CN112227737B

CN112227737B - Operation method of wallboard fixing bracket with splicing structure for constructional engineering

Info

Publication number: CN112227737B
Application number: CN202011132041.8A
Authority: CN
Inventors: 范志强
Original assignee: Yichang Yangkun Construction Co ltd
Current assignee: Yichang Yangkun Construction Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2022-05-03
Anticipated expiration: 2040-10-21
Also published as: CN112227737A

Abstract

The invention relates to the technical field of wallboard fixing brackets, in particular to a wallboard fixing bracket with a splicing structure for constructional engineering. The invention solves the problems that the traditional wallboard fixing bracket needs to be fixed by a large number of bolts during installation, the efficiency is low, and the wallboard bracket can not be properly adjusted according to the body type of the wallboard after installation, so that the efficiency of the device is greatly improved during assembly, the device can be adjusted according to the body type of the wallboard after installation, the application range of the device is increased, and the practicability of the device is improved.

Description

Operation method of wallboard fixing bracket with splicing structure for constructional engineering

Technical Field

The invention relates to the technical field of wallboard fixing brackets, in particular to a wallboard fixing bracket with a splicing structure for constructional engineering.

Background

The wallboard, it is the building structure of the bearing system that is formed by wall and floor, along with the development of society, the technological progress, the existing wallboard is generally fixed to it through the wallboard bracket, thus has promoted the installation effectiveness of the wallboard greatly, the operator only needs to piece out the fixed bracket of the wallboard, then install the wallboard on the bracket can, for example a compound wallboard bracket and wall structure using this bracket that publication No. CN206693555U authorizes, it improves through the bent angle department to the bracket, make the design of the bracket easy to process, can cut, bend by the metal sheet and make, the mass production of being convenient for, can prevent the wallboard of the lower side of the bracket from turning up and causing and dropping, and to the fixed firm of each plywood of compound wall body, it is easy to install and maintain, therefore can know that the wallboard fixed bracket with the splice structure for the existing building engineering has already satisfied people's user demand, the following problems still remain.

In order to guarantee the installation quality of wallboard, generally install it through the bolt, but this kind of mounting method needs a set of bolt of operator to install when the installation, greatly reduced the installation effectiveness of wallboard bracket, and traditional wallboard bracket can't adjust at the distance between the two sets of wallboards of installation back, make the bracket have great limitation, can't adjust according to the wallboard volume of difference, the suitability of device has been reduced, therefore need urgent a wallboard fixing bracket who has mosaic structure for the building engineering to solve above-mentioned proposition can enough solve traditional wallboard fixing bracket and need fix through a large amount of bolts when the installation, can also solve the problem that wallboard bracket can't suitably adjust according to the size of wallboard after the installation when the inefficiency.

Disclosure of Invention

The invention aims to provide a wallboard fixing bracket with a splicing structure for constructional engineering, which aims to solve the problems that the traditional wallboard bracket provided in the background art needs a large number of bolts during installation and the installation efficiency is low.

In order to achieve the purpose, the invention provides the following technical scheme: a wallboard fixing bracket with a splicing structure for constructional engineering comprises a device main body, wherein the device main body comprises a bracket bottom plate main body, a right side plate is fixedly connected to the right side of the top end of the bracket bottom plate main body, a left side plate is fixedly connected to the left side of the top end of the bracket bottom plate main body, an upper fixing plate is fixedly connected between the right side plate and the left side plate, a limiting plate is fixedly connected to the bottom end of the upper fixing plate, the limiting plate is inserted in the bracket bottom plate main body, a wallboard supporting plate is inserted in the right side plate, the wallboard supporting plate penetrates through the limiting plate, a splicing mechanism is arranged in the upper fixing plate, the splicing mechanism comprises a connecting block, a first fixing groove is arranged in the upper fixing plate, the limiting plate is inserted in the first fixing groove, a second fixing groove is arranged in the connecting block, and a first fixing rod is inserted in the second fixing groove, the first fixing rod penetrates through the limiting plate, one end of the first fixing rod, which is far away from the second fixing groove, is fixedly connected with a first fixing plate, one end of the first fixing plate, which is far away from the first fixing rod, is fixedly connected with a first pull ring, the outer wall of the first fixing rod is wound with a first spring, the two ends of the first spring are respectively fixedly connected with the connecting block and the first fixing plate, the inside of the right side plate is provided with a fixing mechanism, the fixing mechanism comprises third fixing grooves, the inside of the wallboard supporting plate is provided with two groups of third fixing grooves, the inside of the third fixing grooves is provided with second fixing rods in an inserted manner, the inside of the right side plate is provided with a first cavity, the two groups of second fixing rods, which are far away from the third fixing grooves, are hinged with hinged rods, and one ends of the hinged rods, which are far away from the second fixing rods, are hinged with first connecting rods, two sets of all fixedly connected with second springs in head rod left end, and the second spring keep away from all fixedly connected in first cavity inner wall of the one end of head rod, and two sets of head rod right-hand member fixedly connected with first connecting plate, wallboard layer board left end cover is equipped with spacing sleeve pipe, and spacing sleeve pipe left end fixedly connected with second connecting plate, the inside adjustment mechanism that is provided with of upper fixed plate.

