A kind of cord torsion spring support tooling

Abstract

The utility model discloses a curtain torsion spring supporting tool, comprising a central fixed shaft, wherein the central fixed shaft is provided with a left-handed torsion spring and a right-handed torsion spring extending to two ends respectively, and one end of the left-handed torsion spring and the right-handed torsion spring is fixed to the central fixed shaft, and the other ends of the left-handed torsion spring and the right-handed torsion spring are both connected with a clamping block, and the central fixed shaft sleeve is provided with a rotating sleeve for covering the left-handed torsion spring and the right-handed torsion spring, and the rotating sleeve is provided with a bayonet for the clamping block to be clamped in; the central fixed shaft sleeve of the utility model is provided with a rotating sleeve for covering the left-handed torsion spring and the right-handed torsion spring, so that it is convenient to connect the rotating sleeve and the central fixed shaft together through the torsion spring, and they will not be exposed to the outside, and it is not easy for foreign objects to enter the torsion spring and cause a jamming phenomenon, and the other ends of the left-handed torsion spring and the right-handed torsion spring are both connected with a clamping block, and the rotating sleeve is provided with a bayonet for the clamping block to be clamped in, so that the left-handed torsion spring and the right-handed torsion spring can be conveniently installed by clamping the clamping block in the bayonet.

Description

Technical Field

[0001] The utility model relates to the field of curtain torsion spring support power generation, in particular to a curtain torsion spring support tooling. Background Art

[0002] Sunshades can be used to effectively block the sunlight coming in through the windows of cars or trains, increasing people's comfort. According to the existing vehicle-mounted sunshades, the assembly process is to first assemble each component into a semi-finished product, and finally assemble each component. Before the end seat and the shell are riveted, the torsion spring preload on the end seat needs to be pre-set. Among them, the existing ones all pass through the inside of the torsion spring through the support, which will expose the torsion spring to the outside, and foreign objects will enter the torsion spring and cause it to get stuck; and when installing the existing torsion spring, the outer end of the torsion spring needs to be hooked onto the support, which is not convenient for disassembly and maintenance, and the installation is time-consuming and labor-intensive. Utility Model Content

[0003] In order to solve the defects in the prior art that the supports all pass through the inside of the torsion spring, which will expose the torsion spring to the outside, and when installing the existing torsion spring, the outer end of the torsion spring needs to be hooked onto the support, which is inconvenient for disassembly and maintenance, and the installation is time-consuming and costly, the utility model provides a curtain torsion spring support tooling.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The utility model discloses a curtain torsion spring supporting tool, comprising a central fixed shaft, on which a left-handed torsion spring and a right-handed torsion spring respectively extending to two ends are arranged, one end of the left-handed torsion spring and the right-handed torsion spring are fixed to the central fixed shaft, and the other ends of the left-handed torsion spring and the right-handed torsion spring are both connected with a clamping block, and the central fixed shaft sleeve is provided with a rotating sleeve for covering the left-handed torsion spring and the right-handed torsion spring, and the end portions of the two ends of the central fixed shaft extend out of the shaft movable sleeve, and the rotating sleeve is provided with a bayonet for the clamping block to be clamped in.

[0006] As a preferred technical solution of the utility model, the shaft end of the central fixed shaft is sleeved with a sleeve cap, and the end of the rotating sleeve is provided with a docking ring block docking with the sleeve cap, and the sleeve cap and the docking ring block are fixed by bolts.

[0007] As a preferred technical solution of the utility model, the card block is provided with a card slot into which the edge of the card slot is inserted.

[0008] As a preferred technical solution of the utility model, the clamping block is supported by rigid strength steel.

[0009] As a preferred technical solution of the utility model, the rotating sleeve is provided with a threaded hole for fixing the sunshade, and a bolt for positioning the sunshade is installed in the threaded hole.

[0010] The beneficial effects of the utility model are:

[0011] This kind of curtain torsion spring supporting fixture is provided with a rotating sleeve on the central fixed shaft sleeve for covering the left-handed torsion spring and the right-handed torsion spring, so that it is convenient to connect the rotating sleeve and the central fixed shaft through the torsion spring, and the left-handed torsion spring and the right-handed torsion spring are stored in the rotating sleeve without being exposed to the outside, and it is not easy for foreign objects to enter the torsion spring and cause jamming. In addition, the other ends of the left-handed torsion spring and the right-handed torsion spring are connected with a clamping block, and the rotating sleeve is provided with a clamping slot for the clamping block to be clamped into. In this way, by clamping the clamping block into the clamping slot, it is more convenient to install the left-handed torsion spring and the right-handed torsion spring compared with the traditional structure that uses hooks for fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 This is a structural schematic diagram of a curtain torsion spring support tooling of the utility model;

[0014] Figure 2 It is a structural schematic diagram of a clamping block of a cord torsion spring supporting tooling of the utility model;

[0015] Figure 3 It is a schematic diagram of the installation of a bayonet of a cord torsion spring support tooling of the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the installation of a left-handed torsion spring and a right-handed torsion spring of a curtain torsion spring supporting tool.

