CN110080276B

CN110080276B - Tower footing rag bolt locating template device

Info

Publication number: CN110080276B
Application number: CN201910436831.6A
Authority: CN
Inventors: 冉建平; 赵博
Original assignee: Henan Haipeng Power Transmission And Transfer Engineering Co ltd
Current assignee: Haipeng Construction Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-12-15
Anticipated expiration: 2039-05-23
Also published as: CN110080276A

Abstract

The invention discloses a tower footing foundation bolt positioning template device, which belongs to the technical field of power transmission tower construction, and comprises a positioning frame, wherein at least four groups of positioning holes which are arranged in a square shape are formed in the positioning frame; the positioning block is arranged corresponding to the mounting hole, fixed on the positioning frame and positioned on one side of the axis of the mounting hole, and a fixing groove is further formed in the side wall, close to one side of the axis of the mounting hole, of the positioning block; the rotating block is rotatably connected to the positioning frame and provided with a fixed support arm matched with the positioning block, a fixed groove II is formed in one side wall of the fixed support arm, and the fixed support arm can be coupled with the positioning block when the rotating block rotates; the linkage device is arranged on the positioning frame and used for driving the plurality of rotating blocks to rotate synchronously and in the same direction; when the fixed support arm is coupled with the positioning block, a through hole is limited by the second fixing groove and the fixing groove, and the inner diameter of the through hole is equal to the outer diameter of the foundation bolt. The invention can realize the purpose of quickly and synchronously separating the positioning mould from the foundation bolt.

Description

Tower footing rag bolt locating template device

Technical Field

The invention belongs to the technical field of power transmission tower construction, and particularly relates to a positioning structure for foundation bolts.

Background

The high-voltage line tower is an important facility in the operation of modern power systems, and can be used for overhead wires and play a role in protection and support. The foundation of current high-voltage line tower generally installs 4 groups or more than 4 rag bolts that are used for fixed line tower, and aforementioned rag bolt is generally square and arranges. During the pouring process of the tower footing, bolts of all the foundation feet need to be positioned. The positioning die of the foundation bolt of the existing tower footing comprises a horizontal supporting beam arranged above the tower footing in a crossing mode and a positioning template for fixing all the foundation bolts, wherein the positioning template is provided with positioning holes according to the positions of the foundation bolts and is fixedly provided with nuts, all the foundation bolts are fixed on the template through the nuts, then the template is fixed on the beam, after pouring is completed, the fixing nuts of all the foundation bolts are required to be dismounted one by one, and then the positioning template is taken down. Therefore, the prior art has the problem that the efficiency of separating the foundation bolt from the positioning die is low, particularly, the hidden danger that the corners of the tower footing are damaged exists in the process of detaching the fixing nuts one by one on the tower footing by workers after the pouring of the tower footing is finished, and the corners of the tower footing specified in the national standard cannot be damaged and lost. Therefore, there is a need to develop a positioning structure capable of rapidly and synchronously separating all the anchor bolts from the positioning mold, so as to improve the construction efficiency.

Disclosure of Invention

The invention aims to: the problem of separating rag bolt and positioning die one by one and having inefficiency among the prior art is provided a column foot rag bolt locating template device to realize quick, the synchronous purpose of separating on with positioning die and rag bolt.

The technical scheme adopted by the invention is as follows:

a tower footing rag bolt locating template device includes:

the positioning frame is provided with at least four groups of positioning holes which are arranged in a square shape, and one group of positioning holes comprises at least one mounting hole;

the positioning block is arranged corresponding to the mounting hole, the positioning block is fixed on the positioning frame and positioned on one side of the axis of the mounting hole, and a fixing groove is further formed in the side wall, close to one side of the axis of the mounting hole, of the positioning block;

the rotating block is rotatably connected to the positioning frame and provided with a fixed support arm matched with the positioning block, a fixed groove II is formed in one side wall of the fixed support arm, and the fixed support arm can be coupled with the positioning block when the rotating block rotates; and

the linkage device is arranged on the positioning frame and used for driving the plurality of rotating blocks to rotate synchronously and in the same direction;

when the fixed support arm is coupled with the positioning block, a through hole is limited by the second fixing groove and the fixing groove, and the inner diameter of the through hole is equal to the outer diameter of the foundation bolt.

