CN210361895U - Prefabricated field opening and closing door type protective steel plate trolley - Google Patents
Prefabricated field opening and closing door type protective steel plate trolley Download PDFInfo
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- CN210361895U CN210361895U CN201920696431.4U CN201920696431U CN210361895U CN 210361895 U CN210361895 U CN 210361895U CN 201920696431 U CN201920696431 U CN 201920696431U CN 210361895 U CN210361895 U CN 210361895U
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Abstract
The utility model discloses a prefabricated yard switch door type protective steel plate trolley, which comprises a self-propelled walking system, a portal system, a movable personnel operating platform, a tool box platform, a switch door type tension protective steel plate and a small lifting system; the self-propelled traveling system is located the bottom of portal system, and small-size lift system is located the upper end position of portal system, forms a plurality of toolbox platforms in the portal system, still is provided with switch gate formula stretch-draw protection steel sheet in the portal system. The small-size hoist system in the platform truck can replace traditional portal crane hoist and mount jack to carry out the stretch-draw, has reduced the operation of portal crane, and can walk around, about lift by crane convenient safety, has improved the stretch-draw speed, has reduced the rate of utilization of special equipment, has guaranteed safety. Movable personnel operation platform on the switch gate type protection steel sheet platform truck has satisfied personnel's height of operation, security when having improved the operation of operation personnel, simple and practical, safe and reliable.
Description
Technical Field
The utility model relates to a building construction field, particularly prefabricated T roof beam switch gate-type protection steel sheet platform truck of prefabricated T roof beam stretch-draw.
Background
According to the technical specification of highway bridge and culvert construction (JTG _ TF50-2011) and the requirement of a design drawing, the prestress tension force requirement of a bridge T beam is consistent with the design requirement so as to ensure the prestress stress of the T beam, if the prestress of the T beam is not stressed or is not stressed enough, the beam body can crack after being installed, so that the structure of the beam body is damaged, the normal service life of the bridge is seriously influenced, a great potential safety hazard is caused to the later-stage operation of the bridge after the bridge is opened, the bridge is quite troublesome to process, the cost is quite high, and the prestress tension force of the bridge T beam plays an important role in the operation safety and the quality control of the bridge. At present, prestress tensioning is conveniently carried out when a T beam is prefabricated, safe operation is guaranteed, and civilized construction of a beam factory is guaranteed. The traditional construction method comprises the following steps: and respectively hoisting the tensioning jack to the beam end head through two portal cranes, then erecting a manual operation platform at the beam end head, and tensioning after installing a protective steel plate on a tensioning surface. All operating equipment and operating platforms need to be manually conveyed to the beam end, and are manually conveyed to a lower tensioning point after tensioning is finished, so that equipment and articles in a beam factory are frequently and disorderly conveyed, labor input is large, and project cost and civilized construction pressure are generated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a prefabricated T roof beam switch door formula protection steel sheet platform truck, can be convenient, safe prefabricate T roof beam stretch-draw with the help of switch door formula protection steel sheet platform truck, reduced the use of gate-type portal crane simultaneously, reached the purpose for the project increases the benefit.
The utility model discloses a realize like this, construct a prefabricated field switch gate-type protection steel sheet platform truck, its characterized in that: the trolley comprises a self-propelled travelling system, a gantry system, a movable personnel operating platform, a tool box platform, a switch door type tension protective steel plate and a small lifting system; the self-propelled traveling system is located the bottom of portal system, and small-size lift system is located the upper end position of portal system, forms a plurality of toolbox platforms in the portal system, still is provided with switch gate formula stretch-draw protection steel sheet in the portal system. The trolley can meet the tensioning of T beams of 25m, 40m, 45m and the like, when the switch door type protective steel plate trolley is adopted, a small lifting system in the trolley can replace a traditional door type portal crane hoisting jack to conduct tensioning, the operation of the door type portal crane is reduced, the trolley can walk front and back, lift up conveniently and safely left and right, the tensioning speed is improved, the utilization rate of special equipment is reduced, and the safety is guaranteed. Movable personnel operation platform on the switch gate-type protection steel sheet platform truck has satisfied personnel's height of operation, security when having improved the operation of operation personnel, simple and practical, safe and reliable, and storage platform has reduced personnel's transport, removal about switch gate-type stretch-draw protection steel sheet, the platform truck simultaneously. The objects in the beam yard are placed neatly and beautifully, and the aim of civilized construction in a precast beam factory is fulfilled.
