CN111412352B

CN111412352B - Display connection mechanism

Info

Publication number: CN111412352B
Application number: CN202010231950.0A
Authority: CN
Inventors: 陆海荣; 袁硌
Original assignee: Nantong Jiuzheng Ergonomic Co ltd
Current assignee: Nantong Jiuzheng Ergonomic Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-04-13
Anticipated expiration: 2040-03-27
Also published as: CN111412352A

Abstract

The invention belongs to the technical field of display connecting mechanisms, and particularly relates to a display connecting mechanism, which comprises: the device comprises a supporting mechanism, an extension arm mechanism, a lifting arm mechanism and a connector mechanism; the supporting mechanism is rotatably connected with the extension arm mechanism through a lower shaft seat; the extension arm mechanism is rotatably connected with the lifting arm mechanism through a middle shaft seat; the lifting arm mechanism is rotatably connected with the connector mechanism through an upper shaft seat; the lifting arm mechanism comprises an upper arm body, a lower arm body and a driving cylinder, the upper arm body, an upper shaft seat, the lower arm body and a middle shaft seat are sequentially connected to form a parallel four-bar linkage structure, a cavity for accommodating the driving cylinder is arranged between the upper arm body and the lower arm body, two sides of the driving cylinder are respectively rotatably connected with the upper shaft seat and the middle shaft seat, and the distance between the upper shaft seat and the middle shaft seat is changed through stretching. According to the invention, the height of the display is effectively adjusted through the four-bar linkage structure among the upper arm body, the upper shaft seat, the lower arm body and the middle shaft seat, so that a user can conveniently use the display, and the display is more convenient and flexible.

Description

Display connection mechanism

Technical Field

The invention belongs to the technical field of display connecting mechanisms, and particularly relates to a display connecting mechanism.

Background

With the advancement of technology and the popularization of networks, for some users who need to use multiple computer monitors simultaneously, the conventional monitor connection mechanism cannot meet the requirements. The display connecting mechanism for supporting the display is ideally used for a user to conveniently use the display, and the position of the display can be changed according to the self condition or the use environment of the user, however, most of the current display connecting mechanism structures are only suitable for adjusting the horizontal angle of the display, and the adjustment of the height direction of the display is difficult to realize.

In view of the above, the inventor of the present invention has made extensive research and innovation based on practical experience and professional knowledge in engineering application of such products for many years, and has combined with the application of theory, in order to create a display connection mechanism, which is more practical.

Disclosure of Invention

The problem to be solved by the present invention is to provide a display connection mechanism, thereby solving the problems in the background art.

In order to achieve the purpose, the invention adopts the technical scheme that:

a display attachment mechanism comprising: the device comprises a supporting mechanism, an extension arm mechanism, a lifting arm mechanism and a connector mechanism;

the supporting mechanism is rotatably connected with the extension arm mechanism through a lower shaft seat, and the rotating shaft is vertical; the extension arm mechanism and the lifting arm mechanism are rotatably connected through a middle shaft seat, and the rotating shaft is vertical; the lifting arm mechanism is rotatably connected with the connector mechanism through an upper shaft seat, and the rotating shaft is in a vertical direction;

the lifting arm mechanism comprises an upper arm body, a lower arm body and a driving cylinder, the upper arm body, an upper shaft seat, the lower arm body and a middle shaft seat are sequentially connected to form a parallel four-bar linkage structure, a cavity for accommodating the driving cylinder is arranged between the upper arm body and the lower arm body, two sides of the driving cylinder are respectively rotatably connected with the upper shaft seat and the middle shaft seat, and the distance between the upper shaft seat and the middle shaft seat is changed through stretching.

Furthermore, the lifting arm mechanism also comprises a threading frame connected with the lower arm body and used for fixing and guiding the wiring harness;

the wire threading frame is provided with a through groove body for the wire harness to penetrate through, at least two connecting grooves are arranged on the connecting side wall of the through groove body, and each connecting groove comprises an arc groove body and a guide groove body; the lower arm body is provided with two threaded holes, a screw structure is fixed in each threaded hole, the guide groove body supplies the screw structure to enter, and the threading frame is guided to the position where the arc groove body is attached to the screw structure.

Furthermore, the connector mechanism comprises a panel, a connecting sleeve and a U-shaped frame, the connecting sleeve is fixedly connected with the upper shaft base and is rotatably connected with the U-shaped frame, and the rotating shaft is horizontally arranged; the U-shaped frame is fixedly connected with the panel, and the panel is used for installing the display.

