CN214575853U

CN214575853U - Lifting device for building construction safety

Info

Publication number: CN214575853U
Application number: CN202120974880.8U
Authority: CN
Inventors: 张兵; 刘福海; 葛明华; 刘鹏; 陶金; 宋锦琳
Original assignee: Fourth Construction Co Ltd of China Construction Seventh Engineering Co Ltd
Current assignee: Fourth Construction Co Ltd of China Construction Seventh Engineering Co Ltd
Priority date: 2021-05-09
Filing date: 2021-05-09
Publication date: 2021-11-02
Anticipated expiration: 2031-05-09

Abstract

The utility model discloses a construction safety is built in room and is used elevating gear relates to the room and builds construction equipment field, including the car, the both sides of car top all are provided with prevents weighing down the subassembly, prevent weighing down the subassembly and include the mounting panel, the one end middle part of mounting panel upper surface is run through and has been seted up logical groove, the one end inner chamber that leads to the groove is provided with the cam, the cam slope sets up, the bearing is passed through respectively to the both ends of the pivot of cam and pegs graft with the both sides inner wall activity that leads to the groove, the torsional spring has been cup jointed in the equal activity in the both ends outside of the pivot of cam, the both ends of torsional spring respectively with the side of cam and the inner wall fixed connection who leads to the groove. The utility model discloses an one end inner chamber in logical groove is provided with the cam, and the both ends outside of the pivot of cam all is provided with the torsional spring, and when wire rope fracture, the cam rotates under the torsion effect of torsional spring and produces the extrusion to the side slide rail, and frictional force between cam and the side slide rail can stop to preventing weighing down the subassembly this moment to avoid the car to take place the tenesmus.

Description

Lifting device for building construction safety

Technical Field

The utility model relates to a construction equipment field is built in room, in particular to elevating gear is used to construction safety is built in room.

Background

The building construction engineering refers to various building constructions and their auxiliary facilities, and the matching line, pipeline, equipment installation engineering and indoor and outdoor decoration engineering. The house building is a project which is provided with a top cover, a beam column, a wall, a foundation and can form an internal space and meet the requirements of people on production, living, study, public activities and the like. The building construction engineering is generally called building engineering for short, and refers to engineering entities for surveying, planning, designing, constructing, installing, maintaining and the like performed by newly building, rebuilding or expanding building and auxiliary structures and the completed engineering entities. In the middle of the building construction, according to the high difference of actual building construction, need go up and down to transport the processing to the building material, satisfy the normal use of building construction.

However, at present, the lifting device for construction safety is built in current room, and its security performance is relatively poor, has great potential safety hazard during the use, and secondly, does not have good buffer among the lift process to lead to the material to empty easily. Therefore, it is necessary to provide a lifting device for building construction safety to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a construction safety is with elevating gear is built in room to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting device for building construction safety comprises a lift car, wherein two sides above the lift car are respectively provided with an anti-falling assembly, the anti-falling assembly comprises a mounting plate, the middle part of one end of the upper surface of the mounting plate is provided with a through groove in a penetrating manner, an inner cavity at one end of the through groove is provided with a cam, the cam is obliquely arranged, two ends of a rotating shaft of the cam are respectively movably inserted and connected with the inner walls at two sides of the through groove through bearings, the outer sides of two ends of the rotating shaft of the cam are respectively and movably sleeved with a torsional spring, two ends of the torsional spring are respectively and fixedly connected with the side surface of the cam and the inner wall of the through groove, the middle part of the inner cavity of the through groove is provided with a limiting column, the outer side wall of the cam is connected with the outer side wall of the limiting column in a fitting manner, two ends of the limiting column are respectively and fixedly connected with the middle parts of the inner walls at two sides of the through groove, the outer side of the lower end of the cam is provided with a fixed column which is positioned under the limiting column, the two ends of the fixing column are fixedly connected with fixing blocks, and the fixing blocks are fixedly connected with the cam.

Preferably, the middle part of the lower surface of the mounting plate is fixedly connected with a hollow cylinder, the middle part of an inner cavity of the hollow cylinder is provided with a sealing plug matched with the hollow cylinder, and the outer side wall of the sealing plug is attached to the inner side wall of the hollow cylinder.

Preferably, the middle part of the lower surface of the sealing plug is fixedly connected with a connecting column, the lower end of the connecting column movably penetrates through the middle part of the inner wall of the lower end of the hollow cylinder and extends to the lower part of the hollow cylinder, and the lower end of the connecting column is fixedly connected with the upper surface of the lift car.

Preferably, the top of car is provided with the roof, the equal fixedly connected with side slide rail in both ends of the lower surface of roof, the lower extreme fixed mounting of side slide rail is subaerial.

