CN218933660U

CN218933660U - Lifting observation stair

Info

Publication number: CN218933660U
Application number: CN202223032773.7U
Authority: CN
Inventors: 李似舜; 陈其霖; 陈昌福; 王兴国; 詹联袖
Original assignee: Sdic Minguang Sanming Urban Resources Co ltd
Current assignee: Sdic Minguang Sanming Urban Resources Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-04-28
Anticipated expiration: 2032-11-14

Abstract

The utility model provides a lifting observation stair, which comprises a base, a rotating frame and a stair body, wherein the bottom of the stair body is arranged on the rotating frame and can turn around the rotating frame; by adopting the technical scheme, the vehicle with the scrap steel is parked in front of the stair body, the staff climbs upwards through the stair body, the included angle between the stair body and the ground is adjusted by winding and unwinding the steel wire rope, the staff on the stair body can stand above the carriage of the vehicle, and the scrap steel installed in the carriage is detected, so that the lifting observation stair which does not need to enter the carriage and can be used for checking the carriage is provided.

Description

Lifting observation stair

Technical Field

The utility model relates to the field of observation stairs, in particular to a lifting observation stair.

Background

In the production process, when checking the car of dress steel scrap, carriage height is around 4.5 meters, because the carriage is higher, the people climbs the carriage, or climbs the carriage with the stair and have the potential safety hazard that falls, consequently, provides one kind and need not to get into the carriage and can carry out the lift of inspection in the carriage again and observe the stair and just become the urgent problem that needs to solve.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the problems in the prior art, the utility model provides a lifting and observing stair.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the utility model provides a stair is observed in lift, includes base, rotating turret and stair body, the bottom of stair body is installed on the rotating turret, and can be centers on the rotating turret upset, still vertical being provided with the stand on the base, the stand top is provided with the hoist engine, winding wire rope connects through connecing the leading wheel on the hoist engine the free end of stair body, the hoist engine receive and releases the reel wire rope can be to adjusting the stair body with contained angle between the base.

Preferably, the bottom of the surface of the upright post is provided with a limiting block, and when the stair body is contacted with the limiting block, an included angle between the stair body and the base is 90 degrees.

Preferably, a plurality of guard rails are arranged on the stair body at equal intervals along the vertical direction.

Preferably, the rotating frame comprises two connecting plates fixedly arranged on the base and a rotating shaft rotatably arranged between the two connecting plates, and the bottom of the stair body is fixedly arranged on the rotating shaft.

Preferably, one end of the rotating shaft is connected with a limiting mechanism for limiting the rotation of the rotating shaft, a control switch is arranged at the top of the stair body, and the control switch and the limiting mechanism are electrically connected with the single chip microcomputer.

Preferably, the limiting mechanism comprises a gear arranged at one end of the rotating shaft, a rectangular shell with an opening at the top is arranged below the gear, a limiting rack is arranged in the rectangular shell, the limiting rack can be meshed with the gear, and the telescopic end of an electric push rod arranged at the bottom of the rectangular shell is fixedly connected with the limiting rack.

Preferably, a fence is arranged on the base in a surrounding mode.

(III) beneficial effects

The utility model has the beneficial effects that: by adopting the technical scheme, the vehicle with the scrap steel is parked in front of the stair body, the staff climbs upwards through the stair body, the included angle between the stair body and the ground is adjusted by winding and unwinding the steel wire rope, the staff on the stair body can stand above the carriage of the vehicle, and the scrap steel installed in the carriage is detected, so that the lifting observation stair which does not need to enter the carriage and can be used for checking the carriage is provided.

Drawings

FIG. 1 is a schematic view of a structure of a lift observation stair;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

[ reference numerals description ]

1. A base;

2. a connecting plate;

3. a rotating shaft;

4. a stair body;

5. a guard rail;

6. a guiding wheel is connected;

7. a hoist;

8. a column;

9. a limiting block;

10. a fence;

11. a control switch;

12. a restriction mechanism; 121. a gear; 122. a rectangular housing; 123. a limit rack; 124. an electric push rod.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.

Referring to fig. 1, a first embodiment of the present utility model: the utility model provides a lift observation stair, includes base 1, rotating turret and stair body 4, and the bottom of stair body 4 is installed on the rotating turret, and can overturn around the rotating turret, still vertically is provided with stand 8 on the base 1, is provided with hoist engine 7 above stand 8, and wire rope that twines on hoist engine 7 connects the free end of stair body 4 through connecing guide wheel 6, and hoist engine 7 receive and release wire rope can adjust the contained angle between stair body 4 and base 1; during the use, the vehicle that is equipped with the steel scrap parks in the place ahead of stair body 4, and the staff upwards climbs through stair body 4, adjusts the contained angle of stair body 4 and ground through rolling up and unrolling wire rope for the staff that is located on stair body 4 can stand in the carriage top of vehicle, detects the steel scrap of installation in the carriage, thereby provides one kind and need not to get into the carriage and can carry out the lift of inspection in the carriage again observe stair.