Optionally, the linkage comprises:

the rotating disc is rotatably connected to the positioning frame, and the rotating axis of the rotating disc penetrates through the center of a square formed by the multiple groups of positioning hole arrays;

the rotating arms are circumferentially and uniformly distributed on the side wall of the rotating disc, the rotating arms and the rotating blocks are arranged in a one-to-one correspondence manner, and the outer ends of the rotating arms are provided with a sliding block;

the connecting rod is provided with a first end fixedly connected with the rotating block and a second end provided with a sliding groove along the length direction of the connecting rod;

wherein, the slide block is arranged in the chute and can slide in the chute.

Optionally, the axis of the connecting rod intersects the axis of rotation of the rotating block.

Optionally, the positioning block is L-shaped.

Optionally, the group of positioning holes comprises mounting holes arranged in a square shape, the number of the positioning blocks is correspondingly increased, and the rotation directions of the positioning blocks are the same;

and the distance from the axis of the fixed groove to the rotating axis of the rotating block is equal to the distance from the axis of the second fixed groove to the rotating axis of the rotating block.

Optionally, the outer side wall of the rotating block is uniformly provided with a plurality of fixed support arms, and the rotating directions of the fixed support arms are the same.

Optionally, a first hole is formed in the positioning frame, a second through hole is formed in the rotating disc, and a bolt is sleeved in the second through hole;

when the fixed support arm is coupled with the positioning block, the first hole is collinear with the axis of the second through hole, and the bolt is inserted into the first hole.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the foundation bolt is fastened by the through hole defined by the coupling action of the rotary fixed support arm and the fixed positioning block, so that the foundation bolt is quickly positioned, and the positioning die can be quickly disassembled, thereby improving the construction efficiency.

2. According to the invention, the plurality of fixed support arms are driven to rotate by the rotating block, and the plurality of through hole arrays which are arranged in a square shape are synchronously limited by the rotating fixed support arms and the positioning blocks of the fixed arrays in a coupling manner, so that a plurality of foundation bolts are synchronously positioned, the foundation bolts of the same array on the same tower footing are synchronously and quickly positioned, and the construction efficiency is improved. Meanwhile, the rotating block rotates reversely, and the fixed support arm is separated from the corresponding positioning block, so that the positioning die can be detached. Compared with the mode of screwing nuts one by one in the prior art, the method obviously improves the positioning and disassembling efficiency of the die, and also avoids the hidden trouble that the tower footing is damaged because the nuts are disassembled one by one on the tower footing in the prior art.

3. According to the invention, a double-rocker structure is formed by the rotating disc, the rotating arm on the rotating disc, the connecting rod fixedly connected with the rotating block and the sliding block chute structure connected with the connecting rod and the rotating arm, and at least 4 groups of double-rocker structures are arranged on the outer side wall of the rotating disc, so that the purpose of rotating the rotating disc to drive at least 4 rotating blocks to synchronously rotate is realized, and the foundation bolts are synchronously fastened or released by positioning holes and mounting holes of all standard arrays on the positioning frame on each tower footing. The anchor bolt is prevented from being screwed into the fixing nut one by one in the prior art, or the fixing nut is screwed off from the anchor bolt one by one in the prior art, so that the mounting and dismounting efficiency of the positioning die and the anchor bolt is remarkably improved.

Drawings

FIG. 1 is a schematic view of a pilot hole of the present invention;

FIG. 2 is a top view of the positioning block assembly of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a top view of the spacer of the present invention;

FIG. 5 is a schematic view of the installation of the latch of the present invention;

