CN220336802U

CN220336802U - Spring rolling curtain without pulling

Info

Publication number: CN220336802U
Application number: CN202320586411.8U
Authority: CN
Inventors: 汪佳圆; 孙红军; 王川
Original assignee: Ningbo Jiayuan Window Decoration Co ltd
Current assignee: Ningbo Jiayuan Window Decoration Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2024-01-12
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a tension-free spring roller shutter which comprises a roller tube, wherein a lower rod is arranged below the roller tube, a fabric is arranged between the roller tube and the lower rod, two ends of the fabric are respectively connected with the roller tube and the lower rod, an upper beam is arranged at the top of the roller tube, bracket groups are arranged at the left end and the right end of the upper beam, a circular tube is arranged in the roller tube, a spring driving group is arranged at one end of the circular tube, a damping mechanism is arranged at the other end of the circular tube, the spring driving group comprises a first fixed shaft, a rotating sleeve, a spring head seat, a spring tail seat and a spring, and the damping mechanism comprises a tail-making rotating sleeve, a second fixed shaft, a friction pad, a pressure spring seat, a pressure spring, a screw rod, a gasket, an adjusting nut and a limiting sleeve. The utility model has novel structure, effectively reduces light leakage at two sides of the curtain, realizes the functions of no-pull spring rolling curtain such as stop-and-pull, is applicable to small pipe diameter, reduces the use cost, is suitable for mass popularization, has strong practicability and improves the experience of users.

Description

Spring rolling curtain without pulling

Technical Field

The utility model relates to the technical field of roller blinds, in particular to a spring roller blind without pulling.

Background

The rolling curtain is one of window decoration products and mainly comprises an electric rolling curtain, a bead-pulling rolling curtain and a spring rolling curtain. The rolling curtain has the advantages of attractive and concise appearance, firm and durable structure and the like, is suitable for various places such as business office buildings, hotels, restaurants, offices and houses (used as yarn curtains), and is particularly suitable for large-area glass curtain walls.

There are several types of curtain without spring in the market at present, in order to prevent the light leakage on both sides of the curtain is few in the existing, therefore adopt the larger pipe diameter, for example more than 38 tubes, its driving structure is placed in the interior of the winding tube, the use cost is high; the pipe diameter is small, for example, the light leakage on two sides of a curtain can be larger due to the fact that the pipe diameter is 18 pipes and 25 pipes, the driving structure of the driving structure is arranged on two sides of the winding pipe, the practicability is low, and the user experience is poor.

Therefore, it is necessary to provide a spring roller blind without pulling to solve the above problems.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a non-pull spring roller shutter to overcome the technical problems in the prior art, and the utility model aims to effectively reduce light leakage at two sides of a curtain, realize the functions of the non-pull spring roller shutter such as continuous pulling, continuous stopping and the like, adapt to small pipe diameters, reduce the use cost, adapt to mass popularization, have strong practicability and improve the experience of users.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a no-pull spring roller shutter, includes the coil pipe, the below of coil pipe is provided with down the pole, be provided with the surface fabric between coil pipe and the down pole, the both ends of surface fabric are connected with coil pipe and down pole respectively, the top of coil pipe is provided with the upper beam, both ends all are provided with the support group about the upper beam, the inside of coil pipe is provided with the pipe, one end of pipe is provided with the spring drive group, the other end of pipe is provided with damping mechanism, the spring drive group includes first fixed axle, rotation sleeve, spring headstock, spring tailstock and spring, the spring headstock is installed on the rotation sleeve, the one end and the spring headstock of pipe are connected, the spring tailstock cover is established on the pipe, the spring sleeve is established on the pipe, and both ends are connected with spring headstock and spring tailstock respectively, the one end of first fixed axle 7 runs through rotation sleeve 8 and is fixedly connected with spring headstock 9, first fixed axle is connected with one support group, coil pipe and spring tailstock are connected, tailstock includes the tailstock, the second fixed axle, the compression spring seat is connected with the screw nut, the other end of adjusting nut is established on the screw, the screw nut is connected with the other end, the end of adjusting nut is connected with the screw, the other end of compression sleeve is connected with the screw, the other end, the end is connected with the screw nut is connected with the other end, and is sleeved on the outer surface of the screw rod.

