CN116994499B - Virtual reality multimedia display device - Google Patents
Virtual reality multimedia display device Download PDFInfo
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- CN116994499B CN116994499B CN202311257519.3A CN202311257519A CN116994499B CN 116994499 B CN116994499 B CN 116994499B CN 202311257519 A CN202311257519 A CN 202311257519A CN 116994499 B CN116994499 B CN 116994499B
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- plate
- rod
- display screen
- fixedly connected
- sliding
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- 230000001681 protective effect Effects 0.000 claims description 40
- 230000000670 limiting effect Effects 0.000 claims description 33
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 21
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
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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
- F16F15/04—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 elastic means
- F16F15/06—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 elastic means with metal springs
- F16F15/067—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 elastic means with metal springs using only wound springs
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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
- 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
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a virtual reality multimedia display device, which relates to the technical field of multimedia display devices and comprises a base, wherein a symmetrically arranged support frame is fixedly connected with the base, an symmetrically arranged electric push rod is fixedly connected with the base, a first sliding plate is fixedly connected with the telescopic end of the electric push rod, the first sliding plate is connected with an adjacent support frame in a sliding manner, a protection frame is rotatably connected between the first sliding plates, and a display screen is fixedly connected in the protection frame. According to the invention, the display screen is rotated to be in a horizontal state, so that the display screen faces downwards, the contact area between the display screen and air can be reduced, dust is prevented from being easily attached to the display surface of the display screen, and the definition of the display screen in use is prevented from being influenced.
Description
Technical Field
The invention relates to the technical field of multimedia display devices, in particular to a virtual reality multimedia display device.
Background
The virtual reality show is one kind and brings the spectator into virtual three-dimensional space through computer technology and virtual reality equipment, carries out interactive and experienced show form with the showpiece, and generally this kind of display device is the queuing and stands in scenes such as large-scale mall to multimedia display device's show screen is not work or not work all is vertical state of putting, and when putting vertically, the dust can subside at the top of show screen and adsorb on the display surface of show screen, leads to the show screen to cover the dust, influences the show definition of show screen, and then influences people's use experience sense.
In summary, a virtual reality multimedia display device capable of changing the state of a display screen is developed.
Disclosure of Invention
In order to overcome the defect that dust is easy to adsorb on the display surface of a display screen when the display screen is in a vertical placement state in the prior art, the invention provides a virtual reality multimedia display device capable of changing the state of the display screen.
In order to achieve the above object, the present invention is realized by the following scheme: the utility model provides a virtual reality multimedia display device, including the base, the base rigid coupling has the support frame that the symmetry set up, the base rigid coupling has the electric putter that the symmetry set up, the flexible end rigid coupling of electric putter that the symmetry set up has first sliding plate, first sliding plate is connected with adjacent support frame slidingtype, the pivoted is connected with the guard frame between the first sliding plate that the symmetry set up, the rigid coupling has the show screen in the guard frame, one side rigid coupling that is close to first sliding plate in the support frame has first rack, the guard frame rigid coupling has the first gear that the symmetry set up, first gear and adjacent first rack meshing, the base is equipped with the supporting component who is used for supporting the protection to the show screen.
Further, the supporting component is including the first slide bar that the symmetry set up, the first slide bar sliding connection of symmetry set up is in the base, the rigid coupling has the fixed plate between the first slide bar tip of symmetry setting, be connected with first spring between rigid coupling board and the base, the rigid coupling board sliding connection has the buffer board that is used for supporting the show screen, be connected with the second spring between buffer board and the rigid coupling board, one side rigid coupling that the buffer board kept away from the fixed board has the barrier plate that is used for blockking spacing to the show screen, the protection frame tip rotates and contacts the cooperation with the barrier plate, be equipped with the subassembly that struts that is used for promoting the buffer board between protection frame and the base.
