CN209993281U - LED display screen with protection anti-theft cover for classroom - Google Patents
LED display screen with protection anti-theft cover for classroom Download PDFInfo
- Publication number
- CN209993281U CN209993281U CN201921037127.5U CN201921037127U CN209993281U CN 209993281 U CN209993281 U CN 209993281U CN 201921037127 U CN201921037127 U CN 201921037127U CN 209993281 U CN209993281 U CN 209993281U
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- Prior art keywords
- display screen
- led display
- base
- control rod
- frame
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- 230000001681 protective effect Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000005389 magnetism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a LED display screen technical field specifically is a LED display screen that has protection anti-theft cover that classroom was used, including the LED display screen, the one end of LED display screen is provided with square frame structure's base, the other end of LED display screen is provided with the frame of half a mouthful font frame form, and the frame truncation face of frame is the L style of calligraphy, the frame part extends to the recess of seting up on the base, a plurality of evenly distributed's of fixedly connected with interception pole in the frame, be provided with the control lever in the base, screens device and carousel, be provided with a plurality of evenly distributed's screens device on the control lever, the control lever runs through the screens device, the utility model discloses the spatial position that a plurality of screens piece blocked the frame is realized in the structural design, makes the LED display screen fix the easy operation convenience on the base, has very much the practicality.
Description
Technical Field
The utility model relates to a LED display screen technical field specifically is a LED display screen that has protection theftproof cover that classroom was used.
Background
In the LED display screen used in a large classroom environment in the prior art, a protective cover is usually arranged outside the LED display screen, and the protective cover can support and protect the LED display screen, but the anti-theft performance is weak.
If the LED display screen protective cover has a safe and stable anti-theft function and can be quickly installed or separated, the work of people is facilitated, and the problem can be solved, so that the LED display screen with the protective anti-theft cover for a large classroom is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LED display screen that has protection theftproof cover that big classroom was used to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an LED display screen with a protective anti-theft cover for a classroom comprises an LED display screen, wherein one end of the LED display screen is provided with a base with a square frame structure, the other end of the LED display screen is provided with a half-square frame-shaped outer frame, the frame intercepting section of the outer frame is L-shaped, the outer frame partially extends into a groove formed in the base, a plurality of intercepting rods which are uniformly distributed are fixedly connected in the outer frame, a control rod, a clamping device and a turntable are arranged in the base, the control rod is provided with a plurality of clamping devices which are uniformly distributed, the control rod penetrates through the clamping devices, the lower end of the control rod is in transmission connection with the turntable, the turntable is in a shape that a cylinder is integrally connected with the edge position of the bottom surface at one side of the turntable, a rectangular turntable groove is formed in the base, an opening and closing door is arranged at the opening end of the turntable groove, and the, the lower end of the base is fixedly connected with a cuboid-shaped supporting plate, and the lower end of the LED display screen is in contact with the supporting plate.
Preferably, the screens device includes screens piece, pressure piece and magnetic path, screens piece and pressure piece structure are the same, and the one end that is the cuboid is the scarf structure, and the scarf one end of screens piece and the scarf contact of pressure piece, the control lever runs through the pressure piece, the one end of keeping away from the screens piece on the pressure piece is provided with the magnetic path, and screens piece one end extends to in the LED display screen.
Preferably, a plurality of cuboid-shaped grooves which are uniformly distributed are formed in the side wall of the LED display screen, and one end of the clamping block extends into the groove in the LED display screen.
Preferably, a threaded hole is formed in the pressure block, threads are arranged on the outer wall, which is in contact with the pressure block, of the control rod, and the control rod penetrates through the threaded hole of the pressure block and is in threaded connection with the threaded hole.
Preferably, the end part of the lower end of the control rod is fixedly connected with a first bevel gear, one end of the rotating disc is fixedly connected with a shaft rod, one end of the shaft rod is fixedly connected with a second bevel gear, and the first bevel gear is in transmission connection with the second bevel gear.
