CN113294632A - Liquid crystal display back plate supporting type liquid crystal television - Google Patents
Liquid crystal display back plate supporting type liquid crystal television Download PDFInfo
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- CN113294632A CN113294632A CN202110491407.9A CN202110491407A CN113294632A CN 113294632 A CN113294632 A CN 113294632A CN 202110491407 A CN202110491407 A CN 202110491407A CN 113294632 A CN113294632 A CN 113294632A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a liquid crystal display back plate supporting type liquid crystal television, which comprises: the display screen comprises a display screen, a bottom plate, a back connecting plate and a connecting column, wherein the back connecting plate is arranged on the back of the display screen, a connecting column is rotatably arranged on the surface of the back connecting plate, a bottom plate is arranged at the bottom of the connecting column, an outer ring frame is arranged on the outer ring of the display screen, and the two sides of the outer ring frame are provided with notches, the inner part of the outer ring frame is provided with a protection mechanism for protecting the display screen, a trigger mechanism for automatically driving the protection mechanism to open the protection function when the display screen is toppled is arranged at the bottom of one side of the outer ring frame, under the matching action of the protection mechanism and the trigger mechanism, when the display screen is toppled, the trigger mechanism drives the protection mechanism to be opened, the four sides of the two sides of the display screen are protected to prevent the surface of the display screen from being damaged by impact when the display screen is toppled, under slewing mechanism's effect, when conveniently adjusting the display screen angle, keep the stability of bottom plate and place the face.
Description
Technical Field
The invention relates to the technical field of liquid crystal televisions, in particular to a liquid crystal display back plate supporting type liquid crystal television.
Background
Liquid Crystal displays, abbreviated to lcd (liquid Crystal display), which use a substance between solid and liquid states, an organic compound with regular molecular arrangement, a substance that appears in a transparent liquid state when heated and in a turbid solid state when cooled to form crystalline particles, are known as "liquid Crystal" in which the liquid Crystal molecular arrangement resembles a stick of firelighter, and are manufactured using such liquid crystals, also known as "lcd" (liquid Crystal display "). In the liquid crystal television, a voltage is applied to a liquid crystal between two glasses to reproduce a picture by a change in molecular arrangement and a change in meandering, and the screen produces a picture by collision of an electron group and forms a picture by transmission and reflection of external light.
The household liquid crystal display television is usually in a suspended type and a supporting type, and the supporting type liquid crystal display television is more prone to tilting in the using process due to the fact that the size of the existing liquid crystal display television is larger and larger, so that the surface of a display screen is damaged, and therefore a new liquid crystal display back plate supporting type liquid crystal display television is needed to be provided to solve the technical problem.
Disclosure of Invention
In order to solve the technical problem, the invention provides the liquid crystal display back plate supporting type liquid crystal display television which protects the surface of the liquid crystal display television when toppling over.
The invention provides a liquid crystal display backboard supporting type liquid crystal television, which comprises: display screen, bottom plate, back connecting plate and spliced pole, display screen back mounted has back connecting plate, back connecting plate rotates on the surface and installs the spliced pole, the spliced pole bottom is equipped with the bottom plate, the outer lane frame is installed to the display screen outer lane, and outer lane frame both sides set up jaggedly, the inside protection machanism that protects the display screen that is equipped with of outer lane frame, outer lane frame one side bottom is equipped with the trigger mechanism that automatic drive protection machanism opened the guard action when the display screen emptys, be equipped with between bottom plate and the spliced pole and drive the display screen and rotate the gliding slewing mechanism of bottom plate can not take place for the time.
Preferably, slewing mechanism includes drive power supply, driving gear, ring gear and a rotation section of thick bamboo, the spliced pole bottom is fixed with a rotation section of thick bamboo, and rotates a rotation section of thick bamboo and peg graft on the bottom plate, the fixed ring gear that has cup jointed in rotation section of thick bamboo outer lane, bottom plate one side fixed mounting has drive power supply, and the drive power supply output is fixed with the driving gear, the driving gear is connected with the ring gear meshing.
Preferably, slewing mechanism still includes sucking disc and piston piece, the bottom that the bottom plate was worn out to the rotary drum is fixed with the sucking disc, the inside screw thread that has seted up of rotary drum, and the rotary drum is inside to be connected with the piston piece through threaded engagement, the rotary drum communicates with the sucking disc.
Preferably, the front end of the bottom plate is fixedly provided with an infrared ray transceiver, and the infrared ray transceiver is electrically connected with the driving power supply.
