CN108386118B - Shutter curtain - Google Patents
Shutter curtain Download PDFInfo
- Publication number
- CN108386118B CN108386118B CN201810360288.1A CN201810360288A CN108386118B CN 108386118 B CN108386118 B CN 108386118B CN 201810360288 A CN201810360288 A CN 201810360288A CN 108386118 B CN108386118 B CN 108386118B
- Authority
- CN
- China
- Prior art keywords
- gear
- box body
- blind
- groove
- shaft sleeve
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000001174 ascending effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
- E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
- E06B9/32—Operating, guiding, or securing devices therefor
- E06B9/322—Details of operating devices, e.g. pulleys, brakes, spring drums, drives
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Blinds (AREA)
Abstract
The invention provides a shutter curtain, which comprises a pull rope top rail, a transmission mechanism, a head and a shutter curtain, wherein the transmission mechanism comprises a driving rod, a wire winder and a clutch, wherein the wire winder and the clutch are sleeved on the driving rod, a boosting mechanism is arranged in the top rail, the boosting mechanism comprises a box body, a gear set, a top cover and a coil spring arranged in the box body, a first fixing column and a second fixing column are arranged in the box body, the first fixing column and the second fixing column can rotate relative to the box body, one end of the coil spring is wound on the first fixing column, the end part of the other end of the coil spring is fixed on the second fixing column, a groove is formed in the top of the box body, the gear set comprises a first gear which is arranged in the groove and is fixed on the second fixing column, a second gear which is matched with the first gear is arranged at the opening of the groove, a second shaft sleeve is arranged at the position opposite to the first shaft sleeve on the groove, and the first shaft sleeve and the second shaft sleeve are sleeved on the driving rod.
Description
Technical Field
The invention relates to a shutter curtain.
Background
Blind blinds are used to conceal openings in windows and doors to block light and preserve privacy. Along with the development of national economy, the requirements of people on life quality are improved day by day, window decoration products are also rapidly developed, and the shutter is used as a product with rich page turning and light adjusting functions, so that the application requirements are more and more.
The traditional blind curtain comprises a top rail, a blind curtain, a lower beam, a transmission mechanism for adjusting the ascending or descending of the blind curtain and an adjusting mechanism for adjusting the opening and closing angles of blades, wherein the transmission mechanism comprises a driving rod and a winder. The clutch is arranged in the top rail of the existing blind curtain, so that the blind curtain can realize a semi-automatic descending function, the blind curtain moves downwards through the weight of the blind curtain, when the weight of the blind curtain is too light, the blind curtain is stopped when the blind curtain descends to half, and then the blind curtain is descended to the bottommost part through the pull rope, so that the use cost and the lost time cost of a user are influenced; when the blind is overweight, the blind is easy to drop down rapidly, so that the top rail is subjected to larger tension, the top cabinet is unstable after a long time, and potential safety hazards are easy to cause.
Disclosure of Invention
In view of the above, the present invention aims to provide a blind which has a simple structure and a long service life and can prevent the blind from falling to half and stopping.
Aiming at the problems, the following technical scheme is provided: the utility model provides a blind curtain, includes stay cord, top rail, drive mechanism, system head and blind, drive mechanism includes actuating lever and cover establishes winder and clutch on the actuating lever, be equipped with helping the moving mechanism in the top rail, helping the moving mechanism including box body, gear train, top cap and establishing the wind spring in the box body, be equipped with first fixed column and second fixed column in the box body, first fixed column and the relative box body of second fixed column are rotatable, the one end winding of wind spring is on first fixed column, and other end tip is fixed in on the second fixed column, the box body top is equipped with the recess, the gear train is including establishing the first gear and establishing on the second fixed column and establishing on recess opening part and first gear complex second gear, be equipped with first axle sleeve on the second gear, the position department relative with first axle sleeve on the recess is equipped with the second axle sleeve, first axle sleeve and second axle sleeve are established on the actuating lever, the cover is equipped with the attenuator on the actuating lever.
