CN109862733B - Loading casing of liquid crystal display - Google Patents
Loading casing of liquid crystal display Download PDFInfo
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- CN109862733B CN109862733B CN201910277976.6A CN201910277976A CN109862733B CN 109862733 B CN109862733 B CN 109862733B CN 201910277976 A CN201910277976 A CN 201910277976A CN 109862733 B CN109862733 B CN 109862733B
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Abstract
The invention discloses a loading shell of a liquid crystal display, which consists of a back plate and a panel, wherein four corners of the back end surface of the panel are respectively provided with a threaded shaft, a through cavity is arranged in the panel, the lower end surface of the back plate is fixedly provided with a base, and four corners in the front end surface of the back plate are respectively provided with a rotating cavity corresponding to the threaded shaft.
Description
Technical Field
The invention relates to the technical field of computer accessories, in particular to a loading shell of a liquid crystal display.
Background
The current LCD's loading shell is connected through the plastics buckle, and at the shell dismantlement in-process, need take out the back with the screw of backplate four corners setting, through sharp-pointed or lamellar object through the clearance between backplate and the panel with both sled open with the separation, in its operation, not only need get the appurtenance of screw, and in the sled open fragile buckle and load the shell, the operation is inconvenient.
Therefore, there is a need for further improvement of the loading case of the liquid crystal display in the related art, thereby improving structural stability and convenience of detachment of the case.
Disclosure of Invention
It is an object of the present invention to provide a loading housing for a liquid crystal display that overcomes the above-mentioned deficiencies of the prior art.
The loading shell of the liquid crystal display comprises a back plate and a panel, wherein four corners of the rear end surface of the panel are respectively provided with a threaded shaft, a through cavity is arranged in the panel, a base is fixedly arranged on the lower end surface of the back plate, four corners in the front end surface of the back plate are respectively provided with a rotating cavity corresponding to the threaded shafts, the front ends of the four rotating cavities are communicated with the outside, a first bevel gear is rotatably arranged in each rotating cavity through a rotating cylinder and is in threaded connection with the threaded shafts, the four rotating cylinders are in power connection through a toothed belt, the rear end of the first bevel gear on the upper right side is in meshing connection with a second bevel gear, a rotating block with the upper end extending into the outside space is fixedly arranged in the middle of the upper end surface of the second bevel gear, an installation cavity with a forward opening is arranged in the middle of the back plate, a moving cavity is communicated with the lower end wall of, the upper side of the moving cavity is provided with an operating device, the operating device is connected with the moving block in a meshed manner, the lower end face of the moving block is fixedly provided with a sliding block, a groove is formed in the moving block, a liquid crystal screen is placed in the groove, the upper end wall of the mounting cavity is internally communicated with a sliding groove, a clamping block is arranged in the sliding groove in a sliding manner, a guide groove is arranged in the rear end of the sliding groove in a communicated manner, the rear end of the clamping block is fixedly provided with a guide block, the guide block is rotatably provided with a lead screw in threaded connection with the guide block, the lead screw is in power connection with the operating device, the left side and the right side of the mounting cavity are communicated with each other and provided with a push groove, a push rod is arranged in the push groove in a sliding manner, one end, close to each other, of the push rod is fixedly provided with a sealing gasket, one side, the transmission device is rotationally connected with the push blocks on the left side and the right side; the threaded shaft is in rotating connection with the first bevel gear, so that the face plate is in sealing connection with the back plate.
