Beam manufacturing pedestal
By designing a steel-concrete beam pedestal, and using the combination of the concrete body and steel structure, the existing beam pedestal has solved the problems of high cost and low turnover rate, achieving cost-effectiveness and reuse of steel structures in the beam making process.
Patent Information
- Application Number
- CN202421873686.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-06-27
- Estimated Expiration
- 2034-08-02
Smart Images
Figure CN223030014U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of box girder prefabrication equipment. More specifically, the utility model relates to a beam fabrication pedestal. Background Art
[0002] With the rapid development of bridge construction, box girders are usually fabricated in factories during the beam fabrication process, and a beam fabrication pedestal is required. Currently, the beam fabrication pedestal often adopts a single structural form, namely a steel structure pedestal or a concrete structure pedestal. The steel structure pedestal has a high manufacturing cost, and the concrete structure pedestal has a low turnover rate. Therefore, it is necessary to design a steel-concrete structure pedestal that can not only reduce the manufacturing cost but also improve the turnover rate of the pedestal. Summary of the Utility Model
[0003] The purpose of the utility model is to provide a beam fabrication pedestal that can reduce the manufacturing cost and improve the turnover rate of the pedestal.
[0004] The technical solution adopted by the utility model to solve this technical problem is: a beam fabrication pedestal, which successively includes from top to bottom: a pedestal panel, longitudinal distribution beams, connecting pieces, longitudinal main beams, and a concrete pedestal body; the longitudinal main beams are fixed on the concrete pedestal body, the connecting pieces are fixed on the longitudinal main beams, the longitudinal distribution beams are fixed on the connecting pieces, and the pedestal panel is laid and fixed on the longitudinal distribution beams.
[0005] As a further solution of the utility model: the longitudinal main beams are composed of two groups of I-beams, the two groups of I-beams are arranged at intervals transversely, and the I-beams extend longitudinally.
[0006] As a further solution of the utility model: the I-beams are fixed to the concrete pedestal body through embedded fixing parts; the embedded fixing parts include embedded anchor bolts and pressing plates. Part of the embedded anchor bolts are embedded in the concrete pedestal body, and the remaining part of the embedded anchor bolts penetrates through the upper surface of the concrete pedestal body. The pressing plate is provided with through holes to pass through the embedded anchor bolts and is limited by nuts, so that the pressing plate presses against and fixes the bottom of the I-beams.
[0007] As a further solution of the utility model: the lower end of the embedded anchor bolt is of a quasi-L-shaped structure, and the embedded anchor bolts on both sides of the same I-beam are symmetrically arranged and the L-shaped structures face away from each other.
[0008] As a further solution of the utility model: the pressing plate is of a quasi-Z-shaped structure, its bottom can be attached to the concrete pedestal body, and its upper part can be attached to the bottom of the I-beam.
[0009] As a further solution of the utility model: the pedestal panel is a 6mm steel plate.
[0010] As a further solution of the utility model: the longitudinal distribution beam is composed of multiple groups of channel steels, the multiple groups of channel steels are arranged at equal intervals along the transverse direction, and the channel steels extend along the longitudinal direction.
[0011] As a further solution of the utility model: the connecting pieces are arranged at intervals along the longitudinal direction, the thickness of each connecting piece is 10 cm and it extends along the transverse direction.
[0012] As a further solution of the utility model: the concrete pedestal is a C30 reinforced concrete pedestal with a thickness of 18.1 cm and a width of 120 cm.
[0013] The utility model has at least the following beneficial effects:
[0014] 1) The beam-making pedestal of this application uses a concrete structure as the foundation and is made of steel structure on the upper part, effectively controlling the manufacturing cost of the beam-making pedestal. After the construction is completed, the remaining steel structure can be removed and reused, improving the turnover rate of the beam-making pedestal.
[0015] 2) The embedded fixing parts are set to fix the I-beams, which can reduce the damage to the I-beams and improve the service life of the I-beams.
[0016] Other advantages, objectives and features of the utility model will be partially reflected by the following description and partially understood by those skilled in the art through the research and practice of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 is a schematic structural diagram of the beam-making pedestal of the utility model.
[0018] Wherein, 1 - pedestal panel, 2 - channel steel, 3 - connecting piece, 4 - I-beam, 5 - embedded anchor bolt, 6 - pressing plate, 7 - concrete pedestal, 8 - fastener. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0019] The utility model will be described in detail and completely below with reference to the drawings. Those of ordinary skill in the art will be able to implement the utility model based on these descriptions. Before describing the utility model in conjunction with the drawings, it should be particularly noted that: the technical solutions and technical features provided in each part including the following description of the utility model can be combined with each other without conflict.
[0020] In addition, the embodiments of the utility model involved in the following description are usually only part of the embodiments of the utility model, rather than all of the embodiments. Therefore, all other embodiments obtained by those of ordinary skill in the art without creative work based on the embodiments in the utility model should fall within the protection scope of the utility model.
[0021] The following further elaborates on the present utility model in conjunction with the accompanying drawings and embodiments, and the specific implementation process is as follows:
[0022] As Figure 1 shown, the present utility model provides a beam-making pedestal, which sequentially includes from top to bottom: a pedestal panel 1, longitudinal distribution beams, connecting members 3, longitudinal main beams, and a concrete pedestal body 7; the longitudinal main beams are fixed on the concrete pedestal body 7, the connecting members 3 are fixed on the longitudinal main beams, the longitudinal distribution beams are fixed on the connecting members 3, and the pedestal panel 1 is laid and fixed on the longitudinal distribution beams.
