Variable-height AB wall formwork positioning support

Abstract

The utility model discloses a height-variable AB wall formwork positioning support which comprises a top plate, a first side plate and a second side plate, four parallel horizontal long holes distributed in a rectangular shape are formed in the middle of the top plate, and two parallel vertical long holes are formed in the position, close to the outer side, of the top plate. The supporting blocks and the limiting devices are located on the two sides of the vertical long holes respectively, the side faces of the supporting blocks and the side faces of the limiting devices and the inner side walls of the vertical long holes are located on the same horizontal plane, the supporting blocks are distributed between the two vertical long holes, grooves are evenly formed in the outer side of the first side plate, through holes are formed in the second side plate, and the limiting devices are arranged in the through holes. The bolts penetrate through the horizontal long holes and the through holes, and the top plate and the second side plate are clamped and fixed through cooperation of the bolts and the nuts. The horizontal height of the top plate is changed by moving the first side plate up and down, the first side plate is fixed through mutual matching of the convex block of the limiting device and the groove in the first side plate, and the first side plate is prevented from moving vertically.

Description

[Technical field]

[0001] The utility model relates to AB wall formwork auxiliary positioning equipment, in particular to a variable-height AB wall formwork positioning bracket. [Background technology]

[0002] During the installation of the AB wall formwork, it is necessary to ensure that the formwork is in the same straight line. The smaller the error, the better. The use of formwork positioning brackets can reduce the difficulty of AB wall formwork construction.

[0003] The publication number is CN201621165837.2, a high-speed railway bridge AB wall formwork positioning bracket, including multiple frames, the frame including a base plate and four legs sliding along the length direction of the base plate, the legs are all arranged in parallel, and the legs are connected with fixing parts that fix the four legs to the two ends of the base plate respectively; two adjacent legs respectively form limit clamps for clamping wall A and wall B, achieving a strong universal effect, but if the wall is higher or lower, its use is limited, and the utility model designs a variable height AB wall formwork positioning bracket, which can change the horizontal height of the top plate by cooperating with the protrusion of the limit device and the groove on the first side plate. [Utility Model Content]

[0004] The purpose of the utility model is to solve the problems in the prior art and to provide a variable-height AB wall formwork positioning bracket, which can adjust the horizontal height of the top plate according to the height requirements of the wall.

[0005] To achieve the above-mentioned purpose, the utility model proposes a variable height AB wall formwork positioning bracket, comprising a top plate, a first side plate and a second side plate, the second side plate is in an "L" shape, and four horizontal long holes parallel to each other and distributed in a rectangular shape are arranged in the middle part of the top plate, and two vertical long holes parallel to each other are arranged near the outer side of the top plate, and the horizontal long hole is located between the two vertical long holes. A plurality of pairs of limiting devices and supporting blocks are also arranged on the top plate, and the supporting blocks and the limiting devices are respectively located on both sides of the vertical long holes, and the side surfaces of the supporting blocks and the limiting devices are in the same horizontal plane as the inner side walls of the vertical long holes, and the supporting blocks are distributed between the two vertical long holes, and a plurality of grooves are evenly arranged on the outer side of the first side plate, and a through hole is arranged on the second side plate, and the bolts pass through the horizontal long holes and the through holes, and the top plate and the second side plate are clamped and fixed by bolts and nuts, and the first side plate passes through the vertical long holes.

[0006] Preferably, the limiting device also includes a shell, a protrusion, a spring and a telescopic rod, a cavity is provided inside the shell 401, a circular opening is provided on one side of the cavity, an annular protrusion is provided at the bottom of the protrusion, the inner diameter of the cavity is the same as the diameter of the annular protrusion, the diameter of the protrusion is the same as the opening diameter of the cavity, the diameter of the protrusion is smaller than the diameter of the annular protrusion, the bottom of the telescopic rod is connected to the bottom of the cavity, the top of the telescopic rod is connected to the bottom of the protrusion, the bottom of the spring is connected to the bottom of the cavity, the top of the spring is connected to the bottom of the protrusion, the telescopic rod passes through the inside of the spring, and the protrusion and the groove cooperate with each other.

[0007] Preferably, the top plate, the first side plate and the second side plate are all made of aluminum alloy.

[0008] Preferably, a length scale is provided on the top plate.

[0009] Preferably, the length of the first side panel is greater than the length of the second side panel.

