CN2701364Y - Curtain reeling device - Google Patents

Abstract

The utility model provides a curtain reeling device. The curtain reeling device is characterized in that a base is fixed at the top edge of a window, and a pivot joint groove is formed; a clamping element is provided with a clamping part and a pivot joint part which is connected with the clamping part, the pivot joint part is arranged in the pivot joint groove, and the clamping part can be pivotally swung in a preset angle; a reeling cylinder which is pivotally connected below the base can be rotated in the same place under the role of foreign forces, and a clamping groove is formed on the surface of the reeling cylinder, so that the reeling cylinder can be rotated only in a single direction when the clamping part is swung into the clamping groove.

Description

The curtain scrolling mechanism

Technical field

The utility model is relevant with curtain, and more detailed being meant is a kind of in order to prevent the curtain scrolling mechanism of shade rollerl blind shaft backwards rotation.

Background technology

Press, with present general curtain, be meant especially and utilize the spool rotation to furl the curtain type of casement (or blade), as Fig. 1, shown in Figure 2, the structure of its roller shutter roughly comprises a reel 1 and a casement 2, this reel 1 is the apical margin that is hubbed at a window, and can be subjected to the effect of external force and to rotate (generally be to utilize furling mechanism and this reel to link and can control this reel, and furling mechanism is circulating stay cord kenel or pelletron kenel etc.), these casement 2 one ora terminalis are to amplexiform in side face one place of this reel 1, make its other end marginal lappet be hung on the below of this reel 1, so that the light that the window's position was penetrated is covered.Only, as shown in Figure 1, when this furling mechanism of user's drawing unclasps on this reel 1 to drive this casement 2, this reel 1 just can be toward rotation counterclockwise, make casement 2 beginnings that originally are wound on this reel 1 left side continue to transfer (supposition diagram left is that indoor direction illustrates the right-hand outdoor direction that is) in indoor direction, and when fully these casement 2 total lengths are transferred finish after, this circulating furling mechanism is as continuing pulling, this reel 1 also continues to be rotation counterclockwise, as shown in Figure 2, only this moment, casement 2 just can begin to be furled on this reel 1 right side, and be to continue to be furled by the right side of this reel 1, this moment this casement 2 just can the position below this reel 1 margo dexter, thus, when the user is watched by indoor direction, the position of this casement 2 is displaced to right side (outdoor direction) by left side (indoor direction), except that seem lofty, cause simultaneously different with the initial installing condition of user, and influence installing effect.

Moreover, above-mentioned existing structure, because of producing locating effect in unclasping on the single direction to full length, after-combustion causes the location inaccuracy and influences the effect that whole window covers to other direction again.

The utility model content

Main purpose of the present utility model is to provide a kind of curtain scrolling mechanism, is to make reel only can put the casement curtain with volume in the single direction rotation.

Another purpose of the present utility model is to provide a kind of curtain scrolling mechanism, is to unclasp to full length in the casement curtain, produces locating effect.

Edge this, for reaching above-mentioned purpose, the utility model provides a kind of curtain scrolling mechanism, it is characterized in that, includes:

One pedestal is the apical margin that is fixedly arranged on a window, is formed with a pivot connected slot;

One clamping piece has a blocking part and one and the articulated section that links of this blocking part, and this articulated section is to place this pivot connected slot, make this blocking part can be in predetermined angle the pivot pendulum;

One reel is the below that is articulated in this pedestal, can be subjected to the effect of external force and the original place is rotated, and forms a clamping groove on the surface of this reel, makes when this blocking part swings in this clamping groove, can limit this reel and only can rotate in single direction.

Wherein this pedestal has a first side wall and one second sidewall, and this first side wall and this second sidewall are to link so that the one ora terminalis is vertical mutually, and this first side wall is horizontal, and this second sidewall then is vertical configuration.

Wherein on two ora terminalis of this pedestal the first side wall, also down vertically be extended with one respectively, be articulated in these in conjunction with between wall for this reel in conjunction with wall.