In the structure, the blind curtain can automatically descend by means of the gravity of the lower beam of the blind curtain through the cooperation of the pull rope and the clutch. The rotation speed of the driving rod can be reduced through the damper, so that the shutter curtain is prevented from falling off from the top rail or falling off from the wall due to pressure generated by too fast falling of the shutter curtain. One end winding of wind spring is on first fixed column, and the other end tip is fixed in on the second fixed column can make the one end of wind spring produce the pretightning force, and when the blind descends, the actuating lever rotates, and the second fixed column rotates through the pretightning force of wind spring to drive first gear and rotate, first gear drives the second gear and rotate, and the second gear helps the actuating lever to rotate through first axle sleeve, stops when preventing the blind to descend to half. The second sleeve can limit the driving rod, so that the driving rod is connected with the auxiliary mechanism more stably. When the blind rises, the driving rod rotates, and the second gear drives the first gear to rotate, so that the second fixing column releases the coil spring, and the coil spring is rewound on the first fixing column.
The invention is further arranged that the damper adopts a unidirectional oil pressure damper.
By adopting the structure, the blind has good silencing effect when descending, and the damper can only act when descending.
The invention is further characterized in that the winder is at least provided with two groups and symmetrically arranged in the top rail relative to the central line of the blind.
By adopting the structure, the ascending or descending stability of the blind can be improved.
The invention further provides that the cover is arranged on the recess and fastened with it by means of screws.
By adopting the structure, dust can be prevented from entering the grooves to influence the rotation of the gear set. The detachable structure is convenient to maintain and clean.
The invention has the beneficial effects that: compared with the existing blind curtain, the invention has the advantages of simple structure, high stability, long service life, saving time for users and capability of preventing the blind curtain from falling to half to stop. The rotation speed of the driving rod can be slowed down through the damper, so that the shutter curtain is prevented from falling off from the top rail or falling off from the wall due to pressure generated by too fast falling of the shutter curtain, and the safety of the invention is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the assist mechanism in the present invention.
Fig. 3 is a schematic view of the structure of the inside of the case according to the present invention.
The meaning of the reference numerals in the figures: 1-pulling ropes; 2-top rail; 3-making a head; 4-blind; 5-a transmission mechanism; 51-a drive rod; 52-a reel; 53-clutch; 6-a boosting mechanism; 61-a box body; 611-a first fixing column; 612-a second fixing post; 613-grooves; 62-gear set; 621-a first gear; 622-a second gear; 63-top cap; 64-coil springs; 7-a first sleeve; 8-a second sleeve; 9-damper.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
The blind curtain as shown in fig. 1 to 3 comprises a pull rope 1, a top rail 2, a transmission mechanism 5, a head 3 and a blind curtain 4, wherein the transmission mechanism 5 comprises a driving rod 51, a winder 52 and a clutch 53 which are sleeved on the driving rod 51, a power assisting mechanism 6 is arranged in the top rail 2, the power assisting mechanism 6 comprises a box body 61, a gear set 62, a top cover 63 and a coil spring 64 arranged in the box body 61, a first fixing column 611 and a second fixing column 612 are arranged in the box body 61, the first fixing column 611 and the second fixing column 612 are rotatable relative to the box body 61, one end of the coil spring 64 is wound on the first fixing column 611, the other end of the coil spring is fixed on the second fixing column 612, a groove 613 is formed in the top of the box body 61, the gear set 62 comprises a first gear 621 arranged in the groove 613 and a second gear 622 matched with the first gear 621 at the opening of the groove 613, a first shaft sleeve 7 is arranged on the second gear 622, a position of the first shaft sleeve 7 is arranged on the second shaft sleeve 7 and a second shaft sleeve 8 is arranged on the second shaft sleeve 8 relative to the driving rod 51.
In the above configuration, the blind 4 can be automatically lowered by the gravity of the lower beam of the blind by engaging the pull cord 1 with the clutch 53. The rotation speed of the driving rod 51 can be slowed down by the damper 9, so that the blind 4 is prevented from falling off from the head rail 2 or the head rail 2 is prevented from falling off from the wall due to the pressure generated by the blind 4 falling too fast. One end of the coil spring 64 is wound on the first fixing column 611, the other end of the coil spring 64 is fixed on the second fixing column 612, so that a pretightening force is generated at one end of the coil spring 64, when the blind 4 descends, the driving rod 51 rotates, the second fixing column 612 rotates through the pretightening force of the coil spring 64, and accordingly the first gear 621 is driven to rotate, the first gear 621 drives the second gear 622 to rotate, the second gear 622 helps the driving rod 51 to rotate through the first shaft sleeve 7, and the blind 4 is prevented from stopping when the blind 4 descends to half. The second sleeve 8 can limit the driving rod 51 so that the driving rod 51 is connected with the auxiliary mechanism 6 more stably. When the blind 4 is lifted, the driving rod 51 rotates, and the second gear 622 rotates the first gear 621, so that the second fixing post 612 releases the coil spring 64, and the coil spring 64 is rewound onto the first fixing post 611.
