CN214238780U - Telescopic beam-making pedestal - Google Patents
Telescopic beam-making pedestal Download PDFInfo
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- CN214238780U CN214238780U CN202023035122.4U CN202023035122U CN214238780U CN 214238780 U CN214238780 U CN 214238780U CN 202023035122 U CN202023035122 U CN 202023035122U CN 214238780 U CN214238780 U CN 214238780U
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Abstract
The utility model discloses a telescopic beam-making pedestal, which comprises a hoisting hole section positioned on a low-rise step and a pedestal center section positioned on a high-rise step; a pulley is arranged at the bottom of the hoisting hole section and moves along a track fixed below the hoisting hole section; section steel inserted into the hoisting hole section is fixed on the left side and the right side of the bottom of one end, facing the center section of the pedestal, of the hoisting hole section, and section steel pore passages matched with the section steel are arranged on the left side and the right side of the bottom of the center section of the pedestal; the small hydraulic rod is fixed in the fixed pore channel, and a piston rod of the small hydraulic rod abuts against the hoisting hole section; compared with the existing beam-making pedestal, the beam-making pedestal can be used for manufacturing precast beams with various lengths, reduces the requirements on site selection and plane arrangement of a precast beam field, improves the utilization rate of the beam-making pedestal, saves concrete materials, saves construction cost and shortens construction period.
Description
Technical Field
The utility model relates to a supporting field of equipping of bridge engineering precast beam especially relates to a telescopic system roof beam pedestal.
Background
With the rapid development of highway traffic technology, bridge engineering accounts for a large proportion of roads in China. The prefabricated box type beam piece is an important part in bridge engineering, and in China, the production of the prefabricated box type beam piece needs to be completed by centralized production of a special beam making field. In the existing preparation process of the beam field, the preparation of the prefabricated box-shaped beam piece is usually completed on a quality pedestal. The prefabrication construction of the box girder can reduce the construction period, saves the production cost, and the beam-making pedestal serves as an indispensable part in the production of the prefabricated box girder piece as important tooling equipment of a beam-making field.
The traditional precast box girder construction adopts a precast mode of 'construction area fixation and construction process circulation' on a fixed pedestal, namely a series of processes such as reinforcement bar binding, formwork erection, concrete pouring, formwork removal, maintenance, prestress tension, mud jacking and the like are carried out in the same construction area (on the fixed pedestal), in the precast production process of the precast girder, construction must be carried out on a special precast pedestal, and the precast pedestal is generally made of cast-in-situ concrete. Each engineering project is different according to the specification of the precast beam piece, the specification of the corresponding precast pedestal is different, pedestals with different specifications cannot be used universally, and the pedestal with the specification is discarded after being used; when planning a precast beam field, the position of the precast pedestal is relatively fixed and cannot be moved. Therefore, as the length of the prefabricated beam is single, beam-making pedestals with different lengths need to be built for manufacturing the prefabricated beams with different lengths, great requirements are placed on site selection of a prefabricated beam field, and the problem of low utilization rate of the beam-making pedestals also exists. There is therefore a need for a girder erection block that can be used to construct precast girders of different lengths.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that actually will solve is: the specification of the existing beam-making pedestal is determined by the length and parameters of a precast beam, the beam-making pedestal with the same specification has single function and only can make the precast beams with uniform specification, the site of a precast beam field is difficult to select in the actual construction of the precast beams with various lengths, the arrangement requirement of the beam-making pedestal is higher, and the problem of low utilization rate of the beam-making pedestal is caused.
In order to solve the technical problem, the utility model provides a telescopic beam-making pedestal, which comprises a lifting hole section positioned on a low-rise step and a pedestal center section positioned on a high-rise step; a pulley is arranged at the bottom of the hoisting hole section and moves along a track fixed below the hoisting hole section; section steel inserted into the hoisting hole section is fixed on the left side and the right side of the bottom of one end, facing the center section of the pedestal, of the hoisting hole section, and section steel pore passages matched with the section steel are arranged on the left side and the right side of the bottom of the center section of the pedestal; the hydraulic lifting device is characterized by further comprising a fixing hole channel arranged between the profile steel hole channels, a small hydraulic rod is fixed in the fixing hole channel, and a piston rod of the small hydraulic rod abuts against the lifting hole section.
Particularly, the section steel is I-shaped, and the section steel pore channel is also I-shaped.
In particular, the steel section steel structure also comprises a prefabricated cover plate arranged on the section steel; one end of the prefabricated cover plate is tightly abutted to the center section of the pedestal, and a hoisting hole is reserved between the other end of the prefabricated cover plate and the hoisting hole section.
Particularly, the prefabricated cover plate comprises a plurality of cover plate units and a top cover plate arranged above the cover plate units; and the upper surface of the cover plate unit adjacent to the center section of the pedestal is provided with a bolt hole, and the top cover plate is fixed above the cover plate unit through the bolt hole.
