CN108716602B - Display support - Google Patents
Display support Download PDFInfo
- Publication number
- CN108716602B CN108716602B CN201810852100.5A CN201810852100A CN108716602B CN 108716602 B CN108716602 B CN 108716602B CN 201810852100 A CN201810852100 A CN 201810852100A CN 108716602 B CN108716602 B CN 108716602B
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- Prior art keywords
- hole
- fixing
- side wall
- connecting piece
- fixed
- Prior art date
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- 210000000245 forearm Anatomy 0.000 claims description 16
- 230000004308 accommodation Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004891 communication Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- 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
- F16M11/14—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction with ball-joint
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a display bracket which comprises a supporting component, an extension arm component, a runner front arm component and a swivel component, wherein one end of the extension arm component is rotatably installed on the supporting component, the runner front arm component is movably connected with the other end of the extension arm component, the swivel component is movably connected with the other end of the runner front arm component, the runner front arm component comprises a left side wall, a right side wall, a rear joint shaft and a front joint shaft, upper covers are arranged at the upper ends of the left side wall and the right side wall, the front joint shaft and the rear joint shaft are respectively arranged at the two ends of the left side wall and the right side wall, and a connecting rod is connected between the front joint shaft and the rear joint shaft. The invention simplifies the structure of the supporting arm, improves the reliability of production and installation, reduces the production cost, prolongs the service life of the product and avoids potential safety hazards.
Description
Technical Field
The invention relates to a display bracket.
Background
Displays are graphical display tools that are often used in people's lives and works. In order to meet different individual demands, the height, elevation angle, rotation and the like of the display are required to be adjusted, but the base matched with the existing display manufacturer is relatively single in function, and the function of multi-azimuth and multi-angle adjustment of the display cannot be realized. For this reason, there are also many professional display manufacturers, and research and development is being conducted in this respect, and there have also been developed a number of display brackets capable of adjusting the height, pitch angle, and left-right rotation angle of the display. At present, the adjustable display bracket adopts a four-bar structure to realize up-and-down swinging adjustment, and an elastic supporting component is required to be arranged in the four-bar structure to strengthen the supporting force of the supporting arm, and meanwhile, the adjusting angle of the four-bar is fixed. In the prior art, the elastic supporting component mostly adopts a gas spring as a force storage mechanism. Because the elasticity of the gas spring is constant, when the display bracket is used for supporting displays with different weights, the display with different weights needs to be adapted by adjusting the arm angle of the gas spring, and therefore, an arm angle adjusting mechanism of the gas spring needs to be arranged, so that the structure of the whole bracket is complex; meanwhile, the service life of the gas spring is short, certain potential safety hazards exist in the use process of the gas spring, and the cost is high. There is therefore a need to develop a new display stand that can solve the above problems.
Disclosure of Invention
The present invention is directed to a display bracket, which solves the above-mentioned problems of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a display support, it includes supporting component, one end rotate install in the extension arm subassembly of supporting component, swing joint in the runner forearm subassembly of the other end of extension arm subassembly and swing joint in the swivel subassembly of the other end of runner forearm subassembly, runner forearm subassembly includes left side wall, right side wall, back joint axle, front joint axle, left side wall with right side wall upper end is provided with the upper cover, left side wall with the both ends of right side wall are provided with front joint axle, back joint axle respectively, be connected with the connecting rod between front joint axle and the back joint axle.
Preferably, the rear joint shaft comprises a first mounting seat and a shaft, the shaft is arranged below the mounting seat and is connected with the mounting seat, first circular arc concave surfaces are arranged on two sides of the mounting seat, first circular arc convex surfaces and second circular arc convex surfaces are respectively arranged on two ends of the left side wall and the right side wall, the first circular arc concave surfaces of the rear joint shaft are just matched with the first circular arc convex surfaces of the left side wall and the right side wall, a first brake block is arranged between the first circular arc convex surfaces and the first circular arc concave surfaces, a first fan-shaped opening is arranged on one side wall of the first mounting seat, a first connecting piece is arranged in a groove of the first fan-shaped opening, and the hinge piece is hinged with one end of the connecting rod through a dowel pin, so that one end of the connecting rod just swings in the range of the first fan-shaped opening; the shaft periphery cover is equipped with the bush, the bush periphery is provided with the second notch, be provided with fixed gasket between bush and the shaft, the bush below is provided with the boss.
