CN213626360U

CN213626360U - Traction device and electric awning

Info

Publication number: CN213626360U
Application number: CN202021909663.2U
Authority: CN
Inventors: 张标强; 黄堂虹
Original assignee: Winning Bid Zhejiang Intelligent Technology Co Ltd
Current assignee: Winning Bid Zhejiang Intelligent Technology Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-07-06
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a traction device and an electric awning, which comprises a rotating part synchronous with a roller and a rope with a front end connected with the front edge, wherein the rotating part comprises a winding part for winding the rope and a connecting part extending into the end part of the roller, the winding part is connected with the connecting part, when the rotating part rotates, the winding part on the rotating part is used for accommodating or releasing the rope, and the front edge moves forwards or backwards under the traction of the front end of the rope; the connecting part on the rotating part extends into the end part of the roller so that the rotating part and the roller rotate synchronously, the rear end of the rope is connected and wound on the winding part of the rotating part, and the front end of the rope is connected with the front edge; the roller rotates to drive the rotating part to release or store the rope, and then the front end of the rope drives the front edge to move forwards or backwards.

Description

Traction device and electric awning

Technical Field

The utility model relates to a sunshade especially relates to a draw gear of electronic sunshade.

Background

Outdoor awnings are installed in balconies, yards or public leisure areas to block rainwater or strong light. Structurally, the awning comprises a support column and a sunshade component positioned above the support column; the sunshade component is divided into a fixed type and a movable type; the movable sunshade component is divided into a winding retractable type, a translation push-pull type and a turnover louver type so as to realize the opening or closing of the sunshade component.

The sunshade with the authorization notice number of CN208563805U comprises a sunshade fabric, a rear box cover, a cloth rolling pipe and a backdrop front rod.

The side surface of the winding drum is provided with a motor through driving connection; one end of the tarpaulin is arranged on the winding drum, and the other end of the tarpaulin is fixedly connected with the tarpaulin beam; the bottoms of the two ends of the tent beam are respectively and fixedly provided with a sliding block; a sliding device is arranged inside the slideway section bar; the sliding device comprises a steel wire rope, a gas spring and a movable pulley.

A wind-proof roller shutter curtain tensioning device with an authorization notice number of CN209838241U comprises a shell, a cross beam and a curtain; a winding drum is arranged in the shell, and a driving wheel, a driven wheel and a motor are arranged in the winding drum; the driving wheel and the driven wheel are respectively arranged at two ends of the interior of the shell; the side of the driving wheel is provided with a motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a draw gear is provided, further an electronic sunshade who has above-mentioned draw gear is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the traction device is characterized by comprising a rotating part and a rope, wherein the rotating part is synchronous with the roller, the front end of the rope is connected with the front edge of the rope, the rotating part comprises a winding part for winding the rope and a connecting part extending into the end part of the roller, the winding part is connected with the connecting part, when the rotating part rotates, the winding part on the rotating part is used for accommodating or releasing the rope, and the front edge moves forwards or backwards under the traction of the front end of the rope.

The utility model discloses further preferred technical scheme does: the two sides of the sunshade cloth cover are provided with guide rails, the front end of each guide rail is provided with a rope guide wheel, the rotating part is positioned at the rear end of each guide rail, the ropes led out from the winding part extend forwards and bypass the rope guide wheels to extend backwards, and the tail ends of the ropes extending backwards are connected to the front edge.

The utility model discloses further preferred technical scheme does: the rope tail end be equipped with location portion, the both sides of leading edge be equipped with the leading edge end cover, location portion with leading edge end cover detachable hookup.

The utility model discloses further preferred technical scheme does: the winding part is provided with a winding groove.

The utility model discloses further preferred technical scheme does: the winding part and the connecting part are integrally formed.

The utility model discloses further preferred technical scheme does: at least one part of the rope has elasticity so that the length of the rope can be changed to compensate the length difference between the rope wound on the winding part and the sun shade cloth wound on the roller.

The utility model discloses further preferred technical scheme does: the roller is driven by a tubular motor.

