CN213268903U

CN213268903U - Opposite-pull type column mould back edge tightening device

Info

Publication number: CN213268903U
Application number: CN202021478215.1U
Authority: CN
Inventors: 张健华
Original assignee: Table Concrete Formwork & Shoring Shaanxi Co ltd
Current assignee: Table Concrete Formwork & Shoring Shaanxi Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-05-25
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a counter-pulling type column mould back ridge tightening device, which is characterized in that four cross bars form a right-angled quadrilateral reinforcing frame; the four transverse bars are made into flat shapes by plates or pipes; every two transverse bars are connected with an angle ruler-shaped transverse bar component through a detachable fixed connecting structure at the adjacent end; two horizontal bar subassembly free ends are provided with the screw thread fastening connection structure who is used for the opposite-pulling through the opposite-pulling end that outwards extends. The beneficial effects of the utility model are that, can add the frame with the quadrangle in advance and form two angle chi shape subassemblies to only split on a set of diagonal angle when the installation, thereby improve the efficiency of construction, reduce construction cost. The assembly and disassembly can be repeated for many times, and the service life is long; and a structure with adjustable tightening size is formed by a plurality of groups of fixed connecting holes, so that the application range is wide.

Description

Opposite-pull type column mould back edge tightening device

Technical Field

The utility model relates to a post mould reinforced structure, in particular to stupefied lock hoop device of drawing formula post mould back of body.

Background

In the building construction process, a formwork is needed to erect a constructional column or a die cavity for a wall, and the formwork is hooped and fixed by a reinforcement system formed by a reinforcement frame through a vertically arranged main back ridge. In order to meet the modern construction requirements, the reinforcing frame not only needs to have enough strength to provide safety guarantee, but also needs to be convenient to disassemble and assemble so as to be repeatedly used for turnover, thereby reducing the construction cost. The existing split reinforcing frame is mainly made of metal materials through welding, and split type fixed connection is formed at four corners during installation. The structure has the advantages of large installation workload, low construction efficiency and indirect increase of construction cost. For this reason, further improvement is required.

Disclosure of Invention

The utility model aims at providing a to the not enough of present formula reinforcement frame installation effectiveness that draws to drawing, provide a to the stupefied tight hoop device of drawing post mould back of the body, this tight hoop device mainly adopts panel or tubular product to make the platykurtic to in advance through dismantling fixed connection mode with the quadrangle reinforcement frame and form two angle chi shape subassemblies, only form in a set of diagonal angle when the installation and to drawing formula fixed connection, with improvement efficiency of construction, reduce construction cost.

In order to achieve the above purpose, the present invention adopts the following technical solution.

A pull-type column mould back edge tightening device is characterized in that a right-angle quadrilateral reinforcing frame is formed by four transverse bars; the four transverse bars are made into flat shapes by plates or pipes; every two cross bars form an angle ruler-shaped cross bar assembly through the detachable connection of the adjacent ends; two horizontal bar subassembly free ends are provided with the screw thread fastening connection structure who is used for the opposite-pulling through the opposite-pulling end that outwards extends.

According to the tightening device adopting the technical scheme, the four cross bars form a right-angled quadrilateral reinforcing frame structure, the cross bars are made into a flat shape by adopting bamboo square and high-strength composite material plates or metal pipes, the quadrilateral reinforcing frame is formed into two angle ruler-shaped assemblies by the flat wide edges through the detachable fixed connection of bolts and nut fasteners in advance, so that the opposite-pulling type fixed connection structure is formed on one group of opposite angles during installation, the construction efficiency is improved, and the construction cost is reduced. When the bamboo square plate is adopted, the bamboo square which has the excellent characteristics of high density, good toughness, no deformation, no crack, wear resistance, corrosion resistance, firmness, durability and the like after being glued, treated at high temperature and high pressure can be fully utilized, the purpose of repeated disassembly and assembly without damage is realized, the service life is prolonged, and the use cost of the template is reduced; meanwhile, the characteristics that the overall weight of the metal pipe is light or the specific gravity of the bamboo is obviously smaller than that of steel are utilized, the weight is reduced, the convenience of site transfer and transportation is improved, and the labor intensity of a loading and unloading truck is reduced.