Preferably, the left side wall with all seted up first accommodation hole on the first convex surface of right side wall one end, be provided with first gear in the first accommodation hole, be equipped with circumference evenly distributed's arc recess on the outer cylinder of first gear, be provided with the ball in the arc recess, one side of first accommodation hole is provided with first apron, be provided with first brake block between first apron and the first gear, all be provided with the through-hole on apron and the first gear, first set screw passes behind this through-hole and is connected with the first mount pad of back joint axle, still is provided with first gasket on first set screw.
Preferably, the front joint shaft comprises a second installation seat and a fixed block, the fixed block is arranged on one side of the second installation seat and is connected with the second installation seat, second circular arc concave surfaces are arranged on two sides of the second installation seat, the second circular arc concave surfaces of the front joint shaft are just matched with the second circular arc convex surfaces of the left side wall and the right side wall, a second brake block is arranged between the second circular arc convex surfaces and the second circular arc concave surfaces, a second fan-shaped opening is formed in one side wall of the second installation seat, a second connecting piece is arranged in a groove of the second fan-shaped opening, and the second connecting piece is hinged with the other end of the connecting rod through a dowel pin, so that the other end of the connecting rod just swings in the range of the second fan-shaped opening.
Preferably, a second accommodating hole is formed in a second circular arc-shaped convex surface at the other end of the left side wall and the right side wall, a second gear is arranged in the second accommodating hole, a second cover plate is arranged on one side of the second accommodating hole, a second brake block is arranged between the second cover plate and the second gear, through holes are formed in the second cover plate, the second gear and the second brake block, a second fixing screw penetrates through the through holes and then is connected with a second mounting seat of the front joint shaft, and a second gasket is further arranged on the second fixing screw.
Preferably, a fixing block is arranged on the forearm assembly, a containing groove with a U-shaped cross section and used for containing the ball joint connecting piece is arranged in the middle of the fixing block, the shape of an inner cavity of the containing groove is identical with that of the ball joint connecting piece, two communicating outsides arranged on one inner wall surface of the containing groove are matched with the containing holes of the containing groove, a fixing hole is arranged on the other inner wall surface of the containing groove, the ball joint connecting piece is arranged in the containing groove and is connected with the containing hole and the fixing hole Xiang Liantong, a screw rod used for connecting the containing groove is arranged in the containing groove, the ball joint connecting piece is arranged in the containing groove and is screwed into the ball joint connecting piece through the screw rod to fix the ball joint connecting piece, and the screw rod is used for connecting the ball joint connecting piece and the fixing block, so that the ball joint connecting piece can rotate relative to the fixing block.
Preferably, the support component includes base one, base one upper end is equipped with annular projection, base one bottom is equipped with the connecting plate, the connecting plate is "L" shape setting, the connecting plate comprises vertical board and horizontal plate, base one carries out fixed connection through the horizontal plate of dead bolt and connecting plate, be provided with the opening on the vertical board of connecting plate, the opening divide into two with the vertical board of connecting plate, two the vertical board on all be provided with the fixed plate, the fixed plate is "L" shape setting, is provided with the screw hole in the center department of the terminal surface that base one was kept away from to the fixed plate, the screw hole supplies the fixed column rotation to be fixed, be provided with on the fixed column with screw hole screw-thread fit's screw thread, and the one end that base one was kept away from to the fixed column is provided with the handle that is integrative setting, and the cross-section of handle is circular setting, and the fixed column is kept away from the handle is fixed with conflict dish, and conflict dish is oval shape setting, conflict dish is fixed through bolt and fixed column connection, has placed the protection pad on the conflict dish and bolt between conflict dish and bolt, has placed protection pad on the protection pad and the bolt that wear to locate between protection pad and the fixed disk and the fixed pad that the fixed disk is placed between the protection pad and the fixed pad 18 and the fixed pad that has.