The utility model discloses further preferred technical scheme does: the positioning part comprises a base part for fixing the tail end of the rope and a connecting body on one side of the base part, and a clamping groove for inserting the connecting body is formed in the outer side of the front end cover.

The utility model discloses further preferred technical scheme does: the inner side of the guide rail is provided with an open slot for the movement of the positioning part.

The utility model discloses further preferred technical scheme does: the electric awning comprises the traction device.

Compared with the prior art, the utility model has the advantages that the connecting part on the rotating part extends into the end part of the roller so as to lead the rotating part and the roller to rotate synchronously, the rear end of the rope is connected and wound on the winding part of the rotating part, and the front end of the rope is connected with the front edge; the roller rotates to drive the rotating part to release or store the rope, and then the front end of the rope drives the front edge to move forwards or backwards.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a first overall schematic view of an electric awning;

fig. 2 is an exploded view of the motorized canopy;

fig. 3 is a partial enlarged view of a portion a in fig. 2;

fig. 4 is a partial enlarged view of fig. 2 at B;

fig. 5 is a partial structural schematic view of the electric awning;

fig. 6 is a second overall schematic view of the electric awning;

fig. 7 is a partial enlarged view at C in fig. 6;

FIG. 8 is a schematic view of the draft gear and guide track;

fig. 9 is a partial enlarged view at D in fig. 8;

FIG. 10 is a schematic view of a rotating portion of the draft gear;

FIG. 11 is a schematic view of the positioning portion and the leading end cap;

FIG. 12 is a side view of the guide rail of this embodiment;

FIG. 13 is a schematic view of the overall structure of the positioning part;

fig. 14 is a schematic view of the overall structure of the leading edge end cap.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

As shown in fig. 1 to 6, the electric awning 100 comprises a sun shade cloth 101, a front edge 10 and a driving device 20, wherein the driving device 20 comprises a motor 21, a roller 22 for winding the sun shade cloth 101 and a traction device 30, the front edge 10 is connected to the front side of the sun shade cloth 101, the rear side of the sun shade cloth 101 is connected to the roller 22, the motor 21 drives the roller 22 to rotate forward to wind the sun shade cloth 101, and the traction device 30 is connected to the roller 22; when the motor 21 drives the roller 22 to rotate reversely to release the sunshade cloth 101, the traction device 30 rotates reversely along with the roller 22 to pull the sunshade cloth 101 to be unfolded.

The front end of the sun-shading cloth surface 101 is fixedly connected with the front edge 10, and the rear end of the sun-shading part 101 is connected with the roller 22. And, preferably, the motorized awning 100 in the present embodiment is provided with two traction devices 30 and is installed at both end sides of the roller tube 22 in a distributed manner.

The sun shade cloth 101 is preferably a woven cloth. The roller 22, the motor 21, and the rotating part 31 are accommodated in the back beam housing 103.

The driving device 20 is started to drive the roller 22 to rotate so as to store or release the wound sunshade cloth 101, the traction device 30 is connected with the roller 22 so that the rotating speed of the roller 22 is equal to the traction speed of the traction device 30, when the motor 21 drives the roller 22 to rotate reversely so as to expand the sunshade cloth 101, the traction device 30 synchronously pulls the sunshade cloth 101 to be slowly expanded so as to avoid the phenomenon that the soft sunshade cloth 101 is collapsed in the expanding process, but the sunshade cloth 101 is always in the expanded state, and the state of the sunshade cloth 101 in the expanding or storing operation process is further optimized.

The motorized canopy 100 further includes two side rails 102, and the front edge 10 is movable back and forth between the two side rails 102. The two ends of the front edge 10 are inserted into the guide rails 102 on the two sides, and can move forward and backward in the rail grooves of the guide rails 102 smoothly, so that the sun shade cloth 101 can be unfolded or folded.

The electric awning 100 further comprises a back beam housing 103, the back beam housing 103 is connected to the rear ends of the two side guide rails 102, and the driving device 20 is positioned in the back beam housing 103. The roller 22 is also accommodated in the back beam housing 103, and the motor 21 on the driving device 20 is rotatably connected with the roller 22 for driving; the above structure allows the components at the rear end of the entire motorized awning 100 to be integrated into one housing, so that the components are more integrated and the appearance thereof is more neat.