In this embodiment, the damper 9 is a unidirectional oil pressure damper 9. The blind 4 has good silencing effect when descending, and the damper 9 can only act when descending the blind 4.
In this embodiment, the reel 52 is provided with at least two groups, and is symmetrically disposed in the head rail 2 with respect to the center line of the blind 4. The stability of the ascending or descending of the blind 4 can be increased.
In this embodiment, the top cover 63 is disposed on the groove 613 and fastened thereto by a screw. Dust can be prevented from entering the groove 613 to affect the rotation of the gear set 62. The detachable structure is convenient to maintain and clean.
In this embodiment, an elastic block for making it more stable to be mounted in the head rail 2 is provided below the assist mechanism 6. The elastic block can reduce the stress applied to the auxiliary mechanism 6 when the driving rod 51 rotates, so that the auxiliary mechanism 6 can be stably positioned in the head rail 2, and higher reliability is achieved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (3)
1. The utility model provides a blind curtain, includes stay cord, head rail, drive mechanism, system head and blind curtain, drive mechanism includes actuating lever and cover establishes winder and clutch on the actuating lever, its characterized in that: the top rail is internally provided with a boosting mechanism, the boosting mechanism comprises a box body, a gear set, a top cover and a coil spring arranged in the box body, a first fixed column and a second fixed column are arranged in the box body, the first fixed column and the second fixed column are rotatable relative to the box body, one end of the coil spring is wound on the first fixed column, the end part of the other end of the coil spring is fixed on the second fixed column, the top of the box body is provided with a groove, the gear set comprises a first gear arranged in the groove and fixed on the second fixed column and a second gear arranged at the opening of the groove and matched with the first gear, the second gear is provided with a first shaft sleeve, a second shaft sleeve is arranged at the position, opposite to the first shaft sleeve, of the groove, the first shaft sleeve and the second shaft sleeve are sleeved on a driving rod, and a damper is sleeved on the driving rod; the damper adopts a unidirectional oil pressure damper.
2. A blind according to claim 1, wherein: the winder is provided with at least two groups and is symmetrically arranged in the top rail relative to the central line of the blind.
3. A blind according to claim 1, wherein: the top cover is arranged on the groove and fastened with the groove through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810360288.1A CN108386118B (en) | 2018-04-20 | 2018-04-20 | Shutter curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810360288.1A CN108386118B (en) | 2018-04-20 | 2018-04-20 | Shutter curtain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108386118A CN108386118A (en) | 2018-08-10 |
| CN108386118B true CN108386118B (en) | 2024-01-19 |
Family
ID=63065669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810360288.1A Active CN108386118B (en) | 2018-04-20 | 2018-04-20 | Shutter curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108386118B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0150000A2 (en) * | 1984-01-10 | 1985-07-31 | Gerhard Hauptmann | Roller shutter operating device as a modular construction system for tassel, crank, and electric drive |
| CA2368336A1 (en) * | 2002-01-16 | 2003-07-16 | Industrial Technology Research Institute | Concealed type venetian blind lifting control mechanism |
| CN2604500Y (en) * | 2003-01-30 | 2004-02-25 | 丽方企业股份有限公司 | Shutter window capable of rolling exposed control cord |
