CN209737968U

CN209737968U - Self-supporting die table production line for prestressed plate production

Info

Publication number: CN209737968U
Application number: CN201920330757.5U
Authority: CN
Inventors: 张波
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2019-12-06
Anticipated expiration: 2029-03-15

Abstract

The utility model provides a prestressing force board production is with self-supporting form platform production line, including first curb girder and the second curb girder that is parallel to each other, connect through a plurality of crossbeams between first curb girder and the second curb girder, first curb girder and second curb girder or crossbeam bottom installation landing leg, the crossbeam upside sets up the landing slab, the landing slab is located first curb girder and second curb girder direction of height's middle part, the landing slab bottom surface contacts with the crossbeam top surface, first reinforcing bar stretch-draw pedestal and second reinforcing bar stretch-draw pedestal are installed respectively to first curb girder and second curb girder both ends, all set up a plurality of horizontal through-holes on each crossbeam, circulating pipe has worn in the through-hole, each circulating pipe all communicates with each other with inlet tube joint and outlet pipe joint. The prestress of the tensioned steel bars is borne by the side beam between the two tensioning platforms, and an underground embedded foundation is not required to be arranged; the side beams can also be used as the side molds of concrete slabs and the walking rails of production line equipment such as a distributing machine, a rib combing machine, a tarpaulin machine, a plate conveying machine and the like for producing components, thereby being beneficial to improving the standardization and automation degree of the equipment and simplifying the equipment structure.

Description

Self-supporting die table production line for prestressed plate production

Technical Field

The utility model relates to a building precast prestressed plate production facility, specifically speaking are prestressed plate production is with self-supporting formula die table production line.

Background

In the existing production process of the building precast prestressed plate, before concrete is poured, a steel bar needs to be tensioned in advance, prestress is applied, then the concrete is poured in a mould, the tensioned steel bar is embedded in the concrete, and tensioning pedestals at two ends of the steel bar need to keep tension all the time in the concrete curing process. For guaranteeing tensile strength, current stretch-draw pedestal need set up underground pre-buried basis, buries underground the underground that is about to stretch-draw pedestal during production facility construction, just can provide sufficient anchor power for the stretch-draw pedestal, prevents that the stretch-draw pedestal from shifting. This causes that the existing production equipment for building the prefabricated prestressed plate cannot be displaced once being built, and for a production enterprise, once a factory needs to be relocated, the equipment in the original factory cannot be relocated, and the equipment in the new factory needs to be purchased and built again, which undoubtedly causes the equipment cost of the enterprise to be greatly increased, and brings a great burden to the enterprise.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prestressing force board production is with self-supporting form platform production line, connect through the curb girder between the reinforcing bar stretch-draw pedestal at its both ends, the prestressing force after the reinforcing bar stretch-draw is born by two curb girders of drawing between the pedestal, need not set up the pre-buried basis in underground, equipment that equipment can be nimble, dismantlement and transportation, can move away equipment together when the enterprise moves the address, need not purchase new equipment again.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme: including first curb girder and the second curb girder that is parallel to each other, connect through a plurality of crossbeams between first curb girder and the second curb girder, first curb girder and second curb girder or crossbeam bottom installation landing leg, the crossbeam upside sets up the landing slab, the landing slab is located first curb girder and second curb girder direction of height's middle part, the landing slab bottom surface contacts with the crossbeam top surface, first reinforcing bar stretch-draw pedestal and second reinforcing bar stretch-draw pedestal are installed respectively to first curb girder and second curb girder both ends, all set up a plurality of horizontal through-holes on each crossbeam, circulating pipe has worn in the through-hole, each circulating pipe all communicates with each other with inlet tube joint and outlet pipe joint. The first side beam and the second side beam respectively comprise hollow metal tubes, and cement mortar or concrete is filled in the metal tubes. The metal tube is a rectangular tube. First curb girder and second curb girder all have the multistage curb girder subassembly to constitute along length direction butt joint, and each curb girder subassembly all includes hollow tubular metal resonator, and the tubular metal resonator both ends are sealed by the end plate, and the inside cement mortar or the concrete of filling of cavity that tubular metal resonator and end plate formed, end plate one side are seted up the through-hole, all pass through bolted connection between the through-hole of the curb girder subassembly that docks each other and between the reinforcing bar stretch-draw pedestal at curb girder subassembly and curb girder both ends. And one or more groups of equipment walking rails are arranged on the top surfaces of the first side beam and the second side beam. And support frames are arranged on the outer sides of the first side beam and the second side beam, a walking platform is arranged on the support frame on one side, and a multi-pole sliding contact line is arranged on the support frame on the other side. The heat insulation layer is laid on the ground below the platform plate, and heat insulation plates are arranged between the lower portions of the first side beam and the second side beam and the ground and between the lower portions of the first steel bar tensioning pedestal and the second steel bar tensioning pedestal and the ground. The top surface of the heat insulation layer is provided with a heat reflection layer.