Further, prop out the subassembly including the loop bar, loop bar swivelling joint is close to one side of first gear in the protection frame, one side swivelling joint that the buffer board is close to the barrier plate has the L shape push rod that is used for strutting the buffer board, L shape push rod and loop bar sliding connection, L shape push rod slidingtype is connected with spacing grillage, spacing grillage bottom is isosceles trapezoid, the side of spacing grillage is connected with the montant, be connected with linear spring between spacing grillage and the L shape push rod, one side rigid coupling that the base is close to L shape push rod has the gag lever post, spacing grillage moves back and contacts the cooperation with the gag lever post.
Further, the display screen cleaning device further comprises symmetrically arranged L-shaped connecting plates, the symmetrically arranged L-shaped connecting plates are fixedly connected to the end parts, away from the base, of the adjacent supporting frames respectively, lifting rods are connected to one sides, close to the base, of the protective frames in a sliding mode, wiping rods which can be detached and used for wiping the display screen are clamped in the lifting rods, the wiping rods are in contact with the display screen, and elastic pull ropes penetrating through the protective frames are connected between the symmetrically arranged L-shaped connecting plates and the lifting rods.
Further, the display screen also comprises a rotating shaft, wherein the rotating shaft is rotationally connected to one side, close to the lifting rod, of the protective frame, shielding cloth for covering the display screen is wound on the rotating shaft, the end part of the shielding cloth is connected with the lifting rod, and a spiral spring is connected between the rotating shaft and the protective frame.
Further, still including first backup pad, first backup pad slidingtype connection is in the base one side of keeping away from the fixed plate, first backup pad is used for supporting the show screen, one side sliding connection who is close to first backup pad in the base has the second sliding plate, second sliding plate and first backup pad contact, be connected with the third spring between second sliding plate and the base, the second sliding plate rigid coupling has the catch bar that passes the base, the catch bar is the slope setting, one side rigid coupling that the fixed plate was kept away from to first sliding bar has the catch block, the catch block removes and contacts the cooperation with the second sliding plate.
Further, the pushing rod is obliquely arranged.
Further, still including the bracing piece, first backup pad swivelling joint has the bracing piece, is connected with torsion spring between bracing piece and the first backup pad, and one side rigid coupling that the bracing piece kept away from first backup pad has the shop flat pole that is used for will sheltering from cloth to smooth.
Further, the novel display screen comprises second sliding rods which are symmetrically arranged, the second sliding rods which are symmetrically arranged are connected to one side, close to the display screen, of the wiping rods in a sliding mode, scraping blocks used for cleaning included angles formed by the display screen and the protective frame are fixedly connected to the end portions of the second sliding rods, and fourth springs are connected between the scraping blocks and the wiping rods.
Further, still including the second rack, the second rack slidingtype is connected in the base, and the second rack is L shape, and second rack tip rigid coupling has the second backup pad that is used for supporting the protection to the show screen bottom after rotating, and the tip cover that the buffer board was kept away from to the second backup pad has the sponge cover, and one side that the base is close to the second rack is rotated and is connected with the second gear, and the rigid coupling board rigid coupling has the third rack, and third rack is connected with the base slidingtype, second rack and third rack all with second gear engagement.
