CN113756261B - Construction method of concrete tank body adopting adjustable inner support shaping template - Google Patents
Construction method of concrete tank body adopting adjustable inner support shaping template Download PDFInfo
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- CN113756261B CN113756261B CN202111208187.0A CN202111208187A CN113756261B CN 113756261 B CN113756261 B CN 113756261B CN 202111208187 A CN202111208187 A CN 202111208187A CN 113756261 B CN113756261 B CN 113756261B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/02—Making or lining canals
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
Abstract
The invention relates to a construction method of a concrete tank body adopting an adjustable inner support shaping template, belonging to the technical field of building construction. The method comprises the working procedures of design of an adjustable inner support shaping template, binding of reinforcing steel bars, segmented assembly of the template, hoisting and positioning and fixing of the template, concrete pouring, template dismantling and template maintenance, wherein the adjustable inner support shaping template mainly comprises a shaping aluminum template, primary and secondary keels, an adjustable lead screw and a hanging bracket. The method shortens the construction period, lightens the labor intensity of the formwork support of constructors, greatly improves the construction efficiency, and ensures that the constructed concrete member has high quality; the adjustable inner support shaping template has the advantages of scientific design, reasonable structure, convenient use, simple maintenance, quick disassembly and assembly, convenient transportation and long service life, can be widely applied to construction projects such as concrete troughs, overflow troughs, canals, ditches, heating ditches, cable trenches and the like, and is worth of popularization and application.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a construction method of a concrete tank body, in particular to a construction method of a concrete tank body adopting an adjustable inner support shaping template.
Background
In recent years, with the great enhancement of national infrastructure projects, particularly the increase of the construction of some municipal and water conservancy projects, such as sewage treatment plant construction projects, municipal comprehensive pipe gallery construction projects, water conservancy construction projects and the like, the construction projects advocate green construction, drastic saving, energy conservation, environmental protection, carbon emission reduction and other concepts, but at present, the construction of projects such as concrete water tanks, concrete overflow tanks, concrete water channels, fire pools, tap water pools, comprehensive pipe galleries, concrete heating pipe ditches, cable pipe ditches and the like is carried out by adopting a traditional wood formwork erecting construction method, and the construction method has the problems of large wood formwork loss, small wood formwork turnover frequency, insufficient green environmental protection, high construction cost and the like.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a construction method of a concrete tank body adopting an adjustable inner support shaping formwork.
The invention is realized by the following technical scheme:
a construction method of a concrete tank body adopting an adjustable inner support shaping template comprises the following steps:
1) Design of adjustable inner support shaping template
The adjustable inner support shaping template comprises an inner side shaping aluminum template, an outer side shaping aluminum template and a hanging bracket;
the inner side shaping aluminum templates are respectively arranged at the two side inner groove walls in the groove body, a plurality of secondary keels are uniformly and fixedly arranged on the inner side shaping aluminum templates at two sides at intervals along the length direction of the groove body respectively, the secondary keels are vertically arranged, two upper main keels and two lower main keels which are arranged along the length direction of the groove body are respectively and fixedly arranged on the secondary keels at two sides, the main keels are transversely arranged, a plurality of inner support pipes which are horizontally extended inwards are uniformly and fixedly arranged on each main keel along the length direction at intervals, an adjustable lead screw is respectively connected between two inner support pipes at the corresponding position of the two upper main keels and between two inner support pipes at the corresponding position of the two lower main keels, two ends of the adjustable lead screw are respectively in threaded connection with adjustable nuts, and the two adjustable nuts respectively prop against the inner support pipes at the corresponding sides;
the outer shaping aluminum template is arranged at the outer groove wall outside the groove body, a plurality of secondary keels are uniformly distributed and fixed on the outer shaping aluminum template at intervals along the length direction of the groove body, the secondary keels are vertically arranged, two upper main keels and two lower main keels which are arranged along the length direction of the groove body are fixed on the secondary keels, the main keels are transversely arranged, and a plurality of outer supporting pipes which extend outwards and horizontally are uniformly distributed and fixed on each main keel at intervals along the length direction of the main keel;
