CN216764172U

CN216764172U - Material product conveying and lifting device

Info

Publication number: CN216764172U
Application number: CN202122632135.8U
Authority: CN
Inventors: 闫洪坤; 王凡; 吴雄伟; 刘晓蒙; 刘金鹏; 李旻; 戴进
Original assignee: Material Branch Of Guoneng Liaoning Environmental Protection Industry Group Co ltd
Current assignee: Material Branch Of Guoneng Liaoning Environmental Protection Industry Group Co ltd
Priority date: 2021-10-30
Filing date: 2021-10-30
Publication date: 2022-06-17
Anticipated expiration: 2031-10-30

Abstract

The utility model provides a material product conveying and lifting device, which solves the problem that a lifting platform of the existing material lifting machine is still dangerous when a safety door is not closed, and adopts the technical scheme that: the safety door corresponding to the lifting platform is a flat-pushing type grating door, a limiting pedal for turning and crimping the lifting platform is arranged at the front part below the lifting platform, the root of the limiting pedal is connected with a transverse rotating shaft, the transverse rotating shaft is connected with the lower end of a rotating shaft of a door leaf through a reversing transmission mechanism, and a floor wallboard is provided with a positioning lock; the bottom of the door frame at the other side is provided with a limiting stop lever, and the limiting stop lever is provided with a rotating handle through the upper end of the vertical rotating shaft. Prevent that operating personnel from to lift platform maloperation when opening the emergency exit, avoid the operating personnel bodily injury that causes, realize essential safety, also make things convenient for the maintenance personal to shut down the maintenance simultaneously, be suitable for enterprise safety in production. Is suitable for the safety production of enterprises.

Description

Material product conveying and lifting device

Technical Field

The utility model relates to lifting carrying equipment, in particular to a material product conveying and lifting device which is suitable for safely conveying and lifting material products.

Background

At present, when chemical products are produced by enterprises in the chemical field, materials are often required to be added into a large stirring mixer and a reaction kettle, for example, the enterprise of the applicant needs to carry the materials during dry powder production, a field operator carries the materials from a first floor to a second floor working platform, the materials are carried in a stair mode, the labor intensity is greatly increased, and meanwhile, the labor efficiency is reduced. After the elevator is installed to realize the material handling function, the potential safety hazard of operation and the inconvenience of maintenance and operation still exist. The used elevator mainly comprises a lifting platform driven by a driving motor, power distribution control equipment and a rope traction part, and simple grid safety doors are arranged at the entrances and exits of the high-rise platform and the bottom platform corresponding to the lifting platform. Because at production work, the workman of controlling the lifting machine and carrying the material at high-rise and bottom platform can not master the condition at high-rise and bottom simultaneously, consequently very easily under the condition that the emergency exit did not close, starts the lifting machine and carries out lifting operation, takes place the incident, for avoiding the hidden danger that the maloperation brought, the safety improvement to on-the-spot lifting machine of urgent need enhancement.

Disclosure of Invention

The utility model aims to provide a material product conveying and lifting device, which solves the problem that the lifting platform of the existing material lifting machine still runs to cause danger when a safety door is not closed, and limits the lifting platform to run when the safety door is open so as to ensure the safety of workers.

The technical scheme adopted by the utility model is as follows: this material product carries hoisting device includes: by driving motor, distribution control equipment and hoist and lower floor's platform that the part drove, the high-rise and bottom platform access & exit that correspond at lift platform are provided with the emergency exit, and its technical essential is: the safety door is an outward horizontal pushing type grating door arranged through a door leaf rotating shaft of a door frame on one side, a limiting pedal used for turning and pressing a lifting platform is arranged at the front part below the safety door, the roots on two sides of the limiting pedal are connected with a transverse rotating shaft through radial connecting columns, the transverse rotating shaft is connected with the lower end of the door leaf rotating shaft through a reversing transmission mechanism, a groove is arranged at the rear part of the limiting pedal, and a floor bedplate is connected with an extension bedplate extending to the limiting pedal groove; a positioning lock is arranged on the floor wall plate correspondingly attached to the door leaf opening side of the safety door; and a limiting stop rod which is rotatably inserted into the bottom of the front edge of the lifting platform is arranged at the bottom of the doorframe at the other side, and a rotating handle is arranged at the upper end of the limiting stop rod through the vertical rotating shaft.

