CN210526272U

CN210526272U - External regulation type torsional spring rolling component

Info

Publication number: CN210526272U
Application number: CN201921436063.6U
Authority: CN
Inventors: 刘宏斌; 许生军; 范科峰
Original assignee: Qingdao Longshengtai Rail Transit Equipment Co ltd
Current assignee: Qingdao Longshengtai Rail Transit Equipment Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-15
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to an external adjusting torsional spring coiling assembly, which comprises an outer tube, a torsional spring, a tail plug and an adjusting handle, wherein the outer tube is of a hollow structure, the outer surface of the outer tube is coiled with a flexible material, and the end part of the outer tube is provided with an internal thread; the torsion spring is nested in the outer tube; the tail plug is screwed at the end part of the outer pipe and is connected with one end of the torsion spring; the adjusting handle is connected to the tail plug and extends out of the outer tube, the tail plug is driven to rotate by rotating the adjusting handle, and meanwhile, the tail plug drives the torsion spring to rotate, so that the torsion spring is screwed or loosened. Compared with the prior art, the utility model drives the tail plug to rotate by rotating the adjusting handle, and simultaneously drives the torsion spring to rotate, so that the torsion spring is screwed or loosened; the adjustment handle is matched with the torsion springs, so that the hooke coefficient of each torsion spring can be independently adjusted, and the adjustment can be carried out according to specific requirements when the torsion springs are synchronously pulled; the design of the adjusting device occupies small space, and the adjusting devices are not affected each other.

Description

External regulation type torsional spring rolling component

Technical Field

The utility model relates to a rolling subassembly especially relates to an external regulation type torsional spring rolling subassembly.

Background

No matter the locomotive of high-speed motor car, passenger-cargo train and car all adopts the structural design of curved surface at present, this design of rolling up the curtain for automation has brought huge difficulty, uses current expansion structure to bring a large amount of light leakage regions for planar roll of curtain structure for it is poor to shelter from the effect, has great installation space simultaneously.

The most important problem is how to attach and match the curved locomotive surface to be shaded most accurately, and a rolling curtain structure with a planar unfolding structure in the prior art brings a large number of light leakage areas, so that the shading effect is poor, and a large installation space is occupied; even fitting a curved surface to be shaded using multiple roller blinds for stitching creates the following problems: the existing automatic roller shutters for the locomotive adopt mechanical elastic arms or linear transmission to realize the opening action of the roller shutters, the mechanical elastic arms are connected to a vehicle body through one end of each mechanical elastic arm, the other end of each mechanical elastic arm realizes the downward pulling action, however, for a plurality of roller shutters, the rolling and the unfolding of each roller shutter with the same tension are difficult to ensure, the integral structure of the roller shutters is distorted and inclined due to uneven tension, and a local light leakage condition is generated; when tension adjustment is carried out, the winding assemblies need to be disassembled one by one, and then contrast adjustment is carried out, so that the working difficulty is high, and accurate tension adjustment is difficult to realize; a plurality of adjustment mechanism structures are complicated, and the design occupation space is big, and the installation space of reserving in the locomotive is narrow and small, and current roll up curtain structure all is difficult to install in the reservation space, more difficult correspondence regulation that realizes multizone torsion spring.

Therefore, it is necessary to develop a winding assembly capable of conveniently and rapidly adjusting the tension of each roller blind.

CN208730773U provides a roof-integrated automotive roof-mounted semiautomatic roller blind sunshade, comprising: the automobile side sunshade cover is arranged on two sides of the automobile luggage rack. The automobile rolling blind sunshade covers the front engine hood from the top of the automobile, and the automobile rolling blind sunshade is also arranged at the rear end of the automobile luggage rack and used for covering a rear windshield and a trunk cover plate. The automatic roller shutter that adopts among this technical scheme is for adopting ordinary roller shutter structure, can't be applicable to the locomotive glass structure of curved surface.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an external regulation type torsional spring rolling component in order to overcome the defect that above-mentioned prior art exists.

The utility model discloses extensive be applied to in the locomotive structure of high-speed motor car, passenger-cargo train and car.

