Underwater irregular base surface concrete pouring formwork erecting device

Abstract

The utility model belongs to the technical field of underwater concrete construction, and particularly relates to an underwater irregular base surface concrete pouring formwork erecting device which comprises a formwork, a fixing anchor rod, a first limiting rod and a second limiting rod, guide hole structures are welded to the four corners of the formwork, and the fixing anchor rod penetrates through the two guide hole structures on the same side. First brackets and second brackets are welded to the two sides of the formwork, the first brackets are located above the second brackets, first limiting rods are erected on the left first bracket and the right first bracket, second limiting rods are erected on the left second bracket and the right second bracket, a plurality of telescopic square strips are placed between the formwork and the first limiting rods, and limiting buttons are arranged on the telescopic square strips. According to the utility model, through the first limiting rod and the second limiting rod, the scattered telescopic square strips are limited on the template in a regular manner, the template and all the telescopic square strips can be prefabricated into a whole on an overwater platform, and the whole body is hoisted into an underwater specified part, so that the underwater formwork erecting operation time is shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to underwater concrete construction technical field, especially relate to a kind of underwater irregular base surface concrete pouring formwork device. BACKGROUND

[0002] With the further development of rivers and oceans in China, the demand for underwater concrete construction is increasingly urgent in various industries, especially in the construction of river, built reservoir, ocean and other deep water areas. The increasing perfection of underwater diving equipment and the emergence of new technologies and materials such as underwater non-dispersive concrete undoubtedly save time, labor and cost in underwater concrete construction, and greatly improve the pouring quality of underwater concrete.

[0003] Because the mix of underwater concrete is generally more fluid than the mix of conventional concrete, the adaptability and sealing requirements of underwater formwork to the terrain or base surface are relatively strict, and in some industries, the size requirements of the shape profile of concrete structure building are also relatively high. Therefore, how to make and erect underwater formwork on irregular base surface during construction to minimize the large gap caused by irregular base surface becomes the key point and difficulty of underwater concrete technology implementation.

[0004] The conventional underwater formwork method is to lower the formwork underwater along the base surface, and then use divers to fill sandbags to block the non-closed parts of the contact surface. This method not only requires higher underwater operation of divers, but also increases the workload of underwater operation.

[0005] The utility model discloses a kind of underwater irregular base surface concrete pouring formwork devices to solve the above problems. UTILITY MODEL CONTENT

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] An underwater irregular base surface concrete pouring formwork device, comprising a formwork, a fixed anchor rod, a first limiting rod, a second limiting rod, a guide hole structure is welded at each corner of the formwork, the number of fixed anchor rods is two, and the fixed anchor rods pass through the same side two guide hole structures, the first bracket and the second bracket are welded on both sides of the formwork, the first bracket is above the second bracket, the first limiting rod is erected on the left and right two first brackets, the second limiting rod is erected on the left and right two second brackets, the first limiting rod and the second limiting rod are in the same vertical plane, a plurality of telescopic square bars are placed between the formwork and the first limiting rod, a limiting button is arranged on the telescopic square bar, and the limiting button abuts on the upper end of the first limiting rod.

[0008] As a preferred scheme, the telescopic square bar can slide up and down between the second limiting rod and the formwork.

[0009] Compared with the prior art, the utility model has the advantages of

[0010] 1、 the utility model discloses a first limit lever and second limit lever, and the scattered telescopic square is regularly restricted on the template, can be prefabricated into a whole with the template and all telescopic squares on the water platform, is hoisted into the specified part underwater in the whole mode, and the duration of the underwater formwork operation is reduced.

[0011] 2、 the utility model discloses the height of telescopic square is adjusted underwater to adapt to the uneven base surface fluctuation, reaches the quick formwork of underwater, and the size of telescopic square can be adjusted according to the underwater visibility, and the operation is carried out in the range of the diver's sight.

[0012] 3、 the utility model discloses the positional relationship between the limit knob and the first limit lever, realizes the purpose of restricting telescopic square on the template, avoids the telescopic square from falling in the process of hoisting and transporting, and the height of telescopic square can be adjusted by removing the first limit lever. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the structure front plane schematic diagram before template hoisting installation of the utility model.

[0014] Fig. 2 It is the structure front plane schematic diagram after template hoisting installation of the utility model.

[0015] Fig. 3 It is the template side surface schematic diagram of the utility model.