Preferably, the extension arm assembly comprises an arm body, a first connecting piece and a second connecting piece are respectively arranged at two ends of the arm body, a first buckle is arranged at the bottom of the arm body, a first mounting hole is formed in the bottom of the first connecting piece, the first mounting hole can accommodate an annular convex column, a notch is formed in the outer edge of the annular convex column, a first positioning hole is formed in the periphery of the first connecting piece, the first positioning hole is communicated with the first mounting hole, the first positioning hole is used for fixing a locking bolt in a rotating mode, the locking bolt is matched with the first notch, the annular convex column stretches into the first mounting hole and is fixed in the first mounting hole through the locking bolt, a second buckle is arranged on one side of the second connecting piece, a second positioning hole for fixing a bolt in a rotating mode is arranged on the other side of the second connecting piece, the second positioning hole is communicated with the second mounting hole, the second mounting hole can accommodate a bushing, the second positioning hole is matched with the first notch and is fixedly arranged in the second bushing through the second mounting hole.
Preferably, the swivel assembly comprises a panel, a ball seat is fixed on the panel through a screw, the ball seat comprises a second base and a first bushing arranged on the second base, an external thread is arranged on the outer edge of the first bushing, an opening for a ball joint connecting piece to enter is formed in the first bushing, a connecting port is formed in the ball joint connecting piece, the upper end and the lower end of the connecting port are provided with a second bushing, the swivel assembly further comprises a fixing seat, a hole is formed in the fixing seat, an internal thread is arranged in the hole, and the internal thread is connected with the external thread of the ball seat.
According to the invention, the ball and the gear are adopted to replace the gas spring assembly to serve as an elastic supporting mechanism of the supporting arm of the display bracket, and the weight of the display is not required to be adapted by adjusting the arm angle of the spring assembly, so that the arm angle adjusting mechanism is not required to be arranged, the structure of the supporting arm is simplified, the reliability of production and installation is improved, the production cost is reduced, the service life of a product is prolonged, and meanwhile, the potential safety hazard is avoided.
Drawings
FIG. 1 is an exploded view of a monitor stand according to the present invention;
FIG. 2 is an exploded view of a front arm assembly of a wheel of a display stand according to the present invention;
FIG. 3 is an exploded view of a support assembly of a monitor stand according to the present invention;
FIG. 4 is an exploded view of an extension arm assembly of a monitor stand according to the present invention;
fig. 5 is an exploded view of a swivel assembly of a monitor stand according to the present invention.
In the accompanying drawings:
1. support assembly 11, first base 12, annular convex column
121. First notch 13, connecting plate 131, horizontal plate
132. Vertical plate 14, fixing screw 15 and fixing plate
151. Screw hole 16, fixing post 161, handle
17. Interference disk 18, fixing bolt 19 and protection pad
2. Extension arm assembly 21, arm body 22, first connector
221. First positioning hole 222, first mounting hole 23, second connecting member
231. Second positioning hole 232, second mounting hole 24, first buckle
25. Second buckle 26, locking bolt 3 and runner forearm assembly
31. Left side wall 32, right side wall 33, and rear joint axis
331. First mount 3311, first circular arc concave surface 3312, and first fan-shaped opening
3313. Dowel 332, shaft 333, bushing
3331. Second notch 334, fixed pad 335, boss
34. Anterior joint shaft 341, second mount 3411, and second arcuate concave surface
3412. Second fan-shaped opening 342, fixed block 3421, and accommodation groove
3422. Accommodating hole 3423, screw 35, and connecting rod
36. Upper cover 37, first arc convex 371 and first brake pad
372. First accommodation hole 373, first gear 3731, and arc-shaped groove
3732. Ball 374, first cover 375, first gasket
376. First fixing screw 38, second circular arc convex surface 381, second brake plate
382. Second accommodation hole 383, second gear 384, second cover plate
385. Second gasket 4, swivel assembly 41, panel
42. Screw 43, ball seat 431 and base II
432. Bush one 433, opening 44, ball joint connector
441. Connecting port 442, bushing two 45 and fixing seat
Detailed Description
The present invention is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the invention and not limiting the scope of the invention.
