CN220619829U - Movable box culvert inner support device and box culvert concrete structure - Google Patents

Abstract

The utility model provides a movable box culvert inner bracket device and a box culvert concrete structure, wherein the movable box culvert inner bracket device comprises: square wood secondary ridges for supporting the top mold; the jacking is arranged at the bottom of the square wood secondary edge and is used for supporting the square wood secondary edge; the supporting component is arranged at the bottom of the jacking and is used for supporting the jacking; the moving assembly is arranged at the bottom of the supporting assembly, can move on the bottom die and is used for moving the supporting assembly; the bottom support is arranged at the bottom of the supporting component and is arranged at intervals with the moving component; the movable assembly can be placed on the bottom die through rotating the collet, or suspended on the bottom die. In the utility model, the bottom bracket is screwed to move downwards to contact with the bottom die so as to support the top die. When the movable box culvert inner bracket device needs to move, the bottom bracket is reversely screwed to enable the movable box culvert inner bracket device to move upwards and separate from the bottom die, so that the movable assembly can move on the bottom die conveniently. And further improves the disassembly and assembly efficiency of the template.

Description

Movable box culvert inner support device and box culvert concrete structure

Technical Field

The utility model relates to the technical field of municipal equipment, in particular to a movable box culvert inner bracket device and a box culvert concrete structure.

Background

At present, in municipal road engineering, the construction quality of drainage engineering is very important, and in particular, the quality of rainwater drainage engineering is directly related to the service life of the municipal road engineering. The construction quality of the rainwater box culvert is one of important links for controlling the quality of municipal engineering.

In the prior art, a fastener type bracket is adopted, constructors set up a fixed bracket on a forming bottom plate, then install a side die and a top die, then bind a top plate steel bar, finally install a side wall template, complete concrete pouring, and enter the next section of construction after the strength of the top plate concrete meets the dismantling requirement, and the template and the bracket are dismantled. This kind of mode can lead to the fixed bolster to dismantle repeatedly, leads to the template to dismantle inefficiency.

That is, the prior art has a problem that the efficiency of removing the form is low.

Disclosure of Invention

The utility model provides a movable box culvert inner bracket device and a box culvert concrete structure for solving the technical problems, and solves the problem of lower template disassembly efficiency.

The utility model provides a movable box culvert inner bracket device, which comprises: square wood secondary ridges for supporting the top mold; the jacking is arranged at the bottom of the square wood secondary ridge and is used for supporting the square wood secondary ridge; the supporting component is arranged at the bottom of the jacking and is used for supporting the jacking; the moving assembly is arranged at the bottom of the supporting assembly, can move on the bottom die and is used for moving the supporting assembly; the bottom support is arranged at the bottom of the supporting component and is arranged at intervals with the moving component; the bottom support is in threaded connection with the bottom of the supporting component, and the movable component can be placed on the bottom die through rotating the bottom support, or suspended in the bottom die.

In one embodiment, the system further comprises a jacking supporting structure, wherein the jacking supporting structure is arranged between the square timber secondary edge and the jacking, and comprises a plurality of groups of supporting steel pipes arranged at intervals along the first direction.

In one embodiment, further comprising a sliding structure comprising: the sliding rail is arranged on the inner side of the bottom die in an extending manner along the first direction; and the sliding block is in sliding fit with the sliding rail and is arranged on the outer side of the supporting component.

In one embodiment, the sliding structure comprises two sliding rails respectively arranged at the left and right inner sides of the bottom die, and two sliding blocks respectively arranged at the left and right outer sides of the supporting component.

In one embodiment, a support assembly includes: the plurality of first steel pipes are arranged at intervals along the first direction; and a plurality of second steel pipes arranged at intervals along the second direction; and the fastener type bracket is arranged at the joint of the first steel pipe and the second steel pipe.

In one embodiment, a mobile assembly includes: the wheel frame is arranged at the bottom of the supporting component; the steel roller is rotatably arranged on the wheel frame; and the connecting piece is used for fixing the wheel frame at the bottom of the supporting component.

In one embodiment, further comprising a drag component, the drag component comprising: the winch is arranged on the bottom die; the foundation bolts are used for fixing the winch on the bottom die; and one end of the steel wire rope is wound on the steel wire rope, and the other end of the steel wire rope is connected with the supporting component.

