CN217174872U

CN217174872U - Opening and closing template for local water permeable treatment of steel cofferdam

Info

Publication number: CN217174872U
Application number: CN202221097743.1U
Authority: CN
Inventors: 王永辉; 汤浩; 孟金强; 卢飞; 李洪涛; 刘静; 汪海涛; 刘景强
Original assignee: Railway Battle Preparation; Shandong China Railway Bridge Engineering Co Ltd
Current assignee: Railway Battle Preparation; Shandong China Railway Bridge Engineering Co Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-12
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a template that opens and shuts that is used for steel cofferdam part to permeate water to handle relates to bridge construction technical field. The turnover formwork comprises a fixed formwork, wherein both side edges of one surface of the fixed formwork are hinged with turnover formworks; the end part of the turning template and the edge of one surface far away from the hinged part of the turning template and the fixed template are mutually connected through a threaded bolt; hinged shafts are arranged at the edges of two sides of the surface of the fixed template; the side surface of the articulated shaft is sleeved with a torsion spring. The utility model discloses an adopt open-close type structure, when launching through the hoist and mount hangers, the upset template is through the screw thread axle sleeve interconnect on end ear and fixed die plate surface under the effect of screw thread bolt, make upset template and fixed die plate laminate each other and be the slice structure, be convenient for place and adjust the template is whole, and the diver launches and take off the screw thread bolt, make upset template and fixed die plate expand and close on the steel sheet pile laminating under torque spring's effect, form and enclose the fender effect, its whole simple operation, high durability and convenient use, and the practical use needs are satisfied.

Description

Opening and closing template for local water permeable treatment of steel cofferdam

Technical Field

The utility model belongs to the technical field of the bridge construction, especially, relate to a template that opens and shuts that is used for the local processing of permeating water of steel cofferdam.

Background

The steel sheet pile cofferdam or the steel pipe pile cofferdam is an enclosure structure for retaining water and retaining soil during construction of a wading bridge underwater pier bearing platform, when a riverbed below the bearing platform is a soil body which is easy to permeate water, underwater concrete needs to be poured to seal the bottom to realize a water sealing effect, various quality problems are easily caused due to the particularity of an underwater concrete pouring process, and partial water permeation is caused due to poor bonding between concrete and steel sheet piles after slag inclusion, so that the steel sheet pile cofferdam or the steel pipe pile cofferdam is a common bottom sealing disease.

When the water permeability problem is treated, a diver usually chisels concrete at a water leakage part to form a small pit, the pit is filled with concrete poured underwater, a secondary water sealing effect is realized after new and old concrete is bonded, but when the concrete is poured into the chiseled pit, a template is required to be used for enclosing the chiseled pit, but the existing template is directly hoisted and placed, because a large number of inner support members, steel casing barrels and the like are arranged in a cofferdam, the number of obstacles is large during the installation of the template in the underwater, the hoisting and placing operation is inconvenient, and the actual use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a template that opens and shuts for steel cofferdam part is permeated water and is handled, through adopting open-close type structure, convenient upset each other between fixed die plate and the upset template, solved and had a large amount of interior support member and steel to protect a section of thick bamboo etc. in the current cofferdam, the barrier is more when the water installation under the template, and inconvenient problem of operation is placed in the hoist and mount.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an opening and closing template for local water permeable treatment of a steel cofferdam, which comprises a fixed template, wherein both side edges of one surface of the fixed template are hinged with turnover templates; the end part of the turning template and the edge of one surface far away from the hinged part of the turning template and the fixed template are mutually connected through a threaded bolt; hinged shafts are arranged at the edges of two sides of one surface of the fixed template; a torsion spring is sleeved on the peripheral side surface of the articulated shaft; the four-corner end of one surface of the fixed template, which is close to the hinge shaft, is provided with a latch lug; the edge of one surface of the turnover template is provided with a hinge sleeve matched with the hinge shaft and the torsion spring; and plug pin sleeves matched with the plug pin lugs and the threaded plug pins are arranged at two corner ends of the other surface of the turnover template, which are close to one side of the hinge sleeve.

As an optimal technical scheme of the utility model, the fixed die plate top central point puts and is equipped with the hoist and mount hangers.

As a preferred technical scheme of the utility model, the fixed die plate is located articulated shaft a surface and is close to central point and puts both sides and all be provided with two and screw thread bolt matched with screw thread axle sleeve.

As a preferred technical scheme of the utility model, upset template is kept away from hinge sleeve a side both ends and all is equipped with and holds the ear with screw bolt and screw shaft sleeve matched with.

As a preferred technical scheme of the utility model, the top and the bottom of one surface of the fixed template, which is far away from the articulated shaft, are provided with transverse reinforcing ribs; and longitudinal reinforcing ribs are arranged between the two transverse reinforcing ribs in a linear array manner.

The utility model discloses following beneficial effect has:

the utility model discloses an adopt open-close type structure, when launching through the hoist and mount hangers, the upset template is through the screw thread axle sleeve interconnect on end ear and fixed die plate surface under the effect of screw thread bolt, make upset template and fixed die plate laminate each other and be the slice structure, be convenient for place and adjust the template is whole, and the diver launches and take off the screw thread bolt, make upset template and fixed die plate expand and close on the steel sheet pile laminating under torque spring's effect, form and enclose the fender effect, its whole simple operation, high durability and convenient use, and the practical use needs are satisfied.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is the utility model discloses a structural schematic of the template that opens and shuts that is used for local permeable water of steel cofferdam to handle.

