hook portion that button is located at the protuberance root edge
The another characteristics of above-mentioned no stay cord sun blind are: two free ends of fixed force spring are respectively equipped with the Plug Division, the end of this Plug Division is made as the bigger expansion section of external diameter, the adjacent end place then is made as the narrower neck of width, bottom land in first stabilizer and second stabilizer then is provided with one section along the slot of radially slotting in addition, this slot is the neck width that is slightly larger than the Plug Division of fixed force spring along the axial width of wheel body, along radially length then greater than the expansion section width of Plug Division.
The another characteristics of above-mentioned no stay cord sun blind are: be that tube connector with a hollow is connected between two lines of described control device wheel and first stabilizer, this tube connector also can supply the trace of described rotating mechanism to place.
The another characteristics of above-mentioned no stay cord sun blind are: two free ends of fixed force spring are respectively equipped with the Plug Division, the end of this Plug Division is made as the bigger expansion section of external diameter, the adjacent end place then is made as the narrower neck of width, bottom land in first stabilizer and second stabilizer then is provided with one section along the slot of radially slotting in addition, this slot is the neck width that is slightly larger than the Plug Division of fixed force spring along the axial width of wheel body, along radially length then greater than the expansion section width of Plug Division.
The another characteristics of above-mentioned no stay cord sun blind are: the lowermost end of curtain sheet is established with weight.
The another characteristics of above-mentioned no stay cord sun blind are: a brake block is established in the top cover bottom surface, a wherein end of this brake block is the top cover bottom surface of being fixed in second stabilizer top, the other end then supports the periphery that reaches first stabilizer, and it is opposite with the direction of the first balance crop rotation coiling fixed force spring, make the first stabilizer periphery be subjected to resistance, spiral shell is established one and is supported the adjustment bolt that reaches brake block on the top board of top cover in addition.
The another characteristics of above-mentioned no stay cord sun blind are: described brake block with elastic force is the end face that presses on first stabilizer.
Contract the above, characteristics of the present utility model are to make sun blind not need stay cord, when drawing in or drawing back sun blind; as long as directly force in curtain sheet, and, owing to utilize the design of balance wheels; can make sun blind static everywhere, so also can be convenient to control also laborsaving.
Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.
Brief Description Of Drawings:
Fig. 1 is the planar gesture schematic diagram of the utility model gathering or the sheet of down drawing the curtain apart;
Fig. 2 is a stereoscopic schematic diagram of the present utility model;
Fig. 3 is an exploded perspective schematic diagram of the present utility model;
Fig. 4 is a combination generalized section in plane of the present utility model.
Fig. 5 is that the another kind of the brake block in the utility model is implemented schematic diagram.
Fig. 6 is the another kind of schematic diagram of implementing of the present utility model.
As shown in Figure 1, 2, no stay cord sun blind provided by the utility model, its kenel is roughly similar with existing sun blind, promptly be provided with a framework 10 in order to be fixed in ceiling, the curtain sheet 11 of the level that is provided with is arranged in framework 10 belows, the middle part, place, nearly two ends of each curtain sheet 11 places with a wire rope handling 12 respectively, and the outside of curtain sheet 11 is then with balance rope 13 control balances.Two balance ropes 13 penetrate framework 10 these ends respectively with a rotating mechanism 20 interlocks, place a trace 21 between two rotating mechanisms 20 producing interlock, this rotating mechanism 20 also is stretched at the outer control lever 22 of framework 10 and cooperates interlock with one.When this control lever 22 of rotation, get final product so that rotating mechanism 20 rotates, and then make curtain sheet 11 turn to required angle (mechanism of this control rotation is a conventional components, and non-pass the utility model emphasis, so do not repeat).Above-mentionedly then be placed through a control device 30 that is located in the framework 10 in order to two wire rope handlings 12 that are placed through each curtain sheet 11; in the time each curtain sheet 11 up will being drawn in or down draws back; as long as up hold up from the bottom surface of curtain sheet 11 or drawing down, and be a kind of design of laborsaving, handled easily.
Above-mentioned is general arrangement of the present utility model and control mode, and its detailed structure is then addressed as the back:
Consult shown in Figure 2ly again, the control device 30 of the utility model control curtain sheet 11 ascending, descendings is line the wheel 31 and one balance wheels 32 that comprise two coaxial design.These balance wheels 32 comprise that first stabilizer 321 and second stabilizer 322 and two ends are wound in the S shape fixed force spring 33 of two stabilizers 321,322, and wherein, first stabilizer 321 is to take turns 31 coaxial settings with two lines also can together rotate.In addition,, in advance control device 30 is assembled in the combo box 34, again this combo box 34 is fixed in the framework 10 of sun blind and get final product (repeating after then holding about the assembling mode of combo box 34 and control device 30) for the ease of assembling.
