CN111851991B

CN111851991B - Fracture pull tab

Info

Publication number: CN111851991B
Application number: CN202010735000.1A
Authority: CN
Inventors: 鲁纯; 李坚; 曾政
Original assignee: Suntown Technology Group Co Ltd
Current assignee: Suntown Technology Group Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2025-04-15
Anticipated expiration: 2040-07-28
Also published as: CN111851991A

Abstract

A fracture pull tab is used to fix a first template and a second template. The fracture pull tab includes a connecting section and two fixed sections. The two fixed sections are arranged at both ends of the connecting section and are used to extend into and be fixed in the first template and the second template. A folding groove is provided at the connecting position of the two fixed sections and the connecting section. The folding grooves are symmetrically arranged at the opposite two end surfaces of the fracture pull tab. A fracture groove is provided in each folding groove, and the fixed section can be separated from the connecting section along the fracture groove. The fracture pull tab provided above is provided with a folding groove at the connecting position of the two fixed sections and the connecting section, and the folding grooves are symmetrically arranged on the opposite sides of the fracture pull tab to reduce the thickness of the fracture pull tab at the folding groove, so as to facilitate the cleaning of the fixed section. A fracture groove is provided in each folding groove. When cleaning the fixed section, the fracture groove is arranged on the wall surface, and the fixed section is fractured in a straight line along the fracture groove to thoroughly clean the pull tab head left outside the wall.

Description

Fracture pull tab

Technical Field

The application relates to the field of construction of building aluminum alloy templates, in particular to a fracture pull tab.

Background

The pull tab for building, also called a pair pull tab, is used for locking and fixing the inner and outer wallboards by matching with the pin, and ensures the thickness of the wall body when concrete is poured. In the pull tab system of (a), after the concrete is solidified, the pin piece and the template piece are required to be removed, and the pull tab head exposed outside the wall body is required to be removed. The existing pull tab is provided with a stress concentration point at the pull tab head, and the pull tab head is broken at the stress concentration point by using a tool, so that the pull tab head outside the wall body is removed. In the cleaning process of the tab head, the condition that the tab head is obliquely torn along the fracture often exists, so that redundant tab heads are left outside the wall body, and the problem that the tab head is not thoroughly cleaned is solved.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a fracture tab that solves the above-described problems.

The application provides a fracture pull tab which is used for fixing a first template and a second template, the fracture pull tab comprises a connecting section and two fixing sections, the two fixing sections are arranged at two ends of the connecting section and used for extending into and fixing the first template and the second template. Two fixed section with connecting section hookup location department is equipped with the crease groove, the crease groove symmetry is located the fracture pulling-on piece is relative both ends face, every be equipped with the fracture groove in the crease groove, the fixed section can be followed the fracture groove with the connecting section separation.

In at least one embodiment of the present application, the crease grooves are arc-shaped in shape.

In at least one embodiment of the present application, the crease groove is a bent straight line groove.

In at least one embodiment of the present application, the connection section includes a connection portion and a breaking portion, and the breaking portion is provided at both ends of the connection portion.

In at least one embodiment of the application, the connecting section is fixedly connected to the fixing section by the break.

In at least one embodiment of the application, the break is integrally formed with the fixing segment.

In at least one embodiment of the present application, the breaking portion is provided with breaking grooves for concentrating stress.

In at least one embodiment of the present application, the breaking grooves are symmetrically disposed on two opposite sides of the breaking portion.

In at least one embodiment of the present application, the breaking groove is provided on the breaking portion side.

In at least one embodiment of the present application, the fixing section is provided with a mounting hole, and pins on the first template and the second template can extend into the mounting hole.

The fracture pull tab provided by the above is provided with the crease grooves at the connecting positions of the two fixing sections and the connecting section, and the crease grooves are symmetrically formed in the two opposite sides of the fracture pull tab, so that the thickness of the fracture pull tab at the crease grooves is reduced, and the fixing sections can be cleaned conveniently. And a fracture groove is formed in each crease groove, when the fixed section is cleaned, the fracture groove is formed in the wall surface, and the fixed section is broken along the straight line at the fracture groove so as to thoroughly clean the tab head left outside the wall body.

Drawings

Fig. 1 is a schematic perspective view of a first template, a second template, and a fracture tab according to an embodiment.

Fig. 2 is a front view of a break tab according to an embodiment.

Fig. 3 is a cross-sectional view of the fracture tab of fig. 2 taken along direction III-III.

Fig. 4 is a front view of a break tab of the second embodiment.