The utility model has the advantages that: the prestress of the tensioned steel bars is born by the side beam between the two tensioning seats, an underground embedded foundation is not needed to be arranged, equipment can be flexibly assembled, disassembled and transported, the equipment can be moved away together when an enterprise moves to a site, new equipment does not need to be purchased again, the enterprise can conveniently move the production equipment of the prefabricated prestressed plate to the vicinity of a customer project for production, and the transportation cost of the prefabricated prestressed plate is greatly reduced; the side beams can also be used as walking rails of production line equipment such as a distributing machine, a rib combing machine, a tarpaulin machine, a plate conveying machine and the like for producing side molds and members of concrete slabs, so that the standardization and the automation degree of the equipment are improved, the structure of the equipment is simplified, independent concrete molds and distributing machine rails are not required to be arranged, the cost and the assembly and disassembly difficulty of the equipment are reduced, and the floor area of the equipment is reduced; the operations of stretching and drawing the steel bars of the prefabricated prestressed plate, distributing the concrete, maintaining the prefabricated prestressed plate and transferring the prefabricated prestressed plate to the plate lifting are all carried out on the production line of the die table, so that convenient conditions are created for the mechanical and automatic production of the prefabricated prestressed plate; the side beam can be formed by butting a plurality of sections of side beam members, each side beam member can be manufactured in a standardized and modularized way, and the longitudinal extension is convenient and quick; the cement mortar or concrete poured into the side beam can increase the overall structural strength of the side beam, improve the tolerance to prestress and strengthen the strength of the track foundation of the distributing machine; the circulating water pipe is arranged in the through hole on the cross beam, and the space at the bottom of the platform plate is flexibly utilized. In the maintenance process of concrete prestressed plate production, the poured cement mortar or concrete can synchronously absorb and store heat in the heating stage, so that the temperature rise and cooling in the maintenance process of the prestressed plate are smooth, and the quality of the prestressed plate is positively influenced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic diagram of the right side view of FIG. 1;

FIG. 3 is an enlarged view of the portion I of FIG. 2;

FIG. 4 is a schematic structural view of the side sill assembly of the present invention;

Fig. 5 is a schematic view of the structure of the utility model in use.

Detailed Description

prestressing force board production is with self-supporting die table production line include first curb girder 1 and the second curb girder 2 that is parallel to each other, connect through a plurality of crossbeams 3 between first curb girder 1 and the second curb girder 2, first curb girder 1 and second curb girder 2 or crossbeam 3 bottom installation landing leg 11, 3 upsides of crossbeam set up landing slab 4, landing slab 4 is located the middle part of first curb girder 1 and 2 direction of height of second curb girder, 4 bottom surfaces of landing slab and the contact of 3 top surfaces of crossbeam, first reinforcing bar stretch-draw pedestal 5 and second reinforcing bar pedestal 6 are installed respectively to first curb girder 1 and 2 both ends of second curb girder, a plurality of horizontal through-holes 7 are all seted up to stretch-draw on each crossbeam 3, circulating pipe 8 has worn in the through-hole 7, each circulating pipe 8 all communicates with each other with water inlet tube joint 9 and outlet pipe joint 10. When the precast prestressed concrete slab is produced, after the steel bars between the first steel bar stretching pedestal 5 and the second steel bar stretching pedestal 6 are stretched, the concrete distributor distributes the materials on the platform slab 4, and the concrete is compacted and leveled to form a concrete slab. The platform plate 4 is used as a bottom plate of the concrete slab casting mould, and the first side beam 1 and the second side beam 2 are used as side moulds of the concrete slab casting mould. When the length of the platform slab 4 between the first steel bar tensioning pedestal 5 and the second steel bar tensioning pedestal 6 meets the size requirement of producing a plurality of concrete slabs, the concrete slabs can be separated by the end formwork 23. When the concrete slab is cured, the circulating water pipe 8 realizes hot water circulation through the water inlet pipe joint 9 and the water outlet pipe joint 10 to heat the concrete slab on the platform plate 4 above the circulating water pipe, so that the curing time of the concrete slab is shortened, and after the curing of the concrete slab is finished, the prestressed reinforcements at two ends of each concrete slab are cut off to obtain the precast prestressed concrete slab. The utility model discloses prestressing force after reinforcing bar stretch-draw is born by two curb girders of drawing between the platform seat, need not set up the pre-buried basis in underground, equipment can be nimble equipment, dismantlement and transportation, can move away equipment together when the enterprise moves the address, need not purchase new equipment again, and what the enterprise can be convenient removes near customer project with prefabricated prestressing force board production facility and produces, reduces the cost of transportation of prefabricated prestressing force board by a wide margin. The operations of reinforcing steel bar tensioning, concrete distribution and maintenance in the production process until plate lifting and transferring are all carried out on the die table production line, and convenience is created for the mechanical and automatic production of the prefabricated prestressed plate. Circulating pipe 8 is laid in through-hole 7 on crossbeam 3, has utilized the space of 4 bottoms of landing slabs in a flexible way, can ensure on the one hand that circulating pipe 8 makes the concrete slab directly be heated near landing slab 4, and on the other hand circulating pipe 8 is located the space that curb girder and crossbeam 3 enclose and still is favorable to reducing calorific loss.

