CN201533748U

CN201533748U - Safety design structure for maintaining curtain

Info

Publication number: CN201533748U
Application number: CN2009201794493U
Authority: CN
Inventors: 董正宗; 黄贤德
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-09-10
Filing date: 2009-09-10
Publication date: 2010-07-28
Anticipated expiration: 2019-09-10

Abstract

The utility model relates to a safety design structure for maintaining a curtain, which comprises a curtain stopping unit, a bracket and an annual pull unit, wherein the curtain stopping unit is provided with a deformable part; the bracket is used for positioning and assembling the curtain stopping unit; and the annual pull unit can act on the curtain stopping unit. The deformable part can cause the pull unit to separate when two sides of the curtain stopping unit are synchronously pulled under overload by the annual pull unit. The utility model provides the maintenance safety design which utilizes an annular pull rope to change the shading state of curtain set of the curtain under bare-handed pulling, so as to prevent the enclosed end of the pull rope from dropping and winding children's bodies accidentally. When two sides of the stopping unit are excessively pulled by the pull unit (pull rope), components of the stopping unit body can separate, and the entire pull unit can separate free and eliminate the binding force at the lower end, so as to protect limbs. The units can be reused after reassembly.

Description

Curtain maintenance safe project organization

[technical field]

The utility model relates to a kind of curtain maintenance safe project organization, instigates especially to be used to utilize the ring-type stay cord, draws to change the groups of shades of heavy curtain shading state through free-hand pulling.

[background technology]

The window of window is in order to intercept the input light quantity of extraneous light, and use curtain as shading, the situation that the heavy curtain of curtain is advanced for the modulation light quantity, and must be adjusted, the common rope that utilizes of this adjustment mode is via the free-hand pull operation of user, this rope is in order to satisfy heavy curtain higher stroke up and down, therefore but adopt and tear unit for ring-type with the multi-turn circulation and put heavy curtain with volume, and it is that the upper end is fixed on curtain upper purlin position through unit, low end can form the ring seal end, and the end that hangs down is for making things convenient for the hand limb to draw to pull operation, and hang down into the terrain clearance on nearly adult's waist border, therefore be subject to young virgin the extracting and play, by being the danger that causes the unexpected lash of young virgin limbs.

Relevant former times is with the curtain with stay cord, see also Fig. 1, shown in 2, this groups of shades 10 is to be driven reel 106 by the fixed mount 103 indirect over-drive unit 101 of both sides, wherein driver element 101 is provided with stopper wheel 104, stopper wheel 104 is via 102 stoppers of stay cord, the power of stay cord 102 generations drives reel 106 after being transferred to driving shaft 105, volume via reel 106 is put, to obtain the change of curtain sunshade area, groups of shades 10 wherein is for being fixed on metope, set driver element 101 spurs via stay cord 102, the stay cord 102 identical metopes that are positioned in, the low end of stay cord 102 is the ring seal end, can take place limbs 107 are twined the danger of tying up when therefore young child plays carelessly.

In order to safeguard above-mentioned safety, have Taiwan patent M322783 number, this case provides a kind of fixator of safety of curtain rope, and it utilizes the two ends in conjunction with the enclosed type stay cord, fixator upper end, and below order one stay cord that hangs down is with elimination ring seal end; And patent M266007 number, it provides a kind of location structure of stay cord, utilizes a holder to be combined in metope, and is spacing so that the below free end of stay cord is done, and can avoid young child to play; Patent M253301, it utilizes the discontinuity position that is connected on stay cord between a kind of disconnector of magnetic, and it provides stay cord to be played, and takes place under the improper situation of exerting all one's strength to young virgin limbs at lash, can form magnetic and break away from, to obtain effective security maintenance; And patent M244035 number, a kind of structure of stay cord security protection is provided, it utilizes an adsorption site, can therefore the stay cord low end up can be taken in for curtain lower end counterweight institute magnetic location, avoids young virgin contact, with the safety control of preposition property; And patent M245915 number, a kind of stay cord safe escape device is provided, it utilizes a fit portion, the bottom forms necking section, and necking section provides the socket of Coupling institute, and Coupling and Fixed Division can form elasticity and break away from, to be provided under the improper situation of exerting all one's strength, the line segment of stay cord can break away from; Classification at IC A47H-003/04 has many relevant stay cord security maintenance designs in addition, the maintenance safe method of definition is arranged, but many designs can't be used the stay cord demand in annular.