Particularly, the cover plate units are cuboids and are sequentially placed on the section steel along the width direction of the beam-making pedestal.
In particular, the hydraulic lifting device further comprises a second small hydraulic rod which is arranged on the other side of the lifting hole section and abuts against the lifting hole section in a horizontal mode.
The utility model has the advantages that: through the cooperation of first small-size hydraulic stem and the small-size hydraulic stem of second, can play the effect of adjusting the distance between hoist and mount hole section and the pedestal center section, compare in current system roof beam pedestal for the precast beam of multiple length can be made to a system roof beam pedestal, has reduced the requirement to the site selection and the planar arrangement in precast beam field, has improved the utilization ratio of system roof beam pedestal simultaneously, saves concrete material, practices thrift construction cost, shortens construction cycle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the hoisting hole section and the pedestal center section.
Fig. 3 is a schematic cross-sectional view at a in fig. 1.
Wherein, a hoisting hole section-1 is arranged; a pulley-11; -a rail-12; section steel-13; a pedestal center section-2; section steel channel-21; a fixed tunnel-22; a first small hydraulic ram-23; a piston rod-24; prefabricating a cover plate-3; hoisting holes-4; a second small hydraulic rod-5.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
A telescopic beam-making pedestal comprises a hoisting hole section 1 positioned on a low-rise step and a pedestal center section 2 positioned on a high-rise step; a pulley 11 is arranged at the bottom of the hoisting hole section 1, and the pulley 11 moves along a track 12 fixed below the hoisting hole section 1; section steel 13 inserted into the hoisting hole section 1 is fixed on the left side and the right side of the bottom of one end of the hoisting hole section 1 facing the pedestal central section 2, and section steel pore channels 21 matched with the section steel 13 are arranged on the left side and the right side of the bottom of the pedestal central section 2; the steel section hoisting device is characterized by further comprising fixing hole channels 22 arranged among the section steel hole channels 21, wherein first small hydraulic rods 23 are fixed in the fixing hole channels 22, and piston rods 24 of the first small hydraulic rods 23 abut against the hoisting hole sections 1.
As a preferred embodiment, the section steel 13 is I-shaped, and the section steel hole 21 is also I-shaped; the H-shaped steel 13 and the H-shaped steel pore channel 21 are matched with each other, so that the relative positions of the hoisting hole section 1 and the pedestal central section 2 can be limited, and the hoisting hole section and the pedestal central section 2 are prevented from shifting in the axis direction.
As a preferred embodiment, the steel section steel structure further comprises a prefabricated cover plate 3 arranged on the section steel 13; one end of the prefabricated cover plate 3 is tightly propped against the pedestal central section 2, and a hoisting hole 4 is reserved between the other end of the prefabricated cover plate and the hoisting hole section 1; the effect of facilitating the installation of the subsequent precast beam hoisting equipment is achieved through the reserved hoisting hole 4.
As a preferred embodiment, the prefabricated cover plate 3 comprises a plurality of cover plate units and a top cover plate arranged above the cover plate units; the upper surface of the cover plate unit adjacent to the pedestal central section 2 is provided with a bolt hole, and the top cover plate is fixed above the cover plate unit through the bolt hole; through the cooperation of apron unit and top apron, can play the effect of the length of extension pedestal center section 2 for precast beam is pouring the in-process more convenient, also can prevent that precast beam from taking place deformation before playing intensity and leading to precast beam to appear quality problems.
As a preferred embodiment, the cover plate units are rectangular parallelepipeds and are sequentially placed on the section steel 13 in the width direction of the beam forming pedestal.
As a preferred embodiment, the device also comprises a second small hydraulic rod 5 which is arranged horizontally and tightly propped against the hoisting hole section 1 on the other side of the center seat section of the pedestal; the second small-sized hydraulic rod 5 mainly plays a role in pushing back the lifting hole section 1 after the end of beam making, and is matched with the first small-sized hydraulic rod 23 to realize the length adjustment between the lifting hole section 1 and the pedestal center section 2.