[0010] Preferably, an anti-slip pad is provided between the bolt nut and the top plate.

[0011] Beneficial effects of the utility model:

[0012] First, the horizontal height of the top plate is changed by moving the first side plate up and down, and the first side plate is fixed by the cooperation between the protrusion of the limiting device and the groove on the first side plate to prevent the first side plate from moving vertically.

[0013] 2. The limiting device and the supporting block are located on both sides of the first side plate, so that the first side plate can be kept vertical.

[0014] 3. A horizontal long hole is provided so that the bolt can move along the horizontal long hole, thereby driving the second side plate to move, thereby changing the distance between the first side plate and the second side plate.

[0015] Fourth, anti-skid pads can be arranged on the bolts to make the second side plate and the top plate fixed more tightly.

[0016] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

Brief Description of the Drawings

[0017] Figure 1 This is a structural diagram of the positioning bracket of the utility model;

[0018] Figure 2 It is the top plate structure diagram of the utility model;

[0019] Figure 3 The utility model is a structural diagram of the limiting device.

[0020] Numbers in the figure: 1, top plate; 2, first side plate; 3, second side plate; 4, limit device; 5, support block; 6, groove; 7, vertical long hole; 8, horizontal long hole; 9, through hole; 10, bolt; 11, nut; 12, anti-slip pad; 401, shell; 402, bump; 403, annular protrusion; 404, spring; 405, telescopic rod; 406, cavity.

[0021] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. [Specific implementation method]

[0022] Embodiment 1:

[0023] The utility model comprises a top plate 1, a first side plate 2 and a second side plate 3, wherein the second side plate 3 is in an "L" shape, and the middle part of the top plate 1 is provided with four horizontal long holes 8 which are parallel to each other and distributed in a rectangular shape, and the top plate 1 is provided with two vertical long holes 7 which are parallel to each other near the outer side, and the horizontal long holes 8 are located between the two vertical long holes 7, and the top plate 1 is also provided with a plurality of pairs of limiting devices 4 and supporting blocks 5, wherein the supporting blocks 5 and the limiting devices 4 are respectively located on both sides of the vertical long holes 7, and the side surfaces of the supporting blocks 5 and the limiting devices 4 are in the same horizontal plane as the inner side walls of the vertical long holes 7, and the supporting blocks 5 are distributed between the two vertical long holes 7. Between the holes 7, a number of grooves 6 are evenly arranged on the outer side of the first side plate 2, and a through hole 9 is arranged on the second side plate 3. The bolt 10 passes through the horizontal long hole 8 and the through hole 9. The top plate 1 and the second side plate 3 are clamped and fixed by the bolt 10 and the nut 11. The first side plate 2 passes through the vertical long hole 7. The horizontal height of the top plate 1 can be changed by moving the first side plate 2. The support block 5 and the limit device 4 can limit the first side plate 2 to remain vertical. The bolt 10 can move horizontally along the horizontal long hole 8. The movement of the bolt 10 drives the second side plate 3 to move horizontally. The movement of the second side plate 3 changes the distance between the first side plate and the second side plate.

[0024] Advantageously, the limiting device 4 further comprises a housing 401, a protrusion 402, a spring 404 and a telescopic rod 405, wherein a cavity 406 is provided inside the housing 401, a circular opening is provided on one side of the cavity 406, an annular protrusion 403 is provided at the bottom of the protrusion 402, the inner diameter of the cavity 406 is the same as the diameter of the annular protrusion 403, the diameter of the protrusion 402 is the same as the opening diameter of the cavity 406, and the diameter of the protrusion 402 is smaller than the diameter of the annular protrusion 403. 03 in diameter, the bottom of the telescopic rod 405 is connected to the bottom of the cavity 406, the top of the telescopic rod 405 is connected to the bottom of the protrusion 402, the bottom of the spring 404 is connected to the bottom of the cavity 406, the top of the spring is connected to the bottom of the protrusion 402, the telescopic rod 405 passes through the spring 404, the protrusion 402 and the groove 6 cooperate with each other, the spring 404 and the telescopic rod support the protrusion 402 to move horizontally, and the protrusion 402 and the groove 6 cooperate with each other to fix the position of the first side plate 2.

[0025] Advantageously, the top plate 1, the first side plate 2 and the second side plate 3 are all made of aluminum alloy. The use of aluminum alloy can reduce the overall weight of the bracket and facilitate installation and disassembly.