Preferably, the surface fixedly connected with fixed block of spring tailstock, fixed slot with fixed block assorted is seted up to the inside of reelpipe.

Preferably, the left end and the right end of the lower rod are respectively provided with a lower rod sealing head.

Preferably, the first fixing shaft is fixedly connected with the rotating sleeve through a first screw, and the second fixing shaft is fixedly connected with the tail-making rotating sleeve through a second screw.

Preferably, the coiled pipe is made of a metal material.

Preferably, the gasket is made of rubber material.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The utility model relates to a non-pulling spring rolling curtain, which realizes the non-pulling function of a curtain by arranging a spring driving group, drives fabric to move up and down when a lower rod pushes upwards or pulls downwards, drives a rolling tube to rotate forward or reversely when the fabric moves, drives a spring tail seat to rotate forward or reversely when the rolling tube rotates forward or reversely, and drives a spring to rotate when the spring tail seat rotates forward or reversely, when the curtain pulls downwards, the spring generates elasticity, the elasticity of the spring is larger as the curtain pulls downwards, and when the curtain pushes upwards, the originally generated spring elasticity releases to drive the spring tail seat and the rolling tube to rotate reversely, so that the fabric rolls back the rolling curtain, the light leakage on two sides of the curtain is effectively reduced, the small pipe diameter can be applied, the use cost is reduced, the rolling curtain is suitable for large-scale popularization, the practicability is strong, and the experience of a user is improved;

(2) The utility model relates to a non-pulling spring rolling curtain, which realizes the functions of non-pulling spring rolling curtain such as continuous pulling and continuous stopping by arranging a damping mechanism, when a fabric is pulled downwards by an adjusting nut, the adjusting nut gradually approaches a tail-making rotary sleeve along with threads, and a pressure spring is gradually compressed, the pressure spring generates friction force to the tail-making rotary sleeve through a pressure spring seat and a friction pad, the more the fabric is pulled downwards, the larger the compression of the pressure spring is, the larger the generated pressure is, the friction force is, the excessive elasticity of a spring driving group is counteracted, the curtain is balanced, and the functions of non-pulling spring rolling curtain such as continuous pulling and continuous stopping are realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the spring driven set and damping mechanism of the present utility model in elevation;

FIG. 3 is a schematic rear view of the spring driven set and damping mechanism of the present utility model.

In the reference numerals: 1. a coiled pipe; 2. a lower rod; 3. a fabric; 4. a girder is arranged; 5. a bracket group; 6. a round tube; 7. a first fixed shaft; 8. a rotating sleeve; 9. a spring head seat; 10. a spring tail seat; 11. a spring; 12. manufacturing a tail rotary sleeve; 13. a second fixed shaft; 14. a friction pad; 15. a pressure spring seat; 16. a pressure spring; 17. a screw; 18. a lower rod end socket; 19. an adjusting nut; 20. and a limit sleeve.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Examples

