Bridge pier column building template

Abstract

The utility model discloses a bridge pier stud building formwork, which belongs to the technical field of bridge pier stud building, and comprises water spraying assemblies, an inner formwork assembly and an outer formwork assembly, the outer formwork assembly comprises a first outer formwork and a second outer formwork, the top of the first outer formwork and the top of the second outer formwork are both provided with the water spraying assemblies, the water spraying assemblies comprise water inlet pipes, the water inlet pipes are communicated with bent pipes, and the bent pipes are communicated with the water spraying assemblies. Pressure sprayers are evenly distributed on the inner ring of the bent pipe, the bottom of the water inlet pipe is connected with the first outer mold and the second outer mold through fixing pieces, drainage pipes are installed at the bottoms of the first outer mold and the second outer mold, and drainage valves are installed on the drainage pipes. According to the bridge pier column building formwork, the water spraying assembly is arranged to effectively guarantee the maintenance quality of bridge pier column concrete after pouring, the outer formwork assembly is arranged to be convenient to assemble and disassemble, the construction efficiency is improved, and the drainage pipe avoids the influence of accumulated water in the formwork on the quality of the concrete; and the inner mold assembly can adapt to construction of various sizes, demolding is convenient, and the construction cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge pier construction technology field especially is related to a bridge pier construction formwork. BACKGROUND

[0002] In modern bridge engineering, the bridge pier as the key support part of the bridge structure, its construction quality is directly related to the overall safety and service life of the bridge. In the construction process of the bridge pier, although the traditional formwork technology has played an important role in the past engineering, with the continuous improvement of engineering requirements, some of its shortcomings are increasingly prominent. From the perspective of concrete curing, the pier concrete needs to be scientifically and reasonably cured after pouring to ensure that its strength and durability meet the design requirements. However, the traditional formwork often lacks effective curing measures.

[0003] In terms of flexibility of the formwork, the size adjustment and installation and disassembly of the traditional formwork are not flexible enough. With the diversification and complexity of bridge engineering, different specifications of piers are increasingly common in construction. However, due to the limitations of design and structure, the traditional formwork is difficult to quickly and conveniently adapt to the construction needs of these different specifications of piers. This not only increases the difficulty and time cost of construction, but also may cause the insufficient fit between the formwork and the pier, affecting the pouring quality of the concrete. SUMMARY

[0004] The utility model aims at providing a bridge pier construction formwork, which sets a water spraying assembly to effectively ensure the curing quality of the bridge pier concrete after pouring, avoid cracks and other problems caused by improper curing, improve the strength and durability of the bridge pier, set an outer formwork assembly to improve the construction efficiency with convenient installation and disassembly, the drainage design avoids the influence of water accumulation in the formwork on the quality of the concrete, and the inner formwork assembly can adapt to the construction of piers of various sizes, facilitate demolding, improve the use efficiency of the formwork, and reduce the construction cost.

[0005] To achieve the above-mentioned purpose, the utility model provides a bridge pier construction formwork, which comprises a water spraying assembly, an inner formwork assembly and an outer formwork assembly, the outer formwork assembly comprises a first outer form and a second outer form, the first outer form and the second outer form are both provided with the water spraying assembly at the top, the water spraying assembly comprises a water inlet pipe, the water inlet pipe is communicated with a bend pipe, the bend pipe is uniformly provided with pressure nozzles in the ring, the water inlet pipe is connected with the first outer form and the second outer form through fixing pieces at the bottom, the first outer form and the second outer form are both provided with a drainage pipe at the bottom, and the drainage pipe is provided with a drainage valve.

[0006] Preferably, the top and the bottom of the first outer form and the second outer form are respectively provided with a first mounting plate and a second mounting plate, the two ends of the first mounting plate and the second mounting plate are both connected through a rib plate, and the first mounting plate, the second mounting plate and the rib plate are all uniformly provided with threaded holes.

[0007] Preferably, the inner mold assembly comprises two first inner molds and two second inner molds, and the first inner molds and the second inner molds are respectively provided with first reinforcing plates and second reinforcing plates, and the first reinforcing plates and the second reinforcing plates are connected with the first outer mold and the second outer mold through hydraulic push rods.

[0008] Preferably, the first mounting plate is provided with a mounting hole matched with the water inlet pipe, and the drain pipe is located above the second mounting plate.

[0009] Preferably, the two first inner molds and the two second inner molds are both internally provided with thermal insulation layers, and the first inner molds, the second inner molds, the first reinforcing plates and the second reinforcing plates are all made of polytetrafluoroethylene.