In one embodiment, the device further comprises a cross rod, wherein the cross rod is arranged on the supporting component and connected with the other end of the steel wire rope.

The utility model also provides a box culvert concrete structure, which comprises: a health-preserving section; moving the scaffold construction section; and a construction preparation section disposed between the health maintenance section and the mobile bracket construction section; wherein, portable box culvert inner support device is along first direction removal setting in health preserving section, mobile support construction section and construction preparation section.

In one embodiment, the mobile in-box stent device is located at least partially within the mobile stent construction segment.

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

when the movable box culvert inner bracket device needs to support the template, the bottom bracket is screwed to enable the movable box culvert inner bracket device to move downwards to contact with the bottom die so as to support the top die. When the movable box culvert inner bracket device needs to move, the bottom bracket is reversely screwed to enable the movable box culvert inner bracket device to move upwards and separate from the bottom die, so that the movable assembly can move on the bottom die conveniently. And further improves the disassembly and assembly efficiency of the template. The problem of lower template disassembly and assembly efficiency caused by the fact that a fixed support is erected on a bottom die to support a top die in the prior art is avoided.

Drawings

Fig. 1 is a schematic structural diagram of a mobile box culvert inner bracket device according to an embodiment of the utility model;

FIG. 2 is a cross-sectional view of the mobile in-box stent device A-A of FIG. 1;

FIG. 3 is a schematic view showing the structural components of the moving assembly of FIG. 1;

fig. 4 is a schematic structural diagram of a concrete structure of a box culvert in a second embodiment of the utility model.

In the figure: 10. square wood secondary ridges; 20. jacking; 30. a support assembly; 31. a first steel pipe; 32. a second steel pipe; 33. a fastener type bracket; 40. a moving assembly; 41. a wheel carrier; 42. a steel roller; 43. a connecting piece; 51. supporting the steel pipe; 60. a sliding structure; 61. a slide rail; 62. a slide block; 70. a bottom support; 80. a drag assembly; 81. a hoist; 82. an anchor bolt; 83. a wire rope; 90. a cross bar; 100. a top mold; 200. a bottom die; 300. a health-preserving section; 400. moving the support construction section; 500. constructing a preparation section; 600. and a movable box culvert inner bracket device.

Detailed Description

The utility model is described in further detail below with reference to the drawings and specific examples.

Example 1

As shown in fig. 1 and 2, the present utility model provides a mobile box girder apparatus 600, which includes square timber ribs 10, a jacking 20, a supporting member 30, a moving member 40 and a jacking 70. Wherein the square wood secondary ridge 10 is used for supporting the top die 100; the jacking 20 is arranged at the bottom of the square wood secondary ridge 10 and is used for supporting the square wood secondary ridge 10; the supporting component 30 is arranged at the bottom of the jacking 20 and is used for supporting the jacking 20; the moving assembly 40 is disposed at the bottom of the support assembly 30, and the moving assembly 40 is capable of moving on the bottom die 200 for moving the support assembly 30; the bottom bracket 70 is arranged at the bottom of the supporting component 30 and is spaced from the moving component 40; the shoe 70 is screw-coupled to the bottom of the support assembly 30, and the moving assembly 40 can be placed on the bottom mold 200 by rotating the shoe 70 or the moving assembly 40 can be suspended from the bottom mold 200.

In the above arrangement, when the mobile box girder apparatus 600 needs to support the formwork, the bottom bracket 70 is screwed to move downward to contact the bottom mold 200 to support the top mold 100. When the mobile box girder apparatus 600 needs to be moved, the bottom bracket 70 is reversely screwed to be moved upward to be separated from the bottom mold 200, thereby facilitating the movement of the moving assembly 40 on the bottom mold 200. And further improves the disassembly and assembly efficiency of the template. The problem of lower template disassembly and assembly efficiency caused by the fact that the fixed support is erected on the bottom die 200 to support the top die 100 in the prior art is avoided.

Specifically, as shown in fig. 1, in one embodiment, the mobile box culvert internal bracket apparatus 600 further includes a jacking support structure disposed between the square timber rail 10 and the jacking 20, and the jacking support structure includes a plurality of groups of support steel pipes 51 disposed at intervals along the first direction.