Preferably, the threaded fastening connection structure comprises a double-end bolt and a nut; the bearing surfaces used for bearing tensioning loads on the two opposite pulling end heads are parallel to each other, and square slipping retaining tongues are formed at the end parts of the bearing surfaces. So as to form a connecting structure which is convenient to fasten, and the baffle tongue is utilized to improve the reliability and stability of connection and ensure the use safety.

Preferably, the cross bars comprise cross bar bodies, and the adjacent ends of the two cross bars in the same cross bar assembly are connected by the cross bar bodies in a lap joint manner; the opposite-pulling end head consists of a corresponding end of the cross bar main body and an end head lining component; and in the scheme that the threaded fastener comprises a double-end bolt and a nut, bolt setting spaces are formed on the two opposite pulling end heads. The thickness superposition is formed at the joint by using the lap joint structure, so that the connection strength and reliability between the lap joint structure and the joint are improved.

Further preferably, the bolt installation space is formed by a bolt installation groove or a bolt insertion hole formed by a closed bolt installation groove. The bolt groove structure is adopted to ensure the convenience of bolt installation, and the bolt penetration holes are adopted to improve the overall connection strength, the connection firmness and the use safety.

Still further preferably, the head lining member includes two side pieces fixed to respective ends of the bar body; the bolt setting groove is formed by a U-shaped groove which is formed between the two side wall blocks and is positioned at the front end of the cross bar main body; the bolt through hole is formed after the bolt setting groove is sealed by the sealing block arranged on the notch. The reinforced structure of the counter-pulling part is formed by arranging the lining member, so that the whole material consumption and weight are reduced, the cost is saved, and the operation convenience is improved.

Still further preferably, the end lining member is composed of a side upper block and a cushion block, and the cushion block is clamped between the corresponding end part of the cross bar main body and the side upper block; the bolt setting groove is formed by a U-shaped groove which is formed between the end part of the cross bar main body and the side wall block and is positioned at the front end of the cushion block; the bolt through hole is formed after the bolt setting groove is sealed by the sealing block arranged on the notch. The split end structure is formed by a simple structure and less material consumption, and the cost is reduced.

Still further preferably, the bar comprises an upper layer of bar body and a lower layer of bar body, and the two layers of bar bodies in the same bar assembly are overlapped in a staggered manner; the end lining component comprises a cushion block, and the cushion block is clamped between the two layers of the cross bar main bodies; the bolt setting groove is formed by a U-shaped groove which is formed between the two layers of the cross bar main bodies and is positioned at the front end of the cushion block; the bolt through hole is formed by sealing the bolt setting groove by a sealing block arranged on the notch; the threaded fastening connection structure further comprises a mountain-shaped pressing plate, and two ends of the mountain-shaped pressing plate are clamped on two side faces of the opposite pulling end. Through double-deck whippletree major structure, increase whippletree bulk rigidity and lock hoop bearing area to be applicable to the relatively great cylinder template reinforcement of structural dimension.

Still further preferably, in the scheme that the main body of the bar is single-layer or double-layer, the detachable fixed connection structure between two adjacent bars in the same bar assembly is composed of a bolt and a nut or a pin and a pin sheet fixed connection structure. A connecting structure which is convenient to assemble and disassemble is formed by bolts and nuts, pins and pin sheets; preferably, the connecting portion for lap joint on the cross bar body is formed with a plurality of sets of fixing connecting holes for penetrating bolts or pins, so that the structure with adjustable tightening size is formed by utilizing the plurality of sets of fixing connecting holes, and the structure is suitable for reinforcing cylinder templates with various section specifications.

The beneficial effects of the utility model are that, can add the frame with the quadrangle in advance and form two angle chi shape subassemblies to only split on a set of diagonal angle when the installation, thereby improve the efficiency of construction, reduce construction cost. The assembly and disassembly can be repeated for many times, and the service life is long; and a structure with adjustable tightening size is formed by a plurality of groups of fixed connecting holes, so that the application range is wide.

Drawings

Fig. 1 is a schematic perspective view of the structure of embodiment 1 of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a portion B in fig. 1 according to the present invention.

