CN219431182U

CN219431182U - Fixing structure for prestress rib in plate

Info

Publication number: CN219431182U
Application number: CN202320750013.5U
Authority: CN
Inventors: 李敬华; 敬晓林; 惠敏; 陈转荣; 车国欣; 王俊
Original assignee: Guangdong Huakun Construction Group Co ltd
Current assignee: Guangdong Huakun Construction Group Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-28
Anticipated expiration: 2033-04-07

Abstract

The utility model provides an intra-plate prestress rib fixing structure, which comprises a supporting plate, wherein a first perforation is formed in the center of the supporting plate, a supporting pipe is fixedly arranged at the outer side of one end of the first perforation, a first convex plate and a second convex plate are fixedly arranged at the port of the supporting pipe, and the first convex plate and the second convex plate extend along the axial direction of the supporting pipe; the plane where the central line of the first convex plate and the axis of the support tube are positioned is vertical to the plane where the central line of the second convex plate and the axis of the support tube are positioned; two second perforations are formed in the first convex plate, and two third perforations are formed in the second convex plate; the novel steel reinforcement cage is novel and simple in structure, can be conveniently processed and produced, can be used for supporting and limiting the prestressed tendons, is convenient to connect and fix with an external steel reinforcement cage, and is convenient to operate.

Description

Fixing structure for prestress rib in plate

Technical Field

The utility model relates to the field of prestressed reinforcement installation accessories, in particular to an in-plate prestressed reinforcement fixing structure.

Background

The prestressed tendons can bring better tensile resistance or compressive resistance when in use, and are toughen in the construction industry; in the normal construction process, a prestressed reinforcement needs to be penetrated in a reinforcement cage, and then concrete is poured into the reinforcement cage; for installation of the prestressed tendons, a connecting and fixing structure is required to be arranged on the prestressed tendons in a penetrating mode, binding and fixing connection is carried out through binding belts or steel wire bars through the fixing structure and an external steel reinforcement cage, and therefore the whole prestressed tendons are placed according to the required positions;

most of the prior fixing structures only comprise a supporting plate and a supporting pipe fixed on the supporting plate, the edge of the supporting plate is provided with a perforation for a steel strip or a binding belt to pass through, a prestress rib passes through the supporting pipe, and the supporting plate is connected and matched with a reinforcement cage; the structure can play a certain fixed limiting effect, but a larger gap still exists between the supporting tube and the prestressed tendons, the fixing structure and the prestressed tendons are easy to loose or displace, the required fixing effect can be affected, the installation effect of the follow-up prestressed tendons is affected, the overall effect is poor, and the improvement is needed.

Disclosure of Invention

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide an in-plate prestress rib fixing structure which is novel and simple in structure, convenient to process and produce, capable of being used for prestress rib support and limiting, convenient to connect and fix with an external reinforcement cage, convenient to operate, capable of providing stable connection and effectively enhancing the overall construction effect.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an intra-plate prestress rib fixing structure, which comprises a supporting plate, wherein a first perforation is formed in the center of the supporting plate, a supporting pipe is fixedly arranged at the outer side of one end of the first perforation, a first convex plate and a second convex plate are fixedly arranged at the port of the supporting pipe, and the first convex plate and the second convex plate extend along the axial direction of the supporting pipe; the plane where the central line of the first convex plate and the axis of the support tube are positioned is vertical to the plane where the central line of the second convex plate and the axis of the support tube are positioned; two second through holes are formed in the first convex plate, and two third through holes are formed in the second convex plate.

In a preferred technical scheme of the utility model, the second perforation and the third perforation are bar-shaped holes extending along the axis of the support tube, two second perforation are symmetrically arranged about the plane of the center line of the first convex plate, and two third perforation are symmetrically arranged about the plane of the center line of the second convex plate.

In the preferred technical scheme of the utility model, two first clamping grooves which are oppositely arranged are arranged on the pipe wall of the support pipe, the first clamping grooves extend along the circumferential direction of the pipe wall of the support pipe and are arc-shaped, the first clamping grooves are communicated with the inside of the support pipe, and chord lengths at two ends of an inner hole port of each first clamping groove are larger than the radius of an inner hole of the support pipe and smaller than the diameter of the inner hole.

In the preferred technical scheme of the utility model, two second clamping grooves which are oppositely arranged are arranged on the pipe wall of the support pipe, the second clamping grooves extend along the circumferential direction of the pipe wall of the support pipe and are arc-shaped, the second clamping grooves are communicated with the inside of the support pipe, and chord lengths at two ends of an inner hole port of each second clamping groove are larger than the radius of an inner hole of the support pipe and smaller than the diameter of the inner hole; the second clamping groove is positioned at one side of the first clamping groove far away from the supporting plate; the central connecting lines of the two second clamping grooves and the central connecting lines of the two first clamping grooves are all along the axis of the supporting tube, and the two central connecting lines are vertical in space.

