CN216340945U

CN216340945U - Template external corner prevents mould that rises and leak protection thick liquid structure and construction equipment

Info

Publication number: CN216340945U
Application number: CN202120773905.8U
Authority: CN
Inventors: 徐言; 陈德立; 刘轶男; 孙海鑫; 胡开萍; 魏臣兵; 罗伟; 陈佳明; 康凯; 张小龙; 汪鹏; 张立刚; 张博吉; 张浩军; 李鹏飞
Original assignee: Huazhong Engineering Co ltd Of Cccc Tunnel Bureau; CCCC Tunnel Engineering Co Ltd
Current assignee: Huazhong Engineering Co ltd Of Cccc Tunnel Bureau; CCCC Tunnel Engineering Co Ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2022-04-19
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a template external corner anti-expansion template anti-slurry leakage structure and a construction device, comprising: the device comprises two frame pipes, a formwork support body, a rotary fastener and a construction formwork; the two shelf pipes are connected through a rotating fastener, and the angles of the two shelf pipes are adjusted through the rotating fastener; a plurality of template supporting bodies are respectively arranged at intervals on the inner sides of the two rack pipes; the two construction templates are respectively and fixedly connected with the end faces, facing the poured concrete, of the template supporting bodies on the inner sides of the two shelf pipes; along with the angle adjustment of the two frame pipes, the two construction templates are intersected, and the intersection of the two construction templates is processed into a splicing structure according to the intersection angle. The frame pipes on the two sides of the formwork are locked through the rotating fastener, so that the anchoring force is integrally increased, and the internal and external corners of the formwork cannot expand in the construction process of the formwork. The crossed positions of the bamboo plywood are processed, so that the slurry leakage of the internal and external corners in the construction process of the template can be avoided.

Description

Template external corner prevents mould that rises and leak protection thick liquid structure and construction equipment

Technical Field

The utility model relates to the technical field of concrete construction formworks, in particular to a formwork external corner expansion-preventing and mortar leakage-preventing structure and a construction device.

Background

The concrete construction can not leave the template, the positions of right angles, internal corners and external corners and the like need to be connected in the template construction process in order to prevent slurry leakage in the installation process of the template, the intersection condition of a line and a local road often appears in the planning of an expressway and an expressway, the intersection angles are different and are different from 0-90 degrees, acute angle and obtuse angle reinforcement in the construction process of a channel, a bridge, a frame bridge and a culvert is particularly important, slurry leakage occurs when reinforcement is not good, design strength is damaged when mold expansion occurs when reinforcement is heavy, and slurry leakage due to mold expansion is a common defect in the reinforcement construction process of the concrete template. At present, the connection between the edges of the formwork is only reinforced by oppositely pulling the pull rod, the reinforcement of the male and female corners is not in place, the pull rod is oppositely pulled in time, the conditions of mold expansion and slurry leakage can also occur, and the construction quality and efficiency of the concrete are greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a formwork expansion and slurry leakage preventing structure for an external corner of a formwork and a construction device, which adopt a technical scheme of processing the intersection angle of a rotating fastener 5 and a construction formwork 6 to solve the problems of formwork expansion and slurry leakage at the intersection angle of the external corner and the internal corner of the formwork.

The utility model relates to a template external corner anti-expansion and anti-leakage structure, which comprises: the device comprises two frame pipes, a formwork support body, a rotary fastener and a construction formwork; the two shelf pipes are connected through the rotating fastener, and the angles of the two shelf pipes are adjusted through the rotating fastener; a plurality of template supporting bodies are respectively arranged on the inner sides of the two frame pipes at intervals; the two construction templates are respectively and fixedly connected with the end faces, facing the poured concrete, of the template supporting bodies on the inner sides of the two shelf pipes; along with the angle adjustment of the two frame pipes, the two construction templates are intersected, and the intersection of the two construction templates is processed into a splicing structure according to the intersection angle.

Furthermore, the splicing structure is characterized in that the end part of one of the construction templates is processed into an inclined plane according to the intersection angle, and the angle of the inclined plane is equal to the intersection angle of the two frame pipes.

Furthermore, the two template support bodies, close to the rotating fastener, on the inner sides of the two frame pipes are respectively a first template support body and a second template support body; the first template support body and the second template support body are opposite in position; the end parts of the two construction formworks are respectively positioned on the end surfaces of the first formwork supporting body and the second formwork supporting body.

Furthermore, double faced adhesive tapes are respectively arranged at the intersection of the end parts of the two construction formworks, and the end parts of the two construction formworks are mutually bonded through the double faced adhesive tapes when being intersected.

Furthermore, the heights of a plurality of template support bodies arranged at intervals on the inner sides of the two shelf pipes are consistent; the construction formwork is fixedly connected with each formwork support body through steel nails.

Further, still include: a pull rod is arranged; the opposite pull rods are respectively connected with the two shelf pipes.

A template external corner anti-expansion mould leakage-proof construction device comprises at least three template external corner anti-expansion mould leakage-proof structures; the frame pipes are connected with each other through a rotary fastener.

The frame pipes are connected through the rotary fasteners, and the intersection angles of the frame pipes can be adjusted when gaps exist in the internal and external corners of the formwork, so that the frame pipes on the two sides of the formwork are locked through the rotary fasteners, the integral anchoring force is increased, and the problem that the internal and external corners of the formwork cannot expand in the formwork construction process is solved. The inside edge of frame pipe is fixed and is equipped with the template, and the template comprises polylith template supporter and the construction template of fixed connection on the template supporter, and when frame pipe rotated around rotatory fastener, the construction template on the different frame pipes was crossing, and crossing department handles to mosaic structure to make the tight seam in negative and positive angle department between the frame pipe, the problem of leaking the thick liquid can not appear.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a template external corner anti-swelling and anti-leaking structure;

FIG. 2 is a schematic structural view of a formwork external corner anti-expansion and anti-slurry leakage construction device;

FIG. 3a is a schematic structural view of the bamboo plywood of the present invention before treatment;

fig. 3b is a schematic structural view of the bamboo plywood processed in the utility model.

The reference numbers illustrate:

1. a rack pipe; 2. a formwork support; 3. steel nails; 5. rotating the fastener; 6. constructing a template; 7. a pull rod is arranged; 21. a first formwork support; 22. a second formwork support; 6A, a bamboo plywood with untreated end parts; 6B, bamboo plywood processed at the end part.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the present embodiment provides a template external corner expansion-preventing slurry-leakage-preventing structure, including: the formwork comprises two frame pipes 1, a formwork support body 2, a rotary fastener 5 and a construction formwork 6; two frame pipes 1 are connected through rotating fastener 5, and two frame pipes 1 are through rotating fastener 5 angle of adjustment. The rotary fastener 5 is a fastener which is commonly used in construction and is used for connecting parallel or oblique rod pieces, and the distance from the central line of the rotary fastener to the main node is not more than 150 mm. The inner sides of the two frame pipes 1 are respectively provided with a plurality of template supporting bodies 2 at intervals, the template supporting bodies 2 are usually made of square timbers, the cost performance of the square timbers is high, the square timbers can play a role in sufficient stress, bending resistance and compression resistance, and the specifications of the usually adopted square timbers are 50 multiplied by 100, 40 multiplied by 90, 35 multiplied by 85, 40 multiplied by 80 and the like. The two construction templates 6 are respectively fixedly connected with the end faces, facing the concrete pouring, of the plurality of template supporting bodies 2 on the inner sides of the two frame pipes 1. The construction template 6 generally adopts a bamboo plywood which has high hardness, low price and high cost performance. Along with the angle adjustment of the two frame pipes 1, the two construction formworks 6 are intersected, and the intersection of the two construction formworks 6 is processed into a splicing structure according to the intersection angle. The splicing structure refers to a structure which can enable the intersection parts of the construction templates 6 to be tightly connected to achieve a tight silk seaming effect, the intersection end parts of the two construction templates 6 can be made into a wedge-shaped connection structure, the intersection end parts can also be made into a trapezoid splicing structure, and the like.

In the following description of the embodiments, the formwork support members 2 are made of square wood, and the construction formwork 6 is made of bamboo plywood.

In this embodiment, the splicing structure is a structure in which the end of one of the construction forms 6 is processed into an inclined surface according to the intersection angle, and the angle of the inclined surface is equal to the intersection angle of the two frame pipes 1.

Specifically, as shown in fig. 3a and 3b, the end of the intersecting end of the bamboo plywood is processed, the intersecting end of one bamboo plywood is processed into an inclined plane with a slope, the intersecting end of the other bamboo plywood is not processed, and the angle of the inclined plane is equal to the intersecting angle of the two shelf pipes 1. The processing method of the splicing structure is simple and practical, and as the intersection angle of the two frame pipes 1 is reduced, the shearing force acting on the intersection ends of the two bamboo plywood is increased, so that the male and female corners of the template can be more tightly jointed, and the purposes of not expanding the template and not leaking slurry are achieved.

