CN219240333U - Trolley for construction of cover culvert - Google Patents
Trolley for construction of cover culvert Download PDFInfo
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- CN219240333U CN219240333U CN202223561663.XU CN202223561663U CN219240333U CN 219240333 U CN219240333 U CN 219240333U CN 202223561663 U CN202223561663 U CN 202223561663U CN 219240333 U CN219240333 U CN 219240333U
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- trolley
- cover plate
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- culvert
- slab
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Abstract
The utility model discloses a trolley for construction of a cover plate culvert, which is characterized by comprising a trolley spandrel girder and a cover plate trolley, wherein the cover plate trolley is positioned above the trolley spandrel girder and is borne by the trolley spandrel girder; the moving assembly is arranged at the bottom of the cover plate trolley and used for bearing the weight of the cover plate trolley and driving the cover plate trolley to move along the culvert foundation; the cover plate trolley is spliced through the support to form a frame structure, the frame structure is located in an assembly space formed by the cover plate and the two sides of the cover plate trolley, a plurality of support assemblies are arranged at the top of the cover plate trolley, and the support assemblies are used for supporting a bottom die for bearing the section to be poured of the cover plate. The trolley has the advantages of simple structure, convenient processing, assembly and disassembly and reliable walking and supporting. The bracket and the template are buckled through installing and dismantling the trolley disc, so that the trolley can be combined into various sizes to meet the construction requirements of the culvert cover plate. The trolley is designed with various safety facilities to meet the requirement of high-altitude operation.
Description
Technical Field
The utility model relates to the technical field of culvert construction, in particular to a trolley for cover plate culvert construction.
Background
With the further improvement of modern traffic infrastructure, new roads and railway roadbeds need to span more existing roads, water systems and structures, and the construction cost is high if a new bridge or box culvert is adopted for crossing. The cover plate culvert has the advantages of high construction speed, no need of large-scale construction equipment, low cost and the like, and is widely applied. The length of the cast-in-situ cover plate culvert segments is generally designed to be 4-6 m different, and settlement joints are arranged among the segments. Construction is typically performed by a segmental casting method. The current cover plate covering plate construction is generally carried out by adopting a full framing, the framing needs to be erected for a plurality of times according to sections or the whole body, and the construction efficiency is low. The utility model patent of a travelling crane formwork bent frame (CN 202121457886) for quick block construction of a cast-in-situ cover plate of a cover plate culvert adopts a hanger for construction, but the hanger rod and the hanger are required to be constructed, so that the mounting and dismounting efficiency is low.
Disclosure of Invention
According to the utility model, the cover plate trolley formed by simple splicing is matched with the moving assembly and the like, so that the construction of the cover plate is greatly facilitated, the trolley is simple in design and convenient to operate, a large amount of labor force is not needed, and the cost is low.
In order to achieve the technical effects, the present utility model is realized by the following technical means.
A trolley for construction of a slab culvert comprises,
the bearing beam of the trolley is provided with a bearing beam,
the cover plate trolley is positioned above the trolley spandrel girder and is borne by the trolley spandrel girder;
the moving assembly is arranged at the bottom of the cover plate trolley and used for bearing the weight of the cover plate trolley and driving the cover plate trolley to move along the culvert foundation;
the cover plate trolley is spliced through the support to form a frame structure, the frame structure is located in an assembly space formed by the cover plate and the two sides of the cover plate trolley, a plurality of support assemblies are arranged at the top of the cover plate trolley, and the support assemblies are used for supporting a bottom die for bearing the section to be poured of the cover plate.
As a further improvement of the utility model, the moving assembly is a travelling wheel and further comprises a supporting screw rod positioned between the travelling wheels, wherein the supporting screw rod is used for supporting the cover plate trolley.
As a further improvement of the utility model, a plurality of supporting screws are arranged along the bottom of the cover plate trolley, the supporting screws form a supporting surface, and at least 2 supporting screws are arranged between adjacent travelling wheels.
As a further improvement of the utility model, when the cover plate trolley moves, the supporting screw rod forms a first working state, so that the supporting screw rod is arranged in a suspended state, and when the cover plate trolley is static, the supporting screw rod forms a second working state, so that the supporting screw rod is close to the culvert foundation.
As a further improvement of the utility model, the cover plate trolley is formed by splicing a plurality of Z-shaped disc buckle brackets, and a safety channel is formed at the bottom of the cover plate trolley.
