CN213834152U

CN213834152U - Platform connecting device for construction elevator

Info

Publication number: CN213834152U
Application number: CN202022799450.5U
Authority: CN
Inventors: 王晓佳; 林聪�; 高大海
Original assignee: Qingdao Qingfang Construction And Installation Group Co ltd
Current assignee: Qingdao Qingfang Construction And Installation Group Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-30
Anticipated expiration: 2030-11-27

Abstract

The utility model belongs to the technical field of the construction technology and specifically relates to a platform connecting device for construction elevator, one side of second mounting panel articulates there is the footboard, the bilateral symmetry of footboard is fixed with the rail guard, the opening has been seted up to the top of rail guard one end, first solid fixed ring's one end fixedly connected with cable wire, the one end of cable wire links to each other with first solid fixed ring, the other end of cable wire is fixed with the solid fixed ring of second, the solid fixed ring's of second other end and fixed block threaded connection, the slope of second pulley is installed in the inside of first mounting panel, the spout has been seted up to the inside of first mounting panel, the fixed block slides in the inside of spout. The device is reasonable in design, and the pedal can be automatically put down when the elevator door is opened and can be retracted when the elevator door is closed through the arrangement of the steel cable and the first pulley, so that an operator does not need to manually place the pedal, and the use of people is facilitated.

Description

Platform connecting device for construction elevator

Technical Field

The utility model relates to a construction field especially relates to a platform connecting device for construction elevator.

Background

Construction elevator can be in the construction place with the workman send to not co-altitude on the platform, in current construction elevator, usually the workman is manual will connect the footboard and place between elevator and platform, when construction elevator is inside not to have operating personnel, the workman on the platform need put down the connection footboard with the help of external instrument, even connect the footboard and place when construction elevator is inside, the workman on the platform can't place the connection footboard, consequently needs a connection footboard of conveniently placing, for this reason, the utility model provides a platform connecting device for construction elevator is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a platform connecting device for a construction elevator.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a platform connecting device for a construction elevator comprises a first mounting plate, a second mounting plate and a fixing block, wherein a pedal is hinged to one side of the second mounting plate, and guard rails are symmetrically fixed to two sides of the pedal;

an opening is formed above one end of the guard rail, a hook is sleeved inside the opening, the end part of the hook is in threaded connection with a first fixing ring, one end of the first fixing ring is fixedly connected with a steel cable, one end of the steel cable is connected with the first fixing ring, the other end of the steel cable is fixedly provided with a second fixing ring, and the other end of the second fixing ring is in threaded connection with a fixing block;

a first pulley and a second pulley are arranged in the first mounting plate through a rotating part, the first pulley is positioned at one side of the second pulley, the second pulley is obliquely arranged in the first mounting plate,

the inside of first mounting panel has seted up the spout, the fixed block slides in the inside of spout.

Preferably, the rotating part comprises two rotating shafts, the rotating shafts are rotatably inserted into the first mounting plate, and the two rotating shafts are respectively and fixedly welded to the central shafts of the first pulley and the second pulley.

Preferably, the first pulley is positioned right above the opening after the guard rail is recovered.

Preferably, one end of the first mounting plate is provided with an inserting groove corresponding to the guard rail, and the guard rail is located inside the inserting groove after being folded and inclines towards the platform side above the guard rail.

Preferably, the distance of the extension of the steel cable when the guard rail is released is equal to the distance of the movement of the fixed block along with the elevator door.

Compared with the prior art, the utility model discloses following beneficial effect has: the device drives the fixing block to move upwards when the elevator door is opened, so that the steel cable is loosened to put down the guard rail and the pedal, the pedal can be automatically put down when the elevator door is opened, the fixing block can be driven to descend when the elevator door is closed, the pedal is automatically retracted, the pedal is not required to be manually placed by a worker, and the elevator door is convenient to use by the worker.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the present invention, partially enlarged at a point a in fig. 1;

FIG. 3 is a schematic structural view of the present invention after being partially sectioned;

fig. 4 is a partially enlarged structural diagram of a part B in fig. 3 according to the present invention;

fig. 5 is a schematic structural view of another part of the present invention after structural section.