Wherein this pivot connected slot is to be formed on the interior sidewall surface of this second sidewall, general rounded section, and the articulated section of this clamping piece generally is cylindric, and its external diameter is slightly less than the groove footpath of this pivot connected slot.

Wherein this pivot connected slot and be formed with the opening of a preset width makes this blocking part can carry out the pivot pendulum in the formed angle of this opening.

Wherein also include a spring element, this spring element is to be linked between this clamping piece and this pedestal, enables to provide this clamping piece to compress the pre-power of this reel, can cooperate with this clamping groove to guarantee this clamping piece.

Wherein this pedestal also is formed with a resisting groove, and this clamping piece then is formed with a jack hole, and two stiff ends of this spring element can be fixed in respectively in this resisting groove and this jack hole.

Wherein the ora terminalis of this articulated section has protruded out a socket part outward, for the body portion socket between these spring element two stiff ends.

This reel wherein, be formed with an axially extended clamping groove on the outer surface of this reel, this clamping groove can define a base, an one slippage limit and a non-return limit, this slippage limit is a side that is linked to this base, and and form angles between this base greater than 90 degree, this non-return limit is the opposite side that is linked to this base, and the free ora terminalis on this non-return limit is toward this slippage spring song, make the angles of the intermarginal formation of free end on this base and this non-return limit less than 90 degree, desire to rotate and when touching toward this slippage edge joint when reel thus by this blocking part in a direction, this blocking part can be skidded off outside the outer surface of this reel by this slippage limit, make this reel sustainable in this direction rotation, and desire in other direction to rotate and when touching toward this non-return edge joint by this blocking part when this reel, this blocking part just can be embedded in this non-return limit, and this reel can't be rotated in this direction.

Wherein also include a fixture, this fixture lower surface protrudes out several and is equidistant abaculus, its upper surface then forms axially extended this clamping groove, be formed with an axially extended clip depressed area on the outer surface of this reel, then be formed with some axially equidistant fixing holes of arranging in this clip depressed area, abaculus interlocking for this fixture is embedded on the outer surface of this reel this fixture.

Wherein this clamping groove can define a base, an one slippage limit and a non-return limit, this slippage limit is a side that is linked to this base, and and form angles between this base greater than 90 degree, this non-return limit is the opposite side that is linked to this base, and the free ora terminalis on this non-return limit is toward this slippage spring song, make the angles of the intermarginal formation of free end on this base and this non-return limit less than 90 degree, desire to rotate and when touching toward this slippage edge joint when reel thus by this blocking part in a direction, this blocking part can be skidded off outside the outer surface of this reel by this slippage limit, make this reel sustainable in this direction rotation, and desire in other wide direction to rotate and when touching toward this non-return edge joint by this blocking part when this reel, this blocking part just can be embedded in this non-return limit, and this reel can't be rotated in this direction.

Wherein also be formed with two on the surface of this reel and place the depressed area, can be ccontaining for the support bar of cloth matter blade side.

Description of drawings

For making the auditor, can more deep understanding and approval be arranged to feature of the present utility model and purpose, following preferred embodiment, and after conjunction with figs. is illustrated in, wherein:

Fig. 1 is the schematic diagram that furls of existing a kind of roller shutter;

Fig. 2 is the lowering schematic diagram of existing a kind of roller shutter;

Fig. 3 is the exploded view of the utility model first preferred embodiment;

Fig. 4 is component partial enlarged drawings such as the reel of preferred embodiment shown in Figure 3 and fixture;

Fig. 5 is component partial enlarged drawings such as the clamping piece of preferred embodiment shown in Figure 3 and spring element;

Fig. 6 is the component partial enlarged drawings such as reel, fixture, clamping piece and spring element of preferred embodiment shown in Figure 3;

Fig. 7 is the illustrative view of preferred embodiment shown in Figure 3;

Fig. 8 is the illustrative view of preferred embodiment shown in Figure 3;

Fig. 9 is the schematic perspective view of the utility model second preferred embodiment.