The motion of stay cord for circulating continuously, could satisfy heavy curtain height stroke modulation length, stay cord is that the stopper wheel body is to drive heavy curtain, the diameter of this wheel body is because of the structural limitations miniaturization, except there being enough spaces to install speed change gear again additional, otherwise all rotating speeds of wheel body, can only be limited by the linear displacement length of stay cord with minor proportions ground, as ring-type stay cord pulling circulation is a circle, the rotating ratio of it and wheel body is 1: 10, and the turnover of these ten circles only can drive the displacement of one meter of heavy curtain, if the window height of window is two meters, then stay cord must circulate and spur two circles, could satisfy two meters stroke distances length, therefore stay cord it must be can the without hindrance shuttling movement of annular, so especially as above-mentioned former times use M253301, and the design of cases such as M245951, in the lines interruption of looped pull straps itself in conjunction with other element, the motion that then can limit stay cord only can be within a circle, and can't satisfy the breadth modulation stroke of large-scale curtain.

[summary of the invention]

Main purpose of the present utility model is to provide a kind of curtain maintenance safe project organization, instigates especially to be used to utilize looped pull straps to change the groups of shades of heavy curtain shading state, avoids the stay cord blind end that hangs down to twine the maintenance safe design of tying up to giving birth to body.

The utility model is achieved in that a kind of curtain maintenance safe project organization, and it includes: a heavy curtain stopper unit is provided with a variant part; One carriage provides above-mentioned stopper cell location assembling; One annular is pulled and is drawn element, acts on above-mentioned stopper unit, and wherein the stopper unit is subjected to pulling and draws element two sides to transship synchronously when pullling, and variant part can make to pull and draw element to break away from.

The utility model is to utilize the set stopper wheel of portion in the stopper unit for being located by the elastic force support, the stopper wheel is pulled draws element to tear, in annular pulls that two sides of drawing element are improper and excessively pulls synchronously, the resistance of generation covered after the above-mentioned elasticity holding power, can distortion hold block position to burst, therefore pull and draw element to break away to be free shape, the disappearance blind end is to the lash power of limbs, with limbs maintenance safe purpose.

The stopper unit of the utility model is by a pedestal, supports that the plate body of stopper wheel is an elastically deformable, makes the combination specification orientation of stopper wheel be able to displacement, but and allows pull and draw the element slippage.

The stopper unit of the utility model is made of pedestal hub setting stopper wheel, wherein the stopper wheel pivot connecting plate that is subjected at least one elastically deformable is supported, the stopper wheel is subjected to pulling and draws under the extra improper situation of exerting all one's strength of element, pivot connecting plate can be out of shape to be made stopper wheel take off axle to shift out, and draws element to burst to take off to obtain freedom so that pull.

Pull and draw element promptly to form disengaged position after improper exerting all one's strength in the stopper unit of the utility model, this state can be pointed out the guardian state of affairs process to some extent, and point is waken up to guard and further young child or know-nothing carried out safety education again, more to safeguard young virgin safety.

The utility model is used in and utilizes the ring-type stay cord to change the groups of shades of heavy curtain shading state, avoid the stay cord blind end that hangs down to twine the maintenance safe design of tying up to giving birth to body, the utility model mainly is the element that utilizes portion in the stopper unit, draw under the improper situation of exerting all one's strength of element pulling, this key element can form stain and start work, draw the element whole piece to keep annular detachment to be free state, to obtain the purpose of limbs maintenance safe according to this to allow pull.

[description of drawings]

Fig. 1 is the structure chart of traditional groups of shades.

