CN220284736U

CN220284736U - Construction device for integrally pouring table cap and table body of box-type internal mold

Info

Publication number: CN220284736U
Application number: CN202321974386.7U
Authority: CN
Inventors: 任建忠; 高杰; 许凯文; 张永寰; 张大勇; 焦红伟; 田海华; 王乐强
Original assignee: Rizhao Municipal Engineering Co ltd
Current assignee: Rizhao Municipal Engineering Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-01-02
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses a construction device for integrally pouring a table cap and a table body by using a box-shaped internal mold, which belongs to the technical field of municipal engineering construction and comprises two columnar side wall templates, wherein a plurality of split bolts are arranged on the side wall templates in a penetrating manner, a table cap reinforcement cage is fixed on the upper part of the side wall templates, a box-shaped internal mold is arranged at a notch of the table cap reinforcement cage, the tops of the two side wall templates are connected with an anti-floating rod and serve as horizontal supports of the device, two mutually-intersected diagonal rods are fixed between the two side wall templates and serve as diagonal supports of the device. And the box-type internal mold is very convenient to install and disassemble, the repeated use times are multiple, the construction efficiency is high, and the construction cost is low.

Description

Construction device for integrally pouring table cap and table body of box-type internal mold

Technical Field

The utility model belongs to the technical field of municipal engineering construction, and particularly relates to a construction device for integrally pouring a table cap and a table body of a box-type internal mold in construction of structures with table caps, such as a cast-in-place concrete underdrain, a cast-in-place concrete cover plate culvert and the like.

Background

In the prior municipal engineering, the platform body of the structures such as cast-in-situ concrete underdrain, cast-in-situ concrete cover plate culvert and the like is generally of a cast-in-situ plain concrete structure, and the platform cap is of a cast-in-situ reinforced concrete structure. The platform cap is positioned at the upper part of the platform body and is used for placing the concrete prefabricated cover plate and restraining the transverse displacement of the cover plate, and plays a role in guaranteeing the integral stability of the underdrain cover plate and the platform body, so that the requirement on the construction quality of the platform cap is higher.

In the construction process, the table cap and the table body are usually constructed separately, and three templates are adopted for supporting the templates (the templates on two sides of the table cap and the template on the inner side of the back wall of the table cap) during the construction of the table cap. Firstly, because the table cap and the table body are constructed separately, not only are manpower, material resources and financial resources wasted, but also a great deal of time is wasted, and the engineering progress is influenced. Meanwhile, a construction joint is generated between the two structures of the table cap and the table body, and the integrity of the structure is affected; secondly, because the support and reinforcement mode of the table cap template is difficult or the support and reinforcement are not firm, the quality problem that the table cap after pouring has different section size widths, uneven line shape and overlarge elevation deviation at the support seat is caused. These quality problems directly affect the service performance of underdrain and even cause quality safety accidents.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a construction device for integrally pouring a table top and a table body by a box-type internal mold, which is convenient to mount and dismount, and the formed table top concrete has smooth and flat surface, regular corners, consistent section size width, straight line shape and supporting seat height meeting design requirements. Meanwhile, the table top and the table body are formed by casting once, so that a great amount of manpower, material resources and financial resources are saved, and the overall stability of the table body and the table top is improved.

In order to achieve the above object, the technical solution of the present utility model is: the utility model provides a construction equipment of box centre form integral casting bench cap and bench body, includes two columnar side wall templates, run through on the side wall template and be equipped with a plurality of split bolt, side wall template upper portion is fixed with the bench cap steel reinforcement cage, the breach department of bench cap steel reinforcement cage is equipped with the box centre form, two the side wall template top is connected with anti-floating bar, as the horizontal support of device, two be fixed with two intercrossing's diagonal rods between the side wall template as the diagonal support of device, the box centre form need prop up with bench cap both sides template and prop up and consolidate in advance and accomplish the back: accurately positioning the positions of the opposite-pull bolt holes on the templates at two sides so as to achieve the purpose of elevation control, and drilling holes on the templates, wherein the horizontal distance between the holes is 40cm;

further, the counter cap reinforcement cage is fixed on the counter bolts at the uppermost part of the side wall template, and when the counter cap reinforcement cage is hung, the counter bolts are synchronously installed, so that the counter cap reinforcement cage is hung on the bolts; and binding concrete cushion blocks on each split bolt, and then installing each section of box-type internal mold, so that the concrete cushion blocks are arranged between the bottom surface of the box-type internal mold and the table cap reinforcement cage, and wood keels between the two box-type internal molds are inserted and spliced tightly.

