CN2421911Y

CN2421911Y - Adjustable device for curtain

Info

Publication number: CN2421911Y
Application number: CN 00208269
Authority: CN
Inventors: 陶秀枝
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-20
Filing date: 2000-04-20
Publication date: 2001-03-07
Anticipated expiration: 2010-04-20

Abstract

The utility model discloses an adjusting and limiting device for curtains, which is matched with a track and a rotary shaft of a curtain. The adjusting and limiting device for curtains comprises a lead screw, a movable seat, two position limiting seats, two regulating seats, and a containing seat, wherein, the lead screw is penetrated and pivoted on the containing seat; the movable seat and the two position limiting seats are contained in the containing seat; the containing seat is inserted into the track of the curtain. When the lead screw is rotated, the two position limiting seats is driven to rotate in situ but not move, the movable seat displaces on the lead screw; when a convex lug on one end of the movable seat abuts against the convex lugs of the two position limiting seats, the rotation of the rotary shaft is limited to limit the height or the angle adjustment of the curtain. The utility model has the efficiencies of easy assembly and easy adjustment.

Description

Curtain is adjusted restraint device

The utility model is to adjust restraint device about a kind of curtain.

Commonly use; the curtain motorized is seldom arranged; and the electrically driven curtain of minority is when the roll-up window shade rotating shaft adjusts; mostly be directly to utilize motor shaft to touch a microswitch and stop; motor is only understood full cut-off or standard-sized sheet; therefore be difficult to go its adjusting range of conversion by the user; then the someone utilizes a screw rod to be fixed in the curtain rotating shaft recently; and the block that on screw rod, is spirally connected; when screw rod rotates, this block promptly in orbit before and after slippage but do not rotate, whereby; block on screw rod front and back are with bolt locking block in addition; can reach the purpose of spacing (block is stopped motor by keeping off the back feedback), but this is pretty troublesome when being configured in conversion block position, must unscrew and screw bolt with bottle opener; and waste a lot of valuable time; in addition, block is directly propped up ejection by block, if do not lock block or use with the passing of time loosening; block can be lost function from original position by the top, and causes assembly to damage.

The purpose of this utility model promptly is to provide a kind of angle adjustment or Height Adjustment that is applicable to general horizontal type curtain, straight formula curtain, plank curtain, aluminium flake window or Rome (sieve curtain) curtain, when being particularly useful for above-mentioned curtain motorized more easily assembling adjust restraint device with more easy-operating curtain.

For achieving the above object, solution of the present utility model is: a kind of curtain is adjusted restraint device, collocation track of curtain and rotating shaft and implement, it comprises a driving screw, one moves seat and two limit bases, driving screw is worn and interlock by the curtain rotating shaft, move and to establish screwed hole in the seat and be screwed onto on the driving screw, still comprise that two adjust seat, wherein, the driving screw cross section is non-circular, move the seat two ends and be arranged with lug with axially parallel, establish the through hole in corresponding driving screw cross section in two limit bases and be set on the driving screw, and two limit bases each at one end establish lug with axially parallel, two limit bases are respectively outside moving the seat two ends, with each corresponding lug that moves seat of its lug, and adjust seat and respectively take pivot at a limit base, two adjust seat embedding cunning in track.

Above-mentioned curtain is adjusted restraint device, and wherein a terrace is respectively established at limit base periphery two ends, and adjusts seat and respectively establish the restriction pawl that limits limit base with corresponding terrace.

Above-mentioned curtain is adjusted restraint device, and comprising an accommodation seat, accommodation seat is established the chute that seat is adjusted in embedding sliding two, and the pivot groove of wearing the pivot driving screw is established in the accommodation seat both sides, moves seat and two limit bases and is dissolved in the accommodation seat, and accommodation seat is embedded in the curtain rail.