the hanging frames are arranged at intervals along the length direction of the tank body and comprise transverse hanging rods which are arranged above the tank body and cross over two sides of the tank body, a plurality of vertical hanging rods are fixed on the transverse hanging rods through cross fasteners, inner supporting tubes on an upper main keel and a lower main keel on one side in the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time, inner supporting tubes on an upper main keel and a lower main keel on the other side in the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time, and outer supporting tubes on the upper main keel and the lower main keel outside the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time;
2) Steel bar binding of groove body
Before the adjustable inner support shaping template is installed, steel bars of the groove body are bound, and after the binding is finished, self-checking and acceptance inspection are carried out to be qualified;
3) Control line for measuring discharge of tank body
An axis control line and an elevation control line for installing the adjustable inner support shaping template are released through an infrared instrument and are used as a reference for installing the adjustable inner support shaping template;
4) Segmented assembly of adjustable inner support shaping template on ground
The adjustable inner support shaping template is assembled in sections according to a drawing and site dimensions, an inner side shaping aluminum template and an outer side shaping aluminum template are assembled into pieces according to the depth of a groove body, then a secondary keel is fixedly installed outside the inner side shaping aluminum template and the outer side shaping aluminum template, the height of the secondary keel is determined according to the depth of the groove body, and then a main keel is fixedly installed on the secondary keel;
after the inner and outer shaping aluminum templates and the main and secondary keels are assembled, the adjustable lead screws are connected between the corresponding main keels, the transverse hanger rods in the hanger frame are connected with the vertical hanger rods, and the vertical hanger rods are connected with the inner, outer and supporting tubes on the main keels;
5) Adjustable inner support shaping template hoisting in place and fixing
Hoisting the segmented and assembled adjustable inner support shaping template in place, adjusting in place according to the alignment of an axis control line and an elevation control line, correcting and fixing an adjustable lead screw according to a pull-through line in the width of a groove body, connecting main keels of the segmented adjustable inner support shaping template into a whole, fixing a transverse suspender of a hanger frame with a vertical suspender, fixing corresponding vertical suspenders with inner and outer support pipes on the main keels, and supporting the rest vertical suspenders on the ground;
6) Pouring concrete
After all the adjustable inner support shaping templates are installed and fixed, performing self-checking and acceptance inspection to be qualified, and then performing concrete pouring;
7) Form panel removal
After the strength of the concrete meets the design requirement, the adjustable inner support shaping template is loosened and lifted to a specified position by a crane;
8) Form maintenance
And (4) hoisting the adjustable inner support shaping template to a specified position, and then maintaining.
Furthermore, the main keel and the secondary keel are both of plug-in telescopic keel structures.
Furthermore, the main keel is formed by splicing two specifications of channel steels of 80mm width, 43mm height, 5mm thickness and 100mm width, 48 mm height, 5.3mm thickness, long holes of 16 mm and 200mm are respectively formed in web plates at two ends of each channel steel, and one ends of the two specifications of channel steels are connected and fixed through connecting bolts after being spliced with each other; the secondary keel is formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height and 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through connecting bolts.
Furthermore, the distance between the upper main keel and the lower main keel is 800mm, and the distance between the adjacent secondary keels is 800mm.
Furthermore, when the width of the groove body is larger than 1.5m, the horizontal suspender and the vertical suspender are both in a plug-in type telescopic rod body structure.
Further, horizontal jib and upright jib all adopt the channel-section steel of two kinds of specifications of 63mm wide x 40mm high x 4.8mm thick and 80mm wide x 43mm high x 5mm thick to peg graft and form, set up 16 x 200 mm's slot hole respectively in the web department at channel-section steel both ends, and the one end of the channel-section steel of two kinds of specifications is fixed through connecting bolt connection after pegging graft each other.
Further, the distance between adjacent hangers is 800mm.
Furthermore, the main bodies of the inner and outer shaping aluminum templates are formed by splicing 1500mm long × 400mm wide × 6mm thick aluminum templates along the length direction of the tank body, and are matched with 1500mm long × 200mm wide × 6mm thick aluminum templates and 1500mm long × 100mm wide × 6mm thick aluminum templates for height adjustment, and adjacent aluminum templates are connected and fixed through a phi 10mm pin.
