CN218879194U

CN218879194U - Prefabricated case roof beam framework of steel reinforcement hoist

Info

Publication number: CN218879194U
Application number: CN202320200581.8U
Authority: CN
Inventors: 宁红辉; 徐杨丽; 王磊磊; 刘奕辰; 李娟�
Original assignee: Yunnan Zhongling Road And Bridge Construction Engineering Co ltd
Current assignee: Yunnan Zhongling Road And Bridge Construction Engineering Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-04-18
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to a hoist technical field especially relates to a prefabricated box girder framework of steel reinforcement hoist, and it includes fixed plate, regulating plate, sliding seat, bolt and clamp plate. The fixed plate is provided with a cable, the fixed plate is rotatably provided with a hanging rod, the hanging rod is connected with the balance plate, the bottom of the balance plate is provided with a connecting rod, and the connecting rod is connected with the balance plate. The adjusting plate is provided with a sliding groove, a bidirectional screw rod driven by a motor B is rotatably arranged in the sliding groove, and the bidirectional screw rod is connected with the two movable seats in a driving manner. An inserting plate and a clamp which are connected integrally are arranged in the movable seat in a sliding manner. One end of the bolt penetrates through the movable seat and the inserting plate, a limiting groove is formed in the cross arm of the bolt, sliding blocks are arranged in the limiting groove, and limiting blocks are symmetrically and elastically arranged in the sliding blocks in a sliding mode. The clamp plate is provided with a push rod connected with the inside of the bolt in a sliding manner, the push rod is connected with the sliding block, and a reset assembly for driving the clamp plate to move back is arranged on a handle of the bolt. The utility model discloses stability is high, and anchor clamps are dismantled and installation easy operation is convenient.

Description

Prefabricated case roof beam framework of steel reinforcement hoist

Technical Field

The utility model relates to a hoist technical field especially relates to a prefabricated box girder framework of steel reinforcement hoist.

Background

The precast beam is a beam which is precast in a factory and then is transported to a construction site to be installed and fixed according to the design requirement, the interior of the beam is hollow, and flanges are arranged on two sides of the upper part of the beam and are similar to a box, so that the beam is named. Single box, multi-box, etc. The box girder of the reinforced concrete structure is divided into a prefabricated box girder and a cast-in-place box girder. The box girder combined bridge girder erection machine prefabricated in the independent site can be erected after the lower project is completed, the project progress can be accelerated, and the construction period can be saved.

The Chinese patent with the granted bulletin number of CN215160231U discloses a prefabricated box girder steel reinforcement framework lifting appliance, which comprises a first lifting appliance and a second lifting appliance, wherein the top end of the first lifting appliance is in limited connection with a first lead screw nut, the inner end of the first lead screw nut is in sliding connection with a first lead screw, one side, away from the first lead screw nut, of the first lead screw is connected with a first gear, the top end of the second lifting appliance is in limited connection with a second lead screw nut, the inner end of the second lead screw nut is in sliding connection with a second lead screw, one side, away from the second lead screw nut, of the second lead screw is connected with a second gear, the top end of the first gear is in meshing connection with a third gear, one side, away from the third gear, of the third gear is connected with a first motor, the top end of the second gear is in meshing connection with a fourth gear, one side, away from the third gear, of the fourth gear is connected with a second motor, and through the first lifting appliance and the second lifting appliance, the whole flexibility of the lifting appliance is improved, so that the lifting appliance is more efficient when the equipment is used.

However, the device still has the following defects: the hoist structure that the prefabricated box girder steel skeleton of different sizes and model need use is different to the hoist needs to be dismantled and is changed or maintenance after using the certain time, and the device is when carrying out bottom fishing tackle and dismantle change or maintenance, troublesome poeration.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a prefabricated box girder framework of steel reinforcement hoist.