[0023] This technical solution may further include the following technical details to better achieve the technical effect: the longitudinal main beams are composed of two groups of I-beams 4, the two groups of I-beams 4 are arranged at intervals transversely, and the I-beams 4 extend longitudinally. In this embodiment, the I-beams 4 are 25b I-beams 4.
[0024] This technical solution may further include the following technical details to better achieve the technical effect: the I-beams 4 are fixed to the concrete pedestal body 7 through embedded fixing parts; the embedded fixing parts include embedded anchor bolts 5 and pressing plates 6, a part of the embedded anchor bolts 5 is embedded in the concrete pedestal body 7, the remaining part of the embedded anchor bolts 5 penetrates through the upper surface of the concrete pedestal body 7, and the pressing plates 6 are provided with through holes to pass through the embedded anchor bolts 5 and are limited by nuts, so that the pressing plates 6 press and fix the bottom of the I-beams 4. In this embodiment, for the same I-beam 4, a group of pressing plates 6 and embedded anchor bolts 5 are arranged at intervals of 70 cm to fix the I-beams 4.
[0025] This technical solution may further include the following technical details to better achieve the technical effect: the lower end part of the embedded anchor bolts 5 is of a quasi-L-shaped structure, and the embedded anchor bolts 5 on both sides of the same I-beam 4 are symmetrically arranged and the L-shaped structures face away from each other. Designing the embedded anchor bolts 5 into a quasi-L-shaped structure improves the fixing firmness of the embedded anchor bolts 5 and the concrete pedestal body 7.
[0026] This technical solution may further include the following technical details to better achieve the technical effect: the pressing plates 6 are of a quasi-Z-shaped structure, the bottom of which can be attached to the concrete pedestal body 7, and the upper part of which can be attached to the bottom of the I-beams 4.
[0027] This technical solution may further include the following technical details to better achieve the technical effect: the pedestal panel 1 is a 6-mm steel plate.
[0028] The technical solution may further include the following technical details to better achieve the technical effect: The longitudinal distribution beam is composed of multiple groups of channel steels 2. The multiple groups of channel steels 2 are arranged at equal intervals in the transverse direction, and the channel steels 2 extend longitudinally. In this embodiment, the channel steels 2 are 63 channel steels 2, and a total of 5 groups of channel steels 2 are used. In this embodiment, the pedestal panel 1 and the channel steels 2 are prefabricated by bay in advance and then assembled and fixed on the pedestal. Each bay is fastened with a connecting plate (T14×0.05×0.92m).
[0029] The technical solution may further include the following technical details to better achieve the technical effect: The number of the connecting members 3 is several. The several connecting members 3 are arranged at intervals in the longitudinal direction. The thickness of each connecting member 3 is 10 cm and it extends in the transverse direction. In this embodiment, the interval between the connecting members 3 is 70 cm. The connecting members 3 and the I-beams 4 are bolted and fixed with fasteners 8. The fasteners 8 are also arranged in groups at an interval of 70 cm.
[0030] The technical solution may further include the following technical details to better achieve the technical effect: The concrete pedestal body 7 is a C30 reinforced concrete pedestal body 7 with a thickness of 18.1 cm and a width of 120 cm.
[0031] Although the embodiments of the present utility model have been disclosed as above, it is not limited to the applications listed in the specification and the embodiments. It can be fully applied to various fields suitable for the present utility model. For those familiar with the field, additional modifications can be easily made. Therefore, without departing from the general concept defined by the claims and the equivalent scope, the present utility model is not limited to the specific details and the embodiments shown and described here.
Claims
1. A beam-making pedestal, characterized in that: From top to bottom, it includes: a pedestal panel, a longitudinal distribution beam, a connecting piece, a longitudinal main beam and a concrete pedestal body; the longitudinal main beam is fixed on the concrete pedestal body, the connecting piece is fixed on the longitudinal main beam, the longitudinal distribution beam is fixed on the connecting piece, and the pedestal panel is laid and fixed on the longitudinal distribution beam.
2. The beam-making pedestal according to claim 1, characterized in that: The longitudinal main beam is composed of two groups of I-beams, which are arranged at intervals in the transverse direction and extend in the longitudinal direction.
3. The beam-making pedestal according to claim 2, characterized in that: The I-beam is fixed to the concrete platform body by embedded fixings; the embedded fixings include embedded anchor bolts and a pressure plate, wherein the embedded anchor bolts are partially embedded in the concrete platform body, and the remaining parts of the embedded anchor bolts pass through the upper surface of the concrete platform body, and the pressure plate is provided with a through hole through which the embedded anchor bolts pass and are limited by nuts, so that the pressure plate presses and fixes the bottom of the I-beam.
4. The beam-making pedestal according to claim 3, characterized in that: The lower end of the embedded anchor bolt is an L-shaped structure, and the embedded anchor bolts located on both sides of the same I-beam are symmetrically arranged and the L-shaped structures are arranged in a divergent manner.
5. The beam-making pedestal according to claim 3, characterized in that: The pressing plate is a Z-shaped structure, the bottom of which can be fitted with the concrete platform body, and the upper part of which can be fitted with the bottom of the I-beam.
6. The beam-making pedestal according to claim 1, characterized in that: The pedestal panel is a 6mm steel plate.
7. The beam-making pedestal according to claim 1, characterized in that: The longitudinal distribution beam is composed of a plurality of groups of channel steels, which are arranged at equal intervals in the transverse direction and extend in the longitudinal direction.
8. The beam-making pedestal according to claim 1, characterized in that: The connecting pieces are arranged in a plurality at intervals along the longitudinal direction, each connecting piece has a thickness of 10 cm and extends in the transverse direction.
9. The beam-making pedestal according to claim 1, characterized in that: The concrete platform is a C30 reinforced concrete platform with a thickness of 18.1 cm and a width of 120 cm.