Further, the number of box molds can be calculated by one skilled in the art to select the number of box molds desired based on the length of the underdrain being repaired.

Further, back wall cross braces (steel bars), triangular wood tenons and anti-floating rods are arranged in the side wall templates, the horizontal and vertical positions of the box-type internal mold are controlled, and finally the two side templates and the box-type internal mold are synchronously reinforced, and the straightness of the box-type internal mold is adjusted by synchronously hanging wires through adjusting the tightness degree of the anti-floating rods of the two side template supports and the tightness degree of the triangular wood tenons.

Further preferably, the box-type internal mold is manufactured according to the width of the table cap and the height of the back wall of the table cap, and is manufactured by a bamboo plywood and a wood keel, the wood keel is fixed at the four corners of the box-type internal mold, the supporting force of the upper rectangular mold and the lower rectangular mold is enhanced, the deformation is small, the fixing reliability is high, and the service life is long.

Further, a section of the box-shaped inner mold is provided with a connector, and the other end of the box-shaped inner mold is provided with a connecting groove which is matched with the connector in the direction, so that the two box-shaped inner molds can be connected in an inserting manner through the connector and the connecting groove.

Further, a plurality of limiting plates are arranged on one surface of the side wall template adjacent to the box-type internal mold, so that stability of the table cap reinforcement cage in the side wall template is enhanced.

Further, a limiting plate is arranged between the side face of the box-type internal mold and the box-type internal mold.

Further, a back wall cross brace is arranged on the inner template of the side wall template.

Furthermore, two support rods are arranged between the two side wall templates in a staggered manner so as to provide oblique support force, and the support rods are fixed on the side walls of the two side wall templates through split bolts.

Further, the side wall template comprises an inner template and an outer template, and the outer template is sleeved outside the inner template.

The beneficial effects are that:

according to the construction device for integrally pouring the table cap and the table body of the box-type inner mold, provided by the utility model, the elevation of the box-type inner mold is controlled through the split bolts and the concrete cushion blocks, so that the elevation of a poured support seat meets the design requirement. The box-type internal mold is reinforced through the templates on two sides, the back wall cross braces, the triangular wood tenons and the anti-floating rods, so that the overall stability of the supported templates is good, the reliability is high, the consistency of the cross section size of the cast hats is ensured, the alignment is straight and smooth, the later repair is not needed, the labor is saved, the overall construction quality is high, and the garbage is less during the die removal. And the box-type internal mold is very convenient to install and disassemble, the repeated use times are multiple, the construction efficiency is high, and the construction cost is low.

Drawings

The accompanying drawings disclose specific embodiments of the utility model, in which:

FIG. 1 is a schematic cross-sectional view of the mounting structure of the table body and the table cap template of the present utility model.

FIG. 2 is a schematic cross-sectional view of a mounting structure for a deck portion of the present utility model.

Fig. 3 is a top view of the box inner mold of the present utility model.

Fig. 4 is a front view of the box inner mold of the present utility model.

FIG. 5 is a plan view of a two-section box inner mold lap joint of the present utility model.

In the figure: 1. the side wall template, 2, split bolts, 3, a table cap reinforcement cage, 4, a box-type internal mold, 41, a strip-shaped template, 5, an anti-floating rod, 6, an inclined rod, 7, a limiting plate, 8, a concrete cushion block, 9, a triangular wood tenon, 10 and a back wall cross brace.