Fig. 4 is a schematic perspective view of the structure of embodiment 2 of the present invention.

Fig. 5 is an enlarged view of the portion C in fig. 4 according to the present invention.

Fig. 6 is a schematic perspective view showing the structure of the assembled state of the pin and the pin piece for detachable fixed connection in the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the present invention is not limited thereto.

Example 1, referring to fig. 1 and 2, a split column form back edge tightening device, in which four bars 1 form a rectangular reinforcing frame; the four cross bars 1 are made into flat shapes by bamboo square and high-strength composite material plates or metal pipes; every two cross bars 1 form an angle ruler-shaped cross bar assembly through the detachable connection of the adjacent ends; two horizontal bar subassembly free ends are provided with the screw thread fastening connection structure who is used for the opposite-pulling through the opposite-pulling end that outwards extends.

The threaded fastening connection structure comprises a stud bolt 2 and a nut 3, and the nut 3 is a belt reel nut; the bearing surfaces used for bearing tensioning loads on the two opposite pulling end heads are parallel to each other, and square slipping retaining tongues 11 are formed at the end parts of the bearing surfaces. The cross bars 1 comprise cross bar main bodies 1a, and the adjacent ends of the two cross bars 1 in the same cross bar assembly are connected through the cross bar main bodies 1a in a lap joint mode; the opposite-pulling end head consists of a corresponding end of the cross bar main body 1a and an end head lining component, and bolt setting spaces are formed on the two opposite-pulling end heads.

As shown in fig. 2, the bolt installation space is constituted by a bolt installation groove; the lining component at the lower end head comprises two side upper blocks 4 which are respectively fixed at the corresponding end parts of the cross bar main body 1 a; the bolt installation groove is formed by a U-shaped groove formed between the two side wall blocks 4 and located at the front end of the bar body 1 a. The upper end lining member is composed of a side wall block 4 and a cushion block 5, the cushion block 5 is clamped between the corresponding end part of the cross bar main body 1a and the side wall block 4, and the bolt setting groove at the position is composed of a U-shaped groove which is formed between the end part of the cross bar main body 1a and the side wall block 4 and is positioned at the front end of the cushion block 5.

As shown in fig. 3, the detachable fixed connection structure between two adjacent bars 1 in the same bar assembly is composed of a bolt and nut fixed connection structure, and a plurality of groups of fixed connection holes for passing bolts are formed on the connection part for lap joint on the bar body 1 a; in this embodiment, four fixing holes in two adjacent rows are in one group, and four groups are provided on one side bar, and five groups are provided on the other side bar.

In this embodiment, the bolt installation space is formed by a bolt insertion hole formed by a closed bolt installation groove, that is, the bolt insertion hole is formed by closing the bolt installation groove by a closing block provided in the notch.

In this embodiment, the reinforcing pad 10 is further disposed on the outer side of the cross bar body 1a overlapped with each other to further enhance the connection strength therebetween.

In this embodiment, the side wall blocks 4 and the cushion blocks 5 are detachably and fixedly connected to the bar body 1a by bolts and nuts.

In embodiment 2, referring to fig. 4 and 5, the bar 1 includes two layers of bar bodies 1a, and two layers of bar bodies 1a in the same bar assembly are overlapped in a staggered manner; the end lining component comprises a cushion block 5, and the cushion block 5 is clamped between the two layers of the cross bar main bodies 1 a; the bolt setting groove is formed by a U-shaped groove which is formed between the two layers of the cross bar main bodies 1a and is positioned at the front end of the cushion block 5; the bolt through hole is formed by sealing the bolt arrangement groove by a sealing block 6 arranged on the notch; the threaded fastening connection structure further comprises a mountain-shaped pressing plate 7, and two ends of the mountain-shaped pressing plate 7 are clamped on two side faces of the opposite pulling end.

The rest of the structure of this embodiment is the same as embodiment 1, and is not described herein again.