In the preferred technical scheme of the utility model, the supporting plate is of a rectangular structure, and the positions close to the edges and corners are all provided with fourth through holes.

In the preferred technical scheme of the utility model, a plurality of third clamping grooves are formed in the edge of the supporting plate, and the bottoms of the third clamping grooves are arc-shaped.

The beneficial effects of the utility model are as follows:

the utility model provides an in-plate prestress rib fixing structure which is novel and simple in structure and convenient to process and produce; the arrangement of the supporting tube can be used as an inserting part of the prestress rib, and the arrangement of the supporting plate can enlarge the contact area with the outside so as to support; the first convex plate, the second perforation, the second convex plate and the third perforation are arranged and matched, so that binding positions of a binding belt or a steel wire bar can be provided, the prestress bars can be conveniently fixed, the binding positions between fixing structures of two prestress bars can be also used as binding positions, and the matching of a plurality of prestress bars is further enhanced; the design of whole fixed knot constructs, can be used to prestressing tendons support and inject, and the convenience is connected fixedly with outside steel reinforcement cage, and the operation of being convenient for just can provide firm connection, effectively strengthens holistic construction effect.

Drawings

FIG. 1 is a schematic perspective view of a first view of an in-plate pre-stressing tendon fixation structure in accordance with an embodiment of the present utility model;

fig. 2 is a schematic perspective view of a second view of an in-plate prestressed reinforcement fixing structure according to an embodiment of the present utility model.

In the figure:

100. a support plate; 110. a fourth perforation; 120. a third clamping groove; 200. a support tube; 210. a first clamping groove; 220. a second clamping groove; 300. a first convex plate; 310. a second perforation; 400. a second convex plate; 410. and a third perforation.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 and fig. 2, in the embodiment of the present utility model, an in-plate prestress rib fixing structure is disclosed, which includes a support plate 100, a first through hole is provided in the center of the support plate 100, a support tube 200 is fixedly provided at an outer side of one end of the first through hole, a first convex plate 300 and a second convex plate 400 are fixedly provided at a port of the support tube 200, and the first convex plate 300 and the second convex plate 400 extend along an axial direction of the support tube 200; the plane where the central line of the first convex plate and the axis of the support tube are positioned is vertical to the plane where the central line of the second convex plate and the axis of the support tube are positioned; the first convex plate 300 is provided with two second through holes 310, and the second convex plate 400 is provided with two third through holes 410.

The plate internal prestress rib fixing structure is novel and simple in structure and convenient to process and produce; the arrangement of the supporting tube can be used as an inserting part of the prestress rib, and the arrangement of the supporting plate can enlarge the contact area with the outside so as to support; the first convex plate, the second perforation, the second convex plate and the third perforation are arranged and matched, so that binding positions of a binding belt or a steel wire bar can be provided, the prestress bars can be conveniently fixed, the binding positions between fixing structures of two prestress bars can be also used as binding positions, and the matching of a plurality of prestress bars is further enhanced; the design of whole fixed knot constructs, can be used to prestressing tendons support and inject, and the convenience is connected fixedly with outside steel reinforcement cage, and the operation of being convenient for just can provide firm connection, effectively strengthens holistic construction effect.

Further, the second through holes 310 and the third through holes 410 are bar-shaped holes extending along the axis of the support tube 200, two second through holes are symmetrically arranged about a plane where the center line of the first convex plate is located, and two third through holes are symmetrically arranged about a plane where the center line of the second convex plate is located; the strip-shaped hole structure can effectively expand the inserted part, so that the first convex plate and the second convex plate can be used as supporting parts of different connection modes, and the sharing effect is realized.

Further, the first convex plate and the second convex plate are of arc-shaped structures, the diameter of the inner cambered surface is consistent with the inner diameter of the supporting tube, and the diameter of the outer cambered surface is consistent with the outer diameter of the supporting tube, so that the outer cambered surface can be used as a forward extending part of the supporting tube, and the processing and the production of the supporting tube are facilitated; the both sides of first flange and second flange are evagination arcuation structure, can prevent that the edge is too sharp, prevent to cause the fish tail to the human body, also prevent that follow-up ribbon or wire rod from appearing breaking and damaging at the bundling process.