[0017] In the figure: 1, center fixed axis; 2, left-handed torsion spring; 3, right-handed torsion spring; 4, clamping block; 5, rotating sleeve; 6, bayonet; 7, sleeve cap; 8, docking ring block; 9, clamping groove; 10, threaded hole. DETAILED DESCRIPTION

[0018] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0019] Example: Figure 1-4As shown, the utility model is a curtain torsion spring supporting tool, including a central fixed shaft 1, on which a left-handed torsion spring 2 and a right-handed torsion spring 3 extending to two ends respectively are provided, and one end of the left-handed torsion spring 2 and the right-handed torsion spring 3 are fixed to the central fixed shaft, and the other ends of the left-handed torsion spring 2 and the right-handed torsion spring 3 are connected with a clamping block 4, and the central fixed shaft 1 is provided with a rotating sleeve 5 for covering the left-handed torsion spring 2 and the right-handed torsion spring 3, and the end portions of the central fixed shaft 1 extend out of the shaft movable sleeve 5, and the rotating sleeve 5 is provided with a bayonet 6 for the clamping block 4 to be clamped. A rotating sleeve 5 for covering the left-handed torsion spring 2 and the right-handed torsion spring 3 is provided on the central fixed shaft 1, so that the rotating sleeve 5 and the central fixed shaft 1 are conveniently connected together through the torsion spring, and the left-handed torsion spring 2 and the right-handed torsion spring are stored in the rotating sleeve 5, so that they are not exposed to the outside, and it is not easy for foreign objects to enter the torsion spring and cause a jamming phenomenon. In addition, the other ends of the left-handed torsion spring 2 and the right-handed torsion spring 3 are connected with a clamping block 4, and a bayonet 6 for the clamping block 4 to be clamped is provided on the rotating sleeve 5. In this way, by clamping the clamping block 4 into the bayonet 6, it is more convenient to install the left-handed torsion spring 2 and the right-handed torsion spring 3 compared with the traditional structure of fixing by hooking.

[0020] The shaft end of the central fixed shaft 1 is sleeved with a sleeve cap 7, and the end of the rotating sleeve 5 is provided with a docking ring block 8 docking with the sleeve cap 7, and the sleeve cap 7 and the docking ring block 8 are fixed by bolts, which supports the rotating sleeve without contact and friction with the left-handed torsion spring 2 and the right-handed torsion spring 3.

[0021] The clamping block 4 is provided with a clamping groove 9 into which the edge of the clamping port 6 is clamped, so that the clamping block can be positioned without the need for fixing with bolts, thereby facilitating easy installation and disassembly.

[0022] The clamping block 4 is supported by high-strength steel and is not prone to deformation or damage.

[0023] The rotating sleeve 5 is provided with a threaded hole 10 for fixing the sunshade curtain, and bolts for positioning the sunshade curtain are installed in the threaded hole 10, so that the sunshade curtain can be fixed conveniently.

[0024] Working principle: a rotating sleeve 5 for covering the left-handed torsion spring 2 and the right-handed torsion spring 3 is provided on the central fixed axis 1, so that it is convenient to connect the rotating sleeve 5 and the central fixed axis 1 together through the torsion spring, and the left-handed torsion spring 2 and the right-handed torsion spring are stored in the rotating sleeve 5 without being exposed to the outside, and it is not easy for foreign objects to enter the torsion spring and cause jamming. In addition, the other ends of the left-handed torsion spring 2 and the right-handed torsion spring 3 are connected with a clamping block 4, and a clamping port 6 for the clamping block 4 to be clamped into the rotating sleeve 5 is provided. In this way, by clamping the clamping block 4 into the clamping port 6, it is more convenient to install the left-handed torsion spring 2 and the right-handed torsion spring 3 than the traditional structure that uses hooks for fixing.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cord torsion spring support tool, characterized in that: The invention comprises a central fixed shaft (1), on which a left-handed torsion spring (2) and a right-handed torsion spring (3) are respectively provided, and one end of the left-handed torsion spring (2) and the right-handed torsion spring (3) are fixed to the central fixed shaft, and the other ends of the left-handed torsion spring (2) and the right-handed torsion spring (3) are both connected to a clamping block (4), and the central fixed shaft (1) is sleeved with a rotating sleeve (5) for covering the left-handed torsion spring (2) and the right-handed torsion spring (3), and the end portions of the two ends of the central fixed shaft (1) extend out of the shaft movable sleeve (5), and the rotating sleeve (5) is provided with a clamping port (6) for the clamping block (4) to be clamped.

2. A cord torsion spring support fixture according to claim 1, characterized in that: The shaft end of the central fixed shaft (1) is sleeved with a sleeve cap (7), and the end of the rotating sleeve (5) is provided with a docking ring block (8) docked with the sleeve cap (7), and the sleeve cap (7) and the docking ring block (8) are fixed by bolts.

3. A cord torsion spring support fixture according to claim 2, characterized in that: The clamping block (4) is provided with a clamping groove (9) into which the edge of the clamping opening (6) is clamped.

4. The cord torsion spring support fixture according to claim 1, characterized in that: The clamping block (4) is supported by a rigid steel material.

5. The cord torsion spring support fixture according to claim 1, characterized in that: The rotating sleeve (5) is provided with a threaded hole (10) for fixing the sunshade curtain, and a bolt for positioning the sunshade curtain is installed in the threaded hole (10).

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