CN215061088U

CN215061088U - Television bracket convenient to mount

Info

Publication number: CN215061088U
Application number: CN202120451822.7U
Authority: CN
Inventors: 郑宏彬; 符日鸿
Original assignee: Guangzhou Zenuo Electronic Products Co ltd
Current assignee: Guangzhou Zenuo Electronic Products Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-12-07
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses a television bracket convenient for installation, which comprises a fixed base, a first connecting arm, a second connecting arm and an installation base, wherein the installation base is detachably connected with one end of the second connecting arm, the other end of the second connecting arm is detachably connected with one end of the first connecting arm, and the other end of the first connecting arm is detachably connected with the fixed base; the mounting base is communicated with a plurality of positioning holes and mounting holes, the sections of the positioning holes are arranged in a water-drop shape, and the tips of the positioning holes are arranged downwards. Through adopting the above-mentioned, when installing TV, can correspond the position pre-installation screw of locating hole at the TV set back, then pass the button head end of the locating hole that corresponds at first with the nut of the screw of pre-installation on the TV set, then transfer to the point end of locating hole again to preliminary location, all the other screw holes just right with the mounting hole on the installation base this moment, then pass the mounting hole back with the screw one by one again, with the TV set firm installation on the installation base, have the advantage of the installation TV of being convenient for.

Description

Television bracket convenient to mount

Technical Field

The utility model relates to a technical field of TV support, concretely relates to TV support of just installing.

Background

The television hanging rack is also called as a television bracket, and is a television peripheral device specially developed for hanging a flat panel television and a liquid crystal television on a wall. The multifunctional folding chair is suitable for places such as family living rooms, bedrooms, offices, meeting halls, exhibition halls, platforms and the like.

The existing television support comprises a fixed television support and a cantilever type television support, wherein the existing cantilever type television support comprises a base which is movably connected with an extension arm, one end, far away from the base, of the extension arm is movably connected with an installation disc, and a plurality of through holes are communicated on the installation disc. When the television is installed on the installation disc, the threaded hole in the back of the television is required to be opposite to the through hole in the installation disc, and then the screw penetrates through the through hole and is in threaded connection with the threaded hole in the television, so that the function of installing the television on the cantilever type television support is achieved. Although the television can be installed on the cantilever type television frame in the mode, corresponding threaded holes in the television are required to be perfectly aligned to the through holes in the installation process, and the condition of inconvenient installation often exists.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a television bracket convenient to mount, which has the advantage of being convenient for mounting a television.

The purpose of the utility model is realized through the following technical scheme:

a television bracket convenient to mount comprises a fixed base, a first connecting arm, a second connecting arm and a mounting base, wherein the mounting base is detachably connected with one end of the second connecting arm, the other end of the second connecting arm is detachably connected with one end of the first connecting arm, and the other end of the first connecting arm is detachably connected with the fixed base; the mounting base is provided with a plurality of positioning holes and mounting holes in a penetrating mode, the cross section of each positioning hole is arranged in a water-drop shape, and the tip end of each positioning hole faces downwards.

Further, the positioning hole comprises a round hole and a strip-shaped hole which are arranged on the mounting base and far away from the end face of the second connecting arm in a penetrating mode, the strip-shaped hole is communicated with the round hole, and the length direction of the strip-shaped hole is perpendicular to the horizontal plane and is located below the round hole.

Further, the positioning holes are located above the mounting holes.

Further, a flange is arranged on the edge of the mounting surface of the mounting base in the direction towards the second connecting arm.

Further, a hinge block is arranged on the side face, facing the second connecting arm, of the mounting base, a hinge piece is fixedly connected with the hinge block, a first hinge hole penetrates through the hinge piece, a second hinge hole penetrates through the outer peripheral face, close to one end of the mounting base, of the second connecting arm, the first hinge hole and the second hinge hole are spliced with a same first bolt, a screw rod of the first bolt is in threaded connection with a first nut, and the second connecting arm and the hinge piece are clamped by a nut of the first bolt and the first nut; the first bolt is inserted with a first friction ring, and the first friction ring is located between the hinge piece and the second connecting arm.