| CN1607314A (en) * | 2003-10-10 | 2005-04-20 | 斯普林斯窗式潮流有限合伙公司 | Window covering lifting system and method |
| CN201085447Y (en) * | 2007-08-30 | 2008-07-16 | 郑立铭 | Damping device for deploying and retracting window curtain |
| CN201831619U (en) * | 2010-10-12 | 2011-05-18 | 佘家文 | Double-layer Roman curtain track |
| CN202493212U (en) * | 2012-02-01 | 2012-10-17 | 台湾扣具工业股份有限公司 | Reciprocating type curtain retracting-extending mechanism |
| TWM475508U (en) * | 2013-11-20 | 2014-04-01 | Ming-Ze Hong | Roll-up structure for curtain |
| CN203796154U (en) * | 2014-03-21 | 2014-08-27 | 丹东实发工业滤布有限公司 | Invisible window screen with filter material convenient to replace |
| CN104691287A (en) * | 2015-03-17 | 2015-06-10 | 重庆长安汽车股份有限公司 | Automotive skylight sun-shading curtain structure capable of being automatically withdrawn |
| CN205840733U (en) * | 2016-07-25 | 2016-12-28 | 清远大中塑胶制品有限公司 | A kind of concealed sun blind of stay cord and regulation device thereof |
| CN106996256A (en) * | 2017-05-03 | 2017-08-01 | 浙江宏鼎实业有限公司 | A kind of cord winder being used for without drawstring shutter and one kind are without draw cord system shutter |
| CN107060619A (en) * | 2017-04-12 | 2017-08-18 | 广东创明遮阳科技有限公司 | A kind of sun blind |
| CN206571402U (en) * | 2017-03-14 | 2017-10-20 | 清远大中塑胶制品有限公司 | A kind of concealed sun blind of drawstring and its regulation device |
| CN208763578U (en) * | 2018-04-20 | 2019-04-19 | 瑞安市雅木窗饰有限公司 | A kind of venetian blind |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205400553U (en) * | 2016-03-04 | 2016-07-27 | 关健民 | Curtain |
-
2018
- 2018-04-20 CN CN201810360288.1A patent/CN108386118B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0150000A2 (en) * | 1984-01-10 | 1985-07-31 | Gerhard Hauptmann | Roller shutter operating device as a modular construction system for tassel, crank, and electric drive |
| CA2368336A1 (en) * | 2002-01-16 | 2003-07-16 | Industrial Technology Research Institute | Concealed type venetian blind lifting control mechanism |
| CN2604500Y (en) * | 2003-01-30 | 2004-02-25 | 丽方企业股份有限公司 | Shutter window capable of rolling exposed control cord |
| CN1607314A (en) * | 2003-10-10 | 2005-04-20 | 斯普林斯窗式潮流有限合伙公司 | Window covering lifting system and method |
| CN201085447Y (en) * | 2007-08-30 | 2008-07-16 | 郑立铭 | Damping device for deploying and retracting window curtain |
| CN201831619U (en) * | 2010-10-12 | 2011-05-18 | 佘家文 | Double-layer Roman curtain track |
| CN202493212U (en) * | 2012-02-01 | 2012-10-17 | 台湾扣具工业股份有限公司 | Reciprocating type curtain retracting-extending mechanism |
| DE202014104587U1 (en) * | 2013-11-20 | 2015-02-26 | Min-Che Hung | Cable winding arrangement for a window blind |
| TWM475508U (en) * | 2013-11-20 | 2014-04-01 | Ming-Ze Hong | Roll-up structure for curtain |
| CN203796154U (en) * | 2014-03-21 | 2014-08-27 | 丹东实发工业滤布有限公司 | Invisible window screen with filter material convenient to replace |
| CN104691287A (en) * | 2015-03-17 | 2015-06-10 | 重庆长安汽车股份有限公司 | Automotive skylight sun-shading curtain structure capable of being automatically withdrawn |
| CN205840733U (en) * | 2016-07-25 | 2016-12-28 | 清远大中塑胶制品有限公司 | A kind of concealed sun blind of stay cord and regulation device thereof |
| CN206571402U (en) * | 2017-03-14 | 2017-10-20 | 清远大中塑胶制品有限公司 | A kind of concealed sun blind of drawstring and its regulation device |
| CN107060619A (en) * | 2017-04-12 | 2017-08-18 | 广东创明遮阳科技有限公司 | A kind of sun blind |
| CN106996256A (en) * | 2017-05-03 | 2017-08-01 | 浙江宏鼎实业有限公司 | A kind of cord winder being used for without drawstring shutter and one kind are without draw cord system shutter |
| CN208763578U (en) * | 2018-04-20 | 2019-04-19 | 瑞安市雅木窗饰有限公司 | A kind of venetian blind |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108386118A (en) | 2018-08-10 |
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