The specific embodiment

Seeing also Fig. 3 to Fig. 5, is the curtain scrolling mechanism 100 that the utility model provides a preferred embodiment, and it consists predominantly of a pedestal 10, at least one clamping piece 20, at least one spring element 30, a reel 40 and a fixture 50, wherein:

This pedestal 10, it is the apical margin that is fixedly arranged on a window, it is the general L-shaped framework of a section configuration, this pedestal 10 is that the ora terminalis by a first side wall 11 and one second sidewall 12 is linked, and the angle of 12 rough formation 90 degree of this first side wall 11 and this second sidewall makes this first side wall 11 and 12 of this second sidewalls generally be mutual vertical configuration; On the free ora terminalis of the interior sidewall surface of this second sidewall 12, and be formed with the general rounded pivot connected slot 13 of a section, and these pivot connected slot 13 tops are formed with an opening 131 with preset width, and on the interior sidewall surface of this second sidewall 12, ascend the throne and above this pivot connected slot 13, locate, and be formed with the resisting groove 14 (as shown in Figure 6) of a horizontal expansion.

This clamping piece 20 is can be articulated in the pivot connected slot 13 of this pedestal 10, and carries out the action of pivot pendulum in predetermined angle.Be to present with two clamping pieces 20 in present embodiment, only the shape of this two clamping piece 20 structure is all identical, is only introduced with single clamping piece 20 below therefore; This clamping piece 20 has a blocking part 21 and an articulated section 22, and this blocking part 21 generally is a demihull shape, and its two opposite ends edge also is formed with a jack hole 213 outward respectively; This articulated section 22, be one microscler cylindric, be to be linked on the side of this blocking part 21, and the section external diameter of this articulated section 22 is the groove footpaths that are slightly less than these pedestal 10 pivot connected slots 13, also be formed with a socket part 23 on the two free ora terminalis of this articulated section 22 respectively axially to stretch out, this socket part 23 is to be cylindric, and its external diameter is slightly less than the external diameter of this articulated section 22.

This spring element 30 is to be linked on this clamping piece 20 and this pedestal 10, makes this clamping piece 20 can produce the pre-power toward predetermined direction pivot pendulum.Quantity in this spring element 30 of present embodiment is four, for asking illustrative simplicity, only presents with two in accompanying drawing, and only the structure form and the mode of connection of two spring elements 30 are all identical, is only introduced with single spring element 30 below therefore; This spring element 30, it is a volute spring, have the predetermined pre-power that furls, have a body portion 31 and two that is rolled and stretch out in this body portion 31 stiff end 32 (i.e. two of this volute spring free ora terminalis) outward respectively, and be formed with the space that wears of predetermined volume in this body portion 31.

This reel 40 is the apical margins that are hubbed at window, and transverse presentation is in the below of this pedestal 10, can be subjected to the effect of external force and the original place is rotated.This reel 40, be to be microscler cylindric, its inside is hollow, forms an axially extended clip depressed area 41 and two on the outer surface of this reel 40 according to the axially extended depressed area 41 that places of preset space length, also is formed with some axially equidistant fixing holes of arranging 43 in this clip depressed area 41.

This fixture 50, be to be fixed in the clip depressed area 41 of this reel 40, it is the body of rod of a strip, and protrude out several in lower surface and be equidistant abaculus 51, and these fixture 50 upper surfaces are corresponding with the appearance of these reel 40 clip depressed areas 41 and are formed with an axially extended clamping groove 52, this clamping groove 52 can define a base 521 according to its shape exterior feature, an one slippage limit 522 and a non-return limit 523, wherein this base 521 slightly is the curve that depression is arranged, this slippage limit 522 is sides that are linked to this base 521, and and 521 formation in this base are greater than the angle of 90 degree, this non-return limit 523 is the opposite sides that are linked to this base 521, and the free ora terminalis on this non-return limit 523 is toward these slippage limit 522 curved arc bendings, makes the angles of the intermarginal formation of free end on this base 521 and this non-return limit 523 less than 90 degree.