Furthermore, the secondary joist is fixedly connected with the inner and outer shaping aluminum templates through a phi 10mm U-shaped ring, the main joist is fixedly connected with the secondary joist through a phi 10mm U-shaped ring, the transverse suspender is fixedly connected with the vertical suspender through a cross fastener, and the vertical suspender is fixedly connected with the inner and outer support tubes on the main joist through a cross fastener.
Compared with the prior art, the invention has the following beneficial effects:
1) The method adopts the template structure of the shaping aluminum template and the keel support, and solves the problem that the wood template adopted by the traditional method is easy to run and expand due to low rigidity;
2) The method adopts the template structure of the shaped aluminum template, the keel support and the hanger, and can pour and mold the concrete at the groove wall of the groove at one time, thereby reducing construction joints, reducing the water leakage risk of the groove body and greatly improving the anti-leakage capacity of the groove body;
3) The template in the method adopts an adjustable lead screw structure in the aspect of supporting in the groove body, and simultaneously adopts a plug-in type telescopic keel and a hanging bracket structure for matching, and can be correspondingly adjusted according to the depth, the length and the width of the groove body, so that the template can be shaped, manufactured in a tool way and an industrial way, can be manufactured at one time and repeatedly used for many times, increases the turnover times, reduces the loss and the construction cost, and is green and environment-friendly;
4) The method shortens the construction period, lightens the labor intensity of formwork erecting of constructors, greatly improves the construction efficiency, and ensures that the constructed concrete member has high quality.
5) The adjustable inner support shaping template used in the method has the advantages of scientific design, reasonable structure, convenient use, simple maintenance, quick assembly and disassembly, convenient transportation and long service life, can be widely applied to construction projects of concrete troughs, overflow troughs, water channels, ditches, heating ditches, cable ditches and the like, and is worthy of popularization and application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic structural view of an adjustable inner support sizing formwork in the construction method of embodiment 1.
Fig. 2 is a schematic structural view of an adjustable inner support shaping formwork in the construction method of embodiment 2.
Fig. 3 is a schematic view of the structure and connection of the main keel and the secondary keel in the adjustable inner support shaping template.
Fig. 4 is a schematic connection diagram of a main keel, an adjustable lead screw and a hanger in the adjustable inner support shaping template.
In the figure: 1-inner side shaping aluminum template, 2-outer side shaping aluminum template, 3-secondary keel, 4-U-shaped ring, 5-main keel, 6-inner supporting tube, 7-adjustable screw rod, 8-adjustable nut, 9-outer supporting tube, 10-horizontal suspender, 11-vertical suspender, 12-wood plate, 13-plastic sleeve, 14-cross fastener and 15-connecting bolt.
Detailed Description
In order that those skilled in the art will better understand the present invention, a more complete and complete description of the present invention is provided below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example 1
The embodiment provides a construction method of a concrete tank body adopting an adjustable inner support sizing template, the structure of the concrete tank body comprises tank wall bodies on two sides and a tank bottom plate at the bottom, as shown in fig. 1, the construction method of the concrete tank body comprises the following steps:
1) Design of adjustable inner support shaping template
The adjustable inner support shaping template comprises an inner side shaping aluminum template 1, an outer side shaping aluminum template 2 and a hanging bracket;
the inner side shaping aluminum templates 1 are respectively arranged at the two side inner slot walls in the slot body, a plurality of secondary keels 3 are uniformly distributed and fixed on the inner side shaping aluminum templates 1 at the two sides at intervals along the length direction of the slot body respectively, the secondary keels 3 are vertically arranged, two upper main keels 5 and two lower main keels 5 which are arranged along the length direction of the slot body are fixed on the secondary keels 3 at the two sides respectively, the main keels 5 are transversely arranged, a plurality of inner support tubes 6 which extend inwards and horizontally are uniformly distributed and fixed on each main keel 5 at intervals along the length direction of each main keel, an adjustable lead screw 7 is respectively connected between the two inner support tubes 6 at the corresponding position of the two upper main keels 5 and between the two inner support tubes 6 at the corresponding position of the two lower main keels 5, two ends of the adjustable lead screw 7 are respectively in threaded connection with adjustable nuts 8, and the two adjustable nuts 8 are respectively tightly pressed against the inner support tubes 6 at the corresponding sides, as shown in fig. 4;
