CN219586712U

CN219586712U - Support arrangement for steel reinforcement cage for construction

Info

Publication number: CN219586712U
Application number: CN202322021529.9U
Authority: CN
Inventors: 罗文杰; 王倩; 姜汉; 罗文涛; 孙宝燕; 袁海昌
Original assignee: Leling Tianqi Construction Engineering Co ltd
Current assignee: Leling Tianqi Construction Engineering Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2023-08-25
Anticipated expiration: 2033-07-31

Abstract

The utility model belongs to the technical field of construction of reinforcement cages of building pile foundations, and particularly relates to a support device of a reinforcement cage for building construction, which comprises a first disc and a second disc which are coaxially arranged, wherein a spacing adjusting mechanism is arranged between the first disc and the second disc; n guide blocks are uniformly distributed on the circumference of the first disc, n is more than or equal to 4, and each guide block is provided with a guide through hole; each guide block is provided with a pushing piece in a matching way, each pushing piece comprises a guide ejector rod and a U-shaped head which are integrally connected, the U-shaped head is fixed at the end A of the guide ejector rod, and the guide ejector rod and the guide through hole form a pair of linear moving pairs; n hinge lugs are uniformly distributed on the circumference of the second disc; the device also comprises n connecting rods, wherein the connecting rods, the hinge lugs and the pushing pieces are arranged in one-to-one correspondence, one end of each connecting rod is hinged with the end B of the guide ejector rod, and the other end of each connecting rod is hinged with the hinge lug; by adopting the technical scheme, the adjustment workload is small, and the shape stability of the reinforcement cage can be better ensured.

Description

Support arrangement for steel reinforcement cage for construction

Technical Field

The utility model belongs to the technical field of construction of reinforcement cages of building pile foundations, and particularly relates to a support device of a reinforcement cage for building construction.

Background

The foundation is the foundation of a building, the concrete filling pile is a deep foundation type pile foundation widely applied to projects such as high-rise buildings, bridges, high-speed rails and the like, and the reinforcement cage is an important component of the concrete filling pile.

Regarding how to increase the shape stability of the reinforcement cage, the current operation means in the industry is generally to add supporting devices in the reinforcement cage, such as: the Chinese patent with publication number of CN219241067U discloses an adjustable reusable circular reinforcement cage inner supporting device, and the Chinese patent with publication number of CN219343782U discloses a general reinforcement cage supporting device.

In the two patent technologies, the radial positions of the main reinforcements in the reinforcement cage are adjusted one by one in an adjustable mode, and the adjustment mode has the following defects: the section shape of the reinforcement cage cannot be integrally adjusted, and the adjustment workload is large.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a support device for a reinforcement cage for building construction.

The technical scheme of the utility model is as follows:

the supporting device of the reinforcement cage for building construction comprises a first disc and a second disc which are coaxially arranged, wherein a spacing adjusting mechanism is arranged between the first disc and the second disc and is used for adjusting the spacing between the first disc and the second disc;

n guide blocks are uniformly distributed on the circumference of the first disc, n is more than or equal to 4, and each guide block is provided with a guide through hole; each guide block is provided with a pushing piece in a matching way, each pushing piece comprises a guide ejector rod and a U-shaped head which are integrally connected, the U-shaped head is fixed at the end A of the guide ejector rod, and the guide ejector rod and the guide through hole form a pair of linear moving pairs;

n hinge lugs are uniformly distributed on the circumference of the second disc;

the device also comprises n connecting rods, wherein the connecting rods, the hinge lugs and the pushing parts are arranged in one-to-one correspondence;

one end of the connecting rod is hinged with the end head B of the guide ejector rod, and the other end of the connecting rod is hinged with the hinge lug.

Further, n=6.

Further, the interval adjusting mechanism comprises a nut A, a nut B and a double-head positive and negative tooth bolt, a threaded through hole A is formed in the center of the nut A, threads of the threaded through hole A are right-handed threads, and the nut A penetrates through and is fixedly connected with the first disc coaxially; the center of the nut B is provided with a threaded through hole B, the threads of the threaded through hole B are left-handed threads, and the nut B penetrates through and is fixedly connected with the second disc in a coaxial manner; the double-head positive and negative tooth bolt comprises a first section and a second section, wherein the first section is provided with a right-handed external thread, and the second section is provided with a left-handed external thread; the first section of the double-head positive and negative tooth bolt is in threaded connection with the nut A, and the second section of the double-head positive and negative tooth bolt is in threaded connection with the nut B.