Preferably, a first chute is formed in the first cavity, a first sliding block is connected to the first chute in a sliding mode, one end, far away from the first chute, of the first sliding block is fixedly connected to the second fixing rod, a second chute is formed in the inner wall of the first cavity, a second sliding block is connected to the second chute in a sliding mode, and one end, far away from the second chute, of the second sliding block is fixedly connected to the first connecting rod.

Preferably, the right end of the first connecting plate is fixedly connected with a handle, and the right end of the handle is arc-shaped.

Preferably, the adjusting mechanism comprises a second cavity, a second cavity is formed in the upper fixing plate, a second connecting rod is connected to the inner wall of the second cavity through a bearing, a second fixing plate is fixedly connected to the top end of the second connecting rod, a preset groove is formed in the upper fixing plate, the second fixing plate is inserted into the preset groove, a first bevel gear is fixedly connected to the outer wall of the second connecting rod, a first threaded rod is connected to the inner wall of the left end of the second cavity, a second bevel gear is fixedly connected to the right end of the first threaded rod, the outer wall of the second bevel gear is meshed with the first bevel gear, a second threaded rod is connected to the inner wall of the right end of the second cavity through a bearing, a third bevel gear is fixedly connected to the left end of the second threaded rod, the outer wall of the third bevel gear is meshed with the first bevel gear, and the outer walls of the first threaded rod and the second threaded rod are both in threaded connection with a lantern ring, and the bottom end of the lantern ring is fixedly connected with the connecting block.

Preferably, a third sliding groove is formed in the inner wall of the second cavity, a third sliding block is connected to the inside of the third sliding groove in a sliding mode, and one end, far away from the third sliding groove, of the third sliding block is fixedly connected to the lantern ring.

Preferably, first threaded rod outer wall and second threaded rod outer wall all bearing connection have the third fixed plate, and third fixed plate top and bottom all fixed connection in second cavity inner wall.

Preferably, the limiting grooves are formed in the inner portion of the left side plate and the inner portion of the right side plate, the limiting rods are inserted in the limiting grooves, and the two ends, far away from the limiting grooves, of the limiting rods are fixedly connected to the bracket bottom plate main body.

Preferably, the top end of the second fixing plate is fixedly connected with two groups of fixing blocks, and a second pull ring is inserted into each fixing block.

Compared with the prior art, the invention has the beneficial effects that:

the wallboard fixing bracket with the splicing structure for the building engineering is provided with a connecting block, a first fixing groove, a second fixing groove, a first fixing rod, a first fixing plate, a first pull ring and a first spring, a limiting plate needs to be installed on an upper fixing plate, the first pull ring is pulled, the first fixing plate and the first fixing rod are driven to move rightwards, the first spring is stretched to deform, a limiting plate is inserted into the first fixing groove, the first pull ring is loosened, the first fixing plate and the first fixing rod are driven to move leftwards under the elastic action of the first spring, when the first fixing rod enters the second fixing groove, the upper fixing plate and the limiting plate are spliced at the moment, through the mechanism, the fixing effect of the device is guaranteed, the efficiency of an operator in the installation of the upper fixing plate and the limiting plate is improved, meanwhile, a third fixing groove, a second fixing rod and a first cavity are arranged, and the first cavity is formed in the upper fixing plate and the limiting plate, The hinged rod, the first connecting rod, the second spring, the first connecting plate, the limiting sleeve and the second connecting plate are arranged on the wall plate supporting plate, the first connecting plate is pulled to drive the first connecting rod to move rightwards, and the second spring is deformed, the two groups of second fixed rods are driven to move towards the inside of the first chamber under the action of the hinged rods, the plurality of groups of wall plate supporting plates penetrate through the left side plate and the limiting plate and are inserted into the right side plate, at the moment, the first connecting plate is loosened, under the elastic action of the second spring, the two groups of second fixing rods can be driven to move towards the inside of the third fixing groove, when the two groups of second fixing rods enter the inside of the third fixing groove, the wallboard supporting plate is installed, by the aid of the mechanism, the fixing effect of the upper fixing plate, the limiting plate and the wallboard supporting plate during installation is guaranteed, labor intensity is reduced, working time is saved, and installation efficiency of an operator is improved;

the mechanism is provided with a second cavity, a second connecting rod, a second fixing plate, a first bevel gear, a first threaded rod, a second bevel gear, a second threaded rod, a third bevel gear and lantern rings, when the distance between the limiting plates needs to be adjusted, the second fixing plate is rotated to drive the second connecting rod and the first bevel gear to rotate, the second bevel gear and the third bevel gear can be driven to rotate through the first bevel gear, the rotation direction of the second bevel gear is opposite to that of the third bevel gear, the first threaded rod and the second threaded rod can be driven to rotate through the rotation of the second bevel gear and the third bevel gear, so that the two sets of lantern rings are driven to move towards the middle position or towards the two ends simultaneously, the distance between the two sets of limiting plates can be adjusted, and the stability of the upper fixing plate and the limiting plates during movement is ensured through the mechanism, make the operator independently adjust the interval between two sets of limiting plates according to the size of wallboard, the suitability of device has been promoted, the aforesaid device, it needs to fix through a large amount of bolts when the installation to have solved traditional wallboard fixing bracket, can also solve the problem that wallboard bracket can't carry out appropriate regulation according to the size of wallboard after the installation in the time of inefficiency, make the device efficiency promote greatly when the equipment, and the device can adjust according to the size of wallboard after the installation, the application scope of device has been increased, the practicality of device has been promoted.

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 of 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 front sectional view of the present invention;

FIG. 2 is a schematic view of a partial structure of a front view section of the splicing mechanism of the present invention;

FIG. 3 is a schematic view of a partial structure of the fixing mechanism of the present invention in a front view;

FIG. 4 is a schematic view of a partial structure of the adjusting mechanism of the present invention in a front view;

FIG. 5 is a schematic top sectional view of a second fixing plate according to the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 4 at C according to the present invention;

fig. 9 is an enlarged view of the structure shown at D in fig. 1 according to the present invention.