Referring to fig. 1-3, the present utility model proposes a technical solution for a spring roller blind without pulling: a pull-free spring rolling curtain comprises a rolling pipe 1, a lower rod 2 is arranged below the rolling pipe 1, a fabric 3 is arranged between the rolling pipe 1 and the lower rod 2, two ends of the fabric 3 are respectively connected with the rolling pipe 1 and the lower rod 2, an upper beam 4 is arranged at the top of the rolling pipe 1, a bracket group 5 is arranged at the left end and the right end of the upper beam 4, a circular pipe 6 is arranged in the rolling pipe 1, a spring driving group is arranged at one end of the circular pipe 6, a damping mechanism is arranged at the other end of the circular pipe 6, the spring driving group comprises a first fixed shaft 7, a rotating sleeve 8, a spring head seat 9, a spring tail seat 10 and a spring 11, the spring head seat 9 is arranged on the rotating sleeve 8, one end of the circular pipe 6 is connected with the spring head seat 9, the spring tail seat 10 is sleeved on the circular pipe 6, the spring 11 is sleeved on the circular pipe 6, two ends of the spring head seat 10 are respectively connected with the spring 9 and the spring tail seat 10, one end of the first fixed shaft 7 penetrates through the rotating sleeve 8 and is fixedly connected with the spring head seat 9, the first fixed shaft 7 is connected with a bracket group 5, the winding tube 1 is connected with a spring tail seat 10, specifically, the fabric 3 is driven to move up and down when the lower rod 2 is pushed and pulled, the fabric 3 drives the winding tube 1 to rotate forward or reversely when moving, the winding tube 1 is connected with the spring tail seat 10, the winding tube 1 drives the spring tail seat 10 to rotate forward or reversely when rotating forward or reversely, two ends of a spring 11 are respectively fixed on the spring head seat 9 and the spring tail seat 10, the spring head seat 9 is fixed with the first fixed shaft 7 through screw locking, the other end of the first fixed shaft 7 is connected with the bracket group 5 to keep linkage, the spring tail seat 10 drives the spring 11 to rotate when rotating, when a curtain is pulled downwards, the spring 11 generates elasticity, the elasticity of the spring 11 is larger when the curtain is pulled downwards, and when the curtain is pushed upwards, the spring elastic force which is generated originally is released to drive the spring tailstock 10 and the winding pipe 1 to rotate reversely, so that the fabric 3 is wound back to the roller shutter, and the function of no pull of the curtain (no pull means no pull bead and pull rope) is realized; the spring force is larger when the spring 11 is pulled, and the spring force is rebounded when the spring force is larger than the weight of the fabric 3 and the lower rod 2, so that the effect of stopping along with pulling cannot be realized, and a damping structure is added at the tail part, and is also of variable force, so that the larger the spring force value is, the larger the damping is, the spring force is counteracted by using the damping, the curtain force value is balanced, and the functions of stopping along with pulling of the non-pulling spring roller shutter and the like are realized; the damping mechanism comprises a tail making rotary sleeve 12, a second fixed shaft 13, a friction pad 14, a pressure spring seat 15, a pressure spring 16, a screw 17, a gasket, an adjusting nut 19 and a limiting sleeve 20, one end of the second fixed shaft 13 is connected with the other bracket group 5, the other end of the second fixed shaft 13 penetrates through the tail making rotary sleeve 12 to be connected with one end of the friction pad 14, the other end of the friction pad 14 is connected with one end of the pressure spring seat 15, the other end of the pressure spring seat 15 is connected with one end of the screw 17, the other end of the screw 17 is connected with one end of the limiting sleeve 20, the other end of the limiting sleeve 20 is connected with the other end of a circular tube 6, the adjusting nut 19 is sleeved on the screw 17 and is in threaded fit with the screw 17, the gasket is sleeved on the adjusting nut 19, the pressure spring 16 is arranged between the pressure spring seat 15 and the adjusting nut 19 and sleeved on the outer surface of the screw 17, specifically, when the adjusting nut 19 is gradually close to the tail making rotary sleeve 12 along with threads, the gradual compression of the pressure spring 16, the pressure spring 16 generates friction force on the tail making rotary sleeve 12 through the pressure spring seat 15, the pressure spring 16 is gradually compressed, the friction force generated by the pressure pad 14, the friction force of the tail making rotary sleeve 12, the fabric 3 is pulled down more, the compression force is generated by the pressure of the pressure spring 16 and the driving the curtain more than the elastic force.

Referring to fig. 2-3, further, a fixing block is fixedly connected to an outer surface of the spring tail seat 10, and a fixing groove matched with the fixing block is formed in the coil pipe 1.

In this embodiment, the fixing blocks are provided in a plurality of annular structures, and the fixing grooves are annular grooves, so that the coil pipe 1 drives the spring tailstock 10 to rotate forward or reverse when rotating forward or reverse.

Referring to fig. 1, further, the lower rod 2 is provided with lower rod sealing heads 18 at both left and right ends.

In this embodiment, the lower rod head 18 functions to close both ends of the lower rod 2.

Referring to fig. 2-3, further, the first fixing shaft 7 is fixedly connected with the rotating sleeve 8 through a first screw, and the second fixing shaft 13 is fixedly connected with the tail-making rotating sleeve 12 through a second screw.

In this embodiment, through setting up first screw, effectively improve the fastness that first fixed axle 7 and cover 8 are rotated in the connection, through setting up the second screw, effectively improve the fastness that second fixed axle 13 and tail system change cover 12 are connected.