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Embodiment 1, construction equipment of box centre form 4 whole pouring bench cap and bench body, including two columnar side wall templates 1, run through on the side wall template 1 and be equipped with a plurality of split bolt 2, side wall template 1 upper portion is fixed with bench cap steel reinforcement cage 3, when hanging and putting bench cap steel reinforcement cage 3, synchronous installation split bolt 2 makes bench cap steel reinforcement cage 3 fixed on the bolt, the breach department of bench cap steel reinforcement cage 3 is equipped with box centre form 4, two side wall template 1 top is connected with anti-floating rod 5, as the horizontal support of device, two be fixed with two intercrossing diagonal rod 6 as the diagonal support of device between the side wall template 1 to provide diagonal support power, the bracing piece passes through split bolt 2 to be fixed on two on the lateral wall of side wall template 1, box centre form 4 need prop up with bench cap both sides template and carry out after the prestretching is accomplished: accurately positioning the positions of the holes of the split bolts 2 on the templates on two sides, and drilling holes on the templates; the platform cap reinforcement cage 3 is fixed on the uppermost split bolt 2 of the side wall template 1, a concrete cushion block 8 is bound on each split bolt 2, then each section of box-shaped internal mold 4 is installed, a concrete cushion block 8 is arranged between the bottom surface of the box-shaped internal mold 4 and the platform cap reinforcement cage 3, wood keels between the two box-shaped internal molds 4 are inserted, every other box-shaped internal mold is spliced tightly, a back wall cross brace 10 (reinforcing steel bar), a triangular wood tenon 9 and an anti-floating rod 5 are arranged, the horizontal and vertical positions of the box-shaped internal molds 4 are controlled, finally, the two side templates and the box-shaped internal molds 4 are synchronously reinforced, and the straightness of the box-shaped internal molds 4 is synchronously hung by adjusting the tightness degree of the anti-floating rods 5 of the two side template supports and the fastening degree of the triangular wood tenons 9; the box-type internal mold 4 is manufactured according to the width of the side wall and the height of the back wall of the side wall, is manufactured by a bamboo plywood and a wood keel, is fixedly provided with the wood keel at four corners, strengthens the supporting force of the upper rectangular mold and the lower rectangular mold, is small in deformation, high in fixing reliability and long in service life, and a plurality of limiting plates 7 are arranged on the adjacent side of the side wall mold 1 and the box-type internal mold 4 so as to further strengthen the stability of the side wall mold 1 of the side wall steel reinforcement cage 3 and avoid the deviation of the box-type internal mold 4 to the side wall steel reinforcement cage 3 during use.

The application method of the utility model is that the construction device for integrally pouring the table cap and the table body of the box-type internal mold 4 ensures that the concrete pouring of the table body and the table cap can be synchronously constructed, the side wall templates 1 on two sides are firstly supported and pre-reinforced, the split bolts 2 are positioned according to the design size and the holes are drilled on the side wall templates 1 on two sides, thereby ensuring the accuracy of the elevation of the table cap support; then synchronously installing a table cap reinforcement cage 3, a split bolt 2, a cushion block of the table cap reinforcement cage 3 and a concrete cushion block 8, wherein the table cap reinforcement cage 3 is manufactured in a reinforcement processing area, hoisted on site and bound on the split bolt 2; finally, the box-type internal mold 4 is installed on the concrete cushion block 8 side by side, and is reinforced through the back wall cross brace 10, the triangular wood tenons 9 and the anti-floating rods 5, the triangular wood tenons 9 are connected with the anti-floating rods 5 in a joggling mode, the triangular wood tenons 9 are located above the box-type internal mold 4 and are mutually perpendicular to the anti-floating rods 5, the size of the box-type internal mold 4 is strictly designed according to the design requirement, the manufacturing firmness and durability are ensured, and the accuracy of the section size of the table cap is ensured.

In a specific embodiment, the box-type internal mold 4 is manufactured according to the width of the table cap and the height of the back wall of the table cap: the template of the box-type internal mold 4 adopts a smooth surface and a bamboo plywood with the thickness of 12mm, the section size of a wood keel is 40mm 80mm 4000mm, each section of the box-type internal mold 4 is 4m (the length of one wood keel), four corners in the mold are fixed by 4 wood keels, one end of each wood keel in the mold extends into the mold to serve as a connecting groove 42, the other end extends out of the mold to serve as a connecting head 43, and the two box-type internal molds can be connected in an inserting manner through the connecting head 43 and the connecting groove 42;

according to the method, the bench body and the templates on two sides of the bench cap can be supported once, the height of the side wall template 1 is the sum of the heights of the bench body and the bench cap, the vertical distance between the split bolts 2 on the side wall template 1 is calculated according to the height of the underdrain and the stress condition of the side dies, and the horizontal distance is 40cm/42cm. The distance between the uppermost row of split bolts 2 and the top of the template is as follows: (height of the back wall of the table cap) +3cm (thickness of the concrete protection layer) +0.7cm (radius of the split bolts 2), and the distance between the split bolts 2 at the lowest row and the underdrain floor is 20cm.

Binding the station hat reinforcement cage 3 according to the design drawing in the reinforcement processing area, wherein a plurality of limiting plates 7 are arranged at the side walls and used as reinforcement protection layers, the limiting plates 7 are made of hard plastic cushion blocks, the concrete cushion blocks 8 are made of same-strength concrete, the cushion blocks are arranged fast and uniformly, the longitudinal distance is not more than 1m, and the thickness of the cushion blocks is equal to that of the protection layers. The trolley cap reinforcement cage 3 is installed by a crane, and the uppermost row of split bolts 2 are placed while the trolley cap reinforcement cage 3 is installed for supporting the trolley cap reinforcement cage 3. The box-type internal mold 4 is arranged on a concrete cushion block, and a back wall transverse support 10 is synchronously arranged.

