CN213155140U

CN213155140U - Automatic winding lifting decorative picture frame

Info

Publication number: CN213155140U
Application number: CN202020826613.1U
Authority: CN
Inventors: 刘同鑫
Original assignee: Qingdao Lianhe Zhiying Technology Co ltd
Current assignee: Qingdao Lianhe Zhiying Technology Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-05-11
Anticipated expiration: 2030-05-18

Abstract

The utility model provides an automatic coiling goes up and down to decorate frame, including four sides frame, decoration canvas and lift actuating mechanism, set up the spool on the top frame of four sides frame, the spool with edge connection above the decoration canvas, lift actuating mechanism includes motor, spool drive mechanism and machine controller, and its characteristics are: the scroll is an elastic rotating shaft, the motor is arranged on a bottom frame of the four-side picture frame, the scroll transmission mechanism comprises a rope winder and a flexible strip or pull rope, the rope winder is arranged on an output shaft of the motor, and two ends of the flexible strip or pull rope are respectively connected with the bottom edge of the decorative canvas and the rope winder. The motor rotates forwards to drive the rope winder to wind the flexible strip or the pull rope so as to lead the decorative canvas wound on the reel to descend; the decorative canvas is wound and lifted by the motor reversely rotating and matching with the reel depending on the elasticity. The lifting driving mechanism for the decorative canvas has reasonable design and compact structure, can use a micro motor and has low cost.

Description

Automatic winding lifting decorative picture frame

Technical Field

The utility model relates to a projection curtain and flat screen television's decoration frame technical field extensively is applicable to places such as intelligent house, hotel multi-media, exhibition venue, specifically says so an automatic coiling goes up and down to decorate frame.

Background

At present, a common projection curtain in the market is basically a single curtain, and because the curtain is large in size, the curtain is generally hung on a main wall surface of a living room, a certain space still needs to be occupied when the curtain is not used at ordinary times, and the large-area curtain is not coordinated with indoor decoration, so that the overall indoor decoration effect is greatly influenced; the same problem exists with large-sized flat panel televisions. In addition, when the projection screen is not used at ordinary times, the projection screen can be polluted by dust and irradiated by sunlight, so that the watching effect and the service life of the projection screen are influenced.

Chinese patent (patent number: 201810381390. X) discloses an automatic control all-in-one machine for a projection curtain, which solves the problems of the projection curtain; chinese patent (patent No. 201920935202.3) discloses "a decorative picture frame for a television and a television", which solves the above problems of a large-sized flat panel television.

Above-mentioned two chinese patents all set up the spool on the top frame of four sides frame, the decoration canvas of coiling on the spool, and concrete implementation is through the rotation of the intraductal motor drive spool of spool, makes the decoration canvas go up and down. Because the tubular motor is adopted, the occupied space is large, and the thickness and the width of the frame of the picture frame are large, so that the whole picture frame is heavy and not attractive; in addition, the cost of the tubular motor is high.

How to design an automatic coiling goes up and down to decorate frame, decorate canvas lift actuating mechanism reasonable in design, compact structure, the required drive power of motor is less, and the cost of manufacture is lower. This is a problem to be solved in the current projection screen.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide an automatic winding goes up and down to decorate frame, decorate canvas lift actuating mechanism reasonable in design, compact structure, the required drive power of motor is less, and the cost of manufacture is lower.

The utility model aims at realizing through the following technical scheme:

an automatic winding lifting decorative picture frame comprises a four-side picture frame, a decorative canvas and a lifting driving mechanism, the top frame of the four-side picture frame is provided with a scroll which is connected with the upper edge of the decorative canvas, the lifting driving mechanism comprises a motor, a scroll transmission mechanism and a motor controller, it is characterized in that the scroll is an elastic rotating shaft, the motor is arranged on the bottom frame of the four-side picture frame, the reel transmission mechanism comprises a rope winder and a flexible strip or a pull rope, the rope winder is arranged on an output shaft of the motor, the two ends of the flexible strip or the pull rope are respectively connected with the bottom edge of the decorative canvas and the rope winder, the flexible strip or the pull rope is driven by the motor to rotate in the positive direction to wind the rope winder, so that the decorative canvas wound on the scroll descends, and the scroll rotates in the reverse direction by matching with the motor in the negative direction to wind the decorative canvas upwards by means of the elasticity of the scroll.