first side rail 1 and second side rail 2 can adopt multiple structure preparation such as solid crossbeam, hollow beam, and wherein preferred structure is: the first side beam 1 and the second side beam 2 both comprise hollow metal tubes 12, and cement mortar or concrete is filled in the metal tubes 12. This structure can increase curb girder overall structure intensity, on the basis of guaranteeing the endurance ability to vertical prestressing force, can also strengthen the bearing capacity of curb girder, ensures that curb girder self intensity can satisfy the demand of using as component production line equipment track. In the maintenance process of the production of the precast prestressed concrete slab, cement mortar or concrete poured into the side beams can synchronously absorb and store heat in the heating stage, and the heat storage characteristics of the concrete in the rectangular steel tubes on two sides are fully utilized, so that the temperature of the maintenance and the temperature of the concrete in the tube are simultaneously increased and decreased, energy is saved, the temperature rise and cooling of the prestressed slab can be gentle in the maintenance process, and the quality of the prestressed slab is positively influenced. The metal pipes 12 used for the first side beam 1 and the second side beam 2 can be made of pipes with various shapes, and preferably rectangular pipes which are easier to transport and easy to install and fix other components in the production equipment compared with other shapes of pipes.

First curb girder 1 and second curb girder 2 can adopt multistage curb girder subassembly 13 to constitute along length direction butt joint, and each curb girder subassembly 13 all includes hollow tubular metal resonator 12, and tubular metal resonator 12 both ends are sealed by end plate 14, and inside cement mortar or the concrete of packing of the cavity that tubular metal resonator 12 and end plate 14 formed, through-hole 15 is seted up to end plate 14 one side, all is connected through bolt 16 between the through-hole 15 of the curb girder subassembly 13 of mutual butt joint and between the reinforcing bar stretch-draw pedestal at curb girder subassembly 13 and curb girder both ends. One side of the end plate 14 in the structure can protrude out of the metal pipe 12, a through hole 15 is formed in the end plate, a connecting pedestal connected with the adjacent side beam assembly 13 or the steel bar tensioning pedestal is formed, and the adjacent connecting pedestals are connected through bolts 16. Each side beam member of the structure can be manufactured in a standardized and modularized way. The length of each side beam assembly 13 can be set according to the length of a conventional transport vehicle, so that the transport difficulty during equipment migration is reduced. When the production line arrives at the site for assembly, the longitudinal extension is convenient and quick, the length of the assembled production line can be far longer than that of a conventional transport vehicle, the connection precision of the butt joint position is high, the butt joint is firm and reliable, and the production line is separated from the limitation of the transport capacity.

the utility model discloses a simplify the equipment structure, can first curb girder 1 and 2 top surfaces of second curb girder set up equipment walking track 17. This structure makes the curb girder uses as concrete slab's side form and component production simultaneously with the walking track of production line equipment such as cloth machine, comb muscle machine, tarpaulin machine, fortune trigger, has both born the prestressing force between the reinforcing bar stretch-draw pedestal, undertakes the gravity of component production facility again, and equipment overall structure obtains effectively simplifying, need not set up independent equipment track separately, is favorable to reducing equipment self cost and the equipment dismouting degree of difficulty and reduces equipment self area. The equipment walking track 17 can be a single-group track or two or more groups of parallel tracks, and the independent operation of each component production equipment is realized without mutual influence.

The utility model discloses can equal erection bracing frame 18 in the first curb girder 1 and the 2 outsides of second curb girder, wherein set up walking platform 19 on the support frame 18 of one side, install multipolar wiping line 20 on the support frame 18 of opposite side. The walking platform 19 can provide a standing and walking platform for operators, and is convenient for the operators to perform auxiliary operation on the distribution, compaction and floating of concrete and observe the maintenance condition of concrete slabs. The trolley line 20 can supply power to devices such as a material distributor and the like running on the production line, so that the situation that lines around the production line are messy is avoided, and the situation that a power supply line moves along with the devices to leave marks on the surface of the concrete slab is prevented.

