CN211924027U

CN211924027U - Balancing force component of cordless curtain

Info

Publication number: CN211924027U
Application number: CN201922411348.0U
Authority: CN
Inventors: 何平
Original assignee: Shenzhen Qianye Precision Metal Co ltd
Current assignee: Shenzhen Qianye Precision Metal Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-11-13
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a balancing force component of a cordless curtain, which relates to the field of cordless curtain accessories and comprises a coil spring protection frame, a coil spring shaft and a spring, wherein the coil spring protection frame comprises a tip part, two reinforcing ribs and fixed circular sheets, one ends of the two reinforcing ribs are fixedly connected to the tip part, the two reinforcing ribs are arranged correspondingly, a plurality of fixed circular sheets are arranged between the two reinforcing ribs at equal intervals, and a perforation is arranged at the circle center of each fixed circular sheet; the spring is in a scroll shape, a mounting hole is formed in one end, located in the center of the spring, and an arc-shaped buckle is bent at one end, located in the outer side of the spring. The utility model discloses length is pulled down according to the (window) curtain, and the spring can automatic balance elasticity make elasticity and (window) curtain pull-out part weight offset for this device can reliable and stable external output torsion, reaches the purpose of fixed (window) curtain length, can adjust the installation quantity of spring according to the (window) curtain of different weight simultaneously, makes the torsion that a plurality of springs formed can with (window) curtain weight looks adaptation.

Description

Balancing force component of cordless curtain

Technical Field

The utility model relates to a wireless (window) curtain accessory field especially relates to a balanced power subassembly of wireless (window) curtain.

Background

The curtain is made of cloth, hemp, yarn, aluminum sheet, wood chip, metal material, etc. and has the functions of shading sun, insulating heat and regulating indoor light. The cloth curtain is divided into cotton gauze, polyester fabric, polyester-cotton blended fabric, cotton-hemp blended fabric, non-woven fabric and the like according to the material, different materials, textures, colors, patterns and the like are integrated to form cloth curtains with different styles, and the cloth curtains are matched with indoor design curtains with different styles.

The control modes of the curtain are manual and electric. The manual window curtain comprises: hand-operated retractable curtains, hand-operated roller pull curtains, hand-operated silky drapery curtains, hand-operated zebra curtains, hand-operated wooden blinds, hand-operated roman curtains, hand-operated organ curtains, and the like. The motorized window treatment comprises: electric retractable blinds, electric roller blinds, electric silky blinds, electric ceiling blinds, electric zebra blinds, electric wooden blinds, electric roman blinds, electric organ blinds, and the like. With the development of curtains, it has become an indispensable indoor decoration for a living room with perfect combination of functionality and decoration.

Some cordless curtains appear in the market at present, but these curtains are all put in and out through mechanical and electric completion, and not only are easy to damage, and the cost is higher, and simultaneously, the curtain is put in and out unsatisfactorily, then can't use during the outage, can't satisfy the user demand, for this reason designs the balanced force subassembly of a cordless curtain, solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a balancing force component of a cordless curtain.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the balancing force assembly of the cordless curtain comprises a coil spring protection frame, a coil spring shaft and a spring, wherein the coil spring protection frame comprises an end part, two reinforcing ribs and fixed wafers, one ends of the two reinforcing ribs are fixedly connected to the end part, the two reinforcing ribs are arranged correspondingly, a plurality of fixed wafers are arranged between the two reinforcing ribs at equal intervals, and through holes are formed in the circle centers of the fixed wafers; the spring is in a scroll shape, a mounting hole is formed in one end of the spring positioned in the center of the spring, and an arc-shaped buckle is bent at one end positioned on the outer side of the spring; the coil spring shaft comprises a rectangular rod body, positioning round sheets and a tail part, wherein the tail part is fixedly connected to one end of the rectangular rod body, the positioning round sheets are distributed at equal intervals along the length direction of the rectangular rod body, and screw holes are formed in the rectangular rod body between every two positioning round sheets; the rectangular rod body sequentially penetrates through the through holes of the plurality of fixed wafers to be connected with the coil spring protection frame, the springs are respectively installed in the gaps formed by the plurality of fixed wafers, the mounting holes at one ends of the springs are overlapped with the screw holes and fixedly connected through screws, and the other ends of the springs are clamped on one reinforcing rib through arc-shaped buckles.

Preferably, the end part is provided with a slotted hole with the same size as the tail part, and the tail part is embedded into the slotted hole.

Preferably, one end of the tail part, which is far away from the rectangular rod body, is provided with a projection with a multi-edge structure.

Preferably, the end part and the same position of the fixed wafer are both provided with clamping notches.