After adopting such scheme, because driving screw is worn the pivot groove of pivot at accommodation seat with its two ends, and will move seat and two limit bases is dissolved in the accommodation seat, accommodation seat is embedded in the curtain rail, and driving screw is worn and interlock by the rotating shaft of curtain, mobile seat then only can be when driving screw rotates in accommodation seat slippage and utilizing adjust seat can the chute on accommodation seat in the slippage adjustment, the slippage adjustment outside driving screw of interlocked limited seat, when driving screw rotates, two limit bases are all rotated in position by interlock but do not move, mobile seat then because of its screwed hole at the driving screw top offset, support and the lug of limit base and being limited up to its lug, with reach cause curtain easily group establish, the easy effect of adjusting.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is an exploded view of the present utility model;

Fig. 2 is one of longitudinal section of the present utility model;

Fig. 3 is one of sectional elevation of the present utility model;

Fig. 4 is two (operation charts of holding concurrently) of longitudinal section of the present utility model;

Fig. 5 is two of a sectional elevation of the present utility model.

At first, as shown in Figure 1, the utility model example comprises that a driving screw 1, moves seat 2, two

limit bases

3,4 and two and adjusts

seat

5,6 and one accommodation seats 7, be to arrange in pairs or groups the track 8 of curtain and rotating shaft 9 and implement, wherein:

Driving screw 1 cross section periphery is non-circular, and lateral surface is provided with screw thread 11, then is the through hole 12 of corresponding rotating shaft 9 section morphologies in the driving screw 1;

Moving seat 2 is a block, the profile of block can make and corresponding embedding cunning in accommodation seat 7 (less) or track 8 (bigger), then establish screwed hole 21 in the block, move seat 2 two ends and be arranged with lug 22,23 with axially parallel;

Limit base

3,4 is cylinder, establish the through hole 31 of corresponding driving screw 1 cross-sectional shape in the cylinder, 41, through hole 31,41 internal diameter is big slightly than the spiral shell peak-to-peak top external diameter of the screw thread 11 of driving screw 1, make

limit base

3,4 can be set on driving screw 1 and slip, but when driving screw 1 rotation, also can be rotated by interlock, limit base 3, an end of 4 is also established the lug 33 with axially parallel, 43,

limit base

3,4 circumferences are provided with and are communicated with through hole 31, another through hole 34 of 41,44, through hole 34,44 is standby hole, in order in case of necessity can bolt directly with

limit base

3,4 lockings are on driving screw 1, and this bolt can have the hand button and adjust in order to free-standing exercise;

Adjusting

seat

5,6 is a lamellar body (being that hollow arc sheet is in order to user's finger presses among the figure), and size is the corresponding size that moves seat 2, the

restriction pawl

51,61 of each another demihull shape of drawdown of both sides is with

corresponding terrace

33,43, these

restriction pawl

51,61 end faces be arc and with the embedding of arc end across

terrace

33,43, restriction be provided with in addition on the

pawl

51,61 caulking groove 511,611 with buckle in accommodation seat 7 (aftermentioneds, it is less to adjust seat 5,6) or track 8 (it is bigger to adjust seat 5,6) on, adjust

seat

5,6 and be provided with

index

52,62 in addition;

Accommodation seat 7 is that upper and lower surface is the casing of hollow, direction central authorities dwindle and are a chute 71 on it, and chute is established footage number 711 on 71 both sides, and fixed head 72 is extended at two ends, accommodation seat 7 top, be beneficial to that bolt 74 penetrates a fixture block 73 and locking at fixed head 72, and may be locked on the track 8; A pin joint seat 75 (referring to Fig. 2) is respectively established at accommodation seat 7 two ends, and pin joint seat 75 is established a circular through hole 751;

Rotating shaft 9 is arranged in the track 8, and the fluting both sides on the track 8 are protruding wall 81, and a lid 82 is rabbeted in track 8 ends.