the outer shaping aluminum templates 2 are arranged at the outer slot walls at two sides outside the slot body, a plurality of secondary keels 3 are uniformly distributed and fixed on the outer shaping aluminum templates 2 at two sides at intervals along the length direction of the slot body respectively, the secondary keels 3 are vertically arranged, two upper main keels 5 and two lower main keels 5 which are arranged along the length direction of the slot body are fixed on the secondary keels 3 at two sides respectively, the main keels 5 are transversely arranged, and a plurality of outer supporting tubes 9 which extend outwards and horizontally are uniformly distributed and fixed on each main keel 5 at intervals along the length direction;
the hanging bracket comprises transverse hanging rods 10 which are arranged above the tank body and cross over two sides of the tank body, six vertical hanging rods 11 are fixed on the transverse hanging rods 10 through cross fasteners 14, inner supporting tubes 6 on an upper main keel 5 and a lower main keel 5 on one side in the tank body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, inner supporting tubes 6 on an upper main keel 5 and a lower main keel 5 on the other side in the tank body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, outer supporting tubes 9 on an upper main keel 5 and a lower main keel 5 on one side outside the tank body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, the rest two vertical hanging rods 11 are positioned at two ends of the transverse hanging rods 10, and the bottom end parts of the two vertical hanging rods 11 are supported on the ground through wood boards 12;
2) Steel bar binding of groove body
Before the adjustable inner support shaping template is installed, the reinforcing steel bars of the groove body are bound, and after the binding is finished, self-checking and acceptance inspection are carried out to be qualified;
3) Control line is put in cell body measurement
An axis control line and an elevation control line for installing the adjustable inner support shaping template are emitted through an infrared instrument and are used as a reference for installing the adjustable inner support shaping template;
4) Segmented assembly of adjustable inner support shaping template on ground
The adjustable inner support shaping template is assembled in sections according to drawings and site sizes, an inner side shaping aluminum template 1 and an outer side shaping aluminum template 2 are assembled into pieces according to the depth of a groove body, then a secondary keel 3 is fixedly installed outside the inner and outer side shaping aluminum templates 2, the height of the secondary keel 3 is determined according to the depth of the groove body, and then a main keel 5 is fixedly installed on the secondary keel 3;
after the inner and outer shaping aluminum templates 2 and the main and secondary keels 3 are assembled, the adjustable lead screws 7 are connected between the corresponding main keels 5, the transverse hanger rods 10 in the hanger frame are connected with the vertical hanger rods 11, and the vertical hanger rods 11 are connected with the inner, outer and support pipes on the main keels 5;
5) Adjustable inner support shaping template hoisting in place and fixing
Hoisting the segmented and assembled adjustable inner support sizing template in place, adjusting in place according to the alignment of an axis control line and an elevation control line, straightening and fixing an adjustable lead screw 7 according to the width in a groove body, connecting the main keels 5 of the segmented adjustable inner support sizing template into a whole, fixing a transverse suspender 10 and a vertical suspender 11 of a hanger, fixing the corresponding vertical suspender 11 and the inner and outer support tubes on the main keels 5, and supporting the rest vertical suspender 11 on the ground;
6) Pouring concrete
After all the adjustable inner support shaping templates are installed and fixed, performing self-checking and acceptance inspection to be qualified, and then performing concrete pouring;
7) Form removal
After the strength of the concrete meets the design requirement, the adjustable inner support shaping template is loosened and lifted to a specified position by a crane;
8) Form maintenance
And (4) after the adjustable inner support shaping template is hoisted to a specified position, maintaining.
In the embodiment, the main bodies of the inner and outer shaping aluminum templates 2 are formed by splicing 1500mm long × 400mm wide × 6mm thick aluminum templates along the length direction of the tank body, and are matched with 1500mm long × 200mm wide × 6mm thick aluminum templates and 1500mm long × 100mm wide × 6mm thick aluminum templates for height adjustment, and adjacent aluminum templates are connected and fixed through a phi 10mm pin; the secondary keel 3 is fixedly connected with the inner and outer shaping aluminum templates 2 through a phi 10mm U-shaped ring 4, and the main keel 5 is fixedly connected with the secondary keel 3 through a phi 10mm U-shaped ring 4.