Consult simultaneously shown in Fig. 2,3, in the middle of this preferred embodiment, two lines wheel, 31 and first stabilizer 321 is made as one, that is be provided with three ring grooves in a wheel body, and groove that its contiguous wheel body two ends are provided with is a line wheel 31, the groove in the middle of being positioned at then forms first stabilizer 321, a pivot hole 310 of running through is also established in the center of this wheel body, establish in pivot hole 310 with pivot 311 in addition, the center of this pivot 311 has a perforation 312, places for a coupling unit 313 and is fixed on the combo box 34.The center of second stabilizer 322 also is provided with pivot hole 323, is provided with perforation 325 pivot 324 with the center that places, and utilizes a coupling unit 326 to pass the perforation 325 of this pivot 324 again, is fixed on the combo box 34.Between first stabilizer 321 and second stabilizer 322 again with the two ends of S shape fixed force spring 33 circle around, the two ends of this fixed force spring 33 are as the volute spring setting, and a wherein free end of fixed force spring 33 is affixed shape with first stabilizer 321 at least, its affixed mode is that the free end in fixed force spring 33 is provided with a Plug Division 331, Plug Division 331 ends are made as the bigger expansion section of external diameter 332, the adjacent end place then is made as the narrower neck of width 333, bottom land in first stabilizer 321 then is provided with one section along the slot of radially offering 327 in addition, slot 327 is neck 333 width that are slightly larger than the Plug Division 331 of fixed force spring 33 along the axial width of wheel body, along radially length then greater than expansion section 332 width of Plug Division 331, its set-up mode is for after the Plug Division 331 that makes S shape fixed force spring 33 inserts slots 327 with expansion section 332, change into 90 degree again, be equipped in the slot 327 and can't deviate from its neck 333.
Shown in Figure 4 is the generalized section that self-balancing wheels 32 dissect, by diagram as can be known, utilize the two ends of S shape fixed force spring 33 to be wound in the same way volute spring, the gravity that cooperates curtain sheet 11 again, make S shape fixed force spring 33 be the stretching state, when wherein an end was reeling condition, the other end was that fixed force spring is loosened in reverse rotation, and can between receipts one are put, reach equilibrium of forces, and curtain sheet 11 promptly is positioning states.For example, when desire is drawn curtain sheet 11 in and when holding up the curtain sheet 11 that is positioned at below as illustrated in fig. 1, wire rope handling 12 has reduced the gravity effect that is subjected to curtain sheet 11 in moment, make fixed force spring shown in Figure 4 33 unbalance and fixed force spring 33 that be positioned at second stabilizer, 322 these ends begins to reel, simultaneously, the fixed force spring 33 that is positioned at first stabilizer, 321 these ends begins to loosen, and line wheel 31 wire rope handling 12 that also begins to reel, when no longer the application of force held up curtain sheet 11, curtain sheet 11 was promptly static at any time; Otherwise when down drawing the curtain apart sheet 11 shown in the imaginary line of Fig. 1, line wheel 31 is promptly disengaging the direction rotation of wire rope handling 12, first stabilizer 321 fixed force spring 33 of promptly reeling simultaneously, and the fixed force spring 33 that is positioned at second stabilizer, 322 these ends then begins to loosen.
In addition, when drawing the curtain apart sheet more for a long time, the remaining curtain sheet that does not draw back is few more, and the resistance that fixed force spring 33 is born reduces relatively, if decontrol the power that pulls and supports to curtain sheet, the fixed force spring 33 of being located at first stabilizer, 321 these ends might turn round coiling, so can be made as weight in the curtain sheet lowermost end of sun blind shown in Figure 1, to prevent 321 revolutions of first stabilizer, or establish a brake block 351 in top cover 35 bottom surfaces especially as illustrated in fig. 4, a wherein end of this brake block 351 is top cover 35 bottom surfaces of being fixed in second stabilizer, 322 tops, the other end then supports and the periphery of first stabilizer 321, and to make the direction of coiling fixed force spring 33 opposite with first stabilizer 321.When first stabilizer 321 turns round coiling fixed force spring 33 because resistance reduces, promptly can be subjected to stopping of brake block 351, spiral shell is established one and can be supported the adjustment bolt 352 that reaches brake block 351 on the top board of top cover 35 in addition, to adjust the press power of brake block 351.
