CN202731711U - The safety structure of the driving rope of the venetian blind without pulling the rope - Google Patents
The safety structure of the driving rope of the venetian blind without pulling the rope Download PDFInfo
- Publication number
- CN202731711U CN202731711U CN 201220414849 CN201220414849U CN202731711U CN 202731711 U CN202731711 U CN 202731711U CN 201220414849 CN201220414849 CN 201220414849 CN 201220414849 U CN201220414849 U CN 201220414849U CN 202731711 U CN202731711 U CN 202731711U
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- rope
- safety guard
- blade
- transmission rope
- safety
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Abstract
The utility model relates to a driving rope safety structure of a venetian blind without a pull rope, which aims at a cordless driving mechanism in an upper beam of the venetian blind, a driving rope for driving each blade to fold or unfold is arranged, a safety protection part passing through the blade along with the driving rope is arranged at the outer side of the driving rope, the blade is provided with a through hole corresponding to the safety protection part, the safety protection part is provided with a flexible material elongated body, a through hole is arranged at the center, the inner diameter of the through hole is larger than the outer diameter of the driving rope, the driving rope can move in the through hole, so that the safety protection part does not interfere with the driving rope, the safety protection part comprises two ends, namely a first end and a second end, the first end is fixed on the upper beam, the second end is fixed on the lower beam, the outer side of the safety driving part and a plurality of lower ladder ropes are arranged in a fixed manner, the safety protection part is covered at the outer side of the rope, to prevent the drive cord from being pulled outwardly. Therefore, the accident that naughty children curiously lean on playing the neck can be avoided, and the practical safety is provided.
Description
Technical field
The utility model is a kind of technical field about curtain, espespecially in the blind non-dragline type transmission mechanism, in order to the transmission rope with moving vane, makes transmission rope have safety Design.
Background technology
At present, the form of curtain includes roman shade, blind, roller shutter etc., and the mode of curtain adjustment height can be divided into dragline type, and non-dragline type.Take blind as example, the blind of non-dragline type such as Fig. 6, shown in 7, it is that curtain body (60) upside at blind is put the beams in place (61), one non-dragline type transmission mechanism (70) is set in it, non-dragline type transmission mechanism (70) is provided with the transmission rope (75) of connection curtain body (a 60) underbeam (62), each blade (63) that drives curtain body (60) can launch or folding, and be energy each blade of interlock (63), therefore blade (63) is front relatively in put the beams in place (61), rear both sides respectively are fixed with a ladder rope (64) (65) that hangs down, between ladder rope (64) (65), both sides, every relatively blade (63) position all can laterally connect a descending stair rope (66), comes support blade (63) so as to descending stair rope (66); When adjusting curtain body (60) height, hand grips this underbeam (62) and towards drop-down, therefore curtain body (60) is stressed and be elongated, make non-dragline type transmission mechanism (70) furl volume rope (711) on the bar (71) with it, synchronously with scroll mode, allow and furl bar (71) rotation, the tensile-elasticity that transmission rope this moment (75) cooperates transmission group (73) to provide, beginning is furling terminal winder (72) winding of bar (71), when hand grips underbeam (62) and curtain body (60) is made progress the application of force in order to receive folded each blade (63), make with then rolling up rope (711) scrolling and furl bar (71) and counter-rotate and be wound in and furl bar (71), and transmission rope (75) namely cooperates the contraction elasticity of transmission group (73), begins to free to furling the winding of bar (71).
Although the blind of this cordless can be adjusted comprehensively and cover, be in full swing, the effect that the part covers, but as shown in Figure 6, transmission rope (75) is revealed between the space of each blade (63), just allowing most probably naughty child pull out transmission rope (75) by this space plays and plays, even transmission rope (75) pulled out outside the curtain body (60), be wound on curiously neck, if and it is central to curtain body (60) generation one downward pulling force to reel, then probably can drive non-dragline type transmission mechanism (70), cause the effect that furls bar (71) coiling transmission rope (75), so that transmission rope (75) is probably tied child's neck tight and unexpectedly possibility of mortal injury is occured, so how to allow the blind of non-dragline type use safer, feel at ease, need to improve again research and development.
The utility model content
The present utility model people is in view of aforesaid problem, and then diligently research and development, therefore the utility model main purpose is to provide a kind of transmission rope safeguard construction without the stay cord blind, it is provided with a safe design mainly for transmission rope, it is in the transmission rope outside, therefore enclose a safety guard of not interfering the transmission rope actuation, avoid transmission rope to be drawn out and the contingency that causes.