The technical scheme of the utility model: a prefabricated box girder steel reinforcement framework lifting appliance comprises a fixing plate, an adjusting plate, a movable seat, a bolt and a pressing plate. The fixed plate is provided with a cable, the fixed plate is rotatably provided with a hanging rod, the bottom of the hanging rod is connected with the balance plate, and the bottom of the balance plate is symmetrically provided with connecting rods which are rotatably connected with the balance plate. The adjusting plate is arranged below the balancing plate, and one end of the connecting rod, which is far away from the balancing plate, is respectively and rotatably connected with the corresponding end of the adjusting plate. The adjusting plate is provided with a sliding groove with a downward opening, a bidirectional screw rod is rotatably arranged in the sliding groove, and the adjusting plate is provided with a motor B for driving the bidirectional screw rod to rotate. The sliding seats are symmetrically and slidably arranged in the sliding grooves, the sliding seats on the two sides are respectively in threaded connection with the corresponding ends of the two-way screw rods, the inserting plates are slidably arranged in the sliding seats, the bottom of each inserting plate is provided with a clamp, and the clamp and the inserting plates are integrated. One end of the bolt transversely penetrates through the movable seat and the inserting plate and is in sliding connection with the movable seat and the inserting plate, a limiting groove is formed in the end, away from the handle, of the bolt, a sliding block is arranged in the limiting groove in a sliding mode, limiting blocks are symmetrically and elastically arranged in the sliding block in a sliding mode, and the vertical face of each limiting block is attached to the outer surface of the movable seat. The clamp plate slides and sets up in the handle side of bolt, sets up on the clamp plate with the inside sliding connection's of bolt push rod, the push rod inserts the spacing inslot and is connected with the slider, the handle of bolt sets up the reset assembly that drives the clamp plate and move back.

Preferably, set up removable cable rope seat on the fixed plate, set up on the removable cable rope seat rather than sliding connection's round pin axle, the bottom of hawser sets up the socket, and the socket inserts in the jack of removable cable rope seat and rather than sliding connection, and the round pin axle runs through the socket.

Preferably, a reinforcing plate is arranged in the sliding groove, the reinforcing plate is located in the middle of the bidirectional screw rod, and the bidirectional screw rod penetrates through the reinforcing plate and is connected with the reinforcing plate in a rotating mode.

Preferably, set up a plurality of slide bar in the spout, each slide bar all is parallel with two-way lead screw, and each slide bar all with reinforcing plate and sliding connection of sliding seat.

Preferably, the plug pin is a U-shaped pin, and two cross arms of the U-shaped pin penetrate through the movable seat and the inserting plate.

Preferably, the reset assembly includes guide bar and spring, and the one end and the clamp plate of guide bar are connected, and the other end runs through the handle of bolt and rather than sliding connection, and the spring cladding sets up in the outside of guide bar, and the both ends of spring respectively with the handle terminal surface butt of clamp plate and bolt.

Preferably, the outer side of the top end of the hanging rod is provided with an outer gear ring, a gear is arranged in the fixed plate in a rotating mode and meshed with the outer gear ring, and a motor A for driving the gear to rotate is arranged on the fixed plate.

Compared with the prior art, the utility model discloses following profitable technological effect has:

through setting up removable cable rope seat, utilize the socket of hawser bottom to be connected with removable hawser seat, conveniently change the hawser, through the engagement structure who sets up gear and outer ring gear, conveniently utilize the horizontal angle of motor A drive balance plate 8 and regulating plate, and then make things convenient for the angle of control box roof beam skeleton, conveniently counterpoint, simultaneously the utility model discloses still can dismantle the anchor clamps and picture peg and the sliding seat that the integration is connected and be connected, carry on spacingly to the picture peg through the bolt, make things convenient for the staff to dismantle picture peg and anchor clamps and change and maintain, set up steerable flexible elastic limiting block in the bolt simultaneously, utilize the stopper to improve the stability of bolt, prevent that the bolt from droing in the course of the work.

Drawings

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

FIG. 2 is a diagram of the connection structure of the fixing plate and the balance plate in FIG. 1;

FIG. 3 is a view showing the connection structure of the components of the regulating plate of FIG. 1;

FIG. 4 is a diagram of the connection structure of the movable seat and the inserting plate;

fig. 5 is an internal structural view of the plug.

Reference numerals are as follows: 1. a fixing plate; 2. a detachable cable seat; 3. a cable; 4. a hanging rod; 5. an outer ring gear; 6. a gear; 7. a motor A; 8. a balance plate; 9. a connecting rod; 10. an adjusting plate; 11. a chute; 12. a bidirectional screw rod; 13. a motor B; 14. a movable seat; 15. inserting plates; 16. a clamp; 17. a bolt; 18. a limiting groove; 19. a slider; 20. a limiting block; 21. pressing a plate; 22. a push rod; 23. and resetting the component.