Further, the side face, facing the second connecting arm, of the mounting base is integrally connected with a fixing piece, two arc-shaped slotted holes are formed in the fixing piece in a penetrating mode, arc openings of the two arc-shaped slotted holes are arranged opposite to each other, the side face of the hinged block corresponds to the two arc-shaped slotted holes, two square holes are formed in the penetrating mode, the arc-shaped slotted holes and the square holes are connected with a same second bolt in an inserting mode, one end, close to a nut, of a screw rod of the second bolt is integrally connected with a square block, the square block is connected with the square holes in an inserting mode in a limiting mode, a second nut is connected to the screw rod of the second bolt in a threaded mode, and the nut of the second bolt and the second nut clamp the hinged block.

Furthermore, the number of the first connecting arms is two, a first jack penetrates through the outer peripheral surface of one end, close to the second connecting arm, of the first connecting arm, a second jack penetrates through the outer peripheral surface of one end, close to the first connecting arm, of the second connecting arm, the same third bolt is inserted into the first jack and the second jack, the second connecting arm is located between the two first connecting arms, a third nut is connected to a screw of the third bolt in a threaded manner, and a nut of the third bolt and the third nut clamp the first connecting arm and the second connecting arm.

Further, the third bolt is inserted with two anti-shaking cylinders, the two anti-shaking cylinders are respectively arranged at two sides of the second connecting arm, third friction rings are arranged between the anti-shaking cylinders and the first connecting arm and between the anti-shaking cylinders and the second connecting arm, and the third friction rings are inserted with the third bolt; when the third nut is in threaded connection with the third bolt, the anti-shaking cylinder is respectively abutted against the first connecting arm and the second connecting arm through the third friction ring.

Further, a plurality of mounting pieces are integrally connected to the side face, facing the first connecting arm, of the fixing base, first through holes penetrate through the mounting pieces, second through holes penetrate through the outer peripheral face, close to one end of the fixing base, of the first connecting arm, the same fourth bolt is inserted into the first through holes and the second through holes, a fourth nut is connected to a screw of the fourth bolt in a threaded manner, and the mounting pieces and the first connecting arm are clamped by a nut of the fourth bolt and the fourth nut; and a fourth friction ring is inserted into the fourth bolt and is positioned between the mounting piece and the first connecting arm.

Furthermore, a plurality of connecting holes are arranged through the fixed base, and a plurality of reinforcing ribs are protruded on the end face of the fixed base, which is close to the first connecting arm.

The utility model discloses following beneficial effect has:

the utility model provides a TV support just, is used for installing it on wall or fixed bolster through the screw through setting up unable adjustment base to play good auxiliary stay effect, through setting up first linking arm and second linking arm interconnect, be used for distance and position between extension installation base and the unable adjustment base, and then realize adjusting the function of installing the TV position on the installation base. In addition, because the first connecting arm and the second connecting arm are detachably mounted, corresponding parts can be detached when the whole television bracket is transported, so that the whole television bracket is divided into independent individuals, the transporting space can be saved, and the function of facilitating transporting is achieved. In addition, through setting up locating hole and mounting hole at the installation base, because the locating hole is the drop form, and the radius of curvature of the button head end of locating hole is greater than the radius of mounting hole, and the radius of curvature of the tip end of locating hole equals the radius of mounting hole, sets up according to the shape and the position of locating hole. Therefore, when the television is installed, the screws can be pre-installed at the positions, corresponding to the positioning holes, on the back of the television, the screw caps of the pre-installed screws on the television firstly penetrate through the round end of the corresponding positioning holes, then the television is integrally placed to the pointed ends of the positioning holes, and accordingly preliminary positioning of the television is achieved, at the moment, the threaded holes of the rest screws which are not installed on the back of the television just face the installation holes in the installation base, then the screws penetrate through the installation holes one by one and are in threaded connection with the television, and finally the pre-installed screws are locked, so that the television is stably installed on the installation base. Compare in prior art, need carry out the mode of installing after aligning the screw hole on the TV set completely, the utility model has the advantages of the installation simple operation is quick.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure at another viewing angle of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is an exploded view from another perspective of the present invention.