Preferably, the clamping block and the pressure block are positioned in a plate-shaped cavity formed in the base body, and the magnetic block is embedded in the base body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the structure of the utility model is designed to realize that a plurality of clamping blocks clamp the space position of the outer frame, so that the LED display screen is fixed on the base with simple and convenient operation and practicability;
2. the utility model discloses a control lever and screens device's transmission is connected, realizes that screens device stable work, and then improves the safety and stability nature of whole LED display screen protection theftproof cover.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the outer frame structure;
FIG. 3 is a schematic view of the locking device;
fig. 4 is a schematic view of the structure of the turntable.
In the figure: the LED display screen comprises an LED display screen 1, a base 2, an outer frame 3, a blocking rod 4, a control rod 5, a clamping device 6, a rotary table 7, a rotary table groove 8, a door 9, a clamping block 10, a pressure block 11, a magnetic block 12 and a supporting plate 13.
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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.
Referring to fig. 1 to 4, the present invention provides a technical solution: an LED display screen with a protective anti-theft cover for a classroom comprises an LED display screen 1, one end of the LED display screen 1 is provided with a base 2 with a square frame structure, the other end of the LED display screen 1 is provided with a half-square frame-shaped outer frame 3, the frame section of the outer frame 3 is L-shaped, part of the outer frame 3 extends into a groove formed in the base 2, a plurality of intercepting rods 4 which are uniformly distributed are fixedly connected in the outer frame 3, a control rod 5, a clamping device 6 and a turntable 7 are arranged in the base 2, a plurality of clamping devices 6 which are uniformly distributed are arranged on the control rod 5, the control rod 5 penetrates through the clamping devices 6, the lower end of the control rod 5 is in transmission connection with the turntable 7, the turntable 7 is in a shape that a cylinder is integrally connected with the edge position of the bottom surface of one side of a circular plate, a rectangular turntable groove 8 is formed in the base 2, the opening end of, referring to fig. 1, the switch door 9 is hinged and fixed on the base 2 through a hinge, the turntable 7 is located in the turntable groove 8, the lower end of the base 2 is fixedly connected with a rectangular supporting plate 13, and the lower end of the LED display screen 1 is in contact with the supporting plate 13.
Clamping device 6 includes screens piece 10, pressure piece 11 and magnetic path 12, screens piece 10 is the same with 11 structures of pressure piece, the one end that is the cuboid is the scarf structure, the scarf one end of screens piece 10 and the scarf contact of pressure piece 11, control lever 5 runs through pressure piece 11, the one end of keeping away from screens piece 10 on the pressure piece 11 is provided with magnetic path 12, screens piece 10 one end extends to in LED display screen 1, screens piece 10 and magnetic path 12 are magnetic material, and magnetism is opposite, attract each other.
A plurality of rectangular grooves which are uniformly distributed are formed in the side wall of the LED display screen 1, and one end of the clamping block 10 extends into the groove in the LED display screen 1.
Threaded holes are formed in the pressure block 11, threads are arranged on the outer wall, in contact with the pressure block 11, of the control rod 5, and the control rod 5 penetrates through the threaded holes of the pressure block 11 and is in threaded connection with each other.
The end part of the lower end of the control rod 5 is fixedly connected with a first bevel gear, one end of the rotating disc 7 is fixedly connected with a shaft rod, one end of the shaft rod is fixedly connected with a second bevel gear, and the first bevel gear is in transmission connection with the second bevel gear.
The clamping block 10 and the pressure block 11 are located in a plate-shaped cavity formed in the base 2, the magnetic block 12 is embedded in the base 2, the specific position relationship refers to fig. 3, here, the control rod 5 and the part at the lower end of the control rod 5 are located in the cavity formed in the base 2, the space shape of the cavity is matched with each part, the space position of each part is limited, the rotation of the control rod 5 and each part is not affected, and the plate-shaped cavity in the base 2 is communicated with a groove formed in the surface of the base 2.