In this embodiment, the main keel 5 and the secondary keel 3 both adopt a plug-in type telescopic keel structure, as shown in fig. 3, specifically: the main keel 5 is formed by splicing two specifications of channel steels of 80mm width, 43mm height, 5mm thickness and 100mm width, 48 mm height, 5.3mm thickness, long holes of 16 mm and 200mm are respectively formed in web plates at two ends of each channel steel, and one ends of the two specifications of channel steels are connected and fixed through connecting bolts 15 after being spliced with each other; the secondary keel 3 is formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height and 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through connecting bolts 15. The distance between the upper main keel 5 and the lower main keel 5 is 800mm, and the distance between the adjacent secondary keels 3 is 800mm.
In the embodiment, the distance between adjacent hangers is 800mm, the transverse hanger rods 10 are fixedly connected with the vertical hanger rods 11 through cross fasteners 14, and the vertical hanger rods 11 are fixedly connected with the inner, outer and support pipes on the main keel 5 through the cross fasteners 14; when the cell body width is greater than 1.5m, horizontal jib 10 in the gallows all adopts the scalable body of rod structure of cartridge formula with upright jib 11, specifically is: the transverse suspension rod 10 and the vertical suspension rod 11 are formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height, 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through a connecting bolt 15.
Example 2
The embodiment provides a construction method of a concrete tank body adopting an adjustable inner support sizing template, the structure of the concrete tank body comprises a tank wall body at one side, a cast-in-place plate or a tank bank at the other side and a tank bottom plate at the bottom, and as shown in fig. 2, the construction method of the concrete tank body comprises the following steps:
1) Design of adjustable inner support shaping template
The adjustable inner support shaping template comprises an inner side shaping aluminum template 1, an outer side shaping aluminum template 2 and a hanging bracket;
the inner side shaping aluminum templates 1 are respectively arranged at the two side inner slot walls in the slot body, a plurality of secondary keels 3 are uniformly distributed and fixed on the inner side shaping aluminum templates 1 at the two sides at intervals along the length direction of the slot body respectively, the secondary keels 3 are vertically arranged, two upper main keels 5 and two lower main keels 5 which are arranged along the length direction of the slot body are fixed on the secondary keels 3 at the two sides respectively, the main keels 5 are transversely arranged, a plurality of inner support tubes 6 which extend inwards and horizontally are uniformly distributed and fixed on each main keel 5 at intervals along the length direction of each main keel, an adjustable lead screw 7 is respectively connected between the two inner support tubes 6 at the corresponding position of the two upper main keels 5 and between the two inner support tubes 6 at the corresponding position of the two lower main keels 5, two ends of the adjustable lead screw 7 are respectively in threaded connection with adjustable nuts 8, and the two adjustable nuts 8 are respectively tightly pressed against the inner support tubes 6 at the corresponding sides, as shown in fig. 4;
the outer shaping aluminum template 2 is arranged at the outer slot wall at one side outside the slot body, a plurality of secondary keels 3 are uniformly and fixedly arranged on the outer shaping aluminum template 2 at intervals along the length direction of the slot body, the secondary keels 3 are vertically arranged, two upper main keels and two lower main keels 5 which are arranged along the length direction of the slot body are fixedly arranged on the secondary keels 3, the main keels 5 are transversely arranged, and a plurality of outer support tubes 9 which extend outwards and horizontally are uniformly and fixedly arranged on each main keel 5 at intervals along the length direction of the main keel;
the hanging bracket comprises transverse hanging rods 10 which are arranged above the trough body and cross two sides of the trough body, five vertical hanging rods 11 are fixed on the transverse hanging rods 10 through cross fasteners 14, inner supporting tubes 6 on an upper main keel 5 and a lower main keel 5 on one side in the trough body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, inner supporting tubes 6 on an upper main keel 5 and a lower main keel 5 on the other side in the trough body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, outer supporting tubes 9 on an upper main keel 5 and a lower main keel 5 on one side outside the trough body are respectively and simultaneously connected and fixed with a corresponding vertical hanging rod 11 through the cross fasteners 14, the remaining two vertical hanging rods 11 are positioned at two ends of the transverse hanging rods 10, the bottom end part of the vertical hanging rod 11 at one end is supported on the ground, the vertical hanging rod 11 at the other end penetrates through a cast-in-situ slab or a groove bank and is supported on the ground, and a plastic cast-in-situ sleeve 13 is sleeved on the part of the vertical hanging rod 11 which penetrates through the cast-in-situ slab or the groove bank;