Be with, above-mentionedly be the main member that the utility model first preferred embodiment provides the curtain scrolling to turn round structure 100, then again its assembling mode is described below:

Extremely shown in Figure 8 as Fig. 6, at first, this pedestal 10 laterally is fixedly arranged on the apical margin of a window, articulated section 22 with this two clamping piece 20 is penetrated in this pivot connected slot 13 by the two side ends of this pedestal 10 respectively again, this blocking part 21 is passed by this opening 131, again this two spring element 30 is sheathed on the socket part 23 of this each clamping piece 20 by the hollow part in its body portion 31 respectively, and fasten in the jack hole 213 of this clamping piece 20 by a stiff end 32 of this spring element 30, another stiff end 32 with this spring element 30 is fastened in the resisting groove 14 of this pedestal 10 again, make this spring element 30 be subjected to the fixing effect of its two stiff end 32, and force the down pre-power of pivot pendulum of these clamping piece 20 generations one.Then, this reel 40 laterally is hubbed at the below of this pedestal 10, and can be subjected to the effect of external force and the original place rotation (it can utilize pull rope mechanism or pelletron mechanism ... Deng binding and act on the rotation of this reel, only which kind of mechanism causing the reel rotation with is not the creative feature of this case, just do not give unnecessary details at this), again the abaculus 51 of this fixture 50 is made to cover the shield assemblies of effect together with desire, this shield assemblies is that cloth curtain 60 with a pair of laminar presents in present embodiment, soon the abaculus 51 of this fixture is embedded in the clip depressed area 41 of this reel 40 simultaneously together with two ora terminalis of this cloth curtain 60, make this cloth curtain 60 just can be subjected to the clamping of this fixture 50 and this reel 40 this moment, and a side of this reel 40 hangs down certainly, and can be covered the light that (outdoor) penetrated outside the window.

Be with, above-mentionedly be the main assembling mode that the utility model first preferred embodiment provides curtain scrolling mechanism 100, then again that its occupation mode and The characteristics is as follows:

At first, when user's desire originally volume be put in cloth curtain 60 on the reel 40 in addition during lowering, just need impel this reel 40 original places rotation (shown in the direction of Fig. 7, be to rotate in a counter-clockwise direction), thus, the cloth curtain 60 that script furls on this reel 40 can be obtained discharging and resetting, with effectiveness that light is covered (because this reel 40 furls partly cloth curtain 60, therefore this clamping groove 52 is covered by cloth curtain 60, and can not produce interaction effect with this clamping piece 20, get so that this reel 40 is rotated counterclockwise), and work as these cloth curtain 60 lowerings to full length, as shown in Figure 8, because there is no the cloth curtain 60 that furl any part on this reel 40 this moment, therefore this clamping piece 20 can be subjected to the pre-power effect of this spring element 30 and the bottom slightly, blocking part 21 free ora terminalis by this clamping piece 20 are snapped in the clamping groove 51 of this fixture 50, this moment is when counterclockwise rotating as desiring to impel this reel 40, this blocking part 21 just can be taken advantage of a situation and clamping groove 52 523 on non-return limit on one side fastens mutually, make this reel can be subjected to the effect of this blocking part 21 and can't carry out the counter clockwise direction rotation 40 this moments, produce locating effect, also can avoid cloth curtain 60 to be furled right-hand at reel 40, when desire is furled cloth curtain 60, then reel 40 must be rotated in a clockwise direction, make the free ora terminalis of this blocking part 21 can begin to begin to contact with the slippage limit 522 of these clamping groove 52 another sides, and by the level and smooth appearance on this slippage limit 522, this clamping piece 20 can be pushed away to the outer surface of this reel 40 and separate with this clamping groove 52, this reel 40 just can successfully rotate in a clockwise direction thus, and little by little this cloth curtain 60 is furled from the left side of this reel 40.

Be with, by cooperating between the special shape design of the clamping groove 52 on above-mentioned clamping piece 20 and the reel 40, just can make cloth curtain 60 when volume is put, only can be furled, and keep whole aesthetic at the side of fixing of reel 40.

