CN212076223U - Pull rod hoist system convenient to dismantle - Google Patents
Pull rod hoist system convenient to dismantle Download PDFInfo
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- CN212076223U CN212076223U CN202020192903.5U CN202020192903U CN212076223U CN 212076223 U CN212076223 U CN 212076223U CN 202020192903 U CN202020192903 U CN 202020192903U CN 212076223 U CN212076223 U CN 212076223U
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- hoist
- pole
- dead man
- cable
- roof beam
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Abstract
The utility model relates to a dead man hoist system convenient to dismantle, hang including a plurality of dead man, the dead man hangs including main tributary vaulting pole (7), an at least assistant support bar (4), two piece at least stiffeners (2), hoist and mount roof beam (1) and hoist engine (5), main tributary vaulting pole (7) one end is connected with hoist and mount roof beam (1) middle part, assistant support bar (4) one end is connected with main tributary vaulting pole (7) middle part, stiffener (2) one end is connected with main tributary vaulting pole (7) middle part, and the other end is connected with hoist and mount roof beam (1), be provided with the cable wire on hoist engine (5), hoist and mount roof beam (1) both ends all are provided with fixed pulley (10), cable wire and fixed pulley (10) cooperation, be provided with lifting hook (8) on the cable wire. The utility model discloses the low cost that well dead man hung can fix the cable wire dish of hoist engine (5) after lifting by crane the completion, reduces workman's intensity of labour.
Description
Technical Field
The utility model relates to a hoist and mount technical field, especially a dead man hoist system convenient to dismantle.
Background
Many domestic large-scale venues all use aluminum alloy structure daylighting roofing, and the roofing itself is aluminum alloy structure. Because the problems of complex modeling, large span and high ground clearance of the aluminum alloy structure result in long time consumption and large engineering quantity in the welding process, if high-altitude bulk loading and rivet connection are carried out on a roof, not only is the personnel inconvenient to go up and down and the safety aspects, but also the transportation and the positioning of materials are difficult. Therefore, the aluminum alloy roof structure is generally assembled and molded on the ground in China, the hoisting node part is temporarily reinforced, the roof is hoisted by a crane, the periphery of the aluminum alloy daylighting roof is welded with the steel structure main body, and the glass and the cover plate are installed above the aluminum alloy structure after the aluminum alloy structure is installed. However, welding the roof to the steel structural body is also a significant task, typically requiring more than 7 days. And the large crane is also needed for hoisting the aluminum alloy roof, the crane has high required power, at least 3 cranes are needed to operate simultaneously in order to ensure that the aluminum alloy structure is not deformed and the construction is safe in the hoisting process, the crane is not stopped for several days, the construction site is limited, the requirements of the working space and time for the simultaneous hoisting operation of the cranes can not be met, and the requirement of driving up is often not met. Meanwhile, the roof can swing all the time after the crane lifts the roof, and the positioning and welding are difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a low cost, location convenient dead man system.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a dead man hoist system convenient to dismantle, includes a plurality of dead man and hangs, the dead man hangs including main tributary vaulting pole, an at least assistant support bar, two piece at least stiffeners, hoist and mount roof beam and hoist engine, main tributary vaulting pole one end is connected with hoist and mount roof beam middle part, and the other end is provided with the fixing base, and the main tributary vaulting pole is fixed in venue wall body frame's top through the fixing base, assistant support bar one end is connected with main tributary vaulting pole middle part, and the other end is connected with hoist and mount roof beam middle part, and the stiffener is used for supporting hoist and mount roof beam, and the prevention and cure hoist and mount roof beam is swung when lifting by crane, be provided with the cable wire on the hoist engine, hoist and mount roof beam both ends all are provided with the fixed pulley. A plurality of pull rod cranes are adopted to lift a plurality of corners of the roof, so that the lifting is stable, and the steel cable disc of the winch can be fixed after the lifting is finished. Under the condition of normal construction period, the welding can be carried out overnight, and the practicability is high.
Preferably, the auxiliary support rod is positioned on one side far away from the lifting hook and used for pulling and fixing the main support rod during lifting.
Preferably, the circuits of the windlasses of the plurality of dead man cranes are connected in parallel, each parallel circuit is provided with a contactor, and power lines of the plurality of contactors are connected with one power switch. And the models of the windlasses are the same, and through the effect of parallel connection and a contactor, a plurality of windlasses can be synchronously controlled through a power switch, so that the condition that the windlasses are asynchronous or the roof cannot be normally lifted due to local structural deformation in the lifting process is avoided. After the roof reaches a designated position, the cable trays of the plurality of winches are fixed to prevent the cable trays from rotating. Then come out a plurality of hoists alone from parallel circuit, the rethread carries out the independent control to single hoist engine, finely tunes the position on roof, and the position that can weld is reached to the roof.