The invention has the following advantages:
according to the invention, the first gear is matched with the first rack, so that the display screen rotates to be in an inclined state, and then the display screen rotates to be in a horizontal state under the limiting action of the buffer plate, so that the display screen faces downwards, the contact area between the display screen and air can be reduced, dust is prevented from being easily attached to the display surface of the display screen, and the definition of the display screen in use is prevented from being influenced;
the lifting rod and the wiping rod are pulled to move upwards through the elastic pull rope, so that the wiping rod can automatically wipe and clean dust adsorbed on the surface of the display screen during the working process, and the display screen can be kept clear when being used next time;
the shielding cloth is pulled to be unfolded through the upward movement of the lifting rod, so that the shielding cloth covers the display screen, the display screen can be protected, and dust can be prevented from being attached to the cleaned display screen;
the first supporting plate can be pushed to move upwards to lift up through the movement of the pushing rod to support the folded display screen, so that the front side and the rear side of the display screen are uniformly stressed, the front part of the display screen can be protected, and dust can be reduced from adhering to the display screen;
the shielding cloth is driven to contact with the paving rod through the display screen, and the paving rod can press the shielding cloth to be clung to the display screen, so that the protection effect on the display screen can be enhanced, dust is isolated, the dust is prevented from adhering to the display screen, and the display definition of the subsequent display screen is affected;
the display screen is wiped by the upward movement of the wiping rod, and meanwhile, the scraping block is driven to move to clean dirt in the included angle between the display screen and the protective frame, so that dirt is prevented from being hidden in the included angle between the display screen and the protective frame, and the follow-up cleaning is difficult;
the second supporting plate moves forwards to be unfolded, so that the front parts of the display screen and the protection frame are supported conveniently, the shielding protection range of the display screen can be enlarged, the protection effect is improved, and dust is reduced to be attached to the display screen.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of a first sliding plate, a protective frame, a display screen, etc. according to the present invention;
FIG. 3 is a schematic perspective view of a buffer plate, a second spring, a blocking plate, etc. according to the present invention;
FIG. 4 is a schematic perspective view of an L-shaped push rod, a limiting rod and the like;
FIG. 5 is a schematic perspective view of the loop bar, L-shaped push rod, limiting plate frame and the like of the present invention;
fig. 6 is a schematic perspective view of an L-shaped connection plate, a lifting rod, a wiping rod, etc. of the present invention;
FIG. 7 is a schematic perspective view of a lift lever, a wiper lever, an elastic cord, etc. according to the present invention;
fig. 8 is a schematic perspective view of a lifting lever, a wiping lever, and the like of the present invention;
FIG. 9 is a schematic perspective view of a rotating shaft, a shielding cloth, a spiral spring, etc. according to the present invention;
fig. 10 is a schematic perspective view of a protective frame, a rotary shaft, a spiral spring, etc. according to the present invention;
fig. 11 is a schematic perspective view of a push rod, a third spring, a push block, etc. according to the present invention;
fig. 12 is a schematic perspective view of a second slide plate, a push rod, etc. of the present invention;
FIG. 13 is a schematic perspective view of a support pole, a spreader pole, etc. according to the present invention;
FIG. 14 is a schematic perspective view of the support bar, torsion spring, spreader bar, etc. of the present invention;
fig. 15 is a schematic perspective view of a scraping block, a wiping rod, and the like of the present invention;
fig. 16 is a schematic perspective view of a scraper block and a fourth spring, etc. of the present invention;
fig. 17 is a schematic perspective view of a second support plate and a second gear or the like of the present invention;
fig. 18 is a schematic perspective view of a second gear, a third rack, and the like of the present invention.
Part names and serial numbers in the figure: the device comprises a base, a 2-supporting frame, a 3-electric push rod, a 301-first sliding plate, a 302-protecting frame, a 303-display screen, a 304-first rack, a 305-first gear, a 306-first sliding rod, a 307-fixing plate, a 308-first spring, a 309-buffer plate, a 310-second spring, a 311-blocking plate, a 312-sleeve rod, a 313-L-shaped push rod, a 314-limiting plate frame, a 315-linear spring, a 316-limiting rod, a 4-L-shaped connecting plate, a 401-lifting rod, a 402-wiping rod, a 403-elastic pull rope, a 5-rotating shaft, a 501-shielding cloth, a 502-scroll spring, a 6-first supporting plate, a 601-second sliding plate, a 602-pushing rod, a 603-third spring, a 604-pushing block, a 7-supporting rod, a 701-torsion spring, a 702-leveling rod, an 8-second sliding rod, a 801-scraping block, a 802-fourth spring, a 9-second rack, a 901-second supporting plate, a 902-second gear and a 903-third rack.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings.