Preferably, the two ends of the bottom plate are slidably inserted with the extension plates, and the gravity blocks are fixed at the ends of the extension plates far away from the bottom plate.
Preferably, the trigger mechanism includes fixed plate, extension bar, spring, rack, drive gear and contact pad, the inside fixed plate that is fixed with of display screen one side outer lane frame, and the fixed plate bottom is equipped with the extension bar, and the extension bar slides and wears out outer lane frame bottom, the extension bar is worn out outer lane frame bottom and is fixed with the contact pad, be fixed with the spring between extension bar top and the fixed plate, the extension bar bilateral symmetry is fixed with the rack, and the inside symmetry rotation in position that corresponds the rack of outer lane frame installs two drive gears.
Preferably, protection machanism includes inoxidizing coating, initiative bevel gear, transmission bevel gear, closing plate, driven bevel gear and drive shaft, outer lane frame four sides all are equipped with two inoxidizing coatings, and inoxidizing coating one side is fixed with the closing plate, the inside fixed drive shaft that pegs graft of inoxidizing coating, the equal outer lane frame inner wall of drive shaft rotates the connection, two drive shaft one ends in display screen bottom and drive gear fixed connection, and the drive shaft other end are fixed with initiative bevel gear, the drive shaft both ends of display screen both sides all are fixed with transmission bevel gear, two drive shaft both ends at display screen top are fixed with driven bevel gear, initiative bevel gear is connected with the transmission bevel gear meshing that corresponds, drive gear is connected with driven bevel gear meshing.
Preferably, the interior of the protective layer consists of the gas generator and the anti-collision airbag.
Preferably, the two ends of the bottom of the outer ring frame are fixed with support rods, and universal wheels are installed at the bottoms of the support rods.
Preferably, the bottom of the outer ring frame and the top of the bottom plate are symmetrically fixed with two round bases, a limiting groove is formed in each round base, limiting balls are connected in the limiting grooves in a sliding clamping mode, and a telescopic rod is fixed between each two adjacent limiting balls.
Compared with the prior art, the liquid crystal display back plate supporting type liquid crystal television provided by the invention has the following beneficial effects:
the invention provides a liquid crystal display back plate supporting type liquid crystal television:
1. under the mating reaction of protection machanism and trigger mechanism, under the steady state, contact pad and stretch out the pole and carry out extrusion contact to placing the face, compression spring simultaneously, when the device takes place to empty, the stretch out pole receives the influence of spring force to be vertical direction and stretches out the outer lane frame, move the process at the stretch out pole, the rack meshes with drive gear, under drive gear's drive, two drive shafts in display screen bottom drive bevel gear and rotate and mesh with transmission bevel gear, transmission bevel gear lies in driven bevel gear meshing, make four inoxidizing coating of outer lane frame inside rotate to outer lane frame both sides breach department simultaneously, protect the display screen frame, prevent that the display screen surface suffers the striking and damages when empting. (ii) a
2. Under slewing mechanism's effect, open drive power supply, it opens to drive the driving gear, driving gear and ring gear meshing, because the rotation of a rotation section of thick bamboo with the fixed of spliced pole and with the bottom plate, drive whole spliced pole and display screen rotation direction, rotate an in-process, make piston piece and its inner wall screw-thread engagement, thereby do and reciprocate, extrude inside gas with the sucking disc cooperation, thereby adsorb the sucking disc is stable on placing the face, place and rotate the instability of in-process display screen and what lead to empting, when conveniently adjusting the display screen angle, keep the bottom plate and place the stability of face.
3. Under the effect of support column and universal wheel, play the supporting role to display screen and outer lane frame, when the display screen rotates, the universal wheel plays the effect of direction simultaneously.
4. Keep the connectivity under the mating reaction of telescopic link, spacing ball and round platform seat, rotate the in-process telescopic link cooperation at the display screen simultaneously and stretch out and draw back, spacing ball slides at spacing inslot portion, continues to keep the connectivity between the two.
5. Under the effect of gravity piece and extension board, increase the bottom plate on the one hand and the area of contact of placing the face, on the other hand makes the more even sharing whole device bottom of gravity piece to realize more stable placing.
