CN214143314U - Non-adhesive steel strand reeving machine - Google Patents
Non-adhesive steel strand reeving machine Download PDFInfo
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- CN214143314U CN214143314U CN202022467240.6U CN202022467240U CN214143314U CN 214143314 U CN214143314 U CN 214143314U CN 202022467240 U CN202022467240 U CN 202022467240U CN 214143314 U CN214143314 U CN 214143314U
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Abstract
The utility model discloses an unbonded steel strand reeving machine, which belongs to the technical field of prestress construction machines and tools and comprises a frame, wherein an upper circulating belt and a lower circulating belt which are driven by respective driving wheels and move relatively are arranged on the frame; the outer surfaces of the upper circulating belt and the lower circulating belt are respectively provided with transmission blocks at intervals along the length direction; a floating component is arranged on the lower side band of the upper circulating band; the floating assembly comprises a plurality of idler wheels and a lower bearing plate fixed at the upper end of an idler wheel shaft, the idler wheels are arranged at intervals along the length direction of the upper circulating belt and are in pressure joint with the lower edge belt of the upper circulating belt, a plurality of adjusting screw rods in threaded connection with the upper bearing plate are vertically arranged on the lower bearing plate, the upper bearing plate is fixedly connected with the rack, and locking nuts are sleeved on the adjusting screw rods at the lower end of the upper bearing plate. The utility model discloses can solve bulky, the cost height that current unbonded steel strand wires reeving machine exists, the difficult problem of wearing and easily causing the transport tire damage of steel strand wires.
Description
Technical Field
The utility model belongs to the technical field of prestressing force construction equipment technique and specifically relates to a reeving machine that is arranged in prestressing force unbonded steel strand wires in the construction.
Background
In the construction of short tower steel strand wires cable-stay bridge, need carry out the one end that single unbonded steel strand wires lie in the bridge floor from one end, the other end lies in the other end of bridge floor, and the cable is worn to hang in the pipeline that the middle part lies in the cable tower top to the installation forms the process of crowd anchor system, and realize that the unbonded steel strand wires are not twisted, do not cross in the pipeline, guarantee the parallel technical requirement of each stranded wire unit in the anchor of steel strand wires crowd. The existing rope penetrating machine for penetrating and hanging rope construction mostly adopts prestressed unbonded steel stranded wires, and is a rope penetrating machine with the patent number of CN205171377U and the patent name of ' a prestressed steel stranded wire unbonded bar rope penetrating machine ', wherein a motor drives tires respectively installed on an installation frame upper frame and an installation frame bottom frame to relatively rotate through a speed reducer, gear transmission and chain wheel transmission, a single unbonded steel stranded wire passes through a guide device and is extruded from a crack of the relatively rotating tires installed on the installation frame upper frame and the installation frame bottom frame, two tires rotating relatively push the single unbonded steel stranded wire to move forwards through extrusion friction force, and the rope penetrating process of the steel stranded wires from a bridge floor to a cable tower and then to the bridge floor ' is realized. However, in practical application, the following problems exist: 1. for the reeving of longer unbonded steel strands, the reeving distance and the reeving height can be achieved only by building a plurality of groups of conveying tires, and the equipment is large in size and high in cost. 2. The tire and the unbonded steel strand are in point contact, the friction force is small, and the advancing end of the steel strand is difficult to penetrate the farther away from the reeving machine, and even difficult to penetrate the other end of the pipeline. 3. When the anti-skid bond sleeved on the unbonded steel strand is extruded to pass through a crack of the tire, the tire is easily damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a no bonding steel strand wires reeving machine, this kind of reeving machine can solve bulky, the cost height that current no bonding steel strand wires reeving machine exists, and the less steel strand wires of frictional force are difficult to be worn and easily cause the problem of carrying the tire damage.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is: the unbonded steel strand reeving machine comprises a rack, wherein an upper circulating belt and a lower circulating belt which are driven by respective driving wheels to move relatively are arranged on the rack; the outer surfaces of the upper circulating belt and the lower circulating belt are respectively provided with spaced transmission blocks along the length direction; and a floating assembly is arranged on the lower side band of the upper circulating band.
In the above technical solution, a more specific technical solution may also be: the floating assembly comprises a plurality of idle wheels and a lower bearing plate fixed at the upper ends of idle wheel shafts of the idle wheels, and the idle wheels are arranged at intervals along the length direction of the upper circulating belt and are in pressure joint with the lower side band of the upper circulating belt; a plurality of adjusting screws in threaded connection with the upper bearing plate are vertically arranged on the lower bearing plate, the upper bearing plate is fixedly connected with the frame, and a locking nut is sleeved on the adjusting screw at the lower end of the upper bearing plate.
Further: the adjusting screw is in compression joint with the lower bearing plate through an adjusting transverse plate, and an adjusting screw limiting barrel sleeved at the lower end of the adjusting screw is arranged on the adjusting transverse plate.