The improvement of the scheme is as follows: the spool is the hollow tube, both ends are fixed left side pivot and right side pivot respectively in the frame of top, left side pivot and right side pivot stretch into respectively the both ends of spool, the cover has the torsional spring in left side pivot or/and the pivot of right side, the torsional spring both ends respectively with the left side pivot or the right side pivot at spool and place are connected, set up the counter weight strip on the base of decoration canvas, the motor includes two micro motor, two the micro motor symmetry sets up both ends in the end frame of four sides frame, every set up on the micro motor output shaft the last coiling of serving rope ware flexible strip or the stay cord other end with the one end that the counter weight strip corresponds is connected.

The scheme is further improved: the spool drive mechanism still includes motor base and diversion guide arm, the ropewinder includes middle coiling axle and two baffles, two an axis of rotation is respectively connected in the baffle outside, motor base is the U type, set up rotation shaft hole and fixed orifices on motor base's the lateral wall, set up the axis of rotation caulking groove on another lateral wall, micro motor passes through motor base fixes in the base frame of four sides frame, the ropewinder sets up in the middle of the motor base, an axis of rotation of ropewinder stretches into rotate the shaft hole and with micro motor's output shaft, set up in another axis of rotation of ropewinder in the axis of rotation caulking groove.

The scheme is further improved: the rope winder is kept away from set up the bearing on micro motor's the axis of rotation end, the bearing sets up in the outside of a motor base lateral wall, will with a bearing cap the bearing covers to install the bearing cap on a lateral wall of motor base, the bearing cap inside wall with bearing outer wall connection.

The scheme is further improved: the left side frame and the right side frame of four sides frame are provided with the track that conveniently decorate the canvas and slide from top to bottom in respectively, decorate canvas and counter weight strip about both sides stretch into respectively in the left side frame and the right side frame of four sides frame.

An improvement to the above scheme: the inner sides of the four side frames are provided with mounting grooves used for being embedded with flat televisions, the four side frames are provided with flat television mounting and fixing pieces, at least one frame is connected with two adjacent frames in a detachable mode, the flat televisions are used around the flat televisions in the mounting grooves formed in the four side frames by the flat television mounting and fixing pieces, the decorative canvas is shielded in an extending state and exposed out of a display screen of the flat television in a winding and lifting state.

Another improvement to the above scheme: the inboard mounting groove that is used for installing the projection curtain that sets up of four sides frame has a projection curtain to fix all around in the mounting groove in the four sides frame, the projection curtain is located decorate the rear of canvas, it shelters from to decorate the canvas extension state the projection curtain, decorate the canvas and convolute the rise state and expose the projection curtain.

The utility model has the advantages that:

1. the utility model discloses produce the torsional spring through setting up in the spool in the last frame of automatic coiling lift decoration frame, install the counter weight strip additional on the lower border of decorating the canvas, adopt two micro motor settings at the both ends of the base frame of four sides frame, every micro motor respectively disposes one set of spool drive mechanism, and spool drive mechanism includes serving ware and flexible strip or stay cord, and the serving ware sets up on micro motor's output shaft, and flexible strip or stay cord one end are fixed and are twined on the serving ware, the flexible strip or the stay cord other end is connected with the one end that the counter weight strip corresponds. The lifting driving mechanism replaces the existing tubular motor with a micro motor, and the torsion spring and the counterweight strip are matched, so that the torque of the motor can be reduced, the manufacturing cost is greatly reduced, the structure is reasonable and compact, the thickness and the width of the four-side picture frame can be reduced, and the whole four-side picture frame is lighter and more attractive;

2. the utility model discloses an automatic coiling goes up and down to decorate frame both can install flat TV in the four sides frame, also can set up the projection curtain in the four sides frame, can also the exclusive use, and the usage is more.

Drawings

Fig. 1 is a front view of an embodiment 1 of an automatic winding up-down decorative picture frame of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is an exploded view of the automatic winding up and down decorative frame of the present invention;

FIG. 4 is a perspective view of the automatically winding up and down decorative frame of the present invention;

