CN214226404U - Fixing device of splicing liquid crystal screen advertising machine - Google Patents
Fixing device of splicing liquid crystal screen advertising machine Download PDFInfo
- Publication number
- CN214226404U CN214226404U CN202120169213.2U CN202120169213U CN214226404U CN 214226404 U CN214226404 U CN 214226404U CN 202120169213 U CN202120169213 U CN 202120169213U CN 214226404 U CN214226404 U CN 214226404U
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- liquid crystal
- fixing device
- fixing
- lcd screen
- fixedly connected
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 40
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Abstract
The utility model provides a fixing device of concatenation LCD screen advertisement machine, including LCD screen body and mobile device, the rear side fixedly connected with back shroud of LCD screen body, the rear side of back shroud is provided with the mobile device, and the mobile device includes the rotation axis, and the rotation axis rotates in the inside of LCD screen body to be connected, the outer wall fixedly connected with sawtooth rack of rotation axis. The utility model discloses, through setting up the mobile device, when installing the LCD screen body, with back shroud fixed connection on removing the slider, after adjusting the position that removes the slider, the knob wing is turned round and is driven the rotation axis, epaxial sawtooth rack of rotation uses the rotation axis to be rotatory as the axle, the tooth of sawtooth rack blocks mutually with the fixed tooth on removing the slider, current LCD screen fixing device is by setting up constant head tank and locating lever adjusting position more, and the space between constant head tank and the locating hole can not be too big, so the control range is little, lead to producing the gap between the concatenation LCD screen, influence viewing effect.
Description
Technical Field
The utility model relates to a fixing device technical field especially relates to a fixing device of concatenation LCD screen advertisement machine.
Background
With the development of society, more and more large-screen display walls are used by people, the large-screen display walls are formed by splicing a plurality of display screens with smaller sizes, and the liquid crystal spliced screens can be used as displays independently and can also be spliced into super-large screens for use. According to different use requirements, the changeable large-screen function which can be changed into large and small is realized.
At present, most of the splicing methods adopted by the splicing liquid crystal screen fixing devices are that a positioning mechanism similar to a positioning pin and a positioning hole is arranged on a fixing frame, and the positioning pin is inserted into the positioning hole during installation so as to position the position of each display screen. The gap between the positioning pin and the positioning hole cannot be too large, so that the adjustment range of the mechanism is limited, and the splicing method is very difficult to adjust a large number of display screens, so that the fixing device for the spliced liquid crystal screen advertising machine is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a fixing device of a splicing liquid crystal screen advertising machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fixing device of concatenation LCD screen advertisement machine, includes LCD screen body and mobile device, the rear side fixedly connected with back shroud of LCD screen body, the rear side of back shroud is provided with the mobile device, the mobile device includes the rotation axis, the rotation axis rotates in the inside of LCD screen body and connects, the outer wall fixedly connected with sawtooth rack of rotation axis, the top fixedly connected with button wing of rotation axis.
Preferably, a rectangular fixing frame is arranged behind the rear cover plate, a fixing plate is arranged between the rectangular fixing frame and the rear cover plate, and a sliding groove is formed in the fixing plate.
Preferably, the outer wall of the rear cover plate is fixedly connected with a fixed connecting rod, one end, far away from the rear cover plate, of the fixed connecting rod is fixedly connected with a movable sliding block, and one side, close to the sawtooth racks, of the movable sliding block is provided with fixed teeth.
Preferably, one side of the fixing plate, which is far away from the sliding groove, is provided with an adjusting and fixing device.
Preferably, the adjusting and fixing device comprises a front adjusting screw and a rear adjusting screw which are fixedly connected with the outer wall of the fixing plate, the outer wall of the front adjusting screw and the rear adjusting screw are movably connected with a connecting plate, a front screw hole and a rear screw hole and a horizontal screw hole are formed in the connecting plate, and a first fixing nut is rotatably connected to the tail of the front adjusting screw and the rear adjusting screw.