In the embodiment, the bottom of the surface of the upright post 8 is provided with the limiting block 9, and when the stair body 4 is contacted with the limiting block 9, the included angle between the stair body 4 and the base 1 is 90 degrees; the setting of stopper 9 can avoid stair body 4 anticlockwise upset in-process, contacts hoist engine 7, causes hoist engine 7's damage.

In the embodiment, a plurality of guard rails 5 are arranged on the stair body 4 at equal intervals along the vertical direction; the safety of staff climbing has both been improved to rail guard 5's setting, can assist the staff to climb upwards again.

In this embodiment, the rotating frame includes two connecting plates 2 fixedly installed on the base 1 and a rotating shaft 3 rotatably installed between the two connecting plates 2, and the bottom of the stair body 4 is fixedly installed on the rotating shaft 3.

Referring to fig. 2 and 3, a second embodiment of the present utility model: one end of the rotating shaft 3 is connected with a limiting mechanism 12 for limiting the rotation of the rotating shaft, the top of the stair body 4 is provided with a control switch 11, the control switch 11 and the limiting mechanism 12 are electrically connected with a singlechip, the limiting mechanism 12 comprises a gear 121 arranged at one end of the rotating shaft 3, a rectangular shell 122 with an opening at the top is arranged below the gear 121, a limiting rack 123 is arranged in the rectangular shell 122, the limiting rack 123 can be meshed with the gear 121, and the telescopic end of an electric push rod 124 arranged at the bottom of the rectangular shell 122 is fixedly connected with the limiting rack 123; when the stair is used, when workers at the top of the stair body 4 perceive the safety, the control switch 11 is manually pressed, signals are transmitted to the single chip microcomputer by the control switch 11, the single chip microcomputer drives the electric push rod 124 to enable the limiting rack 123 to be meshed with the gear 121, further rotation of the rotating shaft 3 is stopped, the stair body 4 is not rotated any more, and a layer of safety guarantee is provided for the workers on the stair body 4.

In this embodiment, a fence 10 is provided around the base 1.

The working principle of the utility model is as follows: the vehicle that is equipped with the steel scrap parks in the place ahead of stair body 4, and the staff upwards climbs through stair body 4, adjusts the contained angle of stair body 4 and ground through rolling up and unrolling wire rope for the staff that is located on the stair body 4 can stand in the carriage top of vehicle, detects the steel scrap of installation in the carriage, thereby provides one kind and need not to get into the carriage and can carry out the lift of inspection in the carriage again observe the stair.

The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent changes made by the description of the utility model and the accompanying drawings, or direct or indirect application in the relevant art, are intended to be included within the scope of the utility model.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a stair is observed in lift, its characterized in that, includes base, rotating turret and stair body, the bottom of stair body is installed on the rotating turret, and can be centers on the rotating turret upset, still vertical being provided with the stand on the base, the stand top is provided with the hoist engine, winding wire rope connects through connecing the leading wheel on the hoist engine the free end of stair body, the hoist engine receive and releases the reel wire rope can be to adjusting the contained angle between the stair body with the base.

2. The lifting and observing stair according to claim 1, wherein the bottom of the surface of the upright post is provided with a limiting block, and when the stair body is contacted with the limiting block, an included angle between the stair body and the base is 90 degrees.

3. A lifting observation stair according to claim 1, wherein a plurality of guard rails are arranged on the stair body at equal intervals in the vertical direction.

4. The lifting and observing stair according to claim 1, wherein the rotating frame comprises two connecting plates fixedly installed on the base and a rotating shaft rotatably installed between the two connecting plates, and the bottom of the stair body is fixedly installed on the rotating shaft.

5. The lifting observation stair according to claim 4, wherein one end of the rotating shaft is connected with a limiting mechanism for limiting the rotation of the rotating shaft, a control switch is arranged at the top of the stair body, and the control switch and the limiting mechanism are electrically connected with a single chip microcomputer.

6. The lifting observation stair according to claim 5, wherein the limiting mechanism comprises a gear arranged at one end of the rotating shaft, a rectangular shell with an opening at the top is arranged below the gear, a limiting rack is arranged in the rectangular shell, the limiting rack can be meshed with the gear, and a telescopic end of an electric push rod arranged at the bottom of the rectangular shell is fixedly connected with the limiting rack.

7. A lifting and viewing stairway according to claim 1, characterised in that the base is provided with a fence around it.