Preferably, the lifting hook is provided with at least one movable pulley, and the steel cable is wound around the movable pulley and the tail end of the steel cable is fixed on the lifting beam.
Preferably, both ends of the hoisting beam are connected with at least one reinforcing rod, and the at least two reinforcing rods are located in the same plane.
Preferably, the fixing base is a circular steel plate with a round rod in the middle, the round rod in the middle of the circular steel plate is connected with the main support rod and the auxiliary support rod in a welding mode, a plurality of fixing holes are formed in the circular steel plate and used for fixing the fixing base to the top of the wall body, reinforcing ribs are arranged between the circular steel plate and the round rod, and through holes are formed in the reinforcing ribs.
Preferably, an anti-loosening cable is fixed in the through hole, a hanging buckle is arranged at one end, far away from the lifting hook, of the lifting beam, and the anti-loosening cable is connected with the hanging buckle. The anti-loosening cable is used for preventing the main support rod and the hoisting beam from being deformed too much when being hoisted, so that the hoisting effect is influenced.
The utility model has the advantages of it is following:
1. the pull rod crane has low cost and can be manufactured only by common seamless steel pipes or section steel in construction places;
2. the roof can be suspended for a long time after being lifted, so that workers do not need to weld overnight, and the labor intensity of the workers is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-hoisting beam, 2-reinforcing rod, 3-anti-loose rope, 4-auxiliary supporting rod, 5-winch, 6-fixing seat, 7-main supporting rod, 8-lifting hook, 9-movable pulley and 10-fixed pulley.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1, a pole-pulling crane system convenient for disassembly comprises a plurality of pole-pulling cranes, each of which comprises a main support rod 7, at least one auxiliary support rod 4, at least two reinforcing rods 2, a hoisting beam 1 and a winch 5, one end of the main support rod 7 is connected with the middle part of the hoisting beam 1, the other end is provided with a fixed seat 6, the main support rod 7 is fixed on the top of the stadium wall framework through the fixed seat 6, one end of the auxiliary support rod 4 is connected with the middle part of the main support rod 7, the other end is provided with a fixed seat 6, one end of the reinforcing rod 2 is connected with the middle part of the main support rod 7, the other end is connected with the hoisting beam 1, the reinforcing rod 2 is used for supporting the hoisting beam 1 and preventing the hoisting beam 1 from swinging during hoisting, the hoisting machine 5 is provided with a steel cable, the two ends of the hoisting beam 1 are provided with fixed pulleys 10, the steel cable is matched with the fixed pulleys 10, and the steel cable is provided with a lifting hook 8. A plurality of pull rod cranes are adopted to lift a plurality of corners of the roof, so that the lifting is stable, and the steel cable disc of the winch 5 can be fixed after the lifting is finished. Under the condition of normal construction period, the welding can be carried out overnight, and the practicability is high.
Preferably, the main support rod 7 and the auxiliary support rod 4 are connected through fasteners, and the reinforcing rod 2 is connected with the main support rod 7 and the hoisting rod through fasteners. The winch 5 is arranged on the ground, so that the winch 5 can be controlled conveniently and can be communicated with control personnel in real time.
Preferably, the auxiliary support rod 4 is located at a side far away from the lifting hook 8 and is used for pulling and fixing the main support rod 7 during lifting.
Preferably, the circuits of the windlasses 5 of the plurality of dead man cranes are connected in parallel, each parallel circuit is provided with a contactor, and power lines of the plurality of contactors are connected with one power switch. And the models of the windlasses 5 are the same, and through the effect of parallel connection and a contactor, a plurality of windlasses 5 can be synchronously controlled through a power switch, so that the problem that the roof cannot be normally lifted due to the asynchronization of the windlasses 5 is avoided. After the roof reaches a predetermined position, the wire rope disks of the winches 5 are fixed to prevent the wire rope disks from rotating. Then come out a plurality of hoist engines 5 from parallel circuit alone, the rethread carries out the independent control to single hoist engine 5, finely tunes the position on roof, and the position that can weld is reached to the roof.
Preferably, the lifting hook 8 is provided with at least one movable pulley 9, and the steel cable is wound around the movable pulley 9 and the tail end of the steel cable is fixed on the hoisting beam 1.
Preferably, both ends of the hoisting beam 1 are connected with at least one reinforcing rod 2, and the at least two reinforcing rods 2 are located in the same plane.