Further, the coil pipe 1 is made of a metal material.

In the present embodiment, the roll pipe 1 is made of an aluminum alloy or the like.

Further, the gasket is made of rubber materials.

The working principle of the utility model is as follows:

when the lower rod 2 is pushed upwards or pulled downwards according to the requirement, the fabric 3 is driven to move upwards and downwards, so that light is covered or transmitted, the fabric 3 drives the winding pipe 1 to rotate forwards or reversely when moving, the winding pipe 1 drives the spring tail seat 10 to rotate forwards or reversely when rotating forwards or reversely, the spring tail seat 10 drives the spring 11 to rotate when rotating forwards or reversely, when the window curtain is pulled downwards, the spring 11 generates elasticity, the elasticity of the spring 11 is larger, when the window curtain is pushed upwards, the originally generated elasticity of the spring is released to drive the spring tail seat 10 and the winding pipe 1 to rotate reversely, the fabric 3 is wound back to a rolling curtain, meanwhile, the adjusting nut 19 gradually approaches the rolling tail sleeve 12 along with threads when the fabric 3 is pulled downwards, and the pressure spring 16 is gradually compressed, the pressure spring 16 generates friction force to the rolling sleeve 12 through the pressure spring seat 15 and the friction pad 14, the pressure generated is larger when the pressure spring 16 is compressed downwards, the pressure generated is balanced, the function of the spring driving group is balanced when the window curtain is pulled downwards, the window curtain is stopped along with the rolling of the window curtain, and the like.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no-pull spring roller shutter which is characterized in that, including roller tube (1), the below of roller tube (1) is provided with down pole (2), be provided with surface fabric (3) between roller tube (1) and down pole (2), the both ends of surface fabric (3) are connected with roller tube (1) and down pole (2) respectively, the top of roller tube (1) is provided with upper beam (4), both ends all are provided with support group (5) about upper beam (4), the inside of roller tube (1) is provided with pipe (6), the one end of pipe (6) is provided with spring drive group, the other end of pipe (6) is provided with damping mechanism, spring drive group includes first fixed axle (7), rotating sleeve (8), spring headstock (9), spring tailstock (10) and spring (11), spring headstock (9) are installed on rotating sleeve (8), one end and spring headstock (9) are connected, spring tailstock (10) are installed on fixed axle (6) and are connected with one end of pipe (9) and are connected with tailstock (9) respectively, the damping mechanism comprises a tail making rotary sleeve (12), a second fixing shaft (13), a friction pad (14), a pressure spring seat (15), a pressure spring (16), a screw rod (17), a gasket, an adjusting nut (19) and a limiting sleeve (20), one end of the second fixing shaft (13) is connected with the other support group (5), the other end of the second fixing shaft (13) penetrates through the tail making rotary sleeve (12) and is connected with one end of the friction pad (14), the other end of the friction pad (14) is connected with one end of the pressure spring seat (15), the other end of the pressure spring seat (15) is connected with one end of the screw rod (17), the other end of the screw rod (17) is connected with one end of the limiting sleeve (20), the other end of the limiting sleeve (20) is connected with the other end of the circular tube (6), the adjusting nut (19) is sleeved on the screw rod (17) and matched with the screw rod (17), and the adjusting nut (19) is sleeved on the outer surface of the screw rod (17) and is matched with the adjusting nut (16).

2. The spring roller shutter without pulling according to claim 1, wherein the outer surface of the spring tail seat (10) is fixedly connected with a fixed block, and a fixed groove matched with the fixed block is formed in the roller tube (1).

3. A spring roller shutter according to claim 1, wherein the lower rod (2) is provided with lower rod heads (18) at both the left and right ends.

4. A roller shutter without a pull spring according to claim 1, characterized in that the first fixed shaft (7) is fixedly connected with the rotating sleeve (8) by a first screw, and the second fixed shaft (13) is fixedly connected with the tail-making rotating sleeve (12) by a second screw.

5. A spring roller blind according to claim 1, characterized in that the roller tube (1) is made of a metallic material.

6. A spring roller blind according to claim 1, wherein said spacer is made of a rubber material.