CN112540503B

CN112540503B - Electric curtain system capable of being horizontally unfolded

Info

Publication number: CN112540503B
Application number: CN202011481110.6A
Authority: CN
Inventors: 肖晓宇; 黄奇
Original assignee: Shenzhen Guangke Digital Technology Co ltd
Current assignee: Shenzhen Guangke Digital Technology Co.,Ltd.
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-11-19
Anticipated expiration: 2040-12-16
Also published as: CN113835291A; CN112540503A; CN113835292A

Abstract

The invention provides an electric curtain system capable of being horizontally unfolded, relates to the technical field of projection equipment, and solves the problem that dust on a curtain cannot be automatically cleaned in a linkage manner in the curtain winding and unfolding processes through structural improvement; the adjustment of the position of the fixing seat cannot be realized through structural improvement so as to avoid the problems, and the problem of elastic looseness prevention of the fastening bolt at the position of the fixing seat cannot be realized. An electric curtain system capable of being horizontally unfolded comprises a frame body; four fixing structures are installed on the frame body, and a curtain is installed on the frame body. Because of the elastic contact of the multi-tooth cam and the rear end face of the unfolded screen, and the multi-tooth cam forms a continuous shifting structure of the screen, the cleaning of dust on the screen can be realized through the continuous shifting of the multi-tooth cam when the screen is rolled and unfolded.

Description

Electric curtain system capable of being horizontally unfolded

Technical Field

The invention belongs to the technical field of projection equipment, and particularly relates to an electric curtain system capable of being horizontally unfolded.

Background

Projection screens are used in film, office, home theater, and large conference applications. Tools for displaying images, video files, which need to be used in conjunction with a projector; the projection screen is also called a projection screen and generally comprises a commercial screen, a household screen and an engineering screen, and the screen has various types, including high, medium and low grades, and can be determined according to the situation.

As in application No.: the invention relates to the technical field of projection equipment, in particular to an electric curtain which comprises an electric curtain body and an external power supply line, wherein the electric curtain body comprises an outer box body, and a containing cavity and a transmission cavity are formed in the outer box body. According to the electric curtain, the LED flat lamps for lighting are installed at the bottom of the counterweight plate, the upper metal connecting plates on the two side walls of the left opening are in contact with the lower metal connecting plates on the two sides of the upper end of the counterweight plate, so that the external power supply line and the LED flat lamps form a series circuit, the electric curtain forms a high-position lighting lamp in a storage state, the functionality of the electric curtain is greatly improved, the short-circuit state is automatically changed through the counterweight plate, the small slow-speed motor can be controlled to be turned off, and the control mode is very simple.

The electric curtain similar to the above application has the following disadvantages:

one is that the existing device is easy to be stained with more dust on the curtain after being used for a period of time, and the dust needs to be cleaned manually, which is troublesome and laborious, but can not automatically realize the linkage cleaning of the dust on the curtain in the curtain rolling and unfolding processes through the structural improvement; moreover, when the existing device is fixed on a wall, the expansion bolt cannot be fixed after being askew, the adjustment of the position of the fixing seat cannot be realized through structural improvement so as to avoid the above problems, and the elastic anti-loosening of the fastening bolt at the fixing seat cannot be realized.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an electric curtain system capable of being horizontally unfolded is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides an electric curtain system capable of being horizontally unfolded, which aims to solve the problems that the existing device is easy to be stained with more dust after being used for a period of time, and the dust is required to be manually cleaned, which is troublesome and laborious, but the dust on the curtain can not be automatically cleaned in a linkage manner in the curtain winding and unfolding process through structural improvement; moreover, when the existing device is fixed on a wall, the expansion bolt cannot be fixed after being askew, the adjustment of the position of the fixing seat cannot be realized through structural improvement so as to avoid the above problems, and the problem of elastic looseness prevention of the fastening bolt at the fixing seat cannot be realized.