In addition, as shown in Figure 5, the design concept of above-mentioned brake block also can be fixed in top cover 35 bottom surfaces with a wherein end of brake block 353, and extend to the end face of first stabilizer 321, and since this than embodiment in the middle of, first stabilizer 321 is to take turns 31 coaxial settings with line, so brake block 353 is to be held in line to take turns between 31 (i.e. first stabilizers 321) and the combo box 34, bestow line wheel 31 (i.e. first stabilizer 321) press power of end face, also can prevent that principal vertical line takes turns 31 fast rotation.
From the above; design of the present utility model is to be the S shape fixed force spring 33 of reeling in the same way by two ends to reach balance with the weight of curtain sheet 11; make the curtain sheet 11 can be static everywhere; and in the time will drawing or draw the curtain apart sheet 11 in; as long as curtain sheet 11 up held up or drawing down, so its operation is very convenient.In addition, because wire rope handling 12 is the drawings that are subjected to the elastic force of fixed force spring 33, thus very laborsaving when holding up gathering, and can be static everywhere and very convenient.
On the other hand, be to be wound on the coaxial two lines wheel 31 owing to be placed through two wire rope handlings 12 of each curtain sheet 11, so the two ends of curtain sheet all are the synchronization lifting action, are unlikely as existing curtain sheet and can produce high low situation on one side on one side with stay cord control.
Above-mentioned is to be preferred embodiment of the present utility model, in addition, control device 30 also can be as shown in Figure 6 kenel, by shown in this vertical view as can be known, in framework 10 tops of sun blind, still be provided with two rotating mechanisms 20, between two rotating mechanisms 20, place connection with a trace 21 in order to the rotation of control curtain sheet.40 of described control device comprise 41 and one groups of balance wheels 42 of two lines wheel, establish first stabilizer 421 between the two lines wheel 41 with balance wheels 42, and be that tube connector 43 with a hollow connects between two lines wheels, 41 and first stabilizer 421, the state that presents coaxial setting, this tube connector 43 also can place for described trace 21, first stabilizer 421 and second stabilizer 422 and with the two ends of S shape fixed force spring 44 with volute shape reel (mode of its coiling is identical with above-mentioned preferred embodiment), and be placed through two wire rope handlings 12 between each curtain sheet (not shown) after passing framework 10, and be wound in respectively on the two lines wheel 41, because two lines wheel, 41 and first stabilizer 421 is coaxial settings, between first stabilizer 421 and second stabilizer 422 again the fixed force spring 44 with S shape keep balances, its set-up mode is identical with aforementioned preferred embodiment, so also can reach directly and play the gathering curtain sheet with hand rest, or the effect of the sheet of down drawing the curtain apart, each curtain sheet also can be static everywhere.
Claims (10)
1. no stay cord sun blind, the top of sun blind is provided with one in order to be fixed in the framework of ceiling, the curtain sheet of the level that is provided with is arranged in the framework below, the middle part, place, nearly two ends of each curtain sheet also places with a wire rope handling respectively, the outside of curtain sheet is then with balance rope control balance, two balance ropes respectively with a rotating mechanism interlock of being located in the framework, place the generation interlock with a trace between two rotating mechanisms, this rotating mechanism also is stretched at the outer control lever of framework and cooperates the rotation of controlling curtain sheet with one, then cooperate in order to two wire rope handlings that are placed through each curtain sheet to be placed through a control device that is located in the framework, it is characterized in that:
Control device comprises two coaxial design and the line wheel that can reel for two wire rope handlings respectively, and balance wheels, these balance wheels further comprise first, second stabilizer, and one or two free end be wound in the S shape fixed force spring of two stabilizers with volute in the same way, a wherein free end of fixed force spring is fixed on first stabilizer, and, first stabilizer and two lines wheel are to be fixed on the coupling unit of framework with being located in one, first stabilizer and two lines are taken turns and can together be rotated, and the swirl direction that is wound in the fixed force spring of first stabilizer is opposite with the coiling direction of line wheel, that is, when line wheel rolling wire rope handling, first stabilizer is then for loosening fixed force spring; In addition, the center of second stabilizer also is hubbed at a coupling unit that is fixed on the framework.
2. no stay cord sun blind as claimed in claim 1 is characterized in that: two lines wheel is to be made as one with first stabilizer.
3. no stay cord sun blind as claimed in claim 1, it is characterized in that: be integrally formed with two lines wheel and establish a pivot hole of running through with the wheel body center of first stabilizer, other establishes a pivot that is placed through in this pivot hole, and the center of this pivot has a perforation, places for described coupling unit; And the center of second stabilizer also is provided with the pivot hole, and other establishes a pivot that penetrates the pivot hole of second stabilizer, and the center of pivot is then passed with a coupling unit and is fixed on the combo box;
Described combo box is to be provided with one in order to be fixed in the Qian shape base on the framework, is provided with the portion of placing restrictions in base towards this side of frame center, places restrictions in the portion position with respect to two lines wheel and is equipped with two roads and places restrictions on groove for what wire rope handling placed.
