CN212433987U

CN212433987U - Information-based teaching curtain fixing device convenient to adjust size

Info

Publication number: CN212433987U
Application number: CN202021595256.9U
Authority: CN
Inventors: 马维和
Original assignee: Qiqihar University
Current assignee: Qiqihar University
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-01-29
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a curtain fixing device is used in information-based teaching convenient to adjust size, draw the piece including bottom plate, motor, first drawing piece and second, the mounting hole has all been seted up to the outer end inside of bottom plate, and the upper end rear side fixedly connected with fixed plate of mounting hole, the lower extreme rear side fixedly connected with connecting plate of bottom plate, and the inside block of connecting plate is connected with the regulation pole, the outside through connection who adjusts the pole has the fly leaf, and the right side of adjusting the pole is connected with the output shaft of motor, first drawing piece is located the rear end middle part of fly leaf inboard, and the first front end outside of drawing the piece is provided with first spring, the second draws the outer end middle part inboard that the piece is located the fly leaf, and the second draws the inner outside of piece to be provided with the second spring. This information-based teaching curtain fixing device convenient to adjust size is convenient for install fixed dismantlement, is convenient for adjust the device's size to and be convenient for fix the curtain.

Description

Information-based teaching curtain fixing device convenient to adjust size

Technical Field

The utility model relates to an information-based teaching technical field specifically is a curtain fixing device is used in information-based teaching convenient to adjust size.

Background

Along with the development of science and technology and economy, the current schools generally use projection equipment for informatization teaching, so that the writing time of teachers is reduced, the teaching quality is improved, when projection equipment is used for projection, a projection curtain is indispensable, and the curtain is usually fixed through a fixing device;

the curtain fixing device for the existing informatization teaching is not convenient to install and fix, is not convenient to adjust the size of the device, and is not convenient to fix the curtain, so that the device for the informatization teaching curtain fixing device convenient to adjust the size is provided, and the problem provided in the method is solved.

Disclosure of Invention

An object of the utility model is to provide a curtain fixing device is used in information-based teaching convenient to adjust size to solve the current information-based teaching that proposes in the above-mentioned background art and use curtain fixing device, generally be not convenient for install fixedly, be not convenient for adjust the device's size, and be not convenient for carry out the problem of fixing to the curtain.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an information-based teaching is with curtain fixing device convenient to adjust size, includes that bottom plate, motor, first drawing piece and second draw the piece, the mounting hole has all been seted up to the outer end inside of bottom plate, and the upper end rear side fixedly connected with fixed plate of mounting hole, the lower extreme rear side fixedly connected with connecting plate of bottom plate, and the inside block of connecting plate is connected with the regulation pole, the outside through connection of regulation pole has the fly leaf, and the right side of adjusting the pole is connected with the output shaft of motor, first drawing piece is located the rear end middle part inboard of fly leaf, and the first front end outside of drawing the piece is provided with first spring to the first front side fixedly connected with locating plate that draws the piece, the second draws the piece to be located the outer end middle part inboard of fly leaf, and the second draws the inner outside of piece to be provided with the second spring to the inboard fixedly connected with stopper that the.

Preferably, fixed plate and connecting plate all are connected through the welded mode with the bottom plate, and the fixed plate constitutes block structure with the fly leaf to fixed plate and connecting plate all are "U" style of calligraphy structure.

Preferably, the movable plate is attached to the bottom plate and symmetrically arranged with respect to the fixed plate, and the movable plate is in a convex shape in front view.

Preferably, the movable plate is in threaded connection with the adjusting rod, and the right end of the adjusting rod penetrates through the connecting plate.

Preferably, the first pulling block and the second pulling block form a clamping structure with the movable plate, and the first pulling block and the second pulling block are integrated with the positioning plate and the limiting block respectively.

Preferably, the locating plate and the limiting block form a telescopic structure with the movable plate, and the limiting block is connected with the first pulling block in a buckling mode.