Description of the main reference signs

Fracture tab 100

Connecting section 10

Connection part 11

Break-off part 12

Breaking groove 121

Fixing section 20

Mounting hole 21

Crease groove 30

Fracture groove 31

First template 200

Second template 300

Detailed Description

Embodiments of the present application will now be described with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, examples of the present application.

It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present. The terms "top," "bottom," "upper," "lower," "left," "right," "front," "rear," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Some embodiments of the present application are described in detail below with reference to the accompanying drawings.

Example 1

Referring to fig. 1,2 and 3, the present application provides a fracture tab 100 for fixing a first template 200 and a second template 300, where the fracture tab 100 includes a connecting section 10 and two fixing sections 20, and the two fixing sections 20 are disposed at two ends of the connecting section 10 and are used for extending into and fixing in the first template 200 and the second template 300. The connection positions of the two fixing sections 20 and the connecting section 10 are provided with crease grooves 30, the crease grooves 30 are symmetrically arranged on two opposite end surfaces of the fracture pull tab 100, each crease groove 30 is internally provided with a fracture groove 31, and the fixing sections 20 can be separated from the connecting section 10 along the fracture grooves 31.

Referring to fig. 2, the connecting section 10 is used for connecting the fixing section 20, so that when the connecting section 10 is received in the first and second templates 200 and 300, the fixing section 20 extends out and is fixed on the first and second templates 200 and 300.

The connecting section 10 comprises a connecting part 11 and a breaking part 12, wherein the breaking part 12 is arranged at two ends of the connecting part 11, and the breaking part 12 is tightly attached to a wall surface. Further, the connecting section 10 is fixedly connected with the fixing section 20 through the breaking portion 12.

The connecting portion 11 is disposed in the first and second templates 200 and 300, and is used for connecting the first and second templates 200 and 300. In an embodiment, the connection portion 11 is a substantially linear plate structure, and it is understood that the shape of the connection portion 11 is not limited thereto, and in other embodiments, the connection portion 11 is tapered.

The two ends of the breaking portion 12 are respectively disposed on the connecting portion 11 and the fixing portion 20, so that the fixing portion 20 is separated from the connecting portion 10 along the breaking portion 12 when the fixing portion 20 extends out of the first die plate 200 or the second die plate 300. In one embodiment, the breaking portion 12 is integrally formed with the connecting portion 11 and the fixing portion 20. It will be appreciated that the manner of fixing the break 12 to the connecting portion 11 and the fixing section 20 is not limited thereto, as in other embodiments, the break 12 is welded to the connecting portion 11 and the fixing section 20.

The breaking portion 12 is provided with breaking grooves 121, and the breaking grooves 121 are used for concentrating stress so as to break the fixing section 20 along the breaking grooves 121 when the fixing section 20 extending out of the wall surface is cleaned. In an embodiment, the breaking grooves 121 are symmetrically disposed on two opposite sides of the breaking portion 12, and the breaking grooves 121 are substantially V-shaped. It should be understood that the opening position and shape of the breaking groove 121 are not limited thereto, and in other embodiments, the breaking groove 121 is provided on the breaking portion 12 side, and the breaking groove 121 is a rectangular groove.

Referring to fig. 2, the fixing section 20 is used to fix the connecting section 10 to the first mold plate 200 and the second mold plate 300 when the connecting section 10 is received in the first mold plate 200 and the second mold plate 300, so as to define a distance between the first mold plate 200 and the second mold plate 300, thereby ensuring a thickness of the cavity after casting. In one embodiment, the stationary section 20 is generally rectangular. It is to be understood that the shape of the fixing segment 20 is not limited thereto, and as in other embodiments, the fixing segment 20 is circular.

The fixed section 20 is provided with mounting holes 21. The mounting holes 21 are used to mate the first and second templates 200 and 300 to fix the first and second templates 200 and 300 and the fixing section 20. In one embodiment, the first and second templates 200 and 300 are fixed with pins that extend into the mounting holes 21 to fix the fixed segments 20 and the first and second templates 200 and 300. The mounting hole 21 is formed in the middle of the fixing section 20, and the mounting hole 21 is a circular hole. It will be appreciated that the location of the mounting hole 21 is dependent on the location of the pin and will vary with the location of the pin. The shape of the mounting hole 21 is not limited thereto, and as in other embodiments, the mounting hole 21 is a square hole.