Further, the connecting sleeve comprises a first horizontal portion, a second horizontal portion and an arc body portion, wherein the first horizontal portion and the second horizontal portion are arranged in parallel and are respectively connected with two edges of an arc opening of the arc body portion, the at least local extending range of the first horizontal portion is larger than the extending range of the second horizontal portion, the first horizontal portion exceeds the second horizontal portion, the upper shaft seat is fixedly connected with the U-shaped frame, the U-shaped frame is rotatably connected with the arc body portion through a rotating shaft, a tightening bolt is arranged between the first horizontal portion and the second horizontal portion, and the arc body portion is adjusted through the tightening bolt.

Further, the rotating shaft comprises a main shaft body attached to the arc body part, cylindrical parts and tightening screws, wherein the cylindrical parts and the tightening screws are respectively located at two ends of the main shaft body, the U-shaped frame is arranged between the cylindrical parts and the tightening screws, and the main shaft body is at least attached to the convex edge of one side of the U-shaped frame through the prism.

Further, extension arm mechanism is including last casing, lower casing and the light-emitting component of connecting from top to bottom, it is right to go up to be provided with on the casing be used for the cavity that light-emitting component carries out the installation, the cavity both sides are provided with and link up go up the inside and outside clearance of casing, light-emitting component includes first light strip and light strip apron, first light strip is arranged in the light strip apron, light strip apron embedding sets up in the cavity, and the both ends card respectively establishes in the clearance.

Furthermore, one end of the light-emitting strip cover plate is provided with a guide protrusion, the end face of the guide protrusion, which is in contact with the upper shell, is a guide surface inclined downwards, and the guide protrusion is clamped in the gap.

Further, go up the casing orientation the equal downwardly extending in both sides of casing one end down is equipped with the L type stopper that a plurality of openings set up outwards, the orientation of casing down the equal inwardly extending in both sides of last casing one end has the sand grip, the stopper with the sand grip corresponds the block setting in proper order, and the front end that is located the front side sand grip for lower axle bed or well axle bed has spacing, and the rear end position that is located the back side sand grip has inside sunken recess, and is located the rear side have on the stopper with the arch that the recess corresponds the setting.

Further, a cylindrical countersunk head hole site is arranged on the upper shell, and a prismatic countersunk head hole site is arranged on the lower shell; the upper shell and the lower shell are connected through the following connecting structure: the connection structure includes special-shaped bolt and special-shaped nut, special-shaped bolt include with the prismatic nut of prismatic countersunk head hole site laminating, and with the screw rod that prismatic nut is connected, the screw rod run through to in the cylindrical countersunk head hole site, prismatic nut with be provided with first spring between the prismatic countersunk head hole site bottom, be provided with the second spring in the cylindrical countersunk head hole site, the open end of cylindrical countersunk head hole site is provided with the spacing ring, follow on the spacing ring cylindrical countersunk head hole site axial is provided with at least one and link up the passageway, and for cylindrical countersunk head hole site inside with link up the parallel aequilate of passageway and be provided with the draw-in groove, the opposite sex nut include with the outer wall of spacing ring laminating and set up in on the outer wall with link up the gib block of passageway adaptation.

Further, the supporting mechanism comprises an upper supporting shell and a lower supporting shell, the lower shaft seat penetrates through the upper supporting shell and is connected with the lower supporting shell, diffuser plates are outwards arranged on two sides of the upper end of the lower supporting shell, second light-emitting strips are connected to two sides of the lower end of the upper supporting shell in a clamped mode, the second light-emitting strips are arranged above the corresponding diffuser plates, the upper supporting shell and the lower supporting shell are fixedly connected through threads, and the diffuser plates are connected with the lower supporting shell through threads.