In the figure: 1. a fixed base; 11. connecting holes; 12. mounting a sheet; 121. a first through hole; 13. reinforcing ribs; 2. a fourth bolt; 21. a fourth nut; 22. a fourth friction ring; 3. a first connecting arm; 31. a first jack; 32. a second through hole; 33. sealing the cover; 4. a second connecting arm; 41. a second hinge hole; 42. a second jack; 5. a third bolt; 51. a third nut; 52. an anti-shaking cylinder; 53. a third friction ring; 6. a hinged block; 61. A square hole; 62. a hinged sheet; 621. a first hinge hole; 7. a first bolt; 71. a first nut; 72. a first friction ring; 8. installing a base; 81. positioning holes; 811. a circular hole; 812. a strip-shaped hole; 82. mounting holes; 83. a fixing sheet; 831. an arc-shaped slot; 84. flanging; 9. a second bolt; 91. a second nut; 92. and (6) square blocks.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the corresponding parts may be changed or adjusted without substantial technical changes.

Referring to fig. 1 to 4, a television bracket convenient to mount comprises a fixed base 1, a first connecting arm 3, a second connecting arm 4 and a mounting base 8, wherein the side, away from the mounting surface of the mounting base 8, of the mounting base is detachably connected with one end of the second connecting arm 4, the other end of the second connecting arm 4 is detachably connected with one end of the first connecting arm 3, and the other end of the first connecting arm 3 is detachably connected with the fixed base 1. The mounting base 8 is provided with a plurality of positioning holes 81 and mounting holes 82 in a penetrating manner, the cross section of each positioning hole 81 is arranged in a drop shape, the tip end of each positioning hole 81 faces downwards, the radius of curvature of the round end of each positioning hole 81 is larger than that of each mounting hole 82, and the radius of curvature of the tip end of each positioning hole 81 is equal to that of each mounting hole 82.

Specifically, be used for installing it on wall or fixed bolster through the screw through setting up unable adjustment base 1 to play good auxiliary stay effect, through setting up first linking

arm

3 and 4 interconnect of second linking arm, be used for the distance and the position between extension installation base 8 and unable adjustment base 1, and then realize adjusting the function of installing the TV position on installation base 8. In addition, the first connecting arm 3 and the second connecting arm 4 are detachably mounted, so that corresponding parts can be detached when the whole television bracket is transported, so that the whole television bracket is divided into individuals which are independent from each other, the transporting space can be saved, and the function of facilitating transporting and transporting is achieved. In addition, by providing the positioning hole 81 and the mounting hole 82 in the mounting base 8, since the positioning hole 81 is in a droplet shape and the radius of curvature of the rounded end of the positioning hole 81 is larger than the radius of the mounting hole 82, the radius of curvature of the pointed end of the positioning hole 81 is equal to the radius of the mounting hole 82, and the positioning hole 81 is provided according to the shape and position of the positioning hole 81. Therefore, when the television is installed, the screws can be pre-installed at the positions corresponding to the positioning holes 81 on the back of the television, then the nuts of the pre-installed screws on the television firstly penetrate through the round end of the corresponding positioning holes 81, then the television is integrally placed to the pointed end of the positioning holes 81, so that the primary positioning of the television is achieved, at the moment, the threaded holes of the rest screws which are not installed on the back of the television are just right opposite to the installation holes 82 on the installation base 8, then the screws penetrate through the installation holes 82 one by one and are in threaded connection with the television, and finally the pre-installed screws are locked, so that the television is stably installed on the installation base 8. Compare in prior art, need carry out the mode of installing after aligning the screw hole on the TV set completely, the utility model has the advantages of the installation simple operation is quick.

