CN221256334U - Sky curtain double-motor winding and unwinding devices - Google Patents

Abstract

The utility model particularly discloses a double-motor winding and unwinding device for a backdrop, which comprises a first fixing frame and a second fixing frame which are longitudinally arranged in parallel, wherein two third fixing frames are transversely and fixedly arranged between the first fixing frame and the second fixing frame in parallel, a first winding roller and a first driving piece which are in driving connection are arranged on the first fixing frame, a second winding roller and a second driving piece which are in driving connection are arranged on the second fixing frame, a pull rope is wound on the second winding roller, an elastic piece is connected to the end part of one end, far away from the second winding roller, of the pull rope, a curtain is connected between the two third fixing frames in a sliding manner, one end of the curtain is fixedly wound on the first winding roller, and the other end of the curtain is fixedly connected with the elastic piece. According to the curtain winding device, the stay ropes and the first winding rollers are used for enabling the curtain to be in a tightening state all the time in the winding process, so that the curtain is ensured to be normally opened or folded; meanwhile, the elastic piece is arranged between the pull rope and the curtain, so that the curtain is in a tight state and has certain elastic buffering.

Description

Sky curtain double-motor winding and unwinding devices

Technical Field

The utility model relates to the technical field of outdoor sun-shading backdrop, in particular to a backdrop double-motor winding and unwinding device.

Background

The awning is also called an outdoor awning, is a telescopic awning which is specially matched with the outdoor top, is quite suitable for external sunshading of various glass sunlight roofs, daylighting roofs, atrium, courtyard and open balcony, and can obviously reduce indoor temperature, thereby achieving the energy-saving effect. When the conventional backdrop is used, the curtain cannot be moved due to the fact that the flexibility of the curtain is difficult to be in a tight state in the opening process of the curtain, so that the backdrop cannot be opened smoothly.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a backdrop dual-motor winding and unwinding device which comprises a first fixing frame and a second fixing frame which are longitudinally arranged in parallel, wherein two third fixing frames are transversely and fixedly arranged between the first fixing frame and the second fixing frame in parallel, a first winding roller and a first driving piece are arranged on the first fixing frame, the first winding roller is rotationally connected to the first fixing frame and is fixedly connected with the driving end of the first driving piece, a second winding roller and a second driving piece are arranged on the second fixing frame, the second winding roller is rotationally connected to the second fixing frame and is fixedly connected with the driving end of the second driving piece, a pull rope is wound on the second winding roller, one end part of the pull rope, far away from the second winding roller, is connected with an elastic piece, a curtain is slidingly connected between the two third fixing frames, one end of the curtain is fixedly wound on the first winding roller, and the other end of the curtain is fixedly connected with the elastic piece.

Preferably, the inner side of the third fixing frame is provided with sliding grooves matched with the front side and the rear side of the curtain.

Preferably, two limiting plates are symmetrically arranged on the first winding roller in a ring mode, and the distance between the two limiting plates is matched with the width of the curtain to limit the curtain in the winding process.

Preferably, an annular groove is formed in the second winding roller, and the pull rope ring is arranged in the annular groove.

Preferably, the first driving member and the second driving member are both driving motors.

Preferably, the elastic member is a compression spring.

Preferably, the first fixing frame and the second fixing frame are both covered with shells.

Preferably, the control system is further comprised, and the control system is connected with the first driving member and the second driving member respectively.

Compared with the prior art, the device for winding and unwinding the backdrop double motor provided by the utility model is based on the stay ropes and the first winding roller which are arranged on the two sides of the backdrop, so that the backdrop is always in a tightening state in the winding process, the normal opening and the closing of the backdrop are effectively ensured, and the technical problem that the backdrop cannot be smoothly opened due to the fact that the softness of the backdrop is difficult to be in the tightening state in the prior art is solved; meanwhile, the elastic piece is arranged between the pull rope and the curtain, and the elastic piece has certain elasticity, so that the curtain in a tightening state all the time has a certain buffering margin, and the phenomenon that the curtain is damaged due to sudden force or excessive force of the pull rope or the first winding roller is avoided.

