CN217840332U

CN217840332U - Pre-support for concrete beam

Info

Publication number: CN217840332U
Application number: CN202221684485.7U
Authority: CN
Inventors: 凌煦; 吕梁; 陈幸波; 尹卫群; 朱杰; 应瑞天
Original assignee: Zhejiang Zhonghao Construction Group Co ltd
Current assignee: Zhejiang Zhonghao Construction Group Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-11-18
Anticipated expiration: 2032-07-01

Abstract

The utility model relates to a concrete beam technical field just discloses a be used for concrete beam's preliminary bracing, has solved in the concrete beam in the process of using, because its self gravity, in addition the concrete beam receives the influence of other exogenic actions, leads to its easy problem that the phenomenon of ftractureing takes place after using, and it includes concrete beam, and concrete beam lateral wall atress position department is connected with down the locating piece, is connected with the locating piece on the board of concrete beam, connect through the connecting piece between lower locating piece and the last locating piece; the connecting piece comprises two inserting plates which are respectively connected with the lower positioning block and the upper positioning block, the two inserting plates are respectively inserted with pipe sleeves, the pipe sleeves are connected through a screw rod, and the screw rod is connected with a square block; the utility model discloses, through the connecting piece that sets up, can accomplish the back at concrete placement, play good supporting role to the concrete beam through the connecting piece to avoid its breaking occur phenomenon.

Description

Pre-support for concrete beam

Technical Field

The utility model belongs to the technical field of the concrete beam, specifically be a support in advance for concrete beam.

Background

Concrete is one of the leading civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, and additive and admixture which are added if necessary according to a certain proportion, and is formed by uniform stirring, compact forming, curing and hardening; the concrete beam is generally matched with a reinforcing steel bar for use, and in the using process of part of the concrete beam, the concrete beam is cracked under the action of other external force.

Therefore, in the using process of the concrete beam, due to the gravity of the concrete beam and the influence of other external forces on the concrete beam, the concrete beam is easy to crack after being used.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a support in advance for concrete beam, the effectual in-process of having solved at concrete beam in the use, because its self gravity, including concrete beam receives other exogenic actions's influence, leads to its to use the influence that the phenomenon of ftractureing takes place easily afterwards, leads to taking place the problem of the phenomenon of ftractureing easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: a pre-support for a concrete beam comprises the concrete beam, wherein a lower positioning block is connected to a stressed position on the side wall of the concrete beam, an upper positioning block is connected to a plate of the concrete beam, and the lower positioning block is connected with the upper positioning block through a connecting piece; the connecting piece comprises two inserting plates which are respectively connected with the lower positioning block and the upper positioning block, pipe sleeves are inserted into the two inserting plates, the pipe sleeves are connected through a screw rod, and a square block is connected onto the screw rod.

Preferably, a slot corresponding to the pipe sleeve is formed in the inserting plate, and the slot is in a strip structure.

Preferably, a fastening nut is arranged on the screw rod and used for locking the pipe sleeve.

Preferably, two ends of the screw rod are respectively in threaded connection with the two pipe sleeves, the thread directions of the two ends of the screw rod are opposite, and the number of the fastening nuts is two.

Preferably, one end of the screw is in threaded connection with one of the pipe sleeves, the other end of the screw is placed in the other pipe sleeve, and the number of the fastening nuts is one.

Preferably, through holes are formed in the two inserting plates, one through hole is connected with the lower positioning block, and the other through hole is connected with the upper positioning block in a rotating mode through a pin shaft.

Preferably, the concrete beam is externally and symmetrically provided with plate bodies, one of the plate bodies is connected with the lower positioning block, and the plate bodies are connected through screws.

Preferably, go up the locating piece and be connected with the board, the symmetric connection has the location muscle on the board, and the inside of concrete beam is arranged in to the location muscle.

Compared with the prior art, the beneficial effects of the utility model are that:

1) In the work, the connecting pieces can play a good role in supporting the plate on the concrete beam through the connecting pieces after the concrete pouring is finished, so that the support can provide stable pre-stressing force and can select the direction of the pre-stressing force; thereby avoiding the fracture phenomenon; can be used for climbing frames and the like and is additionally provided with a main structure beam connecting node; the problems of torsional deformation, cracking and the like of the concrete beam caused by insufficient torsional resistance and lateral force resistance in the common construction process are solved, and meanwhile, the concrete beam is simple to install, disassemble and manufacture, low in material consumption and low in cost.

