CN201180480Y

CN201180480Y - Blade oscillation angle regulation clutch for window shutter

Info

Publication number: CN201180480Y
Application number: CNU2008200015628U
Authority: CN
Inventors: 杨金钱
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-29
Filing date: 2008-01-29
Publication date: 2009-01-14
Anticipated expiration: 2018-01-29

Abstract

The utility model provides a vane tilt angle adjusting clutch for a shutter, comprising a positioning seat, an inner rotor, an outer rotor and a clutch spring, wherein the outer rotor is coaxially sleeved on the inner rotor and can rotate relative to the inner rotor; a shaft of the inner rotor is longer than a shaft of the outer rotor to form a receiving section; a clamp part wound by the clutch spring is clamped on the receiving section; two ends of the clamp part extend to form a first end part and a second end part respectively; compression space is formed between the first end part and the second end part; the outer rotor is provided with a supporting part in the space; the bottom end of the positioning seat is provided with a stop part corresponding to the lower side of the receiving section; when a lift control rod of a curtain body rotates, the clutch spring clamped on the inner rotor rotates accordingly, and one of the first end part and the second part are used to drive the supporting part to make the outer rotor rotate; when the clutch spring is rotated to one of the two end parts and against the stop part, the compression space is shortened, and the inner diameter of the clamp part is expanded, so that relative idling is generated between the clutch spring and the inner rotor. The vane tilt angle adjusting clutch can be applied to various shutters.

Description

The blade pivot angle of shutter is adjusted clutch

Technical field

This novel blade pivot angle adjusting device that relates to shutter, the clutch that You Zhike hangs for shutter ladder rope, at the lifting initial stage, its angle can be driven in descending operation and adjust, and can not hinder the carrying out of follow-up blade lift work with the blade that makes shutter.

Background technology

Figure 1 and Figure 2 is the organigram and the partial perspective view of existing no stay cord shutter, and the essential structure of general shutter has mainly comprised usefulness confession blind window frame and has been located at the main support of building on thing or the furniture 100, some blades that is arranged in parallel 200, some groups from top to bottom in order to the ladder rope 300 that supports aforementioned blade 200, some vertical ropes 400 in order to each blade 200 is carried out vertical folding and unfolding; Aforementioned every group of ladder rope 300 side cable 301, several flat shapes that comprise two vertical flat shapes are connected in 301 breast lines 302 that supply blade 200 to set up of two side cables, when the vertical position of two side cables 301 produces relative high low head, each breast line 302 can produce the variation at angle of inclination synchronously, just can make each blade 200 that is set up on the breast line 302 carry out synchronous angle variation thus.

Aforementioned shutter is the structure representative explanation with no stay cord shutter, and the shutter that stay cord is generally arranged can be set up a stay cord in order to 200 folding and unfoldings of control blade (not disclosing among the figure), an action bars in order to control blade 200 inclination angles (not disclosing among the figure), the shutter that does not have stay cord then is not provided with aforesaid stay cord and action bars, and its main purpose is in order to reach visual aesthetic mostly.

The means of aforementioned no stay cord shutter control ladder rope side cable, two side cable 301 tops in the same group of ladder rope 300 are connected into a circle around portion, to enclose again around portion and be sheathed on the pulley 500, the order circle keeps slight friction around between the wheel ditch of portion and pulley 500, when the user carries out the lifting push-and-pull to blade 200, cooperate the start of automatic retracting device, the curtain body lifting control lever 600 of shutter can hang down in winder 700 folding and unfoldings and restrict 400 o'clock and rotation thereupon, pulley 500 also can rotate thereupon, this hour circle can be driven by pulley 500 because of frictional force around portion, make two side cables 301 produce relative high low head, and then blade 200 angles are changed; And when blade 200 was rocked to a special angle, pulley 500 and circle can skid between portion and dally, and made the descending operation of blade 200 be continued to carry out and not interrupted.

The technological means of existing control side cable 301, its two side cable 301 tops need engage construction, so when construction is bad or after a period of time of use, the situation that joint ruptures easily or breaks away from.Secondly, article two, the junction 303 on side cable 301 tops need be provided with knot, sew up trace, fastener, fixture, fastener or the like, therefore can produce the appearance of projection, and the appearance of projection is easy to be fastened in the wheel ditch of pulley 500, make pulley 500 and circle between portion, can't slide and dally, therefore can hinder the operation of blade 200 follow-up liftings; Moreover the slip accuracy that this kind controlled by frictional force tends at circle after portion uses a period of time and produce more and more serious error amount.

In view of this, the inventor adjusts structure at the blade pivot angle of shutter to improve, and then researched and developed the utility model, to solve the problem that prior art was faced, and can also be further with technology of the present utility model, be used on the various shutter, for example electric-powered shutter, manual shutter or do not have stay cord shutter or the like.

