CN212715855U

CN212715855U - Synchronous controller for attached lifting scaffold

Info

Publication number: CN212715855U
Application number: CN202021168483.3U
Authority: CN
Inventors: 张保平; 许祥龙; 杨增南
Original assignee: Bengbu Tianrui Sensor Electronic Engineering Co ltd
Current assignee: Bengbu Tianrui Sensor Electronic Engineering Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-16
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses an attached lifting scaffold synchronous controller, which comprises a fixed support, an upper bearing beam, a first fixed plate, a second fixed plate, an auxiliary beam, an electric hoist, a chain, a hook and a gravity load sensor, wherein the upper bearing beam is fixedly provided with a plurality of first fixed plates which are distributed on the upper bearing beam at equal intervals, the auxiliary beam is arranged below the upper bearing beam, the auxiliary beam is provided with a plurality of second fixed plates which correspond to the first fixed plates, and the first fixed plates are connected with the second fixed plates through the fixed support; the utility model discloses rational in infrastructure, attached lift scaffold lift automatic synchronizing control, attached lift scaffold can owe, overload early warning and shut down simultaneously, have consequently improved the man-machine security and the reliability of lift scaffold operation, reduce artifical intensity of labour.

Description

Synchronous controller for attached lifting scaffold

Technical Field

The utility model relates to a scaffold puts up synchronous control ware technical field, concretely relates to inserted lift scaffold puts up synchronous control ware.

Background

Scaffolding (scaffold) refers to the various supports erected on a construction site for workers to handle and address vertical and horizontal transport. The general term of the building industry refers to the places which cannot be directly constructed on the building site and are used for exterior wall, interior decoration or high floor height. Mainly for constructors to live up and down or for peripheral safety net enclosure, overhead installation components and the like, the scaffold is said to be made of bamboo, wood, steel pipes or synthetic materials. Some projects also use scaffolds as templates, and in addition, the scaffold is widely used in advertising, municipal administration, traffic roads and bridges, mines and other departments.

At present, the well-known synchronous controller for the attached lifting scaffold is as follows: the simple electric control box and the load sensor are additionally arranged on the basis of a common guide rail attached lifting scaffold, so that the overload and underload can be simply pre-warned and limited, and the electric hoists can be manually adjusted only when the lifting speeds are different; therefore, the control is simple and cannot be called as intelligent control, and a solution is provided for solving the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an attached type lifting scaffold synchronous controller;

the utility model discloses the technical problem who solves does:

how to set an effective mechanism, solve the technical problem that the lifting speed of each electric hoist on the scaffold can only be adjusted manually when different;

the purpose of the utility model can be realized by the following technical scheme:

an attached lifting scaffold synchronous controller comprises a fixed support, an upper bearing beam, a first fixed plate, a second fixed plate, an auxiliary beam, an electric hoist, a chain, a hook and a gravity load sensor, wherein the upper bearing beam is fixedly provided with a plurality of first fixed plates which are distributed on the upper bearing beam at equal intervals, the auxiliary beam is arranged below the upper bearing beam, the auxiliary beam is provided with a plurality of second fixed plates which correspond to the first fixed plates in position, the first fixed plate and the second fixed plate are connected through the fixed support, two ends of the fixed support are respectively fixed at the central positions of the first fixed plate and the second fixed plate, the bottom end of the fixed support is connected with the electric hoist through the hook, the outer surface of a shell of the electric hoist is provided with the displacement sensor, and a shaft of the displacement sensor is connected with a reduction gear of the electric hoist, a chain is arranged in the electric hoist, a hook is arranged at the bottom end of the chain, and a gravity load sensor is arranged at the bottom end of the hook;

the two ends of the upper bearing beam are fixedly connected with supporting rods, one end of each supporting rod, far away from the upper bearing beam, is fixedly connected with a lifting platform, two sides of each lifting platform are fixedly connected with trusses, protective nets are arranged inside the trusses, a main control box is installed in each protective net, branch control boxes are symmetrically installed on two sides of each main control box, and the main control boxes and the branch control boxes are connected through communication cables;

the lower bearing beam is arranged below the lifting platform, two ends of the lower bearing beam are connected with the supporting rods respectively, one end of the lower bearing beam is fixedly connected with a rail, and a limiting block is arranged at the top end of the rail.

Furthermore, the general control box comprises a box body, wire grooves are formed in the four box edges in the box body, an air leakage protection switch is arranged in the general control box, an alternating current contactor is arranged on one side of the air leakage protection switch, a time relay is arranged at one end, away from the air leakage protection switch, of the alternating current contactor, a CPU microcomputer board is arranged at one end, away from the alternating current contactor, of the time relay, and a wiring terminal is arranged below the CPU microcomputer board.

Furthermore, an industrial socket is arranged at the bottom end of the master control box, and a change-over switch is arranged outside the master control box.

Furthermore, the branch control box comprises a box body, wire grooves are formed in four box edges in the box body, an alternating current contactor is arranged in the branch control box, a CPU microcomputer board is arranged on one side of the alternating current contactor, a wiring terminal is arranged below the CPU microcomputer board, an industrial socket is arranged at the bottom end of the branch control box, and an emergency stop button is arranged on the outer surface of the branch control box.