Referring to fig. 3 and 4, in the

foregoing embodiments

1 and 2, the cross bar bodies 1a overlapped with each other are lockingly and fixedly connected by the pin 8 and the wedge type pin piece 9 as shown in fig. 6; wherein, pin 8 passes each other lapped whippletree main part 1a, when having the reinforcement backing plate 10, pin 8 passes each other lapped whippletree main part 1a and still passes the reinforcement backing plate 10 of both sides, and 8 one ends of pin are equipped with spacing dish, and the other end is equipped with the bar hole of wearing to establish round pin piece 9, and the bar hole is inserted to round pin piece 9 tip to it is fixed to utilize the wedge face to form the locking of two whippletree main parts 1 a.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A counter-pulling type column mould back edge tightening device is characterized in that a right-angle quadrilateral reinforcing frame is formed by four transverse bars (1); the four transverse bars (1) are all made into flat shapes by plates or pipes; every two cross bars (1) form an angle ruler-shaped cross bar assembly through the detachable connection of the adjacent ends; two horizontal bar subassembly free ends are provided with the screw thread fastening connection structure who is used for the opposite-pulling through the opposite-pulling end that outwards extends.

2. The split column die back ridge tightening device according to claim 1, characterized in that the threaded fastening connection comprises a stud bolt (2) and a nut (3); the bearing surfaces used for bearing tensioning loads on the two opposite pulling end heads are parallel to each other, and square slipping retaining tongues (11) are formed at the end parts of the bearing surfaces.

3. The split column formwork back edge tightening device according to claim 1 or 2, characterized in that the cross bar (1) comprises a cross bar body (1 a), and adjacent ends between two cross bars (1) in the same cross bar assembly are connected by the cross bar body (1 a) in a lap joint manner; the opposite-pulling end head consists of a corresponding end of the cross bar main body (1 a) and an end head lining component; and in the scheme that the threaded fastener comprises a stud bolt (2) and a nut (3), bolt setting spaces are formed on the two opposite pulling ends.

4. The counter-pulling type column form back edge tightening device according to claim 3, wherein the bolt installation space is formed by a bolt installation groove or a bolt through-hole formed by a closed bolt installation groove.

5. A split-column modular back-ridge tightening device according to claim 4, wherein the end lining means comprise two lateral blocks (4) fixed to the corresponding ends of the bar body (1 a); the bolt setting groove is formed by a U-shaped groove which is formed between the two side wall blocks (4) and is positioned at the front end of the cross bar main body (1 a); the bolt through hole is formed after the bolt setting groove is sealed by the sealing block arranged on the notch.

6. The counter-pulling type column form back edge tightening device according to claim 4, wherein the end lining member is composed of a side upper block (4) and a cushion block (5), and the cushion block (5) is clamped between the corresponding end of the cross bar main body (1 a) and the side upper block (4); the bolt setting groove is formed by a U-shaped groove which is formed between the end part of the cross bar main body (1 a) and the side wall block (4) and is positioned at the front end of the cushion block (5); the bolt through hole is formed after the bolt setting groove is sealed by the sealing block arranged on the notch.

7. The split column formwork back edge tightening device according to claim 4, wherein the cross bar (1) comprises an upper layer and a lower layer of the cross bar main body (1 a), and the two layers of the cross bar main bodies (1 a) in the same cross bar assembly are overlapped in a staggered manner; the end lining component comprises a cushion block (5), and the cushion block (5) is clamped between the two layers of the cross bar main bodies (1 a); the bolt setting groove is formed by a U-shaped groove which is formed between the two layers of the cross bar main bodies (1 a) and is positioned at the front end of the cushion block (5); the bolt through hole is formed by sealing the bolt setting groove by a sealing block arranged on the notch; the threaded fastening connection structure further comprises a mountain-shaped pressing plate (7), and two ends of the mountain-shaped pressing plate (7) are clamped on two side faces of the opposite pulling end.

8. A split column form back edge banding device as claimed in claim 3, wherein said removable fixed connection between two adjacent said bars (1) in the same said bar assembly is made up of bolt and nut or pin and pin sheet fixed connection.

9. The split column formwork back edge tightening device according to claim 4, wherein the connecting portion for lap joint on the cross bar body (1 a) is formed with a plurality of sets of fixing connecting holes for passing bolts or pins.