Referring to fig. 1, a display bracket includes a support assembly 1, an extension arm assembly 2 with one end rotatably mounted on the support assembly 1, a runner forearm assembly 3 movably connected to the other end of the extension arm assembly 2, and a swivel assembly 4 movably connected to the other end of the runner forearm assembly 3, the runner forearm assembly 3 includes a left side wall 31, a right side wall 32, a rear joint shaft 33, and a front joint shaft 34, upper ends of the left side wall 31 and the right side wall 32 are provided with an upper cover 36, two ends of the left side wall 31 and the right side wall 32 are respectively provided with a front joint shaft 34 and a rear joint shaft 33, and a connecting rod 35 is connected between the front joint shaft 34 and the rear joint shaft 33.
Referring to fig. 2, the rear joint shaft 33 of the present invention includes a first mounting seat 331 and a shaft 332, the shaft 332 is disposed below the mounting seat 331 and connected to the mounting seat 331, a first circular arc concave surface 3311 is disposed at two sides of the mounting seat 331, a first circular arc convex surface 37 and a second circular arc convex surface 38 are disposed at two ends of the left side wall 31 and the right side wall 32, the first circular arc concave surface 3311 of the rear joint shaft 33 exactly matches with the first circular arc convex surfaces 37 of the left side wall 31 and the right side wall 32, a first brake pad 371 is disposed between the first circular arc convex surface 37 and the first circular arc concave surface 3311, a first fan-shaped opening 3312 is disposed on a side wall of the first mounting seat 331, a hinge is disposed in a groove of the first fan-shaped opening 3312, and the hinge is hinged with one end of the link 35 through a hinge pin 3313, so that one end of the link 35 can exactly swing within the range of the first fan-shaped opening 3312.
The left side wall 31 with all seted up first accommodation hole 372 on the first convex 37 of right side wall 32 one end, be provided with first gear 373 in the first accommodation hole 372, be equipped with circumference evenly distributed's arc recess 3731 on the outer cylinder of first gear 373, be provided with ball 3732 in the arc recess 3731, one side of first accommodation hole 372 is provided with first apron 374, be provided with first brake block 371 between first apron 374 and the first gear 373, all be provided with the through-hole on apron 374 and the first gear 373, first set screw 376 is connected with the first mount pad 331 of back joint axle 33 after passing this through-hole, still is provided with first gasket 375 on first set screw 376.
The outer periphery of the shaft 332 is sleeved with a bushing 333, a second notch 3331 is arranged on the outer periphery of the bushing 333, a fixed gasket 334 is arranged between the bushing 333 and the shaft 332, and a boss 335 is arranged below the bushing 333.
The front joint shaft 34 includes a second mounting seat 341 and a fixing block 342, the fixing block 342 is disposed on one side of the second mounting seat 341 and is connected with the second mounting seat 341, two sides of the second mounting seat 341 are provided with a second circular arc concave surface 3411, the second circular arc concave surface 3411 of the front joint shaft 34 is just matched with the second circular arc convex surfaces 38 of the left side wall 31 and the right side wall 32, a second brake block 381 is disposed between the second circular arc convex surface 38 and the second circular arc concave surface 3411, a second fan-shaped opening 3412 is disposed on one side wall of the second mounting seat 341, a hinge is disposed in a groove of the second fan-shaped opening 3412, and the hinge is hinged with the other end of the connecting rod 35 through a dowel 3313, so that the other end of the connecting rod 35 can just swing within the range of the second fan-shaped opening 3412.
The second circular arc convex surface 38 at the other end of the left side wall 31 and the right side wall 32 is provided with a second accommodating hole 382, a second gear 383 is arranged in the second accommodating hole 382, one side of the second accommodating hole 382 is provided with a second cover plate 384, a second brake pad 381 is arranged between the second cover plate 384 and the second gear 383, through holes are formed in the second cover plate 384, the second gear 383 and the second brake pad 381, a second fixing screw 386 penetrates through the through holes and is connected with the second mounting seat 341 of the front joint shaft 34, and a second gasket 385 is further arranged on the second fixing screw 386.