the labels in the figure are: 1-a positioning frame, 101-a mounting hole, 102-a hole I, 2-a positioning block, 201-a fixing groove, 3-a rotating block, 301-a fixing support arm, 302-a fixing groove II, 4-a bolt, 5-a rotating disc, 501-a rotating arm, 6-a connecting rod and 601-a sliding groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A tower footing foundation bolt positioning template device comprises a positioning frame 1, wherein at least four groups of positioning holes which are arranged in a square shape are formed in the positioning frame 1, and each group of positioning holes comprises at least one mounting hole 101. In some embodiments, the positioning frame 1 is a rectangular plate, a set of mounting holes 101 are respectively formed in four corners of the rectangular plate, the shape of the mounting holes 101 is not limited, and a circular hole, an elliptical hole or other modes through which an anchor bolt can pass can be adopted. In some embodiments, referring to fig. 4, the positioning frame 1 may be a frame structure, and includes 4 small frames in a square arrangement, and the holes on the small frames are the mounting holes 101. The 4 small frames shaped like the Chinese character 'jing' are sequentially fixedly connected through 4 cross beams in a welding or other equivalent mode to form an integral frame, a disc is welded at the central part of the integral frame in a welding or other equivalent mode, and a through hole is formed in the center of the disc.

The positioning block 2 is arranged corresponding to the mounting hole 101, the positioning block 2 is fixed on the positioning frame 1 and located on one side of the axis of the mounting hole 101, and a fixing groove 201 is further formed in the side wall, close to the axis of the mounting hole 101, of the positioning block 2. In some embodiments, a part of the bottom of the positioning block 2 is fixed to the upper end surface of the positioning frame 1 by welding or the like, and a part of the bottom of the positioning block 2 is suspended above the mounting hole 101 while the fixing groove 201 is vertically arranged, so that the fixing groove 201 is communicated with the mounting hole 101.

Rotatory piece 3, rotatory piece 3 rotate to be connected on locating rack 1, offer a hole on locating rack 1, an downthehole articulated shaft of installation, rotatory piece passes through the articulated shaft and rotates relative locating rack 1 on the horizontal plane. And the rotating block 3 is provided with fixed support arms 301 matched with the positioning blocks 2, namely, the fixed support arms 301 and the positioning blocks 2 are arranged in a one-to-one correspondence manner. A second fixing groove 302 is vertically formed on a side wall of the fixing arm 301 corresponding to the fixing groove 201 of the positioning block 2. When the rotating block 3 rotates, the fixed support arm 301 can be coupled with the positioning block 2; when the fixing arm 301 is coupled to the positioning block 2, the second fixing groove 302 and the fixing groove 201 define a through hole, and the inner diameter of the through hole is equal to the outer diameter of the anchor bolt. The foundation bolt penetrates through the through hole and is fastened through friction force between the hole wall of the through hole and the foundation bolt. When dismantling after the completion is pour to the column foot, with rotatory 3 reverse rotations, fixed support arm 301 and locating piece 2 no longer couple break away from each other, slide locating rack 1 upwards along rag bolt this moment, can convenient and fast's synchronous release with positioning die, and needn't twist fixation nut one by one like prior art to dismantlement efficiency has been improved. Optionally, the rotation direction of the fixed arm 301 is opposite to the rotation direction of the positioning block 2, so that the rotation block 3 and the positioning block 2 are quickly coupled.

Since the positioning holes at least comprise 4 groups and are distributed in a square shape, the rotating blocks 3 at least comprise 4 groups and are also arranged in a square shape. In order to rotate the plurality of rotating blocks 3 synchronously and in the same direction, a linkage device is provided on the positioning frame 1.

The linkage device includes: the rotating disc 5 is rotationally connected to the positioning frame 1, and the rotating axis of the rotating disc 5 penetrates through the center of a square formed by the multiple groups of positioning hole arrays; the rotating arms 501 are circumferentially and uniformly distributed on the side wall of the rotating disc 5, the rotating arms 501 are arranged in one-to-one correspondence with the rotating blocks 3, and the outer ends of the rotating arms 501 are provided with a sliding block; the connecting rod 6 is provided with a first end fixedly connected with the rotating block 3 and a second end provided with a sliding groove 601 along the length direction of the connecting rod 6; the sliding block is disposed in the sliding groove 601 and can slide in the sliding groove 601.

In some embodiments, the rotating disc 5 is hinged to the spacer 1 by means of a vertically arranged hinge shaft, so that the rotating disc can rotate in a horizontal plane. At least 4 rotating arms 501 are formed on the outer side wall of the rotating disc 5 in the radial direction of the rotating disc 5, and the plurality of rotating arms 501 are arranged uniformly.