Referring to fig. 1 to 4, locating hole 81 is including lining up and seting up round hole 811 and bar hole 812 on the 4 terminal surfaces of second linking arm of installation base 8 keeping away from, and the radius of round hole 811 is greater than the radius of mounting hole 82, and bar hole 812 is linked together with round hole 811, and the length direction perpendicular to horizontal plane setting of bar hole 812, and is located the below of round hole 811, and the end that round hole 811 was kept away from to bar hole 812 is the semicircle setting, and the terminal circular arc curvature radius of round hole 811 is kept away from to bar hole 812 equals the radius of mounting hole 82. Thereby further characterizing the shape of the locating hole 81. Because the radius of round hole 811 is greater than the radius of mounting hole 82, consequently be convenient for pass the nut of the screw of preassembleing on the TV set back round hole 811, then transfer the TV set for the TV set can utilize the screw support to keep away from the end of round hole 811 at bar hole 812, thereby realizes the function of preliminary location support.

To further facilitate the operation of mounting the tv set, the positioning holes 81 are located above the connection point between the mounting base 8 and the second connecting arm 4, and the mounting holes 82 are located below the connection point between the mounting base 8 and the second connecting arm 4. Therefore, when the television is installed, the screws preinstalled on the television can be preinstalled above the installation position of the television in a unified manner, the situation that the screws need to be installed corresponding to the positioning holes 81 one by one is reduced, and the operation is further simpler and more convenient. On the other hand, the positioning hole 81 is arranged above the mounting hole 82 to mount the television, and after the television is positioned and supported by the pre-installed screw in the positioning hole 81, the television is attached to the mounting surface of the mounting base 8 under the action of self gravity, so that the function of well aligning the screw hole on the television with the mounting hole 82 on the mounting base 8 is further achieved.

The mounting base 8 is made of a metal material and is arranged in a plate shape, and a flange 84 is arranged on the edge of the mounting surface of the mounting base 8 in the direction towards the second connecting arm 4. Specifically, through setting up turn-ups 84 at the installation face border of installation base 8, can strengthen installation base 8's bulk strength well, be favorable to reducing installation base 8 in the transportation or because the circumstances such as placing in-process extrusion, and the circumstances of deformation appears to be convenient for improve installation base 8's whole life.

Referring to fig. 1 to 4, in order to simplify the production and processing processes of the first connecting arm 3 and the second connecting arm 4, thereby improving the production efficiency and saving the production cost, the first connecting arm 3 and the second connecting arm 4 have the same structure, the first connecting arm 3 is a long-strip-shaped straight cylinder, the cross section of the first connecting arm 3 is in a square frame shape, and the two ends of the first connecting arm 3 are sealed and plugged with the sealing covers 33.

In order to realize the function of detachably connecting the mounting base 8 and the second connecting arm 4: the side surface of the mounting base 8 facing the second connecting arm 4 is provided with the hinge block 6, the side surface of the hinge block 6 facing the second connecting arm 4 is fixedly connected with two hinge pieces 62, the two hinge pieces 62 are distributed at the upper end and the lower end of the hinge block 6 and are formed by bending process, a first hinge hole 621 penetrates through the top surface of the hinge piece 62, a second hinge hole 41 penetrates through the top end of the outer peripheral surface of one end of the second connecting arm 4 close to the mounting base 8, the distance between the two hinge pieces 62 is slightly larger than the thickness of the second connecting arm 4 along the height direction, the second connecting arm 4 is positioned between the two hinge pieces 62, the first hinge hole 621 and the second hinge hole 41 which are opposite to each other are inserted with the same first bolt 7, the first bolt 7 is a hexagon bolt, the screw rod of the first bolt 7 is in threaded connection with a first nut 71, the nut of the first bolt 7 and the first nut 71 clamp the second connecting arm 4 and the hinge piece 62, causing the two hinged tabs 62 to clamp and secure the second link arm 4 and thereby limit the function of the second link arm 4 to rotate about the first bolt 7. Therefore, the first hinge hole 621 and the second hinge hole 41 are inserted through the first bolt 7, so that the function of rotating the mounting base 8 around the first bolt 7 is realized, and the function of adjusting the direction and the position of the mounting base 8 is achieved.

To further enhance the function of the first bolt 7 and the first nut 71 to restrict the rotation of the mounting base 8 about the first connecting arm 3: the first bolt 7 is inserted with two first friction rings 72, and the first friction rings 72 may be made of a material with friction enhancing effect, such as double-sided sandpaper, rubber, and the like. The first friction ring 72 is located between the hinge plate 62 and the second connecting arm 4, thereby enhancing the surface friction at the contact position between the hinge plate 62 and the second connecting arm 4.