The forearm assembly 3 is provided with a fixing block 342, the middle part of the fixing block 342 is provided with a containing groove 3421 with a U-shaped cross section for accommodating the ball joint connecting piece 44, the shape of the inner cavity of the containing groove 3421 is matched with that of the ball joint connecting piece 44, the ball joint connecting piece 44 is guaranteed to rotate at any angle in the containing groove 3421 and not easy to deviate, two containing holes 3422 which are communicated with the outside and are arranged on one inner wall surface of the containing groove 3421 are arranged on the other inner wall surface of the containing groove 3421, a fixing hole is arranged on the other inner wall surface of the containing groove 3421, the ball joint connecting piece 44 is arranged in the containing groove 3421 and is connected with the containing hole 3422 and the fixing hole Xiang Liantong, a screw 3423 for connecting the containing groove 3421 is arranged in the containing groove 3421, the ball joint connecting piece 44 is fixed through screwing in the screw 3423, and the function of the screw 3423 is to connect the ball joint connecting piece 44 with the fixing block 342, so that the ball joint connecting piece 44 can rotate relatively to the fixing block 342.
Referring to fig. 3, the supporting component 1 in this embodiment includes a first base 11, an annular protruding column 12 is disposed at an upper end of the first base 11, a connecting plate 13 is disposed at a bottom end of the first base 11, the connecting plate 13 is disposed in an L shape, the connecting plate 13 is composed of a vertical plate and a horizontal plate, the first base 11 is fixedly connected with the horizontal plate 131 of the connecting plate 13 through a fixing screw 14, an opening is disposed on the vertical plate 132 of the connecting plate 13, the opening divides the vertical plate of the connecting plate 13 into two pieces, fixing plates 15 are disposed on the two vertical plates 132, the fixing plates 15 are disposed in an L shape, a threaded hole 151 is disposed at a center of an end face of the fixing plate 15 far from the first base 11, the threaded hole 151 is used for fixing the fixing column 16 in a rotating manner, threads matched with the threaded hole 151 are disposed on the fixing column 16, a handle 161 integrally disposed with the fixing column 16 is disposed at one end of the fixing column 16 far from the first base 11, and a cross section of the handle 161 is disposed in a circular shape. The fixed column 16 is kept away from the one end of handle 161 and is fixed with conflict dish 17, and conflict dish 17 is oval shape setting, and conflict dish 17 is fixed through bolt 18 and fixed column 16 connection, has placed between conflict dish 17 and bolt 18 and has worn to locate the protection pad 19 on the bolt, has placed the protection pad 19 that wears to locate on the bolt between conflict dish 17 and fixed plate 15, and the friction between bolt 18 and fixed plate 15 and the conflict dish 17 is reduced to a certain extent to the placing of protection pad 19.
Referring to fig. 4, the extension arm assembly 2 in this embodiment includes an arm body 21, two ends of the arm body 21 are respectively provided with a first connecting piece 22 and a second connecting piece 23, a first buckle 24 is installed at the bottom of the arm body 21, a first mounting hole 222 is provided at the bottom of the first connecting piece 22, the first mounting hole 222 can accommodate an annular protruding column 12, a notch 121 is provided at the outer edge of the annular protruding column 12, a first positioning hole 221 is provided at the outer periphery of the first connecting piece 22, the first positioning hole 221 is in communication with the first mounting hole 222, the first positioning hole 221 is provided for the rotation fixation of a locking bolt 26, the locking bolt 26 is matched with the first notch 121, the annular protruding column 12 extends into the first mounting hole 222 and is fixed in the first mounting hole 222 through the locking bolt 26, a second buckle 25 is installed at one side of the second connecting piece 23, a second positioning hole 231 for the rotation fixation of the bolt 26 is installed at the other side of the second connecting piece 23, the second connecting piece 23 is provided with a second positioning hole 232 and is in communication with the second mounting hole 232, and the second positioning hole 333 is matched with the second bushing 333, and the second positioning hole 232 is fixedly installed in the second bushing 333.