In some embodiments, the rotating arms 501 may also be formed to extend outward in a tangential direction of any concentric circle of the rotating disk 5.

The upper end face or the lower end face of the outermost end of the rotating arm 501 is provided with a sliding block, the axis of the sliding block is vertical, and the sliding block is fixed on the rotating arm 501 through welding or other equivalent methods.

In some embodiments, the connecting rod 6 is a straight rod, the first end of the straight rod is sleeved on the hinge shaft of the corresponding rotating block, and the connecting rod 6 and the rotating block 3 are fixedly connected through welding, a thimble or a positioning pin, so that the whole connecting rod 6 and the rotating block 3 keep synchronous rotation. The top end face of the second end is provided with a sliding groove 601 with a waist-shaped hole or a straight groove or other equivalent forms along the length direction of the connecting rod 6.

The slider is mounted in the sliding slot 601 and slides in the sliding slot 601.

In some embodiments, the positioning block 2 is L-shaped, so that the connection area between the positioning block 2 and the positioning frame 1 is larger, the stress is better, and the connection is more stable.

Referring to fig. 1, 2, 3 and 4, in an exemplary embodiment, the positioning frame 1 has 4 sets of positioning holes distributed in a square shape, and each set of positioning holes includes 4 mounting holes 101 arranged in a square shape. The mounting holes 101 are shaped holes, and the mounting holes 101 are distributed clockwise by taking the smaller inner diameter end of the mounting holes 101 as the positive direction. The number of the positioning blocks 2 is 4, the positioning blocks 2 are L-shaped, and the rotation directions of the 4 positioning blocks 2 are the same and are also distributed clockwise. The long arm section is fixed on the positioning frame 1 through welding or other equivalent methods, and a part of the short arm section is fixed on the top end surface of the positioning frame 1 through welding or other equivalent methods, and a part of the short arm section on the mounting hole 101 is suspended. The short arm section is integrally located on one side of the axis of the installation hole 101, a fixing groove is vertically formed in the side wall of one side close to the axis of the installation hole 101, and the cross section of the fixing groove is preferably semicircular.

Correspondingly, the outer side wall of the rotating block 3 is circumferentially provided with 4 fixed support arms 301 corresponding to the positioning blocks 2 one by one, the axes of the fixed support arms 301 are tangent lines of virtual circles of circle centers on the rotating axis of the rotating block 3, and the rotating directions of the 4 fixed support arms 301 are the same, namely, the fixed support arms are distributed anticlockwise. And the distance from the axis of the fixing groove 201 to the rotation axis of the rotation block 3 is equal to the distance from the axis of the fixing groove two 302 to the rotation axis of the rotation block 3. Therefore, when the rotating block 3 rotates, the fixed arm 301 rotates along with the rotating block until the fixed arm 301 is attached to the positioning block 2, so that the second fixed groove 302 and the fixed groove 201 form a through hole communicated with the mounting hole 101, the anchor bolt penetrates through the through hole, and the anchor bolt is fastened through friction between the hole wall of the through hole and the anchor bolt.

In this embodiment, when the anchor bolts are positioned, the positioning frame 1 is first fixed on the foundation pit of the tower on the ground by the existing methods such as the bracket and the beam, and then the anchor bolts are sleeved in the corresponding mounting holes 101, one anchor bolt is placed in each mounting hole 101, and the anchor bolts are placed by the groove wall of the fixing groove 201. Rotating disc 5 rotates clockwise, and rotating disc 5 drives 4 rotor arms 501 to rotate clockwise, and the slider on rotor arms 501 slides in spout 601, and simultaneously, the slider forces connecting rod 6 to drive rotating block 3 to rotate counterclockwise. The rotating block 3 rotates to drive the fixed support arm 301 to rotate until the fixed groove 201 and the second fixed groove 302 are coupled to define a through hole, and the foundation bolts are fastened in the through hole, so that the foundation bolts in 16 mounting holes 101 in 4 groups of positioning holes are synchronously installed and fastened. After the completion is pour to the column foot, when dismantling location structure, the antiport rolling disc 5, and then through rotor arm 501, connecting rod 6 with rotatory 3 antiport of piece, fixed support arm 301 and locating piece 2 break away from, have promptly removed the fixed to rag bolt in step, slide locating rack 1 along rag bolt up this moment, can convenient and fast break away from positioning die and rag bolt, and need not twist fixation nut one by one like prior art to dismantlement efficiency has been improved.