Fig. 2 is the harm schematic diagram of general groups of shades.

Fig. 3 implements the maintenance safe schematic diagram for the utility model.

Fig. 4 is that figure is implemented in first of the utility model stopper unit.

Fig. 5 is the maintenance safe action diagram of the utility model Fig. 4.

Fig. 6 is that figure is implemented in second of the utility model stopper unit.

Fig. 7 is the side view of the utility model Fig. 6.

Fig. 8 is the maintenance safe action diagram that the utility model second is implemented.

The component symbol explanation:

1-----stopper unit 10-----groups of shades 100-----heavy curtain

The 101-----unit 102-----stay cord 103-----fixed mount of tending to act

104-----stopper wheel 105-----driving shaft 106-----reel

107-----limbs 2-----pedestal 20-----variant part

21-----plate body 22-----pivot connecting plate 23-----axis hole

3-----pulls and draws element 4-----carriage 41-----locating hole

5-----stopper wheel 51-----wheel shaft 6-----coupled wheel

The 61-----power transmission shaft

[specific embodiment]

The utility model provides a kind of curtain maintenance safe project organization, instigates the stopper that is used to utilize looped pull straps especially, to change the groups of shades of heavy curtain shading sample attitude.

The stopper unit that the utility model is set, draw element institute stopper via pulling, the heavy curtain of outputting power start groups of shades changes the shading breadth, mainly be that the relevant element position of drawing element to engage of pulling is provided with variant part in the stopper unit, providing pulls draws element under improper situation of exerting all one's strength, by the distortion of variant part to change interblock space, key component is burst to be opened, must be to pull to draw element to break away from, therefore obtain freedom, and lose the pulling force of relative low end.

The variant part of stopper unit can be made as the elastic recovery ability, therefore can each parts reorganization be re-used afterwards again.

The stopper unit is by a pedestal, one side is installed power transmission shaft, and power transmission shaft is linked by the stopper wheel, and the stopper wheel is accepted pulling of annular and drawn element institute stopper, pedestal one side is a variant part, variant part is by a plate body, and this plate body is deformable, is subjected to pulling when drawing that element is improper exerts all one's strength at stopper wheel, wheel shaft one end promptly produces leverage, plate body promptly forms bent distortion, then by the distortion of plate body, pull the wheel face that draws element to jump to step out the stopper wheel and free.

Relevant pulling draws element can break away from another concrete enforcement of stopper unit, also can go out the stopper unit together with institute's binding member separated in synchronization, the stopper wheel of relevant combination draws element to break away from the defeated and dispersed motion mechanism in back together with pulling, be the set pedestal in stopper unit, wherein at least in the pivot points of stopper wheel, be provided with the pivot connecting plate of a deformable, pivot connecting plate is provided with axis hole provides the stopper wheel set wheel shaft hub setting, when the stopper wheel is subjected under the improper situation of exerting all one's strength, pivot connecting plate can be out of shape to be abdicated stopper and takes turns two end spaies apart from length, its mistake is striden and draws element to break away from together with pulling.

In addition this pivot connecting plate be to have an elasticity recovery, and can recombinate re-uses afterwards.

Relevant the utility model maintenance safe work, prerequisite is played when twining pin to limbs the know-nothing for draw element when pulling, action is additionally exerted all one's strength to draw element to produce to pulling because of struggling, through transmission and in the unreasonable situation of bestowing the stopper unit, the key element of stopper unit can be burst and be held, and making pulls draws element to obtain freedom and abandon the power of tying up that twines to limbs, the design of relevant action and principle explanation, see also and illustrate as followsly, it is as follows at first to see also Fig. 3:

