CN215160084U

CN215160084U - Electric lifting platform

Info

Publication number: CN215160084U
Application number: CN202121248265.5U
Authority: CN
Inventors: 邹祥
Original assignee: Sichuan Lianli Hydraulic Machinery Co ltd
Current assignee: Sichuan Lianli Hydraulic Machinery Co ltd
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2021-12-14
Anticipated expiration: 2031-06-05

Abstract

The utility model discloses an electric lifting platform, which relates to the related technical field of lifting platforms, comprising a frame arranged in a well, wherein the top end of the frame is provided with a brake motor, a speed reducer and bearing seats, the frame comprises a top cabin and guide rails, two groups of bearing seats are arranged in the top cabin, a power output shaft of the speed reducer is connected with guide wheels in one group of the bearing seats through a shaft coupling, the guide wheels in the two groups of the bearing seats are connected through a transmission chain, the guide rails are in H-shaped structures, the side surfaces of the guide rails are slidably provided with counterweight blocks, a lift car is slidably arranged between the four guide rails, the side surface of the counterweight block is connected with the side surface of the guide rail in a sliding way through the counterweight guide shoe, the side surface of the cage is connected with the guide rail in a sliding way through the cage guide shoe, and one side of the car guide shoe close to the car is attached to the inner wall of one side of the guide rail, and the adjacent guide rails are fixed through guide rail connecting plates. Through the cooperation of above each device use, can make the more stable of electric lift platform operation, can reduce the potential safety hazard.

Description

Electric lifting platform

Technical Field

The utility model relates to a lifting platform correlation technique field specifically is an electric lifting platform.

Background

Electric lift platform utilizes motor and reduction gear to drive the traction sheave more and rotates, lean on the traction force that towline and traction sheave friction produced, realize the car and heavily elevating movement, reach the transportation purpose, but electric lift platform is in the practical application in-process, when strong wind weather appears, stronger air current can fill towards the inside of well, cause the inside turbulent air current that produces of well, the operation that can make electric lift platform becomes unstable inadequately, there is certain potential safety hazard, put forward a more stable electric lift platform of work with this specially, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric lift platform to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric lifting platform, is including setting up in the inside frame of well, and the top of frame is provided with brake motor, speed reducer and bearing frame, and the frame includes top cabin and guide rail, and two sets of are installed to the inside bearing frame in top cabin, and the power output shaft of speed reducer passes through the shaft coupling to be connected with the inside leading wheel of a set of bearing frame wherein, and connects through drive chain between the inside leading wheel of two sets of bearing frames, provides stable power for the lift of car.

The guide rail is H type structure, and the side slidable mounting of guide rail has counterweight block, and the guide rail is provided with four, and slidable mounting has the car between four guide rails, and the car passes through the towline to be connected with counterweight block, makes the process that the car goes up and down more mild, and less pause is frustrated.

Preferably, the top surface of the top cabin is integrally provided with a guardrail, and a bearing frame used for mounting a brake motor, a speed reducer and a bearing seat is arranged in the top cabin close to the bottom end, so that certain safety guarantee is provided for electrical component maintenance.

Preferably, the side surface of the counterweight block is in sliding connection with the side surface of the guide rail through the counterweight guide shoe, so that collision between the counterweight block and the guide rail is avoided.

Preferably, the side of the car is slidably connected with the guide rail through the car guide shoe, and one side of the car guide shoe close to the car is attached to the inner wall of one side of the guide rail, so that the lifting process of the guide rail is more stable.

Preferably, the four guide rails are respectively arranged at the bottom side of the top cabin close to the corners, and the adjacent guide rails are fixed through guide rail connecting plates to fix the direction of the guide rails.

Preferably, the guide rail connecting plates are arranged on the side surfaces of the guide rails, and the direction of the guide rail connecting plates is flush with the direction of the bottom side of the car.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an electric lift platform through setting the guide rail to the H type, can obviously promote the mechanical strength of guide rail, can also make simultaneously to be connected between car and the guide rail inseparabler, can prevent effectively that the car from the skew and the wobbling condition from appearing in the lift in-process, promotes the security performance of electric lift platform operation.

Drawings

FIG. 1 is a schematic view of a frame structure according to an embodiment of the present invention;

fig. 2 is a schematic view of a partial structure of a guide rail according to an embodiment of the present invention.

In the figure: 1. a frame; 2. a bearing seat; 3. a top compartment; 31. a guardrail; 32. a bearing frame; 4. a guide rail; 41. a guide rail connecting plate; 5. a coupling; 6. to the pouring weight; 7. a car; 71. the car guide shoe.

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.

Example 1

Referring to fig. 1-2, the present embodiment provides an electric lifting platform, which includes a frame 1 disposed inside a hoistway, a brake motor, a speed reducer, and a bearing seat 2 disposed at a top end of the frame 1, wherein the brake motor drives a traction sheave to rotate after speed change of the speed reducer, and the lift car 7 and a counterweight 6 are lifted by traction force generated by friction between a traction rope and the traction sheave, so as to achieve transportation.