As a further improvement of the utility model, the utility model further comprises a distribution beam which is positioned between the bottom die and the Z-shaped disc buckle bracket and is supported by the Z-shaped disc buckle bracket.
As a further improvement of the utility model, a maintenance system for body-building maintenance is arranged along the two sides of the cover plate trolley.
As a further improvement of the utility model, the maintenance system comprises a spray header, and the spray nozzle of the spray header is arranged towards the outer side of the cover plate trolley.
As a further improvement of the utility model, along the height direction of the cover plate trolley, a plurality of spray heads are arranged, the spray heads are connected through connecting water pipes positioned on the cover plate trolley, and the connecting water pipes are connected with a water source through a water pump.
As a further improvement of the utility model, the top of the cover plate trolley is provided with an oblique angle template with an oblique surface, and the oblique angle template forms the joint surface of the bottom die.
The beneficial effects of the utility model are as follows:
1) The trolley is simple in design and structure, convenient to operate and free of large labor force. 2) The trolley is processed by conventional materials, and the trolley is simple and quick to process, install and detach and walk. 3) The trolley has good overall stability. 4) The trolley is assembled in place once without secondary assembly, so that the difficulty of limited space operation is obviously reduced. 5) Safety protection is in place, has reduced construction operation risk. 6) The construction quality of the culvert cast-in-situ cover plate is further improved by trolley construction, and the assembly level is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a trolley for slab culvert construction provided by the utility model;
fig. 2 is a right side view of a trolley for slab culvert construction provided by the utility model;
FIG. 3 is a use state diagram of a trolley for slab culvert construction provided by the utility model;
in the figure: 100. a trolley spandrel girder; 200. a cover plate trolley; 210. a secure channel; 220. a maintenance system; 221. a spray header; 230. connecting a water pipe; 240. a bevel template; 300. a moving assembly; 310. supporting a lead screw; 400. a culvert foundation; 500. a cover plate; 510. the cover plate is used for casting the section; 600. a body; 700. a support assembly; 800. a bottom die; 900. a distribution beam.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
In this embodiment, the description is mainly given of the core structure.
Referring to fig. 1-3, a trolley for construction of a slab culvert in this embodiment includes,
the bogie load-bearing beam 100,
a cover plate trolley 200, wherein the cover plate trolley 200 is positioned above the trolley spandrel girder 100 and is borne by the trolley spandrel girder 100;
the moving assembly 300 is arranged at the bottom of the cover plate trolley 200, and the moving assembly 300 bears the weight of the cover plate trolley 200 and drives the cover plate trolley 200 to move along the culvert foundation 400;
the cover plate trolley 200 is spliced through a bracket to form a frame structure, the frame structure is positioned in an assembly space formed by the cover plate 500 and the two sides of the culvert body 600, a plurality of support assemblies 700 are arranged at the top of the cover plate trolley 200, and the support assemblies 700 are used for supporting the bottom die 800 for bearing the sections 510 to be poured of the cover plate.
In this embodiment, the platform truck is spliced through simple support and forms, and then the platform truck simple structure, and is easy and simple to handle, need not a large amount of labours and operates. The trolley in the embodiment utilizes conventional materials to process the trolley, and is simple and quick to process, install and detach and walk; in this embodiment, the support assembly is added, so that the overall stability of the trolley is good. In the embodiment, the trolley is assembled in place once without secondary assembly, so that the difficulty of limited space operation is obviously reduced. In this embodiment, safety protection is in place, has reduced construction operation risk. In the embodiment, the trolley construction further improves the construction quality of the culvert cast-in-situ cover plate, and improves the assembly level.
In use, the corresponding cover plate trolley is designed according to the requirements, then the approximate bearing capacity is estimated, the strength inside the frame body structure is increased through the bearing capacity, and the strength is adjusted by adjusting the length, such as adjusting the size, increasing diagonal braces and the like.
Example 2
In this embodiment, details will be mainly described.
In this embodiment, the moving assembly 300 is a travelling wheel, and further includes a supporting screw 310 disposed between the travelling wheels, where the supporting screw 310 is used for supporting the cover plate trolley 200. In this embodiment, the independent supporting screw rod is added, so that the bearing of the whole cover plate trolley is increased, the supporting force is further increased, and the bearing is improved.
Because the range is relatively large in construction, the number of the supporting screws 310 is several along the bottom of the cover plate trolley 200, the supporting screws 310 form a supporting surface, and at least 2 supporting screws 310 are arranged between adjacent travelling wheels. In this embodiment, at least 2 supporting screws 310 are added between the running wheels, so that they can disperse the entire bearing capacity.
