阅读说明：本技术 一种建筑模板连接装置及其施工方法 (Building template connecting device and construction method thereof ) 是由 林冰 陈晓东 丛峻 孙涛 张磊 于光 史一剑 包海明 胡衷启 杨传军 于 2019-08-22 设计创作，主要内容包括：一种建筑模板连接装置及其施工方法,涉及模板施工领域,建筑模板连接装置包括背向设置的一对U形主梁,固定连接在一对所述U形主梁一端之间的固定加紧板,活动连接在一对所述U形主梁另一端之间的活动加紧板和凸轮加紧片,所述凸轮加紧片位于活动加紧板外侧,且二者端面相接；所述固定加紧板为异形板状结构,包括矩形的主板及沿主板的右侧端面向外凸出的半圆形的第一凸头,所述第一凸头位于主板的上部。本发明解决模板连接装置不可调节,施工中使用非标注尺寸模板时,施工不便的问题,并解决现有模板连接装置结构复杂,安装过程繁复,无法实现快速安装的问题。(A building template connecting device and a construction method thereof relate to the field of template construction, and the building template connecting device comprises a pair of U-shaped main beams arranged in a back direction, a fixed clamping plate fixedly connected between one ends of the pair of U-shaped main beams, a movable clamping plate movably connected between the other ends of the pair of U-shaped main beams and a cam clamping sheet, wherein the cam clamping sheet is positioned on the outer side of the movable clamping plate, and the end surfaces of the cam clamping sheet and the movable clamping plate are connected; the fixed clamping plate is of a special-shaped plate structure and comprises a rectangular main plate and a semicircular first raised head protruding outwards along the right end face of the main plate, and the first raised head is located on the upper portion of the main plate. The invention solves the problems that the template connecting device can not be adjusted and the construction is inconvenient when a template with a non-marked size is used in the construction, and solves the problems that the existing template connecting device has a complex structure and a complex installation process and can not realize quick installation.)

1. A building templates connecting device which characterized in that: the clamping device comprises a pair of U-shaped main beams (1) which are arranged in a back-to-back mode, a fixed clamping plate (2) fixedly connected between one ends of the pair of U-shaped main beams (1), a movable clamping plate (3) movably connected between the other ends of the pair of U-shaped main beams (1) and a cam clamping piece (4), wherein the cam clamping piece (4) is located on the outer side of the movable clamping plate (3) and the end faces of the cam clamping plate and the cam clamping plate are connected;

the fixed clamping plate (2) is of a special-shaped plate-shaped structure and comprises a rectangular main plate and a semicircular first raised head protruding outwards along the right end face of the main plate, and the first raised head is positioned at the upper part of the main plate;

the movable tightening plate (3) is of a special-shaped plate structure, the lower part of the movable tightening plate is provided with a first connecting hole (3.1) penetrating through the plate surface, the top end surface and the bottom end surface of the movable tightening plate are horizontal, the width of the top end surface is narrower than that of the bottom end surface, the lower part of the left side end surface is vertical, the upper part of the left side end surface is semicircular and protrudes outwards to form a second raised head (3.2), the right side end surface of the movable tightening plate is sequentially provided with an upper outwards-inclined end surface, a middle vertical end surface, a lower inwards-inclined end surface and a tail vertical end surface from top to bottom; the connecting end surface between the bottom end surface and the tail vertical end surface of the right end surface is an arc surface;

the first raised head of the fixed clamping plate (2) and the second raised head of the movable clamping plate (3) are positioned at the same height and are arranged oppositely;

the cam tightening piece (4) is of a special-shaped plate-shaped structure, the upper part of the left side of the cam tightening piece is provided with a second connecting hole (4.1) penetrating through the plate surface, the left part of the plate surface is a top convex part, and the right part of the plate surface is a handle part; the end surfaces of the top convex parts are an outward downward inclined end surface, a first arc-shaped end surface (4.2), a fourth arc-shaped end surface (4.5) and a second arc-shaped end surface (4.3) in sequence, and the arc radius of the second arc-shaped end surface is larger than that of the first arc-shaped end surface; the end surface of the handle part is sequentially a horizontal end surface, a third arc-shaped end surface (4.4) and an inward declination end surface; the outward downward-inclined end surface of the top convex part is connected with the horizontal end surface of the handle part, and the second circular arc-shaped end surface of the top convex part is connected with the inward downward-inclined end surface of the handle part;

the top convex part of the cam clamping sheet (4) is movably supported on the lower inward inclined end surface and the tail vertical end surface of the right end surface of the movable clamping plate (3).

2. The building template attachment apparatus of claim 1, wherein: a pair of first pin holes (1.1) symmetrically penetrate through the middle parts of the pair of U-shaped main beams (1), and a pair of second pin holes (1.2) symmetrically penetrate through the end part of the right side.

3. The building template attachment apparatus of claim 2, wherein: the movable clamping plate (3) is rotatably connected between the pair of U-shaped main beams (1) through a first pin shaft (5) penetrating through the pair of first pin holes and the first connecting hole.

4. The building template attachment apparatus of claim 2, wherein: the cam tightening piece (4) is rotatably connected between the pair of U-shaped main beams (1) through a second pin shaft (6) penetrating through the pair of second pin holes and the second connecting hole.

5. The building template attachment apparatus of claim 1, wherein: the thicknesses of the fixed clamping plate (2), the movable clamping plate (3) and the cam clamping sheet (4) are the same.

6. The building template attachment apparatus of claim 1, wherein: the first raised head and the second raised head have the same radius.

7. The building template attachment apparatus of claim 1, wherein: the lower part of the right side of the main plate of the fixed clamping plate (2) is welded with the pair of U-shaped main beams (1), and the left side of the main plate extends out of the U-shaped main beams (1).

8. The construction method using the building formwork connecting apparatus according to claim 1, characterized by comprising the steps of:

firstly, adjusting a building template connecting device before construction to ensure that a handle part of a cam clamping sheet (4) is upward, at the moment, a movable clamping plate (3) is in a relaxed state, and the distance between a first raised head on a fixed clamping plate (2) and a second raised head on the movable clamping plate (3) is maximum;

clamping the building template connecting device on a template frame, wherein the template frame is clamped between a first raised head of the fixed clamping plate (2) and a second raised head of the movable clamping plate (3);

thirdly, the cam tightening piece (4) is knocked downwards by a hammer, the cam tightening piece (4) rotates clockwise by taking a second pin shaft (6) as a center, a top convex part of the cam tightening piece (4) makes tangential motion with a lower inward inclined end face and a tail vertical end face of the right end face of the movable tightening plate (3), the movable tightening plate (3) rotates anticlockwise by taking a first pin shaft (5) as a center, the position of a second raised head of the movable tightening plate (3) along the axis direction of the U-shaped main beam (1) is changed by utilizing the change of the rotation angle of the cam tightening piece (4), and the distance between the first raised head and the second raised head is reduced, so that the template frame is tightened;

step four, repeating the step two to the step three, and sequentially clamping the building template connecting devices at intervals along the height direction of the template frame until the template assembly is completed;

and fifthly, removing the building template connecting device after the concrete poured between the templates is shaped, beating the cam tightening piece (4) upwards and anticlockwise by using a hammer, loosening the movable tightening plate (3), and separating from the template frame to finish template construction.

9. The construction method according to claim 8, wherein: in the fourth step, the number of the building template connecting devices sequentially clamped at intervals along the height direction of the template frame is 3-4.

Technical Field

The invention relates to the field of formwork construction, in particular to a building formwork connecting device and a construction method thereof.

Background

The connecting and fixing piece of the steel formwork for pouring concrete in the existing building engineering generally adopts a U-shaped clamp, a pin or a bolt, the connecting and fixing piece is used for connecting the formworks, the manpower and material resources are more, the operation is inconvenient, the formworks are easy to lose, the construction progress is slow, the strength and the rigidity of the formworks at the joints and the flatness of the whole wall of the formworks cannot be guaranteed, the fixing piece is inconvenient to install and adjust, and the construction of the formworks with non-marked sizes is inconvenient.

Disclosure of Invention

The invention aims to provide a building template connecting device and a construction method thereof, which aim to solve the problems that the template connecting device is not adjustable and construction is inconvenient when a non-dimension-marked template is used in construction, and solve the problems that the existing template connecting device is complex in structure, complex in installation process and incapable of realizing quick installation.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a building templates connecting device, is including the a pair of U-shaped girder that sets up dorsad, and fixed connection is a pair of fixed plate of step-up between U-shaped girder one end, swing joint is a pair of movable plate of step-up and cam clamping piece are stepped up in the activity between the U-shaped girder other end, the cam clamping piece is located the activity and steps up the outside of the board, and the two terminal surface meets.

The fixed clamping plate is of a special-shaped plate structure and comprises a rectangular main plate and a semicircular first raised head protruding outwards along the right end face of the main plate, and the first raised head is located on the upper portion of the main plate.

The movable clamping plate is of a special-shaped plate structure, the lower part of the movable clamping plate is provided with a first connecting hole penetrating through the plate surface, the top end surface and the bottom end surface of the movable clamping plate are horizontal, the width of the top end surface is narrower than that of the bottom end surface, the lower part of the left side end surface of the movable clamping plate is vertical, the upper part of the left side end surface of the movable clamping plate is semicircular and protrudes outwards to form a second raised head, the right side end surface of the movable clamping plate is sequentially provided with an upper outwards-inclined end surface, a middle vertical end surface, a lower inwards-inclined end surface and a; the connecting end face between the bottom end face and the tail vertical end face of the right end face is an arc face.

The first raised head of the fixed clamping plate and the second raised head of the movable clamping plate are located at the same height and are arranged oppositely.

The cam tightening piece is of a special-shaped plate-shaped structure, the upper part of the left side of the cam tightening piece is provided with a second connecting hole penetrating through the plate surface, the left side part of the plate surface is a top convex part, and the right side part of the plate surface is a handle part; the end surfaces of the top convex parts are sequentially an outward downward inclined end surface, a first arc-shaped end surface, a fourth arc-shaped end surface and a second arc-shaped end surface, and the arc radius of the second arc-shaped end surface is larger than that of the first arc-shaped end surface; the end surface of the handle part is sequentially a horizontal end surface, a third arc-shaped end surface and an inward declination end surface; the outward and downward inclined end surface of the top convex part is connected with the horizontal end surface of the handle part, and the second circular arc-shaped end surface of the top convex part is connected with the inward and downward inclined end surface of the handle part.

And the top convex part of the cam clamping sheet is movably supported on the lower inward inclined end surface and the tail vertical end surface of the right end surface of the movable clamping plate.

A pair of first pin holes symmetrically penetrate through the middle parts of the pair of U-shaped main beams, and a pair of second pin holes symmetrically penetrate through the end part of the right side of the U-shaped main beam.

The movable clamping plate is rotatably connected between the pair of U-shaped main beams through a first pin shaft penetrating through the pair of first pin holes and the first connecting hole.

The cam tightening piece is rotatably connected between the pair of U-shaped main beams through a second pin shaft penetrating through the pair of second pin holes and the second connecting hole.

The fixed clamping plate, the movable clamping plate and the cam clamping piece are the same in thickness.

The first raised head and the second raised head have the same radius.

The lower part of the right side of the main plate of the fixed clamping plate is welded with the pair of U-shaped main beams, and the left side of the main plate extends out of the U-shaped main beams.

The construction method applying the building template connecting device comprises the following steps:

step one, adjusting the building template connecting device before construction to ensure that the handle part of the cam clamping sheet is upward, the movable clamping plate is in a relaxed state at the moment, and the distance between a first raised head on the fixed clamping plate and a second raised head on the movable clamping plate is the largest.

And step two, clamping the building template connecting device on a template frame, wherein the template frame is clamped between the first raised head of the fixed clamping plate 2 and the second raised head of the movable clamping plate.

And thirdly, downwards knocking the cam tightening piece by using a hammer, wherein the cam tightening piece rotates clockwise by taking the second pin shaft as a center, the top convex part of the cam tightening piece makes tangential motion with the lower inward inclined end surface and the tail vertical end surface of the right end surface of the movable tightening plate, at the moment, the movable tightening plate rotates anticlockwise by taking the first pin shaft as the center, the position of a second raised head of the movable tightening plate along the axis direction of the U-shaped main beam is changed by using the change of the rotation angle of the cam tightening piece, and the distance between the first raised head and the second raised head is reduced, so that the frame of the template is tightened.

And step four, repeating the step two to the step three, and sequentially clamping the building template connecting devices at intervals along the height direction of the template frame until the template assembly is completed.

And fifthly, removing the building template connecting device after the concrete poured between the templates is shaped, beating the cam tightening piece upwards and anticlockwise by using a hammer, loosening the movable tightening plate, and separating from the template frame to finish template construction.

In the fourth step, the number of the building template connecting devices sequentially clamped at intervals along the height direction of the template frame is 3-4.

Compared with the prior art, the invention has the following characteristics and beneficial effects:

a pair of U-shaped main beams are arranged, and the fixed clamping plate, the movable clamping plate and the cam clamping sheet are limited between the pair of U-shaped main beams to limit the fixed clamping plate, the movable clamping plate and the cam clamping sheet; the movable clamping plate and the cam clamping piece are movably connected with the pair of U-shaped main beams through pin shafts in a pin joint mode, so that the movable clamping plate and the cam clamping piece can rotate; the contact surface between the movable clamping plate and the cam clamping piece is tangent to perform tangent movement, the position of the movable clamping plate along the axis direction of the U-shaped main beam can be adjusted by adjusting the rotation angle of the cam clamping piece, so that the distance between the fixed clamping plate and the movable clamping plate can be adjusted, the clamping and the loosening of the template frame can be realized, the problem of non-standardization of the template can be effectively solved, and if a template with a non-standard size is required in the construction process, the building template connecting device is used for connecting battens, and the size of the template combination can be more reasonably and effectively adjusted, so that the number or the types of the non-standard templates can be reduced or eliminated.

The invention has simple structure and light weight, and only needs one hammer to tap the cam tightening piece to realize quick locking of the template, improve the speed of the template during construction and realize quick and efficient installation; compared with the existing large steel plate formwork or small steel plate formwork which is connected by bolts or U-shaped buckles, the method not only saves manpower and material resources and improves the construction progress, but also is beneficial to the standardization of the formwork and the mechanization of construction; when the building template connecting device is clamped on the template, the device is tightly leaned against the back of the template frame, so that the strength and the rigidity of the template connecting part, the flatness of the template on the whole wall and the turnover use times are improved, the service life of the clamp and the template is prolonged, and the loss is reduced.

The invention can be widely applied to the connecting system of the building structure concrete template.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic view of a front elevation structure of the construction form attachment apparatus of the present invention.

Fig. 2 is a side elevational view of the building template attachment apparatus of the present invention.

Fig. 3 is a schematic plan view of the construction form attachment apparatus of the present invention.

FIG. 4 is a schematic view of the front vertical surface structure of the fixed clamping plate of the present invention.

Fig. 5 is a schematic side elevational view of the fixed clamping plate of the present invention.

Fig. 6 is a schematic plan view of the fixed clamping plate of the present invention.

FIG. 7 is a schematic view of the front vertical surface structure of the movable clamping plate of the present invention.

Fig. 8 is a schematic side elevational view of the movable clamping plate of the present invention.

Fig. 9 is a schematic plan view of the movable clamping plate of the present invention.

Fig. 10 is a schematic view of the front elevational structure of the U-shaped main beam of the present invention.