Example 1:
referring to fig. 1-5, the virtual reality multimedia display device comprises a base 1, support frames 2 are fixedly connected to the left side and the right side of the top of the base 1, electric push rods 3 are fixedly connected to the left side and the right side of the top of the base 1, each electric push rod 3 is located inside an adjacent support frame 2, a first sliding plate 301 is fixedly connected to the top of a telescopic end of each electric push rod 3, each first sliding plate 301 is slidably connected with the adjacent support frame 2, a protection frame 302 is rotatably connected between the two first sliding plates 301, a display screen 303 is fixedly connected in the protection frame 302, first racks 304 are fixedly connected to the upper portions of the inner walls of the two support frames 2, first gears 305 are connected to the left side and the right side of the middle of the protection frame 302 through keys, each first gear 305 is meshed with the adjacent first racks 304, and a support assembly for supporting and protecting the display screen 303 is arranged on the base 1.
The support assembly comprises first sliding rods 306 which are symmetrically arranged, the two first sliding rods 306 are connected to the left side and the right side of the inside of the base 1 in a sliding mode, a fixedly connected plate 307 is fixedly connected between the rear parts of the two first sliding rods 306, two first springs 308 are connected between the front lower side of the fixedly connected plate 307 and the base 1, a buffer plate 309 used for supporting the display screen 303 is connected to the upper part of the fixedly connected plate 307 in a sliding mode, two second springs 310 are connected between the upper part of the buffer plate 309 and the top of the fixedly connected plate 307, a blocking plate 311 used for blocking and limiting the display screen 303 is fixedly connected to the rear side of the top of the buffer plate 309, the end part of the protective frame 302 rotates to be in contact with the blocking plate 311 and matched with the end part of the protective frame 302, the protective frame 302 is used for limiting the protective frame 302, the display screen 303 is driven to rotate to be in a horizontal state, and a supporting assembly used for supporting the buffer plate 309 is arranged between the protective frame 302 and the base 1.
The propping assembly comprises symmetrically arranged loop bars 312, wherein two loop bars 312 are respectively connected to the left and right sides of the middle of the protective frame 302 in a rotating manner, L-shaped push rods 313 for propping up the buffer plates 309 are respectively connected to the left and right sides of the rear of the buffer plates 309 in a rotating manner, the L-shaped push rods 313 are in sliding connection with the loop bars 312, the middle of each L-shaped push rod 313 is respectively connected with a limiting plate frame 314 in a sliding manner, the bottoms of the limiting plate frames 314 are isosceles trapezoids, the side edges of the limiting plate frames 314 are connected with vertical rods, a linear spring 315 is connected between each limiting plate frame 314 and the adjacent L-shaped push rods 313, limiting rods 316 are fixedly connected to the left and right sides of the upper portion of the base 1, and the limiting plate frames 314 are contacted and matched with the limiting rods 316 after moving, and are used for pushing the limiting plate frames 314 to move upwards so as not to clamp the L-shaped push rods 313 and the loop bars 312.
When the display screen 303 needs to be retracted during the non-working period, the electric push rod 3 is started, the telescopic end of the electric push rod 3 drives the first sliding plate 301 to move downwards, and then drives the protective frame 302, the display screen 303 and the first gear 305 to move downwards, the first gear 305 rotates under the action of the first rack 304, and then drives the protective frame 302 and the display screen 303 to rotate, so that the display screen 303 rotates to be in an inclined state, the first sliding plate 301 continues to drive the protective frame 302 to move downwards, meanwhile, the protective frame 302 drives the sleeve rod 312 to move downwards, the sleeve rod 312 pushes the buffer plate 309 to move backwards through the limiting plate 314 and the L-shaped push rod 313 to be unfolded, the buffer plate 309 drives the fixed plate 307 and the first sliding rod 306 to move backwards, the first spring 308 is stretched, the buffer plate 309 drives the blocking plate 311 to move backwards, and the telescopic end of the electric push rod 3 continues to drive the first sliding plate 301 to move downwards, and then, as the buffer plate 309 moves backwards, the end of the protective frame 302 is blocked by the buffer plate 309, so that the protective frame 302 continues to rotate until the screen 303 rotates to be parallel to the ground, and the screen 303 can move down, so that the dust can be prevented from being influenced by the display screen 303, and the dust can be easily moved to the display screen 303, and the dust can be prevented from being influenced by the display screen 303, and the dust can be prevented from moving downwards, the display screen 303, and the display screen 303 is prevented from being in a state, and the screen is prevented from being easily from being moved down, and being in a dust-down state.