Summary of the invention

The utility model main purpose is to provide a kind of blade of louver window pivot angle to adjust clutch, and the blade adjustment mode of shutter is improved.

For reaching above-mentioned purpose, this novel blade of louver window pivot angle is adjusted clutch and is comprised: a positioning seat, and it is to be fixedly arranged in the main support at shutter top; One internal rotor, its level is to being arranged on the positioning seat and can rotating with respect to positioning seat, the axle center of internal rotor is provided with the central axis hole that the curtain body lifting control lever for shutter wears, and this internal rotor is can form or adopt with the lifting winder one of shutter to separate setting; One outer rotor, it is coaxial to be sheathed on the internal rotor and can to rotate with respect to internal rotor, the axial length of outer rotor is shorter than internal rotor and makes internal rotor expose a ccontaining section, this outer rotor axially is convexly equipped with a top with respect to this ccontaining section, and outer rotor is provided with a location division that supplies shutter ladder rope support to establish; And a clutch spring, its circle is sandwiched on the ccontaining section of internal rotor around the clamping part cover that forms, and the clamping part two ends extend a first end, a second end respectively, and makes and form a compression spacing between first end and the second end.

Just between first end and the second end, when curtain body lifting control lever rotated, the clutch spring that is held on the internal rotor can rotate thereupon in the top, and one of them promotes the top outer rotor is rotated with first end, the second end.

The positioning seat bottom is provided with a stopper section corresponding to ccontaining section below, the clutch spring turns to first end, the second end one of them and stopper section when conflicting, the compression hypotelorism between first end and the second end, the expansion of clamping part internal diameter and make and produce relative idle running between clutch spring and the internal rotor.

In view of the above, when the lifting control lever when either direction is rotated, can drive blade pivot angle adjustment clutch earlier comes driven vane to carry out the change that the single direction angle is flapped toward, and when certainly blade angle tilts to a predetermined angle, if the lifting control lever continues to turn in the same direction, clutch can make the driven relation of leaf abscission, and can not influence the carrying out of blade lift work; Otherwise, when the lifting control lever when other direction rotates, blade can carry out the change that angle is flapped toward towards other direction, and when being flapped toward to predetermined angle, clutch also can make the driven relation of leaf abscission, and can not influence the carrying out of blade lift work.

Compared to prior art, the utility model can obtain more accurate clutch for clutch control effect, and is not easy to take place the situation of terraced fracture of rope, damage, and ladder rope material, bore, lines select for use more unrestricted; Moreover the utility model and can also further be used on the various shutter except the problem that can solve prior art and face, for example electric-powered shutter, manual shutter or the like.

Description of drawings

Fig. 1 is the organigram of existing no stay cord shutter;

Fig. 2 is the partial perspective view of existing no stay cord shutter;

Fig. 3 is the three-dimensional exploded view of the utility model first embodiment;

Fig. 4 is the stereo appearance figure of the utility model first embodiment;

Fig. 5 is the schematic side view of the utility model first embodiment;

Fig. 6 is the actuator state schematic diagram () of the utility model first embodiment;

Fig. 7 is the actuator state schematic diagram (two) of the utility model first embodiment;

Fig. 8 is the actuator state schematic diagram (three) of the utility model first embodiment;

Fig. 9 is the user mode schematic diagram of the utility model first embodiment;

Figure 10 is the three-dimensional exploded view of the utility model second embodiment.

Description of reference numerals: 10-positioning seat; The 11-transverse slat; The 12-location-plate; The 13-stopper section; The 20-internal rotor; The 20a-sleeve; The 20b-cover; 21-central authorities axis hole; The ccontaining section of 22-; The 30-outer rotor; The 31-top; The 32-location division; 40-clutch spring; The 41-first end; The 42-the second end; The 100-main support; The 200-blade; 300-ladder rope; 301-side cable; The 302-breast line; The 303-junction; 400-hangs down and restricts; The 500-pulley; 600-lifting control lever; The 700-winder.

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is illustrated.Shown in Figure 3 is the three-dimensional exploded view of the utility model first embodiment, the blade of louver window pivot angle that this embodiment disclosed is adjusted clutch and is comprised certain position seat 10, one internal rotor 20, an outer rotor 30 and a clutch spring 40, and the stereo appearance figure after its combination as shown in Figure 4.

See also Fig. 3 to shown in Figure 5, wherein Fig. 5 is the schematic side view of the utility model first embodiment, positioning seat 10 is to be fixedly arranged in the main support 100 at shutter top, and positioning seat 10 bottoms are provided with a transverse slat 11, has the location-plate 12 of clip slot in the vertical setting in both sides of horizontal version 11.