Referring to fig. 1 to 4, two fixing plates 83 are integrally connected to a side surface of the mounting base 8 facing the second connecting arm 4, the two fixing plates 83 are opposite to each other and are arranged on the left and right sides of the mounting base 8, in this embodiment, the fixing plates 83 are formed by stamping and folding the mounting surface of the mounting base 8 by a stamping and bending machine, the planes of the fixing plates 83 and the mounting surface of the mounting base 8 are perpendicular to each other, two arc-shaped slots 831 penetrate through a side surface of the fixing plate 83 facing the other fixing plate 83, the two arc-shaped slots 831 are arranged one above the other, arc-shaped openings of the two arc-shaped slots 831 are opposite to each other, a cross section of the hinge block 6 parallel to a horizontal plane is arranged like a "concave", a concave opening of the hinge block 6 is arranged facing the mounting base 8, a side surface of the hinge block 6 adjacent to the concave opening thereof is provided with two square holes 61 corresponding to the two arc-shaped slots 831, the arc-shaped slotted hole 831 and the square hole 61 are spliced with the same second bolt 9, the nut of the second bolt 9 is positioned in the concave opening, one end of the screw rod of the second bolt 9 close to the nut of the second bolt is integrally connected with a square block 92, the square block 92 is spliced with the square hole 61 in a limiting mode, the screw rod of the second bolt 9 is connected with a second nut 91 in a threaded mode, and the nut of the second bolt 9 and the second nut 91 are tightly clamped and hinged to the block 6.

Specifically, two arc-shaped slotted holes 831 are arranged on the fixing sheet 83 of the mounting base 8, and arc openings of the two arc-shaped slotted holes 831 are arranged opposite to each other, so that the mounting base 8 can be turned over around the radian of one arc-shaped slotted hole 831 and the tail end of the other arc-shaped slotted hole 831 serves as a fulcrum, and the function of turning over a television set mounted on the mounting base 8 upwards or downwards is achieved.

Referring to fig. 1 to 4, in order to realize the function of detachably connecting the second connecting arm 4 with the first connecting arm 3: the number of the first connecting arms 3 is two, the first connecting arms are arranged one above the other, the first inserting holes 31 are penetrated through the top surface of the outer peripheral surface of one end, close to the second connecting arm 4, of the first connecting arm 3, the second inserting holes 42 are penetrated through the top surface of the outer peripheral surface of one end, close to the first connecting arm 3, of the second connecting arm 4, the second connecting arm 4 is located at a position between the two first connecting arms 3, the first inserting holes 31 and the second inserting holes 42, which are opposite to each other, are inserted with the same third bolt 5, the screw rod of the third bolt 5 is in threaded connection with the third nut 51, and the nut of the third bolt 5 and the third nut 51 tightly clamp the first connecting arms 3 and the second connecting arms 4. Specifically, the third bolt 5 is arranged and is simultaneously inserted into the first insertion hole 31 and the second insertion hole 42, so that the function that the first connecting arm 3 and the mounting base 8 integrally rotate around the third bolt 5 is realized. At the same time, the nut of the third bolt 5 and the third nut 51 are used to simultaneously clamp the second connecting arm 4 and the two first connecting arms 3, so as to achieve the function of limiting the relative rotation of the first connecting arms 3 and the second connecting arms 4.

In order to reduce the situation that the second connecting arm 4 and the first connecting arm 3 are in direct contact, the relative sliding friction is large, and the first connecting arm 3 or the second connecting arm 4 is damaged. At the connecting point position between the second connecting arm 4 and the first connecting arm 3, a distance is reserved between the second connecting arm 4 and the first connecting arm 3, two anti-shaking cylinders 52 are inserted into the third bolt 5, the two anti-shaking cylinders 52 are respectively arranged at two sides of the second connecting arm 4, third friction rings 53 are arranged between the anti-shaking cylinders 52 and the first connecting arm 3 as well as between the anti-shaking cylinders 52 and the second connecting arm 4, the structure of each third friction ring 53 is consistent with that of the first friction ring 72, and the third friction rings 53 are inserted into the third bolt 5; when the third nut 51 is screwed with the third bolt 5, the anti-shaking cylinder 52 is respectively abutted against the first connecting arm 3 and the second connecting arm 4 through the third friction ring 53, so as to limit the rotation of the second connecting arm 4 around the third bolt 5.