The invention relates to an electric curtain system capable of horizontally unfolding, which is achieved by the following specific technical means:

an electric curtain system capable of being horizontally unfolded comprises a frame body; the frame body is provided with four fixing structures, and the curtain is arranged on the frame body; the frame body is provided with a driving structure, and the frame body is also provided with an auxiliary structure; the driving structure comprises three multi-tooth cams, and the three multi-tooth cams are arranged on the rotating shaft at equal intervals; the multi-tooth cam is in elastic contact with the rear end face of the unfolded curtain, and the multi-tooth cam forms a continuous shifting structure of the curtain; the driving structure further comprises a poking seat, the poking seat is welded on the rotating shaft, and six poking rods are welded on the poking seat in an annular array shape; the poke rod is in elastic contact with the end of the elastic telescopic bottle, and the poke seat and the six poke rods jointly form a continuous extrusion structure of the elastic telescopic bottle.

Further, the frame body comprises a sliding groove, the left end face and the right end face of the frame body are both provided with a sliding groove, and the sliding grooves are in a trapezoid groove-shaped structure; the fixing structure comprises a sliding block, a fixing seat and a threaded rod, the sliding block is connected in the sliding groove in a sliding mode, and the fixing seat is welded on the sliding block; the threaded rod is connected on the support body in a rotating mode, the threaded rod is connected with the sliding block in a threaded mode, and the threaded rod forms a threaded adjusting structure of the sliding block and the fixing seat.

Furthermore, the frame body also comprises three connecting seats, and the three connecting seats are welded on the frame body at equal intervals; an open slot is formed in the fixing seat, and the interval between the fixing seat and the rear end face of the frame body is 2 cm.

Furthermore, the driving structure comprises a rotating shaft and a rope, and the rotating shaft is rotatably connected to the frame body; the number of the ropes is three, and the three ropes respectively penetrate through the three connecting seats; the head ends of the three ropes are connected with the curtain, the tail ends of the three ropes are bound with the rotating shaft and connected, and the rotating shaft and the ropes jointly form a winding type extending structure of the curtain.

Furthermore, the driving structure also comprises a gear, an adjusting rod and a driving motor, wherein the gear is welded on the rotating shaft; the driving motor is fixedly connected to the frame body through a bolt, an adjusting rod is fixedly connected to a rotating shaft of the driving motor, and spiral teeth are formed in the adjusting rod; the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear jointly form a worm and gear structure.

Further, the auxiliary structure comprises an elastic telescopic bottle and a connecting pipe, the elastic telescopic bottle is fixedly connected to the frame body through a clamp, and the connecting pipe is connected to the elastic telescopic bottle.

Furthermore, the auxiliary structure also comprises a spray pipe and a spray head, wherein the spray pipe is connected with the connecting pipe and is of a cylindrical tubular structure; two spray heads are symmetrically installed on the spray pipe, the spray pipe and the two spray heads are located at the rear position of the unfolded back curtain, and the air sprayed from the two spray heads forms a wind driven structure of the curtain.

Compared with the prior art, the invention has the following beneficial effects:

through the setting of drive structure and auxiliary structure, expand when can realize the winding of curtain, and can link the formula of stirring clean of dust on the realization curtain at the expansion in-process to can also link the gas blowing formula cleanness that realizes dust on the curtain, specifically go into down: firstly, the head ends of the three ropes are connected with the curtain, the tail ends of the three ropes are bound and connected with the rotating shaft, and the rotating shaft and the ropes jointly form a winding type extending structure of the curtain, so that the curtain can be unfolded when the ropes are wound by the rotating shaft; secondly, the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear jointly form a worm and gear structure, so that automatic locking after the rotating shaft is adjusted can be realized; thirdly, the multi-tooth cam is in elastic contact with the rear end face of the curtain after the curtain is unfolded, and the multi-tooth cam forms a continuous shifting structure of the curtain, so that the dust on the curtain can be cleaned through the continuous shifting of the multi-tooth cam when the curtain is rolled and unfolded; fourthly, because the two spray nozzles are symmetrically arranged on the spray pipe, the spray pipe and the two spray nozzles are both positioned at the rear position of the curtain after being unfolded, and the gas sprayed from the two spray nozzles forms a wind power driving structure of the curtain, the curtain can shake back and forth when the spray nozzles continuously spray gas, and the dust on the curtain can be shaken off; fifthly, because of the poking rod is in elastic contact with the end of the elastic telescopic bottle, the poking seat and the six poking rods jointly form a continuous extrusion structure of the elastic telescopic bottle, so that the continuous extrusion of the elastic telescopic bottle can be realized when the poking seat rotates along with the rotating shaft, and further the continuous air injection at the nozzle is realized.

