CN215562644U - Lattice column fixing device - Google Patents

Abstract

The utility model discloses a lattice column fixing device which comprises a main frame body, a connecting structure and a supporting structure, wherein the connecting structure is used for connecting lattice columns, the supporting structure is adjustable in height, the main frame body is fixedly connected with the supporting structure, the connecting structure is fixedly connected with the main frame body, the connecting structure is connected with four corners of the lattice columns, and the axes of the connected lattice columns are superposed with the vertical central line of the lattice column fixing device. The lattice column fixing device is simple in structure, the lattice column is connected to the lifting hook after the main frame body is adjusted to be horizontal, the mounting verticality of the lattice column can be guaranteed, 4 connecting points are formed between the lattice column and the fixing beam, shaking during pouring of the lattice column can be reduced, the lattice column can be prevented from rotating, high-precision verticality of the lattice column is guaranteed under the action of self gravity and the lattice column fixing device, and inclination is avoided.

Description

Lattice column fixing device

Technical Field

The utility model relates to the technical field of civil building foundation construction, in particular to a lattice column fixing device.

Background

When underground construction is carried out at present, a temporary lattice column is usually adopted as a supporting and bearing structure of a beam or a column to form a lattice type light building, compared with a conventional structure, the structure is high in construction speed, large in using area and high in anti-seismic performance, and is widely applied to underground structure construction. When carrying out interim lattice column construction, need guarantee that lattice column has better straightness that hangs down, if the straightness is relatively poor after the lattice column installation, its atress performance in vertical direction can receive the influence, and vertical bearing capacity is relatively poor promptly, can lead to the security and the stability of whole structure lower.

In the subway engineering construction of present super large deep basal pit, the lattice column often regards as the longeron for support transverse beam, guarantee transverse beam's safety and stability, the transversal square of personally submitting of general lattice column, when lattice column installation angle deviation is too big, its cross section can be parallelogram, the reinforcing bar is difficult to normally pass the lattice column, need cut the lattice column to match with the reinforcing bar, like this greatly reduced the bearing capacity of lattice column, not only can increase the engineering volume, still can prolong the engineering time.

SUMMERY OF THE UTILITY MODEL

The utility model provides a latticed column fixing device, which is simple in structure and convenient to control the mounting precision of a latticed column, and aims to solve the problems that the mounting precision of the latticed column cannot be guaranteed in the prior art, the latticed column is easy to incline and deviate during mounting or pouring and the like.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a lattice column fixing device, includes the body frame body, is used for connecting the connection structure and the height-adjustable's bearing structure of lattice column, the body frame body and bearing structure fixed connection, connection structure and body frame body fixed connection, connection structure connects four angles with lattice column and is connected, the axis of lattice column after the connection with lattice column fixing device's vertical central line coincidence.

The height-adjustable supporting structure is adjusted to enable the lattice column fixing device to be kept horizontal, the lattice columns are connected with the connecting structure on the main frame body, the axes of the lattice columns are heavy with the vertical neutral line of the lattice column fixing device and guarantee the vertical state of the lattice columns, the lattice columns are kept in the vertical state under the action of self gravity after being connected with the connecting structure, and the connecting structure is connected with the four corners of the lattice columns to enable the lattice columns to reduce shaking and not to rotate; when pouring, the lattice column rocks a little range under the effect of self gravity, even rock and also can reach the vertical state under the effect of self gravity, guaranteed the installation accuracy of lattice column, can not take place slope and skew when installation or pouring. .

Preferably, the supporting structure comprises supporting legs, an upright rod and a base, the supporting legs are in threaded connection with the upright rod, external threads are arranged on the outer surface of the upright rod, internal threads are arranged on the inner surface of the supporting legs, and the upright rod is rotated to realize height adjustment of the supporting structure; the pole setting is kept away from the one end of landing leg with base fixed connection. The height of the supporting structure is adjusted by rotating the vertical rod, so that the horizontal state of the lattice column fixing device is adjusted, and the lattice column can be vertically installed.