Specifically, the anti-shaking cylinder 52 is arranged between the first connecting arm 3 and the second connecting arm 4, so that on one hand, the distance between the first connecting arm 3 and the second connecting arm 4 can be increased, the condition that the first connecting arm 3 is directly contacted with the second connecting arm 4 to cause abrasion is reduced, and the beneficial effect of prolonging the service life of the first connecting arm 3 and the second connecting arm 4 is achieved; on the other hand, the anti-shaking cylinder 52 is cylindrical, the upper surface and the lower surface of the anti-shaking cylinder are flat, and the third friction plates are arranged at the upper position and the lower position of the anti-shaking cylinder 52 and are in good contact with the first connecting arm 3 or the second connecting arm 4, so that the beneficial effect of improving the structural stability is achieved.

Referring to fig. 1 to 4, in order to realize the function of detachably connecting the first connecting arm 3 to the stationary base 1: unable adjustment base 1 is the slabby setting, make by metal material, good intensity and rigidity have, unable adjustment base 1 is connected with two sets of installation pieces 12 towards the side an organic whole of first connecting arm 3, two sets of installation pieces 12 distribute the setting one on the other, every group installation piece 12 is two altogether, every group installation piece 12 distributes along the direction of height and sets up, installation piece 12 utilizes the punching press crib machine to carry out punching press bending type on unable adjustment base 1's plate and forms, installation piece 12 plane and unable adjustment base 1's installation face mutually perpendicular setting. First through-hole 121 has been run through to the top surface of installation piece 12, first linking arm 3 has been run through second through-hole 32 near the outer peripheral face top of unable adjustment base 1 one end, first linking arm 3 is arranged in the position between two installation pieces 12 in same group installation piece 12, it has same fourth bolt 2 to peg graft to just each other first through-hole 121 and second through-hole 32, fourth bolt 2's screw rod threaded connection has fourth nut 21, fourth bolt 2's nut and fourth nut 21 press from both sides tight installation piece 12 and the setting of first linking arm 3. The fourth bolt 2 is inserted with two fourth friction rings 22, the structure of the fourth friction ring 22 is consistent with that of the first friction ring 72, the fourth friction ring 22 is located between the mounting piece 12 and the first connecting arm 3, when the fourth nut 21 is in threaded connection with the fourth bolt 2, the nut of the fourth bolt 2 and the fourth nut 21 clamp the two mounting pieces 12, so that the two mounting pieces 12 clamp the first connecting arm 3 through the fourth friction ring 22, and the first connecting arm 3 is limited to rotate around the fourth bolt 2.

Unable adjustment base 1 is rectangle form setting, and unable adjustment base 1's installation face all has link up connecting hole 11 near the position of four apex angles to utilize rivet or bolt to pass connecting hole 11, then install unable adjustment base 1 on wall or fixed bolster, thereby realize the effect of the fixed whole TV stand of installation. The protruding terminal surface that is close to first linking arm 3 of unable adjustment base 1 has two strengthening ribs 13, and two strengthening ribs 13 are located unable adjustment base 1 respectively along width direction's both sides, and strengthening rib 13 carries out the indent through the indenter and realizes, has the advantage of strengthening unable adjustment base 1 overall structure intensity.

The embodiment of the present invention is not limited to this, according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.

Claims

1. A TV support that just installs, its characterized in that: the device comprises a fixed base, a first connecting arm, a second connecting arm and an installation base, wherein the installation base is detachably connected with one end of the second connecting arm, the other end of the second connecting arm is detachably connected with one end of the first connecting arm, and the other end of the first connecting arm is detachably connected with the fixed base; the mounting base is provided with a plurality of positioning holes and mounting holes in a penetrating mode, the cross section of each positioning hole is arranged in a water-drop shape, and the tip end of each positioning hole faces downwards.