In the figure: 100. a device main body; 110. a bracket base plate body; 120. a right side plate; 130. a left side plate; 131. a limiting groove; 132. a limiting rod; 140. an upper fixing plate; 150. a limiting plate; 160. a wallboard support plate; 200. a splicing mechanism; 210. connecting blocks; 220. a first fixing groove; 230. a second fixing groove; 240. a first fixing lever; 250. a first fixing plate; 260. a first pull ring; 270. a first spring; 300. a fixing mechanism; 310. a third fixing groove; 320. a second fixing bar; 330. a first chamber; 331. a first chute; 332. a first slider; 333. a second chute; 334. a second slider; 340. a hinged lever; 350. a connecting rod; 360. a second spring; 370. a first connecting plate; 371. a handle; 380. a limiting sleeve; 390. a second connecting plate; 400. an adjustment mechanism; 410. a second chamber; 411. a third chute; 412. a third slider; 420. a connecting rod; 430. a second fixing plate; 431. presetting a groove; 432. a fixed block; 433. a second tab; 440. a first bevel gear; 450. a first threaded rod; 451. A third fixing plate; 460. a second bevel gear; 470. a second threaded rod; 480. a third bevel gear; 490. a collar.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-9, the present invention provides an embodiment: a wallboard fixing bracket with a splicing structure for constructional engineering comprises a device main body 100, the device main body 100 comprises a bracket bottom plate main body 110, a right side plate 120 is fixedly connected to the right side of the top end of the bracket bottom plate main body 110, a left side plate 130 is fixedly connected to the left side of the top end of the bracket bottom plate main body 110, an upper fixing plate 140 is fixedly connected between the right side plate 120 and the left side plate 130, a limiting plate 150 is fixedly connected to the bottom end of the upper fixing plate 140, the limiting plate 150 is inserted into the bracket bottom plate main body 110, a wallboard supporting plate 160 is inserted into the right side plate 120, the wallboard supporting plate 160 penetrates through the limiting plate 150, a splicing mechanism 200 is arranged inside the upper fixing plate 140, the splicing mechanism 200 comprises a connecting block 210, a connecting block 210 is arranged inside the upper fixing plate 140, a first fixing groove 220 is formed inside the connecting block 210, the limiting plate 150 is inserted into the first fixing groove 220, a second fixing groove 230 is formed inside the connecting block 210, a first fixing rod 240 is inserted into the second fixing groove 230, the first fixing rod 240 penetrates through the limiting plate 150, one end of the first fixing rod 240, which is far away from the second fixing groove 230, is fixedly connected with a first fixing plate 250, one end of the first fixing plate 250, which is far away from the first fixing rod 240, is fixedly connected with a first pull ring 260, a first spring 270 is wound on the outer wall of the first fixing rod 240, two ends of the first spring 270 are respectively and fixedly connected with a connecting block 210 and the first fixing plate 250, a fixing mechanism 300 is arranged inside the right side plate 120, the fixing mechanism 300 comprises a third fixing groove 310, two groups of third fixing grooves 310 are arranged inside the wall plate supporting plate 160, a second fixing rod 320 is inserted into each third fixing groove 310, a first cavity 330 is arranged inside the right side plate 120, the second fixing rods 320 are inserted into the first cavity 330, and one ends of the two groups of second fixing rods 320, which are far away from the third fixing grooves 310, are hinged with hinge rods 340, and the one end that articulated rod 340 kept away from second dead lever 320 all articulates there is head rod 350, the equal fixedly connected with second spring 360 of two sets of head rod 350 left ends, and the one end that head rod 350 was kept away from to second spring 360 all fixedly connected with in first cavity 330 inner wall, two sets of head rod 350 right-hand member fixedly connected with first connecting plate 370, wallboard layer board 160 left end cover is equipped with spacing sleeve 380, and spacing sleeve 380 left end fixedly connected with second connecting plate 390, upper fixed plate 140 is inside to be provided with adjustment mechanism 400, through the aforesaid mechanism, upper fixed plate 140 has been guaranteed, the fixed effect of limiting plate 150 and wallboard layer board 160 when the installation, intensity of labour is reduced, working time is saved, the efficiency of operator's installation has been promoted.

First spout 331 has been seted up to first cavity 330 is inside, and the inside sliding connection of first spout 331 has first slider 332, the one end fixed connection that first spout 331 was kept away from to first slider 332 is in second dead lever 320, second spout 333 has been seted up to first cavity 330 inner wall, and the inside sliding connection of second spout 333 has second slider 334, the one end fixed connection that second spout 333 was kept away from to second slider 334 is in first connecting rod 350, through the inside gliding effect of first slider 332 in first spout 331, the stability of second dead lever 320 when reciprocating has been promoted, through the inside gliding effect of second slider 334 in second spout 333, the stability of first connecting rod 350 when controlling is being removed has been promoted.

First connecting plate 370 right-hand member fixedly connected with handle 371, and handle 371 right-hand member shape sets up to the arc, through the effect of handle 371, has promoted the convenience when operator pulling first connecting plate 370.