Compared with the prior art, the beneficial effects of the utility model are that: the information-based teaching curtain fixing device convenient for size adjustment is convenient to mount, fix and dismount, adjust the size of the device and fix a curtain;

1. the fixing device is provided with a bottom plate and a mounting hole, the fixing device is convenient to mount and fix through a screw through the mounting hole formed in the outer end of the bottom plate, and the purpose of dismounting is convenient to achieve through rotating the screw in the mounting hole;

2. the motor is used for operation, so that the adjusting rod drives the movable plate to move under the limit of the bottom plate and the fixed plate, the distance between the single movable plate is adjusted, and the size of the fixing device is adjusted conveniently;

3. be provided with fly leaf, first drawing piece, second and draw piece and stopper, draw the piece through the first drawing piece and the second that stimulate fly leaf inside, be convenient for control stopper to the buckle of first drawing piece to this is convenient for through the fixed of control locating plate to the curtain.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is the utility model discloses first draw the piece to be connected with the stopper and overlook the section structure schematic diagram.

In the figure: 1. a base plate; 2. mounting holes; 3. a fixing plate; 4. a connecting plate; 5. adjusting a rod; 6. a movable plate; 7. a motor; 8. a first pull block; 9. a first spring; 10. positioning a plate; 11. a second pull block; 12. a second spring; 13. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a screen fixing device for informatization teaching convenient for size adjustment comprises a bottom plate 1, mounting holes 2, a fixing plate 3, a connecting plate 4, an adjusting rod 5, a movable plate 6, a motor 7, a first pulling block 8, a first spring 9, a positioning plate 10, a second pulling block 11, a second spring 12 and a limiting block 13, wherein the mounting holes 2 are formed in the outer end of the bottom plate 1, the fixing plate 3 is fixedly connected to the rear side of the upper end of the mounting holes 2, the connecting plate 4 is fixedly connected to the rear side of the lower end of the bottom plate 1, the adjusting rod 5 is connected to the inner portion of the connecting plate 4 in a clamping manner, the movable plate 6 is connected to the outer side of the adjusting rod 5 in a penetrating manner, the output shaft of the motor 7 is connected to the right side of the adjusting rod 5, the first pulling block 8 is located on the inner side of the middle portion of the rear end of the movable plate 6, the first spring 9 is arranged, the second pulling block 11 is positioned at the inner side of the middle part of the outer end of the movable plate 6, a second spring 12 is arranged at the outer side of the inner end of the second pulling block 11, and a limiting block 13 is fixedly connected at the inner side of the second pulling block 11;

as shown in fig. 1, 2 and 3, a fixed plate 3 and a connecting plate 4 are both connected with a bottom plate 1 by welding, the fixed plate 3 and a movable plate 6 form a clamping structure, the fixed plate 3 and the connecting plate 4 are both in a U-shaped structure, so that the movable plate 6 is conveniently limited, the movable plate 6 is attached to the bottom plate 1, the movable plate 6 is symmetrically arranged with respect to the fixed plate 3, and the movable plate 6 is conveniently limited because the front view shape of the movable plate 6 is in a convex shape;

as in fig. 1, in fig. 2 and fig. 3, the movable plate 6 is in threaded connection with the adjusting rod 5, and the right end of the adjusting rod 5 penetrates through the inside of the connecting plate 4, the movable plate 6 is driven to move by the rotation of the adjusting rod 5, the first pulling block 8 and the second pulling block 11 both form a clamping structure with the movable plate 6, and the first pulling block 8 and the second pulling block 11 are respectively in an integrated structure with the positioning plate 10 and the limiting block 13, so that the first pulling block 8 and the second pulling block 11 are limited, as in fig. 3 and fig. 4, the positioning plate 10 and the limiting block 13 both form a telescopic structure with the movable plate 6, and the limiting block 13 is connected with the first pulling block 8 in a buckling manner, so that the first pulling block 8 is positioned through the limiting block 13.