Through the technical scheme, the invention has the beneficial effects that:

according to the invention, the rotating connection between the support mechanism and the extension arm mechanism, the rotating connection between the extension arm mechanism and the lifting arm mechanism, and the rotating connection between the lifting arm mechanism and the connector mechanism are realized through the rotating shafts arranged in the vertical direction, so that the horizontal angle of the display fixed on the connector mechanism is realized, and for the horizontal height of the display, the horizontal angle is effectively realized through the four-bar structure among the upper arm body, the upper shaft seat, the lower arm body and the middle shaft seat, so that a user can conveniently use the display, and the display is more convenient and flexible.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a display connection mechanism according to the present invention;

FIG. 2 is a schematic exploded view of the lift arm mechanism;

FIG. 3 is a schematic view of the lift arm mechanism in a first operating state;

FIG. 4 is a schematic view of the lift arm mechanism in a second operating state;

FIG. 5 is a schematic view of the connection between the threading frame and the lower arm of the lifting arm mechanism;

FIG. 6 is a schematic exploded view of the connector mechanism;

FIG. 7 is a schematic disassembled view of the extension arm mechanism;

FIG. 8 is a schematic view of a light emitting device;

FIG. 9 is a schematic structural view of the upper housing;

FIG. 10 is a schematic view of a local connection between a limiting block and a protruding strip in the extension arm mechanism;

FIG. 11 is a partial schematic view of the upper and lower housings being connected by a connecting structure;

FIG. 12 is an enlarged view of a portion of FIG. 11 at A;

FIG. 13 is a schematic structural view of the support mechanism;

reference numerals: 1-supporting mechanism, 2-extension arm mechanism, 3-lifting arm mechanism, 4-connector mechanism, 5-lower shaft seat, 6-middle shaft seat, 7-upper shaft seat, 11-upper supporting shell, 12-lower supporting shell, 13-second light-emitting strip, 14-connecting plate, 15-fixing plate, 16-screwing screw, 17-diffusion plate, 21-upper shell, 22-lower shell, 23-strip-shaped hole, 24-baffle, 25-chamber, 26-gap, 27-first light-emitting strip, 28-light-emitting strip cover plate, 29-guide projection, 210-limit hole, 211-convex strip, 212-limit body, 213-groove, 214-projection, 215-reinforcing rib, 216-cylindrical countersunk head hole position, 217-prismatic countersunk head hole position, 218-special-shaped bolt, 219-first spring, 220-second spring, 221-spacing ring, 222-special-shaped nut, 223-through channel, 224-clamping groove, 225-guide strip, 31-upper arm body, 32-lower arm body, 33-driving cylinder, 34-cavity, 35-threading frame, 36-threaded hole, 37-connecting groove and 371-arc groove body, 372-a guide groove body, 41-a panel, 42-a connecting sleeve, 421-a first horizontal part, 422-a second horizontal part, 423-a circular arc body part, 43-a clamping bolt, 44-a U-shaped frame, 45-a rotating shaft, 451-a cylindrical part, 452-a prism body, 453-a tightening screw, 46-a round hole, 47-a rectangular hole and 48-a shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

This embodiment is written in a progressive manner.

As shown in fig. 1 and 2, a display attachment mechanism includes: the device comprises a supporting mechanism 1, an extension arm mechanism 2, a lifting arm mechanism 3 and a connector mechanism 4; the supporting mechanism 1 is rotatably connected with the extension arm mechanism 2 through a lower shaft seat 5, and the rotating shaft is vertical; the extension arm mechanism 2 is rotatably connected with the lifting arm mechanism 3 through a middle shaft seat 6, and the rotating shaft is vertical; the lifting arm mechanism 3 is rotatably connected with the connector mechanism 4 through an upper shaft seat 7, and the rotating shaft is vertical; the lifting arm mechanism 3 comprises an upper arm body 31, a lower arm body 32 and a driving cylinder 33, the upper arm body 31, an upper shaft seat 7, the lower arm body 32 and a middle shaft seat 6 are sequentially connected to form a parallel four-bar linkage structure, a cavity 34 for accommodating the driving cylinder 33 is arranged between the upper arm body 31 and the lower arm body 32, two sides of the driving cylinder 33 are respectively rotatably connected with the upper shaft seat 7 and the middle shaft seat 6, and the distance between the upper shaft seat 7 and the middle shaft seat 6 is changed through extension and contraction.

In the invention, the support mechanism 1 is rotationally connected with the extension arm mechanism 2, the extension arm mechanism 2 is rotationally connected with the lifting arm mechanism 3, and the lifting arm mechanism 3 is rotationally connected with the connector mechanism 4, so that the horizontal angle of the display fixed on the connector mechanism 4 is realized through a rotating shaft arranged in the vertical direction; in the present invention, in the process of extending and retracting the driving cylinder 33, the connecting line between two rotation points of the upper arm base 7 and the connecting line between two rotation points of the middle shaft base 6 are always parallel, and only the distance is changed, in the process of changing the distance, the angle between the connecting line between two rotation points of the upper arm body 31 and the connecting line between two rotation points of the lower arm body 32 is changed, so as to drive the height change of the connecting head mechanism 4 connected with the upper shaft base 7, the driving cylinder 33 selects the model which changes the extending and retracting state when the external force is greater than the set value, when only bearing the weight of the display and the structure, the height is not enough to change, only when the operator intervenes and the force exceeds the set value, the height state of the display can be changed.

