CN111960213A

CN111960213A - Construction elevator

Info

Publication number: CN111960213A
Application number: CN202010935793.1A
Authority: CN
Inventors: 张夏
Original assignee: Glarie Elevator Co ltd
Current assignee: Suzhou kelairui Electromechanical Technology Co.,Ltd.
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2020-11-20

Abstract

The invention discloses a construction elevator. The construction elevator comprises a top beam, a power mechanism, a suspension cage, a counterweight, a control cabinet and a steel wire rope reel, wherein the top beam is arranged on a hoistway; the height of the top beam is adjustable, the control cabinet and the steel wire rope winding drum are arranged outside the well, and the suspension cage is connected with the steel wire rope winding drum through the steel wire rope. According to the construction elevator, the control cabinet and part of the steel wire rope are arranged outside the shaft, so that the construction elevator cannot be interfered and damaged by heavy weather such as heavy rain and the falling of building sundries in the shaft, the adverse effect on the work and the use of the elevator is avoided, the safety of the elevator is improved, and the personal safety of workers is guaranteed.

Description

Construction elevator

Technical Field

The invention relates to the field of elevators, in particular to a construction elevator.

Background

An elevator is a device which uses a power mechanism such as a motor, a tractor or a hydraulic cylinder to control a load bearing mechanism such as a suspension cage or a platform to ascend, and each mechanism needs to be controlled and operated by corresponding control equipment, and generally, each control equipment is integrated into an independent control cabinet to be controlled. In addition, a plurality of steel wire ropes are arranged in the elevator for connecting and lifting. In a conventional elevator, a control cabinet, a wire rope, and the like are installed in a hoistway.

Some elevators that need open air setting, for example the elevator that construction used often can meet bad weather such as heavy rain, and the rainwater falls into the well, probably floods the switch board to cause the condition of control device damage. In addition, in the construction, often have in the well that building debris (such as cement, stone, steel pipe, ironware etc.) fall, also probably cause damage to switch board and wire rope etc. to cause harmful effects to the work and the use of lift, probably appear leaking electricity and phenomenon such as out of control even, threaten staff's personal safety.

Disclosure of Invention

To solve the above problems, the present invention provides a construction elevator.

According to one aspect of the invention, a construction hoist is provided, which comprises a top beam, a power mechanism, a suspension cage, a counterweight, a control cabinet and a steel wire rope reel, wherein the top beam is arranged on a hoistway; the height of the top beam is adjustable, the control cabinet and the steel wire rope winding drum are arranged outside the well, and the suspension cage is connected with the steel wire rope winding drum through the steel wire rope.

According to the construction elevator, the control cabinet and part of the steel wire rope are arranged outside the shaft, so that the construction elevator cannot be interfered and damaged by heavy weather such as heavy rain and the falling of building sundries in the shaft, the adverse effect on the work and the use of the elevator is avoided, the safety of the elevator is improved, and the personal safety of workers is guaranteed.

In some embodiments, two rope pulleys are installed on the top of the suspension cage side by side, the steel wire rope is wound around the two rope pulleys from the bottom, and two ends of the steel wire rope are respectively connected with the power mechanism and the steel wire rope winding drum. Therefore, a specific connection mode of the suspension cage, the top beam and the steel wire rope reel is set.

In some embodiments, the sheaves have more than two and are mounted side-by-side on top of the cage. Thereby, the number of sheaves can be set according to actual conditions.

In some embodiments, a head connector is mounted on the top beam, and the wire rope is connected to the wire rope drum after passing through the head connector. Therefore, the steel wire rope can be turned by the rope head connecting piece, and the steel wire rope can be smoothly connected to the steel wire rope drum and used for being matched with the lifting of the suspension cage.

In some embodiments, the wire rope drum has more than two. Wherein, in order to connect respectively and pull many wire rope through a plurality of wire rope reels.

In some embodiments, each of the wire rope drums is mounted on a bracket and/or placed on the ground. Therefore, the installation mode of the wire rope reel can be set according to the actual environment and other conditions.

In some embodiments, a cage buffer is centrally disposed at the bottom of the hoistway, the cage buffer being located directly below the cage. Thus, when the cage moves to the bottom of the hoistway, the cage bumpers can contact the bottom of the cage, thereby cushioning the cage.

In some embodiments, a counterweight buffer is disposed about a bottom of the hoistway, the counterweight buffer being located directly below the counterweight. Thus, when the counterweight moves to the bottom of the hoistway, the counterweight buffer can contact the bottom of the counterweight to buffer the counterweight.

Drawings

Fig. 1 is a schematic structural view of a construction hoist according to an embodiment of the present invention;

FIG. 2 is a first schematic view of a portion of the construction hoist of FIG. 1;

fig. 3 is a schematic view of a part of the construction hoist shown in fig. 1.

In the figure: the device comprises a top beam 1, a power mechanism 2, a suspension cage 3, a counterweight 4, a control cabinet 5, a steel wire rope reel 6, a well 7, a steel wire rope 8, a rope pulley 9, a rope head connecting piece 11, a suspension cage buffer 12, a counterweight buffer 13 and a passage opening 14.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 schematically shows a construction hoist according to an embodiment of the present invention, and fig. 2 shows a part of the construction hoist of fig. 1; fig. 3 shows another partial structure of a construction hoist of fig. 1. As shown in fig. 1-3, the construction hoist is installed in a hoistway for construction, and mainly comprises a top beam 1, a power mechanism 2, a suspension cage 3, a counterweight 4, a control cabinet 5 and other structures, wherein the top beam 1 is installed on the hoistway 7, the power mechanism 2 is installed on the top beam 1, and the suspension cage 3 and the counterweight 4 are both arranged inside the hoistway 7 below the top beam 1 and are also connected with the power mechanism 2 through a steel wire rope 8. The power mechanism 2 can be selected from a tractor or an electric winch. In addition, the shaft 7 is provided with an access opening 14 for access at a certain height.

