CN217086053U

CN217086053U - LED display screen

Info

Publication number: CN217086053U
Application number: CN202220436798.4U
Authority: CN
Inventors: 高军; 刘圆圆; 李迁; 宿德昌
Original assignee: Shandong Dajing Electronic Technology Co ltd
Current assignee: Shandong Dajing Electronic Technology Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-29
Anticipated expiration: 2032-03-02

Abstract

The utility model relates to a wireless screen technical field that throws especially relates to a LED display screen. The technical scheme comprises the following steps: protecting crust, bracing piece and throw the screen equipment body, the protecting crust other end fixed surface of maintaining a both sides installs the movable rod, movable mounting has fixed frame between the stopper, the inside fixed mounting of fixed frame has the screen equipment body of throwing, the inside fixed mounting of the protecting crust of fixed frame one end has electric push rod, the inside fixed mounting of the protecting crust at electric push rod top has the motor, one side movable mounting of motor has the roll pole, the peripheral movable mounting of roll pole has projection cloth. The utility model discloses a combination of various structures makes this device can realize when protecting the device, and the person of being convenient for to use maintains the device and selects the mounting means as required to can select the wireless mode of throwing the screen according to the user's needs, reduced the limitation of device, promoted the practicality of device.

Description

LED display screen

Technical Field

The utility model relates to a wireless screen technical field that throws specifically is a LED display screen.

Background

The wireless screen projection is also called wireless screen sharing, screen flying and screen sharing. Specifically, a picture of a mobile device A such as a mobile phone, a tablet, a notebook computer and a computer is displayed on a screen B of another device in real time through a certain technical method, the output content comprises various media information and real-time operation pictures, and when a conference and other display works are carried out, the wireless screen projection device is required to be connected with a projection device of a worker and the pictures are displayed through the wireless screen projection device, so that the wireless screen projection is realized.

Through the retrieval, patent publication number is CN209782047U discloses a LED display screen, including equipment principal, equipment principal's bottom is provided with the bottom plate, the top of bottom plate is provided with the safety cover, the four corners department at bottom plate top all is provided with the second recess, the four corners department of safety cover bottom all is provided with the fixed slot, the bottom of fixed slot is provided with the second bracing piece that runs through to the inside top of second recess, the top of second bracing piece all be provided with fixed slot assorted backup pad.

The existing wireless screen projection equipment has the following defects:

1. the conventional wireless screen projection equipment does not have a plurality of mounting structures, is inconvenient for a user to select a mounting mode of a device as required, and does not have a structure which is convenient for the user to maintain the device and protect the device at the same time, so that the practicability of the device is not ideal;

2. the existing wireless screen projection equipment does not have multiple wireless screen projection structures, users can only use one type of projection equipment to perform wireless screen projection, the mode of wireless screen projection can not be selected according to the needs of the users, the limitation of the device is large, and therefore the LED display screen is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED display screen to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a LED display screen, includes protecting crust, bracing piece and throws screen equipment body, the surface movable mounting of protecting crust has the guard plate, there is the maintenance door on the surface of the protecting crust other end through spring leaf movable mounting, the protecting crust other end fixed surface who maintains the door both sides installs the movable rod, the inside fixed mounting of protecting crust has the stopper, movable mounting has fixed frame between the stopper, the inside fixed mounting of fixed frame has throws screen equipment body, the inside fixed mounting of protecting crust of fixed frame one end has electric push rod, the inside fixed mounting of protecting crust at electric push rod top has the motor, one side movable mounting of motor has the receipts pole, the peripheral movable mounting of receipts pole has projection cloth, the bottom fixed mounting of protecting crust has the connecting block.

The user can realize wireless screen projection by taking off the protection plate and wirelessly connecting the external wireless picture projection equipment with the screen projection equipment body and connecting the external control equipment with the device, the wireless data picture is displayed by the screen projection equipment body to realize wireless screen projection, the user can also start the motor by controlling the motor to drive the winding rod to rotate by the motor to loosen and wind the projection cloth at the periphery of the winding rod, and once the projection cloth is positioned on the screen projection equipment body, the user can realize wireless screen projection by oppositely projecting the projection cloth by the external projection equipment, when the user needs to hang and install the device, the user can hang and install the device by detaching the supporting rod, contacting the connecting plate with the external structure by adjusting the movable rod, fixing the connecting plate with the external structure and limiting the extension length of the movable rod, promote fixed frame through control electric push rod, make fixed frame drive throw the screen equipment body and remove, the movable block passes through the spacing block removal simultaneously, and fixed frame promotes the maintenance door and opens, realizes throwing the other end that screen equipment body promoted to the device for throw the whole outsides that are located the device of overall structure of screen equipment body.

Preferably, the fixed surface of guard plate installs the locating piece, and the fixed surface of locating piece installs the handle, and the top fixed mounting of movable rod has the connecting plate, and the movable mounting in surface of the movable rod other end has spacing bolt, and movable mounting has the movable block between fixed frame and the stopper. The user pulls through holding the handle and takes off the guard plate, fixes handle and guard plate through the locating piece.