When the sleeve rod 312 moves downwards, the limiting plate frame 314 is driven to move downwards, the buffer plate 309 is driven to move backwards and expand through the L-shaped push rod 313 until the limiting plate frame 314 moves backwards to be in contact with the limiting rod 316, the vertical rod of the limiting plate frame 314 is blocked by the limiting rod 316 to stop moving, the sleeve rod 312 and the L-shaped push rod 313 continue to move downwards, the linear spring 315 is stretched, the limiting plate frame 314 is not abutted between the sleeve rod 312 and the L-shaped push rod 313, the L-shaped push rod 313 and the sleeve rod 312 can move downwards along with the protective frame 302 to shrink, at the moment, the protective frame 302 rotates to a nearly horizontal state, under the reset action of the first spring 308, the first sliding rod 306 and the fixed plate 307 are driven to slightly move forwards, and then the buffer plate 309 and the blocking plate 311 are driven to slightly move forwards, so that the blocking plate 311 is in contact with the bottom of the protective frame 302, the protective frame 302 continues to move downwards, the protective frame 302 is completely rotated to a state of being horizontal with the ground and is in buffer plate 309, the second spring 310 can play a role of buffering, at the moment, the blocking plate 311 can be attached to the protective frame 302, and the end of the protective frame can be closed, and the display screen 303 can be closed after the electric display end of the protective frame is closed, and the display screen can be closed, and the display end can be closed.
When the display screen 303 needs to work, the electric push rod 3 is started, the piston rod of the electric push rod 3 is controlled to extend, the first sliding plate 301, the protection frame 302, the first gear 305 and the display screen 303 are driven to move upwards for resetting, the sleeve rod 312 is driven to move upwards, the sleeve rod 312 drives the L-shaped push rod 313 and the limiting plate rack 314 to rotate upwards for resetting, the limiting plate rack 314 is separated from the limiting rod 316, the linear spring 315 resets, the limiting plate rack 314 is driven to move forwards for resetting, the limiting plate rack 314 is clamped between the sleeve rod 312 and the L-shaped push rod 313 again, the first spring 308 resets, the fixed plate 307 and the first sliding rod 306 are driven to move forwards for resetting, and the buffer plate 309 and the blocking plate 311 are driven to move forwards for resetting.
Example 2:
on the basis of embodiment 1, please refer to fig. 1, 6, 7, 8, 15 and 16, the utility model further comprises symmetrically arranged L-shaped connecting plates 4, the two L-shaped connecting plates 4 are fixedly connected to the tops of the adjacent supporting frames 2 respectively, the front lower side of the protective frame 302 is slidably connected with a lifting rod 401, a detachable wiping rod 402 for wiping the display screen 303 is clamped in the lifting rod 401, the wiping rod 402 is contacted with the display screen 303, and an elastic pull rope 403 penetrating through the protective frame 302 is connected between the upper parts of the two L-shaped connecting plates 4 and the lifting rod 401.
During the display screen 303 is packed up, the protection frame 302 is rotated and descends, and then the lifting rod 401 is pulled through the elastic pull rope 403 and the wiping rod 402 moves upwards, so that the wiping rod 402 can automatically wipe dust adsorbed on the surface during the operation of the display screen 303, the display screen 303 can be kept clear when being used next time, a worker is not required to manually clean the display screen 303, when the display screen 303 moves upwards to rotate, the lifting rod 401 drives the wiping rod 402 to move downwards to reset under the action of self gravity, and the wiping rod 402 wipes the display screen 303 again, so that the definition of the operation of the display screen 303 is ensured.
The display screen comprises a display screen 303, a protective frame 302 and a plurality of second sliding rods 8, wherein the second sliding rods 8 are symmetrically arranged, the two second sliding rods 8 are respectively connected to the left side and the right side of the rear portion of the wiping rod 402 in a sliding mode, scraping blocks 801 for cleaning the included angle between the display screen 303 and the protective frame 302 are fixedly connected to the rear ends of the two second sliding rods 8, and a fourth spring 802 is connected between each scraping block 801 and the wiping rod 402.