The stopper unit 1 that the utility model is set, draw 3 stoppers of element via pulling after, heavy curtain 100 through the power transmission shaft 61 outputting power start groups of shades 10 of stopper unit 1 changes the shading breadths, mainly be that the 1 relevant element position of drawing element 3 to engage of pulling is provided with variant part 20 in the stopper unit, providing pulls draws element 3 (as to pull when drawing element 3 lower closed end to twine because of young child plays to draw limbs improper exerting all one's strength, limbs are because of the effect of shaking off, or limbs are drawn element 3 to hang and by body weight centrifugal force or the quality power that moving displacement speed etc. produced that multiplies each other that multiplies each other by pulling, be defined herein as improper exerting all one's strength) situation under, by the distortion of variant part 20 to change interblock space, key element is burst to be opened, must be to pull to draw element 3 can break away from stopper unit 1, pull and draw element 3 therefore to obtain freedom, and lose the pulling force of relative low end and the maintenance safe function avoiding limbs to be twined tying up.

The variant part 20 of stopper unit 1, can be made as the elastic recovery ability, therefore can again each parts reorganization be re-used afterwards, routed before reorganization not from state, can point out adult's state of affairs through and young child tightened security educate and psychological consultation, so this case assembly routed from state, can allow the guardian obtain clear and definite information, and can point out the guardian safety education to young virgin demand, more valuable is design of the present utility model, can effectively safeguard the life security of young child grade.

The enforcement of relevant stopper unit 1 and routed formation of separating action, at first please cooperate again and consult shown in Fig. 4,5, stopper unit 1 is by a pedestal 2, one side is installed power transmission shaft 61, power transmission shaft 61 link (but its interaction relation be gear teeth meshing or friction rolling, or multiple mode such as indirect drive band is for it again) by

stopper wheel

5, and 3 stoppers of element are drawn in annular the pulling of stopper wheel 5 acceptance, gained power is communicated to coupled wheel 6 indirectly, and the heavy curtain 100 that 6 of coupled wheels drive groups of shades 10 changes the shading breadth.

Power transmission shaft 61 and stopper wheel 5 is that the mode with the pivot of living is combined in pedestal 2, and the outer end of pedestal 2 is combined in the set locating hole 41 of a carriage 4, and carriage 4 is built thing for being fixed on, with the location of support stopper unit 1.

Pedestal 2 one sides are variant part 20, variant part 20 is by a plate body 21, this plate body 21 is deformable, be subjected to pulling when drawing element 3 improper exerting all one's strength at stopper wheel 5, wheel shaft 51 1 ends promptly produce leverage, and end is vertically to be articulated in plate body 21 in addition, formed active force can vertically act on plate body 21, plate body 21 promptly forms the bent distortion that becomes, and its deformation direction is vertical with direction of pull, so by the distortion of plate body 21, changing originally be that wheel shaft 51 displacements of horizontal hub setting are down tiltedly outer, turn up according to lever and component effect to allow stopper take turns 5, therefore pull the wheel face that draws element 3 to jump to step out stopper wheel 5 and free, and then loosening the disappearance to the pulling force that twines of the relevant limbs in below, eliminating danger, and then effectively safeguard human body safety.

The plate body 21 of the set stopper of the utility model unit 1 further is made as and has elastic restoring force, and it can restore afterwards, and free-hand heavy extension returns to pull and can recover to use after drawing element 3.

Relevant pulling draws element 3 can break away from another concrete enforcement of stopper unit 1, please consult shown in Fig. 6,7,8 again, relevant pulling drawn the disengaging of element 3, also can go out stopper unit 1 together with institute's binding member separated in synchronization, draws element 3 need obtain the action of freely relaxing in principle for pulling.

The stopper wheel 5 of relevant combination draws element 3 to break away from back defeated and dispersed motion mechanism together with pulling be the set pedestal 2 in stopper unit 1, its inboard provides power transmission shaft 61 and stopper wheel 5 pivot joints, stopper wheel 5 draws 3 stoppers of element via pulling, modes of communication such as gained power is all are as described above imparted to power transmission shaft 61, again by power transmission shaft 61 Driven by Coaxial coupled wheels 6 with operation Curtains exclude light breadth.