Further: the transmission block is made of wear-resistant rubber or polyurethane material.
Further: a steel cable inlet guide wheel is arranged on the rack corresponding to the steel cable inlet between the upper circulating belt and the lower circulating belt, and a steel cable outlet guide wheel is arranged on the rack corresponding to the steel cable outlet.
Further: the lifting ring is arranged on the rack, and the roller is arranged below the rack.
Since the technical scheme is used, compared with the prior art, the utility model following beneficial effect has:
1. the frame of the unbonded steel strand reeving machine is provided with an upper circulating belt and a lower circulating belt which are driven by respective driving wheels to move relatively; the outer surfaces of the upper circulating belt and the lower circulating belt are respectively provided with transmission blocks at intervals along the length direction; a floating component is arranged on the lower side band of the upper circulating band; not only under equal reeving distance and reeving height, equipment is small and with low costs, at the in-process of reeving, has guaranteed to have great extrusion frictional force between unbonded steel strand wires and the driving block, has realized more distant distance and higher reeving, moreover, can make anti smooth strong easily pass through between upper and lower endless belt, has reduced the wearing and tearing of gluing the piece, simultaneously, the maintenance is simple, only need to change the gluey piece of wearing and tearing can.
2. The floating assembly comprises a plurality of idler wheels and a lower bearing plate fixed on idler wheel shafts of the idler wheels, the idler wheels are arranged at intervals along the length direction of the upper circulating belt and are in pressure joint with a lower edge belt of the upper circulating belt, a plurality of adjusting screw rods in threaded connection with the upper bearing plate are erected on the lower bearing plate, the upper bearing plate is fixedly connected with the frame, and locking nuts are sleeved on the adjusting screw rods at the lower end of the upper bearing plate; during threading, the adjusting screw rod can be rotated to move downwards according to the required extrusion friction force between the unbonded steel stranded wire and the transmission block; when the anti-sliding key is extruded between the upper circulating belt and the lower circulating belt to pass through, the adjusting screw rod is rotated to move upwards, and the pressure of the adjusting screw rod acting on the lower belt of the upper circulating belt through the idler wheel is reduced, so that the anti-sliding key is ensured to pass through easily.
3. Because the frame is provided with the hoisting ring, and the roller is arranged below the frame; the movement of the rope threading machine is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a floating assembly according to an embodiment of the present invention.
Detailed Description
Example one
The invention will be described in more detail with reference to the following embodiments:
the unbonded steel strand reeving machine shown in fig. 1 comprises a frame 1, wherein a lifting ring 2 is arranged on the frame, and a roller 3 is arranged below the frame; the frame 1 comprises an upper frame 1-1 and a lower frame 1-2, one end of the upper frame 1-1 is provided with a driving wheel 4-1 of an upper circulating belt 4, the other end is provided with a driven wheel 4-2, the upper circulating belt 4 is sleeved between the driving wheel 4-1 and the driven wheel 4-2, and the driving wheel 4-1 drives the upper circulating belt 4 to move; one end of the lower frame 1-2 is provided with a driving wheel 5-1 of a lower circulating belt 5, the other end is provided with a driven wheel 5-2, the lower circulating belt 5 is sleeved between the driving wheel 5-1 and the driven wheel 5-2, and the driving wheel 5-1 drives the lower circulating belt 5 to move; the upper circulating belt 4 and the lower circulating belt 5 move relatively, and the reeving is driven by the relative movement of the upper circulating belt 4 and the lower circulating belt 5, so that the equipment with the same reeving distance and the same reeving height is smaller in size and lower in cost; the outer surfaces of the upper circulating belt 4 and the lower circulating belt 5 are respectively provided with spaced transmission blocks 6 along the length direction, and the transmission blocks 6 are made of wear-resistant rubber materials, so that larger extrusion friction force between the unbonded steel stranded wires and the transmission blocks is ensured, and further distance and higher cable penetrating are realized; a floating component 7 is arranged on the lower side band of the upper circulating belt 4; a steel rope inlet guide wheel 8 is arranged on the rack 1 corresponding to the steel rope inlet between the upper circulating belt 4 and the lower circulating belt 5, and a steel rope outlet guide wheel 9 is arranged on the rack 1 corresponding to the steel rope outlet; as shown in fig. 2, the floating assembly 7 comprises a plurality of idle wheels 7-1 and lower bearing plates 7-2, the number of the idle wheels is three, the three idle wheels 7-1 are arranged at intervals along the length direction of the upper circulating belt 4 and are in pressure contact with the lower edge band of the upper circulating belt 4, the lower bearing plate 7-2 is welded at the upper end of the idle wheel 7-1-1 of the three idle wheels 7-1, a plurality of adjusting screws 7-3 are erected on the lower bearing plate 7-2, the number of the adjusting screws 7-3 is two, each adjusting screw 7-3 is in pressure contact with the lower bearing plate 7-2 through a respective adjusting transverse plate 7-4, an adjusting screw limiting cylinder 7-5 is fixed on each adjusting transverse plate 7-4, the lower end of each adjusting screw 7-3 is arranged in a respective adjusting screw limiting cylinder 7-5, the adjusting device has the advantages that the adjusting screws 7-3 are limited to generate deviation in the adjusting process, the upper ends of the adjusting screws 7-3 penetrate out of the upper bearing plates 7-6 respectively, each adjusting screw 7-3 is in threaded connection with the upper bearing plate 7-6, the upper bearing plates 7-6 are fixedly connected with the rack 1, the adjusting screws 7-3 at the lower ends of the upper bearing plates 7-6 are sleeved with locking nuts 7-7, and the locking nuts 7-7 have the function of locking the adjusting screws 7-3.