Further, both ends of the double-head positive and negative tooth bolt are provided with inner hexagons.

Further, the first disc comprises an outer annular disc and an inner annular disc which are coaxially arranged, and the outer annular disc is fixedly connected with the inner annular disc through a plurality of connecting plates; the guide block is arranged on the outer circular ring disc, and the nut A is fixedly connected with the inner circular ring disc; the second disc comprises a circular disc, the hinge lug is arranged on the edge of the circular disc, and the nut B is fixedly connected with the circular disc.

The utility model has the following beneficial effects:

through the interval between interval adjustment mechanism adjustment first disc and the second disc, can the position of n U type heads of overall adjustment, U type head is used for supporting the main reinforcement of steel reinforcement cage, and adjustment work load is little, can also guarantee the shape stability of steel reinforcement cage better.

Drawings

Fig. 1 is a perspective view (one) of an embodiment of the present utility model.

Fig. 2 is a perspective view (two) of an embodiment of the present utility model.

Fig. 3 is a perspective view of a first disc in an embodiment of the utility model.

Fig. 4 is a perspective view of a second disc in an embodiment of the utility model.

Fig. 5 is a perspective view of a pusher member according to an embodiment of the present utility model.

FIG. 6 is a schematic view of a double-ended positive and negative threaded bolt in accordance with an embodiment of the present utility model.

Fig. 7 is a schematic application diagram of an embodiment of the present utility model.

In the figure: 1-a first disc, 101-an outer circular disc, 102-a connecting plate, 103-a guide block, 104-a guide through hole, 105-an inner circular disc, 106-a nut A and 107-a threaded through hole A; 2-second disc, 201-circular ring disc, 202-nut B, 203-threaded through hole B, 204-hinge lug; 3-pushing parts, 301-guide ejector rods, 302-U-shaped heads, 303-end heads A and 304-end heads B; 4-connecting rods, 5-double-head positive and negative tooth bolts, 501-a first section, 502-a second section and 503-an inner hexagon; 6-main reinforcing steel bar.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

1-2, the supporting device of the reinforcement cage for building construction comprises a first disc 1 and a second disc 2 which are coaxially arranged, and further comprises a double-head positive and negative tooth bolt 5, 6 pushing pieces 3 and 6 connecting rods 4.

As shown in fig. 3, the first disc 1 comprises an outer annular disc 101 and an inner annular disc 105 which are coaxially arranged, and the outer annular disc 101 and the inner annular disc 105 are fixedly connected through 6 connecting plates 102 uniformly distributed on the circumference; 6 guide blocks 103 are uniformly distributed on the circumference of the outer circular disc 101, and each guide block 103 is provided with a guide through hole 104; the center of the inner annular disk 105 is coaxially and fixedly provided with a nut A106, the center of the nut A106 is provided with a threaded through hole A107, and the threads of the threaded through hole A107 are right-handed threads.

As shown in fig. 4, the second disc 2 includes a circular ring disc 201, 6 hinge lugs 204 are uniformly fixed on the periphery of the circular ring disc 201, a nut B202 is coaxially fixed at the center of the circular ring disc 201, a threaded through hole B203 is arranged at the center of the nut B202, and the threads of the threaded through hole B203 are left-handed threads.

As shown in fig. 6, the double-head positive and negative tooth bolt 5 comprises a first section 501 and a second section 502, wherein the first section 501 is provided with a right-handed external thread, and the second section 502 is provided with a left-handed external thread; the first section 501 of the double-ended positive and negative bolt 5 is in threaded connection with the nut A106, and the second section 502 of the double-ended positive and negative bolt 5 is in threaded connection with the nut B202. In order to facilitate manual screwing, both ends of the double-head positive and negative tooth bolt 5 are provided with inner hexagons 503, and screwing is achieved by means of corresponding outer hexagonal wrenches.

As shown in fig. 5, the pushing member 3 includes a guide ejector 301 and a U-shaped head 302 integrally connected, the U-shaped head 302 being fixed to a tip a303 of the guide ejector 301.