Referring to fig. 2 and 3, in some embodiments, the positioning frame 1 is provided with a first hole 102, the rotating disc 5 is provided with a second through hole, and a bolt 4 is sleeved in the second through hole; when the fixing arm 301 is coupled with the positioning block 2, the first hole is collinear with the axis of the second through hole, and the pin 4 is inserted into the first hole 102. The insertion of the latch 4 into the aperture 102 causes the rotatable disc 5 to remain stationary relative to the spacer 1. The design of bolt 4 can conveniently keep the existence of through-hole, keeps the frictional force between the pore wall of through-hole and the rag bolt simultaneously, makes things convenient for rag bolt's locking fastening and dismantlement simultaneously.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a tower footing rag bolt locating template device which characterized in that includes:

the positioning device comprises a positioning frame (1), wherein at least four groups of positioning holes which are arranged in a square shape are formed in the positioning frame (1), and one group of positioning holes comprises at least one mounting hole (101);

the positioning block (2) is arranged corresponding to the mounting hole (101), the positioning block (2) is fixed on the positioning frame (1) and is positioned on one side of the axis of the mounting hole (101), and a fixing groove (201) is further formed in the side wall, close to one side of the axis of the mounting hole (101), of the positioning block (2);

the rotating block (3) is rotatably connected to the positioning frame (1), a fixed support arm (301) matched with the positioning block (2) is arranged on the rotating block (3), a second fixed groove (302) is formed in one side wall of the fixed support arm (301), and when the rotating block (3) rotates, the fixed support arm (301) can be coupled with the positioning block (2); and

the linkage device is arranged on the positioning frame and is used for driving the plurality of rotating blocks (3) to rotate synchronously and in the same direction;

when the fixed support arm (301) is coupled with the positioning block (2), the second fixing groove (302) and the fixing groove (201) define a through hole, and the inner diameter of the through hole is equal to the outer diameter of the foundation bolt.

2. The tower footing bolt positioning template device of claim 1, wherein the linkage comprises:

the rotating disc (5) is rotatably connected to the positioning frame (1), and the rotating axis of the rotating disc (5) penetrates through the center of a square formed by a plurality of groups of positioning hole arrays;

the rotating arms (501) are uniformly distributed on the side wall of the rotating disc (5) in the circumferential direction, the rotating arms (501) and the rotating blocks (3) are arranged in a one-to-one correspondence mode, and a sliding block is arranged at the outer end of each rotating arm (501);

the connecting rod (6) is provided with a first end fixedly connected with the rotating block (3) and a second end provided with a sliding groove (601) along the length direction of the connecting rod (6);

the sliding block is arranged in the sliding groove (601) and can slide in the sliding groove (601).

3. The tower footing anchor bolt positioning template device of claim 2, wherein: the axis of the connecting rod intersects with the rotation axis of the rotating block.

4. The tower footing anchor bolt positioning template device of claim 1, wherein: the positioning block (2) is L-shaped.

5. The tower footing anchor bolt positioning template device of claim 1, wherein: the group of positioning holes comprises 4 mounting holes (101) which are arranged in a square shape, 4 positioning blocks (2) are correspondingly arranged, and the rotating directions of the 4 positioning blocks (2) are the same;

and the distance from the axis of the fixed groove (201) to the rotating axis of the rotating block (3) is equal to the distance from the axis of the fixed groove II (302) to the rotating axis of the rotating block (3).

6. The tower footing anchor bolt positioning template device of claim 5, wherein: 4 fixed support arms (301) are evenly distributed on the outer side wall of the rotating block (3), and the rotating directions of the 4 fixed support arms (301) are the same.

7. The tower footing anchor bolt positioning template device of claim 2, wherein: a first hole (102) is formed in the positioning frame (1), a second through hole is formed in the rotating disc (5), and a bolt (4) is sleeved in the second through hole;

when the fixed arm (301) is coupled with the positioning block (2), the first hole is collinear with the axis of the second through hole, and the bolt (4) is inserted into the first hole (102).