As shown in fig. 5, the lift arm mechanism 3 further includes a wire-threading frame 35 connected to the lower arm body 32 for fixing and guiding the wire harness; the threading frame 35 is provided with a through groove body for the threading of the wiring harness, at least two connecting grooves 37 are arranged on the connecting side wall of the through groove body, and each connecting groove 37 comprises an arc groove body 371 and a guide groove body 372; be provided with two screw holes 36 on the lower arm body 32, the screw hole 36 internal fixation has the screw structure, and guide groove body 372 supplies the screw structure to get into to lead to the position of threading frame 35 to circular arc cell body 371 and the laminating of screw structure. In the process of installing threading frame 35, can be at first at two screw hole 36 internal fixation screw structures, the fixing at this moment is pre-positioning, need to restrict the screw in degree of depth of screw structure, correspond two guide groove bodies 372 and two screw structures and make after the screw structure runs through guide groove body 372, connect lateral wall and the laminating of lower arm body 32, move threading frame 35 along the direction of guide groove body 372 this moment, make the screw structure of screwing after circular arc cell body 371 and the laminating of screw structure, can realize the installation of threading frame 35. This preferred scheme reduces because of the machining error between each screw hole 36, or the installation degree of difficulty that the dimensional error of threading frame 35 etc. brought, saves man-hour and reduces the human cost.

Wherein, also can set up one of them guide groove body 372 into at the open structural style in threading frame 35 edge, form open structure promptly on the lateral wall of threading frame 35 and supply the entering of screw structure, in the implementation, the diameter of preferred circular arc cell body 371 is the same with the external diameter of screw hole 36 to guarantee better laminating, make the mounted position of threading frame 35 more accurate.

The connector mechanism 4 comprises a panel 41, a connecting sleeve 42 and a U-shaped frame 44, wherein the connecting sleeve 42 is fixedly connected with the upper shaft base 7 and is rotatably connected with the U-shaped frame 44, and the rotating shaft is horizontally arranged; the U-shaped frame 44 is fixedly connected to the panel 41, and the panel 41 is used for mounting the display. In the preferred embodiment, as shown in fig. 6, an optimized scheme that the display can rotate around the horizontal rotating shaft is provided, so that the adjustment of the pitch angle of the display is realized, and more flexible and diversified use scenes are obtained.

The connecting sleeve 42 comprises a first horizontal part 421, a second horizontal part 422 and an arc body part 423, the first horizontal part 421 and the second horizontal part 422 are arranged in parallel and are respectively connected with two edges of an arc opening of the arc body part 423, at least a partial extending range of the first horizontal part 421 is larger than that of the second horizontal part 422, a part of the first horizontal part 421, which exceeds the second horizontal part 422, is fixedly connected with the upper shaft seat 7, the U-shaped frame 44 is rotatably connected with the arc body part 423 through a rotating shaft 45, a tightening bolt 43 is arranged between the first horizontal part 421 and the second horizontal part 422, and the locking force of the arc body part 423 on the rotating shaft 45 is adjusted through the tightening bolt 43.

In the preferred embodiment, the panel 41 rotates around the rotating shaft of the rotating shaft 45, and when the angle needs to be adjusted, the force of the clamping bolt 43 on the first horizontal part 421 and the second horizontal part 422 can be reduced, so that the distance between the first horizontal part 421 and the second horizontal part 422 is increased, the holding force of the arc body 423 on the rotating shaft 45 is reduced, and the rotating shaft and the U-shaped frame 44 rotate to drive the panel 41 to rotate, thereby realizing the adjustment of the angle; when the adjustment is completed, the force of the tightening bolt 43 on the first horizontal portion 421 and the second horizontal portion 422 is readjusted, so that the adjustment is convenient and fast, and the fixation is effective.