More preferably, a cover 104 is provided at both ends of the back beam cover 103, and a connecting body t inserted into the rear end of the guide rail 102 is provided at the front side of the cover 104. The cover shell end covers 104 cover the two ends of the back beam cover shell 103 so that the appearance of the cover shell is neat and beautiful; and the cover shell end cover 104 is provided with a connecting body t inserted into the rear end of the guide rail 102, the whole installation structure of the component is simple, and the assembly work is convenient.

The traction device 30 comprises a rotating part 31 and a rope 32, wherein the rotating part 31 comprises a winding part b with a winding groove h and a coupling part c extending into the end part of the roller 22, and the winding part b on the rotating part 31 is used for releasing or storing the rope 32 when the roller 22 rotates forwards and backwards.

For the traction device 30, the traction device 30 preferably includes a guide pulley 40 provided at the front end of the guide rail 102, a rotating portion 31 is provided at the rear end of the guide rail 102, a rope 32 drawn from a winding portion b extends forward and around the guide pulley 40 to extend backward, and the end of the backward extending rope 32 is connected to the front edge 10.

Preferably, a guide end cap p is installed at the front end of the guide rail 102, and the guide end cap p has a receiving cavity in which the rope guide 40 is installed. And both side portions of the guide rail end cover p are provided with shaft holes through which the rope guide 40 is installed in the guide rail end cover p.

As shown in fig. 3 and 9, it should be specifically noted that the running locus of the rope 32 includes an upper stage part 001 and a lower stage part 002, the lower stage part 002 is drawn from the winding part b and extends toward the front edge 10, and the upper stage part 001 bypasses the rope guide 40 and extends toward the back beam housing 103; and the end of the upper section 001 is connected to the leading edge 10.

More specifically, in the actual installation process, as shown in fig. 13 to 14, the end of the rope 32 is provided with the positioning portion 50, the two sides of the front edge 10 are provided with the front edge end cover 11, and the positioning portion 50 is detachably coupled with the front edge end cover 11.

The positioning part 50 includes a base 51 for fixing the end of the rope and a coupling body 52 on one side of the base, and a slot e for inserting the coupling body 52 is arranged on the outer side of the front end cover 11.

For the specific structure that the tail end of the upper section 001 of the rope 32 is connected with the front edge 10, the tail end of the upper section 001 is fixedly connected with the base 51 of the positioning part 50, and the coupling body 52 of the positioning part 50 is inserted into the clamping groove e of the front edge end cover 11 installed at both sides of the front edge 10, so that the connection of the tail end of the upper section 001 on the rope 32 with the front edge 10 is realized.

As shown in fig. 12, an open groove 03 for moving the positioning portion 50 is provided inside the guide rail 102. More specifically, the guide rail 102 includes an upper chute 01, a lower chute 02, and an open slot 03 formed at one side of the upper chute 01. The upper chute 01 is used for the upper section 001 of the rope 32 to run; the lower chute 02 allows the lower section 002 to run. The open slot 03 on the guide rail 102 is used for the connecting body 52 on the positioning part 50 to pass through to be connected with the front edge 10; in operation, the positioning portion 50 slides within the upper channel 01 of the guide rail 102, further moving the front edge 10 forward and backward.

The outer wall of the roller 22 is provided with a clamping groove, the rear side of the sun-shading cloth cover 101 is provided with a connecting strip f, and the connecting strip f is transversely inserted into the clamping groove.

To sum up, the utility model discloses well drive arrangement 20 starts drive roller 22 and rotates in order to accomodate or release coiling sunshade cloth 101, and draw gear 30 is connected so that roller 22 pivoted speed is unanimous with draw gear 30's traction speed with roller 22 to can make the cloth cover slowly pull open at the state that has certain tension, further overcome the problem that sunshade cloth 101 release in-process is loose and collapses.

The motor 21 in this embodiment is preferably a tubular motor, which is arranged inside the roller 22, and the drive shaft of which is coupled with the roller 22.