Referring to fig. 5, the swivel assembly 4 in this embodiment includes a panel 41, a ball seat 43 is fixed on the panel 41 by a screw 42, the ball seat 43 includes a second base 431 and a first bushing 432 disposed on the second base, an external thread is disposed on an outer edge of the first bushing 432, an opening 433 for the ball connector 44 to enter is disposed on the first bushing 432, a connection port 441 is disposed on the ball connector 44, and two bushings 442 are disposed at upper and lower ends of the connection port 441. The swivel assembly 4 further comprises a fixing seat 45, a hole is formed in the fixing seat 45, an internal thread is arranged in the hole, and the internal thread is connected with an external thread of the ball seat 43.
The working principle of the embodiment is as follows: when the invention is particularly used, the display screen is fixed on the panel 41 of the swivel assembly 4 through screws, the supporting assembly 1 can be fixed at the corner of the tabletop through the fixing column 16 and the abutting disc 17, the ball head connecting piece 44 of the swivel assembly 4 is inserted into the accommodating groove 3421 of the rotating wheel forearm assembly 3 and is clamped and fixed through the screw 3423, so that the swivel assembly 4 together with the display can be well fixed at one end of the rotating wheel forearm assembly 3, the bushing 333 at the other end of the rotating wheel forearm assembly 3 is inserted into the second mounting hole 232 of the extension arm assembly 2 and is clamped and fixed through the locking bolt 26, the rotating wheel forearm assembly 3 is fixed at one end of the extension arm assembly 2, and the first mounting hole 222 at the other end of the extension arm assembly 2 extends into the annular boss 12 of the supporting assembly 1 and is clamped and fixed through the locking bolt 26. When the display needs to be supported, the weight of the display drives the rotating wheel forearm assembly 3 to rotate anticlockwise by a small extent, and drives a plurality of balls to do anticlockwise circular motion, and as the balls 3732 are arranged in the arc-shaped grooves 3731 and the left and right side walls of the gear, the balls 3732 are in contact with the walls of the arc-shaped grooves 3731, and the left and right side walls and the gear are constrained by the balls 3732, so that the supporting force of the supporting arm is obtained; the ball and the gear are adopted to replace the gas spring assembly to serve as an elastic supporting mechanism of the supporting arm of the display bracket, the force arm included angle of the spring assembly is not required to be adjusted to adapt to the weight of the display, and therefore the force arm included angle adjusting mechanism is not required to be arranged, the structure of the supporting arm is simplified, the reliability of production and installation is improved, the production cost is reduced, the service life of a product is prolonged, and meanwhile potential safety hazards are avoided.