FIG. 5 is an enlarged schematic view at B in FIG. 4;

fig. 6 is a front view of an embodiment 2 of an automatic winding up/down decorative frame according to the present invention;

fig. 7 is a sectional view taken along line C-C of fig. 1.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings:

referring to fig. 1-5, the present invention relates to an embodiment 1 of an automatic winding up and down decorative picture frame,

including four sides frame, decoration canvas 1 and lift actuating mechanism, the four sides frame includes left frame 2, right frame 4, topside frame 3 and end frame 5, sets up spool 6 on the top frame 3 of four sides frame, and spool 6 is connected with decoration canvas 1 top edge, and above-mentioned lift actuating mechanism includes motor 18, spool drive mechanism and motor controller. The reel 6 is an elastic rotating shaft, and the motor 18 is arranged on the bottom frame 5 of the four-side picture frame. The reel transmission mechanism comprises a rope winder 16 and a flexible strip 12 or a pull rope, the rope winder 16 is arranged on an output shaft of a motor 18, and two ends of the flexible strip 12 or the pull rope are respectively connected with the bottom edge of the decorative canvas 1 and the rope winder 16. The motor 18 rotates forward to drive the rope winder 16 to wind the flexible strip or the pull rope 12, so that the decorative canvas 1 wound on the scroll 6 descends, and the motor 18 rotates backward to match the scroll 6 to wind the decorative canvas 1 and ascend by means of the elasticity.

Specifically, the method comprises the following steps: as shown in fig. 3-5, the winding shaft 6 is a hollow tube, a left rotating shaft 9 and a right rotating shaft 11 are respectively fixed at two ends in the top frame 3, the left rotating shaft 9 and the right rotating shaft 11 respectively extend into two ends of the winding shaft 6, and a torsion spring 8 is sleeved on the left rotating shaft (or the torsion spring 8 is sleeved on the right rotating shaft 11, or the torsion springs 8 are sleeved on both the left rotating shaft 9 and the right rotating shaft 11). Plugs 10 can be further installed on two ports of the reel 6, so that one end of the torsion spring 8 can be directly and fixedly connected with the plug 10 on the reel 6. In addition, install counter weight strip 1.1 additional on decorating canvas 1's lower border, counter weight strip 1.1's specific mounting means: arranging a fixing strip at the bottom edge of the decorative canvas 1, arranging an embedding groove on the counterweight strip 1.1, and embedding the fixing strip into the embedding groove of the counterweight strip 1.1; in addition, the weight strip 1.1 can also be a structure which is integrally formed on the bottom edge of the decorative canvas 1.

The motors 18 comprise two micro motors, the two micro motors 18 are symmetrically arranged at two ends in the bottom frame 5 of the four-side picture frame, and the other end of the flexible strip or the pull rope 12 wound on the rope winder 16 arranged on the output shaft of each micro motor 18 is connected with one end corresponding to the counterweight strip 1.1.

Further, the above-mentioned flexible 12 strips are preferably cloth strips 12; the reel transmission mechanism further comprises a motor base 15 and a turning guide rod 17, the rope winder 16 comprises a winding shaft and two baffle plates in the middle, and the outer sides of the two baffle plates are respectively connected with a rotating shaft. The motor base 15 is U-shaped, and a side wall of the motor base 15 is provided with a rotating shaft hole and a fixing hole, and the top edge of the other side wall is provided with a rotating shaft caulking groove. The miniature motor 18 is fixed in the bottom frame 5 of the four-side picture frame through the motor base 15, the rope winder 16 is arranged in the middle of the motor base 15, one rotating shaft of the rope winder 16 extends into the rotating shaft hole and is connected with an output shaft of the miniature motor 18, and the other rotating shaft of the rope winder 16 is provided with the rotating shaft caulking groove. The direction-changing guide rod 17 is fixed on the bottom frame 5, the direction-changing guide rod 17 is parallel to the rotating shaft of the rope winder 16, and the cloth strips 12 led out from the rope winder 16 are firstly wound on the direction-changing guide rod 17 and then connected with the counterweight strips 1.1.

Still further, a bearing 13 is provided at the end of the rotating shaft of the rope winder 16 far from the micro motor 18, the bearing 13 is provided outside one side wall of the motor base 15, the bearing 13 is covered by a bearing cover 14, the bearing cover 14 is mounted on the side wall of the motor base 15, and the inner side wall of the bearing cover 14 is connected with the outer wall of the bearing 13. Preferably, the inner wall of the bearing cover 14 is fitted with the outer wall of the bearing 13 with a small clearance, and the inner wall of the bearing 13 is fitted with the outer wall of the rotating shaft of the rope winder 16 with a small clearance.

Still further, be provided with the track that conveniently decorate canvas 1 and slide from top to bottom in left side frame 2 and the right side frame 4 of four sides frame respectively, decorate canvas 1 and counter weight strip 1.1 left and right sides and stretch into respectively in left side frame 2 and the right side frame 4 of four sides frame.