The adjusting mechanism 400 comprises a second chamber 410, the upper fixing plate 140 is internally provided with the second chamber 410, the inner wall of the second chamber 410 is in bearing connection with a second connecting rod 420, the top end of the second connecting rod 420 is fixedly connected with a second fixing plate 430, the upper fixing plate 140 is internally provided with a preset groove 431, the second fixing plate 430 is inserted in the preset groove 431, the outer wall of the second connecting rod 420 is fixedly connected with a first bevel gear 440, the inner wall of the left end of the second chamber 410 is in bearing connection with a first threaded rod 450, the right end of the first threaded rod 450 is fixedly connected with a second bevel gear 460, the outer wall of the second bevel gear 460 is meshed with the first bevel gear 440, the inner wall of the right end of the second chamber 410 is in bearing connection with a second threaded rod 470, the left end of the second threaded rod 470 is fixedly connected with a third bevel gear 480, the outer wall of the third bevel gear 480 is meshed with the first bevel gear 440, and the outer walls of the first threaded rod 450 and the second threaded rod 470 are in threaded connection with a lantern ring 490, and lantern ring 490 bottom fixed connection in connecting block 210, through this mechanism, the stability of upper fixed plate 140 and limiting plate 150 when removing has been guaranteed, make the operator independently adjust the interval between two sets of limiting plates 150 according to the size of wallboard, the suitability of device has been promoted, the aforesaid device, it needs to fix through a large amount of bolts when the installation to have solved traditional wallboard fixing bracket, can also solve the problem that wallboard bracket can't carry out the suitable regulation according to the size of wallboard after the installation in the time of inefficiency, make the device efficiency promote greatly when the equipment, and the device can be adjusted according to the size of wallboard after the installation, the application scope of device has been increased, the practicality of device has been promoted.

Third spout 411 has been seted up to second cavity 410 inner wall, and the inside sliding connection of third spout 411 has third slider 412, and the one end fixed connection that third slider 412 kept away from third spout 411 in lantern ring 490, through the inside gliding effect of third slider 412 in third spout 411, has promoted the stability of lantern ring 490 when moving about.

The outer wall of the first threaded rod 450 and the outer wall of the second threaded rod 470 are both bearing-connected with a third fixing plate 451, and the top end and the bottom end of the third fixing plate 451 are both fixedly connected to the inner wall of the second chamber 410, so that the stability of the first threaded rod 450 and the second threaded rod 470 during rotation is improved through the action of the third fixing plate 451.

The inside spacing groove 131 that has all been seted up with right side board 120 of left side board 130, and the inside gag lever post 132 that all inserts of gag lever post 131, two sets of gag lever posts 132 keep away from the equal fixed connection in bracket bottom plate main part 110 of one end of gag lever post 131, through spacing groove 131 and gag lever post 132 in the effect, promoted the fixed effect after bracket bottom plate main part 110 is connected with right side board 120 and left side board 130.

Two sets of fixed blocks 432 of second fixed plate 430 top fixedly connected with, and fixed block 432 is inside to be inserted and is equipped with second pull ring 433, through the effect of fixed block 432 and second pull ring 433, can make convenient pulling second fixed plate 430 of operator, and can not influence the normal use after the concatenation of device.

The working principle is as follows: the right side plate 120 and the left side plate 130 are installed between the corner bracket and the bracket bottom plate main body 110, the first pull ring 260 is pulled to drive the first fixing plate 250 and the first fixing rod 240 to move rightwards, the first spring 270 is stretched to deform, the limiting plate 150 is inserted into the first fixing groove 220, the first pull ring 260 is loosened, the first fixing plate 250 and the first fixing rod 240 are driven to move leftwards through the elastic action of the first spring 270, when the first fixing rod 240 enters the second fixing groove 230, the upper fixing plate 140 and the limiting plate 150 are spliced at the moment, after the multiple groups of the limiting plates 150 and the upper fixing plate 140 are spliced, the upper fixing plate 140 is installed with the left side plate 130 through the corner bracket and the right side plate 120, the limiting plate 150 is inserted into the bracket bottom plate main body 110 at the moment, the first connecting plate 370 is pulled to drive the first connecting rod 350 to move rightwards, the second spring 360 deforms, and the two sets of second fixing rods 320 are driven to move towards the inside of the first chamber 330 under the action of the hinge rod 340, so that the multiple sets of wall plate supporting plates 160 penetrate through the left side plate 130 and the limiting plate 150 and are inserted into the right side plate 120, the first connecting plate 370 is loosened, the two sets of second fixing rods 320 can be driven to move towards the inside of the third fixing groove 310 under the elastic action of the second spring 360, and when the two sets of second fixing rods 320 enter the inside of the third fixing groove 310, the wall plate supporting plates 160 are installed;