The technical scheme is that the operating device comprises a hollow groove communicated with the moving cavity, a meshing gear meshed with the moving block is arranged in the hollow groove in a rotating mode, a worm wheel is fixedly arranged on the right end face of the meshing gear, a worm meshed with the worm wheel is arranged in the hollow groove in a rotating mode through a fixed shaft, a belt groove is formed in the rear side of the hollow groove in a communicating mode, the rear end of the fixed shaft is connected with the rear end wall of the belt groove in a rotating mode, a belt wheel is arranged in the rotary groove in a rotating mode, the belt wheel is connected with the fixed shaft through transmission belt power, a rotating shaft is connected to the axis of the belt wheel through a spline, a groove is formed in the rear side of the belt groove in a communicating mode, the rear end of the rotating shaft extends into the groove and is fixedly provided with the fixed block, a sliding cavity is communicated with the front side of the belt groove, the left end of the rotating shaft extends into the sliding cavity and is rotatably provided with a rack, a rotating, the right end of the rotating gear is connected with a third bevel gear in a meshing manner, the upper end face of the third bevel gear is fixedly provided with a connecting shaft, and the connecting shaft is in power connection with the screw rod through a belt; and pulling the fixed block to lift the clamping block to unlock the liquid crystal screen, and rotating the fixed block to enable the moving block to drive the liquid crystal screen to move forwards.
According to a further technical scheme, the transmission device comprises connecting cavities which are bilaterally symmetrical and communicated with the connecting grooves respectively, connecting rods which are rotatably connected with the push block are rotatably arranged in the connecting cavities, pressing grooves are communicated between the connecting cavities, pressing rods are slidably arranged in the pressing grooves and rotatably connected with the ends, close to each other, of the connecting rods respectively, a pressure spring is fixedly arranged between the lower ends of the pressing rods and the pressing grooves, a through groove is communicated with the rotating cavity on the upper right side of the pressing grooves, a connecting block which is abutted against the upper ends of the pressing rods is slidably arranged in the through groove, and a reset assembly for resetting the connecting block is fixedly arranged on the upper end face of the connecting block; the connecting block moves backwards to enable the pushing block to drive the sealing gasket to move oppositely to seal the mounting cavity.
The invention has the beneficial effects that: the liquid crystal display panel is simple in structure and convenient to operate, the liquid crystal display is driven to move by the moving block, the liquid crystal display is convenient to mount and dismount, the position stability of the liquid crystal display in the back plate is improved under the combined action of the sealing gasket and the clamping block, and the back plate and the panel are connected through the threaded shaft, so that the liquid crystal display panel is simple and convenient to operate and has high stability.
Drawings
FIG. 1 is a schematic view showing an overall internal structure of a loading case of a liquid crystal display according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of "B" in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of "C" in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the structure in the direction "D-D" in FIG. 2 according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the left, right, front, rear, up and down directions described below correspond to the left, right, front, rear, up and down directions in the projection relation of fig. 1 itself.
Referring to fig. 1-5, a loading housing of a liquid crystal display according to an embodiment of the present invention comprises a back plate 10 and a face plate 12, wherein four corners of a rear end surface of the face plate 12 are respectively provided with a threaded shaft 13, a through cavity 14 is arranged in the face plate 12, a base 11 is fixedly arranged on a lower end surface of the back plate 10, four corners of an inner front end surface of the back plate 10 are respectively provided with a rotating cavity 40 corresponding to the threaded shaft 13, front ends of the four rotating cavities 40 are communicated with the outside, the rotating cavity 40 is rotatably provided with a first bevel gear 42 through a rotating drum 41, the first bevel gear 42 is in threaded connection with the threaded shaft 13, the four rotating drums 41 are in power connection through a toothed belt 45, a second bevel gear 43 is engaged and connected to a rear end of the first bevel gear 42 on an upper side, a rotating block 44 with an upper end extending into an outside space is fixedly arranged in a middle position of an upper end surface of the second bevel gear, the utility model discloses a portable electronic device, including installation cavity 15, slide block 25, liquid crystal screen 23, chute 16, fixture block 17, guide slot 18, lead screw 20, push groove 27, push rod 28, sealing gasket 29, slide block 28, slide block 25, slide block 16, slide block 17, slide block 16, slide block 19, slide block 17, slide block 19, slide block 28 and seal pad 29, a connecting groove 30 is formed in one side, far away from the installation cavity 15, of the push groove 27, push blocks 31 fixedly connected with the push rods 28 are arranged in the connecting groove 30 in a sliding mode, a transmission device 200 is arranged between the connecting grooves 30, and the transmission device 200 is rotatably connected with the push blocks 31 on the left side and the right side; the threaded shaft 13 is rotatably connected with the first bevel gear 42, so that the front plate 12 is in sealing connection with the back plate 10.