2) Steel bar binding of groove body
Before the adjustable inner support shaping template is installed, the reinforcing steel bars of the groove body are bound, and after the binding is finished, self-checking and acceptance inspection are carried out to be qualified;
3) Control line is put in cell body measurement
An axis control line and an elevation control line for installing the adjustable inner support shaping template are released through an infrared instrument and are used as a reference for installing the adjustable inner support shaping template;
4) Segmented assembly of adjustable inner support shaping template on ground
The adjustable inner support shaping template is assembled in sections according to a drawing and site dimensions, an inner side shaping aluminum template 1 and an outer side shaping aluminum template 2 are assembled into pieces according to the depth of a groove body, then a secondary keel 3 is fixedly installed outside the inner and outer side shaping aluminum templates 2, the height of the secondary keel 3 is determined according to the depth of the groove body, and then a main keel 5 is fixedly installed on the secondary keel 3;
after the inner and outer shaping aluminum templates 2 and the main and secondary keels 3 are assembled, the adjustable lead screws 7 are connected between the corresponding main keels 5, the transverse hanger rods 10 in the hanger frame are connected with the vertical hanger rods 11, and the vertical hanger rods 11 are connected with the inner, outer and supporting pipes on the main keels 5;
5) Adjustable inner support shaping template hoisting in place and fixing
Hoisting the segmented and assembled adjustable inner support sizing template in place, adjusting in place according to the alignment of an axis control line and an elevation control line, straightening and fixing an adjustable lead screw 7 according to the width in a groove body, connecting the main keels 5 of the segmented adjustable inner support sizing template into a whole, fixing a transverse suspender 10 and a vertical suspender 11 of a hanger, fixing the corresponding vertical suspender 11 and the inner and outer support tubes on the main keels 5, and supporting the rest vertical suspender 11 on the ground;
6) Pouring concrete
After all the adjustable inner support shaping templates are installed and fixed, performing self-checking and acceptance inspection to be qualified, and then performing concrete pouring;
7) Form removal
After the strength of the concrete meets the design requirement, the adjustable inner support shaping template is loosened and lifted to a specified position by a crane;
8) Form maintenance
And (4) hoisting the adjustable inner support shaping template to a specified position, and then maintaining.
In the embodiment, the main bodies of the inner and outer shaping aluminum templates 2 are formed by splicing 1500mm long × 400mm wide × 6mm thick aluminum templates along the length direction of the tank body, and are matched with 1500mm long × 200mm wide × 6mm thick aluminum templates and 1500mm long × 100mm wide × 6mm thick aluminum templates for height adjustment, and adjacent aluminum templates are connected and fixed through a phi 10mm pin; the secondary keel 3 is fixedly connected with the inner and outer shaping aluminum templates 2 through a phi 10mm U-shaped ring 4, and the main keel 5 is fixedly connected with the secondary keel 3 through a phi 10mm U-shaped ring 4.
In this embodiment, the main keel 5 and the secondary keel 3 both adopt a plug-in type telescopic keel structure, as shown in fig. 3, specifically: the main keel 5 is formed by splicing two specifications of channel steels of 80mm width, 43mm height, 5mm thickness and 100mm width, 48 mm height, 5.3mm thickness, long holes of 16 mm and 200mm are respectively formed in web plates at two ends of each channel steel, and one ends of the two specifications of channel steels are connected and fixed through connecting bolts 15 after being spliced with each other; the secondary keel 3 is formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height and 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through connecting bolts 15. The distance between the upper main keel 5 and the lower main keel 5 is 800mm, and the distance between the adjacent secondary keels 3 is 800mm.
In the embodiment, the distance between adjacent hangers is 800mm, the transverse hanger rods 10 are fixedly connected with the vertical hanger rods 11 through cross fasteners 14, and the vertical hanger rods 11 are fixedly connected with the inner, outer and support pipes on the main keel 5 through the cross fasteners 14; when the cell body width is greater than 1.5m, horizontal jib 10 in the gallows all adopts the scalable body of rod structure of cartridge formula with upright jib 11, specifically is: the transverse suspension rod 10 and the vertical suspension rod 11 are formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height, 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through a connecting bolt 15.