The rotating shaft 45 includes a main shaft body attached to the arc body 423, and a cylindrical portion 451 and a tightening screw 453 respectively located at both ends of the main shaft body, and the U-shaped frame 44 is disposed between the cylindrical portion 451 and the tightening screw 453, wherein the main shaft body is attached to at least one side of the U-shaped frame 44 through the prism 452.

With continued reference to fig. 6, a structural form is provided in which the convex edge of the spindle body is attached to one side of the U-shaped frame 44 through the prism 452, and the other side of the U-shaped frame 44 is attached to the other side of the U-shaped frame 44 through the cylinder, wherein, taking the prism 452 as a rectangular body as an example, a rectangular hole 47 is adapted to the rectangular body on one side of the U-shaped frame 44, so as to drive the U-shaped frame 44 to rotate in the rotation process of the rotating shaft 45, and a circular hole 46 can be formed on the other side of the U-shaped frame; the tightening screw 453 is separated from the main shaft body, and then the main shaft body can be detached and mounted. In order to improve the aesthetic appearance of the entire display connection mechanism, a housing 48 may be provided at each end of the U-shaped frame 44.

Along with the acceleration of life rhythm, the condition of handling official business at night is more and more, and the electricity competition trade is more and more popularized, more and more users carry out the light repacking to parts such as computer keyboard, display coupling mechanism, mouse, display host computer, satisfy the user demand at night and improve the attractiveness of product, and display coupling mechanism on the present market all does not install the effect of light additional, the user presss from both sides on display coupling mechanism or computer display through pressing from both sides formula light source ware usually, but the light source irradiation range of this kind of mode is more restricted, and the emission nature is weak. In order to solve the above-mentioned problems,

extension arm mechanism 2 is including last casing 21, lower casing 22 and the light-emitting component of connecting from top to bottom, goes up and is provided with the cavity 25 that is used for installing the light-emitting component on the casing 21, and the cavity 25 both sides are provided with and link up the inside and outside clearance 26 of last casing 21, and the light-emitting component includes first light strip 27 and light strip apron 28, and light strip apron 28 is arranged in to first light strip 27, and light strip apron 28 embedding sets up in cavity 25, and the both ends card respectively establishes in clearance 26. As shown in FIG. 7, the light emitting assembly is not only detachably mounted, but also firmly and reliably connected. Wherein, the cavity 25 can be formed by the upper end surface of the upper shell 21 being recessed inwards to form the strip-shaped hole 23, and the strip-shaped hole 23 is sealed by the baffle plate 24. As a preferable example of the above embodiment, as shown in fig. 8, one end of the light bar cover 28 has a guide protrusion 29, an end surface of the guide protrusion 29 contacting the upper case 21 is a guide surface inclined downward, and the guide protrusion 29 is engaged in the gap 26. Guide protrusion 29 makes light bar apron 28 be convenient for install on light bar apron 28, has certain guidance quality during the installation, and back in light bar apron 28 installed to cavity 25, guide protrusion 29 blocks again in the clearance 26 of baffle 24 side, plays limiting displacement, connects firmly simple to operate.

In this embodiment, a plurality of ribs 215 are respectively disposed on two end surfaces of the inner side of the upper housing 21 below the baffle 24, so as to improve the structural strength of the upper housing 21.

The present invention provides two connection modes of the upper shell 21 and the lower shell 22:

the first method is as follows: snap-in connection

As shown in fig. 9 and 10, a plurality of L-shaped stoppers 210 with outward openings are respectively disposed on two sides of one end of the lower housing 22 of the upper housing 21, a protruding strip 211 is respectively disposed on two sides of one end of the lower housing 22 of the upper housing 21, the stoppers 210 and the protruding strips 211 are sequentially and correspondingly engaged, a stopper 212 is disposed at a front end of the protruding strip 211 opposite to the lower shaft seat 5 or the middle shaft seat 6, a concave groove 213 is disposed at a rear end of the protruding strip 211, and a protrusion 214 corresponding to the concave groove 213 is disposed on the stopper 210.

When the upper shell 21 is fastened with the lower shell 22, the upper shell 21 and the lower shell 22 are placed in the vertical direction correspondingly, and the limiting blocks 210 are staggered with the corresponding end faces of the convex strips 211 in the front-back direction, so that the limiting blocks 210 are placed at the rear sides of the convex strips 211, the upper shell 21 is horizontally moved until the protrusions 214 on the limiting blocks 210 are clamped in the grooves 213 on the convex strips 211, meanwhile, the limiting bodies 212 positioned at the front ends of the front convex strips 211 prevent the upper shell 21 from continuously moving forwards, the upper shell 21 and the lower shell 22 are limited and fixed in the front-back direction, the limiting blocks 210 are fastened with the convex strips 211 to limit and fix the upper shell 21 and the lower shell 22 in the vertical direction, when the upper shell 21 is detached, a large force is applied in the opposite direction to the mounting direction to horizontally move the upper shell 21, the upper shell 21 is separated from the.