Preferably, the bottom of the connecting block is movably provided with a supporting rod, and the bottom of the supporting rod is fixedly provided with a supporting plate. The supporting rod and the supporting plate form a support with the ground, and the device is supported and used.

Preferably, the surface of the connecting block is movably provided with a limiting bolt, and the limiting bolt is made of stainless steel. The user can dismantle the bracing piece through unscrewing the stop cock.

Preferably, the top of the protective shell is fixedly provided with a connecting piece, and the top of the connecting piece is fixedly provided with a hanging ring. The user can realize hoisting and installing the device by connecting the external hoisting structure with the hoisting ring, and the hoisting ring and the protective shell are fixed by the connecting piece.

Preferably, a grip is fixedly arranged on the surface of the other end of the maintenance door, and an anti-skid sleeve is arranged on the periphery of the grip. The user of service opens the maintenance door through holding the handle hand-operated, has increased the frictional force between user's palm and the handle through the antiskid cover to the condition that takes off the hand appears when avoiding user of service to open the maintenance door.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the electric push rod is fixedly arranged inside the protective shell at one end of the fixed frame, the equipment body can be protected through the protective shell, and the user can lift and install the device when needing to lift the device, by detaching the supporting rod, contacting the connecting plate with the external structure by adjusting the movable rod, and fixing the connecting plate with the external structure, the device can be installed in a hanging way, so that the user can rotate the installation mode of the device as required, and when the user needs to maintain the device, the electric push rod is controlled to push the fixing frame, so that the fixing frame drives the screen projecting equipment body to move, the screen projecting equipment body is pushed to the other end of the device, the whole structure of the screen projection equipment body is located outside the device, so that the device is protected and the user can maintain the device conveniently.

2. The utility model discloses a peripheral movable mounting at the roll-up pole has projection cloth, show the wireless data picture through throwing the screen equipment body, realize wireless throwing the screen, the user person also can start through control motor, it rotates to drive the roll-up pole through the motor, make the roll-up pole outlying projection cloth loosen the roll-up, the position with throw in one of screen equipment body, the user of service passes through with outside projection equipment subtend throw projection cloth, realize wireless throwing the screen, make the device applicable in multiple projection equipment, thereby be convenient for the user of service selects the wireless mode of throwing the screen as required, the limitation of device has been reduced, the practicality of device has been promoted, control motor reversal when not using, make the roll-up pole drive projection cloth and withdraw.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a rear view of the present invention.

In the figure: 1. a hoisting ring; 101. a connecting member; 2. a protection plate; 201. positioning blocks; 202. a handle; 3. a protective shell; 4. connecting blocks; 401. a limit bolt; 5. a support bar; 6. a support plate; 7. a motor; 8. a limiting block; 9. a movable block; 10. an electric push rod; 11. a projection cloth; 12. rolling up the rod; 13. a screen projection device body; 14. a fixing frame; 15. a movable rod; 16. a connecting plate; 17. maintaining the door; 1701. a spring plate; 1702. a handle.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in figures 1, 3 and 4, the utility model provides a LED display screen, which comprises a protective shell 3, a support rod 5 and a screen projection device body 13, wherein the surface of the protective shell 3 is movably provided with a protective plate 2, the surface of the other end of the protective shell 3 is movably provided with a maintenance door 17 through a spring leaf 1701, the surface of the other end of the protective shell 3 at two sides of the maintenance door 17 is fixedly provided with a movable rod 15, the inner part of the protective shell 3 is fixedly provided with a limit block 8, a fixed frame 14 is movably arranged between the limit blocks 8, the inner part of the fixed frame 14 is fixedly provided with the screen projection device body 13, the inner part of the protective shell 3 at one end of the fixed frame 14 is fixedly provided with an electric push rod 10, the inner part of the protective shell 3 at the top of the electric push rod 10 is fixedly provided with a motor 7, one side of the motor 7 is movably provided with a rolling rod 12, the periphery of the rolling rod 12 is movably provided with projection cloth 11, the bottom of the protective shell 3 is fixedly provided with a connecting block 4, the fixed surface of guard plate 2 installs locating piece 201, and the fixed surface of locating piece 201 installs handle 202, and the top fixed mounting of movable rod 15 has connecting plate 16, and the movable surface of the other end of movable rod 15 installs spacing bolt 401, and movable mounting has movable block 9 between fixed frame 14 and the stopper 8, and the bottom movable mounting of connecting block 4 has bracing piece 5, and the bottom fixed mounting of bracing piece 5 has backup pad 6.