2. A television stand adapted for mounting according to claim 1 and further comprising: the locating hole is including lining up set up in the installation base is kept away from round hole and bar hole on the second linking arm terminal surface, the bar hole with the round hole is linked together, the length direction perpendicular to horizontal plane setting in bar hole, and be located the below of round hole.

3. A television stand adapted for mounting according to claim 1 and further comprising: the positioning holes are located above the mounting holes.

4. A television stand adapted for mounting according to claim 1 and further comprising: and a flange is arranged on the edge of the mounting surface of the mounting base in the direction towards the second connecting arm.

5. A television stand adapted for mounting according to claim 1 and further comprising: a hinge block is arranged on the side face, facing the second connecting arm, of the mounting base, a hinge sheet is fixedly connected to the hinge block, a first hinge hole penetrates through the hinge sheet, a second hinge hole penetrates through the outer peripheral face, close to one end of the mounting base, of the second connecting arm, the same first bolt is inserted into the first hinge hole and the second hinge hole, a first nut is connected to a screw of the first bolt in a threaded manner, and the second connecting arm and the hinge sheet are clamped by a nut of the first bolt and the first nut; the first bolt is inserted with a first friction ring, and the first friction ring is located between the hinge piece and the second connecting arm.

6. A television stand as set forth in claim 5 in which: the installation base moves towards the side of second linking arm an organic whole is connected with the stationary blade, the stationary blade link up there are two arc slotted holes, two the circular arc opening of arc slotted hole is just to setting up each other, the side of articulated piece corresponds two the arc slotted hole link up there are two square holes, arc slotted hole and square hole are pegged graft and are had same second bolt, the screw rod of second bolt is close to the one end an organic whole of its nut and is connected with square piece, square piece with the square hole is pegged graft spacingly, the screw rod threaded connection of second bolt has the second nut, the nut of second bolt with the second nut presss from both sides tightly articulated piece sets up.

7. A television stand adapted for mounting according to claim 1 and further comprising: the number of the first connecting arms is two, a first jack penetrates through the outer peripheral face of one end of the first connecting arm, a second jack penetrates through the outer peripheral face of one end of the second connecting arm, the second connecting arm is close to one end of the first connecting arm, the first jack and the second jack are connected with a same third bolt in an inserting mode, the second connecting arm is located at two positions between the first connecting arms, a third nut is connected to a screw of the third bolt in a threaded mode, and a nut of the third bolt and the third nut clamp the first connecting arm and the second connecting arm.

8. A television stand adapted for mounting according to claim 7 and further comprising: the third bolt is inserted with two anti-shaking cylinders, the two anti-shaking cylinders are respectively arranged on two sides of the second connecting arm, third friction rings are arranged between the anti-shaking cylinders and the first connecting arm and between the anti-shaking cylinders and the second connecting arm, and the third friction rings are inserted with the third bolt; when the third nut is in threaded connection with the third bolt, the anti-shaking cylinder is respectively abutted against the first connecting arm and the second connecting arm through the third friction ring.

9. A television stand adapted for mounting according to claim 1 and further comprising: the side surface, facing the first connecting arm, of the fixing base is integrally connected with a plurality of mounting pieces, first through holes are formed in the mounting pieces in a penetrating mode, second through holes are formed in the outer peripheral surface, close to one end of the fixing base, of the first connecting arm in a penetrating mode, the same fourth bolt is inserted into the first through holes and the second through holes, a screw of the fourth bolt is connected with a fourth nut in a threaded mode, and a nut of the fourth bolt and the fourth nut clamp the mounting pieces and the first connecting arm; and a fourth friction ring is inserted into the fourth bolt and is positioned between the mounting piece and the first connecting arm.

10. A television stand adapted for mounting according to claim 1 and further comprising: a plurality of connecting holes are communicated with the fixed base, and a plurality of reinforcing ribs are protruded on the end face, close to the first connecting arm, of the fixed base.