During the cleaning of the display screen 303, the wiping rod 402 moves upwards to drive the second sliding rod 8 and the scraping block 801 to move upwards, the scraping block 801 can clean dirt in the included angle between the display screen 303 and the protective frame 302, dirt is prevented from being hidden in the included angle between the display screen 303 and the protective frame 302, the subsequent difficult cleaning is caused, the fourth spring 802 plays a buffering effect, and the scraping block 801 is prevented from being damaged when encountering stubborn dirt during cleaning.
Example 3:
on the basis of embodiment 2, referring to fig. 1, 9, 10, 11, 12, 13, 14, 17 and 18, the display device further comprises a rotating shaft 5, the rotating shaft 5 is rotatably connected to the lower portion of the protective frame 302, shielding cloth 501 for shielding the display screen 303 is wound on the rotating shaft 5, the end portion of the shielding cloth 501 is connected with the bottom of the lifting rod 401, and scroll springs 502 are connected between the left side and the right side of the rotating shaft 5 and the protective frame 302.
During the display screen 303 is packed up, lifting rod 401 upwards moves the pulling and shelters from cloth 501 to expand, axis of rotation 5 rotates the blowing along with it, spiral spring 502 deformation for shelter from cloth 501 to cover display screen 303, thereby can protect display screen 303, and can prevent that the dust from adhering to on the display screen 303 after the clearance, when display screen 303 needs to use, lifting rod 401 down removes the period, spiral spring 502 resets, drive axis of rotation 5 reversal resets, and then make axis of rotation 5 to shelter from cloth 501 and roll up, can assist lifting rod 401 to remove the reset fast down simultaneously.
The display screen 303 is supported by the first support plate 6 in a sliding mode, the first support plate 6 is connected to the front side inside the base 1, the second slide plate 601 is connected to the front side inside the base 1 in a sliding mode, the second slide plate 601 is in contact with the first support plate 6, two push rods 602 are fixedly connected to the front side of the second slide plate 601, the push rods 602 are obliquely arranged, a third spring 603 is connected between the rear side of the second slide plate 601 and the base 1, push blocks 604 are fixedly connected to the front sides of the tops of the two first slide rods 306, and the push blocks 604 move to be in contact with the second slide plate 601 and are used for driving the second slide plate 601 and the push rods 602 to move to drive the first support plate 6 to ascend.
During the display screen 303 is retracted, the first sliding rod 306 moves backwards to drive the pushing block 604 to move backwards, when the pushing block 604 moves backwards to be in contact with the second sliding plate 601, the second sliding rod 8 drives the pushing rod 602 to move backwards, the third spring 603 is compressed, the pushing rod 602 moves backwards to push the first supporting plate 6 to move upwards to lift, so that the first supporting plate 6 can support the retracted display screen 303, the front and back sides of the display screen 303 are uniformly stressed, the front part of the display screen 303 can be protected, dust can be reduced to be attached to the display screen 303, when the display screen 303 needs to work, the first sliding rod 306 moves forwards to reset, the pushing block 604 is driven to move forwards, the third spring 603 resets, the second sliding plate 601 and the pushing rod 602 are driven to move forwards to reset, and the first supporting plate 6 moves downwards to reset under the action of self gravity to be accommodated in the base 1.
Still including bracing piece 7, bracing piece 7 swivelling joint is connected in first backup pad 6 upper portion, is connected with two torsion springs 701 between bracing piece 7 lower part and the first backup pad 6, and bracing piece 7 upper portion rigid coupling has and is used for the shop flat pole 702 that will shelter from cloth 501 and smooth.
