WO2020221328A1

WO2020221328A1 - Car frame for stell belt elevator

Info

Publication number: WO2020221328A1
Application number: PCT/CN2020/087930
Authority: WO
Inventors: 薄建林; 周寅
Original assignee: 苏州帝奥电梯有限公司
Priority date: 2019-04-30
Filing date: 2020-04-30
Publication date: 2020-11-05
Also published as: CN110203797A

Abstract

Disclosed is a car frame for an steel belt elevator. The car frame comprises two longitudinal beams (1) arranged in parallel, an upper beam assembly (2) and a lower beam assembly (3), wherein the upper beam assembly (2) and the lower beam assembly (3) are connected between the two longitudinal beams (1). Each longitudinal beam (1) comprises a main side plate (11) and auxiliary side plates (12) arranged on both sides of the main side plate (11), and the main side plates of the two longitudinal beams (1) are arranged face to face. The upper beam assembly (2) comprises upper beams (21) and an upper connecting plate (22). The lower beam assembly (3) comprises lower beams (31) and lower connecting plates (32), the lower beams (31) are arranged parallel to the upper beams (21), the lower connecting plates (32) are arranged perpendicular to the longitudinal beams (1) and the lower beams (31), through mounting holes are formed in the two lower connecting plates (32), and the two ends of each lower beam (31) penetrate through the opposite mounting holes (33) in the two lower connecting plates (32) in a fixed manner. According to the car frame for the steel belt elevator, the auxiliary side plates of the upper beams and the longitudinal beams are fixed by bolt assemblies or by welding, which reduces the overall height of the car frame. The lower connecting plates and the lower beams in the lower beam assembly are fixed in an interpenetrating manner, and a diversion sheave assembly is arranged between two wing plates to be rotationally connected to the lower beams, thereby reducing the required shaft depth and further decreasing the overall height of the car frame.

Description

Car frame for steel belt elevator

Technical field

The invention relates to the elevator industry, in particular to a car frame for a steel belt elevator.

Background technique

The car frame of the existing steel belt elevator mainly includes a longitudinal beam, an upper beam and a lower beam connected to the upper and lower ends of the longitudinal beam, and other accessories installed on the longitudinal beam, the upper beam and the lower beam. At present, other accessories are To avoid mutual interference, they will be arranged on the longitudinal beams, upper beams and lower beams in an orderly manner. Therefore, the overall height of the car frame is required to be higher, and the upper limit of the hoistway and the bottom of the pit are larger.

Summary of the invention

The object of the present invention is to provide a car frame for a steel belt elevator with a compact structure.

In order to achieve the above objective, the technical solution adopted by the present invention is: a steel belt elevator car frame, which includes two longitudinal beams arranged in parallel, and an upper beam assembly and a lower beam connected between the two longitudinal beams Components, the oil cup, the safety pin and the safety gear lifting mechanism installed on the upper beam component, the reverse sheave component and the bracket installed on the lower beam component, the upper beam component, the lower beam component and The longitudinal beams constitute the frame,

The longitudinal beam is made of channel steel, and the notches of the two longitudinal beams are arranged opposite to each other. Each longitudinal beam includes a main side plate and a secondary side plate arranged on both sides of the main side plate. The main side panels of the longitudinal beams are arranged oppositely;

The upper beam assembly includes two upper beams arranged in parallel and an upper connecting plate connected between the upper beams, and the upper beams are respectively fixedly connected to the secondary side plates on the same side of the two longitudinal beams on;

The lower beam assembly includes two lower beams arranged in parallel and a lower connecting plate respectively fixedly connected to the main side plate of the longitudinal beam, the lower beam and the upper beam are arranged in parallel, and the lower connecting The plate is arranged perpendicular to the longitudinal beam and the lower beam, the two lower connecting plates are provided with through mounting holes, and the two ends of the lower beam are respectively fixed through the two lower connecting plates. In the opposite mounting holes of the board.

Optimally, the guide shoes of the car frame are fixed on the upper end and the lower end of the two opposite sides of the main side panels.

Optimally, the safety gear lifting mechanism includes a lifting connecting plate with one end fixedly connected to the upper beam and the other end extending toward the outside of the frame, and passing through the other end of the lifting connecting plate The rotating rod on the upper part is sleeved on the rotating rod and the two ends are respectively fixedly connected to the lifting connecting plate and the rotating rod. One end is fixed to the lifting connecting rod on the rotating rod to rotate A lifting connecting plate connected to the middle of the lifting connecting rod, a safety switch fixedly mounted on the lifting connecting plate, and a switch board fixed on the lifting connecting rod, the safety switch is located in the switch On the path of playing board.