Detailed Description

Example one

As shown in fig. 1-5, the utility model provides a prefabricated box girder framework of steel reinforcement hoist, including fixed plate 1, regulating plate 10, sliding seat 14, bolt 17 and clamp plate 21. Set up hawser 3 on the fixed plate 1, rotate on the fixed plate 1 and set up peg 4, balance plate 8 is connected to the bottom of peg 4, and balance plate 8's bottom symmetry sets up rather than the connecting rod 9 of being connected of rotating. The adjusting plate 10 is arranged below the balance plate 8, and one end of the connecting rod 9, which is far away from the balance plate 8, is respectively connected with the corresponding end of the adjusting plate 10 in a rotating way. A sliding groove 11 with a downward opening is formed in the adjusting plate 10, a bidirectional screw rod 12 is rotatably arranged in the sliding groove 11, and a motor B13 for driving the bidirectional screw rod 12 to rotate is arranged on the adjusting plate 10. The movable seats 14 are symmetrically and slidably arranged in the sliding grooves 11, the movable seats 14 on the two sides are respectively in threaded connection with the corresponding ends of the bidirectional screw rods 12 in the movable seats 14, the inserting plates 15 are slidably arranged, the bottom of each inserting plate 15 is provided with a clamp 16, and the clamp 16 and the inserting plates 15 are integrated. One end of the bolt 17 penetrates through the movable seat 14 and the inserting plate 15 and is in sliding connection with the movable seat, a limiting groove 18 is formed in the end, far away from the handle, of the bolt 17, a sliding block 19 is arranged in the limiting groove 18 in a sliding mode, limiting blocks 20 are symmetrically and elastically arranged in the sliding block 19 in a sliding mode, and the vertical face of each limiting block 20 is attached to the outer surface of the movable seat 14. The pressing plate 21 is arranged on the handle side of the bolt 17 in a sliding mode, a push rod 22 connected with the inside of the bolt 17 in a sliding mode is arranged on the pressing plate 21, the push rod 22 is inserted into the limiting groove 18 and connected with the sliding block 19, and a reset assembly 23 driving the pressing plate 21 to move back is arranged on the handle of the bolt 17.

In this embodiment, the cable is connected to a winch on the crane, and when the distance between the clamps 16 on both sides needs to be adjusted, the motor B13 is started, and the motor B13 drives the bidirectional screw rod 12 to rotate, so that the distance between the movable seats 14 on both sides is adjusted. If the current clamp 16 is damaged or is not suitable for the current box girder lifting work, the current box girder lifting work needs to be replaced, at the moment, the pressing plate 21 can be pressed, the pressing plate 21 drives the push rod 22 to slide, the push rod 22 pushes the slide block 19, in the sliding process of the slide block 19, the limiting blocks 20 automatically retract to the state of being attached to the outer surface of the movable seat 14, the transverse pull bolts 17 can be pulled out, then the inserting plates 15 are pulled down, the proper inserting plate 15 and lifting appliance 16 assembly is installed, the inserting plates 15 are inserted into the movable seat 14, then the inserting bolts 17 are inserted, and the installation is completed when the limiting blocks 20 on the two sides are automatically popped out and attached to the outer surface of the movable seat 14.

Example two

As shown in fig. 2, an outer gear ring 5 is arranged on the outer side of the top end of the hanging rod 4, a gear 6 is rotatably arranged in the fixing plate 1, the gear 6 is meshed with the outer gear ring 5, and a motor A7 for driving the gear 6 to rotate is arranged on the fixing plate 1.