The working principle of the wireless screen projection equipment based on the embodiment 1 is as follows: the user takes the protection plate 2 down, the external wireless picture projection equipment is wirelessly connected with the screen projection equipment body 13, the external control equipment is connected with the device, the wireless data picture is displayed through the screen projection equipment body 13, wireless screen projection is realized, the user can also start by controlling the motor 7, the motor 7 drives the winding rod 12 to rotate, the projection cloth 11 at the periphery of the winding rod 12 is loosened and wound, once the user is positioned on the screen projection equipment body 13, the user realizes wireless screen projection by oppositely projecting the projection cloth 11 by the external projection equipment, the device is suitable for various projection equipment, thereby being convenient for the user to select a wireless screen projection mode according to the requirement, the limitation of the device is reduced, the control motor 7 is reversely rotated when not in use, the winding rod 12 drives the projection cloth 11 to retract, the model of the screen projection equipment body 13 adopts BM75ts type wireless screen projection equipment, the screen projecting equipment body 13 can be protected through the protective shell 3, when a user needs to lift and install the device, the user can detach the support rod 5, the connecting plate 16 is in contact with an external structure by adjusting the movable rod 15, the connecting plate 16 is fixed with the external structure, and the extending length of the movable rod 15 is limited, so that the device can be installed in a hanging manner, the user can rotate the installation mode of the device as required, when the user needs to maintain the device, the user can push the fixed frame 14 by controlling the electric push rod 10 to drive the screen projecting equipment body 13 to move, meanwhile, the movable block 8 moves through the limit block 9, the fixed frame 14 pushes the maintenance door 17 to open, the screen projecting equipment body 13 is pushed to the other end of the device, and the whole structure of the screen projecting equipment body 13 is enabled to be located outside the device, thereby when realizing protecting the device, the user of being convenient for safeguards the device, and the user of service pulls the take-off protection plate 2 through holding handle 202, fixes handle 202 and protection plate 2 through locating piece 201.

Example two

As shown in fig. 1 or fig. 2, the utility model provides a LED display screen, compare in embodiment one, this embodiment still includes: the surface movable mounting of connecting block 4 has stop bolt 401, and stop bolt 401 adopts stainless steel material to make, and the top fixed mounting of protecting crust 3 has connecting piece 101, and the top fixed mounting of connecting piece 101 has rings 1, and the fixed surface of the maintenance door 17 other end installs handle 1702, and the periphery of handle 1702 is provided with the antiskid cover.

In this embodiment, the user can dismantle bracing piece 5 by unscrewing limit bolt 401, twist its inside of bracing piece 5, can fix bracing piece 5 and connecting block 4, the user is connected with rings 1 through hoisting the structure with the outside, can realize hoisting the installation to the device, fix rings 1 and protecting crust 3 through connecting piece 101, the user opens maintenance door 17 manually through holding handle 1702, frictional force between user's palm and the handle 1702 has been increased through the antiskid cover, thereby the condition of taking off the hand appears when avoiding the user to open maintenance door 17.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a LED display screen, includes protecting crust (3), bracing piece (5) and throws screen equipment body (13), its characterized in that: the protective shell comprises a protective shell (3), a protective plate (2) is movably mounted on the surface of the other end of the protective shell (3), a maintenance door (17) is movably mounted on the surface of the other end of the protective shell (3) through a spring piece (1701), movable rods (15) are fixedly mounted on the surface of the other end of the protective shell (3) on two sides of the maintenance door (17), limit blocks (8) are fixedly mounted inside the protective shell (3), fixed frames (14) are movably mounted between the limit blocks (8), a screen throwing equipment body (13) is fixedly mounted inside the fixed frames (14), an electric push rod (10) is fixedly mounted inside the protective shell (3) at one end of the fixed frames (14), a motor (7) is fixedly mounted inside the protective shell (3) at the top of the electric push rod (10), a rolling rod (12) is movably mounted on one side of the motor (7), and projection cloth (11) is movably mounted on the periphery of the rolling rod (12), the bottom of the protective shell (3) is fixedly provided with a connecting block (4).

2. The LED display screen of claim 1, wherein: the fixed surface of guard plate (2) installs locating piece (201), and the fixed surface of locating piece (201) installs handle (202), and the top fixed mounting of movable rod (15) has connecting plate (16), and the movable surface mounting of the movable rod (15) other end has spacing bolt (401), and movable mounting has movable block (9) between fixed frame (14) and stopper (8).

3. The LED display screen of claim 1, wherein: the bottom movable mounting of connecting block (4) has bracing piece (5), and the bottom fixed mounting of bracing piece (5) has backup pad (6).

4. The LED display screen of claim 1, wherein: the surface of the connecting block (4) is movably provided with a limiting bolt (401), and the limiting bolt (401) is made of stainless steel.

5. The LED display screen of claim 1, wherein: the top fixed mounting of protecting crust (3) has connecting piece (101), and the top fixed mounting of connecting piece (101) has rings (1).

6. The LED display screen of claim 1, wherein: a grip (1702) is fixedly arranged on the surface of the other end of the maintenance door (17), and an anti-slip sleeve is arranged on the periphery of the grip (1702).