The corresponding edges of the groove behind the limiting pedal and the extending bedplate are provided with bevel edge edges.

The outer edge of the lifting platform is provided with a lap joint opening corresponding to the limiting pedal.

The door leaf rotating shaft fixes the door leaf of the safety door through the connecting arm.

The upper end of the vertical rotating shaft is provided with a safety door leaf rotating push handle.

The utility model has the following positive effects: according to the utility model, the limiting pedal for turning and crimping towards the lifting platform is arranged at the front part below the safety door, and the lower end of the door leaf rotating shaft of the safety door is connected with the transverse rotating shaft of the limiting pedal through the reversing transmission mechanism, so that the limiting pedal can be turned downwards by opening the door leaf of the safety door to be lapped on the lifting platform and is limited and crimped towards the lifting platform, and the limiting pedal is driven to turn upwards when the door leaf of the safety door is closed, so that the limiting pedal is separated from the limit of the lifting platform; it is provided with the spacing shelves pole that is used for rotating to insert lift platform forward position bottom still in opposite side door frame bottom, therefore centre gripping lift platform forward position about spacing footboard and the spacing shelves pole can prevent that operating personnel from to the lift platform maloperation when opening the emergency exit, avoids the operating personnel bodily injury that causes, realizes essential safety, also makes things convenient for the maintenance personal to shut down the maintenance simultaneously, is suitable for enterprise's safety in production.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

figure 2 is a schematic view of the outer front side structure of the safety door of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

fig. 4 is a structural view illustrating an opened state of the safety door of fig. 3;

fig. 5 is a plan view of the safety door of fig. 2 in an opened state.

The sequence numbers in the figures illustrate: the device comprises a lifting platform 1, a driving motor 2, a power distribution control device 3, a rope pulling part 4, a safety door 5, a floor bedplate 6, a door leaf 7, a door leaf 8, a door leaf rotating push handle 9, a door leaf rotating shaft 10, a limit pedal 11, a reversing transmission mechanism 11, a transverse rotating shaft 12, a groove 13, a limit stop lever 14, a vertical rotating shaft 15, a rotating handle 16, a connecting arm 17, a radial connecting column 18, an extension bedplate 19, a bevel edge 20, a lap joint 21 and a positioning lock 22.

Detailed Description

Referring to fig. 1 to 5, a detailed structure of the present invention is illustrated, in a first embodiment, as shown in fig. 1, a material product conveying and lifting device, which includes: the lifting platform 1 is driven by a driving motor 2, a power distribution control device 3 and a rope traction part 4 and is used for conveying workshop materials from the first floor to the second floor, and safety doors 5 are arranged at the entrances and exits of high-rise and bottom-floor platforms corresponding to the lifting platform. As shown in fig. 2 and 3, wherein the safety door is an outward flat-pushing type grille door, the door leaf 7 is opened and closed by rotating the door leaf rotating shaft 9 of the door frame on one side, a turnover type limiting pedal 10 is arranged in front of the lower part of the safety door 5 and used for turning and pressing the lifting platform 1, the front edge of the limiting pedal 10 can be pressed on the front edge of the bedplate of the lifting platform in a lap joint manner, the roots of two sides of the limiting pedal are connected with a transverse rotating shaft 12 through a radial connecting column 18, the transverse rotating shaft 12 is assembled at the bottoms of upright posts of the door frames on two sides of the safety door, one end of the transverse rotating shaft is connected with the lower end of the door leaf rotating shaft 9 through a reversing transmission mechanism 11, and the reversing transmission mechanism can adopt a corner gear mechanism to form 90-degree right-angle reversing transmission. The rear part of the limit pedal 10 is provided with a groove 13, the floor bedplate 6 is connected with an extension bedplate 19 extending to the limit pedal groove 13, and when the limit pedal turns to a horizontal position state, the limit pedal and the extension bedplate are kept on the same plane. As shown in fig. 4, the floor wall plate corresponding to the opening side of the door leaf 7 of the safety door is provided with a positioning lock 22, and the positioning lock can be positioned by a positioning bolt or a magnetic catch lock. The bottom of the doorframe on the other side is provided with a limit stop rod 14, the root of the limit stop rod is connected with a vertical rotating shaft 15, the upper end of the vertical rotating shaft is provided with a rotating handle 16, the rotating handle drives the limit stop rod to rotate and insert into the bottom of the front edge of the lifting platform, and the front edge of the lifting platform 1 can be vertically clamped through a limit pedal 10 and the limit stop rod 14 to longitudinally position the lifting platform.