In the figure: the device comprises a first mounting plate 1, a second mounting plate 2, a pedal 3, a protective guard 4, an opening 5, a hook 6, a first fixing ring 7, a steel cable 8, a first pulley 9, a second pulley 10, a rotating shaft 11, a second fixing ring 12, a fixing block 13, an insertion groove 14 and a sliding groove 15.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-5, a platform connecting device for construction elevator comprises a first mounting plate 1, a second mounting plate 2, and a fixing block 13, wherein a pedal 3 is hinged to one side of the second mounting plate 2, guard rails 4 are symmetrically fixed to both sides of the pedal 3, an opening 5 is formed above one end of each guard rail 4, a hook 6 is sleeved inside the opening 5, a first fixing ring 7 is connected to the end of the hook 6 through a screw thread, a steel cable 8 is fixedly connected to one end of the first fixing ring 7, an anti-slip layer is arranged on the outer ring of the steel cable 8, one end of the steel cable 8 is connected to the first fixing ring 7, a second fixing ring 12 is fixed to the other end of the steel cable 8, the other end of the second fixing ring 12 is connected to the fixing block 13 through a rotating member, a first pulley 9 and a second pulley 10 are installed inside the first mounting plate 1, the rotating member comprises two rotating shafts 11, the rotating shafts 11 are rotatably inserted into the first mounting plate 1, two axis of rotation 11 are fixed respectively and weld in the center pin department of first pulley 9 and second pulley 10, first pulley 9 is located one side of second pulley 10, second pulley 10 slope is installed in the inside of first mounting panel 1, first pulley 9 is located opening 5 directly over after rail guard 4 retrieves, inserting groove 14 corresponding with rail guard 4 has been seted up to the one end of first mounting panel 1, rail guard 4 packs up the back and is located the inside of inserting groove 14 and rail guard 4 top slope to the platform side, spout 15 has been seted up to the inside of first mounting panel 1, fixed block 13 slides in the inside of spout 15, the distance that the extension of cable wire 8 was equal with the distance that fixed block 13 removed along with the lift-cabin door when rail guard 4 was emitted.