The utility model has the advantages that:

1. the branch control boxes are symmetrically distributed on two sides of the main control box, so that the cross sections of the power cables are reduced, the branch control boxes are connected in a loop mode that two industrial sockets enter and exit one by one, convenience in construction, maintenance and transition is greatly improved, and manual workload is saved;

2. this inserted lift scaffold synchronous controller adopts change over switch to select three kinds of control mode (states): the mode 1 can set the total lifting and lowering of the load limit (overload/underload), the mode 2 can be singly controlled (limit overload protection), and the mode 3 can be free of the total lifting and lowering of the load limit, and is characterized in that the mode (state) is very convenient to change, misoperation is avoided, manpower is saved, and time is saved;

3. each sub-control box is provided with an emergency stop button, so that the system is convenient for patrolmen to stop in case of emergency in the lifting and descending processes;

4. and when the control box and the master control box are switched off in a fault, strong current is adopted for switching off, so that the problem that the microcomputer board is unsmooth in communication and cannot be shut down in time due to field interference is avoided.

5. This balanced synchro controller adopts displacement sensor to realize balanced synchro control, and displacement sensor converts electric block reduction gears final stage gear circular motion into lifting hook linear displacement volume, then through the speed comparison to each electric block, the fast stop etc. of automatic control electric block, and slow continuation is walked to realize synchronous balanced control, avoided the support body deformation because of the electric block speed is uneven arouses, the manual regulation that has significantly reduced has improved the efficiency, has practiced thrift time and manpower, has improved the security.

To sum up, the utility model discloses rational in infrastructure, attached lift scaffold lift automatic synchronizing control, attached lift scaffold can owe, overload early warning and shut down simultaneously, have consequently improved the man-machine security and the reliability of lift scaffold operation, reduce artifical intensity of labour.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic diagram of the internal structure of a synchronous controller for an attached lifting scaffold of the present invention;

fig. 2 is an external structural schematic diagram of an attached type lifting scaffold synchronous controller of the present invention;

fig. 3 is a side view of the scaffolding of the present invention;

FIG. 4 is a schematic diagram of the internal structure of the general control box of the present invention;

fig. 5 is a schematic view of the internal structure of the branch control box of the present invention.

In the figure: 1. fixing a bracket; 2. an upper spandrel girder; 3. a first fixing plate; 4. a second fixing plate; 5. an auxiliary beam; 6. an electric hoist; 7. a chain; 8. hooking; 9. a gravity load sensor; 10. a master control box; 11. a lifting platform; 12. an emergency stop button; 13. a sub-control box; 14. protecting the net; 15. a truss; 16. a support bar; 17. a lower spandrel girder; 18. a track; 19. a limiting block; 20. a box body; 21. a wire slot; 22. a wiring terminal; 23. an industrial outlet; 24. a leakage protection air switch; 25. an AC contactor; 26. a time relay; 27. a CPU microcomputer board; 28. a displacement sensor; 29. and a switch is switched.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention relates to an attached type synchronous controller for lifting scaffold, which comprises a fixed bracket 1, an upper bearing beam 2, a first fixed plate 3, a second fixed plate 4, an auxiliary beam 5, an electric hoist 6, a chain 7, a hook 8 and a gravity load sensor 9, wherein the upper bearing beam 2 is fixedly provided with a plurality of first fixed plates 3, the first fixed plates 3 are equidistantly distributed on the upper bearing beam 2, the auxiliary beam 5 is arranged below the upper bearing beam 2, the auxiliary beam 5 is provided with a plurality of second fixed plates 4, the positions of the second fixed plates 4 and the first fixed plates 3 are corresponding to each other, the first fixed plates 3 and the second fixed plates 4 are connected through the fixed bracket 1, two ends of the fixed bracket 1 are respectively fixed at the central positions of the first fixed plates 3 and the second fixed plates 4, the bottom end of the fixed bracket 1 is connected with the electric hoist 6 through the hook 8, a displacement sensor 28 is arranged on the outer surface of a shell of the electric hoist 6, a shaft of the displacement sensor 28 is connected with a reduction gear of the electric hoist 6, a chain 7 is arranged in the electric hoist 6, a hook 8 is arranged at the bottom end of the chain 7, and a gravity load sensor 9 is arranged at the bottom end of the hook 8;