In this embodiment, for the horizontal angle of convenient adjustment case roof beam skeleton, drive gear 6 through motor A7 this moment and rotate, gear 6 drives 5 synchronous rotations of outer ring gear, and then drive peg 4, balance plate 8 and regulating plate 10 synchronous rotations to reach the purpose of adjustment case roof beam skeleton horizontal angle.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A prefabricated box girder steel reinforcement framework lifting appliance is characterized by comprising a fixing plate (1), an adjusting plate (10), a movable seat (14), a bolt (17) and a pressing plate (21);

a cable (3) is arranged on the fixed plate (1), a hanging rod (4) is rotatably arranged on the fixed plate (1), the bottom of the hanging rod (4) is connected with a balance plate (8), and connecting rods (9) rotatably connected with the balance plate (8) are symmetrically arranged at the bottom of the balance plate (8); the adjusting plate (10) is arranged below the balance plate (8), and one end of the connecting rod (9) far away from the balance plate (8) is respectively in rotating connection with the corresponding end of the adjusting plate (10);

a sliding groove (11) with a downward opening is formed in the adjusting plate (10), a bidirectional screw rod (12) is rotatably arranged in the sliding groove (11), and a motor B (13) for driving the bidirectional screw rod (12) to rotate is arranged on the adjusting plate (10); the movable seats (14) are symmetrically and slidably arranged in the sliding chute (11), the movable seats (14) on two sides are respectively in threaded connection with the corresponding ends of the bidirectional screw rod (12), the movable seats (14) are slidably provided with inserting plates (15), the bottoms of the inserting plates (15) are provided with clamps (16), and the clamps (16) and the inserting plates (15) are integrated;

one end of a bolt (17) penetrates through the movable seat (14) and the inserting plate (15) and is in sliding connection with the movable seat, a limiting groove (18) is formed in one end, far away from a handle, of the bolt (17), a sliding block (19) is arranged in the limiting groove (18) in a sliding mode, limiting blocks (20) are symmetrically and elastically arranged in the sliding block (19) in a sliding mode, and the vertical face of each limiting block (20) is attached to the outer surface of the movable seat (14); the pressing plate (21) is arranged on the handle side of the bolt (17) in a sliding mode, a push rod (22) which is connected with the bolt (17) in a sliding mode is arranged on the pressing plate (21), the push rod (22) is inserted into the limiting groove (18) and is connected with the sliding block (19), and a reset assembly (23) which drives the pressing plate (21) to move back is arranged on the handle of the bolt (17).

2. The prefabricated box girder steel reinforcement framework lifting appliance is characterized in that a detachable cable seat (2) is arranged on a fixing plate (1), a pin shaft in sliding connection with the detachable cable seat (2) is arranged on the detachable cable seat (2), a socket is arranged at the bottom of a cable (3), the socket is inserted into a jack of the detachable cable seat (2) and is in sliding connection with the jack, and the pin shaft penetrates through the socket.

3. The precast box girder steel reinforcement framework lifting appliance according to claim 1, wherein a reinforcing plate is arranged in the sliding groove (11), the reinforcing plate is positioned in the middle of the bidirectional screw rod (12), and the bidirectional screw rod (12) penetrates through the reinforcing plate and is rotatably connected with the reinforcing plate.

4. The precast box girder steel reinforcement framework lifting appliance according to claim 3, wherein a plurality of sliding rods are arranged in the sliding groove (11), each sliding rod is parallel to the bidirectional screw rod (12), and each sliding rod is connected with the reinforcing plate and the movable seat (14) in a sliding manner.

5. The precast box girder steel reinforcement framework lifting appliance according to claim 1, wherein the plug pin (17) is a U-shaped pin, and two cross arms of the U-shaped pin penetrate through the movable seat (14) and the inserting plate (15).

6. The precast box girder steel reinforcement framework lifting appliance according to claim 1, wherein the reset assembly (23) comprises a guide rod and a spring, one end of the guide rod is connected with the pressing plate (21), the other end of the guide rod penetrates through the handle of the bolt (17) and is in sliding connection with the handle, the spring is wrapped and arranged outside the guide rod, and two ends of the spring are respectively abutted to the end faces of the pressing plate (21) and the handle of the bolt (17).

7. The precast box girder steel reinforcement framework lifting appliance according to claim 1, characterized in that an outer gear ring (5) is arranged on the outer side of the top end of the hanging rod (4), a gear (6) is rotatably arranged in the fixed plate (1), the gear (6) is meshed with the outer gear ring (5) and connected with the fixed plate (1), and a motor A (7) for driving the gear (6) to rotate is arranged on the fixed plate (1).