Drawings
FIG. 1 is a schematic view of the overall front structure provided by the present invention;
FIG. 2 is a schematic view of the overall backside structure provided by the present invention;
FIG. 3 is a schematic structural diagram of a rotating mechanism according to the present invention;
FIG. 4 is a second schematic view of the rotating mechanism according to the present invention;
FIG. 5 is a schematic structural diagram of a trigger mechanism according to the present invention;
FIG. 6 is a second schematic structural diagram of a triggering mechanism provided in the present invention;
FIG. 7 is a schematic view of a protection mechanism according to the present invention;
FIG. 8 is a second schematic view of the protection mechanism according to the present invention;
FIG. 9 is a schematic view of the connection between the outer ring frame and the bottom plate according to the present invention;
fig. 10 is a schematic view of the connection between the circular truncated cone base and the limiting ball provided by the invention.
Reference numbers in the figures: 1. a display screen; 2. a base plate; 21. a gravity block; 22. extending the plate; 3. an outer ring frame; 4. a protection mechanism; 41. a protective layer; 42. a drive bevel gear; 43. a drive bevel gear; 44. a sealing plate; 45. a driven bevel gear; 46. a drive shaft; 5. a trigger mechanism; 51. a fixing plate; 52. an extension bar; 53. a spring; 54. a rack; 55. a drive gear; 56. a contact pad; 6. a support bar; 61. a universal wheel; 7. a rotating mechanism; 71. a drive power supply; 72. a driving gear; 73. a ring gear; 74. a rotating cylinder; 75. a suction cup; 76. a piston block; 8. a back connecting plate; 9. connecting columns; 10. an infrared ray transmitting/receiving device; 11. a round pedestal; 111. a limiting ball; 112. a telescopic rod; 113. a limiting groove.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10 in combination, wherein fig. 1 is a schematic diagram of an overall front structure provided by the present invention; FIG. 2 is a schematic view of the overall backside structure provided by the present invention; FIG. 3 is a schematic structural diagram of a rotating mechanism according to the present invention; FIG. 4 is a second schematic view of the rotating mechanism according to the present invention; FIG. 5 is a schematic structural diagram of a trigger mechanism according to the present invention; FIG. 6 is a second schematic structural diagram of a triggering mechanism provided in the present invention; FIG. 7 is a schematic view of a protection mechanism according to the present invention; FIG. 8 is a second schematic view of the protection mechanism according to the present invention; FIG. 9 is a schematic view of the connection between the outer ring frame and the bottom plate according to the present invention; fig. 10 is a schematic view of the connection between the circular truncated cone base and the limiting ball provided by the invention. LCD screen backplate supports formula LCD TV includes: display screen 1, bottom plate 2, back connecting plate 8 and spliced pole 9.
In the specific implementation process, as shown in fig. 1 and fig. 2, the back surface of the display screen 1 is provided with a back surface connecting plate 8, the surface of the back surface connecting plate 8 is provided with a connecting column 9 in a rotating manner, the bottom of the connecting column 9 is provided with a bottom plate 2, and the bottom plate 2, the back surface connecting plate 8 and the connecting column 9 are all made of the same material as the base supporting structure of the existing supporting type liquid crystal television.
Referring to fig. 1 and 2, an outer ring frame 3 is installed on an outer ring of the display screen 1, and two sides of the outer ring frame 3 are provided with notches, a protective mechanism 4 for protecting the display screen 1 is arranged in the outer ring frame 3, a trigger mechanism 5 for automatically driving the protective mechanism 4 to open the protective function when the display screen 1 is toppled is arranged at the bottom of one side of the outer ring frame 3, a rotating mechanism 7 which drives the display screen 1 to rotate and the bottom plate 2 not to slide is arranged between the bottom plate 2 and the connecting column 9, under the matching action of the protection mechanism 4 and the trigger mechanism 5, when the display screen 1 is toppled, the trigger mechanism 5 drives the protection mechanism 4 to be opened, the four sides of the two sides of the display screen 1 are protected, the surface of the display screen 1 is prevented from being damaged by impact when the display screen is toppled, under the effect of slewing mechanism 7, when conveniently adjusting 1 angle of display screen, keep bottom plate 2 and the stability of placing the face.
Referring to fig. 3, the rotating mechanism 7 includes a driving power supply 71, a driving gear 72, a gear ring 73 and a rotating cylinder 74, the rotating cylinder 74 is fixed at the bottom of the connecting column 9, the rotating cylinder 74 rotates to be inserted on the bottom plate 2, the gear ring 73 is fixedly sleeved on the outer ring of the rotating cylinder 74, the driving power supply 71 is fixedly installed at one side of the bottom plate 2, the driving gear 72 is fixed at the output end of the driving power supply 71, the driving gear 72 is meshed with the gear ring 73, the driving power supply 71 is turned on to drive the driving gear 72 to be turned on, the driving gear 72 is meshed with the gear ring 73, and the rotating cylinder 74 is fixed with the connecting column 9 and rotates with the bottom plate 2 to drive the whole connecting column 9 and the display screen 1 to rotate.