According to prefabricated field switch gate-type protection steel sheet platform truck, its characterized in that: the portal system is formed by connecting a main upright post, an auxiliary upright post, a cross bar and I-shaped steel, and all the nodes of the portal system are connected by full welding; the main upright is made of channel steel with the thickness of 126mm, 53mm and 5.5 mm; the auxiliary upright posts are made of channel steel with the thickness of 63mm multiplied by 40mm multiplied by 4.8mm, the cross bars are made of rectangular steel with the thickness of 80mm multiplied by 60 mm multiplied by 1.4mm, and the I-shaped steel is 200mm multiplied by 100mm multiplied by 7.0 mm.
The utility model has the advantages that: prefabricated T roof beam switch gate-type protection steel sheet platform truck member support can satisfy T roof beam stretch-draw such as 25m, 40m, 45 m. The design of the switch door type protective steel plate trolley ensures the quality and safety of tensioning. The prefabricated T-beam switch door type protective steel plate trolley can replace a traditional door type gantry crane hoisting jack for tensioning; meanwhile, tensioning equipment, grouting equipment, a tensioning protective steel plate, steel strand shuttling equipment, tools and the like can be placed in the working platform and the tool box, can be moved quickly and rapidly, keeps the cleanness and tidiness of the site, and ensures the civilized construction of the site; the movable manual stretching operation platform reduces the construction difficulty, avoids the danger caused by high-altitude operation, improves the safety of the construction environment of operating personnel, and is simple, practical, safe and reliable; the labor force of workers is saved economically, the labor cost is saved, and the construction cost is directly saved; the utilization rate of the gantry crane is reduced, so that the tensioning progress is more convenient, rapid and safe.
This prefabricated T roof beam switch gate-type protection steel sheet platform truck reasonable in design, intensity are big, stability can be good, have fine durability. The installation is simple, and it is convenient to dismantle, and the manual work can be installed and dismantle, is fit for the lower ordinary workman's of culture installation and dismantlement, has fine convenience and intelligibility. In a common precast beam factory, the steel plate trolley can automatically walk to the tensioning position of the next T-shaped beam by virtue of the switch door type protective steel plate trolley, so that manual repeated assembly, disassembly and carrying are avoided. In view of the advantages of the switch door type protective steel plate trolley, the purposes of reducing the construction cost of the prefabricated T-shaped beam tensioning and accelerating the tensioning progress can be achieved, and the purpose of increasing the benefit is achieved.
The practical use effect can be seen, the purposes and intentions of design and use can be achieved, the effect is good, and the high recognition of owners and proctorials is obtained.
Drawings
FIG. 1 is a schematic view of the door opening type vertical plane of the present invention;
FIG. 2 is a schematic view of the door closing elevation of the present invention;
FIG. 3 is a side schematic view of the present invention;
FIG. 4 is a schematic view of the traveling system box of the present invention;
fig. 5 is a schematic view of a small lift system of the present invention;
FIG. 6 is a schematic view of the mobile personnel operating platform of the present invention;
FIG. 7 is a schematic view of the connecting plate of the traveling system and the gantry system of the present invention;
figure 8 is a schematic view of the track system and crash pad of the present invention.