The working principle is as follows: when the information-based teaching curtain fixing device convenient for size adjustment is used, as shown in fig. 1, fig. 2 and fig. 3, firstly, the fixing device is fixedly installed on the outer side of the lower end of the curtain through a mounting hole 2 formed in the outer end of a bottom plate 1 by penetrating through a screw, then, a motor 7 is used for operating an adjusting rod 5, and the adjusting rod 5 is in threaded connection with a movable plate 6, so that the adjusting rod 5 and the movable plate 6 are respectively in clamping connection with a connecting plate 4 and a fixing plate 3, and the movable plate 6 is in laminating connection with the bottom plate 1, therefore, the movable plate 6 can conveniently move under the limit of the bottom plate 1 and the fixing plate 3 by the rotation of the adjusting rod 5, the distance between the movable plate 6 monomers can be conveniently adjusted, and the purpose of adjusting the size of the fixing device;

when the operation of the motor 7 is performed to enable the two ends of the curtain to be located at the front side of the inner end of the movable plate 6, as shown in fig. 1, 3 and 4, the second pulling block 11 which is connected with the inner end of the movable plate 6 in a clamping manner can be pulled outwards, the fastening connection between the limiting block 13 which is fixedly connected with the inner end of the second pulling block 11 and the first pulling block 8 is disconnected, so that the first pulling block 8 drives the positioning plate 10 to move forwards under the action of the first spring 9, the positioning plate 10 is tightly attached to the curtain, and the purpose of fixing the curtain through the positioning plate 10 is achieved, after the curtain is used, as shown in fig. 1, 3 and 4, the second pulling block 11 is pulled, the limiting block 13 is disconnected from the fastening connection of the first pulling block 8 under the action of the second spring 12, then the first pulling block 8 is pulled backwards, the connection of the positioning plate 10 to the curtain is disconnected, so that the curtain is convenient to be disassembled, thereby completing a series of operations of the curtain fixing device for informatization teaching which is convenient to adjust, those not described in detail in this specification are within the skill of the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an information-based teaching is with curtain fixing device convenient to adjust size, includes bottom plate (1), motor (7), first drawing piece (8) and second and draws piece (11), its characterized in that: the outer end of the bottom plate (1) is internally provided with mounting holes (2), the rear side of the upper end of each mounting hole (2) is fixedly connected with a fixed plate (3), the rear side of the lower end of the bottom plate (1) is fixedly connected with a connecting plate (4), the connecting plate (4) is clamped and connected with an adjusting rod (5), the outer side of each adjusting rod (5) is connected with a movable plate (6) in a penetrating manner, the right side of each adjusting rod (5) is connected with an output shaft of a motor (7), the first pulling block (8) is positioned on the inner side of the middle part of the rear end of the movable plate (6), a first spring (9) is arranged on the outer side of the front end of the first pulling block (8), a positioning plate (10) is fixedly connected on the front side of the first pulling block (8), the second pulling block (11) is positioned on the inner side of the middle part of the outer end of the movable plate (, and the inner side of the second pulling block (11) is fixedly connected with a limiting block (13).

2. The informationized teaching curtain fixing device convenient for size adjustment according to claim 1, wherein: fixed plate (3) and connecting plate (4) all are connected through the welded mode with bottom plate (1), and fixed plate (3) and fly leaf (6) constitute the block structure to fixed plate (3) and connecting plate (4) all are "U" style of calligraphy structure.

3. The informationized teaching curtain fixing device convenient for size adjustment according to claim 1, wherein: the movable plate (6) is attached to the bottom plate (1), the movable plate (6) is symmetrically arranged relative to the fixed plate (3), and the movable plate (6) is in a convex shape in front view.

4. The informationized teaching curtain fixing device convenient for size adjustment according to claim 1, wherein: the movable plate (6) is in threaded connection with the adjusting rod (5), and the right end of the adjusting rod (5) penetrates through the connecting plate (4).

5. The informationized teaching curtain fixing device convenient for size adjustment according to claim 1, wherein: the first pulling block (8) and the second pulling block (11) form a clamping structure with the movable plate (6), and the first pulling block (8) and the second pulling block (11) are integrated with the positioning plate (10) and the limiting block (13) respectively.

6. The informationized teaching curtain fixing device convenient for size adjustment according to claim 1, wherein: the positioning plate (10) and the limiting block (13) form a telescopic structure with the movable plate (6), and the limiting block (13) is connected with the first pulling block (8) in a buckling mode.