In order to prevent the wall from displacement when pouring concrete, a diagonal rod 6 is added to serve as a diagonal support and an anti-floating rod 5 serves as a horizontal support: and the steel pipe with the diameter of dn of 48 and 3.5mm for the inclined support is added with a U-shaped support, one end of the U-shaped support is propped against the transverse frame pipes in the uppermost row, the other end of the U-shaped support is propped against the transverse frame pipes in the lowermost row, the horizontal support is connected with the vertical frame pipes by using fasteners through the horizontal frame pipes, and the U-shaped support is placed on the side die top. The spacing between the supports is determined according to the height of the underdrain and the stress condition of the side mold. After the horizontal support and the oblique support are additionally arranged, a straight line is hung above the side mould, and the distance between the side mould and the wall bodies on the two sides is straightened through adjusting the support. After the side mold support and reinforcement are completed, the box-type inner mold 4 is supported. The back wall transverse support 10 is made of dn10mmHRB335 ribbed steel bars, the length is the width of the side wall of the desk cap, one section of the back wall transverse support is propped against the box-type inner die 4, and the other end of the back wall transverse support is propped against the side die. And the triangular wood tenons 9 are used for further improving the horizontal supporting force (if no gap exists between the frame pipe and the box-type internal mold 4, the triangular wood tenons 9 are not used). After the supporting and straightening box-shaped inner mold 4 is additionally arranged, a strip-shaped template is nailed on the upper surface of the lap joint part of each section of box-shaped inner mold 4, the size is 20cm x 10cm x 1.4cm, and the integrity of the two sections of box-shaped inner molds 4 is improved.

When the concrete is poured, the two sides are symmetrically carried out, so that the force and deformation of the wall bodies at the two sides are ensured to be uniform and stable. And compacting and napping the concrete part at the top of the table cap by using a wood trowel before final setting of the concrete, and trimming the uneven part to increase the surface tension of the uneven part and ensure the flatness.

According to the construction device for integrally casting the table cap and the table body of the box-type inner mold 4, provided by the utility model, the elevation of the box-type inner mold 4 is controlled through the split bolt 2 and the concrete cushion block 8, so that the elevation of a cast support seat meets the design requirement. The box-type internal mold 4 is reinforced through the templates on two sides, the back wall cross braces 10, the triangular wood tenons 9 and the anti-floating rods 5, so that the overall stability of the supported templates is good, the reliability is high, the consistency of the size of the section of the poured hats is ensured, the alignment is ensured, the post repair is not needed, the labor is saved, the overall construction quality is high, and the garbage is less during the mold removal. And the box-type internal mold 4 is very convenient to install and disassemble, and has the advantages of multiple repeated use times, high construction efficiency and low construction cost.

It is noted that while the present utility model has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various modifications can be made therein without departing from the spirit and scope thereof.

Claims

1. The utility model provides a construction equipment of box centre form integral casting bench cap and bench body which characterized in that: the side wall template comprises two columnar side wall templates, a plurality of split bolts penetrate through the side wall templates, a table cap steel reinforcement cage is fixed on the upper portion of the side wall templates, a box-type inner mold is arranged at a notch of the table cap steel reinforcement cage, two side wall templates are connected with anti-floating rods at the tops and serve as horizontal supports of the device, and two inclined rods which are mutually intersected are fixed between the side wall templates and serve as inclined supports of the device.

2. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: the bench cap reinforcement cage is fixed on the split bolt at the uppermost part of the side wall template.

3. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: and a concrete cushion block is arranged between the bottom surface of the box-type internal mold and the table cap reinforcement cage.

4. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: and one surface of the side wall template adjacent to the box-type internal mold is provided with a plurality of limiting plates so as to enhance the stability of the table cap reinforcement cage in the side wall template.

5. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: and a limiting plate is arranged between the side surface of the box-shaped inner die and the box-shaped inner die.

6. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: two support rods are arranged between the two side wall templates in a staggered manner to provide oblique support force, and the support rods are fixed on the side walls of the two side wall templates through split bolts.

7. The construction device for integrally casting a table top and a table body with a box-type internal mold according to claim 1, wherein: one section of the box-type internal mold is provided with a connector, and the other end of the box-type internal mold is provided with a connecting groove which is matched with the connector in the direction, so that the two box-type internal molds can be connected in an inserting manner through the connector and the connecting groove.