Wherein: self-propelled traveling system 1, portal system 2, movable personnel operation platform 3, toolbox platform 4, switch gate type stretch-draw protection steel sheet 5, small-size hoist system 6.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an improve and provide a prefabricated T roof beam switch door formula protection steel sheet platform truck, can accelerate T roof beam prestressing force stretch-draw with the help of this switch door formula protection steel sheet platform truck, also practiced thrift T roof beam stretch-draw construction cost simultaneously, reached the purpose for the project increase benefit. As shown in fig. 1 to 8, it can be implemented as follows;
the utility model discloses a prefabricated yard switch door type protective steel plate trolley comprises a self-propelled traveling system 1, a portal system 2, a movable personnel operating platform 3, a toolbox platform 4, a switch door type tension protective steel plate 5 and a small lifting system 6; the self-propelled traveling system 1 is located the bottom of portal system 2, and small-size lift system 6 is located the upper end position of portal system 2, forms a plurality of toolbox platforms 4 in the portal system 2, still is provided with switch gate type stretch-draw protective steel plate 5 in the portal system 2.
The utility model discloses can satisfy T roof beam stretch-draw such as 25m, 40m, 45m, adopt behind the switch gate-type protection steel sheet platform truck, the small-size hoist system in the platform truck can replace traditional gate-type portal crane hoist and mount jack to carry out the stretch-draw, has reduced the operation of gate-type portal crane, and can walk around, control and lift by crane convenient safety, has improved the stretch-draw speed, has reduced the rate of utilization of special equipment, has guaranteed safety. Movable personnel operation platform on the switch gate-type protection steel sheet platform truck has satisfied personnel's height of operation, security when having improved the operation of operation personnel, simple and practical, safe and reliable, and storage platform has reduced personnel's transport, removal about switch gate-type stretch-draw protection steel sheet, the platform truck simultaneously. The objects in the beam yard are placed neatly and beautifully, and the aim of civilized construction in a precast beam factory is fulfilled.
When the gantry system 2 is implemented, the main upright stanchion, the auxiliary upright stanchion, the cross bar and the I-steel are connected, and all the nodes are connected by all welding; the main upright is made of channel steel with the thickness of 126mm, 53mm and 5.5 mm; the auxiliary upright posts are made of channel steel with the thickness of 63mm multiplied by 40mm multiplied by 4.8mm, the cross bars are made of rectangular steel with the thickness of 80mm multiplied by 60 mm multiplied by 1.4mm, and the I-shaped steel is 200mm multiplied by 100mm multiplied by 7.0mm
The method utilizes a track of a hydraulic T-beam template hydraulic system to walk; and lifting the jack to a preset position by using a small lifting system for tensioning, and performing safety protection by using a movable switch door type tensioning protection steel plate.
The used support rod pieces are all made of I-shaped steel, channel steel and rectangular steel, and the adopted channel steel is 126mm multiplied by 53mm multiplied by 5.5mm, the channel steel is 63mm multiplied by 40mm multiplied by 4.8mm, the rectangular steel is 80mm multiplied by 1.4mm, and the I-shaped steel is 200mm multiplied by 100mm multiplied by 7.0 mm.
The portal system comprises a main upright post, an auxiliary upright post, a cross bar, I-shaped steel and the like; the sizes of the self-propelled trolley are 4580mm in height, 126mm in width, 53mm in thickness, 4280mm in height, 63mm in width, 53mm in thickness and 1520mm in width, 200mm in thickness and 200mm in length of the walking system box.
Constitute prefabricated T roof beam switch door-type protection steel sheet platform truck, prefabricated switch door-type protection steel sheet platform truck member unit height 480cm x length 578cm x wide 152cm, a plurality of support member built-up connection form switch door-type protection steel sheet platform truck.
Engineering implementation: the number of the initial and final piles of the contract section TJ11 of the new city road from Renshou to Pingshan is (pile number: main line K115+ 300-K119 +012 full length 3.712 km; branch line NK000+ 000-NK 003+033 full length 3.033 km), the design speed per hour is 80km/h, the design width of the roadbed is 24.5 m, the bidirectional four lanes are provided, the main engineering projects comprise 167 ten thousand square excavation of the roadbed, 35 ten thousand square filling, and 45798m broken stone for soft foundation treatment and filling replacement3Drainage and protection 36213m3(ii) a Extra large bridge 1054mSeat/1, bridge 22 seat, T beam 1085; 2 channels of the plate culvert and 1 channel of the round pipe culvert; tunnel 1906 m/2 seats with 25mT beam 636 sheet, 40mT beam 399 sheet, 45mT beam 50 sheet.