Frame 1 includes top cabin 3 and guide rail 4, and top cabin 3 implements effective isolation to electrical components to set up guardrail 31 on the top of top cabin 3, can provide certain guard action for the staff who maintains electrical components, guide rail 4 extends vertical direction setting, can inject the direction of motion of car 7.

Two sets of are installed to the inside bearing frame 2 in overhead bin 3, and the power output shaft of speed reducer passes through shaft coupling 5 to be connected with the inside leading wheel of a set of bearing frame 2 among them, can realize the inside leading wheel synchronous rotation of two sets of bearing frames 2, and connects through drive chain between the inside leading wheel of two sets of bearing frames 2.

The guide rails used by the traditional electric lifting platform are of a T-shaped structure, along with the long-term use of the electric lifting platform, the car guide shoes 71 and the guide rails 4 are easily abraded, and the guide rails 4 are easily deformed due to mechanical fatigue, so that the car 7 swings and deflects in the lifting process.

The guide rail 4 is of an H-shaped structure, the guide rail 4 of the H-shaped structure can correspondingly improve the mechanical strength of the guide rail 4, the situation that the cage guide rail 71 is separated from the guide rail 4 can be effectively prevented, the lifting process of the cage 7 can be more stable, and the safety performance of the electric lifting platform can be effectively improved.

The counterweight 6 is arranged on the side surface of each guide rail 4 in a sliding mode, the four guide rails 4 are provided, the cars 7 are arranged among the four guide rails 4 in a sliding mode, the cars 7 are connected with the counterweight 6 through the hoisting ropes, the lifting of the cars 7 can be more stable, and the pause feeling is reduced.

And a bearing frame 32 for mounting a brake motor, a speed reducer and the bearing seat 2 is arranged in the top cabin 3 close to the bottom end, and the space between the bearing frames 32 is convenient for throwing the hauling rope and the transmission chain.

The side of the counterweight 6 is connected with the side of the guide rail 4 through the counterweight guide shoe in a sliding manner, so that the counterweight 6 can be effectively prevented from being separated from the guide rail 4, and the counterweight 6 and the guide rail 4 are prevented from being collided.

The side surface of the car 7 is slidably connected to the guide rail 4 via a car guide shoe 71, and the side of the car guide shoe 71 close to the car 7 is attached to the inner wall of the guide rail 4, so that the traveling locus of the car 7 is strictly limited, and the lifting of the car 7 is further stabilized.

Four guide rails 4 divide and locate the bottom side of overhead compartment 3 and be close to the corner, and it is fixed through guide rail connecting plate 41 between the adjacent guide rail 4, make the distance between the guide rail 4 invariable, can also effectively prevent to take place angular deviation between the guide rail 4 simultaneously, can restrict car 7 between four guide rails 4, promote the stability that car 7 goes up and down.

Example 2

Referring to fig. 1, a further improvement is made on the basis of embodiment 1: the rail connecting plates 41 are provided in plural on the side surface of the rail 4, and the relative positions of the four rails 4 can be effectively fixed by using the rail connecting plates 41 in cooperation, thereby preventing the rails 4 from being relatively deflected.

The direction of the guide rail connecting plate 4 is flush with the direction of the bottom side of the car 7, a reference object can be provided for the advancing direction of the car 7, the advancing state of the car 7 can be accurately judged, the abnormal working state of the car 7 can be found in time, and the safe operation of the electric lifting platform is guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric lift platform, is including setting up in inside frame (1) of well, the top of frame (1) is provided with brake motor, speed reducer and bearing frame (2), its characterized in that: the frame (1) comprises a top cabin (3) and guide rails (4), two groups of bearing seats (2) are arranged in the top cabin (3), a power output shaft of a speed reducer is connected with guide wheels in one group of bearing seats (2) through a coupler (5), and the guide wheels in the two groups of bearing seats (2) are connected through a transmission chain;

guide rail (4) are H type structure, the side slidable mounting of guide rail (4) has counterweight block (6), guide rail (4) are provided with four, and four slidable mounting has car (7) between guide rail (4), car (7) are connected with counterweight block (6) through the towline.

2. An electrically powered lift platform as claimed in claim 1 wherein: the top surface of the top cabin (3) is integrally provided with a guardrail (31), and a bearing frame (32) used for installing a brake motor, a speed reducer and a bearing seat (2) is arranged at the position, close to the bottom end, in the top cabin (3).

3. An electrically powered lift platform as claimed in claim 1 wherein: the side surface of the counterweight block (6) is connected with the side surface of the guide rail (4) in a sliding way through a counterweight guide shoe.

4. An electrically powered lift platform as claimed in claim 1 wherein: the side of car (7) leads boots (71) and guide rail (4) sliding connection through the car, and the car leads boots (71) and is close to the inner wall laminating of one side of car (7) and guide rail (4).

5. An electrically powered lift platform as claimed in claim 1 wherein: the four guide rails (4) are respectively arranged at the bottom side of the top cabin (3) close to the corners, and the adjacent guide rails (4) are fixed through guide rail connecting plates (41).

6. An electrically powered lift platform according to claim 5 wherein: the guide rail connecting plates (41) are arranged on the side surfaces of the guide rails (4), and the direction of the guide rail connecting plates (41) is flush with the direction of the bottom side of the lift car (7).