TWI705780B - Improved line take-up tube structure of curtain retraction device - Google Patents

Abstract

The invention provides an improved line take-up tube structure of curtain retraction device, which forms sleeved and securing part at line take-up tube, has string retaining cover engage to the sleeved and securing part of the line take-up tube correspondingly and forms sleeved and securing hole, provides locking slot within string cavity where corresponding to the string retaining cover, one end of the locking slot forms fixed end and string end is forms at another end of the line take-up tube so the string retaining cover engages the locking slot, the head end of the string forms knot, hitches and secures on the fixed end, the string then passes through the string end so the string winds the line take-up tube and has the line take-up tube and the string retaining cover locate in the same direction. Accordingly, the string is easily fixed and wind through the line take-up tube so the rear end of the string will not twine the shaft and causes seizure of the base, which is effective and practical.

Description

The structure improvement of the take-up tube of the curtain take-up device

The present invention relates to an improvement of the wire take-up tube structure of a curtain wire take-up device, in particular to a kind of faster and more convenient positioning and fixation of the draw rope in the same direction, so that the draw rope can be conveniently and quickly combined with the wire take-up tube. , To prevent the drawstring from jamming on the base and to increase the practical function characteristics in its overall implementation.

According to the existing curtain design, in order to facilitate the user to pull the curtain up and down (or horizontally) to fold or unfold, in the retractable structure of the curtain, a flexible rope is used as the medium for the user to operate the curtain ; And the general curtain structure, which is mainly tied to one side of a frame with a retractor, the retractor is provided with a bead chain or a drawstring, and a number of rope winders are equidistantly arranged in the frame for winding If the rope is threaded, the rope must be manually tied and used in each rope winder to be combined with a rotating shaft. At the same time, the rotating shaft is connected to the retractor, so that the curtain (curtain sheet) can be used for threading. By pulling the bead chain or rope to control the retractor to drive the rope winders to rotate forward or reverse via the rotating shaft, and then control the threading to achieve To drive the curtain (curtain sheet) to move up or down.

Wherein, in the combination of the rope winder and the rope winder, the rope winder and the rope winder are directly tied and fixed by a hook, so that the rope winder is combined with the rope winder. It is relatively inconvenient, and it takes a lot of man-hours to adjust the wire take-up tube to the same position, so that the structure still has room for improvement in the overall design.

The reason is that, in view of this, the inventor upholds many years of rich experience in design, development and actual production in the related industry, and then researches and improves the existing structure and deficiencies, and provides a curtain wire take-up tube structure improvement, in order to achieve more The purpose of good practical value.

The main purpose of the present invention is to provide an improved structure of the wire take-up tube of the curtain wire take-up device, which is mainly to fix the draw rope more quickly and conveniently, so that the draw rope can be easily combined with the wire take-up tube. Those who are more practical and functional in the overall implementation.

The main purpose and effect of the improvement of the wire take-up tube structure of the curtain wire take-up device of the present invention are achieved by the following specific technical means: it mainly includes a base, a wire take-up tube and a drawstring fixing sleeve; among them: the base, A receiving groove is formed corresponding to the wire take-up tube, and a shaft hole is formed on the side of the base corresponding to the receiving groove; the wire take-up tube is accommodated in the receiving groove of the base and is placed in the receiving groove. Correspondence A sleeve fixing section is formed at one end of the shaft hole of the base; the pull rope fixing sleeve is formed with a sleeve fixing hole corresponding to the sleeve fixing section of the wire take-up tube, so that the pull rope fixing sleeve is connected with the fixing hole The sleeve solid section of the wire take-up tube is connected and fixed with a sleeve, and a pivoted shaft portion protruding from the shaft hole of the pull rope fixing sleeve corresponding to the base, and the pull rope is fixedly sleeved on the outer edge of the shaft portion Corresponding to the drawstring recess is provided with a latching groove, one end of the latching groove is formed with a fixed end, and the other end is formed with a through end toward the wire take-up tube, so that a large to small arc is formed inside the latching groove Shaped constriction channel, and at the same time, the latching groove is perpendicular to the axis of the take-up tube, so that the pull rope is sleeved into the latching groove, and the end of the pull rope is formed after a knot is formed The sleeve is fixed on the fixed end, and the draw rope is passed through the threading end, and the draw rope is wound on the wire take-up tube.

A preferred embodiment of the improved wire take-up tube structure of the curtain wire take-up device of the present invention, wherein the fixing section of the wire take-up tube is polygonal, and the fixing hole of the drawstring fixing sleeve is a matching polygonal shape.

A preferred embodiment of the improved wire take-up tube structure of the curtain wire take-up device of the present invention, wherein the fixing section of the wire take-up tube is rectangular, and the fixing hole of the drawstring fixing sleeve is a matching rectangular shape.

A preferred embodiment of the improved wire take-up tube structure of the curtain wire take-up device of the present invention, wherein the upper and lower ends of the outer edge of the drawstring fixing sleeve are protrudingly formed with rib-shaped positioning portions, and the positioning portions are corresponding to the shaft portion The outer edge is provided with a positioning opening, and the positioning part and the positioning opening are used as a positioning direction function to correspond to the sleeve fixing section of the wire take-up tube.