Through the design of this project to prefabricated T roof beam switch gate-type protection steel sheet platform truck to practice and application in actual work progress. The prefabricated T-beam switch door type protective steel plate trolley meets the requirement of tensioning, and tensioning carrying transition, equipment storage, tensioning process and the like are connected into a whole, so that the tensioning line production is effectively guaranteed. The cost of carrying and transferring equipment and facilities is saved economically, the number of times of using a gantry crane is reduced, the construction difficulty is reduced, the danger caused by high-altitude operation is avoided, and the safety of the construction environment of operating personnel is improved.
This prefabricated T roof beam switch door formula protection steel sheet platform truck, reasonable in design, member intensity is big, and stability can be good, has fine durability. The processing is simple, and it is convenient to dismantle, and the manual work can be processed and dismantled, is fit for the lower ordinary workman's of culture installation and dismantlement, has fine convenience and intelligibility. When the prefabricated T-shaped beam is stretched, the stretching can be conveniently, quickly and safely carried out by means of the switch door type protective steel plate trolley, and manual carrying, mounting and dismounting of stretching equipment and auxiliary facilities are avoided. Can install many times after this support is dismantled and tear open, can have enough to meet the need the utilization, be convenient for transport and transition when having enough to meet the need the use simultaneously, have fine turnover nature. In view of the advantages of the prefabricated T-beam switch door type protective steel plate trolley, the purposes of reducing the T-beam tensioning cost and the prefabricated T-beam construction progress can be achieved, and therefore the purpose of increasing benefits is achieved.
The practical use effect can be seen, the purposes and intentions of design and use can be achieved, the effect is good, and the high recognition of owners and proctorials is obtained.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (2)
1. The utility model provides a prefabricated field switch gate-type protection steel sheet platform truck which characterized in that: the trolley comprises a self-propelled traveling system (1), a gantry system (2), a movable personnel operating platform (3), a toolbox platform (4), a switch door type tension protection steel plate (5) and a small lifting system (6); the self-propelled traveling system (1) is located at the bottom of the gantry system (2), the small lifting system (6) is located at the upper end of the gantry system (2), a plurality of toolbox platforms (4) are formed in the gantry system (2), and the gantry system (2) is further provided with a switch door type tension protection steel plate (5).
2. The precast yard switching door type protective steel plate trolley according to claim 1, wherein: the portal system (2) is formed by connecting a main upright post, an auxiliary upright post, a cross bar and I-shaped steel, and all the nodes of the portal system are connected by full welding; the main upright is made of channel steel with the thickness of 126mm, 53mm and 5.5 mm; the auxiliary upright posts are made of channel steel with the thickness of 63mm multiplied by 40mm multiplied by 4.8mm, the cross bars are made of rectangular steel with the thickness of 80mm multiplied by 60 mm multiplied by 1.4mm, and the I-shaped steel is 200mm multiplied by 100mm multiplied by 7.0 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920696431.4U CN210361895U (en) | 2019-05-16 | 2019-05-16 | Prefabricated field opening and closing door type protective steel plate trolley |
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| CN201920696431.4U CN210361895U (en) | 2019-05-16 | 2019-05-16 | Prefabricated field opening and closing door type protective steel plate trolley |
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| CN210361895U true CN210361895U (en) | 2020-04-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960482A (en) * | 2022-06-20 | 2022-08-30 | 保利长大工程有限公司 | Method for safely and efficiently removing external prestress |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960482A (en) * | 2022-06-20 | 2022-08-30 | 保利长大工程有限公司 | Method for safely and efficiently removing external prestress |
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