During the display screen 303 is packed up, the first backup pad 6 upwards moves, drive bracing piece 7 and flat bar upwards move, when display screen 303 drives shelter from cloth 501 and rotates down to with flat bar 702 contact, flat bar and bracing piece 7 atress forward rotation, torsion spring 701 deformation, make flat bar 702 can support shelter from cloth 501 to hug closely with display screen 303, thereby can strengthen the protection effect to display screen 303, isolated dust, avoid the dust to adhere to on display screen 303, influence the definition that follow-up display screen 303 was shown, upward move and flat bar 702 separation when display screen 303, torsion spring 701 resets, drive flat bar 702 reversal reset, first backup pad 6 drives bracing piece 7 and flat bar 702 and moves down and reset and pack up thereupon.
The display screen is characterized by further comprising second racks 9 which are symmetrically arranged, wherein the two second racks 9 are respectively connected to the left side and the right side of the inside of the base 1 in a sliding mode, the second racks 9 are L-shaped, a second supporting plate 901 for supporting and protecting the bottom of the rotated display screen 303 is fixedly connected between the front upper ends of the two second racks 9, a sponge sleeve is sleeved on the front side of the second supporting plate 901, second gears 902 are respectively connected to the left side and the right side of the base 1 in a rotating mode, third racks 903 are respectively fixedly connected to the left side and the right side of the lower portion of the fixedly connected plate 307, and the two third racks 903 are respectively connected with the base 1 in a sliding mode, and the two second racks 9 and the two third racks 903 are meshed with the adjacent second gears 902.
During the display screen 303 is packed up, when the fixed plate 307 moves backward, drive the third rack 903 and move backward, the third rack 903 drives the second gear 902 to rotate, and then drive the second rack 9 to move forward, make the second rack 9 drive the second backup pad 901 and move forward, make the second backup pad 901 expand, be convenient for support the front portion of display screen 303 and guard frame 302, thereby can enlarge the shielding protection scope to display screen 303, and then improve the protection effect, reduce the dust and adhere to on display screen 303, when the fixed plate 307 moves forward and resets, drive the third rack 903 and drive the second rack 9 to move backward through the second gear 902 and reset and pack up, avoid the second backup pad 901 occupation space to be wider, influence the work of display screen 303.
While the invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (8)
1. The virtual reality multimedia display device is characterized by comprising a base (1), wherein a support frame (2) which is symmetrically arranged is fixedly connected with the base (1), an electric push rod (3) which is symmetrically arranged is fixedly connected with the base (1), a first sliding plate (301) is fixedly connected with the telescopic end of the electric push rod (3) which is symmetrically arranged, the first sliding plate (301) is slidably connected with an adjacent support frame (2), a protection frame (302) is rotatably connected between the first sliding plates (301) which are symmetrically arranged, a display screen (303) is fixedly connected in the protection frame (302), a first rack (304) is fixedly connected with one side, close to the first sliding plate (301), of the support frame (2), a first gear (305) which is symmetrically arranged is fixedly connected with the protection frame (302), the first gear (305) is meshed with the adjacent first rack (304), and the base (1) is provided with a support component for supporting and protecting the display screen (303); the support assembly comprises first sliding rods (306) which are symmetrically arranged, the first sliding rods (306) which are symmetrically arranged are connected in the base (1) in a sliding mode, a fixedly connected plate (307) is fixedly connected between the end parts of the first sliding rods (306) which are symmetrically arranged, a first spring (308) is connected between the fixedly connected plate (307) and the base (1), a buffer plate (309) which is used for supporting the display screen (303) is connected between the fixedly connected plate (307) and the buffer plate (309), a second spring (310) is connected between the buffer plate (309) and the fixedly connected plate (307), a blocking plate (311) which is used for blocking and limiting the display screen (303) is fixedly connected on one side, far away from the fixedly connected plate (307), of the end part of the protective frame (302) is in contact fit with the blocking plate (311), and a supporting assembly which is used for pushing the buffer plate (309) is arranged between the protective frame (302) and the base (1); the support assembly comprises a sleeve rod (312), the sleeve rod (312) is rotationally connected to one side, close to the first gear (305), of the protective frame (302), one side, close to the baffle plate (311), of the buffer plate (309) is rotationally connected with an L-shaped push rod (313) used for supporting the buffer plate (309), the L-shaped push rod (313) is in sliding connection with the sleeve rod (312), the L-shaped push rod (313) is slidably connected with a limiting plate frame (314), the bottom of the limiting plate frame (314) is isosceles trapezoid, the side edge of the limiting plate frame (314) is connected with a vertical rod, a linear spring (315) is connected between the limiting plate frame (314) and the L-shaped push rod (313), one side, close to the L-shaped push rod (313), of the base (1) is fixedly connected with a limiting rod (316), and the limiting plate frame (314) is in contact fit with the limiting rod (316).