Beneficially, the operating device 100 includes an empty slot 49 communicated with the moving cavity 46, an engaging gear 50 engaged with the moving block 25 is rotatably disposed in the empty slot 49, a worm wheel 64 is fixedly disposed on a right end face of the engaging gear 50, a worm 51 engaged with the worm wheel 64 is rotatably disposed in the empty slot 49 through a fixed shaft 52, a belt slot 66 is communicated with a rear side of the empty slot 49, a rear end of the fixed shaft 52 is rotatably connected with a rear end wall of the belt slot 66, a pulley 65 is rotatably disposed in the belt slot 66, the pulley 65 is in power connection with the fixed shaft 52 through a transmission belt 57, a rotating shaft 55 is splined at an axis of the pulley 65, a slot 53 is communicated between a rear side of the belt slot 66 and the outside, a rear end of the rotating shaft 55 extends into the slot 53 and is fixedly disposed with a fixed block 56, a front side of the belt slot 66 is communicated with a sliding cavity 54, a left end of the rotating shaft 55 extends into the sliding cavity 54 and is rotatably disposed with a rack, a rotating groove 58 is communicated with the inner wall of the upper end of the sliding cavity 54, a rotating gear 60 meshed with the rack 59 is rotatably arranged in the rotating groove 58, a third bevel gear 61 is meshed and connected with the right end of the rotating gear 60, a connecting shaft 22 is fixedly arranged on the upper end face of the third bevel gear 61, and the connecting shaft 22 is in power connection with the screw rod 20 through a belt 21; the fixed block 56 is pulled, the fixture block 17 is lifted to unlock the liquid crystal screen 23, and the fixed block 56 is rotated to enable the moving block 25 to drive the liquid crystal screen 23 to move forwards.
Beneficially, the transmission device 200 includes bilaterally symmetrical connecting cavities 32 respectively communicated with the connecting grooves 30, connecting rods 33 rotatably connected with the push blocks 31 are rotatably arranged in the connecting cavities 32, pressure grooves 36 are communicated between the connecting cavities 32, pressure rods 35 are slidably arranged in the pressure grooves 36, the pressure rods 35 are respectively rotatably connected with one ends, close to each other, of the connecting rods 33, pressure springs 34 are fixedly arranged between the lower ends of the pressure rods 35 and the pressure grooves 36, through grooves 37 are communicated between the pressure grooves 36 and the rotating cavity 40 on the upper right side, connecting blocks 38 abutted against the upper ends of the pressure rods 35 are slidably arranged in the through grooves 37, and reset assemblies 39 for resetting the connecting blocks 38 are fixedly arranged on the upper end faces of the connecting blocks 38; the connecting block 38 moves backwards, so that the pushing block 31 drives the sealing gasket 29 to move oppositely to seal the installation cavity 15.
In the initial state, the front plate 12 and the back plate 10 are not connected, and the liquid crystal screen 23 is not placed in the installation cavity 15.
When the device is required to work, the fixed block 56 is pulled rightwards to enable the rack 59 to move, the rotating gear 60 rotates, the screw rod 20 rotates through the belt 21, the guide block 19 drives the clamping block 17 to ascend, the fixed block 56 rotates, the worm 51 rotates through the transmission belt 57, the meshing gear 50 rotates, the moving block 25 moves forwards, the liquid crystal screen 23 is placed in the groove 26, then the fixed block 56 rotates reversely, the moving block 25 drives the liquid crystal screen 23 to move backwards, the liquid crystal screen 23 is located in the installation cavity 15, the fixed block 56 is pushed forwards, the rack 59 moves forwards, the rotating gear 60 rotates reversely, the screw rod 20 rotates reversely, the clamping block 17 descends to fix the position of the liquid crystal screen 23, then the threaded shaft 13 is opposite to the position of the rotating cavity 40, the panel 12 is pushed backwards to enable the threaded shaft 13 to be connected with the first bevel gear 42, the rotating block 44 rotates synchronously through the toothed belt 45, the screw shaft 13 drives the panel 12 to move backwards so that the panel 12 is closely connected with the back plate 10, at this time, the connecting block 38 is extruded by the screw shaft 13 to move backwards, so that the pressure rod 35 descends, the push block 31 is pulled by the connecting rod 33 to move towards each other, the left side and the right side of the installation cavity 15 are sealed by the sealing gasket 29, the stability of the liquid crystal screen 23 is improved, and the content on the liquid crystal screen 23 can be viewed through the through cavity 14.