Mode two, connecting piece connection

As shown in fig. 11 and 12, the upper housing 21 is provided with a cylindrical countersink hole site 216 and the lower housing 22 is provided with a prismatic countersink hole site 217; the upper case 21 and the lower case 22 are connected by the following connection structure: the connecting structure comprises a special-shaped bolt 218 and a special-shaped nut 222, the special-shaped bolt 218 comprises a prismatic nut attached to a prismatic countersunk head hole 217 and a screw connected with the prismatic nut, the screw penetrates into a cylindrical countersunk head hole 216, a first spring 219 is arranged between the prismatic nut and the bottom of the prismatic countersunk head hole 217, a second spring 220 is arranged in the cylindrical countersunk head hole 216, a limit ring 221 is arranged at the open end of the cylindrical countersunk head hole 216, at least one through channel 223 is axially arranged on the limit ring 221 along the cylindrical countersunk head hole 216, a clamping groove 224 is formed in the cylindrical countersunk head hole 216 and parallel to the through channel 223 in an equal width mode, the special-shaped nut 222 comprises an outer wall attached to the limit ring 221 and a guide strip 225 arranged on the outer wall and adapted to the through channel 223.

The connection structure provided in this embodiment aims to make the upper housing 21 and the lower housing 22 separated more conveniently, and does not use an external tool, so as to realize more convenient daily use and maintenance, and especially, more convenient and faster to the installation and detachment of the light emitting assembly. In order to make the cylindrical countersunk hole 216 and the prismatic countersunk hole 217 more symmetrical, it is preferable to set corresponding positioning structures on the upper housing 21 and the lower housing 22, including the cooperation of the pin body and the hole, the cooperation of the protrusion and the groove, and so on, to achieve the above objectives. After the two positions are aligned, the first spring 219 can be placed in the prismatic countersunk head hole 217, the special-shaped bolt 218 penetrates through the first spring 219 to be installed in the hole, the screw rod penetrates into the cylindrical countersunk head hole 216, the second spring 220 is placed in the cylindrical countersunk head hole 216, and the limiting ring 221 is installed at the opening end of the cylindrical countersunk head hole 216, wherein the limiting ring 221 can be installed in a sticking mode or a welding mode, and the dismounting process does not exist in the use process after the mounting.

When the upper shell 21 and the lower shell 22 need to be connected, the special-shaped bolt 218 is only needed to be pressed to enable the screw to extend out of the cylindrical countersunk hole 216, the special-shaped nut 222 can be rotated to enable the special-shaped bolt to be in threaded connection with the screw, finally the guide strip 225 is located at the position corresponding to the through channel 223, the special-shaped bolt 218 is relieved from being pressed at the moment, the special-shaped bolt 222 is pressed reversely to enable the special-shaped bolt to enter the cylindrical countersunk hole 216 along the through channel 223, a force-receiving portion may be provided thereon, which may be engaged by rotation of the force-receiving portion to snap into the slot 224, wherein, the stress part can be a convex structure protruding out of the surface, in the process, because the rotation quantity is small and the elastic force of the spring exists, the force required for rotation is therefore also small, and can be achieved manually without external tools, finally resulting in an effective fixing of the upper and

lower shells

21, 22 under the bidirectional compression of the two springs. The same is also simple during the removal process, by first pressing and turning the alien nut 222 and pressing the alien bolt 218 when it reaches the position of the through passage 223, the removal of the alien nut 222 outside the housing is facilitated.

Preferably, the supporting mechanism 1 includes an upper supporting housing 11 and a lower supporting housing 12, the lower shaft seat 5 penetrates through the upper supporting housing 11 and is connected to the lower supporting housing 12, two sides of the upper end of the lower supporting housing 12 are both provided with a diffusion plate 17, two sides of the lower end of the upper supporting housing 11 are connected to the second light-emitting strips 13 in a clamping manner, the second light-emitting strips 13 are disposed above the corresponding diffusion plate 17, the upper supporting housing 11 and the lower supporting housing 12 are fixed by threaded connection, and the diffusion plate 17 and the lower supporting housing 12 are connected by threaded connection.