Fig. 2 is a schematic front view of the fixed die plate.

Fig. 3 is a schematic view of the back structure of the fixed template.

Fig. 4 is a schematic structural view of the reverse template.

In the drawings, the components represented by the respective reference numerals are listed below:

1-fixed template, 2-turning template, 3-threaded bolt, 4-torsion spring, 101-hinged shaft, 102-bolt lug, 103-hoisting hanging lug, 104-threaded shaft sleeve, 105-transverse reinforcing rib, 106-longitudinal reinforcing rib, 201-hinged sleeve, 202-bolt sleeve and 203-end lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the utility model relates to an opening and closing template for local water permeable treatment of a steel cofferdam, which comprises a fixed template 1, wherein both side edges of one surface of the fixed template 1 are hinged with turnover templates 2; the end part of the turning template 2 and the edge of one surface far away from the hinged part of the turning template 1 are connected with each other through a threaded bolt 3; hinged shafts 101 are arranged at the edges of two sides of one surface of the fixed template 1; a torsion spring 4 is sleeved on the peripheral side surface of the articulated shaft 101; four corner ends of one surface of the fixed template 1, which is close to the hinge shaft 101, are provided with latch lugs 102; a hoisting hanging lug 103 is arranged at the center of the top of the fixed template 1; the fixed template 1 is positioned on one surface of the articulated shaft 101, and two sides of the fixed template close to the center are provided with two threaded shaft sleeves 104 matched with the threaded bolts 3; the top and the bottom of one surface of the fixed template 1, which is far away from the articulated shaft 101, are provided with transverse reinforcing ribs 105; longitudinal reinforcing ribs 106 are arranged between the two transverse reinforcing ribs 105 in a linear array; a hinge sleeve 201 matched with the hinge shaft 101 and the torsion spring 4 is arranged on the edge of one surface of the turnover template 2; the two corner ends of the other surface of the turnover template 2, which are close to one side of the hinge sleeve 201, are provided with bolt sleeves 202 matched with the bolt lugs 102 and the threaded bolts 3; two end parts of one side surface of the turnover template 2, which is far away from the hinge sleeve 201, are respectively provided with an end lug 203 matched with the threaded bolt 3 and the threaded shaft sleeve 104.

More preferably, the two turning templates 2 are mutually turned along the hinge shaft 101 of the fixed template 1 through the hinge sleeve 201, so that the turning templates 2 are mutually attached to the fixed template 1, the threaded bolt 3 penetrates through the end lug 203 and is mutually matched with the threaded shaft sleeve 104 of the fixed template 1 to fix the turning templates 2, the whole opening and closing template is lifted through the lifting hanging lug 103 at the top of the fixed template 1, at the moment, the whole opening and closing template has a smaller volume and is easy to smoothly cross a steel protection cylinder and an inner support in the underwater in-place process, when the opening and closing template is arranged at a specified position of a chiseled tunnel, the threaded bolt 3 is unscrewed to separate the turning templates 2 from the fixed template 1, and under the recovery action of the torsion spring 4, the turning templates 2 are rotated along the hinge shaft 101 of the fixed template 1 through the hinge sleeve 201, and the fixed template 1 and the two turning templates 2 are mutually perpendicular, and the threaded bolt 3 passes through the bolt lug 102 of the fixed template 1 and the bolt sleeve 202 of the turnover template 2 once to fasten the fixed template 1 and the turnover template 2, so that the enclosure effect is formed.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a template that opens and shuts for steel cofferdam local water treatment, includes fixed die plate (1), its characterized in that:

both side edges of one surface of the fixed template (1) are hinged with turnover templates (2); the end part of the turnover template (2) and the edge of one surface far away from the hinged part of the turnover template and the fixed template (1) are mutually connected through a threaded bolt (3);

hinged shafts (101) are arranged on the two side edges of one surface of the fixed template (1); a torsion spring (4) is sleeved on the peripheral side surface of the articulated shaft (101); the four-corner end of one surface of the fixed template (1) close to the hinge shaft (101) is provided with a latch lug (102);

a hinged sleeve (201) matched with the hinged shaft (101) and the torsion spring (4) is arranged on the edge of one surface of the turnover template (2); and the two corner ends of the other surface of the turnover template (2) and close to one side of the hinge sleeve (201) are respectively provided with a bolt sleeve (202) matched with the bolt lug (102) and the threaded bolt (3).

2. The opening and closing template for the partial water permeating treatment of the steel cofferdam according to claim 1 is characterized in that a hoisting hanging lug (103) is arranged at the center of the top of the fixed template (1).

3. The opening and closing template for the partial water permeable treatment of the steel cofferdam according to claim 1 is characterized in that the fixed template (1) is provided with two threaded shaft sleeves (104) matched with the threaded bolts (3) at two sides of the surface of the articulated shaft (101) and close to the center.

4. The opening and closing template for the partial water permeating treatment of the steel cofferdam according to claim 3, wherein both end parts of one side of the overturning template (2) far away from the hinge sleeve (201) are provided with end lugs (203) matched with the threaded bolt (3) and the threaded shaft sleeve (104).

5. The opening and closing template for the partial water permeability treatment of the steel cofferdam according to claim 1, characterized in that the top and the bottom of one surface of the fixed template (1) far away from the hinge shaft (101) are provided with transverse reinforcing ribs (105); and longitudinal reinforcing ribs (106) are arranged between the two transverse reinforcing ribs (105) in a linear array.