While the foregoing describes the illustrative embodiments of the present invention so that those skilled in the art may understand the present invention, the present invention is not limited to the specific embodiments, and all inventive innovations utilizing the inventive concepts are herein within the scope of the present invention as defined and defined by the appended claims, as long as the various changes are within the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a display support, it includes supporting component (1), one end rotate install in extension arm subassembly (2) of supporting component (1), swing joint in runner forearm subassembly (3) of the other end of extension arm subassembly (2) and swing joint in swivel subassembly (4) of the other end of runner forearm subassembly (3), its characterized in that: the front arm assembly (3) of the rotating wheel comprises a left side wall (31), a right side wall (32), a rear joint shaft (33) and a front joint shaft (34), wherein an upper cover (36) is arranged at the upper end of the left side wall (31) and the upper end of the right side wall (32), the front joint shaft (34) and the rear joint shaft (33) are respectively arranged at the two ends of the left side wall (31) and the right side wall (32), a connecting rod (35) is connected between the front joint shaft (34) and the rear joint shaft (33), the rear joint shaft (33) comprises a first mounting seat (331) and a shaft (332), the shaft (332) is arranged below the mounting seat (331) and is connected with the mounting seat (331), a first arc-shaped concave surface (3311) is arranged at the two sides of the mounting seat (331), a first arc-shaped convex surface (37) and a second arc-shaped convex surface (38) are respectively arranged at the two ends of the left side wall (31) and the right side wall (32), a first arc-shaped concave surface (1) of the rear joint shaft (33) is just matched with a first arc-shaped concave surface (31) and a first arc-shaped concave surface (33137) of the first arc-shaped concave surface (3311), a first fan-shaped opening (3312) is formed in one side wall of the first mounting seat (331), a hinge piece is arranged in a groove of the first fan-shaped opening (3312), and the hinge piece is hinged with one end of the connecting rod (35) through a hinge pin (3313), so that one end of the connecting rod (35) can just swing in the range of the first fan-shaped opening (3312); the utility model discloses a novel electric bicycle, including axle (332) and shaft (332), axle (332) periphery cover is equipped with bush (333), bush (333) periphery is provided with second notch (3331), be provided with fixed gasket (334) between bush (333) and axle (332), bush (333) below is provided with boss (335), left side wall (31) with all seted up first accommodation hole (372) on first convex arc (37) of right side wall (32) one end, be provided with first gear (373) in first accommodation hole (372), be equipped with arc recess (3731) of circumference evenly distributed on the outer cylinder of first gear (373), be provided with ball (3732) in arc recess (3731), one side of first accommodation hole (372) is provided with first apron (374), be provided with first brake block (371) between first apron (374) and first gear (373), all be provided with the through-hole on apron (374) and first gear (37), first fixed screw (376) pass behind this through-hole and first convex arc recess (3731) of back and first shaft (33), still be provided with on second side wall (382) fixed gasket (382) on first side wall (37), a second gear (383) is arranged in the second accommodating hole (382), a second cover plate (384) is arranged on one side of the second accommodating hole (382), a second brake block (381) is arranged between the second cover plate (384) and the second gear (383), through holes are formed in the second cover plate (384), the second gear (383) and the second brake block (381), a second fixing screw (386) penetrates through the through holes and then is connected with a second mounting seat (341) of a front joint shaft (34), a second gasket (385) is further arranged on the second fixing screw (386), a fixing block (342) is arranged on the front arm assembly (3), a containing groove (3421) with a U-shaped section and used for containing a ball connecting piece (44) is formed in the middle of the fixing block (342), the inner cavity of the containing groove (3421) is matched with the ball connecting piece (44), two communicated outer parts arranged on one inner wall surface of the containing groove (3421) are connected with the containing groove (3421), a fixing hole (22) is formed in the other inner wall surface (3421) of the containing groove (3421), the fixing block (342) is arranged on the middle of the fixing block (342), the fixing block (342) is provided with a connecting piece (44), the fixing hole (3421) is arranged on the inner wall of the fixing block, the fixing block is arranged on the fixing block, and is arranged on the fixing hole (3, and is arranged on the fixing surface, the ball connecting piece (44) is arranged in the accommodating groove (3421) and is fixed by screwing the screw (3423) into the accommodating groove, and the screw (3423) is used for connecting the ball connecting piece (44) with the fixed block (342) so that the ball connecting piece (44) can rotate relative to the fixed block (342).
2. The monitor stand according to claim 1, wherein the support assembly (1) comprises a first base (11), an annular convex column (12) is arranged at the upper end of the first base (11), a connecting plate (13) is arranged at the bottom end of the first base (11), the connecting plate (13) is arranged in an L shape, the connecting plate (13) is composed of a vertical plate and a horizontal plate (131), the first base (11) is fixedly connected with the horizontal plate (131) of the connecting plate (13) through a fixing screw (14), an opening is arranged on the vertical plate (132) of the connecting plate (13), the opening divides the vertical plate of the connecting plate (13) into two parts, fixing plates (15) are arranged on the two vertical plates (132), the fixing plates (15) are arranged in an L shape, a threaded hole (151) is arranged at the center of the end face of the fixing plate (15) far from the first base (11), the threaded hole (151) is used for fixing the fixing column (16) in a rotating mode, an opening is arranged on the vertical plate (132) and the vertical plate (132) is matched with the threaded hole (131), the fixing column (16) is arranged at one end of the fixing column (16) far from the handle (161) in a round shape, one end that handle (161) was kept away from to fixed column (16) is fixed with conflict dish (17), and conflict dish (17) are oval shape setting, and conflict dish (17) are connected fixedly through bolt (18) and fixed column (16), have placed protection pad (19) of wearing to locate on the bolt between conflict dish (17) and bolt (18), have placed protection pad (19) of wearing to locate on the bolt between conflict dish (17) and fixed plate (15).