2) In operation, through the screw rod that sets up, because the screw rod both ends homoenergetic drives the pipeline and removes, consequently only need rotate less number of turns can accomplish the installation to it, improved the efficiency of installation, and each part of connecting piece can the exclusive use, and be general part, consequently when damaging, only need change corresponding part can.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a second embodiment of the present invention;

in the figure: 1. a concrete beam; 2. a lower positioning block; 201. a plate body; 202. a screw; 3. an upper positioning block; 301. a plate; 302. positioning ribs; 4. a connecting member; 401. inserting plates; 402. a slot; 403. pipe sleeve; 404. a screw; 405. a square block; 406. fastening a nut; 407. and a through hole.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 to 3, the present invention relates to a pre-support for concrete beams, which has reliable performance and wide application, and can be used as a main structure beam connection node for external accessories such as climbing frames; the problems of torsional deformation, cracking and the like of the concrete beam caused by insufficient torsional resistance and lateral force resistance in the common construction process are solved, and meanwhile, the mounting, dismounting and manufacturing are simple, the material consumption is low, and the cost is low;

the concrete beam comprises concrete beams 1, wherein plate bodies 201 are symmetrically arranged outside the concrete beams 1, one plate body 201 is connected with a lower positioning block 2, and the plate bodies 201 are connected through screws 202; the upper positioning block 3 is connected with a plate 301, positioning ribs 302 are symmetrically connected to the plate 301, and the positioning ribs 302 are arranged inside the concrete beam 1;

the lower positioning block 2 is connected with the upper positioning block 3 through a connecting piece 4; the connecting piece 4 comprises two inserting plates 401, through holes 407 are formed in the two inserting plates 401, one through hole 407 is rotatably connected with the lower positioning block 2, and the other through hole 407 is rotatably connected with the upper positioning block 3 through a pin shaft; a slot 402 corresponding to the pipe sleeve 403 is formed in the inserting plate 401, and the slot 402 is in a strip structure; the two inserting plates 401 are inserted with pipe sleeves 403, the pipe sleeves 403 are connected through screws 404, and square blocks 405 are connected to the screws 404; a fastening nut 406 is arranged on the screw rod 404, and the fastening nut 406 is used for locking the pipe sleeve 403;

two ends of the screw rod 404 are respectively in threaded connection with the two pipe sleeves 403, the thread directions of the two ends of the screw rod 404 are opposite, and the number of the fastening nuts 406 is two;

when the plug board is used, firstly, the two pipe sleeves 403 are respectively in threaded connection with two ends of the screw rod 404, then one pipe sleeve 403 is inserted into the corresponding plug board 401, then the square block 405 is rotated through a tool, the square block 405 drives the screw rod 404 to rotate, two ends of the screw rod 404 respectively drive the two pipe sleeves 403 to rotate, so that the distance between the two pipe sleeves 403 is gradually increased, finally, the other pipe sleeve 403 is inserted into the other plug board 401, and finally, the two pipe sleeves are locked through the fastening nut 406.

In the second embodiment, different from the first embodiment, only one section of the screw 404 is provided with threads, and the number of the fastening nuts 406 is one; the working principle is basically the same as that of the first embodiment.

Claims

1. The pre-support for the concrete beam comprises the concrete beam (1), wherein a lower positioning block (2) is connected to a stress position on the side wall of the concrete beam (1), and an upper positioning block (3) is connected to a plate of the concrete beam (1), and is characterized in that the lower positioning block (2) is connected with the upper positioning block (3) through a connecting piece (4); the connecting piece (4) comprises two inserting plates (401), the two inserting plates (401) are respectively connected with the lower positioning block (2) and the upper positioning block (3), the two inserting plates (401) are all inserted with pipe sleeves (403), the pipe sleeves (403) are connected through screws (404), and the screws (404) are connected with square blocks (405).

2. A pre-support for a concrete beam according to claim 1, wherein: the inserting plate (401) is internally provided with an inserting groove (402) corresponding to the pipe sleeve (403), and the shape of the inserting groove (402) is a strip-shaped structure.

3. A pre-support for a concrete beam according to claim 2, wherein: and a fastening nut (406) is arranged on the screw rod (404), and the fastening nut (406) is used for locking the pipe sleeve (403).

4. A pre-support for a concrete beam according to claim 3, wherein: two ends of the screw rod (404) are respectively in threaded connection with the two pipe sleeves (403), the thread directions of the two ends of the screw rod (404) are opposite, and the number of the fastening nuts (406) is two.

5. A pre-support for a concrete beam according to claim 3, wherein: one end of the screw rod (404) is in threaded connection with one of the pipe sleeves (403), the other end of the screw rod (404) is placed in the other pipe sleeve (403), and the number of the fastening nuts (406) is one.

6. A pre-support for a concrete beam according to claim 1, wherein: through holes (407) are formed in the two inserting plates (401), one through hole (407) is connected with the lower positioning block (2) in a rotating mode, and the other through hole (407) is connected with the upper positioning block (3) in a rotating mode through a pin shaft.

7. A pre-support for a concrete beam according to claim 1, wherein: the concrete beam (1) is externally and symmetrically provided with plate bodies (201), one of the plate bodies (201) is connected with the lower positioning block (2), and the plate bodies (201) are connected through screws (202).

8. A pre-support for a concrete beam according to claim 1, wherein: go up locating piece (3) and be connected with board (301), symmetrical connection has location muscle (302) on board (301), and the inside of concrete beam (1) is arranged in to location muscle (302).