In this embodiment, when the cover plate trolley 200 moves, the supporting screw 310 forms a first working state, so that the supporting screw 310 is suspended, and when the cover plate trolley 200 is stationary, the supporting screw 310 forms a second working state, so that the supporting screw 310 is close to the culvert foundation 400. In the embodiment, the trolley adopts the travelling wheels and the supporting screw rods arranged at the bottom of the bearing beam, so that the travelling and supporting of the trolley are realized, the supporting screw rods are lowered after the trolley is in place, the weight of the trolley is borne by the supporting screw rods, and the travelling wheels are caused to travel by lifting the supporting screw rods during travelling.
For convenience in construction, the cover plate trolley 200 is formed by splicing a plurality of Z-shaped disc buckle brackets, and a safety channel 210 is formed at the bottom of the cover plate trolley 200. In this embodiment, the support structure is easy to adjust, and thus can form a safety channel for workers to walk together by adjusting the gap and the like and the position.
Further, in order to facilitate dispersing the force in the construction of the cover plate, the distribution beam 900 is further included, and the distribution beam 900 is located between the bottom die 800 and the Z-shaped bracket and is supported by the Z-shaped bracket.
Example 3
In this embodiment, through increasing the maintenance system, very big improvement the efficiency of construction, concretely as follows:
referring to fig. 2, along both sides of the cover plate trolley 200, a curing system 220 for curing the culvert is provided. In this embodiment, set up the maintenance system in both sides, realized the simultaneous maintenance of both sides, improved whole maintenance efficiency.
Specifically, the maintenance system 220 includes a spray header 221, and the nozzle of the spray header 221 is disposed toward the outer side of the cover plate trolley 200. In this embodiment, the shower head sets up towards the outside directly, and then water can spout on the culvert body directly, has reduced laying of pipeline etc..
In order to realize the maintenance of the whole body, the number of the spray heads 221 is several along the height direction of the cover plate trolley 200, the spray heads 221 are connected through the connecting water pipe 230 positioned on the cover plate trolley 220, and the connecting water pipe 230 is connected with a water source through a water pump. In the embodiment, the water pipe, the water pump and the like are connected, so that spray maintenance on a high place is realized.
In order to ensure better disassembly and assembly, the top of the cover plate trolley 200 is provided with an oblique angle template 240 with an oblique surface, and the oblique angle template 240 forms a bottom die joint surface. In the embodiment, the trolley top adopts a tray buckle support, the tray buckle top adopts a conventional template, the larger-size culvert adopts two diagonal templates, and the diagonal templates have the function of facilitating the demolding operation through the dislocation of the two diagonal templates in the demolding process.
In the embodiment, when the cover plate trolley is used, after the cover plate trolley is in place, cover plate steel bars are bound, and cover plate concrete is cast in sections according to design requirements. After the concrete reaches the form removal strength, the tray buckle jacking is lowered to enable the cover plate bottom die to be demolded, the trolley bottom supporting screw rod is adjusted to enable the travelling wheels to walk, and the trolley is moved forward to the next casting section for construction. In this embodiment, for strengthening culvert body health preserving, set up the shower pipeline in the platform truck side, carry out the inside concrete health preserving of culvert body.
The core scheme in this embodiment is as follows:
1) The cover plate trolley is designed by adopting conventional materials such as travelling wheels, section steel, a plate buckle bracket and the like, the travelling wheels and supporting screw rods are arranged at the bottom of the bearing beam, the travelling and supporting of the trolley are realized, the supporting screw rods are lowered after the trolley is in place, the weight of the trolley is borne by the supporting screw rods, and the travelling wheels are enabled to travel by lifting the supporting screw rods during travelling.
2) The pallet roof adopts a pallet buckle support, the pallet buckle roof adopts a conventional template, the larger-size culvert adopts two diagonal templates, and the diagonal templates have the function of facilitating the demolding operation through the dislocation of the two diagonal templates in the demolding process.
3) And binding cover plate reinforcing steel bars after the cover plate trolley is in place, and casting cover plate concrete according to the design requirement sections. After the concrete reaches the form removal strength, the tray buckle jacking is lowered to enable the cover plate bottom die to be demolded, the trolley bottom supporting screw rod is adjusted to enable the travelling wheels to walk, and the trolley is moved forward to the next casting section for construction.