Specifically, as shown in fig. 1, in one embodiment, a sliding structure 60 is further included, and the sliding structure 60 includes a slide rail 61 and a slider 62. The sliding rail 61 extends along the first direction and is disposed at the inner side of the bottom die 200, the sliding block 62 is slidably engaged with the sliding rail 61, and the sliding block 62 is disposed at the outer side of the support assembly 30.

Specifically, as shown in fig. 1, in one embodiment, the sliding structure 60 includes two sliding rails 61 respectively disposed on the left and right inner sides of the bottom die 200, and the sliding structure 60 further includes two sliding blocks 62 respectively disposed on the left and right outer sides of the support assembly 30.

Specifically, as shown in fig. 1, in one embodiment, the support assembly 30 includes a plurality of first steel pipes 31, a plurality of second steel pipes 32, and a fastener bracket 33. Wherein the plurality of first steel pipes 31 are arranged at intervals along the first direction; the plurality of second steel pipes 32 are arranged at intervals along the second direction; the fastener type brackets 33 are provided at the junctions of the first steel pipes 31 and the second steel pipes 32.

Specifically, as shown in FIG. 1, in one embodiment, the movement assembly 40 includes a wheel frame 41, steel rollers 42, and a connection 43. Wherein the wheel frame 41 is disposed at the bottom of the support assembly 30; the steel roller 42 is rotatably provided on the wheel frame 41; the connection 43 serves to fix the wheel frame 41 to the bottom of the support assembly 30.

Specifically, as shown in FIG. 1, in one embodiment, a towing assembly 80 is also included, the towing assembly 80 including a hoist 81, anchor bolts 82, and a wire rope 83. Wherein, the windlass 81 is arranged on the bottom die 200; the anchor bolts 82 are used for fixing the hoist 81 to the bottom die 200; one end of the wire rope 83 is wound around the wire rope, and the other end thereof is connected to the support assembly 30.

Specifically, as shown in FIG. 1, in one embodiment, a cross bar 90 is also included, the cross bar 90 being disposed on the support assembly 30 and connected to the other end of the wire rope 83.

Example two

As shown in fig. 1, in one embodiment, the present utility model also provides a box culvert concrete structure comprising a curing section 300, a mobile rack construction section 400, and a construction preparation section 500. Wherein the construction preparation section 500 is disposed between the health maintenance section 300 and the mobile scaffold construction section 400; the mobile box girder apparatus 600 is provided to the curing section 300, the mobile girder construction section 400, and the construction preparation section 500 to be moved in the first direction.

It should be noted that, the mobile box culvert inner bracket device 600 provided by the utility model can perform modularized adjustment (adjust the number and arrangement modes of the first steel pipe 31 and the second steel pipe 32) according to the box culverts with different sizes and types, can be better applied to municipal rainwater box culverts with small section sizes and multiple types, has higher applicability, avoids repeated assembly and disassembly processes, improves the material recycling rate of the steel pipes and the like, and is applicable to long-short distance transportation and transfer. According to the construction section length, the modular device design is carried out, flow production is formed among the sections, the construction efficiency is effectively improved, the labor investment and the construction quality hidden danger are reduced, and the construction method has good practicability.

Specifically, it includes a fastener-type steel pipe support (fastener-type support 33) on which jacking 20 are provided, two steel pipes being laterally discharged on each jacking 20 for supporting a top-die-side edge (square-side edge 10).

Specifically, the box culvert inner bracket is formed by erecting steel pipes through steel fasteners, the bottom of the bracket is provided with a bottom bracket 70, and a rolling device (a moving assembly 40) is arranged at the bottom of the span bracket.

Specifically, the rolling device is specifically: the steel pipe support comprises a bolt (a connecting piece 43), a wheel frame 41 and a travelling wheel (a steel roller 42), wherein the customized bolt is used for fixing the steel pipe support through a bolt hole on the wheel frame, and the middle part of the travelling wheel is hinged to the lower part of the wheel frame.

Specifically, a winch 81 is arranged, when the movable box culvert inner support device is in a walking state, a traction rope is connected with a support cross rod, and the movable modularized box culvert inner support construction device is moved by driving the cross rod.