The first light-emitting strip 27 is arranged on the upper shell 21 of the extension arm mechanism 2, the second light-emitting strip 13 is arranged on the lower support shell 12 of the support mechanism 1, the light source of the second light-emitting strip 13 is fixed on the support mechanism 1, the light source of the first light-emitting strip 27 rotates along with the rotation of the extension arm mechanism 2 along with the rotation of the display, the divergence of the light source is strong, the use effect at night is good, the light effect of changing the light color especially for users participating in electric competition activities at night absolutely meets the requirements of beauty, cool and dazzling, meanwhile, the first light-emitting strip 27 of the light-emitting assembly can be embedded on the upper shell 21 through the light-emitting strip cover plate 28, the disassembly is realized, the connection is firm, the first light-emitting strip 27 and the second light-emitting strip 13 can adopt monochromatic light, also can adopt the gradual change five-color light, according to the use requirements of the client, the monochromatic light-emitting strips, the gradually changed colorful light meets the beautiful requirement of the users of the electronic contest.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A display attachment mechanism, comprising: the device comprises a supporting mechanism (1), an extension arm mechanism (2), a lifting arm mechanism (3) and a connector mechanism (4);

the supporting mechanism (1) is rotatably connected with the extension arm mechanism (2) through a lower shaft seat (5), and the rotating shaft is vertical; the extension arm mechanism (2) is rotatably connected with the lifting arm mechanism (3) through a middle shaft seat (6), and the rotating shaft is vertical; the lifting arm mechanism (3) is rotatably connected with the connector mechanism (4) through an upper shaft seat (7), and the rotating shaft is vertical;

the lifting arm mechanism (3) comprises an upper arm body (31), a lower arm body (32) and a driving cylinder (33), the upper arm body (31), an upper shaft seat (7), the lower arm body (32) and a middle shaft seat (6) are sequentially connected to form a parallel four-bar linkage structure, a cavity (34) for accommodating the driving cylinder (33) is arranged between the upper arm body (31) and the lower arm body (32), two sides of the driving cylinder (33) are respectively in rotating connection with the upper shaft seat (7) and the middle shaft seat (6), and the distance between the upper shaft seat (7) and the middle shaft seat (6) is changed through extension and retraction;

the extension arm mechanism (2) comprises an upper shell (21), a lower shell (22) and a light-emitting assembly which are connected up and down, wherein a cavity (25) used for installing the light-emitting assembly is arranged on the upper shell (21), gaps (26) penetrating through the inside and the outside of the upper shell (21) are formed in two sides of the cavity (25), the light-emitting assembly comprises a first light-emitting strip (27) and a light-emitting strip cover plate (28), the first light-emitting strip (27) is arranged in the light-emitting strip cover plate (28), the light-emitting strip cover plate (28) is embedded in the cavity (25), and two ends of the light-emitting strip cover plate are respectively clamped in the gaps (26);

a cylindrical countersunk head hole site (216) is arranged on the upper shell (21), and a prismatic countersunk head hole site (217) is arranged on the lower shell (22); the upper shell (21) and the lower shell (22) are connected through the following connecting structure: the connecting structure comprises a special-shaped bolt (218) and a special-shaped nut (222), the special-shaped bolt (218) comprises a prismatic nut which is attached to the prismatic countersunk head hole site (217) and a screw which is connected with the prismatic nut, the screw penetrates into the cylindrical countersunk head hole site (216), a first spring (219) is arranged between the prismatic nut and the bottom of the prismatic countersunk head hole site (217), a second spring (220) is arranged in the cylindrical countersunk head hole site (216), a limit ring (221) is arranged at the opening end of the cylindrical countersunk head hole site (216), at least one through channel (223) is axially arranged on the limit ring (221) along the cylindrical countersunk head hole site (216), and a clamping groove (224) is arranged in the cylindrical countersunk head hole site (216) and parallel to the through channel (223) in an equal width way, the special-shaped nut (222) comprises an outer wall attached to the limiting ring (221) and a guide strip (225) arranged on the outer wall and matched with the through channel (223);