4) In order to strengthen the health maintenance of the culvert body, a spray pipeline is arranged on the side face of the trolley, and concrete health maintenance of the inside of the culvert body is carried out.
The utility model can increase or decrease the size of the culvert along with the cover plate trolley, and can realize the adjustment of the size of the trolley by disassembling the tray buckle bracket.
In practical application, as the culvert cover plate is poured by adopting a skip method, if the culvert cover plate is built once, the bracket can be totally removed only after the pouring of all the culvert cover plates is completed and the removal strength is achieved. The bracket can be erected for construction after all culvert bodies of the culvert are poured, so that the construction period is long, concrete at the bottom of the cover plate cannot be cured, and the construction age difference between the culvert bodies of the culvert and the concrete of the cover plate is large.
According to the utility model, the movable trolley is adopted, the cover plate is constructed along with the body of the culvert, and the cover plate compartment pouring is realized through the free movement of the cover plate trolley. The maintenance of culvert body concrete can be realized when the trolley moves. The concrete pouring age difference of the culvert body and the cover plate of the culvert is reduced, and the construction progress of the culvert is remarkably accelerated.
The utility model designs the cast-in-situ cover plate culvert cover plate construction trolley, and the cast-in-situ cover plate construction is carried out according to a segment construction process. The trolley has the advantages of simple structure, convenient processing, mounting and dismounting, and reliable walking and supporting. The bracket and the template are buckled through installing and dismantling the trolley disc, so that the trolley can be combined into various sizes to meet the construction requirements of the culvert cover plate. The trolley is designed with various safety facilities to meet the requirement of high-altitude operation.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (8)
1. A trolley for construction of a slab culvert is characterized by comprising,
the bearing beam of the trolley is provided with a bearing beam,
the cover plate trolley is positioned above the trolley spandrel girder and is borne by the trolley spandrel girder;
the moving assembly is arranged at the bottom of the cover plate trolley and used for bearing the weight of the cover plate trolley and driving the cover plate trolley to move along the culvert foundation;
the cover plate trolley is spliced through the support to form a frame structure, the frame structure is positioned in an assembly space formed by the cover plate and the culverts at two sides, a plurality of support assemblies are arranged at the top of the cover plate trolley, and the support assemblies are used for supporting a bottom die for bearing the section to be poured of the cover plate;
the cover plate trolley is formed by splicing a plurality of Z-shaped disc buckle brackets, and a safety channel is formed at the bottom of the cover plate trolley;
the distribution beam is positioned between the bottom die and the Z-shaped plate buckle support and is supported by the Z-shaped plate buckle support.
2. The trolley for construction of a slab culvert of claim 1 wherein the mobile assembly is a road wheel and further comprising a support screw between the road wheels, the support screw for support of the slab trolley.
3. The trolley for construction of slab culverts according to claim 2, wherein a plurality of supporting screws are provided along the bottom of the slab trolley, a plurality of supporting screws form a supporting surface, and at least 2 supporting screws are arranged between adjacent travelling wheels.
4. A trolley for construction of a culvert according to claim 3, wherein the support screw forms a first working state when the trolley is moved so that the support screw is suspended, and a second working state when the trolley is stationary so that the support screw is next to the culvert foundation.
5. The trolley for construction of slab culverts according to claim 1, wherein maintenance systems for maintenance of the culverts are provided along both sides of the slab trolley.
6. The trolley for construction of slab culverts of claim 5 wherein the maintenance system includes a spray header, the spray nozzle of the spray header being disposed toward the outside of the slab trolley.
7. The trolley for construction of the slab culvert, according to claim 6, wherein the number of the spray heads is several along the height direction of the slab trolley, the spray heads are connected through connecting water pipes positioned on the slab trolley, and the connecting water pipes are connected with a water source through a water pump.
8. The trolley for construction of the slab culvert according to claim 1, wherein an oblique angle template with an oblique surface is arranged at the top of the slab trolley, and the oblique angle template forms a bottom die joint surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223561663.XU CN219240333U (en) | 2022-12-30 | 2022-12-30 | Trolley for construction of cover culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223561663.XU CN219240333U (en) | 2022-12-30 | 2022-12-30 | Trolley for construction of cover culvert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219240333U true CN219240333U (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223561663.XU Active CN219240333U (en) | 2022-12-30 | 2022-12-30 | Trolley for construction of cover culvert |
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| CN (1) | CN219240333U (en) |
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- 2022-12-30 CN CN202223561663.XU patent/CN219240333U/en active Active
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