The technical solutions in the embodiments of the present invention are clearly and completely described above, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. 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.
Claims (7)
1. A construction method of a concrete tank body adopting an adjustable inner support shaping template is characterized by comprising the following steps:
1) Design of adjustable inner support shaping template
The adjustable inner support shaping template comprises an inner side shaping aluminum template, an outer side shaping aluminum template and a hanging bracket;
the inner side shaping aluminum templates are respectively arranged at the two side inner groove walls in the groove body, a plurality of secondary keels are uniformly and fixedly arranged on the inner side shaping aluminum templates at two sides at intervals along the length direction of the groove body respectively, the secondary keels are vertically arranged, two upper main keels and two lower main keels which are arranged along the length direction of the groove body are respectively and fixedly arranged on the secondary keels at two sides, the main keels are transversely arranged, a plurality of inner support pipes which are horizontally extended inwards are uniformly and fixedly arranged on each main keel along the length direction at intervals, an adjustable lead screw is respectively connected between two inner support pipes at the corresponding position of the two upper main keels and between two inner support pipes at the corresponding position of the two lower main keels, two ends of the adjustable lead screw are respectively in threaded connection with adjustable nuts, and the two adjustable nuts respectively prop against the inner support pipes at the corresponding sides;
the outer shaping aluminum template is arranged at the outer slot wall outside the slot body, a plurality of secondary keels are uniformly distributed and fixed on the outer shaping aluminum template at intervals along the length direction of the slot body, the secondary keels are vertically arranged, two upper main keels and two lower main keels which are arranged along the length direction of the slot body are fixed on the secondary keels, the main keels are transversely arranged, and a plurality of outer support tubes which extend outwards and horizontally are uniformly distributed and fixed on each main keel at intervals along the length direction of the main keel;
the hanging frames are arranged at intervals along the length direction of the tank body and comprise transverse hanging rods which are arranged above the tank body and cross over two sides of the tank body, a plurality of vertical hanging rods are fixed on the transverse hanging rods through cross fasteners, inner supporting tubes on an upper main keel and a lower main keel on one side in the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time, inner supporting tubes on an upper main keel and a lower main keel on the other side in the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time, and outer supporting tubes on the upper main keel and the lower main keel outside the tank body are respectively connected and fixed with the corresponding vertical hanging rods through the cross fasteners at the same time;
the main keel and the secondary keel are both in plug-in type telescopic keel structures;
when the width of the groove body is more than 1.5m, the transverse suspender and the vertical suspender both adopt a plug-in type telescopic rod body structure;
2) Steel bar binding of groove body
Before the adjustable inner support shaping template is installed, the reinforcing steel bars of the groove body are bound, and after the binding is finished, self-checking and acceptance inspection are carried out to be qualified;
3) Control line is put in cell body measurement
An axis control line and an elevation control line for installing the adjustable inner support shaping template are emitted through an infrared instrument and are used as a reference for installing the adjustable inner support shaping template;
4) Sectional assembly of adjustable inner support shaping template on ground
The adjustable inner support shaping template is assembled in sections according to a drawing and site dimensions, an inner side shaping aluminum template and an outer side shaping aluminum template are assembled into pieces according to the depth of a groove body, then a secondary keel is fixedly installed outside the inner side shaping aluminum template and the outer side shaping aluminum template, the height of the secondary keel is determined according to the depth of the groove body, and then a main keel is fixedly installed on the secondary keel;
after the inner and outer shaping aluminum templates and the main and secondary keels are assembled, the adjustable lead screws are connected between the corresponding main keels, the transverse hanger rods in the hanger frame are connected with the vertical hanger rods, and the vertical hanger rods are connected with the inner, outer and supporting tubes on the main keels;
5) Adjustable inner support shaping template hoisting in place and fixing
Hoisting the segmented and assembled adjustable inner support shaping template in place, adjusting in place according to the alignment of an axis control line and an elevation control line, straightening and fixing an adjustable lead screw according to the width in a groove body, connecting main keels of the segmented adjustable inner support shaping template into a whole, fixing a transverse suspender of a hanger with a vertical suspender, fixing the corresponding vertical suspender with an inner support tube and an outer support tube on the main keel, and supporting the rest vertical suspenders on the ground;
6) Pouring concrete
After all the adjustable inner support shaping templates are installed and fixed, performing self-checking and acceptance inspection to be qualified, and then performing concrete pouring;
7) Form removal
After the strength of the concrete meets the design requirement, the adjustable inner support shaping template is loosened and lifted to a specified position by a crane;
8) Form maintenance
And (4) after the adjustable inner support shaping template is hoisted to a specified position, maintaining.