FIG. 11 is a side elevational view of the U-shaped main beam of the present invention.

Fig. 12 is a plan view of the U-shaped main beam of the present invention.

FIG. 13 is a schematic view of the front elevation of the cam clamping tab of the present invention.

Fig. 14 is a side elevational view of the cam grip of the present invention.

Fig. 15 is a schematic plan view of the cam clamping piece of the present invention.

Fig. 16 is a schematic view of a front vertical surface structure of the first pin of the present invention.

Fig. 17 is a schematic plan view of the first pin of the present invention.

Reference numerals: 1-U-shaped main beam, 2-fixed clamping plate, 3-movable clamping plate, 4-cam clamping piece, 5-first pin shaft, 6-second pin shaft,

1.1-the first pin hole, 1.2-the second pin hole,

2.1-main board, 2.2-first raised head,

3.1-first connecting hole, 3.2-second raised head,

4.1-second connecting hole, 4.2-first arc end face, 4.3-second arc end face, 4.4-third arc end face and 4.5-fourth arc end face.

Detailed Description

A building template connecting device and a construction method thereof are disclosed, referring to figures 1-3, the building template connecting device comprises a pair of U-shaped main beams 1 which are arranged in a back direction, a fixed clamping plate 2 which is fixedly connected between one ends of the pair of U-shaped main beams 1, a movable clamping plate 3 which is movably connected between the other ends of the pair of U-shaped main beams 1 and a cam clamping sheet 4, wherein the cam clamping sheet 4 is positioned on the outer side of the movable clamping plate 3, and the end faces of the cam clamping plate and the cam clamping plate are connected.

Referring to fig. 4 to 6, the fixed clamping plate 2 is in a special-shaped plate-shaped structure, and includes a rectangular main plate and a semicircular first protruding head protruding outwards along the right end face of the main plate, and the first protruding head is located at the upper part of the main plate; the height of the main board is 135mm, the width is 50mm, and the thickness is 8 mm; the first raised head is 8mm thick and 28mm in diameter; the lower part of the right side of the main board is welded with the pair of U-shaped main beams 1, the U-shaped main beams 1 extend out of the left side of the main board, and the center distance of the main board is 17mm from the left end face of the U-shaped main beam 1.

Referring to fig. 7 to 9, the movable clamping plate 3 is of a special-shaped plate-shaped structure, the height of the movable clamping plate is 160mm, the maximum width of the movable clamping plate is 82mm, the thickness of the movable clamping plate is 8mm, the lower part of the movable clamping plate is provided with a first connecting hole 3.1 penetrating through the plate surface, the top end surface and the bottom end surface of the movable clamping plate are horizontal, the width of the top end surface is narrower than that of the bottom end surface, the lower part of the left end surface of the movable clamping plate is vertical, the upper part of the left end surface is semicircular and protrudes outwards to form a second raised head 3.2, the direction of the second raised head is 28mm, the right end surface of the movable clamping plate is an upper outwards-inclined end surface, a middle vertical end surface; the connecting end surface between the bottom end surface and the tail vertical end surface of the right end surface is an arc surface; the first raised head of the fixed clamping plate 2 and the second raised head of the movable clamping plate 3 are positioned at the same height and are oppositely arranged.