3. A monitor bracket according to claim 1, wherein the extension arm assembly (2) comprises an arm body (21), a first connecting piece (22) and a second connecting piece (23) are respectively arranged at two ends of the arm body (21), a first buckle (24) is arranged at the bottom of the arm body (21), a first mounting hole (222) is arranged at the bottom of the first connecting piece (22), the first mounting hole (222) can accommodate an annular protruding column (12), a notch (121) is arranged at the outer edge of the annular protruding column (12), a first positioning hole (221) is arranged at the periphery of the first connecting piece (22), the first positioning hole (221) is communicated with the first mounting hole (222), the first positioning hole (221) is used for rotationally fixing a locking bolt (26), the locking bolt (26) is matched with the first notch (121), the annular protruding column (12) stretches into the first mounting hole (222) and is fixed in the first mounting hole (222) through the locking bolt (26), a second buckle (23) is arranged at the other side of the second connecting piece (23), the second connecting piece (23) is rotatably fixed at one side of the second connecting piece (23), the second positioning hole (231) is communicated with the second mounting hole (232), the second mounting hole (232) can accommodate a bushing (333), a second notch (3331) of the bushing (333) is matched with the locking bolt (26), and the bushing (333) stretches into the second mounting hole (232) and is fixed in the second mounting hole (232) through the locking bolt (26).
4. The display bracket according to claim 1, characterized in that the swivel assembly (4) comprises a panel (41), a ball seat (43) is fixed on the panel (41) through a screw (42), the ball seat (43) comprises a second base (431) and a first bushing (432) arranged on the second base, an external thread is arranged on the outer edge of the first bushing (432), an opening (433) for a ball joint connecting piece (44) to enter is arranged on the first bushing (432), a connecting port (441) is arranged on the ball joint connecting piece (44), a second bushing (442) is arranged at the upper end and the lower end of the connecting port (441), the swivel assembly (4) further comprises a fixing seat (45), a hole is formed in the fixing seat (45), an internal thread is arranged in the hole, and the internal thread is connected with the external thread of the ball seat (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810852100.5A CN108716602B (en) | 2018-07-30 | 2018-07-30 | Display support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810852100.5A CN108716602B (en) | 2018-07-30 | 2018-07-30 | Display support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108716602A CN108716602A (en) | 2018-10-30 |
| CN108716602B true CN108716602B (en) | 2023-09-08 |
Family
ID=63913807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810852100.5A Active CN108716602B (en) | 2018-07-30 | 2018-07-30 | Display support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716602B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109210343B (en) * | 2018-11-02 | 2023-10-20 | 利亚德光电股份有限公司 | Triaxial connecting piece for mirror-face backdrop LED display screen |
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| CN108167614A (en) * | 2017-12-27 | 2018-06-15 | 郑州赫恩电子信息技术有限公司 | A kind of mechanical equipment support device being moved easily |
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|---|---|---|---|---|
| CH625057A5 (en) * | 1978-03-28 | 1981-08-31 | Contraves Ag | Adjustable stand for an optical observing instrument |
| JPH0542595U (en) * | 1991-11-19 | 1993-06-08 | チエン‐ペイ、シエン | Curtain lift |
| CN101702050A (en) * | 2009-11-12 | 2010-05-05 | 江苏科技大学 | 6-DOF (degree of freedom) gravity balanced operating microscope frame |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108716602A (en) | 2018-10-30 |
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