As shown in fig. 2, the inner sides of the four-side frames are provided with mounting grooves for embedding the flat panel televisions 7, the four-side frames are provided with flat panel television mounting and fixing members, at least one frame is detachably connected with two adjacent frames, and the peripheries of the flat panel televisions 7 are fixed in the mounting grooves in the four-side frames by the flat panel television mounting and fixing members. The display screen of the flat-panel television 7 is shielded by the decorative canvas 1 in an extending state, and the display screen of the flat-panel television 7 is exposed by the decorative canvas 1 in a winding and lifting state.

Referring to fig. 6 and 7, the utility model relates to an automatic embodiment 2 of coiling lift decorative picture frame, this embodiment is the same basically with embodiment 1, and the difference lies in, embodiment 1 inlays flat screen television 7 in the four sides frame, and embodiment 2 is the mounting groove that is used for installing the projection curtain at the inboard setting of four sides frame, has fixing all around of a projection curtain 19 in the four sides frame, and projection curtain 19 is located decorative canvas 1's rear, and decorative canvas 1 extends the state and shelters from projection curtain 19, decorative canvas 1 convolutes the state of raising and exposes projection curtain 19. Other structures of embodiment 2 are substantially the same as those of embodiment 1, and thus are not described again.

The utility model discloses an automatic coiling goes up and down to decorate frame both can sell together with supporting projection curtain 19 or flat motor 7, but still exclusive use and sale. Need not install projection curtain 19 or flat screen television 7 on the automatic winding lift decorative picture frame, by the independent automatic winding lift decorative picture frame of user after, dispose projection curtain 19 or flat screen motor machine 7 by oneself, also can hang the projection curtain 19 or the flat screen motor machine 7 front-mounted of on the wall fixed the utility model discloses an automatic winding lift decorative picture frame.

The specific working principle is as follows: when the device is used, a plurality of circles of torsion springs 8 can be pre-tightened, so that the scroll 6 has the pre-tightening force for rolling up the decorative canvas 1.

The startup decoration canvas 1 rises and the shutdown decoration canvas 1 falls. When the decorative canvas 1 is required to fall down, the motor controller controls the motor 18 to rotate positively, and drives the rope winder 16 to rotate, so that the cloth strips 12 are wound up, the cloth strips 12 pull the bottom edge of the decorative canvas 1 to move downwards, and at the moment, the motor 18 overcomes the torsion of the torsion spring 8 to do work. When the decorative canvas 1 is required to ascend, the motor controller controls the motor 18 to rotate reversely, the cloth strips 12 are slowly wound out from the rope winder 16, the reel 6 automatically rotates under the action of the elastic restoring force of the torsion spring 8, and the decorative canvas 1 is wound to ascend.

The pretightening force of the torsion spring 8 when the decorative canvas 1 is at the uppermost end can be set to be F1, G is the gravity of the decorative canvas 1 and the counterweight strip 1.1, the output torque F2 of the motor 18 is greater than F1-G, and the F2 can be smaller than G. Therefore, the utility model provides a motor 18 can adopt micro motor, and the tubular motor moment of torsion that prior art painted the shadow curtain than is little, the cost is reduced, and rational in infrastructure, compact, can reduce the thickness and the width of four sides frame, makes the whole light and handy more, pleasing to the eye of four sides frame.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also belong to the protection scope of the present invention in the spirit of the present invention and the changes, modifications, additions or substitutions made therein.

Claims

1. An automatic winding lifting decorative picture frame comprises a four-side picture frame, a decorative canvas and a lifting driving mechanism, the top frame of the four-side picture frame is provided with a scroll which is connected with the upper edge of the decorative canvas, the lifting driving mechanism comprises a motor, a scroll transmission mechanism and a motor controller, it is characterized in that the scroll is an elastic rotating shaft, the motor is arranged on the bottom frame of the four-side picture frame, the reel transmission mechanism comprises a rope winder and a flexible strip or a pull rope, the rope winder is arranged on an output shaft of the motor, the two ends of the flexible strip or the pull rope are respectively connected with the bottom edge of the decorative canvas and the rope winder, the flexible strip or the pull rope is driven by the motor to rotate in the positive direction to wind the rope winder, so that the decorative canvas wound on the scroll descends, and the scroll rotates in the reverse direction by matching with the motor in the negative direction to wind the decorative canvas upwards by means of the elasticity of the scroll.