Fixed knot has been improved, can realize the adjustment of fixing base position through improving the back, and can also realize fastening bolt's elasticity locking not hard up on the fixing base, specifically as follows: firstly, the threaded rod is rotatably connected to the frame body and is in threaded connection with the sliding block, and the threaded rod forms a threaded adjusting structure of the sliding block and the fixed seat, so that the position of the fixed seat can be adjusted, and the flexibility of the fixed seat in the fixing process is improved; secondly, because of seted up an open slot on the fixing base, and the interval of fixing base and support body rear end face is 2cm to can realize fixing bolt's elasticity locking through the elasticity of fixing base after the bolt fastening.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is an enlarged schematic view of fig. 1 at a.

Fig. 3 is an enlarged schematic view of fig. 1 at B according to the present invention.

Fig. 4 is an enlarged view of the structure of fig. 1 at C according to the present invention.

Fig. 5 is an enlarged view of fig. 1 at D according to the present invention.

Fig. 6 is a schematic top view of the present invention.

Fig. 7 is an enlarged view of fig. 6E according to the present invention.

Fig. 8 is an enlarged view of the structure of fig. 6 at F according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a frame body; 101. a sliding groove; 102. a connecting seat; 2. a fixed structure; 201. a slider; 202. a fixed seat; 203. a threaded rod; 3. a curtain; 4. a drive structure; 401. a rotating shaft; 402. a rope; 403. a gear; 404. adjusting a rod; 405. a drive motor; 406. a multi-tooth cam; 407. a dial seat; 5. an auxiliary structure; 501. an elastic telescopic bottle; 502. a connecting pipe; 503. a nozzle; 504. and (4) a spray head.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides an electric curtain system capable of being horizontally unfolded, which comprises a frame body 1; four fixing structures 2 are arranged on the frame body 1, and a curtain 3 is arranged on the frame body 1; the frame body 1 is provided with a driving structure 4, and the frame body 1 is also provided with an auxiliary structure 5; referring to fig. 1, 4, 6 and 7, the driving structure 4 includes a plurality of tooth cams 406, three tooth cams 406 are provided, and the three tooth cams 406 are mounted on the rotating shaft 401 at equal intervals; the multi-tooth cam 406 is in elastic contact with the rear end face of the unfolded curtain 3, and the multi-tooth cam 406 forms a continuous shifting structure of the curtain 3, so that dust on the curtain 3 can be cleaned through continuous shifting of the multi-tooth cam 406 when the curtain 3 is rolled and unfolded; referring to fig. 1 and 4, the driving structure 4 further includes a toggle seat 407, the toggle seat 407 is welded on the rotating shaft 401, and six toggle rods are welded on the toggle seat 407 in an annular array; the poke rod is in elastic contact with the head end of the elastic telescopic bottle 501, and the poke seat 407 and the six poke rods jointly form a continuous extrusion structure of the elastic telescopic bottle 501, so that the continuous extrusion of the elastic telescopic bottle 501 can be realized when the poke seat 407 rotates along with the rotating shaft 401, and further the continuous air injection of the spray head 504 is realized.

Referring to fig. 1 and 2, the frame body 1 includes a sliding groove 101, the left end surface and the right end surface of the frame body 1 are both provided with one sliding groove 101, and the sliding groove 101 is in a trapezoid groove-shaped structure; the fixed structure 2 comprises a sliding block 201, a fixed seat 202 and a threaded rod 203, wherein the sliding block 201 is connected in the sliding groove 101 in a sliding mode, and the fixed seat 202 is welded on the sliding block 201; threaded rod 203 rotates to be connected on support body 1, and threaded rod 203 and sliding block 201 threaded connection to threaded rod 203 has constituteed the screw thread formula of sliding block 201 and fixing base 202 and has adjusted the structure, thereby can realize the adjustment of fixing base 202 position, and then has improved the flexibility of fixing base 202 when fixed.

Referring to fig. 6 and 8, the frame body 1 further includes three connecting seats 102, and the three connecting seats 102 are welded to the frame body 1 at equal intervals; an open slot is formed in the fixing base 202, and the distance between the fixing base 202 and the rear end face of the frame body 1 is 2cm, so that the elasticity of the fixing bolt can be prevented from loosening after the fixing bolt is fixed through the elasticity of the fixing base 202.