Preferably, the middle part of the upper surface of the top plate is fixedly connected with a winch, and two ends of the mounting plate are movably provided with guide wheels.

Preferably, the middle parts of the fixed columns are fixedly connected with steel wire ropes, the upper ends of the steel wire ropes on the two fixed columns penetrate through the top plate and are wound on the outer side of a winding roller on the winch, and the two guide wheels are respectively attached to the two steel wire ropes.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with the cam in the one end inner chamber of logical groove, the both ends outside of the pivot of cam all is provided with the torsional spring, the lateral wall fixedly connected with fixed column of cam, the fixed column passes through wire rope and is connected with the wind-up roll on the hoist engine, when wire rope fracture, the cam rotates and produces the extrusion to the side slide rail under the torsion effect of torsional spring, frictional force between cam and the side slide rail can stop the anti-falling subassembly this moment to avoid the car to take place the tenesmus, therefore this device has better security performance;

2. the utility model discloses a hollow jar of middle part fixedly connected with at the lower surface of mounting panel, the inner chamber of hollow jar is provided with the sealing plug, the lower extreme of sealing plug is provided with the spliced pole, the lower extreme of spliced pole run through the lower extreme inner wall of hollow jar and with car fixed connection, the sealing plug forms sealed with the upper end inner chamber of hollow jar, consequently this device can utilize the compressibility of air to cushion the vibrations that the car received to avoid the material in the car to receive vibrations and empty.

Drawings

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

Fig. 2 is a front schematic view of the anti-falling assembly structure of the utility model.

Fig. 3 is a schematic perspective view of the anti-falling assembly of the present invention.

Fig. 4 is a schematic sectional view of the hollow cylinder structure of the present invention.

In the figure: 1. a car; 2. a fall arrest assembly; 3. mounting a plate; 4. a through groove; 5. a cam; 6. a torsion spring; 7. a limiting column; 8. fixing a column; 9. a fixed block; 10. a hollow cylinder; 11. a sealing plug; 12. connecting columns; 13. a top plate; 14. a side slide rail; 15. a winch; 16. and (4) a guide wheel.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a lifting device for construction safety is built in room as shown in fig. 1-4, including car 1, the both sides of car 1 top all are provided with prevents weighing down subassembly 2, prevent weighing down subassembly 2 and include mounting panel 3, and the one end middle part of mounting panel 3 upper surface is run through and has been seted up logical groove 4, and the one end inner chamber that leads to groove 4 is provided with cam 5, and the slope of cam 5 sets up, and the both ends of cam 5's pivot are passed through the bearing and are pegged graft with the both sides inner wall activity that leads to groove 4 respectively, therefore cam 5 can rotate.

Secondly, torsional spring 6 has all been cup jointed in the both ends outside of cam 5's pivot, the both ends of torsional spring 6 respectively with cam 5's side and the inner wall fixed connection who leads to groove 4, torsional spring 6 provides torsion, the inner chamber middle part that leads to groove 4 is provided with spacing post 7, cam 5's lateral wall is connected with the lateral wall laminating of spacing post 7, spacing post 7 can carry on spacingly to cam 5's rotation, spacing post 7's both ends respectively with the both sides inner wall middle part fixed connection who leads to groove 4, cam 5's the lower extreme outside is provided with fixed column 8, fixed column 8 is located spacing post 7 under, the equal fixedly connected with fixed block 9 in both ends of fixed column 8, fixed block 9 and cam 5 fixed connection, fixed block 9 is used for fixing a position fixed column 8.

Further, at the hollow jar 10 of the lower surface middle part fixedly connected with of mounting panel 3, the inner chamber middle part of hollow jar 10 is provided with the sealing plug 11 with hollow jar 10 looks adaptation, the lateral wall of sealing plug 11 is connected with the inside wall laminating of hollow jar 10, consequently, sealing plug 11 can form sealedly with the upper end inner chamber of hollow jar 10, the lower surface middle part fixedly connected with spliced pole 12 of sealing plug 11, the lower extreme activity of spliced pole 12 runs through the lower extreme inner wall middle part of hollow jar 10 and extends to the below of hollow jar 10, the lower extreme of spliced pole 12 is connected with the last fixed surface of car 1, sealing plug 11 can slide and compress the air of hollow jar 10 upper end inner chamber at the inner chamber of hollow jar 10, thereby can cushion the vibrations that produce when car 1 goes up and down, and then avoid the material in the car 1 to receive vibrations and take place to empty.