2. The automatic winding and lifting decorative picture frame according to claim 1, wherein the winding shaft is a hollow pipe, a left rotating shaft and a right rotating shaft are fixed at two ends in the top frame respectively, the left rotating shaft and the right rotating shaft extend into two ends of the winding shaft respectively, a torsion spring is sleeved on the left rotating shaft or/and the right rotating shaft, two ends of the torsion spring are connected with the winding shaft and the left rotating shaft or the right rotating shaft where the winding shaft is located respectively, a counterweight strip is arranged on the bottom edge of the decorative canvas, the motor comprises two micro motors, the two micro motors are symmetrically arranged at two ends in the bottom frame of the four-side picture frame, and each micro motor is arranged on an output shaft of the micro motor, and the other end of the flexible strip or the other end of the pull rope wound on the rope winder is connected with one end corresponding to the counterweight.

3. The automatic winding, lifting and decorating picture frame as claimed in claim 2, wherein the reel transmission mechanism further comprises a motor base and a direction-changing guide rod, the rope winder comprises a winding shaft and two baffle plates in the middle, a rotating shaft is connected to the outer sides of the two baffle plates respectively, the motor base is U-shaped, a rotating shaft hole and a fixing hole are formed in one side wall of the motor base, a rotating shaft caulking groove is formed in the top edge of the other side wall, the micro motor is fixed in the bottom frame of the four-side picture frame through the motor base, the rope winder is arranged in the middle of the motor base, one rotating shaft of the rope winder extends into the rotating shaft hole and is connected with an output shaft of the micro motor, and the other rotating shaft of the rope winder is provided with the rotating shaft caulking groove.

4. An automatically winding and up-down decorative picture frame as claimed in claim 3, wherein said rope winder is provided with a bearing at the end of the rotating shaft away from said micro motor, said bearing is provided outside a side wall of the motor base, said bearing is covered with a bearing cover, and said bearing cover is mounted on a side wall of said motor base, the inner side wall of said bearing cover is connected with the outer wall of said bearing.

5. The automatic winding and lifting decorative picture frame according to claim 1 or 2, wherein rails facilitating the vertical sliding of decorative canvas are respectively arranged in the left side frame and the right side frame of the four-side picture frame, and the left side and the right side of the decorative canvas and the counterweight strip respectively extend into the left side frame and the right side frame of the four-side picture frame.

6. The automatic winding and lifting decorative picture frame according to claim 4, wherein rails facilitating the vertical sliding of the decorative canvas are respectively arranged in the left side frame and the right side frame of the four-side picture frame, and the left side and the right side of the decorative canvas and the counterweight strip respectively extend into the left side frame and the right side frame of the four-side picture frame.

7. The automatic winding and lifting decorative picture frame according to claim 1 or 2, wherein a mounting groove for embedding a flat television is formed in the inner side of the four-side picture frame, a flat television mounting and fixing member is arranged on the four-side picture frame, at least one frame is detachably connected with two adjacent frames, the periphery of the flat television is fixed in the mounting groove in the four-side picture frame by the flat television mounting and fixing member, the decorative canvas covers the display screen of the flat television in an extending state, and the canvas exposes the display screen of the flat television in a winding and lifting state.

8. The automatic winding and lifting decorative picture frame according to claim 4, wherein a mounting groove for embedding a flat television is formed in the inner side of the four-side picture frame, a flat television mounting and fixing member is arranged on the four-side picture frame, at least one frame is detachably connected with two adjacent frames, the periphery of the flat television is fixed in the mounting groove in the four-side picture frame by the flat television mounting and fixing member, the decorative canvas covers the display screen of the flat television in an extending state, and the decorative canvas exposes the display screen of the flat television in a winding and lifting state.

9. The automatic winding and lifting decorative picture frame according to claim 1 or 2, wherein a mounting groove for mounting a projection screen is formed in the inner side of the four-side picture frame, the periphery of the projection screen is fixed in the mounting groove in the four-side picture frame, the projection screen is located behind the decorative canvas, the projection screen is shielded by the decorative canvas in a stretching state, and the projection screen is exposed by the decorative canvas in a winding and lifting state.

10. The automatic winding and lifting decorative picture frame according to claim 6, wherein a mounting groove for mounting a projection screen is formed in the inner side of the four-side picture frame, the periphery of the projection screen is fixed in the mounting groove in the four-side picture frame, the projection screen is located behind the decorative canvas, the decorative canvas is shielded in an extending state, and the decorative canvas is exposed in a winding and lifting state.