CN216434660U

CN216434660U - Projection curtain fixing device for computer teaching

Info

Publication number: CN216434660U
Application number: CN202220015989.3U
Authority: CN
Inventors: 张桂莲; 张明霞; 唐仙
Original assignee: Hunan Urban Professional College
Current assignee: Hunan Urban Professional College
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-05-03
Anticipated expiration: 2032-01-06

Abstract

The utility model provides a projection curtain fixing device for computer teaching, which relates to the technical field of curtain fixing and comprises a device body; the device body rear is provided with the fixed loading board of left right direction, the bar locking hole of left right direction is run through around seting up in the middle of the fixed loading board, all be provided with the fixed plate of through hole about the area from top to bottom at fixed loading board place ahead terminal surface both ends, the setting of fixed loading board, conveniently bear projection curtain through the bolt fastening at the wall, make things convenient for the horizontal adjustment axle to rotate through the bearing installation, it is fixed to lock projection curtain tip through bearing regulation pole and locking fixed plate conveniently, make things convenient for projection curtain to dismantle alone, it directly leads to dismantling the back unable installing once more in same position through the bolt fastening to have solved projection curtain, inconvenient bear the installation to projection curtain through the fixing base realizes the problem of dismantling alone.

Description

Projection curtain fixing device for computer teaching

Technical Field

The utility model belongs to the technical field of the curtain is fixed, especially, relate to a computer teaching is with projection curtain fixing device.

Background

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.

Based on the above, the present inventors found that the conventional projection curtain fixing device for computer teaching has the following disadvantages:

1. the projection curtain is directly fixed on the wall surface through the bolt, so that the projection curtain cannot be installed again at the same position after being disassembled, and the projection curtain is inconvenient to bear and install through the fixed seat to realize independent disassembly;

2. the projection screen is easy to be inclined in the fixing process to influence the display effect of a projection picture in the later use, and the projection screen is horizontally adjusted after inconvenient fixing and installation to ensure the projection effect.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a projection curtain fixing device for computer teaching is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a projection curtain fixing device for computer teaching, which solves the problems that the existing projection curtain is directly fixed on the wall surface through bolts, so that the projection curtain can not be installed again at the same position after being disassembled, and the projection curtain is inconvenient to be loaded and installed through a fixed seat to realize independent disassembly; the problem that projection image display effect is influenced when the projection curtain is easily inclined in the fixing process to cause later use, and the projection effect is guaranteed by horizontally adjusting the projection curtain after the projection curtain is inconvenient to fix and install.

The utility model discloses computer teaching is with projection curtain fixing device's purpose and efficiency, is reached by following specific technological means:

a projection curtain fixing device for computer teaching comprises a device body;

the device body rear side is provided with the fixed loading board of left right direction, and the bar locking hole that runs through left right direction around setting up in the middle of the fixed loading board, all is provided with the fixed plate of taking upper and lower through hole from top to bottom at fixed loading board place ahead terminal surface both ends.

Further, the locking fixing plate is sleeved between the locking fixing rod and the limiting guide rod, the front end portion and the rear end portion of the locking fixing plate are provided with sleeved holes which penetrate through from top to bottom, and the end face of the bottom of the locking fixing plate is provided with a limiting groove which penetrates through from left to right.

Furthermore, the locking threaded hole internally mounted who bears the weight of the regulation pole has the locking dead lever of upper and lower direction, and the outside circumference of locking dead lever is seted up threadedly, and locking dead lever top is provided with the rotation post in area antiskid groove, and regular hexagon groove has been seted up at the rotation post top of locking dead lever.

Furthermore, the threaded blind hole of the bearing adjusting rod is internally provided with a limiting guide rod in the vertical direction, the outer circumference of the bottom of the limiting guide rod is provided with threads, and the top end face of the limiting guide rod is provided with a regular hexagonal groove.

Further, the outside circumference of horizontal adjustment axle installs fore-and-aft direction and bears the weight of the regulation pole, bears the weight of the regulation pole rear end and sets up the regulation screw hole that runs through from top to bottom, bears the weight of the locking screw hole that the regulation pole front end set up run through from top to bottom, bears the weight of the regulation pole top rear and sets up threaded blind hole, bears the weight of the outside circumference of regulation pole front end and sets up annular spacing groove.

Further, all install the horizontal adjustment axle of direction from top to bottom through the bearing between the fixed plate of fixed loading board, the outside circumference of horizontal adjustment axle has seted up the screw thread, and horizontal adjustment axle both ends all are provided with the fixed column, and regular hexagon groove has been seted up to horizontal adjustment axle bottom terminal surface.