Preferably, the main frame body comprises four cross rods, two ends of each cross rod are fixedly connected to the support legs to form a rectangular main frame body, and the length-width ratio of the rectangular main frame body is the same as that of the cross section of the latticed column. The both ends of horizontal pole are fixed and are formed the body frame body on the landing leg and show that the landing leg is located four angles of the body frame body, and the aspect ratio is the same for latticed post cross section is concentric with the body frame body, and consequently four angles of latticed post are located the line of central point and landing leg, and the orientation of landing leg is the direction at four angles of latticed post promptly, and the direction that changes latticed post fixing device landing leg can change the direction at four angles of latticed post, is convenient for control and the rotation of confirming the latticed post.

Preferably, the connecting structure comprises four fixing beams, the two ends of each fixing beam are fixedly connected to the cross rods, the two fixing beams are perpendicularly fixed to the long edges of the main frame body of the rectangle, the distance between the fixing beams is the same as the long edges of the cross section of the lattice column, the two fixing beams are perpendicularly fixed to the wide edges of the main frame body of the rectangle, the distance between the fixing beams is the same as the wide edges of the cross section of the lattice column, and four corners of the lattice column are correspondingly connected to the intersection of every two fixing beams. The four fixed beams are staggered to form a frame with the same cross section shape as the lattice column, the four corners of the lattice column are connected to the four corners of the frame, the position of the frame is the position of the lattice column, the position of the frame is determined by the position of the lattice column fixing device, and the position column of the lattice column is determined by the position of the supporting leg.

Preferably, the intersection of every two fixed beams is provided with a hook. The suspension enables the lattice column to be vertical under its own weight.

Preferably, the cross bar is welded with the supporting legs, and the fixed beam is welded with the cross bar.

Preferably, the bottom surface of the base is provided with a non-slip mat.

Preferably, the cross section of the lattice column and the main frame body are both square.

Therefore, the utility model has the following beneficial effects: crisscross formation of fixed beam is the same square frame with lattice column cross section, four angles of lattice column are connected on four angles of square frame, the angle of square frame, the center of landing leg and lattice column cross section is on same straight line, consequently, confirm the mounted position of lattice column and can confirm lattice column fixing device's mounted position, connect the lattice column on the lifting hook after adjusting the level of body frame body again, just can guarantee the installation straightness that hangs down of lattice column, lattice column and fixed beam have 4 tie points can enough reduce rocking when the lattice column is pour, can also prevent that the lattice column from taking place to rotate, the lattice column has guaranteed the straightness that hangs down of high accuracy under self gravity and lattice column fixing device's effect, can not take place the slope.

Drawings

FIG. 1 is a schematic structural view of a cross-sectional view of the present invention;

fig. 2 is a schematic diagram of a top view of the present invention.

In the figure: 1. landing leg 2, horizontal pole 3, fixed beam 4, base 5, pole setting 6, lifting hook.

Detailed Description

The utility model is further described with reference to the following detailed description and accompanying drawings.

In the embodiment shown in fig. 1 and 2, the lattice column fixing device of the present invention includes a main frame, a connecting structure for connecting lattice columns, and a height-adjustable supporting structure, wherein the main frame is fixedly connected to the supporting structure, the connecting structure is fixedly connected to the main frame, the connecting structure is connected to four corners of the lattice columns, the cross section of the lattice column is a great square, and the axis of the connected lattice column coincides with the vertical center line of the lattice column fixing device.

The supporting structure comprises supporting legs 1, a vertical rod 5 and a base 4, the supporting legs are in threaded connection with the vertical rod, external threads are arranged on the outer surface of the vertical rod, internal threads are arranged on the inner surface of the supporting legs, and the vertical rod is rotated to realize height adjustment of the supporting structure; the pole setting is kept away from the one end of landing leg with base fixed connection. And the bottom surface of the base is provided with an anti-slip pad.

The body frame body includes four horizontal poles 2, the transversal U-shaped that personally submits of horizontal pole, the horizontal pole is 14b # channel-section steel, and the both ends fixed connection of horizontal pole forms the body frame body of square on the landing leg, and the aspect ratio of the body frame body of rectangle is the same with the aspect ratio of lattice column cross section.