[0010] Therefore, the bridge pier column construction formwork has the following beneficial effects:

[0011] (1) The water spraying assembly effectively ensures the maintenance quality of the bridge pier column concrete after pouring, avoids cracks and other problems caused by improper maintenance, and improves the strength and durability of the bridge pier column;

[0012] (2) The outer mold assembly facilitates the installation and disassembly mode, improves the construction efficiency, and avoids the influence of water accumulation in the formwork on the quality of the concrete;

[0013] (3) The inner mold assembly can adapt to the construction of pier columns of various sizes, facilitates demolding, improves the use efficiency of the formwork, and reduces the construction cost.

[0014] The technical scheme of the utility model will be further described in detail below with reference to the drawings and embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is a perspective structural schematic view of a bridge pier column construction formwork of the utility model;

[0016] Fig. 2 is a perspective structural schematic view of an inner mold assembly of the bridge pier column construction formwork of the utility model;

[0017] Fig. 3 is a top view of the bridge pier column construction formwork of the utility model.

[0018] REFERENCE NUMERALS

[0019] 1, first outer mold; 2, second outer mold; 3, first mounting plate; 4, second mounting plate; 5, rib plate; 6, fixing piece; 7, water inlet pipe; 8, elbow; 9, drain pipe; 10, drain valve; 11, first inner mold; 12, second inner mold; 13, first reinforcing plate; 14, second reinforcing plate; 15, hydraulic push rod. DETAILED DESCRIPTION

[0020] The technical solution of this utility model will be further described below with reference to the accompanying drawings and embodiments.

[0021] Unless otherwise defined, the technical or scientific terms used in this utility model shall have the ordinary meaning understood by one of ordinary skill in the art to which this utility model pertains. The terms "first," "second," and similar terms used in this utility model do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Terms such as "comprising" or "including" mean that the element or object preceding the word encompasses the elements or objects listed following the word and their equivalents, without excluding other elements or objects. Terms such as "connected" or "linked" are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. Terms such as "upper," "lower," "left," and "right" are used only to indicate relative positional relationships; when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] Example 1

[0023] like Figs. 1 to 3 As shown, this utility model provides a formwork for bridge pier construction, including a water-spraying component, an inner mold component, and an outer mold component. The water-spraying component effectively ensures the curing quality of the bridge pier concrete after pouring, avoiding problems such as cracks caused by improper curing, and improving the strength and durability of the bridge pier. The inner mold component can adapt to the construction of piers of various sizes, facilitates demolding, improves the efficiency of formwork use, and reduces construction costs. The convenient installation and disassembly of the outer mold component improves construction efficiency, and the drainage design prevents water accumulation inside the formwork from affecting the quality of the concrete.

[0024] The outer mold assembly includes a first outer mold 1 and a second outer mold 2, which together constitute the external forming mold of the pier column, providing forming space for the pier column concrete. The top and bottom of the first outer mold 1 and the second outer mold 2 are respectively provided with a first mounting plate 3 and a second mounting plate 4. Both ends of the first mounting plate 3 and the second mounting plate 4 are connected by ribs 5. The first mounting plate 3, the second mounting plate 4, and the ribs 5 enhance the structural strength and stability of the outer mold. Threaded holes are evenly distributed on the first mounting plate 3, the second mounting plate 4, and the ribs 5, facilitating the assembly and disassembly of the outer mold assembly. Drainage pipes 9 are installed at the bottom of both the first outer mold 1 and the second outer mold 2, located above the second mounting plate 4. The drainage pipes 9 are used to drain excess curing water or other accumulated water from the mold. Drainage valves 10 are installed on the drainage pipes 9, which control the timing and flow rate of drainage.

[0025] The first outer mold 1 and the second outer mold 2 are provided with water spraying assemblies on the top, the water spraying assembly comprises a water inlet pipe 7, the water inlet pipe 7 is communicated with a bend pipe 8, the bend pipe 8 is provided with pressure nozzles which are uniformly distributed in the inner ring, water is supplied to the bend pipe 8 through the water inlet pipe 7, and the pressure nozzles uniformly spray water on the concrete surface, so that the maintenance of the bridge pier concrete is realized, the maintenance quality of the pier concrete after pouring is effectively ensured, and the problem of cracks in the concrete caused by improper maintenance is avoided. The first mounting plate 3 is provided with mounting holes matched with the water inlet pipe 7, the bottom of the water inlet pipe 7 is connected with the first outer mold 1 and the second outer mold 2 through fixing members 6, the fixing members 6 are used for mounting the water spraying assembly on the first outer mold 1 and the second outer mold 2, the water spraying assembly can be conveniently disassembled, and the water spraying assembly can be arranged on the top of the bridge pier, so that the whole bridge pier is maintained.