Compared with the prior art, the utility model discloses following beneficial effect has:

the setting of fixed loading board, conveniently bear the projection curtain through the bolt fastening at the wall, make things convenient for the horizontal adjustment axle to rotate through the bearing installation, it is fixed that convenient lock is carried out projection curtain tip through bearing regulation pole and locking fixed plate, make things convenient for the projection curtain to dismantle alone, solved the projection curtain directly lead to dismantling the back through the bolt fastening at the wall and can't install once more in the same position, inconvenient bear the installation through the fixing base to the projection curtain and realize the problem of dismantling alone.

Bear the setting of adjusting the pole, make things convenient for spacing guide bar and locking dead lever to pass through the screw thread installation, conveniently install at the outside circumference of horizontal adjustment axle through the screw thread, conveniently reciprocate along the horizontal adjustment axle through thread engagement, conveniently carry projection curtain tip and reciprocate and realize the horizontal adjustment, the influence is thrown the picture display effect when having solved projection curtain fixed in-process easily crooked and leading to the later stage use, carry out the problem that the horizontal adjustment guarantees the projection effect to the projection curtain behind the inconvenient fixed mounting.

Drawings

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

Fig. 2 is a left side view structure diagram of the present invention.

Fig. 3 is a schematic sectional structure diagram of the present invention.

Fig. 4 is a schematic view of the disassembly structure of the present invention.

In the figure: 1. a device body; 2. fixing a bearing plate; 3. a horizontal adjustment shaft; 4. a bearing adjusting rod; 5. a limiting guide rod; 6. locking the fixed rod; 7. and locking the fixing plate.

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 4:

the utility model provides a projection curtain fixing device for computer teaching, which comprises a device body 1;

device 1 rear side of body is provided with the fixed loading board 2 of direction about, it is convenient to bear the projection curtain through the bolt fastening at the wall, the bar locking hole of direction about running through is seted up around in the middle of fixed loading board 2, it installs at the wall conveniently through the bolt, all be provided with the fixed plate of taking through hole from top to bottom at 2 place ahead terminal surface both ends of fixed loading board, make things convenient for leveling shaft 3 to pass through the bearing installation, all install the leveling shaft 3 of direction from top to bottom through the bearing between the fixed plate of fixed loading board 2, conveniently rotate, the screw thread has been seted up to 3 outside circumferences of leveling shaft, conveniently bear regulation pole 4 and pass through the screw thread installation, 3 both ends of leveling shaft all are provided with the fixed column, conveniently pass through the bearing installation, regular hexagon groove has been seted up to 3 bottom terminals of leveling shaft, make things convenient for the insertion tool to rotate the regulation.

Wherein, the outer circumference of the horizontal adjusting shaft 3 is provided with a bearing adjusting rod 4 in the front and back direction, which is convenient for lifting adjustment through thread meshing, the back end of the bearing adjusting rod 4 is provided with an adjusting threaded hole penetrating up and down, which is convenient for installation at the outer circumference of the horizontal adjusting shaft 3, the front end of the bearing adjusting rod 4 is provided with a locking threaded hole penetrating up and down, which is convenient for installation of a locking fixing rod 6 through thread, the back of the top of the bearing adjusting rod 4 is provided with a threaded blind hole, which is convenient for installation of a limiting guide rod 5 through thread, the outer circumference of the front end of the bearing adjusting rod 4 is provided with an annular limiting groove, which is convenient for limiting a projection curtain, the threaded blind hole of the bearing adjusting rod 4 is internally provided with a limiting guide rod 5 in the up and down direction, which is convenient for lifting guide of the locking fixing plate 7, the outer circumference of the bottom of the limiting guide rod 5 is provided with thread, which is convenient for installation through thread, the end surface of the top of the limiting guide rod 5 is provided with a regular hexagonal groove, the insertion tool can be conveniently rotated and disassembled.

Wherein, bear locking threaded hole internally mounted who adjusts pole 4 and have the locking dead lever 6 of upper and lower direction, the convenience reciprocates through the thread engagement, locking dead lever 6 outside circumference is seted up threadedly, the convenience is through the thread installation, 6 tops of locking dead lever are provided with the rotation post of taking the antiskid groove, convenient manual rotation, regular hexagon groove has been seted up at the rotation capital portion of locking dead lever 6, make things convenient for the insertion tool to rotate, the cover is equipped with locking fixed plate 7 between locking dead lever 6 and the spacing guide bar 5, conveniently lock projection curtain, the suit hole that runs through from top to bottom is all seted up to tip around the locking fixed plate 7, make things convenient for the suit installation, the spacing groove that link up about locking fixed plate 7 bottom terminal surface was seted up, it is convenient to carry on spacingly to projection curtain.