Specifically, the lower channel steel of the windlass 81 is perforated and correspondingly arranged on the pre-embedded anchor bolts (anchor bolts 82) of the box culvert bottom plate, and the bolts are screwed up before the windlass 81 is started to be fixed on the bottom plate

Specifically, the cross bar 90 is a 10# channel steel, the joint of the channel steel and the steel pipe is perforated, and the cross bar is fixed on the movable bracket (the supporting component 30) by adopting a steel fastener.

Specifically, the steel pipe bracket is inserted into the pipe orifice at the upper part of the wheel frame and is fixed by screwing the bolt.

Specifically, the bolt section is enlarged at the end of the bolt, so that the steel pipe is prevented from being deformed by concentrated stress.

Specifically, the bolt and nut are hexagonal, and are fastened by using an electric bolt fastening machine.

Specifically, guide facilities (sliding structures 60) for guiding the advancing direction of the device during the moving process of the device are arranged at both sides of the advancing direction of the movable modular box culvert inner bracket construction device.

Specifically, six guiding facilities are arranged, and the guiding facilities are symmetrically arranged at the two sides of the front part, the middle part and the rear part of the mobile modularized box culvert inner bracket (mobile box culvert inner bracket device) construction device; the guide facility adopts a phi 10 hard plastic wheel, and adopts a transverse steel pipe to integrate the guide facility with the fastener type bracket, so as to achieve the effects of guide and limit.

Specifically, the fastener type bracket adopts phi 48 multiplied by 3 steel pipes, and vertical scissors supports are arranged every 3-5 meters.

Compared with the prior art, the utility model has the advantages that: the device adopts a modularized design, has strong applicability and is mainly applied to municipal construction; the method can meet the requirements of the pipelining construction of the box culvert and realize the purposes of quick construction, high-quality construction, low-cost construction and safe construction.

1. The applicability is strong, the device takes the phi 48 multiplied by 3 steel pipe fastener type bracket as a main supporting structure, so the bracket body is firm and stable, and is easy to assemble, disassemble and transport. Meanwhile, the modular design can be carried out according to the size sections, and the modular design can be repeatedly used among the box culverts with the sections of different sizes, so that the modular design more conforms to the characteristics of multiple types of the sizes of the sections of the box culverts with the municipal rainwater and shorter length.

2. When the device is used for box culvert construction, the box culvert with the same section is only erected once by the box culvert bracket, and three construction sections are arranged for pouring, namely, the health-preserving section, the movable bracket construction section and the construction preparation section are arranged in total, so that the box culvert is divided into sections according to the box culvert to realize streamline construction, the working surface of the box culvert is fully utilized, and the manpower and material resources consumed by installing and detaching the bracket are reduced.

3. And the construction quality of box culverts is improved: when the device is adopted for the flow construction, after the upper section reaches the demoulding condition, the device can be quickly moved to the construction section, and after the roof steel bars are bound and the side dies are installed, concrete can be poured, so that the pouring interval time between two bins is shortened, the problems of steel bar corrosion and the like caused by overlong interval time are avoided, and the construction quality of a box culvert is improved.

In the utility model, a winch is used as a power source of the movable support and is fixed on the bottom plate through the foundation bolts. Before the bracket moves, the bracket provided with the bracket steel pipe is unscrewed, the conversion from the whole support falling to the whole support of the rolling rod is completed, and then the traction rope and the cross rod are bound and fixed, wherein the traction rope is a steel wire rope. The winding engine 81 is started, and the whole bracket is pulled to move to the next section for construction.

The construction process of the device is as follows:

after the construction of the box culvert bottom plate is completed, carrying out running water construction in a sectional and simultaneous pouring mode, and carrying out forward pushing construction on each section of box culvert according to three construction sections, wherein the three construction sections are respectively as follows: health segment 300, mobile scaffold construction segment 400, and construction preparation segment 500.