1: base

11: holding tank

12: Shaft hole

13: Notch

2: Take-up tube

21: Set solid section

22: Socket section

3: Drawstring fixing sleeve

31: Set hole

311: socket hole

32: Shaft

33: Drawstring

331: Knot

332: Rope Tail

34: card catch slot

341: fixed end

342: piercing

35: Positioning Department

36: positioning port

Figure 1: A schematic diagram of the three-dimensional exploded structure of the present invention

Figure 2: A schematic diagram of a partial three-dimensional exploded structure of the present invention

The third figure: the schematic diagram of the front sectional view of the fixed state of the pull rope of the present invention

The fourth figure: the side sectional view of the fixed state of the pull rope of the present invention

Figure 5: Schematic diagram of the assembly and combination state structure of the present invention

In order to make the technical content, the purpose of the invention and the effect achieved by the present invention have a more complete and clear disclosure, I will explain them in detail below, and please refer to the figures and figure numbers disclosed together: first, please refer to The first figure shows the three-dimensional exploded structure diagram of the present invention and the second figure shows the partial three-dimensional exploded structure diagram of the present invention. The present invention mainly includes a base (1), a take-up tube (2) and a drawstring fixing sleeve (3). ); Wherein: the base (1), which corresponds to the wire take-up tube (2) is formed with a containing groove (11), on the side of the base (1) corresponding to the containing groove (11) is provided with a shaft hole (12), and a notch (13) is provided below the shaft hole (12) to facilitate positioning and use.

The wire take-up tube (2) is accommodated in the accommodating groove (11) of the base (1), and the wire take-up tube (2) corresponds to the shaft hole (12) of the base (1) A sleeve fixing section (21) is formed at one end. The sleeve fixing section (21) is polygonal, such as a rectangular shape, and a circular tube-shaped sleeve section (22) is formed outside the sleeve fixing section (21).

The drawstring fixing sleeve (3) has a fixing hole (31) formed corresponding to the fixing section (21) of the wire take-up tube (2), and the fixing hole (31) corresponds to the polygonal sleeve The fixing section (21) can also be a matching polygonal shape, such as a rectangular shape, and a matching socket hole (311) is formed outside the socket fixing hole (31) corresponding to the socket section (22) to Make the drawstring fixing sleeve (3) connect and fix the sleeve fixing hole (31) with the sleeve fixing section (21) of the take-up tube (2), and let the sleeve section (22) assist the sleeve It is set in the socket hole (311) for positioning, and the shaft hole (12) of the base (1) is protrudingly provided with a pivotal shaft portion (32) on the cable fixing sleeve (3). The cable fixing sleeve (3) is recessed with a latching groove (34) on the shaft (32) corresponding to the cable (33). One end of the latching groove (34) is formed with a fixed end (341), and the other end is directed toward A through end (342) with a C-shaped clamping mouth is formed in the direction of the take-up tube (2), so that an arc-shaped constriction channel from large to small is formed in the catch groove (34), and the catch The groove (34) is perpendicular to the axis of the take-up tube (2), so that the drawstring (33) is sleeved in the catch groove (34), and the head end of the drawstring (33) After a knot (331) is formed, it is sleeved and fixed on the fixed end (341), and the draw rope (33) is threaded out from the through end (342), and the knot (331) is clamped on On the side of the threading end (342), the draw rope (33) can be fixed in the catch groove (34) so as not to fall off easily, and the tail (332) of the draw rope (33) can be left in the catch groove (34) [please refer to Figure 3, the front sectional view of the fixed state of the drawstring of the present invention and Figure 4, the side sectional view of the fixed state of the drawstring of the present invention], and due to the The catch groove (34) is perpendicular to the axis of the take-up tube (2), so that the draw cord (33) is easy The sleeve is fixed in the latching groove (34) but is difficult to detach. In addition, the upper and lower ends of the outer edge of the drawstring fixing sleeve (3) are protrudingly formed with rib-shaped positioning portions (35), and corresponding positioning portions (35) A positioning opening (36) is provided on the outer edge of the shaft portion (32), and the positioning portion (35) and the positioning opening (36) are used as a positioning direction function to correspond to the wire take-up tube (2) Set the solid section (21).

In this way, please also refer to the fifth figure of the schematic diagram of the assembly and combination state of the present invention, so that when the present invention is assembled and combined, the drawstring (33) can be sleeved into the latching groove ( 34), and the knot (331) of the head end of the draw rope (33) is sheathed and fixed to the fixed end (342), and the draw rope (33) is passed through the through end (342) After pulling out, simultaneously tighten the drawstring (33) to keep the positioning portion (35) of the drawstring fixing sleeve (3) facing the upper and lower ends, and the drawstring fixing sleeve (3) can be fixed by the sleeve The hole (31) and the fixing section (21) of the take-up tube (2) are socketed and fixed in the same direction, and the socket section (22) is assisted to be sleeved in the socket hole (311). Positioning to achieve rapid direction positioning and calibration, so that the entire set of wire take-ups are kept in the same direction, and then the draw rope (33) is wound on the wire take-up tube (2), and the wire take-up tube (2) is accommodated In the accommodating groove (11) of the base (1), the positioning portion (35) and the positioning opening (36) are aligned with the notch (13), so that the drawstring fixing sleeve (3) The shaft portion (32) of) and the shaft hole (12) of the base (1) are pivoted to complete the assembly.