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

in the utility model, the device body 1 shown in fig. 1 is taken out during installation, the rear end face of the fixed bearing plate 2 is tightly adhered to the wall surface and is locked and fixed through bolts, the two ends of the projection curtain are placed between the bearing adjusting rod 4 and the locking fixing plate 7, the horizontal adjusting shaft 3 is rotated through a tool to be meshed with the thread of the bearing adjusting rod 4, the bearing adjusting rod 4 is adjusted up and down through thread meshing, the projection curtain is adjusted up and down through the bearing adjusting rod 4, the projection curtain is adjusted to be in a horizontal state through observing the horizontal bubble instrument, after the adjustment is finished, the locking fixing rod 6 is rotated to be meshed with the thread of the bearing adjusting rod 4, the locking fixing rod 6 is descended through thread meshing, the locking fixing plate 7 is descended through the locking fixing rod 6, and the locking fixing plate 7 is descended along the limiting guide rod 5 to lock the projection curtain; the fixed bearing plate 2 is convenient to be fixed on a wall surface through a bolt to bear a projection curtain, the horizontal adjusting shaft 3 is convenient to rotate through bearing installation, the end part of the projection curtain is convenient to be locked and fixed through the bearing adjusting rod 4 and the locking fixing plate 7, the projection curtain is convenient to be detached independently, and the problems that the projection curtain cannot be installed again at the same position after being detached due to the fact that the projection curtain is directly fixed on the wall surface through the bolt, and the projection curtain is inconvenient to bear, install and detach independently through a fixing seat are solved; wherein bear adjusting lever 4 and make things convenient for spacing guide bar 5 and locking dead lever 6 to pass through the screw thread installation, conveniently install at 3 outside circumferences of horizontal adjustment axle through the screw thread, conveniently reciprocate along horizontal adjustment axle 3 through the thread engagement, conveniently carry projection curtain tip and reciprocate and realize the horizontal adjustment, influence projection picture display effect when having solved projection curtain fixed in-process skew easily and leading to the later stage to use, carry out the problem that the horizontal adjustment guarantees the projection effect to projection curtain behind the inconvenient fixed mounting.

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. The utility model provides a computer teaching is with projection curtain fixing device which characterized in that: comprises a device body (1);

the device is characterized in that a left-right-direction fixed bearing plate (2) is arranged at the rear of the device body (1), a strip-shaped locking hole which penetrates through the left direction and the right direction from front to back is formed in the middle of the fixed bearing plate (2), and fixing plates with upper and lower through holes are arranged at the two ends of the front end face of the fixed bearing plate (2) from top to bottom.

2. The projection curtain fixing device for computer teaching as claimed in claim 1, wherein: all install horizontal adjustment axle (3) of direction from top to bottom through the bearing between the fixed plate of fixed loading board (2), horizontal adjustment axle (3) outside circumference is seted up threadedly, and horizontal adjustment axle (3) both ends all are provided with the fixed column, and regular hexagon groove has been seted up to horizontal adjustment axle (3) bottom terminal surface.

3. The projection curtain fixing device for computer teaching as claimed in claim 2, wherein: horizontal adjustment axle (3) outside circumference is installed fore-and-aft direction and is born regulation pole (4), bears the regulation screw hole that runs through from top to bottom of adjusting pole (4) rear end and seted up, bears the locking screw hole that runs through from top to bottom of adjusting pole (4) front end and seted up, bears and adjust pole (4) top rear and seted up threaded blind hole, bears and adjust pole (4) front end outside circumference and seted up annular spacing groove.

4. A projection curtain fixing device for computer teaching as claimed in claim 3, wherein: the threaded blind hole of the bearing adjusting rod (4) is internally provided with a limiting guide rod (5) in the vertical direction, the outer circumference of the bottom of the limiting guide rod (5) is provided with threads, and the top end face of the limiting guide rod (5) is provided with a regular hexagonal groove.

5. The apparatus of claim 4, wherein the projection curtain fixing apparatus for computer teaching comprises: the locking screw hole internally mounted who bears regulation pole (4) has locking dead lever (6) of upper and lower direction, and locking dead lever (6) outside circumference is seted up threadedly, and locking dead lever (6) top is provided with the rotation post of taking the antiskid groove, and regular hexagon groove has been seted up at the rotation post top of locking dead lever (6).

6. The apparatus of claim 5, wherein the projection curtain fixing apparatus for computer teaching comprises: the locking fixing rod (6) and the limiting guide rod (5) are sleeved with a locking fixing plate (7), the front end part and the rear end part of the locking fixing plate (7) are provided with sleeved holes which penetrate through from top to bottom, and the bottom end face of the locking fixing plate (7) is provided with a limiting groove which penetrates through from left to right.