Preferably, the inside movable thread of connecting plate is connected with horizontal adjusting screw, horizontal adjusting screw's outer wall rotates and is connected with and puts up the screw, horizontal adjusting screw's afterbody rotates and is connected with second fixation nut.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. in the utility model, by arranging the moving device, when the liquid crystal screen body is installed, the rear cover plate is fixedly connected on the moving slide block, after the position of the moving slide block is adjusted, the button wing is twisted to drive the rotating shaft, the sawtooth racks on the rotating shaft rotate by taking the rotating shaft as a shaft, the teeth of the sawtooth racks are mutually clamped with the fixed teeth on the movable sliding block, the fixing function is realized in the vertical direction of the liquid crystal screen body, the position of the prior liquid crystal screen fixing device is mostly adjusted by arranging the positioning grooves and the positioning rods, the gap between the positioning grooves and the positioning holes cannot be too large, therefore, the adjusting range is small, gaps are generated between spliced liquid crystal screens, the watching effect is influenced, the position movement in the vertical direction is adjusted by moving the sliding block, then the saw-tooth rack and the fixed teeth are meshed with each other to realize moving and fixing, the adjustable range is enlarged, and the application of the device avoids the problems and effectively improves the practicability of the equipment.
2. In the utility model, through arranging the adjusting and fixing device, when the front and back positions need to be adjusted, the distance between the connecting plate and the fixed plate can be adjusted by the front and back adjusting screws, the adjustment of the front and back positions of the liquid crystal display screen body can be realized, the distance between the connecting plate and the rectangular fixed frame can be adjusted by the horizontal adjusting screws, the adjustment of the horizontal position of the liquid crystal display screen body can be realized, the first fixing nut and the second fixing nut play a role in fastening, the device is prevented from falling, the LCD screen body has realized the position control in perpendicular, level, front and back, six directions promptly, and is more nimble than traditional concatenation LCD screen fixing device, not only plays fixed effect and can also play the effect of removal, and fundamentally has solved the problem that can't accomplish seamless concatenation between the concatenation LCD screen, and the device's application is avoided above-mentioned problem and is effectively improved equipment's practicality.
Drawings
Fig. 1 is a schematic perspective view of a fixing device of a splicing liquid crystal display advertising machine according to the present invention;
FIG. 2 is a schematic view of an adjusting and fixing device of a splicing LCD advertising machine according to the present invention;
fig. 3 is a schematic view of a moving device of a fixing device of a splicing liquid crystal display advertising machine according to the present invention;
fig. 4 is the utility model provides a partial structure enlarger of the mobile device of the fixing device of the splicing liquid crystal screen advertising machine.
Illustration of the drawings: 1. a liquid crystal screen body; 2. a mobile device; 3. adjusting the fixing device; 4. a rectangular fixing frame; 5. a fixing plate; 6. a sliding groove; 7. a rear cover plate; 21. a rotating shaft; 22. a button wing; 23. a sawtooth strip; 24. moving the slide block; 25. fixing teeth; 26. a fixed connecting rod; 31. a screw rod is adjusted forwards and backwards; 32. a first fixing nut; 33. a connecting plate; 34. screw holes in the front and rear directions; 35. a screw hole in the horizontal direction; 36. a horizontal adjusting screw; 37. a second fixing nut; 38. screw holes are arranged on the frame.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Embodiment 1, as shown in fig. 1-4, the utility model provides a fixing device of concatenation LCD screen advertisement machine, including LCD screen body 1, mobile device 2 and regulation fixing device 3.
The specific arrangement and function of the moving means 2 and the adjusting fixture 3 will be described in detail below.
As shown in fig. 3 and 4, the moving device 2 includes a rotating shaft 21, the rotating shaft 21 is rotatably connected inside the liquid crystal panel body 1, a sawtooth rack 23 is fixedly connected to an outer wall of the rotating shaft 21, a button wing 22 is fixedly connected to a top of the rotating shaft 21, a fixed connecting rod 26 is fixedly connected to an outer wall of the rear cover plate 7, a moving slider 24 is fixedly connected to one end of the fixed connecting rod 26 far from the rear cover plate 7, and a fixed tooth 25 is disposed on one side of the moving slider 24 close to the sawtooth rack 23.
