CN114893701A - Movable display screen connecting frame and use method thereof - Google Patents
Movable display screen connecting frame and use method thereof Download PDFInfo
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- CN114893701A CN114893701A CN202210727535.3A CN202210727535A CN114893701A CN 114893701 A CN114893701 A CN 114893701A CN 202210727535 A CN202210727535 A CN 202210727535A CN 114893701 A CN114893701 A CN 114893701A
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- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 238000012423 maintenance Methods 0.000 claims abstract description 55
- 238000009434 installation Methods 0.000 claims abstract description 43
- 230000008569 process Effects 0.000 claims description 29
- 230000007306 turnover Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 3
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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
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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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
- 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
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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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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Abstract
The invention relates to the technical field of display screen connecting frames, in particular to a movable display screen connecting frame and a using method thereof, wherein the movable display screen connecting frame comprises a connecting frame and mounting blocks, the mounting blocks are inserted in the connecting frame, the tops of the mounting blocks are symmetrically and fixedly connected with long blocks, a mounting frame is arranged between the two long blocks, a display screen main body is fixedly mounted on the inner wall of the mounting frame, both sides of the mounting frame are fixedly connected with first rotating shafts, the first rotating shafts are rotatably connected with the long blocks, and the bottoms of the mounting blocks are symmetrically provided with first mounting grooves; at the in-process that the installation piece outwards removed, drive the second pivot with the help of manual rotation actuating mechanism and advance to rotate, pivoted second pivot can make and rotate the frame and overturn to vertical state downwards, rotates the in-process that the frame overturns downwards, and the connecting piece pops out and to be close to two wheels that rotate the frame and play to the splayed and place, and the stability that the reinforcing wheel supported the installation piece makes things convenient for maintenance personal.
Description
Technical Field
The invention relates to the field of display screen connecting frames, in particular to a movable display screen connecting frame and a using method thereof.
Background
The LED display screen is a flat panel display, and is used for displaying various information such as characters, images, videos and the like on a wall surface hung by a connecting frame, the LED electronic display screen integrates microelectronic technology, computer technology and information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like, and the LED high-density display screens are all in a screen post-maintenance mode.
The prior art discloses some patent documents about display screen connected frame, and chinese patent with application number 201410832641.3 discloses a movable display screen connected frame's patent, including inner frame, outer frame and swivelling joint device, the inner frame is used for being connected with wall body or support framework, and outer frame is used for installing the display screen box, and swivelling joint device is used for connecting inner frame and outer frame.
The existing connecting frame is simple in structure, the display screen is fixedly connected with the inside of the connecting frame, the connecting frame is fixedly installed on the wall through bolts, when maintenance personnel need to maintain the rear of the display screen, the connecting frame connected with the display screen needs to be detached from the wall, on one hand, the operation of the process of detaching the bolts is complex, the time is consumed, the labor intensity of the maintenance personnel is increased, on the other hand, the display screen after detachment is not convenient to stably place, the maintenance of the maintenance personnel on the rear side is influenced, and therefore the movable display screen connecting frame and the using method thereof are provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a movable display screen connecting frame and a using method thereof.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a movable display screen connecting frame comprises a connecting frame and mounting blocks, wherein the mounting blocks are inserted in the connecting frame, the tops of the mounting blocks are symmetrically and fixedly connected with long blocks, a mounting frame is arranged between the two long blocks, a display screen main body is fixedly mounted on the inner wall of the mounting frame, the two sides of the mounting frame are fixedly connected with first rotating shafts, the first rotating shafts are rotatably connected with the long blocks, first mounting grooves are symmetrically formed in the bottoms of the mounting blocks, second rotating shafts are rotatably connected in the first mounting grooves, manual rotation driving mechanisms are arranged on the surfaces of the second rotating shafts and used for driving the second rotating shafts to rotate;
the surface of the second rotating shaft is fixedly connected with a rotating frame, sliding plates are symmetrically connected to the inner wall of the rotating frame in a sliding mode, an interval adjusting mechanism is arranged between the two sliding plates and the rotating frame, in the process that the mounting block moves out of the connecting frame, the interval adjusting mechanism is linked to expand the distance between the two sliding plates, a wheel is arranged on one side of each sliding plate, a connecting piece capable of being turned and adjusted is connected between each sliding plate and the wheel, and in the process that the rotating frame is turned downwards, the connecting piece jacks up the wheels on the side faces of the sliding plates outwards to form splayed distribution.
Preferably, the manual rotation driving mechanism comprises a first gear, a first through hole and a second mounting groove, the first gear is fixedly connected on the surface of the second rotating shaft, the first through hole is arranged on the inner wall of the first mounting groove, the second mounting groove is arranged on one side of the connecting frame, a guide rail is arranged on the bottom surface of the second mounting groove, the guide rail is composed of a first guide groove, an oblique guide groove and a second guide groove which are mutually communicated, a rectangular block is inserted in the second mounting groove, the bottom of the rectangular block is rotatably connected with a first rotating pin, one end of the first rotating pin is inserted in the first guide groove, the end part of the rectangular block penetrates through the first through hole and extends to the inside of the first mounting groove, and a first rack is fixedly connected to the bottom of the rectangular block in the first mounting groove, the first rack is meshed with the first gear.
Preferably, a first limiting mechanism is arranged between the mounting block and the manual rotation driving mechanism and used for limiting the position of the manual rotation driving mechanism, the first limiting mechanism comprises a first limiting groove, a second limiting groove and a third mounting groove, the first limiting groove and the second limiting groove are both arranged at the bottom of the rectangular block, the third mounting groove is arranged inside the mounting block, an opening at the top end of the third mounting groove is communicated with the first through hole, a fixing plate is fixedly connected to the wall of the third mounting groove, a first spring is fixedly connected to the top of the fixing plate, a limiting block is fixedly connected to the upper end of the first spring, the end of the limiting block is inserted into the first limiting groove, a connecting rod is fixedly connected to the bottom of the limiting block, and the lower end of the connecting rod penetrates through the fixing plate in a sliding manner and extends to the lower portion of the fixing plate, the first spring is sleeved on the surface of the connecting rod.