[0016] Figure mark name: 1, template;2, fixed anchor rod;3, guide hole structure;4, first bracket;5, second bracket;6, first limit lever;7, second limit lever;8, telescopic square;9, limit knob. DETAILED DESCRIPTION

[0017] The specific implementation of the utility model will be described in further detail below in combination with the drawings and examples. The following examples or drawings are used to explain the utility model, but not to limit the scope of the utility model.

[0018] A kind of concrete pouring formwork device for underwater irregular base surface, such as Figs. 1 to 3As shown, including template 1, fixed anchor rod 2, first limiting rod 6, second limiting rod 7, template 1 four corners are welded with guide hole structure 3, the number of fixed anchor rod 2 is two, and the fixed anchor rod 2 passes through the same side two guide hole structures 3, the both sides of template 1 are welded with first bracket 4 and second bracket 5, first bracket 4 is located above second bracket 5, first limiting rod 6 is erected on the left and right two first brackets 4, second limiting rod 7 is erected on the left and right two second brackets 5, first limiting rod 6 and second limiting rod 7 are in the same vertical plane, a plurality of telescopic square bars 8 are placed between template 1 and first limiting rod 6, limiting knob 9 is arranged on telescopic square bar 8, and limiting knob 9 abuts on the upper end of first limiting rod 6.

[0019] By the first limiting rod and the second limiting rod, the scattered telescopic square bars are regularly limited on the template, the template and all the telescopic square bars can be prefabricated into a whole on the water platform, the whole is hoisted into the specified position underwater, and the duration of the vertical formwork operation underwater is reduced.

[0020] The height of the telescopic square bar is adjusted underwater to adapt to the uneven undulating base surface, so that the template is quickly closed according to the type underwater, and the size of the telescopic square bar can be adjusted according to the underwater visibility, and the operation is performed within the range of the diver's line of sight.

[0021] By the positional relationship between the limiting knob and the first limiting rod, the telescopic square bar is limited on the template, and the telescopic square bar is prevented from falling off during hoisting and transportation.

[0022] The telescopic square bar 8 can slide up and down between the second limiting rod 7 and the template 1, the first bracket 4 fixes the first limiting rod 6 through buckling, the second bracket 5 fixes the second limiting rod 7 through buckling, the fixing of the first limiting rod 6 by the first bracket 4 can be released in a manual mode, and the fixing of the second limiting rod 7 by the second bracket 5 can be released in a similar mode.

[0023] The construction steps of the utility model include the following steps:

[0024] S1: template prefabrication assembly; the template 1 is prefabricated and assembled according to the device structure type on the shore.

[0025] S2: base surface drilling anchor hole; the diver drills anchor holes on both sides of the part where the template 1 needs to be installed under water.

[0026] S3: template hoisting installation; the diver cooperates with the water platform hoisting equipment to hoist the template 1 to the specified position, and inserts the fixed anchor rod 2 on both sides of the template 1 into the anchor hole.

[0027] S4: type following placement of telescopic square bar; the diver removes the first limiting rod 6 from the first bracket 4 under water, and knocks each telescopic square bar 8 to the bottom according to the undulating condition of the base surface.

[0028] S5: disassembly; after 24h of concrete pouring, the diver loosens the fixed anchor rod 2 and the telescopic square bar 8 underwater, the whole platform is hoisted to the next pouring position, and the steps S1-S4 are repeated.

[0029] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Any simple modification or equivalent change made according to the technical essence of the present application to the above embodiment falls within the protection scope of the present application.

Claims

1. An underwater irregular surface concrete pouring formwork device, characterized in that: The utility model relates to a template fixing device, including template (1), fixed anchor rod (2), first limit rod (6), second limit rod (7), template (1) four corners all weld with guide hole structure (3), fixed anchor rod (2) number is two, and fixed anchor rod (2) passes through same side's two guide hole structure (3), template (1) both sides all weld with first bracket (4) and second bracket (5), first bracket (4) is located second bracket (5) top, first limit rod (6) is erected in left and right two first bracket (4), second limit rod (7) is erected in left and right two second bracket (5), first limit rod (6) with second limit rod (7) are in same vertical plane, template (1) with first limit rod (6) between place with a plurality of telescopic square bar (8), set up limit button (9) on telescopic square bar (8), and limit button (9) is resisted on first limit rod (6) upper end.

2. The device according to claim 1, characterized in that: The telescopic square bar (8) can slide up and down between the second limit rod (7) and the template (1).

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