when the interval between the limiting plates 150 needs to be adjusted, the second fixing plate 430 is rotated, the second connecting rod 420 and the first bevel gear 440 are driven to rotate, the second bevel gear 460 and the third bevel gear 480 can be driven to rotate through the first bevel gear 440, the rotating directions of the second bevel gear 460 and the third bevel gear 480 are opposite, the first threaded rod 450 and the second threaded rod 470 can be driven to rotate through the rotation of the second bevel gear 460 and the third bevel gear 480, the two sets of lantern rings 490 are driven to move towards the middle position or move towards the two ends simultaneously, the interval between the two sets of limiting plates 150 can be adjusted at the moment, and the operation is finished.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an operation method of wallboard fixing bracket with mosaic structure for building engineering, wallboard fixing bracket includes device main part (100), device main part (100) includes bracket bottom plate main part (110), and bracket bottom plate main part (110) top right side fixedly connected with right side board (120), bracket bottom plate main part (110) top left side fixedly connected with left side board (130), fixedly connected with upper fixed plate (140) between right side board (120) and left side board (130), upper fixed plate (140) bottom fixedly connected with limiting plate (150), and limiting plate (150) insert locate bracket bottom plate main part (110) inside, right side board (120) inside is inserted and is equipped with wallboard layer board (160), and wallboard layer board (160) run through in limiting plate (150), its characterized in that: the splicing mechanism (200) is arranged inside the upper fixing plate (140), the splicing mechanism (200) comprises a connecting block (210), the connecting block (210) is arranged inside the upper fixing plate (140), a first fixing groove (220) is formed inside the connecting block (210), the limiting plate (150) is inserted into the first fixing groove (220), a second fixing groove (230) is formed inside the connecting block (210), a first fixing rod (240) is inserted into the second fixing groove (230), the first fixing rod (240) penetrates through the limiting plate (150), one end, far away from the second fixing groove (230), of the first fixing rod (240) is fixedly connected with a first fixing plate (250), one end, far away from the first fixing rod (240), of the first fixing plate (250) is fixedly connected with a first pull ring (260), the outer wall of the first fixing rod (240) is wound with a first spring (270), and both ends of the first spring (270) are respectively fixedly connected with the connecting block (210) and the first fixing plate (250), the inside of the right side plate (120) is provided with a fixing mechanism (300), the fixing mechanism (300) comprises a third fixing groove (310), two groups of third fixing grooves (310) are formed in the wallboard supporting plate (160), second fixing rods (320) are inserted in the third fixing grooves (310), a first cavity (330) is formed in the right side plate (120), the second fixing rods (320) are inserted in the first cavity (330), one ends of the two groups of second fixing rods (320) far away from the third fixing groove (310) are hinged with hinge rods (340), one ends of the hinge rods (340) far away from the second fixing rods (320) are hinged with first connecting rods (350), and the left ends of the two groups of first connecting rods (350) are fixedly connected with second springs (360), one ends, far away from the first connecting rods (350), of the second springs (360) are fixedly connected to the inner wall of the first cavity (330), the right ends of the two groups of first connecting rods (350) are fixedly connected with first connecting plates (370), the left end of the wallboard supporting plate (160) is sleeved with a limiting sleeve (380), the left end of the limiting sleeve (380) is fixedly connected with a second connecting plate (390), and an adjusting mechanism (400) is arranged inside the upper fixing plate (140);

a first sliding groove (331) is formed in the first cavity (330), a first sliding block (332) is connected in the first sliding groove (331) in a sliding manner, one end, far away from the first sliding groove (331), of the first sliding block (332) is fixedly connected to the second fixing rod (320), a second sliding groove (333) is formed in the inner wall of the first cavity (330), a second sliding block (334) is connected in the second sliding groove (333) in a sliding manner, and one end, far away from the second sliding groove (333), of the second sliding block (334) is fixedly connected to the first connecting rod (350);

a handle (371) is fixedly connected to the right end of the first connecting plate (370), and the right end of the handle (371) is arc-shaped;