In this embodiment, the two formwork support bodies 2 at the inner sides of the two frame pipes 1 close to the rotating fastener 5 are respectively a first formwork support body 21 and a second formwork support body 22; the first template support 21 and the second template support 22 are positioned opposite; the ends of the two construction forms 6 are located on the end surfaces of the first form support 21 and the second form support 22, respectively.

Specifically, the positions of two square timbers that the inboard of two frame pipes 1 is close to rotatory fastener 5 are relative, and the tip of the bamboo plywood of both sides all is located these two square timbers, and when the angle of intersection of two frame pipes 1 diminished like this, the tip laminating of two bamboo plywood of these two square timbers atress extrusion for the shear force that the tip of two bamboo plywood received increases, and the more effectual mould that does not rise does not leak the thick liquid purpose.

In this embodiment, the intersections of the ends of the two construction formworks 6 are respectively provided with a double faced adhesive tape, and the ends of the two construction formworks 6 are bonded to each other through the double faced adhesive tape when intersecting. Therefore, the end parts of the bamboo plywood are more tightly screwed, and the purposes of not expanding the die and not leaking the slurry are more effectively achieved.

In the embodiment, a plurality of template support bodies 2 arranged at intervals on the inner sides of two frame pipes 1 are consistent in height; the construction template 6 is fixedly connected with each template support body 2 by steel nails 3.

Specifically, the polylith square timber that the inboard of two frame pipes 1 was equipped with is the uniform height to when can guaranteeing that frame pipe 1 rotates and drives bamboo plywood extrusion concrete, the atress of bamboo plywood in each square timber department is even, makes the difficult fracture of rolling over of bamboo plywood, thereby improves the life of bamboo plywood.

In this embodiment, the method further includes: a pull rod 7; the opposite pull rods 7 are respectively connected with the two frame pipes 1.

Specifically, the opposite pull rod 7 is composed of a screw rod, a pair of mountain-shaped clamps and a nut. When the rack pipe is connected with the rack pipe 1, the screw rod penetrates through the bottom of the rack pipe 1, the upper rack pipe 1 and the lower rack pipe 1 are clamped by the mountain-shaped clamp (the rack pipes 1 are usually vertically provided with a plurality of bolts for increasing the supporting force), the nut is positioned on the outer side of the mountain-shaped clamp, the rack pipe 1 can be pushed to move by twisting the nut, and therefore the opposite pulling effect on the pull rod 7 is achieved.

As shown in fig. 2, the embodiment provides a construction device for preventing grout leakage of a formwork external corner expansion-proof formwork, which comprises at least three structures for preventing grout leakage of the formwork external corner expansion-proof formwork; the frame pipes 1 are connected with each other through a rotating fastener 5.

Specifically, the structure that every position of the construction device for preventing the formwork external corner from expanding and preventing the grout leakage of the formwork is connected by the rotary fastener 5 can be regarded as the structure for preventing the formwork external corner from expanding and preventing the grout leakage of the formwork. In practical application, because the concrete matrix with an irregular shape is often required to be constructed in the construction process of a channel, a bridge, a frame bridge and a culvert, the number and the shape of the components of the template external corner anti-expansion and anti-leakage structure which are required to be adopted can be selected according to the irregular shape.

Installation process:

measurement pay-off → bamboo plywood installation (one side bamboo plywood slope surface treatment) → double faced adhesive tape pasting → square wood installation (with bamboo plywood adopt the steel nail to inlay together), (square wood installation that the external corner corresponds) → installation of frame pipe 1 (two side frame pipe 1 intersect, can adopt rotary fastener 5 to link together) → installation of rotary fastener 5.

The installation step:

1. and positioning the first bamboo plywood according to the measurement paying-off, intersecting the bamboo plywood A, and processing the intersecting section of the bamboo plywood B to ensure that the bamboo plywood B is tightly jointed with the bamboo plywood A.

2. And adhering double-sided adhesive to the cross section of the processed bamboo plywood B to ensure that the mortar does not leak.