During combination, as shown in Figures 2 and 3, moving seat 2 is screwed onto on the driving screw 1 with its screwed hole 21, and two

limit bases

3,4 with through hole 31,41 correspondences are set on the driving screw 1, and two

limit bases

3,4 lay respectively at outside mobile seat 2 two ends,

lug

32,42 regard to an end that moves seat 2 separately, and the pin joint seat 75 of pivot in accommodation seat 7 worn at driving screw 1 two ends, adjust

seat

5,6 each is with caulking groove 511,611 buckles are in chute 71 both sides of accommodation seat 7,

index

52,62 can refer in footage number 711, adjust

seat

5,6

restriction pawl

51,61 end face embeddings are across

terrace

33,43, and adjust seat 5, can be interlocked limited during 6

slippages seat

3,4 slippages; More than be the whole combination of organizing accommodation seat 7 and the utility model example components, then, accommodation seat 7 whole embeddings slip into track 8, and rotating shaft 9 is placed through in the driving screw 1, and fix on the protruding wall 82 of track 8 with bolt 74 locking fixture blocks 73 and folder, promptly assembled and finished (lid 82 is embedded in track 8 ends).

Other assemblies of the present utility model also can not be contained in accommodation seat 7, and directly organize in track 8, but moving seat 2 and

limit base

3,4 will be more greatly to organize in track 8, certainly, it is convenient not to be contained in accommodation seat in the assembling earlier, but above two forms all can install additional under the situation of not changing existing track 8 and rotating shaft 9.

During implementation and operation such as Fig. 4 and shown in Figure 5, when driving screw 1 rotates because of rotating shaft 9 rotations, two

limit bases

3,4 all by interlock and in original place rotation but be subject to and adjust

seat

5,6 and can not slippage, move 2 of seats because of its screwed hole 21 at driving screw 1 top offset, support and the lug 42 (or 32) of limit base 4 (or 3) and being limited up to its lug 23 (or 22), and because of

lug

23 and 42 is radially to support mutually in rotating shaft 9, axially there be not component,

limit base

3,4 can't be passed, thereby moving seat 2 also just can not rotate again, related rotating shaft 9 also is forced to stop the rotation, promptly reach the purpose of (restriction), adjust

limit base

3,4 operation is extremely simple, as long as press adjustment seat 5 with finger, 6 draw move can be interlocked

limited seat

3,4, therefore, the utility model can be widely used in the volitional check of the adjustment operation of curtain of all kinds, as for being installed on the electrically driven curtain, then moving seat 2 volitional checks stops and can feedback make the motor stall, then, the utility model simple operations can be adjusted

limit base

3,4 advantage will make electrically driven curtain more have practical value and the market competitiveness.

Claims

1, a kind of curtain is adjusted restraint device, collocation track of curtain and rotating shaft and implement, it comprises a driving screw, one moves seat and two limit bases, driving screw is worn and interlock by the curtain rotating shaft, move and to establish screwed hole in the seat and be screwed onto on the driving screw, it is characterized in that: comprise that still two adjust seat, wherein, the driving screw cross section is non-circular, mobile seat two ends are arranged with the lug with axially parallel, establish the through hole in corresponding driving screw cross section in two limit bases and be set on the driving screw, and two limit bases are respectively at one end established the lug with axially parallel, and two limit bases are respectively outside moving the seat two ends, with each corresponding mobile lug of its lug, and adjust seat and respectively take pivot at a limit base, two adjust seat embedding cunning in track.

2, curtain as claimed in claim 1 is adjusted restraint device, and it is characterized in that: a terrace is respectively established at limit base periphery two ends, and adjusts seat and respectively establish the restriction pawl that limits limit base with corresponding terrace.

3, curtain as claimed in claim 1 is adjusted restraint device, it is characterized in that: comprise an accommodation seat, accommodation seat is established the chute that seat is adjusted in embedding sliding two, and the pivot groove of wearing the pivot driving screw is established in the accommodation seat both sides, move seat and two limit bases and be dissolved in the accommodation seat, accommodation seat is embedded in the curtain rail.

4, curtain as claimed in claim 3 is adjusted restraint device, and it is characterized in that: the chute side of accommodation seat is provided with footage number.

5, curtain as claimed in claim 4 is adjusted restraint device, it is characterized in that: two adjust the index that seat is provided with the footage number of corresponding accommodation seat chute.

6, curtain as claimed in claim 1 is adjusted restraint device, and it is characterized in that: limit base can be established a perforation, with a locked with bolts at driving screw.

7, curtain as claimed in claim 6 is adjusted restraint device, it is characterized in that: this bolt can be established button on the other hand.