Specifically, be provided with roof 13 in car 1's top, the equal fixedly connected with side slide 14 in both ends of roof 13's lower surface, side slide 14's lower extreme fixed mounting is subaerial, the one end that two mounting panels 3 kept away from each other is blocked respectively in two spouts that prevent weighing down on the subassembly 2, the upper surface middle part fixedly connected with hoist engine 15 of roof 13, the equal activity in both ends of mounting panel 3 is provided with guide pulley 16, the middle part fixedly connected with wire rope of fixed column 8, the wind-up roll outside on hoist engine 15 is all run through roof 13 and winding to the upper end of the wire rope on two fixed columns 8, two guide pulleys 16 are connected guide pulley 16 with two wire rope laminatings respectively and are used for leading to wire rope, hoist engine 15 during operation can carry out the rolling to two wire rope simultaneously, thereby promote car 1.

The utility model discloses the theory of operation:

when the device is used, the winch 15 is started, the winch 15 can drive the car 1 to lift under the connecting action of the two steel wire ropes when the steel wire ropes are broken, the fixing column 8 is not pulled by the steel wire ropes any more, the cam 5 rotates under the torsion action of the torsion spring 6 at the moment, the lower end of the outer side wall of the cam 5 is attached to and extruded by the inner wall of the sliding groove on the side sliding rail 14 after rotating, the cam 5 can be driven to further rotate by the friction force generated between the inner wall of the sliding groove on the side sliding rail 14 and the cam 5, but the cam 5 cannot rotate because the side sliding rail 14 limits the rotation of the cam 5 at the moment, the extrusion force between the cam 5 and the inner wall of the sliding groove on the side sliding rail 14 can be increased, and the anti-falling assembly 2 is positioned and cannot fall under the action of the friction force;

after the anti-falling assembly 2 is positioned, the car 1 drives the connecting column 12 to slightly move downwards under the action of inertia, at the moment, the sealing plug 11 slides downwards in the inner cavity of the hollow cylinder 10, and the inner cavity at the upper end of the hollow cylinder 10 is of a sealing structure, so that the volume of the inner cavity at the upper end of the hollow cylinder 10 is increased, the air pressure is reduced, the sealing plug 11 stops moving gradually under the action of the air pressure, and the car 1 stops falling.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a construction safety is used elevating gear is built in room, includes car (1), its characterized in that: both sides above the car (1) are provided with anti-falling components (2), the anti-falling components (2) comprise a mounting plate (3), the middle part of one end of the upper surface of the mounting plate (3) is penetrated and provided with a through groove (4), the inner cavity of one end of the through groove (4) is provided with a cam (5), the cam (5) is obliquely arranged, both ends of a rotating shaft of the cam (5) are respectively movably inserted with the inner walls of both sides of the through groove (4) through bearings, the outer sides of both ends of the rotating shaft of the cam (5) are movably sleeved with a torsional spring (6), both ends of the torsional spring (6) are respectively fixedly connected with the side surface of the cam (5) and the inner wall of the through groove (4), the middle part of the inner cavity of the through groove (4) is provided with a limit column (7), the outer side wall of the cam (5) is attached to the outer side wall of the limit column (7), both ends of the limit column (7) are respectively fixedly connected with the middle parts of the inner walls of both sides of the through groove (4), the lower extreme outside of cam (5) is provided with fixed column (8), fixed column (8) are located spacing post (7) under, the equal fixedly connected with fixed block (9) in both ends of fixed column (8), fixed block (9) and cam (5) fixed connection.

2. The lifting device for building construction safety of claim 1, wherein: the lower surface middle part fixedly connected with hollow jar (10) of mounting panel (3), the inner chamber middle part of hollow jar (10) is provided with sealing plug (11) with hollow jar (10) looks adaptation, the lateral wall of sealing plug (11) is connected with the inside wall laminating of hollow jar (10).

3. The lifting device for building construction safety of claim 2, wherein: the lower surface middle part fixedly connected with spliced pole (12) of sealing plug (11), the lower extreme activity of spliced pole (12) runs through the lower extreme inner wall middle part of hollow jar (10) and extends to the below of hollow jar (10), the lower extreme of spliced pole (12) and the upper surface fixed connection of car (1).

4. The lifting device for building construction safety of claim 3, wherein: the car is characterized in that a top plate (13) is arranged above the car (1), two ends of the lower surface of the top plate (13) are fixedly connected with side sliding rails (14), and the lower ends of the side sliding rails (14) are fixedly installed on the ground.

5. The lifting device for building construction safety of claim 4, wherein: the middle part of the upper surface of the top plate (13) is fixedly connected with a winch (15), and guide wheels (16) are movably arranged at two ends of the mounting plate (3).

6. The lifting device for building construction safety of claim 5, wherein: the middle parts of the fixed columns (8) are fixedly connected with steel wire ropes, the upper ends of the steel wire ropes on the two fixed columns (8) penetrate through the top plate (13) and are wound on the outer side of a winding roller on a winch (15), and the two guide wheels (16) are respectively attached to the two steel wire ropes.