The purpose of the utility model can be realized through the following technical scheme:

the utility model discloses well external regulation type torsional spring rolling subassembly, including outer tube, torsion spring, tail stopper, adjustment handle, wherein specifically:

the outer tube is of a hollow structure, the outer surface of the outer tube is coiled with a flexible material, and the end part of the outer tube is provided with an internal thread;

the torsion spring is nested in the outer tube;

the tail plug is in threaded connection with the end part of the outer pipe and is connected with one end of the torsion spring;

the adjusting handle is connected to the tail plug and extends out of the outer tube, the tail plug is driven to rotate by rotating the adjusting handle, and meanwhile, the tail plug drives the torsion spring to rotate, so that the torsion spring is screwed or loosened. The cooperation of adjusting handle and torsion spring like this has realized the independent regulation of every torsion spring hooke coefficient for can adjust according to specific demand when pulling in step.

Furthermore, one end of the torsion spring is fixed on the inner wall of the outer tube, and the other end of the torsion spring is connected with the tail plug.

Further, the tail plug includes:

the end part is connected with one end of the torsion spring and is provided with an external thread matched with the internal thread of the outer pipe along the circumferential direction;

the tail part is positioned outside the outer pipe and is connected with the adjusting handle.

Further, the end part and the tail part are of an integrally formed hollow tubular structure.

Further, the adjustment handle comprises an integrally formed:

the clamping part is movably clamped on the tail part along the circumferential direction of the tail part;

the handle part can rotate along the axial direction of the tail part so as to drive the tail part to rotate and drive the external thread on the end part to slide in the internal thread of the outer pipe, thereby realizing the screwing or loosening of the torsion spring.

Further, be equipped with the locating piece between adjustment handle and the tail stopper, the locating piece include integrated into one piece:

the embedded part is of a tubular structure, is movably nested in the end part and has one degree of freedom of rotation;

the bearing part is arranged outside the outer pipe, is connected with the handle part and synchronously rotates along with the handle part.

Further, a notch is arranged on the embedding part.

Further, outer pipe tip be equipped with the installing support, the installing support joint is in the notch, the cooperation of installing support and notch makes the embedding portion spacing by circumference. So that the stability of the adjusting device is enhanced.

Compared with the prior art, the utility model has the advantages of it is following:

1) according to the technical scheme, the tail plug is driven to rotate by rotating the adjusting handle, and meanwhile, the tail plug drives the torsion spring to rotate, so that the torsion spring is screwed or loosened. The cooperation of adjustment handle and torsion spring has realized the independent regulation of every torsion spring hooke coefficient for can adjust according to specific demand when pulling in step.

2) To the rolling pole structure of crossing with curved surface locomotive structure looks adaptation, every outer tube end portion is arranged in to the tail plug among this technical scheme for adjusting device's design occupation space is little, and adjusting device does not influence each other.

Drawings

Fig. 1 is the utility model discloses well external regulation type torsional spring rolling component's schematic structure diagram.

In the figure: 1. the device comprises an outer tube, 2, a torsion spring, 3, a tail plug, 31 end parts, 32, a tail part, 4, an adjusting handle, 41, a clamping part, 42, a handle part, 5, a positioning block, 51, an embedding part, 52, a bearing part, 511, a notch, 6 and a mounting bracket.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

The utility model discloses well external regulation type torsional spring rolling subassembly, including outer tube 1, torsion spring 2, tail plug 3, adjustment handle 4, wherein specifically:

outer tube 1 part: the outer surface of the hollow structure is coiled with a flexible material, and the end part of the hollow structure is provided with an internal thread;

torsion spring 2 part: nested in the outer tube 1. One end of the torsion spring 2 is fixed on the inner wall of the outer tube 1, and the other end is connected with the tail plug 3.

Tail plug 3 part: the screw joint is connected with the end part of the outer tube 1 and is connected with one end of the torsion spring 2;

adjusting the handle 4 part: the tail plug 3 is connected to the tail plug 3 and extends out of the outer tube 1, the tail plug 3 is driven to rotate by rotating the adjusting handle 4, and meanwhile, the tail plug 3 drives the torsion spring 2 to rotate, so that the torsion spring 2 is screwed or loosened. The cooperation of adjusting handle 4 and torsion spring 2 like this has realized the independent regulation of every torsion spring hooke's coefficient for can adjust according to specific demands when pulling in step. The tail plug 3 includes: the end part 31 is connected with one end of the torsion spring 2, and is circumferentially provided with an external thread matched with the internal thread of the outer pipe 1; the tail 32 is located outside the outer tube 1 and is connected to the adjustment handle 4. The end portion 31 and the tail portion 32 are of an integrally formed hollow tubular structure.