Referring to fig. 13 to 15, the cam tightening piece 4 is of a special-shaped plate-shaped structure, the thickness of the cam tightening piece is 8mm, a second connecting hole 4.1 penetrating through the plate surface is formed in the upper portion of the left side of the cam tightening piece, the diameter of the second connecting hole is 20mm, the left side portion of the plate surface is a top convex portion, and the right side portion of the plate surface is a handle portion; the end surfaces of the top convex parts are sequentially an outward downward-inclined end surface, a first arc-shaped end surface 4.2 with the radius of 20mm, a fourth arc-shaped end surface 4.5 with the radius of 8mm and a second arc-shaped end surface 4.3 with the radius of 47mm, and the arc radius of the second arc-shaped end surface is larger than that of the first arc-shaped end surface; the end surface of the handle part is sequentially a horizontal end surface, a third arc-shaped end surface 4.4 with the radius of 8mm and an inwardly-downwardly-inclined end surface; the outward downward-inclined end surface of the top convex part is connected with the horizontal end surface of the handle part, and the second circular arc-shaped end surface of the top convex part is connected with the inward downward-inclined end surface of the handle part; the connecting end surface between the bottom end surface and the tail vertical end surface of the right end surface is an arc surface; the top convex part of the cam clamping sheet 4 is movably supported on the lower inward inclined end surface and the tail vertical end surface of the right end surface of the movable clamping plate 3.

Referring to fig. 10 to 12, the U-shaped main beams 1 have a length of 273mm and a height of 50mm, a pair of first pin holes symmetrically penetrate through the middle parts of the pair of U-shaped main beams 1, and a pair of second pin holes symmetrically penetrate through the right end parts of the pair of U-shaped main beams; the diameters of the first pin hole and the second pin hole are both 16mm, the center distance between the first pin hole and the second pin hole is 75mm, and the center distance between the second pin hole and the right end face of the U-shaped main beam 1 is 20 mm.

Referring to fig. 16 and 17, the first pin is a cylindrical structure, the diameter of the first pin is 15.5mm, the height of the first pin is 18mm, the structure of the second pin is the same as that of the first pin, the movable clamping plate 3 is rotatably connected between the pair of U-shaped main beams 1 through the first pin 5 passing through the pair of first pin holes and the first connecting hole, and the outer end of the first pin is welded and fixed with the U-shaped main beams 1 or locked through a split pin; the cam tightening piece 4 is rotatably connected between the pair of U-shaped main beams 1 through a second pin shaft 6 penetrating through the pair of second pin holes and the second connecting hole, and the outer end head of the second pin shaft is welded and fixed with the U-shaped main beams 1 or locked through a cotter pin; the thicknesses of the fixed clamping plate 2, the movable clamping plate 3 and the cam clamping sheet 4 are the same; the radii of the first raised head and the second raised head are the same; the lower part of the right side of the main plate of the fixed clamping plate 2 is welded with the pair of U-shaped main beams 1, and the left side of the main plate extends out of the U-shaped main beams 1.

The construction method applying the building template connecting device comprises the following steps:

firstly, adjusting a building template connecting device before construction to ensure that a handle part of a cam clamping sheet 4 is upward, the movable clamping plate 3 is in a relaxed state, and the distance between a first raised head on the fixed clamping plate 2 and a second raised head on the movable clamping plate 3 is maximum;

step two, clamping the building template connecting device on a template frame, and clamping the template frame between a first raised head of the fixed clamping plate 2 and a second raised head of the movable clamping plate 3;

thirdly, the cam tightening piece 4 is knocked downwards by a hammer, the cam tightening piece 4 rotates clockwise by taking a second pin shaft 6 as a center, a top convex part of the cam tightening piece 4 makes tangential motion with a lower inward inclined end face and a tail vertical end face of the right end face of the movable tightening plate 3, at the moment, the movable tightening plate 3 rotates anticlockwise by taking a first pin shaft 5 as a center, the position of a second raised head of the movable tightening plate 3 along the axial direction of the U-shaped main beam 1 is changed by utilizing the change of the rotating angle of the cam tightening piece 4, and the distance between the first raised head and the second raised head is reduced, so that the frame of the template is tightened;

and step four, repeating the step two to the step three, sequentially clamping the building template connecting devices at intervals along the height direction of the template frame, wherein the number of the building template connecting devices sequentially clamped at intervals along the height direction of the template frame is 3-4, and assembling the templates.

And fifthly, removing the building template connecting device after the concrete poured between the templates is shaped, beating the cam tightening piece 4 upwards and anticlockwise by using a hammer, loosening the movable tightening plate 3, and separating from the template frame to finish template construction.