Further, two first clamping grooves 210 are arranged on the pipe wall of the support pipe 200 in an opposite mode, the first clamping grooves 210 extend along the circumferential direction of the pipe wall of the support pipe 200 and are arc-shaped, the first clamping grooves 210 are communicated with the inside of the support pipe 200, and chord lengths at two ends of an inner hole port of each first clamping groove are larger than the radius of an inner hole of the support pipe and smaller than the diameter of the inner hole; two second clamping grooves 220 which are oppositely arranged are arranged on the pipe wall of the support pipe 200, the second clamping grooves 220 extend along the circumferential direction of the pipe wall of the support pipe 200 and are arc-shaped, the second clamping grooves 220 are communicated with the inside of the support pipe 200, and chord lengths at two ends of an inner hole port of each second clamping groove are larger than the radius of an inner hole of the support pipe and smaller than the diameter of the inner hole; the second clamping groove 220 is positioned at one side of the first clamping groove 210 away from the supporting plate 100; the central connecting lines of the two second clamping grooves 220 and the central connecting lines of the two first clamping grooves 210 are all along the axis of the supporting tube, and the two central connecting lines are vertical in space; the arrangement of the first clamping groove and the second clamping groove can also be used as clamping positions of the binding belts or the steel wire bars, the binding belts or the steel wire bars clamped at the positions can directly bind the prestressed tendons inserted into the supporting tube, and the binding belts or the steel wire bars are clamped into the glue line of the outer part of the prestressed tendons, so that the connection and the cooperation between the prestressed tendons and the fixed structure are effectively enhanced.

Further, the supporting plate 100 is of a rectangular structure, and the positions close to the edges and corners are provided with fourth perforations 110, and the fourth perforations can also be used as the parts where the binding bands or the steel wire rods pass through, so that the supporting plate and an external reinforcement cage can be conveniently and effectively bound and connected to be matched, and the loosening is effectively prevented.

Further, a plurality of third clamping grooves 120 are formed in the edge of the supporting plate 100, the bottoms of the third clamping grooves are arc-shaped, the positions of the supporting plate, which are bound with an external reinforcement cage, can be further enlarged through the arrangement of the third clamping grooves, and effective binding and fixing can be performed through a plurality of connecting positions.

Further, the supporting plate, the first convex plate, the second convex plate and the supporting tube are of an integrated structure, so that the integral structural strength of the supporting plate is guaranteed, and the problem of deformation or damage in the subsequent use process is prevented.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.

Claims

1. The utility model provides a prestressing tendons fixed knot constructs in board which characterized in that:

the device comprises a supporting plate, wherein a first perforation is formed in the center of the supporting plate, a supporting tube is fixedly arranged at the outer side of one end of the first perforation, a first convex plate and a second convex plate are fixedly arranged at the port of the supporting tube, and the first convex plate and the second convex plate extend along the axial direction of the supporting tube;

the plane where the central line of the first convex plate and the axis of the support tube are positioned is vertical to the plane where the central line of the second convex plate and the axis of the support tube are positioned;

two second through holes are formed in the first convex plate, and two third through holes are formed in the second convex plate.

2. An inboard prestressing tendon fixing structure as claimed in claim 1, wherein:

the second perforation and the third perforation are bar-shaped holes extending along the axis of the support tube, the two second perforation are symmetrically arranged on the plane where the center line of the first convex plate is located, and the two third perforation are symmetrically arranged on the plane where the center line of the second convex plate is located.

3. An inboard prestressing tendon fixing structure as claimed in claim 1, wherein:

the pipe wall of stay tube is equipped with two relative first draw-in grooves that set up, and first draw-in groove extends, is the arciform along the pipe wall circumference of stay tube, and first draw-in groove communicates with the inside of stay tube, and first draw-in groove hole port department both ends chord length is greater than the hole radius of stay tube, is less than the hole diameter.

4. An inboard prestressing tendon fixing structure as claimed in claim 1, wherein:

two second clamping grooves which are oppositely arranged are arranged on the pipe wall of the support pipe, extend along the circumferential direction of the pipe wall of the support pipe and are arc-shaped, the second clamping grooves are communicated with the inside of the support pipe, and chord lengths at two ends of an inner hole port of each second clamping groove are larger than the radius of an inner hole of the support pipe and smaller than the diameter of the inner hole;

the second clamping groove is positioned at one side of the first clamping groove far away from the supporting plate;

the central connecting lines of the two second clamping grooves and the central connecting lines of the two first clamping grooves are all along the axis of the supporting tube, and the two central connecting lines are vertical in space.

5. An inboard prestressing tendon fixing structure as claimed in claim 1, wherein: the backup pad is rectangular form structure, and is close to edges and corners position department all and is equipped with the fourth perforation.

6. An inboard prestressing tendon fixing structure as claimed in claim 1, wherein:

the edge of the supporting plate is provided with a plurality of third clamping grooves, and the bottoms of the third clamping grooves are arc-shaped.