The invention has the beneficial effects that: the liquid crystal display panel is simple in structure and convenient to operate, the liquid crystal display is driven to move by the moving block, the liquid crystal display is convenient to mount and dismount, the position stability of the liquid crystal display in the back plate is improved under the combined action of the sealing gasket and the clamping block, and the back plate and the panel are connected through the threaded shaft, so that the liquid crystal display panel is simple and convenient to operate and has high stability.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (3)
1. A loading shell of a liquid crystal display comprises a back plate and a panel, wherein four corners of the back end surface of the panel are respectively provided with a threaded shaft, a through cavity is arranged in the panel, a base is fixedly arranged on the lower end surface of the back plate, four corners in the front end surface of the back plate are respectively provided with a rotating cavity corresponding to the positions of the threaded shafts, the front ends of four rotating cavities are communicated with the outside, a first bevel gear is arranged in each rotating cavity in a rotating way, the first bevel gear is in threaded connection with the threaded shafts, the four rotating cylinders are in power connection through a toothed belt, the rear end of the first bevel gear on the upper right side is in meshing connection with a second bevel gear, a rotating block with the upper end extending into the outside space is fixedly arranged in the middle position of the upper end surface of the second bevel gear, an installation cavity with a forward opening is arranged in the middle position of the back plate, the upper side of the moving cavity is provided with an operating device, the operating device is connected with the moving block in a meshed manner, the lower end face of the moving block is fixedly provided with a sliding block, a groove is formed in the moving block, a liquid crystal screen is placed in the groove, the upper end wall of the mounting cavity is internally communicated with a sliding groove, a clamping block is arranged in the sliding groove in a sliding manner, a guide groove is arranged in the rear end of the sliding groove in a communicated manner, the rear end of the clamping block is fixedly provided with a guide block, the guide block is rotatably provided with a lead screw in threaded connection with the guide block, the lead screw is in power connection with the operating device, the left side and the right side of the mounting cavity are communicated with each other and provided with a push groove, a push rod is arranged in the push groove in a sliding manner, one end, close to each other, of the push rod is fixedly provided with a sealing gasket, one side, the transmission device is rotationally connected with the push blocks on the left side and the right side; the threaded shaft is in rotating connection with the first bevel gear, so that the face plate is in sealing connection with the back plate.
2. A loading housing for a liquid crystal display device according to claim 1, wherein: the operating device comprises a hollow groove communicated with the moving cavity, a meshing gear meshed with the moving block is rotationally arranged in the hollow groove, a worm wheel is fixedly arranged on the right end face of the meshing gear, a worm meshed with the worm wheel is rotationally arranged in the hollow groove through a fixed shaft, a belt groove is communicated with the rear side of the hollow groove, the rear end of the fixed shaft is rotationally connected with the rear end wall of the belt groove, a belt wheel is rotationally arranged in the belt groove, the belt wheel is in power connection with the fixed shaft through a transmission belt, a rotating shaft is connected to the axis of the belt wheel through a spline, a groove is communicated between the rear side of the belt groove and the outside, the rear end of the rotating shaft extends into the groove and is fixedly provided with the fixed block, a sliding cavity is communicated with the front side of the belt groove, the left end of the rotating shaft extends into the sliding cavity and is rotationally provided with a rack, a rotating groove is communicated with the upper end wall of the sliding cavity, and, the right end of the rotating gear is connected with a third bevel gear in a meshing manner, the upper end face of the third bevel gear is fixedly provided with a connecting shaft, and the connecting shaft is in power connection with the screw rod through a belt; and pulling the fixed block to lift the clamping block to unlock the liquid crystal screen, and rotating the fixed block to enable the moving block to drive the liquid crystal screen to move forwards.