4. no stay cord sun blind as claimed in claim 3 is characterized in that: establish a ㄇ shape top cover that is covered on described base top, the perisporium outside of base is provided with protuberance, and the side root edge of top cover is provided with the hook portion that button is located at the protuberance root edge
5. as claim 1 or 4 described no stay cord sun blind, it is characterized in that: two free ends of fixed force spring are respectively equipped with the Plug Division, the end of this Plug Division is made as the bigger expansion section of external diameter, the adjacent end place then is made as the narrower neck of width, bottom land in first stabilizer and second stabilizer then is provided with one section along the slot of radially slotting in addition, this slot is the neck width that is slightly larger than the Plug Division of fixed force spring along the axial width of wheel body, along radially length then greater than the expansion section width of Plug Division.
6. no stay cord sun blind as claimed in claim 1 is characterized in that: be that tube connector with a hollow is connected between two lines of described control device wheel and first stabilizer, this tube connector also can supply the trace of described rotating mechanism to place.
7. no stay cord sun blind as claimed in claim 6, it is characterized in that: two free ends of fixed force spring are respectively equipped with the Plug Division, the end of this Plug Division is made as the bigger expansion section of external diameter, the adjacent end place then is made as the narrower neck of width, bottom land in first stabilizer and second stabilizer then is provided with one section along the slot of radially slotting in addition, this slot is the neck width that is slightly larger than the Plug Division of fixed force spring along the axial width of wheel body, along radially length then greater than the expansion section width of Plug Division.
8. no stay cord sun blind as claimed in claim 1, it is characterized in that: the lowermost end of curtain sheet is established with weight.
9. no stay cord sun blind as claimed in claim 4, it is characterized in that: a brake block is established in the top cover bottom surface, a wherein end of this brake block is the top cover bottom surface of being fixed in second stabilizer top, the other end then supports the periphery that reaches first stabilizer, and it is opposite with the direction of the first balance crop rotation coiling fixed force spring, make the first stabilizer periphery be subjected to resistance, spiral shell is established one and is supported the adjustment bolt that reaches brake block on the top board of top cover in addition.
10. no stay cord sun blind as claimed in claim 9 is characterized in that: described brake block with elastic force is the end face that presses on first stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00262405 CN2457317Y (en) | 2000-11-14 | 2000-11-14 | Blind curtain without pull cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00262405 CN2457317Y (en) | 2000-11-14 | 2000-11-14 | Blind curtain without pull cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2457317Y true CN2457317Y (en) | 2001-10-31 |
Family
ID=33617672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00262405 Expired - Lifetime CN2457317Y (en) | 2000-11-14 | 2000-11-14 | Blind curtain without pull cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2457317Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381676C (en) * | 2004-02-03 | 2008-04-16 | 金坤实业股份有限公司 | Window curtain capable of automatically rising |
| CN101654997B (en) * | 2008-08-20 | 2012-09-26 | 天津市现代塑铝制品有限责任公司 | Folding screen door screen window with bi-directional movable mullions |
| CN105569382A (en) * | 2016-02-04 | 2016-05-11 | 何浩忱 | Push-pull type independent space convenient cover |
| CN110242197A (en) * | 2019-07-03 | 2019-09-17 | 安徽宝盈家居有限公司 | A kind of anti-bias formula venetian blind of gravitational equilibrium |
-
2000
- 2000-11-14 CN CN 00262405 patent/CN2457317Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381676C (en) * | 2004-02-03 | 2008-04-16 | 金坤实业股份有限公司 | Window curtain capable of automatically rising |
| CN101654997B (en) * | 2008-08-20 | 2012-09-26 | 天津市现代塑铝制品有限责任公司 | Folding screen door screen window with bi-directional movable mullions |
| CN105569382A (en) * | 2016-02-04 | 2016-05-11 | 何浩忱 | Push-pull type independent space convenient cover |
| CN105569382B (en) * | 2016-02-04 | 2017-10-20 | 何浩忱 | A kind of plug-type separate space facility cover |
| CN110242197A (en) * | 2019-07-03 | 2019-09-17 | 安徽宝盈家居有限公司 | A kind of anti-bias formula venetian blind of gravitational equilibrium |
| CN110242197B (en) * | 2019-07-03 | 2024-04-26 | 安徽宝盈家居有限公司 | Gravity balanced anti-deflection shutter curtain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20101114 Granted publication date: 20011031 |