Referring to fig. 1, the driving structure 4 includes a rotating shaft 401 and a rope 402, the rotating shaft 401 is rotatably connected to the frame body 1; the number of the ropes 402 is three, and the three ropes 402 respectively pass through the three connecting seats 102; the head ends of the three ropes 402 are connected with the curtain 3, the tail ends of the three ropes 402 are connected with the rotating shaft 401 in a binding mode, the rotating shaft 401 and the ropes 402 jointly form a winding type extending structure of the curtain 3, and therefore when the rotating shaft 401 winds the ropes 402, the curtain 3 can be unfolded.

Referring to fig. 1 and 3, the driving structure 4 further includes a gear 403, an adjusting rod 404 and a driving motor 405, the gear 403 is welded on the rotating shaft 401; the driving motor 405 is fixedly connected to the frame body 1 through a bolt, an adjusting rod 404 is fixedly connected to a rotating shaft of the driving motor 405, and spiral teeth are formed on the adjusting rod 404; the spiral teeth formed on the adjusting rod 404 are engaged with the gear 403, and the adjusting rod 404 and the gear 403 together form a worm and gear structure, so that the automatic locking after the rotating shaft 401 is adjusted can be realized.

Referring to fig. 1 and 4, the auxiliary structure 5 includes an elastic telescopic bottle 501 and a connecting pipe 502, the elastic telescopic bottle 501 is fixedly connected to the frame body 1 by a clip, and the connecting pipe 502 is connected to the elastic telescopic bottle 501.

Referring to fig. 1 and 5, the auxiliary structure 5 further includes a spray pipe 503 and a spray head 504, the spray pipe 503 is connected to the connection pipe 502, and the spray pipe 503 has a cylindrical tubular structure; two spray nozzles 504 are symmetrically installed on the spray pipe 503, the spray pipe 503 and the two spray nozzles 504 are both located at the rear position of the curtain 3 after being unfolded, and the air sprayed from the two spray nozzles 504 forms a wind power driving type structure of the curtain 3, so that reciprocating shaking of the curtain 3 can be realized when the spray nozzles 504 continuously spray air, and then shaking and falling of dust on the curtain 3 are realized.

The specific use mode and function of the embodiment are as follows:

when the curtain is used, when the driving motor 405 rotates, firstly, the head ends of the three ropes 402 are connected with the curtain 3, the tail ends of the three ropes 402 are connected with the rotating shaft 401 in a binding manner, and the rotating shaft 401 and the ropes 402 jointly form a winding type extending structure of the curtain 3, so that the curtain 3 can be unfolded when the rotating shaft 401 winds the ropes 402; secondly, the spiral teeth arranged on the adjusting rod 404 are meshed with the gear 403, and the adjusting rod 404 and the gear 403 jointly form a worm and gear structure, so that the automatic locking of the rotating shaft 401 after adjustment can be realized; thirdly, as the multi-tooth cam 406 is in elastic contact with the rear end face of the unfolded curtain 3 and the multi-tooth cam 406 forms a continuous shifting structure of the curtain 3, the dust on the curtain 3 can be cleaned through the continuous shifting of the multi-tooth cam 406 when the curtain 3 is rolled and unfolded; fourthly, because the two nozzles 504 are symmetrically arranged on the spray pipe 503, the spray pipe 503 and the two nozzles 504 are both positioned at the rear position of the curtain 3 after being unfolded, and the air sprayed from the two nozzles 504 forms a wind-driven structure of the curtain 3, the curtain 3 can shake back and forth when the nozzles 504 continuously spray air, and the dust on the curtain 3 can be shaken off; fifthly, as the poke rod is in elastic contact with the head end of the elastic telescopic bottle 501, and the poke seat 407 and the six poke rods jointly form a continuous extrusion structure of the elastic telescopic bottle 501, the continuous extrusion of the elastic telescopic bottle 501 can be realized when the poke seat 407 rotates along with the rotating shaft 401, and further the continuous air injection at the spray head 504 is realized;