Connection structure includes four fixed beams 3, and the fixed beam is phi 20 screw-thread steel, fixed beam's both ends fixed connection in on the horizontal pole, two fixed beam vertical fixation are on the long limit of the body frame body of rectangle, and interval between the fixed beam is the same with the long limit of lattice column cross section, and two fixed beam vertical fixation are on the broadside of the body frame body of rectangle, and interval between the fixed beam is the same with the broadside of lattice column cross section, and four angles of lattice column correspond and connect in the crossing department of per two fixed beams.

The intersection of every two fixed beams is provided with a lifting hook 6. The cross bar is welded with the supporting legs, and the fixed beam is welded with the cross bar.

After the lattice column is hung into the hole site, the lattice column is temporarily fixed on the protective cylinder through the hanging ribs, a total station is used for calculating four accurate installation fixing points of the lattice column fixing device according to the axis of the theoretical installation position of the lattice column, the lattice column fixing device is erected at the measured position, the main frame body is kept horizontal through the adjustable vertical rod adjusting height, the lattice column hanging ribs are hung on a lifting hook of the lattice column fixing device, then concrete is poured, and the hanging ribs are cut after the concrete is initially set to take out the fixing device.

According to the utility model, the fixing beams are staggered to form the square frame with the same cross section as the lattice column, the four corners of the lattice column are connected to the four corners of the square frame, and the corners of the square frame, the supporting legs and the center of the cross section of the lattice column are on the same straight line, so that the mounting position of the lattice column can be determined by determining the mounting position of the lattice column, the lattice column is connected to the lifting hook after the level of the main frame body is adjusted, the mounting verticality of the lattice column can be ensured, 4 connecting points are arranged between the lattice column and the fixing beams, the shaking during pouring of the lattice column can be reduced, the lattice column can be prevented from rotating, the high-precision verticality of the lattice column is ensured under the action of the self gravity and the lattice column fixing device, and the inclination is avoided.

Claims (8)

1. The utility model provides a lattice column fixing device, characterized by, includes the body frame body, is used for connecting the connection structure and the height-adjustable's bearing structure of lattice column, the body frame body and bearing structure fixed connection, connection structure and body frame body fixed connection, connection structure connects four angles with lattice column and is connected, the axis of lattice column after the connection with lattice column fixing device's vertical central line coincidence.

2. The lattice column fixing device as claimed in claim 1, wherein the support structure comprises a leg, an upright and a base, the leg is in threaded connection with the upright, the outer surface of the upright is provided with external threads, the inner surface of the leg is provided with internal threads, and the upright is rotated to adjust the height of the support structure; the pole setting is kept away from the one end of landing leg with base fixed connection.

3. A lattice column fastening device as claimed in claim 2 wherein the frame comprises four cross bars, the ends of the cross bars being fixedly connected to the legs to form a rectangular frame, the rectangular frame having an aspect ratio which is the same as the aspect ratio of the cross section of the lattice column.

4. A lattice column fixing device as claimed in claim 3 wherein the connecting structure includes four fixing beams, the two ends of the fixing beams are fixedly connected to the cross bar, the two fixing beams are perpendicularly fixed to the long side of the rectangular main frame body, the distance between the fixing beams is the same as the long side of the cross section of the lattice column, the two fixing beams are perpendicularly fixed to the wide side of the rectangular main frame body, the distance between the fixing beams is the same as the wide side of the cross section of the lattice column, and the four corners of the lattice column are correspondingly connected to the intersection of every two fixing beams.

5. A lattice column fixing device as claimed in claim 4 in which the intersection of each two fixing beams is provided with a hook.

6. A lattice column fixing device as claimed in any one of claims 1 to 5 in which the cross bar is welded to the legs and the fixing beam is welded to the cross bar.

7. A lattice column securement device as claimed in claim 2, wherein the underside of the base is provided with a non-slip mat.

8. A lattice column fastening device as claimed in claim 1 wherein the cross-section of the lattice column and the main frame are square.

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