Referring to fig. 4, the rotating mechanism 7 further includes a suction cup 75 and a piston block 76, the bottom of the rotating cylinder 74, which penetrates through the bottom plate 2, is fixed with the suction cup 75, the inside of the rotating cylinder 74 is provided with threads, the inside of the rotating cylinder 74 is connected with the piston block 76 through threaded engagement, the rotating cylinder 74 is communicated with the suction cup 75, in the rotating process of the rotating cylinder 74, the piston block 76 is in threaded engagement with the inner wall thereof, so as to move up and down, and the piston block is matched with the suction cup 75 to extrude the gas inside, so that the suction cup 75 is stably adsorbed on the placing surface and placed on the display screen 1 during the rotating process, which is unstable and leads to toppling.
Referring to fig. 2, an infrared transceiver 10 is fixedly installed at the front end of the bottom plate 2, the infrared transceiver 10 is electrically connected to a driving power supply 71, and the driving power supply 71 is turned on by remotely controlling the infrared transceiver 10, so as to change the angle of the display screen 1.
Referring to fig. 9, the two ends of the bottom plate 2 are slidably inserted with the extension plates 22, one ends of the extension plates 22 far away from the bottom plate 2 are respectively fixed with the gravity blocks 21, the extension plates 22 are pulled by the gravity blocks 21, on one hand, the contact area between the bottom plate 2 and the placing surface is increased, on the other hand, the gravity of the gravity blocks 21 is more uniformly distributed on the bottom of the whole device, and therefore more stable placement is achieved.
Referring to fig. 5 and 6, the triggering mechanism 5 includes a fixing plate 51, an extension rod 52, a spring 53, a rack 54, a driving gear 55 and a contact pad 56, the fixing plate 51 is fixed inside the outer frame 3 on one side of the display screen 1, the extension rod 52 is arranged at the bottom of the fixing plate 51, the extension rod 52 slides out of the bottom of the outer frame 3, the contact pad 56 is fixed on the extension rod 52, the spring 53 is fixed between the top of the extension rod 52 and the fixing plate 51, the racks 54 are symmetrically fixed on two sides of the extension rod 52, two driving gears 55 are symmetrically and rotatably installed inside the outer frame 3 corresponding to the positions of the racks 54, in a stable state, the contact pad 56 and the extension rod 52 are in pressing contact with the placing surface, the spring 53 is compressed, and when the device is toppled, the extension rod 52 vertically extends out of the outer frame 3 under the influence of the elastic force of the spring 53, during the movement of the extension bar 52, the rack 54 engages with the driving gear 55, which causes the opening of the protection mechanism 4.
Referring to fig. 7 and 8, the protection mechanism 4 includes two protection layers 41, a driving bevel gear 42, a driving bevel gear 43, a sealing plate 44, a driven bevel gear 45 and a driving shaft 46, the four sides of the outer frame 3 are respectively provided with two protection layers 41, the sealing plate 44 is fixed on one side of the protection layers 41, the driving shaft 46 is fixedly inserted into the protection layers 41, the driving shaft 46 is rotatably connected with the inner wall of the outer frame 3, one ends of the two driving shafts 46 at the bottom of the display screen 1 are fixedly connected with the driving gear 55, the other end of the driving shaft 46 is fixedly provided with the driving bevel gear 42, the two ends of the driving shaft 46 at the two sides of the display screen 1 are respectively fixedly provided with the driving bevel gear 43, the two ends of the two driving shafts 46 at the top of the display screen 1 are respectively fixedly provided with the driven bevel gear 45, the driving bevel gear 42 is engaged with the corresponding driving bevel gear 43, and the driving gear is engaged with the driven bevel gear 45, under the drive of drive gear 55, two drive shafts 46 at the bottom of display screen 1 drive bevel gear 42 to rotate and mesh with drive bevel gear 43, drive bevel gear 43 lies in driven bevel gear 45 meshing for four inside inoxidizing coating 41 of outer lane frame 3 rotate to outer lane frame 3 both sides breach department simultaneously, protect the frame of display screen 1, under the condition that does not trigger, sealing plate 44 carries out sealing connection with the breach of outer lane frame 3.