Preferably, the fixing base 6 is a circular steel plate with a round bar in the middle, the round bar in the middle of the circular steel plate is connected with the main support rod 7 and the auxiliary support rod 4 in a welding mode, a plurality of fixing holes are formed in the circular steel plate and used for fixing the fixing base 6 to the top of the wall body, reinforcing ribs are arranged between the circular steel plate and the round bar, and through holes are formed in the reinforcing ribs.
Preferably, an anti-loosening cable 3 is fixed in the through hole, a hanging buckle is arranged at one end, far away from the lifting hook 8, of the lifting beam 1, and the anti-loosening cable 3 is connected with the hanging buckle. The anti-loosening cables 3 are used for preventing the main support rod 7 and the hoisting beam 1 from being deformed too much when being hoisted, and the hoisting effect is influenced. The anti-loosening cable 3 may be an iron chain or a steel cable.
The working process of the utility model is as follows: firstly, the windlasses 5 of a plurality of dead man cranes are connected into parallel circuits, and a contactor is arranged in each parallel circuit, and the plurality of contactors are connected by the same power switch.
Further, the hook 8 may be connected to the roof directly by the hook 8, or the hook 8 may be connected to the roof by a rope.
Further, the hoist 5 is started to hoist the roof while paying attention to the position and angle of the roof, the roof is lowered under the condition that the angle is not allowed, and the hoist 5 is adjusted and hoisted again.
Further, when the roof is lifted to the assigned position, fix the cable wire dish of hoist engine 5 earlier, prevent that the cable wire dish from sliding, come out alone with hoist engine 5 from parallel circuit again, then carry out individual control to many hoist engines 5, the adjustment roof position, after the roof position is suitable, fix the cable wire dish of hoist engine 5 once more, prevent that the cable wire dish from sliding. And (5) hoisting the roof, namely, performing welding operation.
Claims (6)
1. The utility model provides a dead man system convenient to dismantle which characterized in that: including a plurality of dead man hangs, the dead man hangs including main tributary vaulting pole (7), an at least auxiliary stay pole (4), two piece at least stiffeners (2), hoist and mount roof beam (1) and hoist engine (5), main tributary vaulting pole (7) one end is connected with hoist and mount roof beam (1) middle part, and the other end is provided with fixing base (6), auxiliary stay pole (4) one end is connected with main tributary vaulting pole (7) middle part, and the other end is provided with fixing base (6), stiffener (2) one end is connected with main tributary vaulting pole (7) middle part, and the other end is connected with hoist and mount roof beam (1), be provided with the cable wire on hoist engine (5), hoist and mount roof beam (1) both ends all are provided with fixed pulley (10), cable wire and fixed pulley (10) cooperation, be provided with lifting hook (.
2. The pole hoist system of claim 1, wherein: the circuit of the windlass (5) of the plurality of the dead man cranes is connected in parallel, each parallel circuit is provided with a contactor, and power lines of the plurality of contactors are connected with a power switch.
3. The pole hoist system of claim 1, wherein: the lifting hook (8) is provided with at least one movable pulley (9), and the steel cable winds around the movable pulley (9) and the tail end of the steel cable is fixed on the hoisting beam (1).
4. The pole hoist system of claim 1, wherein: the hoisting beam is characterized in that two ends of the hoisting beam (1) are connected with at least one reinforcing rod (2), and the at least two reinforcing rods (2) are located in the same plane.
5. The pole hoist system of claim 1, wherein: the fixing base (6) is a circular steel plate with a round rod in the middle, the round rod in the middle of the circular steel plate is connected with the main support rod (7) and the auxiliary support rod (4) in a welding mode, a plurality of fixing holes are formed in the circular steel plate, reinforcing ribs are arranged between the circular steel plate and the round rod, and through holes are formed in the reinforcing ribs.
6. The pole hoist system of claim 5, wherein: an anti-loosening cable (3) is fixed in the through hole, a hanging buckle is arranged at one end, far away from the lifting hook (8), of the lifting beam (1), and the anti-loosening cable (3) is connected with the hanging buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020192903.5U CN212076223U (en) | 2020-02-21 | 2020-02-21 | Pull rod hoist system convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020192903.5U CN212076223U (en) | 2020-02-21 | 2020-02-21 | Pull rod hoist system convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212076223U true CN212076223U (en) | 2020-12-04 |
Family
ID=73559069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020192903.5U Active CN212076223U (en) | 2020-02-21 | 2020-02-21 | Pull rod hoist system convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212076223U (en) |
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2020
- 2020-02-21 CN CN202020192903.5U patent/CN212076223U/en active Active
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