3. The method comprises the steps of fixing square wood on the back surface of a bamboo plywood A as a secondary keel, aligning the center line of the square wood A with the end part of the bamboo plywood A, fixing the bamboo plywood B and the bamboo plywood A on the square wood A together by using nails after the bamboo plywood B is installed and positioned, and then installing the square wood at the nail position of the bamboo plywood B to ensure that the external corner template is stressed uniformly and does not leak mortar.

4. Install the main joist in the secondary joist outside, the shelf pipe is installed in the square timber outside, and the main joist of external corner position stretches out length and surpasss the external corner position, and length reaches both sides main joist can adopt rotatory fastener 5 to carry out effective linking can, detain rotatory fastener 5 on the shelf pipe 1 of one end, then detain another shelf pipe 1 again. After the templates on the two sides are integrally reinforced, the external corner rotating fastener 5 is reinforced according to the steps, the fastener is reinforced while being knocked, the knocking direction exerts force to the direction of the templates to relieve the gap between the rotating fasteners 5, and the rotating fasteners 5 can be locked after the templates on the two sides, the square timber and the frame pipes are completely knocked and fastened, so that the purposes of not expanding the templates and not leaking slurry are achieved.

The whole beneficial effects are as follows:

1. the frame pipes on the two sides of the formwork are locked through the rotating fastener, so that the anchoring force is integrally increased, and the internal and external corners of the formwork cannot expand in the construction process of the formwork.

2. According to the utility model, the gradient processing is carried out on the intersected position of the bamboo plywood, the contact surface after processing is greatly increased, and the tight joint closing degree is achieved, so that the slurry leakage of the internal corner and the external corner in the construction process of the template can be avoided.

3. The service life of the concrete structure is obviously prolonged through the utility model, and the economic cost is obvious and immeasurable.

4. The utility model has the advantages of convenient material acquisition and high cost performance of all structural components, and can obtain the maximum benefit with the minimum investment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a template external corner prevents that mould that rises leaks thick liquid structure which characterized in that includes:

the formwork comprises two frame pipes (1), a formwork support body (2), a rotary fastener (5) and a construction formwork (6);

the two frame pipes (1) are connected through the rotating fastener (5), and the angles of the two frame pipes (1) are adjusted through the rotating fastener (5); a plurality of template supporting bodies (2) are respectively arranged at intervals on the inner sides of the two frame pipes (1); the two construction templates (6) are respectively and fixedly connected with the end faces, facing the poured concrete, of the template supporting bodies (2) on the inner sides of the two frame pipes (1);

along with the angle adjustment of the two frame pipes (1), the two construction formworks (6) are intersected, and the intersection of the two construction formworks (6) is processed into a splicing structure according to the intersection angle.

2. The template external corner anti-expansion template slurry leakage prevention structure as claimed in claim 1, wherein the splicing structure is that the end of one of the construction templates (6) is processed into an inclined surface according to the intersection angle, and the angle of the inclined surface is equal to the intersection angle of the two frame pipes (1).

3. The formwork external corner expansion-preventing formwork leakage-preventing structure as claimed in claim 2, wherein the two formwork support bodies (2) at the inner sides of the two frame pipes (1) close to the rotating fastener (5) are a first formwork support body (21) and a second formwork support body (22), respectively;

the first template support (21) and the second template support (22) are opposite in position; the end parts of the two construction formworks (6) are respectively positioned on the end surfaces of the first formwork supporting body (21) and the second formwork supporting body (22).

4. The formwork external corner expansion-preventing formwork slurry leakage-preventing structure as claimed in claim 3, wherein a double faced adhesive tape is respectively arranged at the intersection of the end parts of the two construction formworks (6), and the end parts of the two construction formworks (6) are adhered to each other through the double faced adhesive tape when being intersected.

5. The template external corner anti-expansion template slurry leakage prevention structure as claimed in claim 4, wherein a plurality of template support bodies (2) arranged at intervals at the inner sides of two frame pipes (1) are consistent in height; the construction formwork (6) is fixedly connected with each formwork support body (2) through steel nails (3).

6. The template external corner anti-expansion mold slurry leakage prevention structure according to claim 5, further comprising: a counter pull rod (7);

the pair of pull rods (7) are respectively connected with the two frame pipes (1).

7. A construction device for preventing slurry leakage of a formwork external corner from expanding a formwork is characterized by comprising at least three structures for preventing slurry leakage of the formwork external corner from expanding the formwork according to claim 1; the frame pipes (1) are connected with each other through a rotary fastener (5).