In order to reach aforesaid purpose, the technological means that the utility model uses is to provide a kind of transmission rope safeguard construction without the stay cord blind, this blind comprises a curtain body that is comprised of several blades, this curtain body is respectively upper, downside is provided with, underbeam, a non-dragline type transmission mechanism in putting the beams in place, this is installed, it comprises one and passes the respectively transmission rope of this blade, the end of this transmission rope is connected in this underbeam, this curtain body respectively is connected with a ladder rope in the both sides of relative this blade, between this both sides ladder rope, respectively to should blade and laterally be provided with the descending stair rope, for this descending stair rope support blade, wherein:
Pass the safety guard of this blade in companion of this transmission rope arranged outside, this blade is to arranging a through hole by safety guard, and this safety guard tool flexible materials longitudinal bodies, central authorities are provided with the perforation of a perforation, the internal diameter of this perforation is greater than the external diameter of this transmission rope, it is movable to be active in this perforation for this transmission rope, makes this safety guard not interfere this transmission rope; And
This safety guard includes two ends, is respectively first end, the second end, and this first end is fixed in this upper beam, and this second end is fixed in this underbeam, and this safety guard outside is made as fixedly shape with several these descending stair ropes; This safety guard is screened in this transmission rope outside, to prevent that this transmission rope from being pullled outward.
Preferably, described safety guard is pipe body shape, and the first end of this safety guard is fixed a clasp, and this clasp one end places in the perforation of being fixed in upper beam.
Preferably, described safety guard arranged outside fixture is in order to be connected in this descending stair rope.
Therefore according to technological means of the present utility model, the effect that the utility model can obtain briefly explains following listed:
The utility model mainly is for the non-dragline type blind, produces the folded transmission rope with launching of receipts in order to drive each blade, has designed the safety guard that a screening is enclosed.Safety guard is for scratching softwood matter, and upper and lower end is fixing, also be connected and fixed with the descending stair rope of support blade midway, so provide transmission rope that following advantages is arranged:
1. the protection transmission rope is not drawn out the gap of blade, avoids the child to pull out transmission rope, makes transmission rope because safety guard is protected and separates, and the child is direct Contact Transmission rope not.
2. safety guard is to be set as regular length according to the length that blind launches, and the perforation internal diameter of safety guard is greater than the external diameter of transmission rope, material is for scratching soft matter, so forming, receives when folding in blade, safety guard extends into flat type toward the outside, can not produce the transmission rope in the scrolling and interfere, not hinder the motion of transmission rope.
3. safety guard is all fixed with the descending stair rope of support blade in good time, so even if be when launching at blade, the child also can't pull out safety guard from the gap of blade, has the extremely safety of practicality.
Therefore the utility model provides the transmission rope of non-dragline type blind, and an easily operation, safe design simple in structure are arranged, can strengthen preventing this child accidentally play produce unexpectedly may, make the people more relieved, more feel at ease.
Description of drawings
Fig. 1 is the mounted blade stereogram of the utility model preferred embodiment.
Fig. 2 is the partial perspective view that the safety guard of the utility model preferred embodiment is placed through the transmission rope outside.
Fig. 3 is the mounted blade side cutaway view of the utility model preferred embodiment.
Fig. 4 is that the blade of the utility model preferred embodiment is received folded stereogram.
Fig. 5 is that the blade of the utility model preferred embodiment is received folded side cutaway view.
Fig. 6 is the schematic perspective view that the transmission rope of existing blind is drawn out.
Fig. 7 is the side plan view of existing blind.
[critical element symbol description]
(10) safety guard (11) perforation
(12) first end (13) second ends
(14) clasp (20) fixture
(60) curtain body (61) is put the beams in place
(62) underbeam (63) blade
(64) (65) ladder rope (66) descending stair rope
(70) non-dragline type transmission mechanism (71) furls bar
(711) volume rope (72) winder
(73) transmission group (75) transmission rope.
The specific embodiment
The utility model is a kind of transmission rope safeguard construction without the stay cord blind, as shown in Figure 1, the curtain body (60) that is comprised of several blades (63) is still respectively upper, downside is provided with on one, underbeam (61) (62), one non-dragline type transmission mechanism (70) is installed in the upper beam (61), non-dragline type transmission mechanism (70) but each blade of an interlock (63) is set produce launches and receive folded transmission rope (75), transmission rope (75) end also is to be connected in underbeam (62), curtain body (60) is upper, in the underbeam (61) (62), the both sides of relative blade (63), respectively be connected with ladder rope (64) (65), between ladder rope (64) (65), both sides, distinguish corresponding blade (63) and laterally be provided with descending stair rope (66), so as to descending stair rope (66) support blade (63), utilization ladder rope (64) (65) connect each blade (63) with descending stair rope (66) and can receive folded and expansion, characteristics of the present utility model are the safe design for transmission rope (75) itself, structure as for non-dragline type transmission mechanism (70) is not the characteristics places, does not add to give unnecessary details in this.