As shown in fig. 1, each guide block 103 is provided with a pushing piece 3 in a matching way, a guide ejector rod 301 and a guide through hole 104 on the corresponding guide block 103 form a pair of linear moving pairs, and the moving direction is intersected with the axis of the first disc 1; each pushing piece 3 is provided with a connecting rod 4 in a matching way, one end of the connecting rod 4 is hinged with the end B304 of the corresponding guide ejector rod 301, and the other end of the connecting rod 4 is hinged with the corresponding hinge lug 204 on the second disc 2.

Use of the present embodiment:

as shown in fig. 7, the present embodiment is disposed in the reinforcement cage, so that the U-shaped heads 302 on the 6 pushing members 3 face the corresponding main reinforcement bars 6, and the distance between the first disc 1 and the second disc 2 is adjusted by manually screwing the double-headed positive and negative threaded bolts 5, so that the positions of the U-shaped heads 302 are adjusted until all the U-shaped heads 302 can support the corresponding main reinforcement bars 6, thereby supporting the reinforcement cage and increasing the shape stability of the reinforcement cage.

The advantages of this embodiment are: the positions of the 6U-shaped heads 302 can be integrally adjusted by screwing the double-head positive and negative tooth bolts 5, the adjustment workload is small, and the shape stability of the reinforcement cage can be better ensured.

Claims

1. A support arrangement for steel reinforcement cage for construction, characterized by: the device comprises a first disc (1) and a second disc (2) which are coaxially arranged, wherein a spacing adjusting mechanism is arranged between the first disc (1) and the second disc (2) and is used for adjusting the spacing between the first disc (1) and the second disc (2);

n guide blocks (103) are uniformly distributed on the circumference of the first disc (1), n is more than or equal to 4, and each guide block (103) is provided with a guide through hole (104); each guide block (103) is provided with a pushing piece (3) in a matching way, each pushing piece (3) comprises a guide ejector rod (301) and a U-shaped head (302) which are integrally connected, the U-shaped heads (302) are fixed at the end A (303) of the guide ejector rod (301), and the guide ejector rods (301) and the guide through holes (104) form a pair of linear moving pairs;

n hinge lugs (204) are uniformly distributed on the circumference of the second disc (2);

the device also comprises n connecting rods (4), wherein the connecting rods (4), the hinge lugs (204) and the pushing pieces (3) are arranged in one-to-one correspondence;

one end of the connecting rod (4) is hinged with the end B (304) of the guide ejector rod (301), and the other end of the connecting rod (4) is hinged with the hinge lug (204).

2. The support device for a reinforcement cage for construction according to claim 1, characterized in that: n=6.

3. The support device for a reinforcement cage for construction according to claim 1, characterized in that: the interval adjusting mechanism comprises a nut A (106), a nut B (202) and a double-head positive and negative tooth bolt (5), wherein a threaded through hole A (107) is formed in the center of the nut A (106), the threads of the threaded through hole A (107) are right-handed threads, and the nut A (106) penetrates through and is fixedly connected with the first disc (1) in a coaxial manner; a threaded through hole B (203) is arranged in the center of the nut B (202), the threads of the threaded through hole B (203) are left-handed threads, and the nut B (202) penetrates through and is fixedly connected with the second disc (2) in a coaxial manner; the double-head positive and negative tooth bolt (5) comprises a first section (501) and a second section (502), wherein the first section (501) is provided with a right-handed external thread, and the second section (502) is provided with a left-handed external thread; the first section (501) of the double-head positive and negative tooth bolt (5) is in threaded connection with the nut A (106), and the second section (502) of the double-head positive and negative tooth bolt (5) is in threaded connection with the nut B (202).

4. A support device for a reinforcement cage for construction according to claim 3, characterized in that: both ends of the double-head positive and negative tooth bolt (5) are provided with inner hexagons (503).

5. A support device for a reinforcement cage for construction according to claim 3, characterized in that: the first disc (1) comprises an outer circular disc (101) and an inner circular disc (105) which are coaxially arranged, and the outer circular disc (101) and the inner circular disc (105) are fixedly connected through a plurality of connecting plates (102); the guide block (103) is arranged on the outer circular disc (101), and the nut A (106) is fixedly connected with the inner circular disc (105); the second disc (2) comprises a circular disc (201), the hinge lug (204) is arranged on the edge of the circular disc (201), and the nut B (202) is fixedly connected with the circular disc (201).