Preferably, the bottoms of the two connecting rods are fixedly connected with a U-shaped plate together, and the end part of the U-shaped plate extends to the outside of the third mounting groove.
Preferably, the distance adjusting mechanism comprises two inserting openings, two eccentric grooves and two yielding openings, the two inserting openings are respectively arranged on the side walls of the two sliding plates, a first rectangular plate is inserted in the inner parts of the two inserting openings, the surface of the first rectangular plate is symmetrically provided with first oblique openings, cylinders are inserted in the first oblique openings, the two ends of the cylinder respectively extend to the outer part of the first inclined opening and then are rotationally connected with the inner wall of the inserting opening, the two eccentric grooves are symmetrically arranged on the inner wall of the first mounting groove, the two abdicating openings are symmetrically arranged on the side wall of the rotating frame, the side wall of the first rectangular plate is symmetrically and fixedly connected with a first connecting plate, the side wall of the first connecting plate is rotatably connected with a second rotating pin, the end part of the second rotating pin penetrates through the position yielding opening, extends out and then is inserted into the eccentric groove.
Preferably, the connecting piece includes a through groove, the through groove is opened on the lateral wall of the sliding plate, a turnover plate is hinged on the inner wall of the through groove, the end part of the turnover plate is rotatably connected with a fourth rotating shaft, the fourth rotating shaft is rotatably connected with the wheel, and an arc-shaped spring is fixedly connected between the groove wall of the through groove and the lateral wall of the turnover plate.
Preferably, a rotating mechanism is arranged between one side of the mounting frame, which is far away from the first rotating shaft, and the long block, and is used for driving the mounting frame connected with the display screen main body to rotate in the process that the mounting block is moved out of the connecting frame, the rotating mechanism comprises an opening, a first side groove, a second gear, a second rectangular plate and a pulling rod, the opening is formed in the top of the mounting block, the first side groove is formed in the side wall of the long block, the inner side wall of the first side groove is rotatably connected with the first rotating shaft at the same side, the second gear is located in the first side groove, the second gear is fixedly connected to the surface of the first rotating shaft, the second rectangular plate is vertically and slidably connected to the inner wall of the first side groove, and a second oblique opening is formed in the surface of the second rectangular plate, the pulling rod is fixedly connected to the top of the rectangular block adjacent to the second rectangular plate, the end portion of the pulling rod is inserted into the second oblique opening, a second rack is fixedly connected to the top of the second rectangular plate, and the second rack is meshed with the second gear.
Preferably, a supporting mechanism is jointly arranged on one side, close to the front side of the display screen main body, of the two long blocks, when maintenance personnel maintain the rear side of the display screen main body, the supporting mechanism is used for supporting one side of the installation frame, the supporting mechanism comprises two second side grooves, a second through hole is formed in the inner wall of one of the second side grooves, close to the second gear, the two second side grooves are respectively formed in the side surfaces of the two long blocks, a third rotating shaft is rotatably connected to the inner wall of the second side groove, a third gear is fixedly connected to the surface of one of the third rotating shafts, close to the second through hole, and is meshed with the second gear, a rotating shell is fixedly connected to the surface of the third rotating shaft, and a second connecting plate is fixedly connected to the side walls of the two rotating shells jointly, the rotating shell is internally inserted with a supporting block, the bottom of the supporting block is hinged with a supporting plate extending to the outside of the rotating shell, a second limiting mechanism is arranged between the supporting block and the rotating shell, and the second limiting mechanism is used for limiting the relative position of the supporting block in the rotating shell.
Preferably, the second limiting mechanism comprises a first limiting port, a second limiting port and a circular groove, the first limiting port and the second limiting port are arranged on the side wall of the rotating shell, the first limiting port is located above the second limiting port, the circular groove is arranged on the side wall of the supporting block, a second spring is fixedly connected to the groove wall of the circular groove, a limiting column is fixedly connected to the end portion of the second spring, and one end of the limiting column penetrates through the first limiting port and extends out.
A use method of a movable display screen connecting frame specifically comprises the following steps:
step one, moving a display screen main body: the first limiting mechanism is operated to cancel the limiting of the manual rotation driving mechanism, and the mounting block is pulled to the outside of the connecting frame;
step two, overturning and supporting the wheels: under the action of the manual rotation driving mechanism, the rotating frame is driven to turn downwards, so that the sliding plate connected with the wheels is driven to turn downwards to be in a vertical state;
step three, splayed state of the wheels: in the process that the sliding plate is turned downwards, the connecting piece jacks up the wheels on the side face of the sliding plate outwards, so that the wheels on the two sides of the rotating frame are supported in a splayed distribution manner.
Compared with the prior art, the invention has the following beneficial effects:
when the display screen main body needs to be maintained after being used for a long time, a maintenance person pulls the installation block outwards from the inside of the connecting frame, the disassembly mode is simple, the disassembly time is saved, and the display screen main body is convenient for people to disassemble and use The whole of long piece and installation piece supports shakiness and takes place the condition emergence of empting, before the installation piece shifts out from the connecting frame is inside completely, support with the help of the wheel and the ground contact that pop out, break away from the back in the connecting frame is followed completely to the installation piece, promote the maintenance position that is fit for with the help of the installation piece that the wheel will be connected with the display screen main part, thereby make things convenient for maintenance personal to maintain the rear of display screen main part, avoid the display screen main part to hang the phenomenon of inconvenient maintenance personal's maintenance operation on the wall and take place.
Secondly, in the process that the rotating frame is turned downwards, the second rotating pin connected with the side wall of the first connecting plate can rotate along the groove wall of the eccentric groove, under the pushing of the groove wall of the eccentric groove, the second rotating pin is pushed to slide along the inner wall of the abdication port in the rotating process, thereby driving the first connecting plate to push the first rectangular plate to move towards the inside of the inserting opening, the first inclined opening inclined plane arranged on the surface of the first rectangular plate can push the surface of the second rotating pin, thereby pushing the two sliding plates to move back to back, enlarging the distance between the two sliding plates, being beneficial to increasing the distance between wheels at one side of the sliding plates, make the interval increase between two wheels, increased the support span, strengthen the stability that the wheel supported, be favorable to improving the stability that the installation piece was placed, be favorable to stablizing the removal with the whole of display screen main part, long piece and installation piece.
Three, in-process when rotating the frame and from the downward upset of first mounting groove, when first mounting groove cancellation stops to the wheel side, the arc spring of compressed resets, thereby promote one side of upset board, make the upset board drive to connect and overturn at the surperficial wheel of fourth pivot, make the relative upset board that articulates at logical inslot portion and the sliding plate upset to certain angle, make the wheel of two sliding plate sides be the splayed and distribute, enlarge the distance between wheel and the sliding plate, thereby strengthen the wheel to the display screen main part, the stability of the whole support of rectangular block and installation piece, make things convenient for maintenance personal better remove to appointed position to the display screen main part and maintain.
Drawings
FIG. 1 is a flow chart of the method steps of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of a second mounting groove and a guide rail according to the present invention;
FIG. 4 is a schematic structural view of the connection between the mounting frame and the display screen main body according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the structure of the present invention showing the insertion of the rotation housing and the support block;
FIG. 7 is an enlarged view of the structure at B in FIG. 6 according to the present invention;
FIG. 8 is a schematic view of the connection between the rectangular block and the first rack according to the present invention (the view is partially cut away);
FIG. 9 is a schematic view of a connection between a third shaft and a third gear according to the present invention;
FIG. 10 is a schematic view (with parts broken away) of the engagement between a second gear and a second rack of the present invention;
FIG. 11 is an enlarged view of the structure of FIG. 10 at C;
FIG. 12 is a schematic view of the connection between the second pivot pin and the first link plate according to the present invention;
FIG. 13 is a schematic view of the connection between the roll-over plate and the curved spring according to the present invention;
fig. 14 is a schematic structural view illustrating a state where the second rotating pin and the eccentric groove are inserted.
In the figure: 1. a connecting frame; 2. mounting blocks; 201. a first port; 3. a long block; 301. installing a frame; 4. a first rotating shaft; 5. a first mounting groove; 6. a second rotating shaft; 7. a first gear; 8. rotating the frame; 9. a sliding plate; 10. a wheel; 11. a second mounting groove; 12. a guide rail; 1201. a first guide groove; 1202. an oblique guide groove; 1203. a second guide groove; 13. a rectangular block; 14. a first rotation pin; 15. a first rack; 16. a third mounting groove; 17. a first limit groove; 18. a second limit groove; 19. a fixing plate; 20. a first spring; 21. a limiting block; 22. a connecting rod; 23. a U-shaped plate; 24. inserting the opening; 25. a cylinder; 26. an eccentric groove; 27. a let position port; 28. a second rotation pin; 29. a first rectangular plate; 30. a first diagonal port; 31. a first connecting plate; 32. a display screen main body; 33. an opening; 34. a first bypass groove; 35. a second gear; 36. a second rectangular plate; 37. a second diagonal port; 38. pulling a rod; 39. a second rack; 40. a second side groove; 41. a third rotating shaft; 42. a second port; 43. a third gear; 44. rotating the shell; 4401. a second connecting plate; 45. a support block; 46. a support plate; 47. a circular groove; 48. a first limit port; 49. a second limit port; 50. a limiting column; 51. a second spring; 52. a through groove; 53. a turnover plate; 54. a fourth rotating shaft; 55. an arc spring.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 2 to 14, the movable display screen connecting frame includes a connecting frame 1 and an installation block 2, the installation block 2 is inserted into the connecting frame 1, the top of the installation block 2 is symmetrically and fixedly connected with long blocks 3, an installation frame 301 is arranged between the two long blocks 3, a display screen main body 32 is fixedly installed on the inner wall of the installation frame 301, two sides of the installation frame 301 are fixedly connected with first rotating shafts 4, the first rotating shafts 4 are rotatably connected with the long blocks 3, the bottom of the installation block 2 is symmetrically provided with first installation grooves 5, the first installation grooves 5 are rotatably connected with second rotating shafts 6, the surface of the second rotating shafts 6 is provided with a manual rotation driving mechanism, and the manual rotation driving mechanism is used for driving the second rotating shafts 6 to rotate;
the surface of the second rotating shaft 6 is fixedly connected with a rotating frame 8, sliding plates 9 are symmetrically connected on the inner wall of the rotating frame 8 in a sliding mode, a distance adjusting mechanism is arranged between the two sliding plates 9 and the rotating frame 8, in the process that the mounting block 2 is moved out of the connecting frame 1, the distance between the two sliding plates 9 is enlarged by linkage of the distance adjusting mechanism, a wheel 10 is arranged on one side of each sliding plate 9, a connecting piece capable of being turned and adjusted is connected between each sliding plate 9 and the wheel 10, and in the process that the rotating frame 8 is turned downwards, the connecting piece jacks up the wheels 10 on the side faces of the sliding plates 9 outwards to form splayed distribution; when the display screen fixing frame works, the existing connecting frame is simple in structure, after the display screen is fixedly connected with the inside of the connecting frame, the connecting frame is fixedly installed on a wall surface through bolts, when a maintenance worker needs to maintain the rear part of the display screen, the connecting frame connected with the display screen needs to be detached from the wall surface, on one hand, the operation of the process of detaching the bolts is complex, time is consumed, and the labor intensity of the maintenance worker is increased, on the other hand, the detached display screen is not convenient to stably place, so that the maintenance of the maintenance worker on the rear part of the display screen is influenced, the technical scheme can solve the problems, the specific implementation mode is as follows, when the connecting frame 1 is fixedly installed at the specified position on the wall through the bolts, the installing block 2 is inserted between two long blocks 3 arranged on the display screen main body 32, so that the display screen main body 32 is hung on the wall, when the display screen main body 32 needs to be maintained after being used for a long time, the maintenance personnel operate the first limiting mechanism to cancel the limiting of the manual rotation driving mechanism, and then pull the installation block 2 outwards from the inside of the connection frame 1, the dismounting mode is simpler, the dismounting time is saved, and the dismounting and use are convenient for people, in the process of outwards moving the installation block 2, the second rotating shaft 6 is driven to rotate by the manual rotation driving mechanism, the rotating second rotating shaft 6 can cause the rotating frame 8 to turn downwards to be in a vertical state, in the process of downwards turning the rotating frame 8, on one hand, the linkage spacing adjusting mechanism drives the two sliding plates 9 to move backwards, the distance between the two sliding plates 9 is enlarged, the stability of the later-stage wheel 10 for supporting the installation block 2 is favorably enhanced, on the other hand, the connecting piece is turned over and adjusted, so that the two wheels 10 close to the rotating frame 8 are placed in a splayed shape, and the stability of the wheels 10 for supporting the installation block 2 is enhanced, make things convenient for maintenance personal's maintenance, be favorable to avoiding carrying out the in-process display screen main part 32 of maintaining at the transfer, long piece 3 and installation piece 2's whole support shakiness and the condition of taking place to empty takes place, 2 inside the preceding from the connecting frame that shifts out completely at installation piece, support with the help of the wheel 10 that pops out and ground contact, break away from the back in installation piece 2 is complete from connecting frame 1, 2 promotion to the maintenance position that is fit for of installation piece that will be connected with display screen main part 32 with the help of wheel 10, thereby make things convenient for maintenance personal to maintain display screen main part 32's rear to maintain, avoid display screen main part 32 to hang the phenomenon of the maintenance operation of inconvenient maintenance personal on the wall and take place.
As an embodiment of the present invention, the manual rotation driving mechanism includes a first gear 7, a first through hole 201, and a second mounting groove 11, the first gear 7 is fixedly connected to a surface of the second rotating shaft 6, the first through hole 201 is opened on an inner wall of the first mounting groove 5, the second mounting groove 11 is opened on one side of the connecting frame 1, a guide rail 12 is opened on an inner bottom surface of the second mounting groove 11, the guide rail 12 is composed of a first guide groove 1201, an oblique guide groove 1202, and a second guide groove 1203 which are mutually communicated, a rectangular block 13 is inserted into the second mounting groove 11, a first rotating pin 14 is rotatably connected to a bottom of the rectangular block 13, one end of the first rotating pin 14 is inserted into the first guide groove 1201, an end of the rectangular block 13 passes through the first through hole 201 and extends into the first mounting groove 5, a first rack 15 is fixedly connected to a bottom of the rectangular block 13 located in the first mounting groove 5, the first rack 15 is meshed with the first gear 7; in operation, in the process of moving the mounting block 2 out of the connecting frame 1, the first rotating pin 14 connected to the bottom of the rectangular block 13 moves along the first guiding groove 1201 toward the inside of the oblique guiding groove 1202, in the process of moving the first rotating pin 14 along the inner wall of the oblique guiding groove 1202, the groove wall of the oblique guiding groove 1202 pushes the inner wall of the first rotating pin 14, the rectangular block 13 is pushed by the first rotating pin 14 to move along the first through opening 201, the moving rectangular block 13 drives the first rack 15 to move, the moving first rack 15 drives the first gear 7 to rotate, the rotating first gear 7 drives the rotating frame 8 connected to the surface of the rotating frame 7 to turn downwards, after the first rotating pin 14 slides to the end of the oblique guiding groove 1202, the rotating frame 8 turns downwards to a vertical state, so that before the mounting block 2 is completely moved out of the connecting frame 1, the rotation frame 8 is turned to be in a vertical state in advance, the bottom of the installation block 2 is supported in advance by means of the wheels 10, along with the outward movement of the installation block 2, the first rotation pin 14 slides along the second guide groove 1203, the state of the rectangular block 13 after movement is conveniently maintained in the process, the rectangular block 13 is conveniently limited by the first limiting mechanism again, the display screen main body 32, the long block 3 and the installation block 2 are automatically taken out of the wheels 10 in the process of moving out the whole body, and then support preparation is made in advance, and support is provided for subsequent movement.
As an embodiment of the invention, a first limiting mechanism is arranged between the mounting block 2 and the manual rotation driving mechanism, the first limiting mechanism is used for limiting the position of the manual rotation driving mechanism, the first limiting mechanism comprises a first limiting groove 17, a second limiting groove 18 and a third mounting groove 16, the first limiting groove 17 and the second limiting groove 18 are both arranged at the bottom of the rectangular block 13, the third mounting groove 16 is arranged inside the mounting block 2, the top end opening of the third mounting groove 16 is communicated with the first through hole 201, a fixing plate 19 is fixedly connected to the groove wall of the third mounting groove 16, the top of the fixing plate 19 is fixedly connected with a first spring 20, the upper end of the first spring 20 is fixedly connected with a limiting block 21, the end part of the limiting block 21 is inserted inside the first limiting groove 17, the bottom of the limiting block 21 is fixedly connected with a connecting rod 22, the lower end of the connecting rod 22 slides to penetrate through and extend to the fixing plate 19 to the lower part, the first spring 20 is sleeved on the surface of the connecting rod 22; when the mounting block 2 needs to be moved out of the connecting frame 1, a maintenance person pulls the connecting rod 22 to drive the limiting block 21 to compress the first spring 20 to move downwards, so that the end part of the limiting block 21 moving downwards moves out of the first limiting groove 17, the limiting of the limiting block 21 on the first limiting groove 17 is cancelled, the maintenance person can conveniently move the long block 3 inserted in the connecting frame 1 out, the maintenance person can conveniently maintain the display screen main body 32 above the long block 3, after the long block is moved out, the force for pulling the connecting rod 22 is released, the compressed first spring 20 is reset to generate an upward driving force, the limiting block 21 is pushed to move upwards to the second limiting groove 18, the position of the rectangular block 13 is maintained by means of the insertion of one end of the limiting block 21 in the second limiting groove 18, the rotated wheel 10 can support the long block 3, and the supporting state of the wheel is indirectly maintained, the stable supporting state is kept, and maintenance personnel can conveniently maintain the display screen main body 32 at a moving position.
As an embodiment of the present invention, the bottoms of the two connecting rods 22 are fixedly connected with a U-shaped plate 23 together, and the end of the U-shaped plate 23 extends to the outside of the third mounting groove 16; during operation, maintenance personnel press the U-shaped plate 23 to move downwards, the downward U-shaped plate 23 can synchronously drive the two connecting rods 22 to move downwards, two workers are not required to simultaneously pull the connecting rods 22 downwards to move, operation is convenient, and working strength is reduced.
As an embodiment of the present invention, the interval adjusting mechanism includes two insertion openings 24, two eccentric grooves 26, two yielding ports 27, two inserting ports 24 are respectively arranged on the side walls of two sliding plates 9, a first rectangular plate 29 is inserted into the two inserting ports 24, a first oblique port 30 is symmetrically arranged on the surface of the first rectangular plate 29, a cylinder 25 is inserted into the first oblique port 30, two ends of the cylinder 25 respectively extend to the outside of the first oblique port 30 and then are rotatably connected with the inner wall of the inserting port 24, two eccentric grooves 26 are symmetrically arranged on the inner wall of the first mounting groove 5, two yielding ports 27 are symmetrically arranged on the side wall of the rotating frame 8, a first connecting plate 31 is symmetrically and fixedly connected on the side wall of the first rectangular plate 29, a second rotating pin 28 is rotatably connected on the side wall of the first connecting plate 31, and the end part of the second rotating pin 28 penetrates through the yielding port 27 and extends out to be inserted into the eccentric groove 26; in operation, in the process of turning the rotating frame 8 downwards, the second rotating pin 28 connected to the side wall of the first connecting plate 31 rotates along the groove wall of the eccentric groove 26, and under the pushing of the groove wall of the eccentric groove 26, the second rotating pin 28 is pushed to slide along the inner wall of the allowance opening 27 in the rotating process, so as to drive the first connecting plate 31 to push the first rectangular plate 29 to move towards the inside of the insertion opening 24, and the inclined surface of the first inclined opening 30 formed on the surface of the first rectangular plate 29 pushes the surface of the second rotating pin 28, so as to push the two sliding plates 9 to move backwards, thereby enlarging the distance between the two sliding plates 9, being beneficial to increasing the distance between the wheels 10 on one side of the sliding plates 9, increasing the distance between the two wheels 10, increasing the supporting span, enhancing the stability of the wheels 10, being beneficial to improving the stability of the installation block 2, it is advantageous to stably move the entirety of the display screen main body 32, the long block 3, and the mounting block 2.
As an embodiment of the present invention, the connecting member includes a through groove 52, the through groove 52 is opened on the side wall of the sliding plate 9, a turnover plate 53 is hinged on the inner wall of the through groove 52, the end of the turnover plate 53 is rotatably connected with a fourth rotating shaft 54, the fourth rotating shaft 54 is rotatably connected with the wheel 10, and an arc-shaped spring 55 is fixedly connected between the groove wall of the through groove 52 and the side wall of the turnover plate 53; the during operation, in-process of turning over downwards from first mounting groove 5 when rotating frame 8, when first mounting groove 5 cancellation blocks wheel 10 side, compressed arc spring 55 resets, thereby promote one side of turning plate 53, make turning plate 53 drive the wheel 10 of connecting on the surface of fourth pivot 54 and overturn, make the relative turning plate 53 that articulates inside logical groove 52 overturn to certain angle with sliding plate 9, make the wheel 10 of two sliding plate 9 sides be the splayed and distribute, enlarge the distance between wheel 10 and the sliding plate 9, thereby strengthen wheel 10 to display screen main part 32, the stability of the whole support of rectangular block 3 and installation piece 2, make things convenient for the better removal of maintenance personal to appointed position to display screen main part 32 and maintain.
As an embodiment of the present invention, a rotating mechanism is disposed between one side of the mounting frame 301 far from the first rotating shaft 4 and the long block 3, and in the process that the mounting block 2 is moved out of the inside of the connecting frame 1, the rotating mechanism is used for driving the mounting frame 301 connected with the display screen main body 32 to rotate, the rotating mechanism includes an opening 33, a first side groove 34, a second gear 35, a second rectangular plate 36, and a pulling rod 38, the opening 33 is opened at the top of the mounting block 2, the first side groove 34 is opened on the side wall of the long block 3, the inner side wall of the first side groove 34 is rotatably connected with the first rotating shaft 4 at the same side, the second gear 35 is located inside the first side groove 34, the second gear 35 is fixedly connected on the surface of the first rotating shaft 4, the second rectangular plate 36 is vertically slidably connected on the inner wall of the first side groove 34, the surface of the second rectangular plate 36 is opened with a second oblique opening 37, the pulling rod 38 is fixedly connected at the top of the block 13 adjacent to the second rectangular plate 36, the end part of the pulling rod 38 is inserted into the second oblique opening 37, the top of the second rectangular plate 36 is fixedly connected with a second rack 39, and the second rack 39 is meshed with the second gear 35; during operation, the staff of maintenance is when maintaining current display screen main part 32, display screen main part 32 all is vertical placing usually, can not carry out the tilt rotation, inconvenient maintenance person observes the circuit at its display screen main part 32 rear, thereby inconvenient maintenance person maintains it, above problem can be solved to this technical scheme, embodiment is as follows, in the in-process that installation piece 2 shifts out from link frame 1 is inside, rectangular block 13 can drive first rack 15 and remove towards one side of first gear 7, rectangular block 13 of removal can drive pull rod 38 simultaneously and remove, the pull rod 38 of removal can promote the extrusion to the inner wall of second slant mouth 37, make second rectangular plate 36 drive second rack 39 and move up, the second rack 39 drive that moves up rather than mesh with rotates, pivoted second gear 35 can drive the installing frame 301 that is connected with display screen main part 32 and rotate a definite angle towards the place ahead of display screen main part 32 Degree, the convenient observation to make things convenient for the rear surface of the clear observation of later stage maintenance personal to display screen main part 32, keep comfortable observation visual angle, make things convenient for maintenance personal to maintain display screen main part 32.
As an embodiment of the present invention, a supporting mechanism is commonly disposed on one side of the two long blocks 3 close to the front of the display screen main body 32, and when a maintenance person performs maintenance on the rear of the display screen main body 32, the supporting mechanism is used for supporting one side of the mounting frame 301, the supporting mechanism includes two second side grooves 40, a second through hole 42 is disposed on an inner wall of one of the second side grooves 40 close to the second gear 35, the two second side grooves 40 are respectively disposed on the side surfaces of the two long blocks 3, a third rotating shaft 41 is rotatably connected to the inner wall of the second side groove 40, a third gear 43 is fixedly connected to a surface of one of the third rotating shafts 41 close to the second through hole 42, the third gear 43 is engaged with the second gear 35, a rotating shell 44 is fixedly connected to a surface of the third rotating shaft 41, a second connecting plate 4401 is commonly and fixedly connected to side walls of the two rotating shells 44, a supporting block 45 is inserted into the rotating shell 44, the bottom of the supporting block 45 is hinged with a supporting plate 46 extending to the outside of the rotating shell 44, a second limiting mechanism is arranged between the supporting block 45 and the rotating shell 44, and the second limiting mechanism is used for limiting the relative position of the supporting block 45 in the rotating shell 44; when the display screen connecting frame works, the structure of the existing display screen connecting frame is too simple, and in the process that maintenance personnel maintain the display screen, the side face of the connecting frame is inconvenient to further support, so that the stability of the connecting frame is not facilitated to be enhanced, and the maintenance of the maintenance personnel is inconvenient, the technical scheme can solve the problems, in the specific implementation mode, in the process that the second gear 35 rotates, the third gear 43 is linked to rotate, the rotating third gear 43 drives the third rotating shaft 41 connected with the rotating shell 44 to rotate, under the connection of the second connecting plate 4401, the two rotating shells 44 are synchronously turned over to a certain angle, after the mounting block 2 is completely moved out of the connecting frame 1, the limiting mechanism is operated to cancel the limiting of the supporting block 45, then the supporting block 45 is pulled downwards along the inner wall of the rotating shell 44 to move, so that the supporting plate 46 hinged at the bottom of the supporting block 45 is abutted against the ground, at this moment, the limiting mechanism is loosened, the limiting mechanism limits the position of the supporting block 45 again, the supporting plate 46 abutted against the ground supports one side of the third rotating shaft 41 by means of the rotating shell 44 inserted with the supporting block 45, so that the long block 3 is supported, the whole connecting frame is supported, when maintenance personnel maintain the display screen main body 32, the stability of the installation frame 301 is maintained, maintenance of the maintenance personnel is facilitated, after the maintenance personnel complete the maintenance of the display screen main body 32, the operator cancels the limitation of the second limiting mechanism on the supporting block 45 again, and the supporting block 45 is reset to the inside of the rotating shell 44.
As an embodiment of the present invention, the second limiting mechanism includes a first limiting opening 48, a second limiting opening 49, and a circular groove 47, the first limiting opening 48 and the second limiting opening 49 are both opened on the side wall of the rotating housing 44, the first limiting opening 48 is located above the second limiting opening 49, the circular groove 47 is opened on the side wall of the supporting block 45, a second spring 51 is fixedly connected on the groove wall of the circular groove 47, a limiting post 50 is fixedly connected to an end of the second spring 51, and one end of the limiting post 50 passes through the first limiting opening 48 and extends out; during operation, after the upset of rotating shell 44 was accomplished, the operator was manual to press down spacing post 50 compression second spring 51 along the inner wall direction of circular slot 47 and is removed, cancel spacing post 50 spacing to first spacing mouthful 48 department, make things convenient for the operator to outwards spur supporting shoe 45 from rotating shell 44, after spacing post 50 tip and the spacing mouthful 49 of second are relative, compressed second spring 51 recovers, produce the motive force, promote spacing post 50 one end and insert the inside of establishing to the spacing mouthful 49 of second, spacing supporting shoe 45 after adjusting the position carries out spacingly, maintain supporting shoe 45's supported state, make supporting shoe 45 and rotating shell 44 form a state that can carry out the auxiliary stay, conveniently provide stable support for the maintenance.
The use method of the movable display screen connecting frame shown in fig. 1 specifically includes the following steps:
step one, movement of the display screen main body 32: the first limiting mechanism is operated to cancel the limiting of the manual rotation driving mechanism, and the mounting block 2 is pulled to the outside of the connecting frame 1;
step two, overturning and supporting the wheel 10: under the action of the manual rotation driving mechanism, the rotating frame 8 is driven to turn downwards, so that the sliding plate 9 connected with the wheels 10 is driven to turn downwards to be in a vertical state;
step three, splayed state of the wheel 10: in the process that the sliding plate 9 is turned downwards, the connecting piece jacks up the wheels 10 on the side surface of the sliding plate 9 outwards, so that the wheels 10 on the two sides of the rotating frame 8 are distributed and supported in a splayed manner.
The working principle of the invention is as follows:
according to the description shown in fig. 2 to 14, the connecting frame 1 is fixedly installed on the wall at a specified position through bolts, the display screen main body 32 is arranged between the two long blocks 3, the installation block 2 is inserted in the connecting frame 1, so that the display screen main body 32 is hung on the wall, when the display screen main body 32 needs to be maintained after being used for a long time, a maintenance worker operates the first limiting mechanism to cancel the limiting of the manual rotation driving mechanism, then the installation block 2 is pulled outwards from the inside of the connecting frame 1, the disassembly mode is simpler, the disassembly time is saved, the disassembly and use are convenient for people, in the process that the installation block 2 moves outwards, the manual rotation driving mechanism is used for driving the second rotating shaft 6 to rotate, the rotating second rotating shaft 6 can make the rotating frame 8 turn downwards to a vertical state, in the process that the rotating frame 8 turns downwards, on one hand, the two sliding plates 9 are driven to move backwards by the linkage distance adjusting mechanism, the distance between the two sliding plates 9 is enlarged, which is beneficial to enhancing the stability of the wheel 10 for supporting the mounting block 2 in the later period, on the other hand, the connecting piece is turned and adjusted, thereby the two wheels 10 close to the rotating frame 8 are arranged in a splayed manner, the stability of the wheels 10 for supporting the mounting block 2 is enhanced, the maintenance of maintenance personnel is convenient, the falling of the display screen main body 32, the long block 3 and the mounting block 2 caused by unstable overall support in the transferring and maintaining process is avoided, before the mounting block 2 is completely removed from the inside of the connecting frame 1, the wheel 10 is supported in contact with the ground by means of ejection, after the mounting block 2 is completely separated from the connection frame 1, the mounting block 2 with the display screen main body 32 connected thereto is pushed to a proper maintenance position by means of the wheels 10, therefore, maintenance personnel can maintain the rear part of the display screen main body 32 conveniently, and the phenomenon that the display screen main body 32 is hung on a wall and the maintenance operation of the maintenance personnel is inconvenient is avoided.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (10)
1. A movable display screen connecting frame comprises a connecting frame (1) and a mounting block (2), the mounting blocks (2) are inserted in the connecting frame (1), the tops of the mounting blocks (2) are symmetrically and fixedly connected with long blocks (3), a mounting frame (301) is arranged between the two long blocks (3), a display screen main body (32) is fixedly arranged on the inner wall of the mounting frame (301), two sides of the mounting frame (301) are fixedly connected with a first rotating shaft (4), the first rotating shaft (4) is rotationally connected with the long block (3), it is characterized in that the bottom of the mounting block (2) is symmetrically provided with first mounting grooves (5), a second rotating shaft (6) is rotatably connected in the first mounting groove (5), a manual rotation driving mechanism is arranged on the surface of the second rotating shaft (6), and the manual rotation driving mechanism is used for driving the second rotating shaft (6) to rotate;
the surface of the second rotating shaft (6) is fixedly connected with a rotating frame (8), sliding plates (9) are symmetrically connected to the inner wall of the rotating frame (8) in a sliding mode, a distance adjusting mechanism is arranged between the two sliding plates (9) and the rotating frame (8), in the process that the mounting block (2) moves out of the connecting frame (1), the distance between the two sliding plates (9) is enlarged in a linkage mode through the distance adjusting mechanism, wheels (10) are arranged on one sides of the sliding plates (9), a connecting piece capable of being adjusted in a turnover mode is connected between the sliding plates (9) and the wheels (10), and in the process that the rotating frame (8) turns downwards, the connecting piece jacks up the wheels (10) on the side faces of the sliding plates (9) outwards to form splayed distribution.
2. The movable display screen connection frame according to claim 1, wherein the manual rotation driving mechanism includes a first gear (7), a first through hole (201), and a second installation groove (11), the first gear (7) is fixedly connected to the surface of the second rotation shaft (6), the first through hole (201) is opened on the inner wall of the first installation groove (5), the second installation groove (11) is opened on one side of the connection frame (1), a guide rail (12) is opened on the inner bottom surface of the second installation groove (11), the guide rail (12) is composed of a first guide groove (1201), an oblique guide groove (1202), and a second guide groove (1203) that are mutually communicated, a rectangular block (13) is inserted in the second installation groove (11), and a first rotation pin (14) is rotatably connected to the bottom of the rectangular block (13), one end of the first rotating pin (14) is inserted into the first guide groove (1201), the end of the rectangular block (13) penetrates through the first through hole (201) and extends into the first mounting groove (5), a first rack (15) is fixedly connected to the bottom of the rectangular block (13) located in the first mounting groove (5), and the first rack (15) is meshed with the first gear (7).
3. The movable display screen connecting frame according to claim 2, wherein a first limiting mechanism is disposed between the mounting block (2) and the manual rotation driving mechanism, the first limiting mechanism is used for limiting the position of the manual rotation driving mechanism, the first limiting mechanism comprises a first limiting groove (17), a second limiting groove (18), and a third mounting groove (16), the first limiting groove (17) and the second limiting groove (18) are all disposed at the bottom of the rectangular block (13), the third mounting groove (16) is disposed inside the mounting block (2), the top opening of the third mounting groove (16) is communicated with the first through opening (201), a fixing plate (19) is fixedly connected to the wall of the third mounting groove (16), and a first spring (20) is fixedly connected to the top of the fixing plate (19), the upper end fixedly connected with stopper (21) of first spring (20), the tip of stopper (21) is inserted and is established the inside of first spacing groove (17), the bottom fixedly connected with connecting rod (22) of stopper (21), the lower extreme of connecting rod (22) slides and runs through fixed plate (19) and extend to its below, first spring (20) cover is established the connecting rod (22) on the surface.
4. A moveable display screen connection frame according to claim 3, wherein the bottom of the two connection rods (22) are fixedly connected with a U-shaped plate (23) together, and the end of the U-shaped plate (23) extends to the outside of the third mounting groove (16).
5. The movable display screen connecting frame according to claim 1, wherein the distance adjusting mechanism comprises two inserting openings (24), two eccentric grooves (26), and two yielding openings (27), the two inserting openings (24) are respectively opened on the side walls of the two sliding plates (9), a first rectangular plate (29) is inserted inside the two inserting openings (24), first oblique openings (30) are symmetrically opened on the surface of the first rectangular plate (29), a cylinder (25) is inserted inside the first oblique opening (30), two ends of the cylinder (25) respectively extend to the outside of the first oblique opening (30) and then are rotatably connected with the inner wall of the inserting opening (24), the two eccentric grooves (26) are symmetrically opened on the inner wall of the first mounting groove (5), and the two yielding openings (27) are symmetrically opened on the side wall of the rotating frame (8), the symmetrical fixedly connected with first connecting plate (31) on the lateral wall of first rectangular plate (29), it is connected with second rotating pin (28) to rotate on the lateral wall of first connecting plate (31), the tip of second rotating pin (28) passes let position mouth (27) and extend out the back insert establish extremely the inside of eccentric groove (26).
6. The movable display screen connecting frame according to claim 1, wherein the connecting member comprises a through slot (52), the through slot (52) is opened on a side wall of the sliding plate (9), a turning plate (53) is hinged on an inner wall of the through slot (52), an end of the turning plate (53) is rotatably connected with a fourth rotating shaft (54), the fourth rotating shaft (54) is rotatably connected with the wheel (10), and an arc-shaped spring (55) is fixedly connected between a slot wall of the through slot (52) and a side wall of the turning plate (53).
7. The movable display screen connecting frame according to claim 2, wherein a rotating mechanism is arranged between one side of the mounting frame (301) far away from the first rotating shaft (4) and the long block (3), and in the process that the mounting block (2) moves out of the connecting frame (1), the rotating mechanism is used for driving the mounting frame (301) connected with the display screen main body (32) to rotate, the rotating mechanism comprises an opening (33), a first side groove (34), a second gear (35), a second rectangular plate (36) and a pulling rod (38), the opening (33) is arranged at the top of the mounting block (2), the first side groove (34) is arranged on the side wall of the long block (3), the inner side wall of the first side groove (34) is rotatably connected with the first rotating shaft (4) on the same side, second gear (35) are located the inside of first side groove (34), second gear (35) fixed connection be in on the surface of first pivot (4), the vertical sliding connection of second rectangular plate (36) is in on the inner wall of first side groove (34), second slant mouth (37) have been seted up on the surface of second rectangular plate (36), pull pole (38) fixed connection with second rectangular plate (36) are adjacent the top of rectangular block (13), the tip of pulling pole (38) is inserted and is established the inside of second slant mouth (37), the top fixedly connected with second rack (39) of second rectangular plate (36), second rack (39) with second gear (35) mesh mutually.
8. The movable display screen connecting frame according to claim 7, wherein a supporting mechanism is commonly disposed on one side of the two long blocks (3) near the front of the display screen main body (32), and is used for supporting one side of the mounting frame (301) when a maintenance person performs maintenance on the rear of the display screen main body (32), the supporting mechanism includes two second side grooves (40), a second through hole (42) is disposed on an inner wall of one of the second side grooves (40) near the second gear (35), the two second side grooves (40) are disposed on the side surfaces of the two long blocks (3), a third rotating shaft (41) is rotatably connected to the inner wall of the second side groove (40), and a third gear (43) is fixedly connected to a surface of one of the third rotating shafts (41) near the second through hole (42), third gear (43) with second gear (35) meshes mutually, the shell (44) is rotated to fixedly connected with on the surface of third pivot (41), two on the lateral wall of rotation shell (44) common fixedly connected with second connecting plate (4401), it is equipped with supporting shoe (45) to rotate inside the inserting of shell (44), the bottom of supporting shoe (45) articulates there is backup pad (46) that extends to rotation shell (44) outside, supporting shoe (45) with be equipped with second stop gear between rotation shell (44), second stop gear is used for right supporting shoe (45) are in relative position in rotation shell (44) carries on spacingly.
9. The movable display screen connection frame according to claim 8, wherein the second limiting mechanism comprises a first limiting opening (48), a second limiting opening (49), and a circular groove (47), the first limiting opening (48) and the second limiting opening (49) are both opened on a side wall of the rotation housing (44), the first limiting opening (48) is located above the second limiting opening (49), the circular groove (47) is opened on a side wall of the support block (45), a second spring (51) is fixedly connected to a groove wall of the circular groove (47), a limiting post (50) is fixedly connected to an end of the second spring (51), and one end of the limiting post (50) passes through the first limiting opening (48) and extends out.
10. A method for using a movable display screen connecting frame, which is suitable for a movable display screen connecting frame as claimed in any one of claims 1 to 9, the method specifically comprises the following steps:
step one, movement of a display screen main body (32): the first limiting mechanism is operated to cancel the limiting of the manual rotation driving mechanism, and the mounting block (2) is pulled to the outside of the connecting frame (1);
step two, overturning and supporting the wheel (10): under the action of a manual rotation driving mechanism, a rotating frame (8) is driven to turn downwards, so that a sliding plate (9) connected with wheels (10) is driven to turn downwards to be in a vertical state;
step three, the splayed state of the wheel (10): in the process that the sliding plate (9) is turned downwards, the connecting piece jacks up the wheels (10) on the side surface of the sliding plate (9) outwards, so that the wheels (10) on the two sides of the rotating frame (8) are distributed and supported in a splayed shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210727535.3A CN114893701A (en) | 2022-06-25 | 2022-06-25 | Movable display screen connecting frame and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210727535.3A CN114893701A (en) | 2022-06-25 | 2022-06-25 | Movable display screen connecting frame and use method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114893701A true CN114893701A (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210727535.3A Withdrawn CN114893701A (en) | 2022-06-25 | 2022-06-25 | Movable display screen connecting frame and use method thereof |
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| Country | Link |
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| CN (1) | CN114893701A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116758885A (en) * | 2023-08-17 | 2023-09-15 | 深圳市巴达木科技有限公司 | Vertical karaoke Bluetooth singing machine and using method |
-
2022
- 2022-06-25 CN CN202210727535.3A patent/CN114893701A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116758885A (en) * | 2023-08-17 | 2023-09-15 | 深圳市巴达木科技有限公司 | Vertical karaoke Bluetooth singing machine and using method |
| CN116758885B (en) * | 2023-08-17 | 2023-11-03 | 深圳市巴达木科技有限公司 | Vertical karaoke Bluetooth singing machine and using method |
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