Please referring to Fig. 1,2, it is to enclose a safety guard (10) in transmission rope (75) outside, this safety guard (10) is the pipe body shape of a soft material, central authorities form the perforation (11) that connects, the internal diameter of this perforation (11) is greater than the external diameter of transmission rope (75), and between the lateral surface of the medial surface of perforation (11) and transmission rope (75), still leave for the movable space of transmission rope (75), guarantee that safety guard (10) can not interfere with the action of transmission rope (75), and this safety guard (10) includes two ends, respectively first end (12), the second end (13), first end (12) is fixed a clasp (14), utilize clasp (14) one ends to be placed through in the perforation (611) of upper beam (61), convenient and safe part (10) first end (12) that protects is positioned put the beams in place (61);
Secondly, please cooperate again Fig. 1, shown in 3, cross clasp (14) in the break-through of transmission rope (75) group, continue to be placed through in the perforation (11) of safety guard (10), transmission rope (75) is passing upper beam (61) afterwards, then pass the through hole (631) that each blade (63) correspondence runs through setting, therefore transmission rope (75) passes through each blade (63) with safety guard (10), and transmission rope (75) and safety guard (10) are in the process that places blade (63), each blade (63) is to be the expansion shape, until second end (13) of the end of transmission rope (75) and safety guard (10) all is fixed in the underbeam (62); And
Do not pulled out easily the gap of each blade (63) for making safety guard (10), so be made as fixing in descending stair rope (66) and safety guard (10) outside, fixing mode can be that seam is established fixing or PUR is fixed, or fixing together with the fixture (20) of the forms such as fastener, and the permanent position of safety guard (10) and descending stair rope (66), every one deck descending stair rope (66) not necessarily, also can be the descending stair rope (66) of interval location, in this non-technical characterictic limited field of the present utility model.
The utility model is when implementing; such as Fig. 1; shown in 3; when each blade (63) of curtain body (60) is expansion; the deployed condition of each blade (63) is kept in ladder rope (64) (65); and safety guard (10) is straight with transmission rope (75); transmission rope (75) is positioned at the perforation (11) of safety guard (10); make transmission rope (75) be subjected to safety guard (10) and be isolated from the outside; even if therefore naughty child will pull out transmission rope (75) from the gap of blade (63); because being hidden by safety guard (10), encloses in the outside by transmission rope (75); so draw less than; touch is less than transmission rope (75); even if want to pull out from the gap safety guard (10); also because safety guard (10) is fixing with descending stair rope (66); so also can't pull out safety guard (10); safety guard (10) is soft and external diameter is thicker in addition; can not injure skin or hand in pullling, therefore the safety guard (10) of the utility model design provides transmission rope (75) splendid protectiveness.
Please referring again to Fig. 4, shown in 5, if non-dragline type transmission mechanism (70) will drive curtain body (60) and receive folded each blade (63), then hand grips underbeam (62) and curtain body (60) is made progress the application of force in order to receive folded each blade (63), then transmission rope (75) cooperates the contraction elasticity of transmission, upwards receive folded each blade (63) by underbeam (62), therefore the spacing of each blade (63) is dwindled, ladder rope (64) (65) also dwindle with this spacing and shorten height, cause and be outward curved arc, be subjected to this closely spaced blade (63) impact of contracting together with safety guard (10), height of formation dwindles and upholds toward the both sides flattening, the Tibetan is located between each blade (63), so transmission rope (75) furls action because of folded generation of the receipts of each blade (63), safety guard (10) is not interfered with transmission rope (75), the transmission running so guarantee originally to experience transmission rope (75) non-dragline type transmission mechanism (70) orders about, safety guard (10) can not hinder to some extent.
Above-described embodiment only is illustrative technology of the present utility model and effect thereof, but not is used for restriction the utility model.Any ripe all can be in the situation that without prejudice to know-why of the present utility model and spirit in the technique personage, above-described embodiment is made amendment and is changed, the claim that therefore rights protection scope of the present utility model should be as described later is listed.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220414849 CN202731711U (en) | 2012-08-21 | 2012-08-21 | The safety structure of the driving rope of the venetian blind without pulling the rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220414849 CN202731711U (en) | 2012-08-21 | 2012-08-21 | The safety structure of the driving rope of the venetian blind without pulling the rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202731711U true CN202731711U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220414849 Expired - Fee Related CN202731711U (en) | 2012-08-21 | 2012-08-21 | The safety structure of the driving rope of the venetian blind without pulling the rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202731711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190060641A (en) * | 2017-11-24 | 2019-06-03 | 곽재석 | Cordless safety blind |
-
2012
- 2012-08-21 CN CN 201220414849 patent/CN202731711U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190060641A (en) * | 2017-11-24 | 2019-06-03 | 곽재석 | Cordless safety blind |
| KR102026066B1 (en) * | 2017-11-24 | 2019-09-27 | 곽재석 | Cordless safety blind |
| WO2019221538A1 (en) * | 2017-11-24 | 2019-11-21 | Kwak Jae Suk | Cordless operating safety blind |
| US11866992B2 (en) | 2017-11-24 | 2024-01-09 | Jae-Suk Kwak | Cordless operating safety blind |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20140821 |
|
| EXPY | Termination of patent right or utility model |