In actual installation, the sectional dimension of the tubular motor is equivalent to that of the roller 22, and the dimensions of the tubular motor and the roller 22 are slightly smaller than that of the back beam housing 103, so that the tubular motor and the roller 22 can be well accommodated in the back beam housing 103.

The winding portion b of the rotating portion 31 of the traction device 30 is integrally formed with the coupling portion c. Of course, the winding portion b and the coupling portion c may be assembled by other conventional structures.

In the case of the pulling means 30 in the present embodiment, it is preferable that at least a part of the cord 32 of the pulling means 30 has elasticity so that the length of the cord 32 is variable to compensate for the difference in the length of the cord 32 wound on the winding portion b and the length of the sunshade fabric 101 wound on the roller 22.

In the actual working process: the motor 21 drives the roller 22 to rotate, and then drives the rotating part 31 to rotate in one direction to release the rope 32, and the front edge 10 connected with the tail end of the upper section 001 of the rope 32 moves outwards to drive the sun shade cloth 101 to unfold slowly, and at the moment, the upper section 001 of the rope 32 shortens gradually.

When the motor 21 drives the roller 22 to drive the rotating portion 31 to rotate in the other direction, the rope 32 is gradually wound, so that the upper section 001 of the rope 32 is gradually elongated to drive the positioning portion 50 connected to the tail end of the upper section 001 of the rope 32 to move towards the rear side of the awning, and the front edge 10 clamped with the positioning portion 50 is driven to move towards the rear side, so that the winding work of the awning cloth 101 is realized.

It should be noted that, when the motor 21 drives the roller 22 to rotate so as to drive the sunshade cloth 101 connected to the roller 22 to be unfolded or wound, the traction device 30 is connected with the roller 22 so that the traction speed of the traction device 30 is equal to the rotation speed of the roller 22, and when the motor 21 drives the roller 22 to rotate in the reverse direction so as to unfold the sunshade cloth 101, the traction device 30 synchronously pulls the sunshade cloth 101 to be unfolded slowly, so that the soft sunshade cloth 101 is prevented from being collapsed in the unfolding process, but the sunshade cloth 101 is always in the unfolded state, and the state of the sunshade cloth 101 in the unfolding or storage operation process is further optimized.

It is right above the utility model provides a draw gear and electronic sunshade have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The traction device is characterized by comprising a rotating part and a rope, wherein the rotating part is synchronous with the roller, the front end of the rope is connected with the front edge of the rope, the rotating part comprises a winding part for winding the rope and a connecting part extending into the end part of the roller, the winding part is connected with the connecting part, when the rotating part rotates, the winding part on the rotating part is used for accommodating or releasing the rope, and the front edge moves forwards or backwards under the traction of the front end of the rope.

2. The traction apparatus as claimed in claim 1, wherein guide rails are provided on both sides of the sunshade fabric, a rope guide pulley is provided at a front end of the guide rails, said rotating portion is provided at a rear end of the guide rails, the rope drawn from the winding portion extends forward and backward around said rope guide pulley, and a rear end of the backward extending rope is connected to said front edge.

3. The pulling device as defined in claim 2, wherein the end of the rope is provided with a positioning portion, the two sides of the front edge are provided with front edge end covers, and the positioning portion is detachably connected with the front edge end covers.

4. The draft gear according to claim 1, wherein said wrap portion has a wrap groove.

5. The draft gear according to claim 1, wherein said wrap is integrally formed with said coupler.

6. The pulling device as claimed in claim 2, wherein at least a portion of the cord is elastic to allow the length of the cord to be varied to compensate for the difference in the length of the cord wound on the winding portion and the length of the shade fabric wound on the drum.

7. The draft gear according to claim 1, wherein said rollers are driven by a tubular motor.

8. The traction device as claimed in claim 3, wherein the positioning part comprises a base part for fixing the end of the rope and a coupling body at one side of the base part, and a slot for inserting the coupling body is arranged at the outer side of the leading end cover.

9. The draft gear according to claim 3, wherein the guide rail is provided at an inner side thereof with an open groove for moving the position fixing part.

10. An electrically powered awning, characterised in that it comprises a traction device as claimed in any one of claims 1 to 9.