Referring to fig. 3, the crease grooves 30 are used to break the fixing segments 20 along the crease grooves 30 when the fracture tab 100 is fixed on the first and second templates 200 and 300. In an embodiment, four crease grooves 30 are respectively provided on two opposite sides of the contact portion of the fixing section 20 and the connecting section 10, so that the thickness of the fracture tab 100 at the crease groove 30 is reduced, the fixing section 20 is convenient to fracture along the crease groove 30, and the crease groove 30 is arc-shaped. It should be understood that the number and shape of the crease grooves 30 are not limited thereto, and as in other embodiments, two crease grooves 30 are provided on the same side of the connection position of the fixing section 20 and the connection section 10, and the shape of the crease grooves 30 is a straight line.

A fracture groove 31 is provided in each crease groove 30. The fracture groove 31 is perpendicular the crease groove 30 sets up, just the fracture groove 31 with crease groove 30 intercommunication is used for when the separation fixed section 20, makes fixed section 20 is followed fracture directly in fracture groove 31 avoids because irregular fracture leads to the connecting section 10 stretches out wall body one end and appears the burr phenomenon. In one embodiment, the fracture groove 31 is provided at the edge of the crease groove 30 away from the fixing section 20. It is to be understood that the opening position of the fracture groove 31 is not limited thereto, and as in other embodiments, the fracture groove 31 is provided at a middle position of the crease groove 30.

Referring to fig. 1, in one embodiment, the first mold plate 200 and the second mold plate 300 are aluminum alloy mold plates, and the first mold plate 200 and the second mold plate 300 are substantially flat plates. It is understood that the types and shapes of the first and second templates 200 and 300 are not limited thereto, and as in other embodiments, the first and second templates 200 and 300 are steel templates, and the first and second templates 200 and 300 are triangular prisms.

Example two

Referring to fig. 4, the fracture tab 100 of the second embodiment is substantially the same as that of the first embodiment, except that the shape of the crease groove 30 is a bent linear groove.

When in operation, the two fixing sections 20 extend into the joints of the first template 200 and the second template 300, and the pins arranged on the first template 200 and the second template 300 extend into the mounting holes 21, so that the fracture pull tab 100 is fixedly connected with the first template 200 and the second template 300.

Concrete is poured into the fixed first and second forms 200 and 300. After the concrete is set, the fixing segments 20 extending out of the first and second templates 200 and 300 are knocked using tools. The two fixing segments 20 are broken straight along the fracture grooves 31, respectively. At this time, the first and second templates 200 and 300 are fixed, and the connection section 10 is received in the first and second templates 200 and 300.

The above-mentioned fracture pull tab 100 is provided with the crease grooves 30 at the connection positions of the two fixing sections 20 and the connecting section 10, and the crease grooves 30 are symmetrically arranged at two opposite sides of the fracture pull tab 100, so as to reduce the thickness of the fracture pull tab 100 at the crease grooves 30, thereby facilitating the cleaning of the fixing sections 20. And a fracture groove 31 is arranged in each crease groove 30, when the fixing section 20 is cleaned, the fracture groove 31 is arranged on the wall surface, and the fixing section 20 is broken along the fracture groove 31 in a straight line so as to thoroughly clean the tab head left outside the wall body.

In addition, those skilled in the art will recognize that the foregoing embodiments are merely illustrative of the present application and are not intended to be limiting, as appropriate modifications and variations of the foregoing embodiments are within the scope of the disclosure of the application.

Claims

1. A fracture tab for securing a first template and a second template, comprising:

a connection section;

The two fixing sections are arranged at two ends of the connecting section and used for extending into the first template or the second template;

The connecting device is characterized in that crease grooves are formed in the connecting positions of the two fixing sections and the connecting section, the crease grooves are symmetrically formed in the two opposite end faces of the fracture pull piece, the crease grooves are arc-shaped or bent, each crease groove is internally provided with a fracture groove, the fracture grooves are formed in the edges, far away from the fixing sections, of the crease grooves, and the fixing sections can be separated from the connecting sections along the fracture grooves;

the connecting section comprises a connecting part and a breaking part, wherein the breaking part is arranged at two ends of the connecting part, the breaking part is provided with a breaking groove, the shape of the breaking groove is V-shaped, and the breaking groove is used for concentrating stress.

2. The fracture tab of claim 1, wherein the connecting segment is fixedly connected to the securing segment by the break.

3. The fracture tab of claim 2, wherein the break is integrally formed with the securing segment.

4. The fracture tab of claim 1, wherein the break grooves are symmetrically disposed on opposite sides of the break portion.

5. The fracture tab of claim 4, wherein the break groove is provided on one side of the break portion.

6. The fracture tab of claim 1, wherein the securing section is provided with a mounting hole into which pins on the first and second templates can extend.