the adjusting mechanism (400) comprises a second chamber (410), the second chamber (410) is formed in the upper fixing plate (140), a second connecting rod (420) is connected to the inner wall bearing of the second chamber (410), the top end of the second connecting rod (420) is fixedly connected with a second fixing plate (430), a preset groove (431) is formed in the upper fixing plate (140), the second fixing plate (430) is inserted into the preset groove (431), the outer wall of the second connecting rod (420) is fixedly connected with a first bevel gear (440), the inner wall bearing of the left end of the second chamber (410) is connected with a first threaded rod (450), the right end of the first threaded rod (450) is fixedly connected with a second bevel gear (460), the outer wall of the second bevel gear (460) is meshed with the first bevel gear (440), and the inner wall bearing of the right end of the second chamber (410) is connected with a second threaded rod (470), a third bevel gear (480) is fixedly connected to the left end of the second threaded rod (470), the outer wall of the third bevel gear (480) is meshed with the first bevel gear (440), the outer walls of the first threaded rod (450) and the second threaded rod (470) are both in threaded connection with a lantern ring (490), and the bottom end of the lantern ring (490) is fixedly connected to the connecting block (210);

a third sliding groove (411) is formed in the inner wall of the second cavity (410), a third sliding block (412) is connected to the inside of the third sliding groove (411) in a sliding mode, and one end, far away from the third sliding groove (411), of the third sliding block (412) is fixedly connected to the lantern ring (490);

the outer wall of the first threaded rod (450) and the outer wall of the second threaded rod (470) are both in bearing connection with a third fixing plate (451), and the top end and the bottom end of the third fixing plate (451) are both fixedly connected to the inner wall of the second chamber (410);

limiting grooves (131) are formed in the left side plate (130) and the right side plate (120), limiting rods (132) are inserted in the limiting grooves (131), and one ends, far away from the limiting grooves (131), of the two groups of limiting rods (132) are fixedly connected to the bracket bottom plate main body (110);

two groups of fixed blocks (432) are fixedly connected to the top end of the second fixed plate (430), and a second pull ring (433) is inserted into the fixed blocks (432);

during operation, the right side plate (120) and the left side plate (130) are installed between the corner bracket and the bracket bottom plate main body (110), the first pull ring (260) is pulled to drive the first fixing plate (250) and the first fixing rod (240) to move rightwards, the first spring (270) is stretched to deform, the limiting plate (150) is inserted into the first fixing groove (220), the first pull ring (260) is loosened, the first fixing plate (250) and the first fixing rod (240) are driven to move leftwards under the elastic action of the first spring (270), when the first fixing rod (240) enters the second fixing groove (230), the upper fixing plate (140) and the limiting plate (150) are spliced at the moment, and after the splicing of the plurality of groups of limiting plates (150) and the upper fixing plate (140) is completed, the upper fixing plate (140) is installed with the left side plate (130) through the corner bracket and the right side plate (120), at the moment, the limiting plate (150) is inserted in the bracket bottom plate main body (110), the first connecting plate (370) is pulled to drive the first connecting rod (350) to move rightwards, the second spring (360) deforms, through the action of the hinge rod (340), two groups of second fixing rods (320) are driven to move towards the inside of the first cavity (330), a plurality of groups of wall plate supporting plates (160) penetrate through the left side plate (130) and the limiting plate (150) and are inserted in the right side plate (120), at the moment, the first connecting plate (370) is loosened, through the elastic action of the second spring (360), two groups of second fixing rods (320) can be driven to move towards the inside of the third fixing groove (310), when the two groups of second fixing rods (320) enter the third fixing grooves (310), the wallboard supporting plate (160) is installed at the moment;

when the interval between limiting plate (150) needs to be adjusted, rotatory second fixed plate (430), it is rotatory to drive second connecting rod (420) and first bevel gear (440), can drive second bevel gear (460) and third bevel gear (480) through first bevel gear (440) and rotate, and the direction of rotation of second bevel gear (460) direction of rotation and third bevel gear (480) is opposite, the rotation through second bevel gear (460) and third bevel gear (480) can drive first threaded rod (450) and second threaded rod (470) and rotate, thereby drive two sets of lantern rings (490) and remove to the intermediate position simultaneously or to both ends simultaneously, can adjust the interval between two sets of limiting plate (150) this moment.