[0026] The inner mold assembly comprises two first inner molds 11 and two second inner molds 12, the first inner mold 11 and the second inner mold 12 jointly form an internal forming mold of the pier, and cooperate with the outer mold assembly to form a complete pouring space of the pier. The first inner mold 11 and the second inner mold 12 are respectively provided with a first reinforcing plate 13 and a second reinforcing plate 14, the first reinforcing plate 13 and the second reinforcing plate 14 enhance the structural strength of the inner mold and prevent the inner mold from deforming under the pressure of the concrete. The first reinforcing plate 13 and the second reinforcing plate 14 are connected with the first outer mold 1 and the second outer mold 2 through hydraulic push rods 15, the hydraulic push rods 15 can adjust the distance between the inner mold and the outer mold, so as to adapt to the construction requirements of piers with different sizes, and the inner mold can be retracted through the hydraulic push rod 15 after the pouring of the concrete is completed, so that the disassembly of the formwork is facilitated and manpower is saved.

[0027] The first inner mold 11 and the second inner mold 12 are provided with heat preservation layers in the interiors, the heat preservation layers can reduce the temperature stress of the concrete caused by rapid temperature change after pouring and prevent the concrete from cracking. The first inner mold 11, the second inner mold 12, the first reinforcing plate 13 and the second reinforcing plate 14 are all made of polytetrafluoroethylene, the polytetrafluoroethylene material has good corrosion resistance and low friction coefficient, can reduce the adhesion between the concrete and the formwork, facilitates the disassembly of the formwork and prolongs the service life of the formwork.

[0028] When the bridge pier construction formwork is used, the plurality of outer mold assemblies are assembled through bolt connection, the water inlet pipe 7 is inserted into the mounting hole in the first outer mold 1 on the top, and the water inlet pipe 7 is fixed on the first outer mold 1 and the second outer mold 2 through the fixing members 6. The hydraulic push rod 15 is adjusted to move the first inner mold 11 and the second inner mold 12 to appropriate positions, and the concrete is poured. After the pouring is completed, maintenance water is supplied into the water inlet pipe 7 to maintain the whole bridge pier, the drain valve 10 on the outer mold assembly at the bottom is opened, and the excess maintenance water is discharged from the drain pipe 9 on the outer mold assembly at the bottom.

[0029] Therefore, the utility model discloses a kind of bridge pier column construction formwork, setting water spraying assembly effectively ensure the maintenance quality of bridge pier column concrete after pouring, avoid the problem such as crack due to improper maintenance, improve the strength and durability of bridge pier column, setting outer mould assembly improves construction efficiency with convenient installation and disassembly mode, drainage design avoids the influence of water accumulation in formwork on concrete quality, setting inner mould assembly can adapt to the construction of various size pier column, convenient demoulding, improve the use efficiency of formwork, reduce construction cost.

[0030] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model and not to limit them, although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: its still can modify or equivalent replace the technical solutions of the utility model, and these modifications or equivalent replacements also cannot make the modified technical solutions deviate from the spirit and scope of the technical solutions of the utility model.

Claims

1. A bridge pier construction form, characterized by: The shower assembly, the inner mold assembly and the outer mold assembly are included, the outer mold assembly includes a first outer mold and a second outer mold, the top of the first outer mold and the second outer mold is provided with the shower assembly, the water inlet pipe is communicated with the elbow pipe, the elbow pipe is uniformly distributed with the pressure nozzle, the bottom of the water inlet pipe is connected with the first outer mold and the second outer mold through the fixing piece, the bottom of the first outer mold and the second outer mold is provided with the drain pipe, the drain valve is installed on the drain pipe.

2. A bridge pier construction form according to claim 1, wherein: The top and the bottom of the first outer mold and the second outer mold are respectively provided with the first mounting plate and the second mounting plate, the two ends of the first mounting plate and the second mounting plate are connected through the rib plate, the first mounting plate, the second mounting plate and the rib plate are uniformly distributed with the threaded hole.

3. The bridge pier construction form of claim 1, wherein: The inner mold assembly includes two first inner molds and two second inner molds, the first inner mold and the second inner mold are respectively provided with the first reinforcing plate and the second reinforcing plate, the first reinforcing plate and the second reinforcing plate are respectively connected with the first outer mold and the second outer mold through the hydraulic push rod.

4. The bridge pier construction form of claim 2, wherein: The mounting hole matched with the water inlet pipe is arranged on the first mounting plate, and the drain pipe is located above the second mounting plate.

5. The bridge pier construction form of claim 1, wherein: The inner part of the two first inner molds and the two second inner molds is provided with the heat preservation layer, the first inner mold, the second inner mold, the first reinforcing plate and the second reinforcing plate are made of polytetrafluoroethylene.

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