The utility model has the advantages that: the utility model discloses in, spring mounting is on the wind spring protects the frame, according to the (window) curtain length of pulling down, and the spring can automatic balance elasticity make elasticity and (window) curtain pull-out part weight offset for this device can reliable and stable external output torsion, reaches the purpose of fixed (window) curtain length, can adjust the installation quantity of spring according to the (window) curtain of different weight simultaneously, makes the torsion that a plurality of springs formed can with (window) curtain weight looks adaptation, has improved the application scope of this device greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a coil spring protector according to the present invention;

fig. 3 is a schematic structural view of the spring winding shaft of the present invention;

FIG. 4 is a schematic view of the tail structure of the spring winding shaft of the present invention;

fig. 5 is a schematic structural view of the spring of the present invention;

fig. 6 is a longitudinal sectional view of the spring of the present invention;

fig. 7 is a schematic view of the installation structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-7, a balancing force assembly of a cordless curtain comprises a coil spring protection frame 1, a coil spring shaft 3 and a spring 2, wherein the coil spring protection frame 1 comprises an end part 102, two reinforcing ribs 101 and fixing wafers 103, one ends of the two reinforcing ribs 101 are fixedly connected to the end part 102, the two reinforcing ribs 101 are arranged correspondingly, a plurality of fixing wafers 103 are arranged between the two reinforcing ribs 101 at equal intervals, and the center of the fixing wafer 103 is provided with a through hole 105; the spring 2 is in a scroll shape, a mounting hole 202 is formed in one end of the spring positioned in the center of the spring, and an arc-shaped buckle 201 is bent at one end of the spring positioned on the outer side; the coil spring shaft 3 comprises a rectangular rod body 301, positioning wafers 302 and a tail part 304, wherein the tail part 304 is fixedly connected to one end of the rectangular rod body 301, the positioning wafers 302 are distributed at equal intervals along the length direction of the rectangular rod body 301, and screw holes 303 are formed in the rectangular rod body 301 between every two positioning wafers 302; the rectangular rod body 301 passes through the perforation 105 of a plurality of fixed disks 103 in proper order and is connected with the coil spring protection frame 1, a plurality of springs 2 are installed respectively in the two double-phase clearance that forms of a plurality of fixed disks 103, the mounting hole 202 and the coincidence of screw 303 of 2 one ends of spring pass through screw fixed connection, the other end of spring 2 passes through arc buckle 201 joint on a strengthening rib 101, tip 102 has seted up the slotted hole the same with afterbody 304 size, and afterbody 304 gomphosis advances in the slotted hole, the one end that rectangular rod body 301 was kept away from to afterbody 304 is provided with many arriss structure's arch 305, chucking breach 104 has all been seted up to tip 102 and fixed disk 103 same position.

When the device is used, firstly, a spring 2 is arranged on the coil spring protection frames 1 according to the mode, meanwhile, a coil spring shaft 3 is also arranged in the coil spring protection frames 1, in the state, two coil spring protection frames 1 are inserted into two ends of a curtain aluminum pipe 5 from one end far away from an end part 102, the end surface of the end part 102 is flush with the end part of the curtain aluminum pipe 5, a clamping block matched with a clamping gap 104 is arranged in the curtain aluminum pipe 5, the clamping gap 104 is clamped with the clamping block, the curtain aluminum pipe 5 can rotate along with the coil spring protection frames 1, then, bulges 305 at the end parts of the coil spring shafts at two ends are inserted into corresponding multi-edge clamping grooves on the fixed support 4, the fixed support 4 is arranged in advance, at the moment, the curtain is arranged completely, a user can pull out a curtain cloth 6 by holding a bottom beam aluminum strip 7 at the bottom of the curtain downwards, the torsion of the spring 2 is automatically changed, the weight of the pulled-out part of the curtain is balanced, the position and the state of the pulled-out curtain can be kept according to the pulled-out amount of the curtain, and the stability of the cordless curtain is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The balancing force assembly of the cordless curtain comprises a coil spring protection frame (1), a coil spring shaft (3) and a spring (2), and is characterized in that the coil spring protection frame (1) comprises an end part (102), two reinforcing ribs (101) and a fixing wafer (103), one ends of the two reinforcing ribs (101) are fixedly connected to the end part (102), the two reinforcing ribs (101) are arranged correspondingly, a plurality of fixing wafers (103) are arranged between the two reinforcing ribs (101) at equal intervals, and a through hole (105) is formed in the circle center of each fixing wafer (103); the spring (2) is in a spiral shape, a mounting hole (202) is formed in one end of the spring positioned in the center of the spring, and an arc-shaped buckle (201) is bent at one end positioned on the outer side of the spring; the spring coiling shaft (3) comprises a rectangular rod body (301), positioning wafers (302) and a tail part (304), wherein the tail part (304) is fixedly connected to one end of the rectangular rod body (301), the positioning wafers (302) are distributed at equal intervals along the length direction of the rectangular rod body (301), and screw holes (303) are formed in the rectangular rod body (301) between every two positioning wafers (302); the rectangular rod body (301) sequentially penetrates through the through holes (105) of the fixed wafers (103) to be connected with the coil spring protection frame (1), the springs (2) are installed in gaps formed by the fixed wafers (103) in a pairwise mode, the mounting holes (202) and the screw holes (303) at one ends of the springs (2) are overlapped and fixedly connected through screws, and the other ends of the springs (2) are connected to one reinforcing rib (101) in a clamped mode through arc-shaped buckles (201).

2. The balancing force assembly of a cordless window covering of claim 1, wherein the end portion (102) is slotted to the tail portion (304) and the tail portion (304) fits into the slotted hole.

3. The balanced force assembly of a cordless window shade according to claim 1, wherein the end of the tail (304) away from the rectangular rod (301) is provided with a multi-ribbed protrusion (305).

4. The balancing force assembly of the cordless window curtain as claimed in claim 1, wherein the end portion (102) and the fixing disc (103) are provided with clamping notches (104) at the same position.