The whole mobile device 2 achieves the effect that when the liquid crystal screen body 1 is installed, the rear cover plate 7 is fixedly connected on the mobile sliding block 24, after the position of the mobile sliding block 24 is adjusted, the button wing 22 is twisted to drive the rotating shaft 21, the sawtooth strips 23 on the rotating shaft 21 rotate by taking the rotating shaft 21 as an axis, the teeth of the sawtooth strips 23 are mutually clamped with the fixed teeth 25 on the mobile sliding block 24, the fixing effect is achieved in the vertical direction of the liquid crystal screen body 1, most of the existing liquid crystal screen fixing devices adjust the position by arranging the positioning grooves and the positioning rods, the gaps between the positioning grooves and the positioning holes cannot be too large, so that the adjusting range is small, gaps are generated between spliced liquid crystal screens, the viewing effect is influenced, the position movement in the vertical direction is adjusted by moving the mobile sliding block 24, then the movement and the fixing are realized by the mutual meshing of the sawtooth strips 23 and the fixed teeth 25, the adjustable range is expanded, the application of the device avoids the problems and effectively improves the practicability of the equipment.
As shown in fig. 2, an adjusting and fixing device 3 is disposed on one side of the fixing plate 5 away from the sliding groove 6, the adjusting and fixing device 3 includes a front and rear adjusting screw 31, the front and rear adjusting screw 31 is fixedly connected to the outer wall of the fixing plate 5, a connecting plate 33 is movably connected to the outer wall of the front and rear adjusting screw 31, a front and rear screw hole 34 and a horizontal screw hole 35 are disposed inside the connecting plate 33, a first fixing nut 32 is rotatably connected to the rear portion of the front and rear adjusting screw 31, a horizontal adjusting screw 36 is movably connected to the inside of the connecting plate 33 through a thread, an upper screw hole 38 is rotatably connected to the outer wall of the horizontal adjusting screw 36, and a second fixing nut 37 is rotatably connected to the rear portion of the horizontal adjusting screw 36.
The whole adjusting and fixing device 3 achieves the effects that when the front and rear positions need to be adjusted, the front and rear adjusting screws 31 can adjust the distance between the connecting plate 33 and the fixing plate 5 to realize the adjustment of the position of the liquid crystal display body 1 in the front and rear direction, the horizontal adjusting screws 36 can adjust the distance between the connecting plate 33 and the rectangular fixing frame 4 to realize the adjustment of the position of the liquid crystal display body 1 in the horizontal direction, the first fixing nuts 32 and the second fixing nuts 37 play a role in fastening to prevent the device from falling, the LCD screen body 1 realizes vertical, horizontal, front-back and six-direction position adjustment, is more flexible than a traditional splicing LCD screen fixing device, not only plays a role in fixing, but also plays a role in moving, fundamentally solves the problem that seamless splicing cannot be achieved between spliced LCD screens, and avoids the problems and effectively improves the practicability of equipment by the application of the device.
The whole working principle is that by arranging the moving device 2, when the liquid crystal screen body 1 is installed, the rear cover plate 7 is fixedly connected on the moving slide block 24, after the position of the moving slide block 24 is adjusted, the button wing 22 is twisted to drive the rotating shaft 21, the sawtooth strips 23 on the rotating shaft 21 rotate by taking the rotating shaft 21 as an axis, teeth of the sawtooth strips 23 are mutually clamped with the fixed teeth 25 on the moving slide block 24, the fixing effect is achieved in the vertical direction of the liquid crystal screen body 1, most of the existing liquid crystal screen fixing devices adjust the position by arranging the positioning grooves and the positioning rods, the gaps between the positioning grooves and the positioning holes cannot be too large, so that the adjusting range is small, gaps are generated between spliced liquid crystal screens, the watching effect is influenced, the vertical direction position movement is adjusted by moving the moving slide block 24, and then the movement and the fixing are realized by the mutual meshing of the sawtooth strips 23 and the fixed teeth 25, the adjustable range is enlarged, the application of the device avoids the problems and effectively improves the practicability of the equipment, by arranging the adjusting and fixing device 3, when the front and back positions need to be adjusted, the front and back adjusting screw rods 31 can adjust the distance between the connecting plate 33 and the fixed plate 5, so as to realize the adjustment of the front and back upward positions of the liquid crystal screen body 