Firstly, installing a movable inner support on a construction preparation section, converting an original construction preparation section into a movable support construction section after the installation is finished, binding reinforcing steel bars and supporting templates, pouring first concrete, unscrewing a collet provided with a collet steel pipe after the first concrete pouring is finished and a form removal condition is provided, converting a whole support falling to the ground support state into a whole rolling rod support state, pulling the whole device to move from the constructed movable support construction section to the construction preparation section by adopting a winch, and repeating forward pushing construction until the construction of the box culvert of the section is finished, wherein guide facility retaining devices arranged on two sides of the support are accurately guided in the moving process, so that the frame body is prevented from being deviated.

As can be seen from the above description of the embodiment, when the mobile box girder apparatus 600 needs to support the formwork, the bottom mold 100 is supported by screwing the bottom bracket 70 to move downward to contact the bottom mold 200. When the mobile box girder apparatus 600 needs to be moved, the bottom bracket 70 is reversely screwed to be moved upward to be separated from the bottom mold 200, thereby facilitating the movement of the moving assembly 40 on the bottom mold 200. And further improves the disassembly and assembly efficiency of the template. The problem of lower template disassembly and assembly efficiency caused by the fact that the fixed support is erected on the bottom die 200 to support the top die 100 in the prior art is avoided.

In the present utility model, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the utility model without departing from the principles thereof are intended to be comprehended by those skilled in the art and are intended to be within the scope of the utility model.

Claims (10)

1. A mobile box culvert inner support device, comprising:

square wood secondary ridges for supporting the top mold; and

the jacking is arranged at the bottom of the square wood secondary ridge and is used for supporting the square wood secondary ridge; and

the supporting component is arranged at the bottom of the jacking and is used for supporting the jacking; and

the moving assembly is arranged at the bottom of the supporting assembly, can move on the bottom die and is used for moving the supporting assembly;

the bottom support is arranged at the bottom of the supporting component and is arranged at intervals with the moving component;

the bottom support is in threaded connection with the bottom of the supporting component, and the moving component can be placed on the bottom die through rotating the bottom support, or suspended in the bottom die.

2. The mobile box culvert inner support device of claim 1, further comprising a jacking support structure disposed between the square timber rails and the jacking, the jacking support structure comprising a plurality of groups of support steel pipes disposed at intervals along a first direction.

3. The mobile box culvert inner rack device of claim 1, further comprising a sliding structure comprising:

the sliding rail is arranged on the inner side of the bottom die in an extending manner along the first direction; and

and the sliding block is in sliding fit with the sliding rail, and the sliding block is arranged on the outer side of the supporting component.

4. The mobile box culvert inner bracket device of claim 3, wherein the sliding structure comprises two sliding rails respectively arranged at the left and right inner sides of the bottom die, and two sliding blocks respectively arranged at the left and right outer sides of the supporting component.

5. The mobile box culvert inner rack apparatus of claim 1, wherein the support assembly comprises:

the plurality of first steel pipes are arranged at intervals along the first direction; and

the second steel pipes are arranged at intervals along the second direction; and

the fastener type bracket is arranged at the joint of the first steel pipe and the second steel pipe.

6. The mobile box culvert inner rack apparatus of claim 1, wherein the mobile assembly comprises:

the wheel frame is arranged at the bottom of the supporting component; and

the steel roller is rotatably arranged on the wheel frame;

and the connecting piece is used for fixing the wheel frame at the bottom of the supporting component.

7. The mobile box culvert inner rack device of claim 1, further comprising a towing assembly, the towing assembly comprising:

the winch is arranged on the bottom die; and

the foundation bolts are used for fixing the winch on the bottom die; and

and one end of the steel wire rope is wound on the steel wire rope, and the other end of the steel wire rope is connected with the supporting component.

8. The mobile culvert inner stand apparatus of claim 7 further comprising a cross bar disposed on the support assembly and connected to the other end of the wire rope.

9. A box culvert concrete structure, comprising:

a health-preserving section; and

moving the support construction section; and

a construction preparation section disposed between the health maintenance section and the mobile bracket construction section;

the mobile in-box girder apparatus according to any one of claims 1 to 8, wherein the mobile in-box girder apparatus is movably provided in the health-preserving section, the mobile-girder construction section, and the construction preparation section in a first direction.

10. The box culvert concrete structure of claim 9 wherein the mobile box girder apparatus is located at least partially within the mobile girder construction section.