Based on the above, the description of the implementation of the present invention shows that, compared with the prior art, the present invention mainly has the following advantages:

1. The present invention can make the draw rope more quickly and conveniently be pivoted and fixed in the same direction, so that the draw rope knot is convenient to be combined with the wire take-up tube, and it is more practical and functional in its overall application. .

2. The present invention can synchronize the wire take-up tube and the rope fixing sleeve and position in the same direction, and can hide the rope tail in the catch groove and prevent the wire take-up tube from being jammed due to the excessively long rope tail when the rope is manually tied. The pedestal situation occurs, and it is convenient for several entire groups of wire take-ups to keep the same direction synchronous positioning and locking assembly.

3. When the present invention is assembled and combined, the sleeve fixing section of the wire take-up tube, the drawstring fixing sleeve, the positioning portion, and the positioning opening can be quickly aligned in the same direction to be sleeved and fixed, and the sleeve is connected The auxiliary section is set in the socket hole for positioning to achieve rapid direction positioning and calibration, so that the entire set of wire take-ups are kept in the same direction, and then the draw rope is wound on the wire take-up tube of each group to allow the The wire take-up tube is accommodated in the accommodating groove of the base, and the positioning portion of the drawstring fixing sleeve is pivoted to the notch of the base, which is easy to complete the assembly, that is, no need for assembly Spend more manpower time to adjust the alignment.

4. The drawstring fixing sleeve and the wire take-up tube of the present invention can be integrally molded.

However, the foregoing embodiments or drawings do not limit the product structure or usage mode of the present invention. Any appropriate changes or modifications by those with ordinary knowledge in the relevant technical field should be regarded as not departing from the patent scope of the present invention.

In summary, the embodiments of the present invention can indeed achieve the expected use effect, and the specific structure disclosed by it has not been seen in similar products, nor has it been disclosed before the application. It is in full compliance with the provisions of the patent law. And requirements, Yan filed an invention patent according to law If you apply, I implore the review, and grant a quasi-patent.

1: base

11: holding tank

12: Shaft hole

13: Notch

2: Take-up tube

21: Set solid section

22: Socket section

3: Drawstring fixing sleeve

31: Set hole

311: socket hole

32: Shaft

33: Drawstring

331: Knot

332: Rope Tail

34: card catch slot

341: fixed end

342: piercing

35: Positioning Department

36: positioning port

Claims (4)

An improved wire take-up tube structure of a curtain wire take-up device, which mainly includes a base, a wire take-up tube and a drawstring fixing sleeve; wherein: the base has a containing groove corresponding to the wire take-up tube, and is located on the base A shaft hole is formed on one side of the seat corresponding to the accommodating groove; the wire take-up tube is accommodated in the accommodating groove of the base, and a sleeve fixing is formed at one end of the wire take-up tube corresponding to the shaft hole of the base Section; The drawstring fixing sleeve, which corresponds to the set fixing section of the wire take-up tube is formed with fixing holes, so that the fixing set of the drawstring sleeves with the fixing hole and the set fixing section of the wire take-up tube Combined and fixed, a pivoted shaft portion is protrudingly provided on the shaft hole of the pull rope fixing sleeve corresponding to the base, and the pull rope fixing sleeve is recessed with a latching groove corresponding to the pull rope on the outer edge of the shaft portion. One end of the detent groove is formed with a fixed end, and the other end is formed with a through end in the direction of the take-up tube, so that an arc-shaped constriction channel from large to small is formed inside the detent groove, and at the same time, the detent groove and the The axis of the take-up tube is vertical, so that the draw rope is sleeved into the catch groove, and the head end of the draw rope is sleeved and fixed on the fixed end after a knot is formed, and the pull rope The rope is threaded out from the threading end, so that the draw rope is wound on the wire take-up tube. The wire take-up tube structure improvement of the curtain wire take-up device of claim 1, wherein the fixing section of the wire take-up tube is polygonal, and the fixing hole of the drawstring fixing sleeve is a matching polygonal shape. The wire take-up tube structure of the curtain wire take-up device described in claim 2 is improved, wherein the take-up The fixing section of the wire tube is rectangular, and the fixing hole of the drawstring fixing sleeve is a matching rectangular shape. The wire take-up tube structure improvement of the curtain wire take-up device of claim 1, wherein the upper and lower ends of the outer edge of the drawstring fixing sleeve are protrudingly formed with rib-shaped positioning parts, and the corresponding positioning parts are outside the shaft part The edge is provided with a positioning opening, and the positioning part and the positioning opening are used as a positioning direction function to correspond to the set fixing section of the wire take-up tube.

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