1, the horizontal adjusting screw rods 36 can adjust the distance between the connecting plate 33 and the rectangular fixed frame 4, so as to realize the adjustment of the horizontal direction position of the liquid crystal screen body 1, the first fixing nuts 32 and the second fixing nuts 37 play a role of fastening and prevent the device from falling, namely, the liquid crystal screen body 1 realizes the position adjustment in the vertical direction, the horizontal direction, the front and back direction and the six directions, and is more flexible than the traditional spliced liquid crystal screen fixing device, not only plays a role of fixing but also plays a role of moving, thereby fundamentally solving the problem that seamless splicing can not be realized between spliced liquid crystal screens, the application of the device avoids the problems and effectively improves the practicability of the equipment.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a fixing device of concatenation LCD screen advertisement machine, includes LCD screen body (1) and mobile device (2), its characterized in that: a rear cover plate (7) is fixedly connected to the rear side of the liquid crystal screen body (1), and a moving device (2) is arranged on the rear side of the rear cover plate (7);
the mobile device (2) comprises a rotating shaft (21), the rotating shaft (21) is rotatably connected with the inner part of the liquid crystal display body (1), a sawtooth strip (23) is fixedly connected to the outer wall of the rotating shaft (21), and a button wing (22) is fixedly connected to the top of the rotating shaft (21).
2. The fixing device of the splicing liquid crystal display advertising machine as claimed in claim 1, wherein: the rear cover plate is characterized in that a rectangular fixing frame (4) is arranged behind the rear cover plate (7), a fixing plate (5) is arranged between the rectangular fixing frame (4) and the rear cover plate (7), and a sliding groove (6) is formed in the fixing plate (5).
3. The fixing device of the splicing liquid crystal display advertising machine as claimed in claim 1, wherein: the outer wall of the rear cover plate (7) is fixedly connected with a fixed connecting rod (26), one end, far away from the rear cover plate (7), of the fixed connecting rod (26) is fixedly connected with a movable sliding block (24), and one side, close to the sawtooth rack (23), of the movable sliding block (24) is provided with fixed teeth (25).
4. The fixing device of the splicing liquid crystal display advertising machine as claimed in claim 2, wherein: and an adjusting and fixing device (3) is arranged on one side of the fixing plate (5) far away from the sliding groove (6).
5. The fixing device of the splicing liquid crystal display advertising machine as claimed in claim 4, wherein: adjusting fixing device (3) including front and back adjusting screw (31), front and back adjusting screw (31) are in the outer wall fixed connection of fixed plate (5), the outer wall swing joint of front and back adjusting screw (31) has connecting plate (33), the inside of connecting plate (33) is provided with fore-and-aft direction screw (34) and horizontal direction screw (35), the afterbody of front and back adjusting screw (31) is rotated and is connected with first fixation nut (32).
6. The fixing device of the splicing liquid crystal display advertising machine as claimed in claim 5, wherein: the inner part of the connecting plate (33) is movably connected with a horizontal adjusting screw rod (36) in a threaded manner, the outer wall of the horizontal adjusting screw rod (36) is rotatably connected with an upper rack screw hole (38), and the tail part of the horizontal adjusting screw rod (36) is rotatably connected with a second fixing nut (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169213.2U CN214226404U (en) | 2021-01-21 | 2021-01-21 | Fixing device of splicing liquid crystal screen advertising machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169213.2U CN214226404U (en) | 2021-01-21 | 2021-01-21 | Fixing device of splicing liquid crystal screen advertising machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214226404U true CN214226404U (en) | 2021-09-17 |
Family
ID=77690435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120169213.2U Expired - Fee Related CN214226404U (en) | 2021-01-21 | 2021-01-21 | Fixing device of splicing liquid crystal screen advertising machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214226404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114898667A (en) * | 2022-04-21 | 2022-08-12 | 深圳市展视光电技术有限公司 | Splicing device of angle-adjustable LED display screen |
-
2021
- 2021-01-21 CN CN202120169213.2U patent/CN214226404U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114898667A (en) * | 2022-04-21 | 2022-08-12 | 深圳市展视光电技术有限公司 | Splicing device of angle-adjustable LED display screen |
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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: 20210917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |