CN219826117U

CN219826117U - Pool embedded type integrated flanging formwork system

Info

Publication number: CN219826117U
Application number: CN202320435284.1U
Authority: CN
Inventors: 陈少刚; 唐浩铭; 何俊强; 许云波; 许�鹏
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-10-13
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a pool body embedded type integrated flanging formwork system which comprises a prefabricated cement formwork (1), a back rib (2), a split bolt (3) and connecting ribs (4); the connecting ribs are respectively embedded in the precast cement templates at intervals, and the lap joint sections of the connecting ribs extend to the outside of the precast cement templates and are fixed with the reinforced bar structures in the bottom plate (5) of the pool body, so that the precast cement templates are supported on the bottom plate; a pair of prefabricated cement templates are arranged along two sides of the bottom of the wall body in the tank body to form a pouring space communicated with the bottom plate, so that the pair of prefabricated cement templates after pouring are embedded into two side surfaces of the wall body in the tank body; the pair of prefabricated cement templates are connected through the split bolt, and the back edge is attached and arranged between the outer wall of the prefabricated cement templates and the end part of the split bolt. The utility model can solve the technical problems of the wood templates in the prior art.

Description

Pool embedded type integrated flanging formwork system

Technical Field

The utility model relates to a pool body formwork system, in particular to an embedded integrated flanging formwork system for a pool body.

Background

In the municipal projects of clean water plants, sewage treatment plants and buildings of water works, a plurality of tanks exist, each tank has a specific process function, and the interior of the tank is provided with a plurality of walls such as partition walls, backflow walls and the like, and the walls are crisscrossed vertically and horizontally and have a much larger opening area than the occupied area. The wall body in the pool body is affected by water pressure, the wall body in the height range of about 500mm at the bottom of the wall body is required to be poured together with the pool bottom plate according to the analysis of the stress characteristics, and the wall body construction joint is reserved at the position of 500mm upwards of the pool wall bottom plate.

The conventional construction process of the bottom template of the wall body in the pond comprises the following steps: spring wire, positioning, binding reinforcing steel bars, processing according to a scheme, manufacturing a template, installing a plate die, installing a water stop screw rod, installing a template keel, fixing the keel, installing a wall die diagonal bracing, correcting verticality and checking, pouring concrete, removing the template, curing and the like. The conventional construction process has the following technical problems:

1. the bottom template of the wall body in the pool is usually a wood template, and the wood template is easy to deform, deglue, bulge and crack when subjected to environmental changes such as water immersion, insolation and the like, so that the concrete surface is uneven.

2. The dimension is inaccurate when the template is processed, and the slab joints are difficult to process when the template is assembled, so that the dimension deviation and slurry leakage of the building structure interface are easy to cause.

3. The transportation, cutting, template installation and form removal are required to consume a large amount of manpower and working hours, the overall construction cost is high, and the mess of on-site civilized construction and the waste of turnover materials are caused.

4. The construction process flow is more, is unfavorable for the simplification of construction, and the construction efficiency is relatively lower.

Therefore, it is necessary to provide a pool body embedded type integrated flanging formwork system, which can solve the above technical problems in the prior art.

Disclosure of Invention

The utility model aims to provide a pool body embedded integrated flanging formwork system which can solve the technical problems in the prior art.

The utility model is realized in the following way:

an embedded integrated flanging formwork system of a pool body comprises a prefabricated cement formwork, a back rib, split bolts and connecting ribs; the connecting ribs are respectively embedded in the precast cement templates at intervals, and the lap joint sections of the connecting ribs extend to the outside of the precast cement templates and are fixed with the reinforced structure in the bottom plate of the pool body, so that the precast cement templates are supported on the bottom plate; a pair of prefabricated cement templates are arranged along two sides of the bottom of the wall body in the tank body to form a pouring space communicated with the bottom plate, so that the pair of prefabricated cement templates after pouring are embedded into two side surfaces of the wall body in the tank body; the pair of prefabricated cement templates are connected through the split bolt, and the back edge is attached and arranged between the outer wall of the prefabricated cement templates and the end part of the split bolt.

The prefabricated cement template is formed by splicing a plurality of template units, a plurality of distribution ribs are arranged in the template units at intervals, and one ends of the plurality of connection ribs are embedded in the template units and fixedly connected with the plurality of distribution ribs.

The outer side of one end of the template unit is provided with a first clamping part, the inner side of the other end of the template unit is provided with a second clamping part, and the first clamping part is in butt joint with the second clamping part and is locked through a connecting piece, so that two adjacent template units are spliced.

The thickness of the first clamping part and the second clamping part is half of the thickness of the template unit, the outer wall of the first clamping part is flush with the outer wall of the template unit, and the inner wall of the second clamping part is flush with the inner wall of the template unit.

The template unit is a GRC composite board.

The bottom of the template unit forms a slope structure, so that the bottom of the wall body is in transitional connection with the bottom plate through the slope structure; a plurality of distributing ribs are arranged in the slope structure at intervals.

And tie bars are arranged between the slope structures of the pair of prefabricated cement templates.

A plurality of shores are arranged between the pair of precast cement templates, and the shores are perpendicular to the precast cement templates.

The inner wall of the precast cement template is provided with a convex block, the end part of the top support is provided with a groove, the convex block can be embedded in the groove in a matching way, and the top support is supported between a pair of precast cement templates.

The back edge comprises square timber and double steel pipes, wherein a plurality of square timber are vertically arranged on the outer wall of the prefabricated cement template at intervals respectively, the double steel pipes are transversely arranged on the outer sides of the square timber, and the mountain-shaped clamp of the split bolt is tightly pressed on the outer wall of the double steel pipes.

Compared with the prior art, the utility model has the following beneficial effects:

1. the prefabricated cement template is arranged, so that the template unit can be produced in a standardized manner in a factory, and is spliced through the first clamping part and the second clamping part after being transported to the site, the splicing is convenient and quick, the supporting efficiency and quality of the template at the bottom of the wall body are improved, and the problems of the deviation of the cutting size of the template and the waste of materials in the prior art are solved; meanwhile, the template unit adopts the GRC composite board, the template is embedded into the wall body, and forms a whole with the wall body after pouring, so that the wall body structure strength is ensured, and the problems of easy template expansion, deformation and damage of the wood template in the prior art are avoided.

2. The support structure is provided with the shoring, the split bolts, the tie bars and the connecting bars, so that the support stability of the prefabricated cement templates and the connection reliability of the prefabricated cement templates and the bottom plate reinforcing steel bar structure are ensured through the split bolts, the tie bars and the connecting bars, and meanwhile, the pair of prefabricated cement templates are supported from the inner side through the shoring, the casting thickness of the wall body is ensured, and the casting quality of the wall body is improved.

3. The utility model can effectively simplify the construction process flow of the flanging at the bottom of the wall body in the tank body, has low construction cost and good economic benefit, and is suitable for the construction of various tank body type template engineering.

Drawings

FIG. 1 is a cross-sectional view of an embedded integrated flanging formwork system (before pouring) of the tank body;

FIG. 2 is a cross-sectional view of the embedded integrated flanging formwork system (after pouring) of the tank body;

FIG. 3 is a schematic view of splicing precast cement templates in the pool embedded integrated flanging formwork system;

FIG. 4 is a schematic diagram of the connection of the template units in the embedded integrated flanging formwork system of the tank body;

FIG. 5 is a construction schematic diagram of step 1 in the construction flow of the pool body embedded integrated flanging formwork system;

fig. 6 is a construction schematic diagram of step 2 in the construction flow of the tank body embedded integrated flanging formwork system.

In the figure, 1 prefabricated cement template, 101 template unit, 102 first joint portion, 103 second joint portion, 104 connecting piece, 105 sloping surface structure, 106 distribution muscle, 107 lug, 2 back of body stupefied, 201 battens, 202 double steel pipe, 3 split bolts, 4 connecting piece, 5 bottom plate, 6 tie bars, 7 jack-up.

Detailed Description

The utility model will be further described with reference to the drawings and the specific examples.

Referring to fig. 1 and 2, an embedded integrated flanging formwork system of a pool body comprises a prefabricated cement formwork 1, a back rib 2, a split bolt 3 and a connecting rib 4; the connecting ribs 4 are respectively embedded in the precast cement template 1 at intervals, and the lap joint sections of the connecting ribs 4 extend to the outside of the precast cement template 1 and are fixed with the reinforcing steel bar structure in the bottom plate 5 of the pool body in a welding or binding mode, so that the precast cement template 1 is supported on the bottom plate 5; a pair of precast cement templates 1 are arranged along two sides of the bottom of the wall body in the tank body to form a casting space communicated with the bottom plate 5, so that the precast cement templates 1 are embedded on two side surfaces of the wall body in the tank body after casting; the pair of precast cement templates 1 are connected through the split bolt 3, and the back edge 2 is attached and arranged between the outer wall of the precast cement templates 1 (the surface of the pair of precast cement templates 1 which are oppositely arranged is used as the inner wall, and the surface of the pair of precast cement templates 1 which are oppositely arranged is used as the outer wall) and the end part of the split bolt 3.