During threading, the head end of a single unbonded steel strand firstly enters from the steel rope inlet guide wheel and then is extruded and passed through a crack of the transmission blocks on the surfaces of the upper circulating belt and the lower circulating belt on the rack, and the transmission blocks which rotate relatively push the single unbonded steel strand to move forwards through extrusion friction force, so that the threading process of the steel strand from one end of the bridge deck to the cable tower and then to the other end of the bridge deck is realized. In the process, the adjusting screw rod can be rotated to move downwards according to the required extrusion friction force between the unbonded steel stranded wire and the transmission block, and at the moment, the adjusting screw rod limiting barrel, the adjusting transverse plate, the lower bearing plate and the idler wheel integrally move downwards to press the lower side band of the upper circulating belt under the action of the adjusting screw rod. When the anti-sliding key is extruded between the upper circulating belt and the lower circulating belt to pass through, the adjusting screw rod is rotated to move upwards, and the pressure of the adjusting screw rod acting on the lower side belt of the upper circulating belt through the idler wheel is reduced, so that the anti-sliding key is ensured to pass through easily.
The utility model discloses not only under equal reeving distance and reeving height, equipment is small and with low costs, at the in-process of reeving, has guaranteed to have great extrusion frictional force between unbonded steel strand wires and the drive block, has realized more distant distance and higher reeving, moreover, can make anti smooth strong easily pass through between upper and lower endless belt, has reduced the wearing and tearing of gluing the piece, and simultaneously, the maintenance is simple, only need to change the gluey piece of wearing and tearing can.
Example two
The transmission block is made of polyurethane material; the rest is the same as the first embodiment.
Claims (6)
1. The utility model provides a no bonding steel strand wires reeving machine, includes the frame, its characterized in that: the frame is provided with an upper circulating belt and a lower circulating belt which are driven by respective driving wheels to move relatively; the outer surfaces of the upper circulating belt and the lower circulating belt are respectively provided with spaced transmission blocks along the length direction; and a floating assembly is arranged on the lower side band of the upper circulating band.
2. The unbonded steel strand reeving machine of claim 1, wherein: the floating assembly comprises a plurality of idle wheels and a lower bearing plate fixed at the upper ends of idle wheel shafts of the idle wheels, and the idle wheels are arranged at intervals along the length direction of the upper circulating belt and are in pressure joint with the lower side band of the upper circulating belt; a plurality of adjusting screws in threaded connection with the upper bearing plate are vertically arranged on the lower bearing plate, the upper bearing plate is fixedly connected with the frame, and a locking nut is sleeved on the adjusting screw at the lower end of the upper bearing plate.
3. The unbonded steel strand reeving machine of claim 2, wherein: the adjusting screw is in compression joint with the lower bearing plate through an adjusting transverse plate, and an adjusting screw limiting barrel sleeved at the lower end of the adjusting screw is arranged on the adjusting transverse plate.
4. The unbonded steel strand reeving machine of claim 2 or 3, wherein: the transmission block is made of wear-resistant rubber or polyurethane material.
5. The unbonded steel strand reeving machine of claim 4, wherein: a steel cable inlet guide wheel is arranged on the rack corresponding to the steel cable inlet between the upper circulating belt and the lower circulating belt, and a steel cable outlet guide wheel is arranged on the rack corresponding to the steel cable outlet.
6. The unbonded steel strand reeving machine of claim 5, wherein: the lifting ring is arranged on the rack, and the roller is arranged below the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467240.6U CN214143314U (en) | 2020-10-30 | 2020-10-30 | Non-adhesive steel strand reeving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022467240.6U CN214143314U (en) | 2020-10-30 | 2020-10-30 | Non-adhesive steel strand reeving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214143314U true CN214143314U (en) | 2021-09-07 |
Family
ID=77560910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022467240.6U Active CN214143314U (en) | 2020-10-30 | 2020-10-30 | Non-adhesive steel strand reeving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214143314U (en) |
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2020
- 2020-10-30 CN CN202022467240.6U patent/CN214143314U/en active Active
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