[0026] Advantageously, a length scale is provided on the top plate 1 to facilitate observation of the distance between the first side plate 2 and the second side plate 3 .

[0027] Advantageously, the length of the first side plate 2 is greater than that of the second side plate 3 , so that the first side plate 2 and the second side plate 3 can be used together.

[0028] Advantageously, an anti-skid pad 12 is provided between the bolt 10 nut and the top plate 1 , so that the second side plate 3 and the top plate 1 are fixed more tightly.

[0029] Working process of this utility model:

[0030] First, according to the thickness of wall AB, adjust the bolt 10 and the nut 11 so that the bolt 10 moves horizontally along the horizontal long hole 8, driving the second side panel 3 to move, so as to find the clamping distance between the first side panel 2 and the second side panel 3 that suits the requirements, and then find a thin plate to insert between the first side panel and the limit device 4, the thin plate supports the protrusion 402 so that the protrusion 402 horizontally compresses the spring 404, the telescopic rod 405 serves to fix the protrusion 402, so that the protrusion 402 moves horizontally along the telescopic rod 405, and then move the first side panel 2 so that the length of the first side panel 2 on the lower side of the top panel 1 meets the use requirements, at this time, pull out the thin plate, the spring 404 stretches and drives the protrusion 402 to move horizontally along the telescopic rod 405, at this time, the protrusion 402 is stuck in the groove 6 on the first side panel 2 to prevent the first side panel 2 from moving up and down.

[0031] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A variable height AB wall formwork positioning bracket, characterized by: The invention comprises a top plate (1), a first side plate (2) and a second side plate (3), wherein the second side plate (3) is in an "L" shape, wherein the middle portion of the top plate (1) is provided with four mutually parallel horizontal long holes (8) distributed in a rectangular shape, wherein the top plate (1) is provided with two mutually parallel vertical long holes (7) near the outer side, wherein the horizontal long hole (8) is located between the two vertical long holes (7), and wherein the top plate (1) is further provided with a plurality of pairs of limit devices (4) and support blocks (5), wherein the support blocks (5) and the limit devices (4) are respectively located on both sides of the vertical long holes (7). The side surface of the support block (5) and the limiting device (4) is in the same horizontal plane as the inner wall of the vertical long hole (7); the support block (5) is distributed between the two vertical long holes (7); a plurality of grooves (6) are evenly arranged on the outer side of the first side plate (2); a through hole (9) is arranged on the second side plate (3); a bolt (10) passes through the horizontal long hole (8) and the through hole (9); the top plate (1) and the second side plate (3) are clamped and fixed to each other by bolts (10) and nuts (11); and the first side plate (2) passes through the vertical long hole (7).

2. A variable height AB wall formwork positioning bracket as claimed in claim 1, characterized in that: The limiting device (4) further comprises a housing (401), a protrusion (402), a spring (404) and a telescopic rod (405); a cavity (406) is arranged inside the housing (401); a circular opening is arranged on one side of the cavity (406); an annular protrusion (403) is arranged at the bottom of the protrusion (402); the inner diameter of the cavity (406) and the diameter of the annular protrusion (403) are the same; the diameter of the protrusion (402) and the opening diameter of the cavity (406) are the same; The diameter of the protrusion (402) is smaller than the diameter of the annular protrusion (403); the bottom of the telescopic rod (405) is connected to the bottom of the cavity (406); the top of the telescopic rod (405) is connected to the bottom of the protrusion (402); the bottom of the spring (404) is connected to the bottom of the cavity (406); the top of the spring (404) is connected to the bottom of the protrusion (402); the telescopic rod (405) passes through the inside of the spring (404); and the protrusion (402) and the groove (6) cooperate with each other.

3. A variable height AB wall formwork positioning bracket as claimed in claim 1, characterized in that: The top plate (1), the first side plate (2) and the second side plate (3) are all made of aluminum alloy.

4. A variable height AB wall formwork positioning bracket as claimed in claim 1, characterized in that: The top plate (1) is provided with a length scale.

5. A variable height AB wall formwork positioning bracket as claimed in claim 1, characterized in that: The length of the first side plate (2) is greater than the length of the second side plate (3).

6. A variable height AB wall formwork positioning bracket as claimed in claim 1, characterized in that: An anti-slip pad (12) is also provided between the bolt (10), the nut and the top plate (1).

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