The implementation mode is specifically as follows: the first mounting plate 1 is fixed on two sides of an elevator cage, so that a first pulley 9 and a second pulley 10 are conveniently fixed on two sides of the elevator cage and move up and down along with an elevator, the second mounting plate 2 is fixed inside the elevator cage and can fix the pedal 3 in front of an elevator door, so that the pedal 3 can be connected with the elevator and a platform after rotating, a worker can conveniently climb on the platform through the pedal 3, the pedal 3 can be protected by the protective guard 4 and the safety of the worker is guaranteed, the opening 5 can conveniently fix the hook 6 on the protective guard 4, the hook 6 can fix the first fixing ring 7 on the protective guard 4 and can be conveniently taken down, the hook 6 and the steel cable 8 can be fixed by the first fixing ring 7, the steel cable 8 can pull the protective guard 4 to rotate, so that the protective guard 4 drives the pedal 3 to retract and put down, the moving direction of the steel cable 8 can be changed by the first pulley 9, so that the steel cable 8 is transversely connected to the second pulley 10, the second pulley 10 changes the pulling direction of the steel cable 8 again, the steel cable 8 can be connected with the fixing block 13 in a turning mode, the first pulley 9 and the second pulley 10 can rotate inside the first mounting plate 1 through the rotating shaft 11, the steel cable 8 and the fixing block 13 can be fixed through the second fixing ring 12, the fixing block 13 is fixed on the elevator door and can move along with the up-down movement of the elevator door, the inserting groove 14 can be inserted when the protective guard 4 is recovered conveniently, the protective guard 4 is fixed inside the first mounting plate 1, and the sliding groove 15 can facilitate the movement of the fixing block 13 and provide space for the steel cable 8 to move along with the fixing block 13.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, after the elevator reaches a platform, the elevator door is opened, the fixed block 13 moves upwards along with the opening of the elevator door, the fixed block 13 moves upwards to drive the second fixed ring 12 to move upwards, the second fixed ring 12 moves upwards to drive one end of the steel cable 8 to move upwards, one end of the steel cable 8 moves upwards to loosen the steel cable 8, the second pulley 10 changes the moving direction of the steel cable 8 into horizontal, the steel cable 8 rounds the first pulley 9, the first pulley 9 changes the moving direction of the steel cable 8 again to enable the steel cable 8 to be connected with the first fixed ring 7 in a turning mode, after the steel cable 8 is loosened, the protective guard 4 rotates towards one side close to the platform under the action of gravity, the rotation of the protective guard 4 drives the pedal 3 to rotate, the pedal 3 and the protective guard 4 rotate, one end of the pedal 3 and the protective guard 4 is placed on the platform to enable the elevator to be connected with the platform, the workman can step on the platform through footboard 3, the lift-cabin door closes after the workman leaves, drive fixed block 13 and move down, fixed block 13 moves down and drives second solid fixed ring 12, second solid fixed ring 12 moves down after taut and drives the one end of cable wire 8 and moves down, the one end of cable wire 8 moves down and taut and drives the other end pulling first solid fixed ring 7 of cable wire 8, first solid fixed ring 7 pulls crotch 6, crotch 6 pulls protective guard 4, make protective guard 4 rotate to the elevator side, protective guard 4 inserts the inside of inserting groove 14, protective guard 4 drives footboard 3 and withdraws, footboard 3 withdraws the back can along with the elevator removes.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A platform connecting device for a construction elevator comprises a first mounting plate (1), a second mounting plate (2) and a fixing block (13), and is characterized in that one side of the second mounting plate (2) is hinged with a pedal (3), and guard rails (4) are symmetrically fixed on two sides of the pedal (3);

an opening (5) is formed above one end of the guard rail (4), a hook (6) is sleeved inside the opening (5), a first fixing ring (7) is connected to the end portion of the hook (6) in a threaded manner, a steel cable (8) is fixedly connected to one end of the first fixing ring (7), one end of the steel cable (8) is connected with the first fixing ring (7), a second fixing ring (12) is fixed to the other end of the steel cable (8), and the other end of the second fixing ring (12) is connected with a fixing block (13) in a threaded manner;

a first pulley (9) and a second pulley (10) are installed in the first installation plate (1) through a rotating part, the first pulley (9) is located on one side of the second pulley (10), and the second pulley (10) is obliquely installed in the first installation plate (1);

a sliding groove (15) is formed in the first mounting plate (1), and the fixing block (13) slides in the sliding groove (15).

2. The platform connecting device for the construction elevator as claimed in claim 1, wherein the rotating member comprises two rotating shafts (11), the rotating shafts (11) are rotatably inserted into the first mounting plate (1), and the two rotating shafts (11) are respectively fixedly welded to the central shafts of the first pulley (9) and the second pulley (10).

3. The platform connecting device for a construction elevator as claimed in claim 1, wherein the first pulley (9) is positioned right above the opening (5) after the guard rail (4) is retracted.

4. The connecting device of a construction elevator platform as claimed in claim 1, wherein one end of the first mounting plate (1) is provided with a plug-in slot (14) corresponding to the guard rail (4), the guard rail (4) is located inside the plug-in slot (14) after being folded, and the upper side of the guard rail (4) inclines towards the platform side.

5. The platform connecting device for construction elevator as claimed in claim 1, wherein the wire rope (8) is extended by a distance equal to a distance that the fixing block (13) moves along with the elevator door when the guard rail (4) is released.