Wherein at least in the pivot points of stopper wheel 5, be provided with the pivot connecting plate 22 of a deformable, pivot connecting plate 22 is provided with axis hole 23 provides stopper to take turns 5 set wheel shaft 51 hub settings, and normality is used down, and stopper wheel 5 can be followed the position of axis hole 23 and original position is rotated.When stopper wheel 5 is subjected under the improper situation of exerting all one's strength, pivot connecting plate 22 can distortion be abdicated stopper and is taken turns 5 set wheel shaft 51 2 end spaies apart from length, its mistake striden and draw assembly 3 to break away from together with pulling, mat should break away from action with personal maintenance safe purpose.

The distortion of above-mentioned variant part 20 is according to when drawing element 3 accident takes place by improper exerting all one's strength as described above when pulling, the pulling force that draws element 3 of pulling at first acts on stopper wheel 5, and then be delivered to pedestal 2 and carriage 4, carriage 4 has pure bed knife for being fixed on metope, its bed knife and stretching resistance, then improper direction of pull is sought the weakness position and is destroyed, this weakness is located at variant part 20, and the deformation of variant part 20 is according to having for pivot connecting plate 22 than the easier strain reaction of other element, and the wheel shaft 51 that institute's pivot carries, draw the power of doing of element 3 via pulling, wheel shaft 51 can be sought toward the direction of pull displacement of pulling and drawing element 3, wheel shaft 51 2 ends are the axis hole 23 that shallow button mode is journaled into shallow shape, so wheel shaft 51 relative axis holes 23 hob the mechanical maintenance energy that static(al) can be broken through axis hole 23, and force pivot connecting plate 22 distortion, make the inner space get out of the way enough spans and allow wheel shaft 51 draw element 3 to dissociate together with pulling.

Wheel shaft 51 2 ends wherein or axis hole 23 inner headed faces can mate for taper surface articulates relation, and promptly wheel shaft 51 2 ends are outside oblique cone, and the interior circle of axis hole 23 cooperates with it and is the relative conical surface, then can obtain oblique component easilier, be out of shape outward to hob pivot connecting plate 22, making pulls draw element 3 burst from.

Above-mentioned pulling force antagonism, for pivot connecting plate 22 need have enough mechanical forces, can keep pulls draws element 3 under normal use dynamics, can effectively support stopper wheel 5 location, the operating force of the dynamics of normal use for heavy curtain rolling Chang is put.

In addition this pivot connecting plate 22 be to have an elasticity recovery, and can recombinate re-uses afterwards.

Above-mentioned all be reassembled as only will pull draw element 3 snares behind the wheel face of stopper wheel 5, the strain of mat pivot connecting plate 22, the wheel shaft 51 of compressing stopper wheel 5 is forced to enter axis hole 23 and can be reached with free-hand operation, and need not the professional reform.

Claims

1. curtain maintenance safe project organization, it is characterized in that it includes: a heavy curtain stopper unit is provided with a variant part; One carriage provides above-mentioned stopper cell location assembling; One annular is pulled and is drawn element, acts on above-mentioned stopper unit, and wherein the stopper unit is subjected to pulling and draws element two sides to transship synchronously when pullling, and variant part can make to pull and draw element to break away from.

2. curtain maintenance safe project organization according to claim 1, it is characterized by this stopper unit is by a pedestal, one side is in conjunction with a power transmission shaft and stopper wheel, stopper wheel is pulled through one and is drawn the element drive power transmission shaft of exerting all one's strength, and wherein variant part supports that by pedestal coupled wheel and the stopper elastic plate body between taking turns is formed.

3. curtain maintenance safe project organization according to claim 1, it is characterized by this stopper unit is by a pedestal, one side is in conjunction with a power transmission shaft and stopper wheel, stopper wheel is pulled through one and is drawn the element drive power transmission shaft of exerting all one's strength, wherein variant part is the lower end of pedestal, the elasticity pivot connecting plate that extends toward opposite side forms, and pivot connecting plate is in conjunction with supporting the stopper wheel.

4. curtain maintenance safe project organization according to claim 1, the wheel shaft that it is characterized by set axis hole of pivot connecting plate and stopper wheel are that the conical surface articulates relation.