The protective layer 41 is internally composed of a gas generator and an anti-collision air bag, and the anti-collision air bag is inflated through the gas generator to protect the toppled display screen 1.
Referring to fig. 9, the two ends of the bottom of the outer ring frame 3 are fixed with the support rods 6, the universal wheels 61 are installed at the bottoms of the support rods 6, the support rods 6 support the display screen 1 and the outer ring frame 3, and the universal wheels 61 guide the display screen 1 when rotating.
Referring to fig. 9 and 10, the bottom of the outer ring frame 3 and the top of the bottom plate 2 are symmetrically fixed with two circular bases 11, and the circular bases 11 are internally provided with limit grooves 113, the limit balls 111 are slidably clamped in the limit grooves 113, two adjacent limit balls 111 are fixed with telescopic rods 112, the outer ring frame 3 and the bottom plate 2 keep connectivity under the cooperation of the telescopic rods 112, the limit balls 111 and the circular bases 11, and meanwhile, the telescopic rods 112 are matched to extend and retract in the rotation process of the display screen 1, the limit balls 111 slide in the limit grooves 113, and the connectivity between the two is continuously kept.
The working principle is as follows: through the remote control infrared ray transceiver 10, the driving power supply 71 is turned on, the driving gear 72 is driven to be turned on, the driving gear 72 is meshed with the gear ring 73, the rotating cylinder 74 is fixed with the connecting column 9 and rotates with the bottom plate 2 to drive the whole connecting column 9 and the display screen 1 to rotate in a direction, the angle of the display screen 1 is changed, the piston block 76 is meshed with the inner wall of the piston block in a threaded manner in the rotating process of the rotating cylinder 74 so as to move up and down, the piston block is matched with the sucking disc 75 to extrude the gas in the sucking disc 75, the sucking disc 75 is stably adsorbed on a placing surface, the display screen 1 is placed in an inclined state caused by instability in the rotating process, when the display screen 1 rotates, the universal wheel 61 plays a guiding role, the telescopic rod 112 is matched to expand and contract, the limiting ball 111 slides in the limiting groove 113 to continuously keep the connectivity between the limiting ball and the limiting ball 56 and the extending rod 52 are in extrusion contact with the placing surface in a stable state, meanwhile, the spring 53 is compressed, when the device is toppled, the extension rod 52 is vertically extended out of the outer ring frame 3 under the influence of the elastic force of the spring 53, in the moving process of the extension rod 52, the rack 54 is meshed with the driving gear 55 to drive the protection mechanism 4 to be started, under the driving of the driving gear 55, the two driving shafts 46 at the bottom of the display screen 1 drive the driving bevel gear 42 to rotate and be meshed with the transmission bevel gear 43, and the transmission bevel gear 43 is meshed with the driven bevel gear 45, so that the four protection layers 41 inside the outer ring frame 3 simultaneously rotate to the notches at the two sides of the outer ring frame 3 to protect the frame of the display screen 1, under the condition of no triggering, the sealing plate 44 is in sealing connection with the notch of the outer ring frame 3, the anti-collision airbag is inflated through the gas generator, and the toppled display screen 1 is protected.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A liquid crystal display backboard support type liquid crystal television comprises: a display screen (1), a bottom plate (2), a back connecting plate (8) and a connecting column (9), a back connecting plate (8) is arranged on the back of the display screen (1), a connecting column (9) is rotatably arranged on the surface of the back connecting plate (8), a bottom plate (2) is arranged at the bottom of the connecting column (9), it is characterized in that an outer ring frame (3) is arranged on the outer ring of the display screen (1), and notches are arranged on two sides of the outer ring frame (3), a protection mechanism (4) for protecting the display screen (1) is arranged in the outer ring frame (3), the bottom of one side of the outer ring frame (3) is provided with a trigger mechanism (5) which automatically drives the protection mechanism (4) to open the protection function when the display screen (1) is toppled, a rotating mechanism (7) which drives the display screen (1) to rotate and enables the bottom plate (2) not to slide is arranged between the bottom plate (2) and the connecting column (9).