Preferably, the split bolt 3 adopts a three-section water stop bolt, the specification is M14, and the split bolt consists of a flange nut, a mountain-shaped clamp, an outer rod, a connecting nut and an inner rod; the length of the outer rod is about 170mm, the length of the inner rod is determined according to the thickness of a designed wall body, and the outer rod is used for fixedly connecting a pair of prefabricated cement templates 1 in a tie mode, so that the concrete pouring thickness of the wall body is accurately controlled, and the outer rod and the mountain-shaped clamp after pouring can be detached and reused. The connecting ribs 4 can be three-level steel bars with the diameter of 6mm and are distributed at intervals of 200mm and used for fixing a pair of prefabricated cement templates 1 on the inner steel bars of the bottom plate 5 and reinforcing the prefabricated cement templates through the back ribs 2 and the split bolts 3, so that formwork supporting is completed, the prefabricated cement templates 1 are used as templates when the wall body is poured, and the prefabricated cement templates are not required to be removed after being poured and are directly used as a part of the wall body structure.

The prefabricated cement template 1 is formed by prefabricating cement, has strong temperature change resistance, corrosion resistance and water seepage resistance, high extrusion resistance, and small possibility of deformation and fracture of the template, and is difficult to deform and damage compared with the wood template in the prior art.

Referring to fig. 3, the prefabricated cement formwork 1 is formed by splicing a plurality of formwork units 101, a plurality of distributing ribs 106 are arranged in the formwork units 101 at intervals, and one ends of the connecting ribs 4 are embedded in the formwork units 101 and fixedly connected with the distributing ribs 106.

The template units 101 in the unified form are spliced according to the length of the wall body, so that the standardization degree is high, the templates do not need to be cut, the efficiency and the quality of formwork construction are improved, and standardized production and transportation use are facilitated.

Referring to fig. 3 and fig. 4, a first clamping portion 102 is formed at an outer side of one end of the template unit 101, a second clamping portion 103 is formed at an inner side of the other end of the template unit 101, and the first clamping portion 102 is abutted with the second clamping portion 103 and locked by a connecting piece 104, so that two adjacent template units 101 are spliced.

Matching and splicing of the first clamping part 102 and the second clamping part 103 are beneficial to improving the splicing quality and the splicing efficiency of the template unit 101 and simplifying the construction process. The connecting piece 104 can adopt M10 multiplied by 30 stainless steel bolts and matched nuts thereof, and is used for fixedly connecting the first clamping part 102 and the second clamping part 103, so that the template unit 101 is firmly spliced.

Referring to fig. 4, the thicknesses of the first clamping portion 102 and the second clamping portion 103 are half of the thickness of the template unit 101, and the outer wall of the first clamping portion 102 is flush with the outer wall of the template unit 101, and the inner wall of the second clamping portion 103 is flush with the inner wall of the template unit 101.

The matching clamping connection of the first clamping connection part 102 and the second clamping connection part 103 ensures the flattening and sealing effect of the splicing part of two adjacent template units 101, and the splicing operation is convenient.

The template unit 101 is a GRC (Glass fiber Reinforced Concrete ) composite board.

The GRC composite board is a fiber concrete composite material with alkali-resistant glass fiber as a reinforcing material and cement mortar as a matrix material, and preferably, the specification of the template unit 101 is 800mm multiplied by 30mm multiplied by 550mm, so that the GRC composite board can be produced by a factory uniformly and safely, the loss and the waste of wooden templates are reduced, and the on-site civilized construction is ensured.

Referring to fig. 1 and fig. 2, the bottom of the template unit 101 forms a slope structure 105, so that the bottom of the wall body is in transitional connection with the bottom plate 5 through the slope structure 105; a plurality of distributing ribs 106 are arranged in the slope structure 105 at intervals.

Through the setting of slope structure 105, increase the thickness of wall body bottom, improve the structural strength of wall body bottom. The slope surface structure 105 is structurally strong through the distributing ribs 106, and the gradient of the slope surface structure 105 can be adjusted according to actual requirements. The distribution bars 106 can be made of three-level steel bars with the diameter of 6mm, and are distributed at intervals of 200mm.

Referring to fig. 1 and 2, tie bars 6 are disposed between the slope structures 105 of the pair of precast cement templates 1, so as to further improve the stability of the support of the pair of precast cement templates 1 and prevent the occurrence of mold expansion, deformation, damage and the like during the concrete pouring process.

Preferably, the tie bars 6 can be made of three-stage steel bars with the diameter of 6mm, and are distributed at intervals of 200mm.

Referring to fig. 1 and 2, a plurality of shoring struts 7 are disposed between the pair of precast cement templates 1, and the shoring struts 7 are disposed perpendicular to the precast cement templates 1 and are used for shoring the pair of precast cement templates 1 from the inner side, so as to ensure the support stability of the pair of precast cement templates 1.

Preferably, two shoring 7 can be arranged, the shoring 7 can be a plain concrete rod piece with the specification of 60 multiplied by 290 multiplied by 60mm, the plain concrete rod piece is used for controlling the pouring thickness of a wall body, and an iron wire with the diameter of 1.6mm is arranged in the shoring 7, so that a certain tensile effect is ensured. The rod piece spacing of each top support 7 can be adjusted according to actual top support requirements, and the number of the top supports 7 can be adjusted according to actual requirements.

Referring to fig. 1 and 2, the prefabricated cement forms 1 are provided with protrusions 107 on the inner wall, grooves (not shown) are formed at the ends of the braces 7, the protrusions 107 can be embedded in the grooves in a matching manner, and the braces 7 are supported between the prefabricated cement forms 1.

Through the setting of lug 107 and recess, can be convenient for the quick setting of jack-up 7, and guarantee that jack-up 7 perpendicular to precast cement template 1 sets up. Preferably, the protruding blocks 107 and the grooves can be in a hemispherical structure with the diameter of 50mm, so that alignment and installation are facilitated, the protruding blocks 107 are made of GRC composite materials and are formed by pouring with the template units 101 synchronously, and the arrangement space of the protruding blocks 107 is 100×200mm.

Referring to fig. 1 and fig. 2, the back edge 2 includes square timber 201 and double steel pipes 202, a plurality of square timber 201 are vertically arranged on the outer wall of the prefabricated cement template 1 at intervals, the double steel pipes 202 are transversely arranged on the outer sides of the square timber 201, and the mountain-shaped clamp of the split bolt 3 is pressed on the outer wall of the double steel pipes 202.

Preferably, the double steel pipes 202 can be welded steel pipes with the outer diameter phi of 48mm and the wall thickness of 3.2mm, the standard length is 1200mm and 3000mm (the special positions are adjusted according to the requirements), and the double steel pipes can be spliced according to the length of a wall body; the double steel pipes 202 are horizontally arranged transversely for fixing the split bolts 3. The square timber has the specification of 400 multiplied by 50 multiplied by 170mm and is used for fixing the precast cement form 1 and the split bolts 3.

Referring to fig. 1 to 6, the construction process of the present utility model is: construction paying-off, wall steel bar binding, installation of a prefabricated cement template 1, reinforcement of a through opposite-pulling screw rod 3+back ridge 2, concrete pouring, removal of the reinforced back ridge 2 and the opposite-pulling screw rod 3. The specific operation is as follows:

the formwork units 101 are produced uniformly in a factory according to the size design of the wall body inside the pond body, and are transported to the site, and assembled through the first clamping parts 102 and the second clamping parts 103, so that the prefabricated cement formwork 1 is formed.

Step 1: before the prefabricated cement template 1 is installed, the middle line and the side line of the wall are popped up on the foundation or the ground, the positions of the prefabricated cement template 1 and the wall are calculated according to the specifications of the prefabricated cement template 1 and the wall, the positions of the prefabricated cement template are marked, after the steel bars of the wall and the bottom plate 5 are bound, the prefabricated cement template 1 is installed on one side of the steel bars of the wall, and the connecting ribs 4 in the prefabricated cement template 1 are in spot welding connection with the distributing ribs above the bottom plate 5, as shown in the attached figure 5.

Step 2: and then installing the prefabricated cement templates 1 on the other side, installing the opposite-pull screw rods 3 and the tie bars 6, and connecting and fixing the prefabricated cement templates 1 on the two sides, as shown in figure 5.

Step 3: after the installation of the pair of precast cement templates 1 is completed, the battens 201 are installed on the outer sides of the pair of precast cement templates 1, the pair of precast cement templates 1 are further fixed by the double steel pipes 202 and the opposite-pulling screw rods 3, and finally the plain concrete jacking supports 7 are combined with the protruding blocks 107 to ensure the section size and the wall thickness.

Step 4: after the installation of the pair of precast cement templates 1, the square timber 201, the double steel pipes 202 and the top support 7 is finished, casting concrete with design specifications, casting the bottom plate 5 and the bottom of the wall together, forming a wall flanging structure on the bottom plate 5, and maintaining in time after the casting is finished.