Internal rotor 20 is to be involuted by long sleeve 20a and a cover 20b, its level is to being arranged on the positioning seat 10, and can rotate with respect to positioning seat 10, the axle center of internal rotor 20 is provided with the central axis hole 21 that the curtain body lifting control lever 600 for shutter wears.Outer rotor 30 is that coaxial being sheathed on the internal rotor 20 can be rotated with respect to internal rotor 20, the axial length of outer rotor 30 is shorter than internal rotor 20 and makes internal rotor 20 exposed ccontaining sections 22, this outer rotor 30 axially is convexly equipped with a top 31 with respect to this ccontaining section 22, and outer rotor 30 is provided with one for ladder rope 300 location divisions of setting up 32, the location division 32 of this embodiment is the states that are two embedding ditches, embeds the location for the top of two side cables 301 of ladder rope 300.

Clutch spring 40, its circle is sandwiched on the ccontaining section 22 of internal rotor 20 around the clamping part cover that forms, and the clamping part two ends are extended a first end 41, a second end 42 respectively, and make between first end 41 and the second end 42 and to form a compression spacing, aforementioned top 31 is just between first end 41 and the second end 42, positioning seat 10 bottoms are provided with a stopper section 13 corresponding to ccontaining section 22 belows, and this embodiment close wherein location-plate 12 places of a side above transverse slat 11 are provided with stopper section 13.

See also shown in Figure 6, when curtain body lifting control lever 600 begins to rotate and when driving internal rotor 20, the clutch spring 40 that is held on the internal rotor 20 can rotate thereupon, and one of them promotes top 31 and makes outer rotor 30 rotate (being to promote the state of tops 31 as explanation with first end 41 shown in the figure) with first end 41, the second end 42.

As shown in Figure 7, when clutch spring 40 turns to predetermined angle, first end 41, the second end 42 one of them and stopper section 13 conflict (being to contact at the state of stopper section 13 as explanation shown in the figure) with the second end 42.And for example shown in Figure 8, when conflict in first end 41, the second end 42 one of them and stopper section 13 and curtain body lifting control lever 600 when still driving internal rotor 20 and being rotated further, the compression spacing between first end 41 and the second end 42 can be oppressed and shorten, cause the clamping part internal diameter to expand and make and present clearance between clutch spring 40 and the internal rotor 20 and cooperate and the state of relative idle running.

See also shown in Figure 9, by above-mentioned start principle ladder is restricted after the side cable 301 at 300 two ends is set up on the location division 32, when lifting control lever 600 because of the lift work of blade 200 when either direction is rotated, can drive blade pivot angle adjustment clutch earlier comes driven vane 200 to carry out the change that the single direction angle is flapped toward, and when blade 200 angles tilt to a predetermined angle, if lifting control lever 600 continues to turn in the same direction, clutch can make blade 200 break away from driven relation, and can not influence the carrying out of blade 200 lift works; Otherwise, when lifting control lever 600 when other direction rotates, blade 200 can carry out the change that angle is flapped toward towards other direction, and when being flapped toward to predetermined angle, clutch also can make blade 200 break away from driven relation, and can not influence the carrying out of blade 200 lift works.

Shown in Figure 10 is the three-dimensional exploded view of the utility model second embodiment, and this embodiment is except internal rotor 20, outer rotor 30 and first embodiment is slightly different, and the operation principles of its structure is with to make flowing mode roughly the same; Because the lifting control lever 600 of shutter is to be interlock with winder 700, therefore, be to make internal rotor 20 and winder 700 one form when implementing, in order to and be set up on the same positioning seat 10.

The above specific embodiment only is preferred embodiment of the present utility model, and it is illustrative for the utility model, and nonrestrictive.Those skilled in the art can carry out conversion, modification even equivalence to it under the situation that does not exceed the utility model spirit and scope, these changes all can fall into claim protection domain of the present utility model.

Claims

1. a blade of louver window pivot angle is adjusted clutch, it is characterized in that, comprises:

One positioning seat, it is to be fixedly arranged in the main support at shutter top;

One internal rotor, its level be to being arranged on the positioning seat and can rotating with respect to positioning seat, and the axle center of internal rotor is provided with the central axis hole that the curtain body lifting control lever for shutter wears;

One outer rotor, its coaxial being sheathed on the internal rotor can be rotated with respect to internal rotor, the axial length of outer rotor is shorter than internal rotor and makes internal rotor expose a ccontaining section, this outer rotor axially is convexly equipped with a top with respect to this ccontaining section, and outer rotor is provided with a location division that supplies shutter ladder rope support to establish; And

One clutch spring, its circle is sandwiched on the ccontaining section of internal rotor around the clamping part cover that forms, and the clamping part two ends are extended a first end, a second end respectively, and make between first end and the second end and to form a compression spacing, aforementioned top just between first end and the second end, aforementioned positioning seat bottom is provided with one corresponding to the stopper section below the ccontaining section.

2. blade of louver window pivot angle according to claim 1 is adjusted clutch, it is characterized in that, internal rotor is that the winder one with shutter forms.