The principle of the utility model is that: the beam-making pedestal is divided into a hoisting hole section 1 and a pedestal center section 2 which are respectively positioned on a low-rise step and a high-rise step of the bottom surface, and a pulley 11 at the bottom of the hoisting hole section 1 and a track 12 fixed below the hoisting hole section 1 play a role in matching with the hoisting hole section 1 to move horizontally. The shaped steel 13 one end that the level set up is fixed in hoist and mount hole section 1 inside, and the other end inserts the shaped steel pore 21 of pedestal central section 2 bottom, plays and connects and the positioning action. The section steel 13 is made of I-shaped steel, and the section steel pore 21 is designed to be I-shaped, so that the positioning effect can be better realized, and the lifting hole section 1 is prevented from deviating from the axial position of the pedestal central section 2. Still be equipped with fixed orifices 22 in 2 bottom middle sections of pedestal center section, be equipped with first small-size hydraulic stem 23 in fixed orifices 22, the piston rod 24 of first small-size hydraulic stem 23 supports tight hoist and mount hole section 1, and through the extension length of adjusting the piston rod 24 of first small-size hydraulic stem 23, with hoist and mount hole section 1 top off pedestal center section 2, play the purpose of extension system roof beam pedestal. The effect of prefabricated apron 3 lies in the length of extension pedestal center section 2, is convenient for pour the precast beam on the system roof beam pedestal, is in simultaneously leave hoisting hole 4 between prefabricated apron 3 and the hoisting hole section 1, can make things convenient for installation hoisting accessory behind the later stage precast beam shaping.
The design of lapping unit and top apron as prefabricated apron 3 aim at can adjust the extension length of pedestal center section 2 according to the precast beam length of reality, makes the utility model discloses the device is applicable to the precast beam of different parameters better. Set up the piston rod at the opposite side of pedestal center section 1 and support the small-size hydraulic stem 5 of second of tight hole for hoist section 1, can shorten the distance between pedestal center section 2 and the hole for hoist section 1 after the system roof beam is ended, cooperate with first small-size hydraulic stem 23 together and reach the purpose of adjusting system roof beam pedestal length.
The utility model discloses "connect", "fixed" that appear in the description can be fixed connection, machine-shaping, welding, also can mechanical connection, and particular case understands that above-mentioned term is in the utility model provides a concrete meaning.
In the description of the present invention, the terms "center", "upper", "lower", "horizontal", "inner", "outer", etc., are used, and their designated orientations or positional relationships are only for convenience of description and simplicity of description, but do not indicate or imply that the designated device or element must have a particular orientation, and therefore should not be construed as limiting the present invention.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. A telescopic beam-making pedestal is characterized by comprising a lifting hole section (1) positioned on a low-rise step and a pedestal center section (2) positioned on a high-rise step; a pulley (11) is arranged at the bottom of the hoisting hole section (1), and the pulley (11) moves along a track (12) fixed below the hoisting hole section (1); section steel (13) inserted into the hoisting hole section (1) is fixed on the left side and the right side of the bottom of one end, facing the pedestal central section (2), of the hoisting hole section (1), and section steel pore passages (21) matched with the section steel (13) are arranged on the left side and the right side of the bottom of the pedestal central section (2); the steel section hoisting device is characterized by further comprising fixing hole channels (22) arranged among the section steel hole channels (21), wherein first small-sized hydraulic rods (23) are fixed in the fixing hole channels (22), and piston rods (24) of the first small-sized hydraulic rods (23) are abutted against the hoisting hole sections (1).
2. A telescopic beam platform as claimed in claim 1, wherein said section steel (13) is i-shaped and said section steel channel (21) is i-shaped.
3. A telescopic beam platform as claimed in claim 1, further comprising a prefabricated cover plate (3) provided on said section steel (13); one end of the prefabricated cover plate (3) is tightly abutted to the pedestal center section (2), and a hoisting hole (4) is reserved between the other end of the prefabricated cover plate and the hoisting hole section (1).
4. A telescopic beam-making bench as claimed in claim 3, wherein said prefabricated cover plate (3) comprises cover plate units and a top cover plate arranged above said cover plate units; and the upper surface of the cover plate unit adjacent to the pedestal central section (2) is provided with a bolt hole, and the top cover plate is fixed above the cover plate unit through the bolt hole.
5. A telescopic beam forming stand according to claim 4, wherein said cover units are rectangular parallelepiped and are placed on the section steel (13) in sequence in the width direction of the beam forming stand.
6. A telescopic beam-making pedestal according to claim 1, further comprising a second horizontally arranged small hydraulic ram (5) abutting against the lifting hole section (1) on the other side of the pedestal center section (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023035122.4U CN214238780U (en) | 2020-12-16 | 2020-12-16 | Telescopic beam-making pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023035122.4U CN214238780U (en) | 2020-12-16 | 2020-12-16 | Telescopic beam-making pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214238780U true CN214238780U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202023035122.4U Active CN214238780U (en) | 2020-12-16 | 2020-12-16 | Telescopic beam-making pedestal |
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| CN (1) | CN214238780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533368A (en) * | 2023-03-27 | 2023-08-04 | 四川省交通建设集团有限责任公司 | Adjustable pedestal |
-
2020
- 2020-12-16 CN CN202023035122.4U patent/CN214238780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533368A (en) * | 2023-03-27 | 2023-08-04 | 四川省交通建设集团有限责任公司 | Adjustable pedestal |
| CN116533368B (en) * | 2023-03-27 | 2024-04-16 | 四川省交通建设集团有限责任公司 | Adjustable pedestal |
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