2. The LCD TV with the LCD screen and the backboard support according to claim 1, wherein the rotating mechanism (7) comprises a driving power supply (71), a driving gear (72), a gear ring (73) and a rotating cylinder (74), the rotating cylinder (74) is fixed at the bottom of the connecting column (9), the rotating cylinder (74) is rotatably inserted into the bottom plate (2), the gear ring (73) is fixedly sleeved on the outer ring of the rotating cylinder (74), the driving power supply (71) is fixedly installed on one side of the bottom plate (2), the driving gear (72) is fixed at the output end of the driving power supply (71), and the driving gear (72) is meshed with the gear ring (73).
3. The LCD TV with the supported back plate as claimed in claim 2, wherein the rotating mechanism (7) further comprises a suction cup (75) and a piston block (76), the rotating cylinder (74) penetrates out of the bottom of the base plate (2) and is fixed with the suction cup (75), the rotating cylinder (74) is internally provided with threads, the piston block (76) is connected inside the rotating cylinder (74) in a meshed manner through the threads, and the rotating cylinder (74) is communicated with the suction cup (75).
4. The LCD TV with the LCD screen and the backboard being supported according to claim 2, wherein the front end of the bottom board (2) is fixedly provided with an infrared transceiver (10), and the infrared transceiver (10) is electrically connected with the driving power supply (71).
5. The LCD TV with the back plate supporting function as claimed in claim 1, wherein the two ends of the bottom plate (2) are slidably inserted with the extending plates (22), and the gravity blocks (21) are fixed at the ends of the extending plates (22) far away from the bottom plate (2).
6. The LCD TV with back plate support as claimed in claim 1, the trigger mechanism (5) comprises a fixing plate (51), an extension rod (52), a spring (53), a rack (54), a driving gear (55) and a contact pad (56), a fixing plate (51) is fixed inside the outer ring frame (3) at one side of the display screen (1), and the bottom of the fixed plate (51) is provided with an extension bar (52), and the extension bar (52) slides out of the bottom of the outer ring frame (3), a contact pad (56) is fixed on the extension bar (52) which penetrates out of the bottom of the outer ring frame (3), a spring (53) is fixed between the top of the extension bar (52) and the fixed plate (51), racks (54) are symmetrically fixed on two sides of the extension bar (52), and two driving gears (55) are symmetrically and rotatably arranged in the outer ring frame (3) corresponding to the position of the rack (54).
7. The LCD TV supported by the back plate of claim 6, wherein the protection mechanism (4) comprises two protection layers (41) on four sides of the outer frame (3), a driving bevel gear (42), a transmission bevel gear (43), a sealing plate (44), a driven bevel gear (45) and a driving shaft (46), the sealing plate (44) is fixed on one side of the protection layer (41), the driving shaft (46) is fixedly inserted into the protection layer (41), the driving shaft (46) is rotatably connected with the inner wall of the outer frame (3), one ends of the two driving shafts (46) at the bottom of the display screen (1) are fixedly connected with the driving gear (55), the driving bevel gear (42) is fixed on the other end of the driving shaft (46), the transmission bevel gear (43) is fixed on both ends of the driving shaft (46) on both sides of the display screen (1), driven bevel gears (45) are fixed at two ends of two driving shafts (46) on the top of the display screen (1), the driving bevel gears (42) are in meshed connection with corresponding driving bevel gears (43), and the driving gears are in meshed connection with the driven bevel gears (45).
8. The LCD TV as claimed in claim 7, wherein the protective layer (41) is internally composed of a gas generator and an anti-collision airbag.
9. The LCD TV with the back plate supporting function according to claim 1, wherein the two ends of the bottom of the outer ring frame (3) are fixed with supporting rods (6), and universal wheels (61) are installed at the bottoms of the supporting rods (6).
10. The LCD TV with the back plate supporting function according to claim 1, wherein two circular bases (11) are symmetrically fixed at the bottom of the outer ring frame (3) and the top of the bottom plate (2), a limiting groove (113) is formed in each circular base (11), a limiting ball (111) is slidably clamped in each limiting groove (113), and a telescopic rod (112) is fixed between every two adjacent limiting balls (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110491407.9A CN113294632A (en) | 2021-05-06 | 2021-05-06 | Liquid crystal display back plate supporting type liquid crystal television |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110491407.9A CN113294632A (en) | 2021-05-06 | 2021-05-06 | Liquid crystal display back plate supporting type liquid crystal television |
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| CN113294632A true CN113294632A (en) | 2021-08-24 |
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| CN202110491407.9A Pending CN113294632A (en) | 2021-05-06 | 2021-05-06 | Liquid crystal display back plate supporting type liquid crystal television |
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