The utility model discloses a further promote the heat utilization ratio in concrete slab heating stage, can the insulating layer 21 is laid to the subaerial of 4 below on the landing slab, insulating layer 21 can adopt multiple well-known thermal insulation materials such as polyurethane board, cystosepiment, prevents that the heat from being absorbed in a large number by the ground of 4 below on the ground landing slab. For further improving the heat utilization rate of the concrete slab in the heating stage, the heat-reflecting layer 22 may be disposed on the top surface of the heat-insulating layer 21. Heat reflection layer 22 and the cooperation of insulating layer 21, its thermal-insulated ability can show and promote, and help the heat to the platform board 4 reflection of top, further promotes concrete slab's maintenance efficiency.

the utility model discloses a reduce the requirement to the ground roughness, can be at first curb girder 1 and 2 bottom installation landing legs 11 of second curb girder to all set up heated board 24 between first curb girder 1 and 2 lower parts of second curb girder and ground and between first reinforcing bar stretch-draw pedestal 5 and 6 lower parts of second reinforcing bar stretch-draw pedestal and ground. The heat-insulating board 24 may be made of various known heat-insulating boards such as a foam board and a synthetic resin board, so as to prevent heat from being dissipated all around.

Claims

1. Production of prestressing force board is with self-supporting die table production line, its characterized in that: including first curb girder (1) and second curb girder (2) that are parallel to each other, connect through a plurality of crossbeams (3) between first curb girder (1) and second curb girder (2), crossbeam (3) upside sets up landing slab (4), landing slab (4) are located first curb girder (1) and second curb girder (2) direction of height's middle part, landing slab (4) bottom surface and crossbeam (3) top surface contact, first reinforcing bar stretch-draw pedestal (5) and second reinforcing bar stretch-draw pedestal (6) are installed respectively to first curb girder (1) and second curb girder (2) both ends, all set up a plurality of horizontal through-holes (7) on each crossbeam (3), circulating water pipe (8) have been worn in through-hole (7), each circulating water pipe (8) all communicate with each other with water inlet pipe joint (9) and outlet pipe joint (10).

2. The self-supporting die table production line for producing prestressed plates, according to claim 1, is characterized in that: the first side beam (1) and the second side beam (2) both comprise hollow metal tubes (12), and cement mortar or concrete is filled in the metal tubes (12).

3. The self-supporting die table production line for producing prestressed plates, according to claim 2, is characterized in that: the metal tube (12) is a rectangular tube.

4. The self-supporting die table production line for producing prestressed plates, according to claim 2, is characterized in that: first curb girder (1) and second curb girder (2) all have multistage curb girder subassembly (13) to constitute along length direction butt joint, each curb girder subassembly (13) all includes hollow tubular metal resonator (12), tubular metal resonator (12) both ends are sealed by end plate (14), inside filling cement mortar or the concrete of cavity that tubular metal resonator (12) and end plate (14) formed, through-hole (15) are seted up to end plate (14) one side, all be connected through bolt (16) between through-hole (15) of the curb girder subassembly (13) that dock each other and between the reinforcing bar stretch-draw pedestal at curb girder subassembly (13) and curb girder both ends.

5. The self-supporting die table production line for producing prestressed plates according to any one of claims 1, 2 or 4, characterized in that: one or more groups of equipment travelling rails (17) are arranged on the top surfaces of the first side beam (1) and the second side beam (2).

6. The self-supporting die table production line for producing prestressed plates according to any one of claims 1, 2 or 4, characterized in that: and supporting frames (18) are respectively arranged at the outer sides of the first side beam (1) and the second side beam (2), a walking platform (19) is arranged on the supporting frame (18) at one side, and a multi-pole trolley line (20) is arranged on the supporting frame (18) at the other side.

7. The self-supporting die table production line for producing prestressed plates, according to claim 1, is characterized in that: and a heat insulation layer (21) is laid on the ground below the platform plate (4).

8. The self-supporting die table production line for producing prestressed plates, according to claim 7, is characterized in that: the top surface of the heat insulation layer (21) is provided with a heat reflection layer (22).

9. The self-supporting die table production line for producing prestressed plates, according to claim 1, is characterized in that: supporting legs (11) are installed at the bottoms of the first side beam (1) and the second side beam (2), and heat insulation plates (24) are arranged between the lower portions of the first side beam (1) and the second side beam (2) and the ground and between the lower portions of the first steel bar tensioning pedestal (5) and the second steel bar tensioning pedestal (6) and the ground.