Drawings

FIG. 1 is a schematic diagram of a dual motor winding and unwinding device for a backdrop of the present utility model,

Figure 2 is a cross-sectional view A-A of figure 1,

Figure 3 is a schematic view of the structure of the first wind-up roll,

Fig. 4 is a schematic structural view of the second wind-up roll.

In the figure: 1. the device comprises a first fixing frame, a second fixing frame, a third fixing frame, a first winding roller, a first driving piece, a second winding roller, a second driving piece, a pull rope, an elastic piece, a curtain, a sliding groove, a limiting plate, a circular groove and a shell, wherein the first fixing frame, the second fixing frame, the third fixing frame, the first winding roller, the first driving piece, the second winding roller, the second driving piece, the pull rope, the elastic piece, the curtain, the sliding groove, the limiting plate, the circular groove and the shell.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

In this embodiment, the "first", "second", and "third" merely represent different components, and are not separated in sequence, and in fig. 1, the vertical paper surface is upward, the vertical paper surface is downward, the vertical paper surface is leftward, the vertical paper surface is rightward, the vertical paper surface is downward, the vertical paper surface is outward, the vertical paper surface is upward, the left-right direction is transverse, and the front-rear direction is longitudinal.

As shown in fig. 1-4, a dual-motor winding and unwinding device for a backdrop comprises a first fixing frame 1 and a second fixing frame 2 which are longitudinally arranged in parallel, two third fixing frames 3 are transversely and fixedly arranged between the first fixing frame 1 and the second fixing frame 2 in parallel, a first winding roller 4 and a first driving piece 5 are arranged on the first fixing frame 1, the first winding roller 4 is rotationally connected on the first fixing frame 1 and fixedly connected with the driving end of the first driving piece 5, a second winding roller 6 and a second driving piece 7 are arranged on the second fixing frame 2, the second winding roller 6 is rotationally connected on the second fixing frame 2 and fixedly connected with the driving end of the second driving piece 7, a pull rope 8 is wound on the second winding roller 6, one end of the pull rope 8 far away from the second winding roller 6 is connected with an elastic piece 9, a curtain 10 is slidingly connected between the two third fixing frames 3, one end of the curtain 10 is fixedly wound on the first winding roller 4, and the other end of the curtain 10 is fixedly connected with the elastic piece 9.

In this embodiment, the first driving member 5 and the second driving member 7 are both driving motors, and the elastic member 9 is a compression spring.

In the embodiment, the pull rope 8 and the first wind-up roller 4 are used for acting on the left end and the right end of the curtain 10 respectively, so that the curtain 10 is always in a tight state, and further the technical problem that the curtain 10 cannot be smoothly opened due to the fact that the softness of the curtain 10 is difficult to be in the tight state and cannot be moved in the prior art is solved; meanwhile, the elastic piece 9 is arranged between the pull rope 8 and the curtain 10, and the curtain 10 always in a stretched state has certain elastic buffering due to the fact that the elastic piece 9 has certain elasticity, so that the phenomenon that the curtain 10 is damaged due to sudden force or excessive force of the pull rope 8 or the first winding roller 4 on the left side and the right side of the curtain 10 can be avoided.

As shown in fig. 2, the inner side of the third fixing frame 3 is provided with sliding grooves 11 matching with the front and rear sides of the curtain 10.

In this embodiment, the sliding groove 11 is disposed at the inner side of the third fixing frame 3, so that the curtain 10 can slide left and right along the sliding groove 11 in the pulling or folding process, and the friction between the curtain 10 and the third fixing frame 3 is effectively reduced.

In other embodiments, the curtain 10 may be further disposed on the lower side of the curtain 10, and the curtain connector may be matched with the chute 11 and may be wound around the first wind-up roller 4, where the curtain 10 is fixedly attached to the curtain connector, and further the wind-up of the curtain connector is achieved by the wind-up of the first wind-up roller 4.