3. A loading housing for a liquid crystal display device according to claim 1, wherein: the transmission device comprises connecting cavities which are bilaterally symmetrical and are respectively communicated with the connecting grooves, connecting rods which are rotatably connected with the push blocks are rotatably arranged in the connecting cavities, pressing grooves are communicated between the connecting cavities, pressing rods are slidably arranged in the pressing grooves and are respectively rotatably connected with the ends, close to each other, of the connecting rods, a pressure spring is fixedly arranged between the lower ends of the pressing rods and the pressing grooves, a through groove is communicated between the pressing grooves and the rotating cavity on the upper right side, a connecting block which is abutted against the upper end of the pressing rod is slidably arranged in the through groove, and a reset assembly for resetting the connecting block is fixedly arranged on the upper end face of the connecting block; the connecting block moves backwards to enable the pushing block to drive the sealing gasket to move oppositely to seal the mounting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910277976.6A CN109862733B (en) | 2019-04-08 | 2019-04-08 | Loading casing of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910277976.6A CN109862733B (en) | 2019-04-08 | 2019-04-08 | Loading casing of liquid crystal display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109862733A CN109862733A (en) | 2019-06-07 |
| CN109862733B true CN109862733B (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910277976.6A Active CN109862733B (en) | 2019-04-08 | 2019-04-08 | Loading casing of liquid crystal display |
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| Country | Link |
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| CN (1) | CN109862733B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562132A (en) * | 2017-10-26 | 2018-01-09 | 成都丝迈尔科技有限公司 | A kind of computer display for being easy to adjust angle |
| CN207560580U (en) * | 2017-11-03 | 2018-06-29 | 广州飞谷电子技术服务有限公司 | A kind of DC power cabinet power shelf rack |
| CN107967028B (en) * | 2017-12-01 | 2020-09-25 | 常州信息职业技术学院 | Computer display installed in public place |
| CN207553900U (en) * | 2017-12-08 | 2018-06-29 | 天津兄弟联盟机械有限公司 | A kind of easy-to-dismount observation window of civil air defense constructions and installations |
| CN207852258U (en) * | 2018-01-25 | 2018-09-11 | 湖南环境生物职业技术学院 | A kind of displaying propaganda board of novel ideological and political education |
| CN208156555U (en) * | 2018-04-23 | 2018-11-27 | 广州市狮达演艺设备有限公司 | A kind of display that can remotely control |
| CN108730730A (en) * | 2018-06-01 | 2018-11-02 | 林碧琴 | A kind of display equipment for teaching |
| CN109138665A (en) * | 2018-09-05 | 2019-01-04 | 舒丽燕 | A kind of fully controlled window with single handle |
| CN109253362B (en) * | 2018-10-19 | 2020-12-22 | 赣州能创智能科技有限公司 | Passive matrix driving liquid crystal display |
| CN109458527B (en) * | 2019-01-02 | 2021-02-26 | 深圳中汇濠源电子有限公司 | Desktop computer display fixing frame |
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2019
- 2019-04-08 CN CN201910277976.6A patent/CN109862733B/en active Active
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| CN109862733A (en) | 2019-06-07 |
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Effective date of registration: 20200519 Address after: Port Economic Development Zone 231300 Anhui city of Lu'an province Shucheng County Hangzhou Applicant after: Anhui Yingli Electronic Technology Co.,Ltd. Address before: Room 402, No. 2, Science and Technology Fourth Road, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Applicant before: DONGGUAN QINGLIU NEW MATERIAL Co.,Ltd. |
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