after the upper shell (21) and the lower shell (22) are aligned, firstly, the first spring (219) is placed in a prismatic countersunk head hole (217), the special-shaped bolt (218) penetrates through the first spring (219) to be installed in the prismatic countersunk head hole (217), the screw rod is arranged in the cylindrical countersunk head hole (216) in a penetrating mode, the second spring (220) is placed in the cylindrical countersunk head hole (216), and a limit ring (221) is installed at the opening end of the cylindrical countersunk head hole (216); when the upper shell (21) and the lower shell (22) are required to be connected, the special-shaped bolt (218) is only required to be pressed to enable the screw to extend out of the cylindrical countersunk head hole (216), the special-shaped nut (222) can be rotated to enable the special-shaped nut to be in threaded connection with the screw, finally the guide strip (225) is positioned at the position corresponding to the through channel (223), the special-shaped bolt (218) is relieved from being pressed at the moment, the special-shaped nut (222) is reversely pressed to enable the special-shaped bolt to enter the cylindrical countersunk head hole (216) along the through channel (223), a stress part is arranged on the special-shaped bolt, and the special-shaped bolt is enabled to be clamped into the clamping groove (224) through appropriate rotation through the rotation of the stress part.

2. The monitor connecting mechanism according to claim 1, wherein the lifting arm mechanism (3) further comprises a threading frame (35) connected to the lower arm body (32) for fixing and guiding the wire harness;

the wire threading frame (35) is provided with a through groove body for the wire harness to penetrate through, at least two connecting grooves (37) are arranged on the connecting side wall of the through groove body, and each connecting groove (37) comprises an arc groove body (371) and a guide groove body (372); be provided with two screw holes (36) on the lower arm body (32), screw hole (36) internal fixation has the screw structure, guide groove body (372) supply the screw structure gets into, and will threading frame (35) lead to circular arc cell body (371) with the position of screw structure laminating.

3. The display connecting mechanism according to claim 1, wherein the connector mechanism (4) comprises a panel (41), a connecting sleeve (42) and a U-shaped frame (44), the connecting sleeve (42) is fixedly connected with the upper shaft seat (7) and rotatably connected with the U-shaped frame (44), and the rotating shaft is horizontally arranged; the U-shaped frame (44) is fixedly connected with the panel (41), and the panel (41) is used for mounting the display.

4. The monitor connecting mechanism according to claim 3, wherein the connecting sleeve (42) comprises a first horizontal portion (421), a second horizontal portion (422) and a circular arc body portion (423), the first horizontal portion (421) and the second horizontal portion (422) are arranged in parallel, and are respectively connected with two edges of the circular arc opening of the circular arc body part (423), the extension range of at least part of the first horizontal part (421) is larger than that of the second horizontal part (422), and the part of the first horizontal part (421) exceeding the second horizontal part (422) is fixedly connected with the upper shaft seat (7), the U-shaped frame (44) is rotationally connected with the arc body part (423) through a rotating shaft (45), a clamping bolt (43) is arranged between the first horizontal part (421) and the second horizontal part (422), the locking force of the arc body part (423) to the rotating shaft (45) is adjusted by the clamping bolt (43).

5. The display connection mechanism according to claim 4, wherein the shaft (45) comprises a main shaft body attached to the circular arc body portion (423), and a cylindrical portion (451) and a tightening screw (453) respectively located at both ends of the main shaft body, the U-shaped frame (44) is disposed between the cylindrical portion (451) and the tightening screw (453), and the main shaft body is attached to at least one side of the U-shaped frame (44) through a prism (452).

6. The display connecting mechanism according to claim 1, wherein one end of the light bar cover plate (28) has a guide projection (29), and an end surface of the guide projection (29) contacting the upper case (21) is a guide surface inclined downward, and the guide projection (29) is caught in the gap (26).

7. The display connecting mechanism according to any one of claims 1 to 5, wherein the supporting mechanism (1) comprises an upper supporting shell (11) and a lower supporting shell (12), the lower shaft seat (5) penetrates through the upper supporting shell (11) to be connected with the lower supporting shell (12), both sides of the upper end of the lower supporting shell (12) are provided with a diffusion plate (17) outwards, both sides of the lower end of the upper supporting shell (11) are connected with a second light-emitting strip (13) in a clamping manner, the second light-emitting strip (13) is arranged above the corresponding diffusion plate (17), the upper supporting shell (11) and the lower supporting shell (12) are fixed through threaded connection, and the diffusion plate (17) and the lower supporting shell (12) are connected through threaded connection.