As shown in fig. 3, two limiting plates 12 are symmetrically and annularly arranged on the first wind-up roll 4, and the distance between the two limiting plates 12 is matched with the width of the curtain 10 to limit the curtain 10 in the winding process.

In this embodiment, through setting up interval and curtain 10 width assorted two limiting plates 12 on first wind-up roll 4, carry out spacingly to the curtain 10 of rolling in-process based on two limiting plates 12 for curtain 10 rolls between two limiting plates 12 on first wind-up roll 4 all the time, has avoided curtain 10 to appear the phenomenon of dislocation in the rolling in-process.

As shown in fig. 4, the second wind-up roller 6 is provided with an annular groove 13, and the pull rope 8 is arranged in the annular groove 13 in a ring mode.

In this embodiment, through set up on second wind-up roll 6 with stay cord 8 one-to-one matching's ring channel 13, every stay cord 8 is all around locating in corresponding ring channel 13, has avoided the dislocation of stay cord 8 in the second wind-up roll 6 rotation in-process, has further guaranteed the stability of curtain 10 rolling process.

As shown in fig. 1, the first fixing frame 1 and the second fixing frame 2 are covered with a casing 14.

In this embodiment, through covering the first fixing frame 1 and the second fixing frame 2 with the outer casing 14, the entry of external dust or impurity is avoided, and the service lives of the first driving member 5, the first wind-up roller 4, the second driving member 7 and the second wind-up roller 6 are effectively prolonged.

Wherein, still include control system, control system is connected with first driving piece 5 and second driving piece 7 respectively.

In this embodiment, through setting up control system and being connected with first driving piece 5 and second driving piece 7, based on control system control first driving piece 5 and the simultaneous operation of second driving piece 7 have guaranteed that curtain 10 both sides can act on curtain 10 simultaneously for curtain 10 also is unlikely to appear damaging because of too big in one side pulling force when the rolling in-process is in the state of tightening all the time.

The double-motor winding and unwinding device for the backdrop provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (8)

1. The utility model provides a sky curtain bi-motor coiling and uncoiling device, its characterized in that, including parallel vertical first mount (1) and second mount (2), parallel horizontal fixed being provided with two third mounts (3) between first mount (1) and second mount (2), be provided with first wind-up roll (4) and first driving piece (5) on first mount (1), first wind-up roll (4) rotate connect on first mount (1) and first wind-up roll (4) and the drive end fixed connection of first driving piece (5), be provided with second wind-up roll (6) and second driving piece (7) on second mount (2), second wind-up roll (6) rotate connect on second mount (2) and the drive end fixed connection of second wind-up roll (6) and second driving piece (7), the one end that second wind-up roll (6) were kept away from to stay cord (8) is connected with elastic component (9), sliding connection has between two third mounts (3) cloth (10) and establish curtain (10) and be connected with one end fixed curtain (10) on curtain (4).

2. The device for folding and unfolding the backdrop double-motor according to claim 1, wherein the inner side of the third fixing frame (3) is provided with sliding grooves (11) matched with the front side and the rear side of the curtain (10).

3. The backdrop double-motor winding and unwinding device according to claim 1, wherein two limiting plates (12) are symmetrically arranged on the first winding roller (4) in a ring mode, and the distance between the two limiting plates (12) is matched with the width of the curtain (10) to limit the curtain (10) in the winding process.

4. The backdrop double-motor winding and unwinding device according to claim 1, characterized in that the second winding roller (6) is provided with an annular groove (13), and the pull rope (8) is arranged in the annular groove (13) in a surrounding manner.

5. A dual-motor device for winding and unwinding a awning as claimed in claim 1, wherein said first driving member (5) and said second driving member (7) are driving motors.

6. A screen dual motor retraction device according to claim 1 wherein the resilient member (9) is a compression spring.

7. The awning double-motor retraction device according to claim 1, wherein the first fixing frame (1) and the second fixing frame (2) are covered with a shell (14).

8. A screen dual motor retraction device according to any one of claims 1 to 7 further comprising a control system connected to the first drive member (5) and the second drive member (7), respectively.