Adjusting the handle 4 part: comprises an integrated molding: the clamping part 41 is movably clamped on the tail part 32 along the circumferential direction of the tail part 32; the handle 42 is rotatable along the axial direction of the tail 32, thereby rotating the tail 32 and driving the external thread on the end 31 to slide in the internal thread of the outer tube 1, so as to tighten or loosen the torsion spring 2.

Part of the positioning block 5: be located between adjustment handle 4 and tail plug 3, locating piece 5 includes integrated into one piece: the embedding part 51 and the bearing part 52 the embedding part 51 is of a tubular structure, movably nested in the end part 31 and has one degree of freedom of rotation; the receiving portion 52 is disposed outside the outer tube 1, and is connected to the handle portion 42 to rotate synchronously with the handle portion 42. The insertion portion 51 is provided with a notch 511. The end of the outer pipe 1 is provided with a mounting bracket 6, the mounting bracket 6 is clamped in the notch 511, and the matching of the mounting bracket 6 and the notch 511 enables the embedded part 51 to be limited circumferentially, so that the stability of the adjusting device is enhanced.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

1. The utility model provides an external regulation type torsional spring rolling component which characterized in that includes:

the outer tube (1) is of a hollow structure, the outer surface of the outer tube is coiled with a flexible material, and the end part of the outer tube is provided with an internal thread;

the torsion spring (2) is nested in the outer tube (1);

the tail plug (3) is screwed at the end part of the outer pipe (1) and is connected with one end of the torsion spring (2);

the adjusting handle (4) is connected to the tail plug (3) and extends out of the outer tube (1), the tail plug (3) is driven to rotate by rotating the adjusting handle (4), and meanwhile the tail plug (3) drives the torsion spring (2) to rotate, so that the torsion spring (2) is screwed or loosened.

2. The external adjustment type torsion spring rolling component according to claim 1, wherein one end of the torsion spring (2) is fixed on the inner wall of the outer tube (1), and the other end is connected with the tail plug (3).

3. The externally adjustable torsion spring rolling assembly according to claim 2, wherein the tail plug (3) comprises:

the end part (31) is connected with one end of the torsion spring (2) and is provided with an external thread matched with the internal thread of the outer pipe (1) along the circumferential direction;

the tail part (32) is positioned outside the outer tube (1) and is connected with the adjusting handle (4).

4. The externally adjustable torsion spring rolling assembly according to claim 2, wherein the end portion (31) and the tail portion (32) are of an integrally formed hollow tubular structure.

5. An external adjustment type torsion spring rolling component according to claim 3, wherein the adjusting handle (4) comprises an integrally formed:

the clamping part (41) is movably clamped on the tail part (32) along the circumferential direction of the tail part (32);

the handle part (42) can rotate along the axial direction of the tail part (32) so as to drive the tail part (32) to rotate and drive the external thread on the end part (31) to slide in the internal thread of the outer pipe (1), thereby realizing the screwing or loosening of the torsion spring (2).

6. The external adjustment type torsion spring rolling component according to claim 5, wherein a positioning block (5) is arranged between the adjusting handle (4) and the tail plug (3), and the positioning block (5) comprises an integrally formed structure:

an insert (51) of tubular configuration, movably nested in the end (31), having a degree of freedom of rotation;

and a receiving part (52) which is arranged outside the outer tube (1), is connected with the handle part (42) and synchronously rotates along with the handle part (42).

7. The externally adjustable torsion spring rolling assembly according to claim 6, wherein the embedding portion (51) is provided with a notch (511).

8. The external adjustment type torsion spring rolling assembly according to claim 7, wherein a mounting bracket (6) is arranged at the end of the outer tube (1), the mounting bracket (6) is clamped in the notch (511), and the embedding part (51) is circumferentially limited due to the matching of the mounting bracket (6) and the notch (511).