The working principle is as follows: firstly fixing the base 2 on the wall, placing the LED display screen 1 on the supporting plate 13, buckling the outer frame 3 on the LED display screen 1, inserting part of the outer frame 3 into the groove of the base 2, then rotating the rotary plate 7, rotating the control rod 5 through transmission, referring to figure 3, rotating the control rod 5 to drive the pressure block 11, the pressure block 11 ascending at the position of the pressure block 11 to push the clamping block 10, the clamping block 10 moving leftwards to be inserted into the cuboid groove of the outer frame 3, thus a plurality of clamping blocks 10 clamp the outer frame 3, fixing the outer frame 3 and the base 2 together, thus the LED display screen 1 is well fixed and protected, then locking the switch door 9 by using a lock, wherein the clamping blocks 10 and the magnetic block 12 have opposite magnetism and attract each other, so the clamping block 10 always moves towards the direction of the magnetic block 12, when the position of the pressure block 11 descends by rotating the control rod 5, the clamping block 10 moves rightwards immediately, until the position-locking block 10 can not lock the outer frame 3, the outer frame 3 can be quickly disassembled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a LED display screen that has protection theftproof cover that big classroom was used, includes LED display screen (1), its characterized in that: one end of the LED display screen (1) is provided with a base (2) with a square frame structure, the other end of the LED display screen (1) is provided with a half-square frame-shaped outer frame (3), the frame intercepting section of the outer frame (3) is L-shaped, the outer frame (3) partially extends into a groove formed in the base (2), a plurality of intercepting rods (4) which are uniformly distributed are fixedly connected in the outer frame (3), a control rod (5), a clamping device (6) and a turntable (7) are arranged in the base (2), a plurality of clamping devices (6) which are uniformly distributed are arranged on the control rod (5), the control rod (5) penetrates through the clamping device (6), the lower end of the control rod (5) is in transmission connection with the turntable (7), the turntable (7) is in a shape that the edge position of the bottom surface of one side of the turntable is integrally connected with a cylinder, and a turntable groove (8) which is rectangular is formed in the base (2), the open end of carousel recess (8) is provided with switch door (9), carousel (7) are located carousel recess (8), the rectangular form layer board (13) of lower extreme fixedly connected with of base (2), LED display screen (1) lower extreme and layer board (13) contact.
2. The LED display screen with the protective anti-theft cover for the large classroom as claimed in claim 1, wherein: screens device (6) are including screens piece (10), pressure piece (11) and magnetic path (12), screens piece (10) and pressure piece (11) structure are the same, and the one end that is the cuboid is the scarf structure, the scarf one end of screens piece (10) and the scarf contact of pressure piece (11), control lever (5) run through pressure piece (11), the one end of keeping away from screens piece (10) on pressure piece (11) is provided with magnetic path (12), and screens piece (10) one end extends to in LED display screen (1).
3. The LED display screen with the protective anti-theft cover for the large classroom as claimed in claim 2, wherein: a plurality of cuboid-shaped grooves which are uniformly distributed are formed in the side wall of the LED display screen (1), and one end of the clamping block (10) extends into the groove in the LED display screen (1).
4. The LED display screen with the protective anti-theft cover for the large classroom as claimed in claim 2, wherein: the pressure block (11) is provided with a threaded hole, the outer wall of the control rod (5) contacting with the pressure block (11) is provided with threads, and the control rod (5) penetrates through the threaded hole of the pressure block (11) and is in threaded connection with each other.
5. The LED display screen with the protective anti-theft cover for the large classroom as claimed in claim 1, wherein: the end part of the lower end of the control rod (5) is fixedly connected with a first bevel gear, one end of the turntable (7) is fixedly connected with a shaft rod, one end of the shaft rod is fixedly connected with a second bevel gear, and the first bevel gear is in transmission connection with the second bevel gear.
6. The LED display screen with the protective anti-theft cover for the large classroom as claimed in claim 2, wherein: the clamping block (10) and the pressure block (11) are positioned in a plate-shaped cavity formed in the entity of the base (2), and the magnetic block (12) is embedded in the entity of the base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037127.5U CN209993281U (en) | 2019-07-05 | 2019-07-05 | LED display screen with protection anti-theft cover for classroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921037127.5U CN209993281U (en) | 2019-07-05 | 2019-07-05 | LED display screen with protection anti-theft cover for classroom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209993281U true CN209993281U (en) | 2020-01-24 |
Family
ID=69297301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921037127.5U Expired - Fee Related CN209993281U (en) | 2019-07-05 | 2019-07-05 | LED display screen with protection anti-theft cover for classroom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209993281U (en) |
-
2019
- 2019-07-05 CN CN201921037127.5U patent/CN209993281U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |