CN113883372B - Multimedia equipment that enterprise's exhibition was used - Google Patents
Multimedia equipment that enterprise's exhibition was used Download PDFInfo
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- CN113883372B CN113883372B CN202111149289.XA CN202111149289A CN113883372B CN 113883372 B CN113883372 B CN 113883372B CN 202111149289 A CN202111149289 A CN 202111149289A CN 113883372 B CN113883372 B CN 113883372B
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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
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
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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
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
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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
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
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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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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
Abstract
The invention discloses a multimedia device for enterprise exhibition, which comprises a box body, wherein a track plate is symmetrically arranged in the middle of the inside of the box body, a supporting plate is inserted in the track plate through a sliding block, a rotating shaft is rotatably arranged in the middle of the supporting plate, a horizontal angle control assembly is arranged on one side of the rotating shaft, a supporting rod is arranged at the upper end of the rotating shaft, mounting plates are rotatably arranged at two ends of the supporting rod, vertical angle control assemblies are arranged at the lower ends of the mounting plates, and a display screen is arranged between the mounting plates.
Description
Technical Field
The invention relates to the technical field of multimedia equipment devices, in particular to multimedia equipment for enterprise exhibition.
Background
Multimedia Messaging Service (MMS) is one of the highest standards for developing sms technologies. The method has the greatest characteristic of supporting multimedia functions, and can transmit video clips, pictures, sounds and characters by using WAP as a carrier by means of high-speed Data rates (EDGE) and GPRS (general packet radio service), thereby not only carrying out multimedia transmission between mobile phones. But also can be transmitted between the mobile phone and the computer.
Present multimedia equipment is generally that fixed mounting is indoor, is difficult to remove, and it is also inconvenient to adjust simultaneously, does not use for a long time and collects dust etc. easily, wets etc. in addition, when outdoor use, still need build temporarily, and is more troublesome, especially when the enterprise carries out many places exhibition, and the engineering volume of building is just bigger, wastes time and energy.
To this end, the present invention provides a multimedia device for enterprise exhibition to solve the above problems.
Disclosure of Invention
The present invention is directed to a multimedia device for enterprise exhibition, so as to solve the problems of the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multimedia equipment that enterprise's exhibition was used, the power distribution box comprises a box body, the track board is installed to the symmetry in the middle of the inside of box, it has the supporting disk to peg graft through the slider on the track board, the slider symmetry is installed on the lateral wall of supporting disk, the axis of rotation is installed in the centre of supporting disk rotation, one side of axis of rotation is equipped with horizontal angle control assembly, the bracing piece is installed to the upper end of axis of rotation, the mounting panel is installed in the rotation of the both ends of bracing piece, the lower extreme of mounting panel is equipped with vertical angle control assembly, install the display screen between the mounting panel, the backup pad is installed to the bilateral symmetry of supporting disk, be equipped with the lift control structure below the backup pad.
Preferably, the bottom of box is installed and is removed the wheel, removes the wheel and is provided with four groups, installs respectively in the bottom turning of box.
Preferably, a push-pull rod is arranged at the upper end of the side wall of the box body, support handles are symmetrically arranged at two ends of the push-pull rod, the other end of each support handle is rotatably arranged on the U-shaped frame through a cylindrical pin, the U-shaped frame is fixedly arranged on the side wall of the box body, cylindrical holes are formed in the U-shaped frame and the support handles, a plug pin is inserted into each cylindrical hole, a clamping block is arranged below the push-pull rod, and the clamping block is arranged on the side wall of the box body.
Preferably, the mounting plate is provided with a plug-in groove, the display screen is mounted in the plug-in groove, the side wall of the mounting plate is provided with a threaded hole, a fastening bolt is mounted on the threaded hole, and the end of the fastening bolt is provided with the rubber pad.
Preferably, the preceding lateral wall of box is pegged graft and is had the guide bar, and the protection piece is installed to the one end of guide bar, and the protection piece is cylindrical rubber block, and it has spring two to peg graft on the guide bar, and the external screw thread has been seted up to the other end of guide bar, and the screw thread lid is installed to the screw thread.
Preferably, the horizontal angle control assembly is composed of a first support bar, a first positioning pin, a first spring, a first limiting ring and a positioning hole, the positioning hole is formed in the support disc and provided with multiple groups of uniform equidistant arrays, the first support bar is installed on the side wall of the rotating shaft, the first support bar is inserted with the first positioning pin, the upper end of the first positioning pin is provided with a pull ring, the lower end of the first positioning pin is inserted into the positioning hole, the first positioning pin is sleeved with the first spring, the lower surface of the first spring is provided with the limiting ring, and the limiting ring is installed on the lower portion of the first positioning pin.
Preferably, horizontal angle control assembly comprises support bar two, locating pin two, spring three, clutch blocks and arc wall, and support bar two is installed on the lateral wall of axis of rotation, and it has locating pin two to peg graft on support bar two, and the pull ring is installed to the upper end of locating pin two, and spring three has been cup jointed to the lower part of locating pin two, and the clutch blocks is installed to the lower extreme of locating pin two, and the clutch blocks is pegged graft in the arc wall, and the arc wall is seted up on the supporting disk, the radian of clutch blocks and the radian phase-match of arc wall.
Preferably, vertical angle control assembly arc piece, screw thread bolt and screw cap are constituteed, and the tip at the bracing piece is installed to the arc piece, has seted up the circular arc groove on the arc piece, and the interpolation of circular arc groove has screw thread bolt, and screw thread bolt fixed mounting is on the lateral wall of mounting panel, and screw cap is installed to the tip screw thread of screw thread bolt.
Preferably, lift control structure folding leg, movable block, threaded rod, bottom plate, swivel becket and pedal block group become, the upper end of folding leg is installed in the middle of the bottom surface of backup pad, the lower extreme of folding leg rotates and installs on the movable block, movable block slidable mounting is on the bottom plate, the bottom plate is installed in the bottom of box, set up threaded hole on the movable block, and the threaded rod is installed to the screw thread, the both ends of threaded rod are smooth and rotate and install on the bottom plate, a tip of threaded rod passes the box, and install the swivel becket, install pedal block on the swivel becket, pedal block is provided with a plurality of groups, be circular even equidistance array on the swivel becket.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, a box body type structure is adopted, the display screen is arranged in the box body, and the horizontal angle control assembly and the vertical angle control assembly are arranged at the same time, so that when the display screen needs to be horizontally adjusted, the positioning pin can be pulled out, and then the display screen can be rotated, so that when the vertical angle needs to be adjusted, the threaded cap can be unscrewed, then the display screen is rotated, the vertical angle of the display screen can be adjusted, so that the display screen can be better viewed, and meanwhile, the mounting plate can be fixed by unscrewing the threaded cap;
2. the lifting control structure is arranged in the box body, so that in the using process, the folding frame can be lifted up and the display screen can be lifted out by treading the pedal block to rotate clockwise, the display screen can be stored by treading the pedal block to rotate anticlockwise, and the operation is convenient and simple;
3. according to the invention, the wheels and the push-pull frame are arranged on the box body, so that the box body is convenient to move, and the display screen is convenient to transfer.
Drawings
FIG. 1 is a perspective view of the structure of the present invention from a first perspective;
FIG. 2 is a perspective view of the structure of the present invention from a second perspective;
FIG. 3 is a perspective view of a portion of the present invention;
FIG. 4 is a first partial structural section of the present invention;
FIG. 5 is a sectional view of a portion of the present invention;
FIG. 6 is a perspective view of an embodiment of the horizontal angle control assembly of the present invention;
FIG. 7 is a second perspective view of the horizontal angle control assembly of the present invention.
In the figure: the device comprises a box body 1, a track plate 2, a supporting plate 3, a sliding block 4, a rotating shaft 5, a first supporting strip 51, a first positioning pin 52, a first spring 53, a limiting ring 54, a positioning hole 55, a second supporting strip 501, a second positioning pin 502, a third spring 503, a friction block 504, an arc-shaped groove 505, a supporting rod 6, an installation plate 7, an arc-shaped block 71, a threaded bolt 72, a threaded cap 73, a display screen 8, a fastening bolt 9, a supporting plate 10, a folding frame 11, a moving block 12, a threaded rod 13, a bottom plate 14, a rotating ring 15, a pedal block 16, a moving wheel 17, a push-pull rod 18, a supporting handle 19, a clamping block 20, a U-shaped frame 21, a cylindrical pin 22, a bolt 23, a guide rod 24, a second spring 25, a protective block 26 and a threaded cover 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by those skilled in the art without making any creative effort, belong to the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides a multimedia equipment that enterprise's exhibition was used, the power distribution box comprises a box body 1, track board 2 is installed to the symmetry in the middle of the inside of box 1, it has supporting disk 3 to peg graft through slider 4 on the track board 2, slider 4 symmetry is installed on the lateral wall of supporting disk 3, axis of rotation 5 is installed in the centre of supporting disk 3 rotation, one side of axis of rotation 5 is equipped with horizontal angle control assembly, bracing piece 6 is installed to the upper end of axis of rotation 5, mounting panel 7 is installed in the rotation of the both ends of bracing piece 6, the lower extreme of mounting panel 7 is equipped with vertical angle control assembly, vertical angle control assembly can fix mounting panel 7 simultaneously, install display screen 8 between the mounting panel 7, backup pad 10 is installed to the bilateral symmetry of supporting disk 3, be equipped with the lift control structure below the backup pad 10.
The bottom of box 1 is installed and is removed wheel 17, removes wheel 17 and is provided with four groups, installs respectively in the bottom turning of box 1, makes things convenient for the removal of box 1 through removing wheel 17.
The upper end of the side wall of the box body 1 is provided with a push-pull rod 18, two ends of the push-pull rod 18 are symmetrically provided with support handles 19, the other end of each support handle 19 is rotatably arranged on a U-shaped frame 21 through a cylindrical pin 22, the U-shaped frame 21 is fixedly arranged on the side wall of the box body 1, cylindrical holes are formed in the U-shaped frame 21 and the support handles 19, a plug pin 23 is inserted into each cylindrical hole, a clamping block 20 is arranged below the push-pull rod 18, the clamping block 20 is arranged on the side wall of the box body 1, when the push-pull rod 18 is used, the fixing of the support handles 19 can be realized by inserting the plug pin 23 into the cylindrical holes formed in the U-shaped frame 21 and the support handles 19, when the push-pull rod 18 is not used, the plug pin 23 is pulled out, the push-pull rod 18 is clamped on the clamping block 20, then the plug pin 23 is inserted into the cylindrical holes, the storage of the push-pull rod 18 is realized, and the occupation of space is reduced.
The inserting groove has been seted up on mounting panel 7, and display screen 8 is installed in the inserting groove, and mounting panel 7's lateral wall set up threaded hole, and threaded hole internal thread installs fastening bolt 9, can carry out the fixed clamp to display screen 8 through fastening bolt 9 and press from both sides tightly, and the rubber pad is installed to the tip of fastening bolt 9, can protect display screen 8, avoids fastening bolt 9 to damage display screen 8.
The preceding lateral wall of box 1 is pegged graft and is had guide bar 24, protection piece 26 is installed to the one end of guide bar 24, protection piece 26 is cylindrical rubber piece, can protect display screen 8, when making 8 collections of display screen in box 1, the screen that can protect display screen 8 at box 1 removal in-process, it has two 25 springs to peg graft on guide bar 24, the external screw thread has been seted up to the other end of guide bar 24, and the screw thread installs threaded cap 27, easy to assemble and dismantlement.
The horizontal angle control assembly is composed of a first support bar 51, a first positioning pin 52, a first spring 53, a limiting ring 54 and a positioning hole 55, the positioning hole 55 is formed in the support disc 3, the positioning hole 55 is provided with multiple groups and is evenly arrayed at equal intervals, the first support bar 51 is installed on the side wall of the rotating shaft 5, the first positioning pin 52 is inserted into the first support bar 51 in a splicing mode, a pull ring is installed at the upper end of the first positioning pin 52, the lower end of the first positioning pin 52 is inserted into the positioning hole 55 to achieve locking of the rotating shaft 5, the first spring 53 is sleeved on the first positioning pin 52, the limiting ring 54 is arranged below the first spring 53, the limiting ring 54 is installed at the lower portion of the first positioning pin 52, when the horizontal adjustment display screen 8 is required, the positioning pin 52 can be pulled out, and then the display screen 8 is rotated.
Horizontal angle control assembly comprises support bar two 501, locating pin two 502, spring three 503, clutch block 504 and arc wall 505, support bar two 501 is installed on the lateral wall of axis of rotation 5, it has locating pin two 502 to peg graft on support bar two 501, the pull ring is installed to the upper end of locating pin two 502, spring three 503 has been cup jointed to the lower part of locating pin two 502, clutch block 504 is installed to the lower extreme of locating pin two 502, clutch block 504 pegs graft in arc wall 505, arc wall 505 is seted up on supporting disk 3, the radian of clutch block 504 and the radian phase-match of arc wall 505, when needing horizontal adjustment display screen 8, just can upwards pull out locating pin two 502, make clutch block 504 and arc wall 505 break away from, then rotate display screen 8 can, can make the angle of adjustment of display screen 8 more little through clutch block 504.
Vertical angle control assembly arc piece 71, screw bolt 72 and screw cap 73 are constituteed, the tip at bracing piece 6 is installed to arc piece 71, the circular arc groove has been seted up on arc piece 71, it has screw bolt 72 to peg graft in the circular arc groove, screw bolt 72 fixed mounting is on the lateral wall of mounting panel 7, screw cap 73 is installed to the tip screw thread of screw bolt 72, through unscrewing screw cap 73, then rotate display screen 8, can adjust the vertical angle of display screen 8, so that better watching, simultaneously through unscrewing screw cap 73, can also realize mounting panel 7's fixed.
Lifting control structure folding leg 11, movable block 12, threaded rod 13, bottom plate 14, swivel ring 15 and pedal piece 16 constitute, install in the middle of the bottom surface of backup pad 10 in the upper end of folding leg 11, the lower extreme of folding leg 11 rotates and installs on movable block 12, movable block 12 slidable mounting is on bottom plate 14, bottom plate 14 installs the bottom at box 1, threaded hole has been seted up on movable block 12, and threaded mounting has threaded rod 13, the both ends of threaded rod 13 are smooth and rotate and install on bottom plate 14, a tip of threaded rod 13 passes box 1, and install swivel ring 15, install pedal piece 16 on the swivel ring 15, pedal piece 16 is provided with a plurality of groups, be circular even equidistance array on swivel ring 15, in the use, through stepping on pedal piece 16 clockwise turning, can realize folding leg 11 and rise, lift display screen 8 out, through stepping on pedal piece 16, can realize accomodating of display screen 8 anticlockwise.
The working principle is as follows: when the box is used, the box body 1 can be pushed to move by mechanical energy by holding the push-pull rod 18, so that the cover device can be pushed to an exhibition field, then the pedal block 16 is stepped on by feet, the pedal block 16 drives the threaded rod 13 to rotate clockwise, the threaded rod 13 rotates to enable the movable block 12 to be close to each other, the folding frame 11 is lifted to eject the display screen 8 out, in the using process, when the horizontal angle of the display screen 8 needs to be adjusted, the positioning pin 52 can be upwards pulled out of the positioning hole 301, then the display screen 8 is rotated, the positioning pin 52 is inserted into the positioning hole 301 again after the horizontal angle of the display screen 8 is adjusted, when the vertical angle of the display screen 8 needs to be adjusted, the threaded cap 73 is firstly unscrewed, then the display screen 8 is rotated, and after the adjustment is completed, the threaded cap 73 is screwed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. A multimedia device for enterprise exhibition, comprising a case (1), characterized in that: the lifting box is characterized in that track plates (2) are symmetrically installed in the middle of the inside of the box body (1), a supporting plate (3) is inserted into the track plates (2) through a sliding block (4), the sliding block (4) is symmetrically installed on the side wall of the supporting plate (3), a rotating shaft (5) is installed in the middle of the supporting plate (3) in a rotating mode, a horizontal angle control assembly is arranged on one side of the rotating shaft (5), a supporting rod (6) is installed at the upper end of the rotating shaft (5), mounting plates (7) are installed at two ends of the supporting rod (6) in a rotating mode, a vertical angle control assembly is arranged at the lower end of each mounting plate (7), a display screen (8) is installed between the mounting plates (7), supporting plates (10) are symmetrically installed on two sides of the supporting plate (3), and a lifting control structure is arranged below each supporting plate (10);
the bottom of the box body (1) is provided with four groups of moving wheels (17) which are respectively arranged at the corners of the bottom of the box body (1);
the upper end of the side wall of the box body (1) is provided with a push-pull rod (18), two ends of the push-pull rod (18) are symmetrically provided with support handles (19), the other ends of the support handles (19) are rotatably arranged on a U-shaped frame (21) through cylindrical pins (22), and the U-shaped frame (21) is fixedly arranged on the side wall of the box body (1);
cylindrical holes are formed in the U-shaped frame (21) and the supporting handle (19), a plug pin (23) is inserted in each cylindrical hole, a clamping block (20) is arranged below the push-pull rod (18), and the clamping block (20) is arranged on the side wall of the box body (1);
the mounting plate (7) is provided with an inserting groove, the display screen (8) is mounted in the inserting groove, the side wall of the mounting plate (7) is provided with threaded holes, two groups of threaded holes are arranged, fastening bolts (9) are mounted in the threaded holes, and rubber pads are mounted at the ends of the fastening bolts (9);
a guide rod (24) is inserted into the front side wall of the box body (1), a protection block (26) is installed at one end of the guide rod (24), the protection block (26) is a cylindrical rubber block, a second spring (25) is inserted into the guide rod (24), an external thread is formed at the other end of the guide rod (24), and a threaded cover (27) is installed on the thread;
the horizontal angle control assembly comprises a support bar I (51), a positioning pin I (52), a spring I (53), a limiting ring (54) and a positioning hole (55), the positioning hole (55) is formed in the support disc (3), a plurality of groups of positioning holes (55) are arranged, the positioning holes are arrayed uniformly and equidistantly, the support bar I (51) is installed on the side wall of the rotating shaft (5), the positioning pin I (52) is inserted in the support bar I (51), a pull ring is installed at the upper end of the positioning pin I (52), the lower end of the positioning pin I (52) is inserted in the positioning hole (55), the spring I (53) is sleeved on the positioning pin I (52), the limiting ring (54) is arranged below the spring I (53), and the limiting ring (54) is installed at the lower part of the positioning pin I (52);
the horizontal angle control assembly is composed of a second support bar (501), a second positioning pin (502), a third spring (503), a second friction block (504) and an arc-shaped groove (505), the second support bar (501) is installed on the side wall of the rotating shaft (5), the second support bar (501) is provided with the second positioning pin (502) in an inserted mode, the upper end of the second positioning pin (502) is provided with a pull ring, the lower portion of the second positioning pin (502) is sleeved with the third spring (503), the lower end of the second positioning pin (502) is provided with the second friction block (504), the friction block (504) is inserted into the arc-shaped groove (505), the arc-shaped groove (505) is formed in the support plate (3), and the radian of the second friction block (504) is matched with the radian of the arc-shaped groove (505);
the vertical angle control assembly is composed of an arc-shaped block (71), a threaded bolt (72) and a threaded cap (73), the arc-shaped block (71) is installed at the end part of the supporting rod (6), an arc-shaped groove is formed in the arc-shaped block (71), the threaded bolt (72) is inserted in the arc-shaped groove, the threaded bolt (72) is fixedly installed on the side wall of the installation plate (7), and the threaded cap (73) is installed on the end part of the threaded bolt (72) in a threaded mode;
the lifting control structure is composed of a folding frame (11), a movable block (12), a threaded rod (13), a bottom plate (14), a rotating ring (15) and a pedal block (16), wherein the upper end of the folding frame (11) is installed in the middle of the bottom surface of a supporting plate (10), the lower end of the folding frame (11) is rotatably installed on the movable block (12), the movable block (12) is slidably installed on the bottom plate (14), the bottom plate (14) is installed at the bottom of a box body (1), a threaded hole is formed in the movable block (12), the threaded rod (13) is installed on the threads, the two ends of the threaded rod (13) are smooth and rotatably installed on the bottom plate (14), one end part of the threaded rod (13) penetrates through the box body (1) and is provided with the rotating ring (15), the pedal block (16) is installed on the rotating ring (15), and the pedal block (16) is provided with a plurality of groups and is arrayed on the rotating ring (15) in a circular shape, and is uniform and equidistant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111149289.XA CN113883372B (en) | 2021-09-29 | 2021-09-29 | Multimedia equipment that enterprise's exhibition was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111149289.XA CN113883372B (en) | 2021-09-29 | 2021-09-29 | Multimedia equipment that enterprise's exhibition was used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113883372A CN113883372A (en) | 2022-01-04 |
| CN113883372B true CN113883372B (en) | 2023-01-06 |
Family
ID=79007828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111149289.XA Active CN113883372B (en) | 2021-09-29 | 2021-09-29 | Multimedia equipment that enterprise's exhibition was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113883372B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562660B (en) * | 2022-02-23 | 2023-08-15 | 天长市西达克家居有限公司 | General furniture folding support |
| CN114909571B (en) * | 2022-04-08 | 2023-08-29 | 淄博智科电气科技有限公司 | Adjusting structure and automatic control device |
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