2. The virtual reality multimedia display device according to claim 1, characterized by further comprising symmetrically arranged L-shaped connecting plates (4), wherein the symmetrically arranged L-shaped connecting plates (4) are fixedly connected to the end parts, far away from the base (1), of the adjacent supporting frames (2), lifting rods (401) are slidably connected to one sides, close to the base (1), of the protecting frames (302), detachable wiping rods (402) for wiping the display screen (303) are clamped in the lifting rods (401), the wiping rods (402) are in contact with the display screen (303), and elastic pull ropes (403) penetrating through the protecting frames (302) are connected between the symmetrically arranged L-shaped connecting plates (4) and the lifting rods (401).
3. The virtual reality multimedia display device according to claim 2, further comprising a rotating shaft (5), the rotating shaft (5) is rotatably connected to one side of the protection frame (302) close to the lifting rod (401), the rotating shaft (5) is in a wound connection with shielding cloth (501) for shielding the display screen (303), the end portion of the shielding cloth (501) is connected with the lifting rod (401), and a scroll spring (502) is connected between the rotating shaft (5) and the protection frame (302).
4. A virtual reality multimedia display device according to claim 3, characterized in that, still including first backup pad (6), first backup pad (6) sliding connection is in the base (1) one side of keeping away from fixed plate (307), first backup pad (6) are used for supporting show screen (303), one side of being close to first backup pad (6) in base (1) sliding connection has second sliding plate (601), second sliding plate (601) and first backup pad (6) contact, be connected with third spring (603) between second sliding plate (601) and base (1), second sliding plate (601) rigid coupling has push rod (602) that pass base (1), push rod (602) are the slope setting, one side of keeping away from fixed plate (307) of first sliding rod (306) rigid coupling has push block (604), push block (604) removal and second sliding plate (601) contact cooperation.
5. The virtual reality multimedia presentation apparatus of claim 4, wherein the push rod (602) is in an inclined configuration.
6. The virtual reality multimedia display device according to claim 5, further comprising a support rod (7), wherein the support rod (7) is rotatably connected to the first support plate (6), a torsion spring (701) is connected between the support rod (7) and the first support plate (6), and a leveling rod (702) for leveling the shielding cloth (501) is fixedly connected to one side of the support rod (7) away from the first support plate (6).
7. The virtual reality multimedia display device according to claim 6, further comprising a second sliding rod (8) that is symmetrically arranged, the second sliding rod (8) that is symmetrically arranged is slidably connected to one side of the wiping rod (402) that is close to the display screen (303), a scraping block (801) that is used for cleaning an included angle formed by the display screen (303) and the protection frame (302) is fixedly connected to an end portion of the second sliding rod (8), and a fourth spring (802) is connected between the scraping block (801) and the wiping rod (402).
8. The virtual reality multimedia display device according to claim 7, further comprising a second rack (9), wherein the second rack (9) is slidably connected in the base (1), the second rack (9) is L-shaped, a second support plate (901) for supporting and protecting the bottom of the rotated display screen (303) is fixedly connected at the end of the second rack (9), a sponge sleeve is sleeved at the end of the second support plate (901) far away from the buffer plate (309), a second gear (902) is rotatably connected at one side of the base (1) close to the second rack (9), a third rack (903) is fixedly connected at the fixedly connected plate (307), the third rack (903) is slidably connected with the base (1), and both the second rack (9) and the third rack (903) are meshed with the second gear (902).
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| CN202311257519.3A CN116994499B (en) | 2023-09-27 | 2023-09-27 | Virtual reality multimedia display device |
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