As a further improvement, the corresponding edges of the groove at the rear part of the limiting pedal and the extension bedplate are provided with bevel edge edges 20, so that the gap between the limiting pedal and the extension bedplate after the limiting pedal is turned over can be reduced.

As a further improvement, the outer edge of the lifting platform is provided with a lapping opening 21 corresponding to the limiting pedal, so that the height difference between the front edge of the bedplate of the lifting platform and the overturning limiting pedal is avoided.

As a further improvement, the door leaf rotating shaft fixes the door leaf of the safety door through the connecting arm 17, and a storage space can be reserved for the limiting pedal.

As a further improvement, the upper end of the vertical rotating shaft is provided with a door leaf rotating push handle of the safety door, so that the safety door can be conveniently opened in a short distance.

The working process and principle are as follows: as shown in fig. 4 and 5, when the lifting platform 1 stops at the safety door opening at the bottom layer, the closed safety door leaf 7 can be manually opened, and simultaneously, the limiting pedal 10 is driven to turn over, and the front edge of the lifting platform is lapped at the edge of the lifting platform; then, the rotating handle 16 of the doorframe on the other side is rotated to drive the limit stop rod to rotate and insert into the bottom of the front edge of the lifting platform, the front edge of the lifting platform can be clamped up and down through the limit pedal and the limit stop rod, the lifting platform is longitudinally positioned, then the positioning lock is used for preventing the lifting platform from moving up and down, at the moment, the lifting platform cannot be started by a high-rise building, at the moment, materials can be transported to the lifting platform, and danger caused by misoperation of personnel is avoided; after the materials are transported, the positioning lock is opened, the limiting stop lever is rotated back, the safety door is closed, the limiting pedal is driven to be turned upwards to loosen the lifting platform, the lifting platform can move up and down, and the safe operation is kept; the operation can be repeated when the material arrives at the high-rise safety gate, the material is conveyed safely, and the safe production is guaranteed.

In conclusion, the purpose of the utility model is achieved.

Claims

1. A material product conveying and lifting device comprising: by the lift platform that driving motor, distribution control equipment and noose pull part drove, be provided with emergency exit, its characterized in that at the high-rise and bottom platform access & exit that lift platform corresponds: the safety door is an outward horizontal pushing type grating door arranged through a door leaf rotating shaft of a door frame on one side, a limiting pedal used for turning and pressing a lifting platform is arranged at the front part below the safety door, the roots on two sides of the limiting pedal are connected with a transverse rotating shaft through radial connecting columns, the transverse rotating shaft is connected with the lower end of the door leaf rotating shaft through a reversing transmission mechanism, a groove is arranged at the rear part of the limiting pedal, and a floor bedplate is connected with an extension bedplate extending to the limiting pedal groove; the floor wall plate correspondingly attached to the door leaf opening side of the safety door is provided with a positioning lock; and a limiting stop lever which is rotatably inserted into the front edge bottom of the lifting platform is arranged at the bottom of the doorframe at the other side, and a rotating handle is arranged at the upper end of the limiting stop lever through a vertical rotating shaft.

2. The material product transport lifting device of claim 1, wherein: the corresponding edges of the groove behind the limiting pedal and the extending bedplate are provided with bevel edge edges.

3. The material product transport lifting device of claim 1, wherein: the outer edge of the lifting platform is provided with a lap joint opening corresponding to the limiting pedal.

4. The material product conveying and lifting device according to claim 1, wherein: the door leaf rotating shaft fixes the door leaf of the safety door through the connecting arm.

5. The material product conveying and lifting device according to claim 1, wherein: the upper end of the vertical rotating shaft is provided with a safety door leaf rotating push handle.