In addition, as shown in Figure 7, what have on this reel 40 that two-phase is separated with preset distance places depressed area 42, the main cause of its design is the kenel that cloth curtain 60 is adopted two-layer equation, this kind cloth curtain 60 has the blade 61 of cloth matter, and these blade 61 both sides can add support bar 62, so that blade 61 is remained in smooth state, therefore when this cloth curtain 60 is furled on this reel 40,62 of the support bars of these blade 61 both sides can be captured in this respectively and respectively be placed in the depressed area 42, so that this reel 40 is with this cloth curtain 60, volume after blade 61 and 62 rollings of this support bar is unlikely excessive, in order to the effect of collection; Also can avoid this cloth curtain 60 and this blade 61 to be subjected to compressing of this support bar 62 and produce impression, to increase aesthetic.

Seeing also Fig. 9, is the curtain scrolling mechanism 200 that the utility model provides second preferred embodiment, and it consists predominantly of a pedestal 70, at least one clamping piece 80 and a reel 90, wherein:

This pedestal 70, identical with the pedestal of preceding taking off among the embodiment, have a first side wall 71, one second sidewall 72, a pivot connected slot 73 and an opening 731 equally; Only, on two ora terminalis of these pedestal 70 the first side walls 71, be extended with one more respectively vertically downward in conjunction with wall 74 (Fig. 9 only show right side in conjunction with wall 74);

This clamping piece 80, be a block, can define a blocking part 81 and articulated section 82 according to its appearance, this blocking part 81 generally is a cylinder appearance, this articulated section 82 be one from these blocking part 81 1 sides to the horizontal rectangular body of stretching of card, and the free ora terminalis of this articulated section 82 is to be circular arc appearance;

This reel 90, roughly the same with the reel of preceding taking off among the embodiment, be a rectangle cylinder, be formed with a clip depressed area 91 on its surface equally and reach; Place depressed area 92; Only this clip depressed area 91 is a clamping groove 93, and this clamping groove 93 can define a base 931, a slippage limit 932 and a non-return limit 933 equally.

So, when this pedestal 70 is set up in the apical margin of window, this clamping piece 80 just is placed in the pivot connected slot 73 of this pedestal 70 by this articulated section 82, and make 81 of this blocking parts in this opening 731, make this blocking part 82 can be by the gravity of self heavy down naturally and compress this reel 90, again this reel 90 is articulated in this pedestal 70 two in conjunction with 74 on wall, make 90 on this reel below the blocking part 81 of this clamping piece 80.Thus, the blocking part 81 of this clamping piece 80 just can be fully at the cloth curtain (not shown) on this reel 90 when unclasping (hanging down) state with clamping groove 93 on this reel 90 and combines, enable and before take off that embodiment is identical to utilize the special appearance on non-return limit 933 to cooperate with the free ora terminalis of this blocking part 81, only can furl this cloth curtain and limit this reel 90 in single direction, and utilize this slippage limit 932 can supply the characteristic of the smooth and easy slippage of free ora terminalis of this blocking part 81, in order to this cloth curtain lowering on this reel.

Embodiment of the present utility model not only can reach the effect identical with before taking off embodiment, and this clamping groove is directly to be formed on the surface of this reel, and the member that need not fixture exists, and this clamping piece be directly utilize himself gravity and pivot pendulum, also need not produce pre-power by this spring element, then directly be fixedly arranged on the surface of this reel in the viscose mode as for cloth curtain two ends, so present embodiment has more the effect that reduces member compared to the foregoing description.

Claims (12)

1. a curtain scrolling mechanism is characterized in that, includes:

One pedestal is the apical margin that is fixedly arranged on a window, is formed with a pivot connected slot;

One clamping piece has a blocking part and one and the articulated section that links of this blocking part, and this articulated section is to place this pivot connected slot, make this blocking part can be in predetermined angle the pivot pendulum;

One reel is the below that is articulated in this pedestal, can be subjected to the effect of external force and the original place is rotated, and forms a clamping groove on the surface of this reel, makes when this blocking part swings in this clamping groove, can limit this reel and only can rotate in single direction.