The proper height can be selected according to actual needs to install the top beam 1 so as to adjust the height of the top beam 1; furthermore, the top sill 1 can also be arranged to be directly adjustable up and down.

The control cabinet 5 is provided with control equipment for controlling the power mechanism 2 and the like, the control cabinet 5 is arranged outside the hoistway 7, and meanwhile, a plurality of cables can be reasonably arranged according to needs to be connected with mechanisms controlled by the control cabinet.

In addition, a wire rope reel 6 is arranged outside the well 7, the wire rope reel 6 is generally positioned at the same height with the top beam 1, and the suspension cage 3 is also connected with the wire rope reel 6 through a wire rope 8. Connect through wire rope reel 6 and receive wire rope 8, can go up and down to the pulling of cage 3 and cooperate supplementaryly.

Preferably, a rope pulley is installed on the top of the suspension cage 3, the middle part of the steel wire rope 8 is wound around the rope pulley 9 from the bottom, and the two ends of the steel wire rope 8 are respectively connected with the power mechanism 2 and the steel wire rope winding drum 6 after extending to the upper part. Further preferably, the sheave may be provided with one or a plurality mounted side by side.

Preferably, a rope end connecting piece 11 is arranged on the top beam 1, and one end of the steel wire rope 8 is connected to the steel wire rope reel 6 through the rope end connecting piece 11. Rope end connecting piece 11 can carry out the diversion to wire rope 8, makes the one end that wire rope 8 is close to cage 3 here can be partial to perpendicularly, makes cage 3 can stimulate smoothly and go up and down.

Preferably, since the steel wire ropes 8 are generally used in a plurality of numbers at the same time, a plurality of steel wire rope reels 6 may be provided for connecting with a plurality of steel wire ropes 8, respectively. Wherein, a plurality of wire rope reels 6 act on jointly can improve for the power way and the stability of cage 3 provided pulling force.

Further preferably, when the plurality of wire reels 6 are required to be fixedly mounted, the mounting of each wire reel 6 on a bracket, the placement on the ground, or other suitable mounting means may be selected according to circumstances.

Preferably, at least one cage buffer 12 is provided at the bottom of the hoistway 7, wherein the cage buffer 12 is located directly below the cage 3, and when the cage 3 moves to the bottom of the hoistway 7, the cage buffer 12 can contact the bottom of the cage 3 to buffer the descending motion of the cage 3.

Preferably, at least one counterweight buffer 13 is further provided at the bottom of the hoistway 7, wherein the counterweight buffer 13 is located directly below the counterweight 4, and when the counterweight 4 moves to the bottom of the hoistway 7, the counterweight buffer 13 can contact the bottom of the counterweight 4, thereby buffering the downward movement of the counterweight 4.

According to the construction elevator, the control cabinet 5 is arranged outside the well 7, and the steel wire rope reel 6 is arranged to arrange a part of the steel wire rope 8 outside the well 7, so that control equipment in the control cabinet 5 and the part of the steel wire rope 8 cannot be submerged due to water accumulation in the well 7 caused by heavy rain, and cannot be damaged due to falling of building sundries (such as cement, stones, steel pipes, iron pieces and the like) in the well 7, therefore, adverse effects on the operation and use of the elevator are avoided, the safety of the elevator is improved, and the personal safety of workers is guaranteed.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims

1. A construction elevator characterized in that: the lifting device comprises a top beam (1), a power mechanism (2), a lifting cage (3), a counterweight (4), a control cabinet (5) and a steel wire rope reel (6), wherein the top beam (2) is installed on a hoistway (7), the power mechanism (2) is installed on the top beam (1), and the lifting cage (3) and the counterweight (4) are both positioned below the top beam (1) and are connected with the power mechanism (2) through a steel wire rope (8); the height of the top beam (1) is adjustable, the control cabinet (5) and the steel wire rope reel (6) are arranged outside the well (7), and the suspension cage (3) is connected with the steel wire rope reel (6) through the steel wire rope (8).

2. A construction hoist according to claim 1, characterized in that: rope sheave (9) is installed at the top of cage (3), wire rope (8) are walked around rope sheave (9) and its both ends respectively with power unit (2) with wire rope reel (6) are connected.

3. A construction hoist according to claim 2, characterized in that: the rope wheels (9) are more than two and are arranged on the top of the suspension cage (3) side by side.

4. A construction hoist according to claim 1, characterized in that: a rope head connecting piece (11) is installed on the top beam (1), and the steel wire rope (8) is connected to the steel wire rope winding drum (6) after passing through the rope head connecting piece (11).

5. A construction hoist according to claim 1, characterized in that: the number of the wire rope drums (6) is more than two.

6. A construction hoist according to claim 5, characterized in that: each of the wire rope drums (6) is mounted on a support and/or placed on the ground.

7. A construction hoist according to claim 1, characterized in that: the bottom of well (7) is provided with cage buffer (12), cage buffer (12) are located under cage (3).

8. A construction hoist according to claim 1, characterized in that: a counterweight buffer (13) is arranged around the bottom of the hoistway (7), and the counterweight buffer (12) is positioned under the counterweight (4).