2. The construction method of the concrete tank body adopting the adjustable inner support sizing formwork according to the claim 1 is characterized in that: the main keel is formed by splicing two specifications of channel steels of 80mm width multiplied by 43mm height multiplied by 5mm thickness and 100mm width multiplied by 48 mm height multiplied by 5.3mm thickness, long holes of 16 multiplied by 200mm are respectively formed in web plates at two ends of the channel steels, and one ends of the two specifications of channel steels are connected and fixed through connecting bolts after being spliced with each other; the secondary keel is formed by splicing channel steel with two specifications of 63mm width, 40mm height, 4.8mm thickness and 80mm width, 43mm height and 5mm thickness, long holes with 16 mm and 200mm thickness are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two specifications are spliced with each other and then are connected and fixed through connecting bolts.
3. The construction method of the concrete tank body adopting the adjustable inner support sizing formwork as claimed in claim 2, characterized in that: the interval between the upper main keel and the lower main keel is 800mm, and the interval between the adjacent secondary keels is 800mm.
4. The construction method of the concrete tank body adopting the adjustable inner support sizing formwork according to the claim 1 is characterized in that: the transverse suspension rod and the vertical suspension rod are formed by splicing two types of channel steel with the width of 63mm, the height of 40mm, the thickness of 4.8mm and the width of 80mm, the height of 43mm and the thickness of 5mm, long holes with the thickness of 16 mm and 200mm are respectively formed in web plates at two ends of the channel steel, and one ends of the channel steel with the two types of specifications are connected and fixed through connecting bolts after being spliced with each other.
5. The construction method of the concrete tank body adopting the adjustable inner supporting and shaping template as claimed in claim 4, is characterized in that: the distance between adjacent hangers is 800mm.
6. The construction method of the concrete tank body adopting the adjustable inner support sizing formwork as claimed in claim 2 or 4, wherein: the main bodies of the inner and outer shaping aluminum templates are formed by assembling 1500mm long × 400mm wide × 6mm thick aluminum templates along the length direction of the tank body, and are matched with 1500mm long × 200mm wide × 6mm thick aluminum templates and 1500mm long × 100mm wide × 6mm thick aluminum templates for height adjustment, and adjacent aluminum templates are connected and fixed through a phi 10mm pin.
7. The construction method of the concrete tank body adopting the adjustable inner support sizing formwork as claimed in claim 6, wherein: the secondary joist is fixedly connected with the inner and outer side shaping aluminum templates through a phi 10mm U-shaped ring, the main joist is fixedly connected with the secondary joist through a phi 10mm U-shaped ring, the transverse suspender is fixedly connected with the vertical suspender through a cross fastener, and the vertical suspender is fixedly connected with the inner and outer side and support tubes on the main joist through a cross fastener.
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| CN202111208187.0A CN113756261B (en) | 2021-10-18 | 2021-10-18 | Construction method of concrete tank body adopting adjustable inner support shaping template |
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| AU785300B2 (en) * | 2001-06-08 | 2007-01-04 | Paul Michael Doherty | Form work device |
| CN204112717U (en) * | 2014-07-28 | 2015-01-21 | 天津市鑫福盛新型建筑模板有限公司 | Roof plate template adjustable support assembly |
| CN108999212A (en) * | 2018-08-22 | 2018-12-14 | 中国二十二冶集团有限公司 | The template construction method of underground concrete pool wall antiseep |
| CN208918260U (en) * | 2018-09-25 | 2019-05-31 | 江苏华苑环境建设有限公司 | Cast-in-place pond formwork system |
| CN210177944U (en) * | 2019-07-02 | 2020-03-24 | 大同泰瑞集团建设有限公司 | Adjustable template supporting device for large steel mould built-in door and window opening |
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