when the fixing is performed, firstly, the threaded rod 203 is rotatably connected to the frame body 1, the threaded rod 203 is in threaded connection with the sliding block 201, and the threaded rod 203 forms a threaded adjusting structure of the sliding block 201 and the fixing seat 202, so that the position of the fixing seat 202 can be adjusted, and the flexibility of the fixing seat 202 during fixing is improved; secondly, because of the open slot has been seted up on fixing base 202, and the interval of fixing base 202 and support body 1 rear end face is 2cm to can realize fixing bolt's elasticity locking through fixing base 202 elasticity after through the bolt fastening.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An electric curtain system capable of being horizontally unfolded, which is characterized in that: comprises a frame body (1); the frame body (1) is provided with four fixing structures (2), and the frame body (1) is provided with a curtain (3); the frame body (1) is provided with a driving structure (4), and the frame body (1) is also provided with an auxiliary structure (5); the driving structure (4) comprises three multi-tooth cams (406), and the three multi-tooth cams (406) are arranged on the rotating shaft (401) at equal intervals; the multi-tooth cam (406) is in elastic contact with the rear end face of the unfolded curtain (3), and the multi-tooth cam (406) forms a continuous shifting structure of the curtain (3); the driving structure (4) further comprises a poking seat (407), the poking seat (407) is welded on the rotating shaft (401), and six poking rods are welded on the poking seat (407) in an annular array shape; the poke rod is in elastic contact with the head end of the elastic telescopic bottle (501), a continuous extrusion structure of the elastic telescopic bottle (501) is composed of a poke seat (407) and six poke rods, and the poke seat (407) realizes continuous extrusion of the elastic telescopic bottle (501) when rotating along with the rotating shaft (401);

the auxiliary structure (5) further comprises a spray pipe (503) and a spray head (504), the spray pipe (503) is connected with the connecting pipe (502), and the spray pipe (503) is of a cylindrical tubular structure; two spray heads (504) are symmetrically arranged on the spray pipe (503), and the spray pipe (503) and the two spray heads (504) are both positioned at the rear position of the unfolded back curtain (3).

2. The horizontally deployable motorized curtain system of claim 1, wherein: the frame body (1) comprises a sliding groove (101), the left end face and the right end face of the frame body (1) are both provided with one sliding groove (101), and the sliding grooves (101) are of a trapezoidal groove-shaped structure; the fixing structure (2) comprises a sliding block (201), a fixed seat (202) and a threaded rod (203), the sliding block (201) is connected in the sliding groove (101) in a sliding mode, and the fixed seat (202) is welded on the sliding block (201); threaded rod (203) rotate to be connected on support body (1), and threaded rod (203) and sliding block (201) threaded connection to threaded rod (203) have constituteed the screw thread formula of sliding block (201) and fixing base (202) and have adjusted the structure.

3. A horizontally deployable electrically powered curtain system as claimed in claim 2, wherein: the frame body (1) further comprises three connecting seats (102), the three connecting seats (102) are arranged, and the three connecting seats (102) are welded on the frame body (1) at equal intervals; an open slot is formed in the fixed seat (202), and the interval between the fixed seat (202) and the rear end face of the frame body (1) is 2 cm;

the driving structure (4) comprises a rotating shaft (401) and a rope (402), and the rotating shaft (401) is rotatably connected to the frame body (1); the number of the ropes (402) is three, and the three ropes (402) respectively penetrate through the three connecting seats (102); the head ends of the three ropes (402) are connected with the curtain (3), the tail ends of the three ropes (402) are bound with the rotating shaft (401) and connected, and the rotating shaft (401) and the ropes (402) jointly form a winding type extending structure of the curtain (3).

4. The horizontally deployable motorized curtain system of claim 1, wherein: the driving structure (4) further comprises a gear (403), an adjusting rod (404) and a driving motor (405), wherein the gear (403) is welded on the rotating shaft (401); the driving motor (405) is fixedly connected to the frame body (1) through a bolt, an adjusting rod (404) is fixedly connected to a rotating shaft of the driving motor (405), and spiral teeth are formed in the adjusting rod (404); spiral teeth arranged on the adjusting rod (404) are meshed with the gear (403), and the adjusting rod (404) and the gear (403) jointly form a worm and gear structure.

5. The horizontally deployable motorized curtain system of claim 1, wherein: auxiliary structure (5) are including elastic stretching bottle (501) and connecting pipe (502), elastic stretching bottle (501) are through clamp fixed connection on support body (1), and are connected with a connecting pipe (502) on elastic stretching bottle (501).

6. The horizontally deployable motorized curtain system of claim 1, wherein: the gas sprayed out of the two spray heads (504) forms a wind-driven structure of the curtain (3).