Step 5: the square timber 201, the double steel pipes 202 and the outer rods of the opposite-pulling screws 3 are removed, and a pair of prefabricated cement templates 1 are embedded in the bottom of the wall body and are used as a part of the wall body without being removed. After the opposite-pulling screw rods 3 are removed, cement mortar is filled in the sleeve parts of the opposite-pulling screw rods 3, so that the surface of an outer wall is smooth and clean, then, the concrete on the upper surface of the bottom of the wall is subjected to roughening treatment in time, the base surface is free of emulsion skin, the surface is roughened, after coarse sand is slightly exposed, plywood with the thickness of 15mm is installed on two sides above a pair of prefabricated cement templates 1, and preparation is made for casting of the serious damaged parts of the subsequent wall.

The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, therefore, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present utility model should be included in the scope of the present utility model.

Claims

1. A pool body embedded type integrated flanging formwork system is characterized in that: comprises a prefabricated cement template (1), a back rib (2), a split bolt (3) and a connecting rib (4); the connecting ribs (4) are respectively embedded in the prefabricated cement template (1) at intervals, and the lap joint sections of the connecting ribs (4) extend to the outside of the prefabricated cement template (1) and are fixed with the reinforcing steel bar structure in the bottom plate (5) of the pool body, so that the prefabricated cement template (1) is supported on the bottom plate (5); a pair of prefabricated cement templates (1) are arranged along two sides of the bottom of the wall body in the tank body to form a pouring space communicated with the bottom plate (5), so that the pair of prefabricated cement templates (1) after pouring are embedded into two side surfaces of the wall body in the tank body; the pair of prefabricated cement templates (1) are connected through the split bolt (3), and the back edge (2) is attached and arranged between the outer wall of the prefabricated cement templates (1) and the end part of the split bolt (3).

2. The pool embedded integrated flanging formwork system as claimed in claim 1, wherein: the prefabricated cement template (1) is formed by splicing a plurality of template units (101), a plurality of distribution ribs (106) are arranged in the template units (101) at intervals, and one ends of a plurality of connecting ribs (4) are embedded in the template units (101) and fixedly connected with the distribution ribs (106).

3. The pool embedded integrated flanging formwork system as claimed in claim 2, wherein: the outer side of one end of the template unit (101) is provided with a first clamping part (102), the inner side of the other end of the template unit (101) is provided with a second clamping part (103), the first clamping part (102) is in butt joint with the second clamping part (103) and is locked through a connecting piece (104), and the two adjacent template units (101) are spliced.

4. A pool embedded integrated flange formwork system as claimed in claim 3, wherein: the thickness of the first clamping part (102) and the second clamping part (103) is half of the thickness of the template unit (101), the outer wall of the first clamping part (102) is flush with the outer wall of the template unit (101), and the inner wall of the second clamping part (103) is flush with the inner wall of the template unit (101).

5. The pool embedded integrated flanging formwork system as claimed in any one of claims 2-4, wherein: the template unit (101) is a GRC composite board.

6. The pool embedded integrated flanging formwork system as in claim 5, wherein: the bottom of the template unit (101) forms a slope structure (105), so that the bottom of the wall body is in transitional connection with the bottom plate (5) through the slope structure (105); a plurality of distributing ribs (106) are arranged in the slope surface structure (105) at intervals.

7. The pool embedded integrated flanging formwork system as claimed in claim 6, wherein: and tie bars (6) are arranged between the slope structures (105) of the pair of precast cement templates (1).

8. The pool embedded integrated flanging formwork system as claimed in claim 1 or 7, wherein: a plurality of propping rods (7) are arranged between the pair of precast cement templates (1), and the propping rods (7) are vertically arranged with the precast cement templates (1).

9. The pool embedded integrated flanging formwork system as claimed in claim 8, wherein: the inner wall of the prefabricated cement template (1) is provided with a bump (107), the end part of the top support (7) is provided with a groove, the bump (107) can be embedded in the groove in a matching way, and the top support (7) is supported between the pair of prefabricated cement templates (1).

10. The pool embedded integrated flanging formwork system as claimed in claim 1, wherein: the back edge (2) comprises square timber (201) and double steel pipes (202), wherein a plurality of square timber (201) are respectively arranged on the outer wall of the prefabricated cement template (1) at vertical intervals, the double steel pipes (202) are transversely arranged on the outer sides of the square timber (201), and the mountain-shaped clamp of the split bolt (3) is tightly pressed on the outer wall of the double steel pipes (202).