the two ends of the upper bearing beam 2 are fixedly connected with supporting rods 16, one end of each supporting rod 16, which is far away from the upper bearing beam 2, is fixedly connected with a lifting platform 11, two sides of each lifting platform 11 are fixedly connected with trusses 15, a protective net 14 is arranged inside each truss 15, a main control box 10 is installed in each protective net 14, each main control box 10 comprises a box body 20, wire grooves 21 are formed in four box edges in each box body 20, an air leakage protection switch 24 is arranged in each main control box 10, an alternating current contactor 25 is arranged on one side of each air leakage protection switch 24, a time relay 26 is arranged at one end, which is far away from each air leakage protection switch 24, of each alternating current contactor 25, a CPU microcomputer board 27 is arranged at one end, which is far away from each alternating current contactor 25, of each time relay 26, a wiring terminal 22 is arranged below each CPU microcomputer board 27, and an industrial, a change-over switch 29 is arranged outside the master control box 10, branch control boxes 13 are symmetrically arranged on two sides of the master control box 10, each branch control box 13 comprises a box body 20, wire grooves 21 are formed in four box edges in the box body 20, an alternating current contactor 25 is arranged in each branch control box 13, a CPU microcomputer board 27 is arranged on one side of each alternating current contactor 25, a wiring terminal 22 is arranged below each CPU microcomputer board 27, an industrial socket 23 is arranged at the bottom end of each branch control box 13, an emergency stop button 12 is arranged on the outer surface of each branch control box 13, and the master control box 10 is connected with the branch control boxes 13 through communication cables;

a lower bearing beam 17 is arranged below the lifting platform 11, two ends of the lower bearing beam 17 are respectively connected with the supporting rods 16, one end of the lower bearing beam 17 is fixedly connected with a rail 18, and a limiting block 19 is arranged at the top end of the rail 18.

The working process of the embodiment is as follows: whether the connection between each device is intact is firstly checked, after the checking work is finished, people or objects enter the lifting platform 11, the air leakage protection switch 24 in the main control box 10 is pressed, the main control box 10 drives the sub-control box 13 to operate through a communication cable, the electric hoist 6 operates, the displacement sensor 28 on the outer surface of the electric hoist 6 can sense the number of sections of the chain 7, and when the speed of the electric hoist 6 is inconsistent, the balance of the lifting platform 11 can be adjusted.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides an inserted lift scaffold frame synchro controller, its characterized in that, includes fixed bolster (1), goes up spandrel girder (2), first fixed plate (3), second fixed plate (4), auxiliary beam (5), electric hoist (6), chain (7), couple (8) and gravity load sensor (9), go up fixed mounting on spandrel girder (2) and have a plurality of first fixed plates (3), and first fixed plate (3) are the equidistance and distribute on last spandrel girder (2), the below of going up spandrel girder (2) is provided with auxiliary beam (5), be provided with a plurality of second fixed plates (4) on auxiliary beam (5), and second fixed plate (4) correspond to each other with first fixed plate (3) position, first fixed plate (3) are connected through fixed bolster (1) with second fixed plate (4), the central point that first fixed plate (3) and second fixed plate (4) was fixed respectively in the both ends of fixed bolster (1) puts The bottom end of the fixed support (1) is connected with an electric hoist (6) through a hook (8), a displacement sensor (28) is arranged on the outer surface of a shell of the electric hoist (6), a shaft of the displacement sensor (28) is connected with a reduction gear of the electric hoist (6), a chain (7) is arranged in the electric hoist (6), the hook (8) is installed at the bottom end of the chain (7), and a gravity load sensor (9) is installed at the bottom end of the hook (8);

the two ends of the upper bearing beam (2) are fixedly connected with supporting rods (16), one end, far away from the upper bearing beam (2), of each supporting rod (16) is fixedly connected with a lifting platform (11), two sides of each lifting platform (11) are fixedly connected with trusses (15), a protective net (14) is arranged inside each truss (15), a main control box (10) is installed in each protective net (14), branch control boxes (13) are symmetrically installed on two sides of each main control box (10), and the main control boxes (10) are connected with the branch control boxes (13) through communication cables;

the lower bearing beam (17) is arranged below the lifting platform (11), two ends of the lower bearing beam (17) are connected with the supporting rods (16) respectively, one end of the lower bearing beam (17) is fixedly connected with a track (18), and a limiting block (19) is arranged at the top end of the track (18).

2. The synchronous controller for the attached lifting scaffold as claimed in claim 1, wherein the master control box (10) comprises a box body (20), wire slots (21) are arranged at four sides of the box body (20), an air leakage protection switch (24) is arranged in the master control box (10), an ac contactor (25) is arranged at one side of the air leakage protection switch (24), a time relay (26) is arranged at one end of the ac contactor (25) far away from the air leakage protection switch (24), a CPU microcomputer board (27) is arranged at one end of the time relay (26) far away from the ac contactor (25), and a wiring terminal (22) is arranged below the CPU microcomputer board (27).

3. An attached lifting scaffold synchronous controller according to claim 1, characterized in that the bottom of the master control box (10) is provided with an industrial socket (23), and the outside of the master control box (10) is provided with a transfer switch (29).

4. The synchronous controller for the attached lifting scaffold as claimed in claim 1, wherein the sub-control box (13) comprises a box body (20), wire slots (21) are arranged at four sides of the box body (20), an ac contactor (25) is arranged in the sub-control box (13), a CPU microcomputer board (27) is arranged at one side of the ac contactor (25), a wiring terminal (22) is arranged below the CPU microcomputer board (27), an industrial socket (23) is arranged at the bottom end of the sub-control box (13), and an emergency stop button (12) is arranged on the outer surface of the sub-control box (13).