2. according to the described curtain scrolling mechanism of claim 1, it is characterized in that, wherein this pedestal, have a first side wall and one second sidewall, this the first side wall and this second sidewall are to link so that the one ora terminalis is vertical mutually, and this first side wall is horizontal, and this second sidewall then is vertical configuration.

3. according to the described curtain scrolling mechanism of claim 2, it is characterized in that, wherein on two ora terminalis of this pedestal the first side wall, also down vertically be extended with one respectively, be articulated in these in conjunction with between wall for this reel in conjunction with wall.

4. according to the described curtain scrolling mechanism of claim 2, it is characterized in that wherein this pivot connected slot is to be formed on the interior sidewall surface of this second sidewall, general rounded section, and the articulated section of this clamping piece generally is cylindric, and its external diameter is slightly less than the groove footpath of this pivot connected slot.

5. according to the described curtain scrolling mechanism of claim 1, it is characterized in that wherein this pivot connected slot and be formed with the opening of a preset width makes this blocking part can carry out the pivot pendulum in the formed angle of this opening.

6. according to the described curtain scrolling mechanism of claim 1, it is characterized in that, wherein also include a spring element, this spring element is to be linked between this clamping piece and this pedestal, enable to provide this clamping piece to compress the pre-power of this reel, can cooperate with this clamping groove to guarantee this clamping piece.

7. according to the described curtain scrolling mechanism of claim 6, it is characterized in that wherein this pedestal also is formed with a resisting groove, this clamping piece then is formed with a jack hole, and two stiff ends of this spring element can be fixed in respectively in this resisting groove and this jack hole.

8. according to the described curtain scrolling mechanism of claim 7, it is characterized in that wherein the ora terminalis of this articulated section has protruded out a socket part outward, for the body portion socket between these spring element two stiff ends.

9. according to the described curtain scrolling mechanism of claim 1, it is characterized in that, this reel wherein, be formed with an axially extended clamping groove on the outer surface of this reel, this clamping groove can define a base, an one slippage limit and a non-return limit, this slippage limit is a side that is linked to this base, and and form angles between this base greater than 90 degree, this non-return limit is the opposite side that is linked to this base, and the free ora terminalis on this non-return limit is toward this slippage spring song, make the angles of the intermarginal formation of free end on this base and this non-return limit less than 90 degree, desire to rotate and when touching toward this slippage edge joint when reel thus by this blocking part in a direction, this blocking part can be skidded off outside the outer surface of this reel by this slippage limit, make this reel sustainable in this direction rotation, and desire in other direction to rotate and when being touched toward this non-return edge joint by this blocking part, this blocking part just can be embedded in this non-return limit when this reel, and make this reel can't be in this direction rotation.

10. according to the described curtain scrolling mechanism of claim 1, it is characterized in that, wherein also include a fixture, this fixture lower surface protrudes out several and is equidistant abaculus, its upper surface then forms axially extended this clamping groove, is formed with an axially extended clip depressed area on the outer surface of this reel, then is formed with some axially equidistant fixing holes of arranging in this clip depressed area, abaculus interlocking for this fixture is embedded on the outer surface of this reel this fixture.

11. according to the described curtain scrolling mechanism of claim 10, it is characterized in that, wherein this clamping groove can define a base, an one slippage limit and a non-return limit, this slippage limit is a side that is linked to this base, and and form angles between this base greater than 90 degree, this non-return limit is the opposite side that is linked to this base, and the free ora terminalis on this non-return limit is toward this slippage spring song, make the angles of the intermarginal formation of free end on this base and this non-return limit less than 90 degree, desire to rotate and when touching toward this slippage edge joint when reel thus by this blocking part in a direction, this blocking part can be skidded off outside the outer surface of this reel by this slippage limit, make this reel sustainable in this direction rotation, and desire in other wide direction to rotate and when touching toward this non-return edge joint by this blocking part when this reel, this blocking part just can be embedded in this non-return limit, and this reel can't be rotated in this direction.

12., it is characterized in that according to the described curtain scrolling mechanism of claim 1, wherein also be formed with two on the surface of this reel and place the depressed area, can be ccontaining for the support bar of cloth matter blade side.

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