Further, a guide plate is provided below the guide shoe on the upper part of the longitudinal beam, a guide groove is provided on the guide plate, a trigger rod is provided in the guide groove, and the other end of the pulling link is provided There is a trigger hole and the trigger hole is sleeved on the trigger rod.

Further, the upper end of the secondary side plate connected to the upper beam with the lifting mechanism is provided with a relief groove, and the lifting connecting rod is composed of and formed by a first connecting rod, a second connecting rod and a third connecting rod. In a zigzag shape, the first connecting rod is fixedly connected with the rotating rod, and the third connecting rod passes through the relief groove.

Optimally, the lower connecting plate is made of channel steel and includes a main plate and two parallel wing plates, the mounting holes are provided on the main plate, and the anti-rope wheel assembly is rotatably connected to the lower beam And it is located between the two wings of the lower connecting plate itself.

Further, between the secondary side plate and the upper wing plate is provided with a diagonal brace for reinforcement.

Due to the application of the above technical solutions, the present invention has the following advantages compared with the prior art: the present invention uses the upper beam and the secondary side plate of the longitudinal beam to be fixed by bolt assembly or welding to reduce the overall height of the car frame, and the lower beam assembly The connecting plate and the lower beam are interspersed and fixed, and the anti-rope wheel assembly is arranged between the two wing plates and simultaneously connected to the lower beam, which reduces the required depth of the shaft and further reduces the overall height of the car frame.

Description of the drawings

Figure 1 is a three-dimensional view of the present invention;

Figure 2 is a partial view A of Figure 1;

Figure 3 is a partial view B of Figure 1;

Figure 4 is a schematic diagram of the structure of the safety gear lifting mechanism.

Detailed ways

The present invention will be further described below in conjunction with the embodiments shown in the drawings.

As shown in Figure 1, the steel belt elevator car frame includes two longitudinal beams 1 arranged in parallel, an upper beam assembly 2 and a lower beam assembly 3 connected between the two longitudinal beams 1, and installed on the upper beam assembly 2. The oil cup 4, the safety pin 5 and the safety gear lifting mechanism 6, the reverse sheave assembly 7 and the bracket 8 installed on the lower beam assembly 3, the upper beam assembly 2, the lower beam assembly 3 and the longitudinal beam 1 constitute the frame body 9.

The longitudinal beam 1 is made of channel steel, and the notches of the two longitudinal beams 1 are arranged opposite to each other. Each longitudinal beam 1 includes a main side plate 11 and a secondary side plate 12 arranged on both sides of the main side plate 11. Two longitudinal beams The main side plates 11 of 1 are arranged oppositely; the upper beam assembly 2 includes two upper beams 21 arranged in parallel and an upper connecting plate 22 connected between the upper beams 21, and the upper beams 21 are respectively fixedly connected to the two longitudinal beams 1. On the secondary side plate 12 on the same side of the same side, the upper end surface of the upper connecting plate 22 is fixedly connected to the lower end surface of the upper beam 21, and the end of the upper beam 21 has an extension 23 extending toward the lower beam assembly, and the extension is clamped in On the outside of the upper connecting plate 22, the side walls of the upper connecting plate 22 are fixedly connected to the main side plate 11; the lower beam assembly 3 includes two lower beams 31 arranged in parallel and a main side plate 11 fixedly connected to the longitudinal beam 1 The upper lower connecting plate 32, the lower beam 31 and the upper beam 21 are arranged in parallel, the lower connecting plate 32 is arranged perpendicular to the longitudinal beam 1 and the lower beam 31, the two lower connecting plates 32 are provided with through mounting holes 33, The two ends of the beam 31 are respectively fixed and penetrated in the opposite mounting holes 33 of the two lower connecting plates 32. There are two upper beams 21 and two lower beams 31 and they are respectively located on both sides of the plane where the longitudinal beam 1 is located. The upper beam 21 and the secondary side plate of the longitudinal beam 1 are fixed by bolt assemblies or welding to reduce the overall height of the car frame.

The guide shoe 0 of the car frame is fixed on the upper end and the lower end of the side surfaces of the two main side panels 11 opposite to each other.

The safety gear lifting mechanism 6 includes a lifting connecting plate 61 with one end fixedly connected to the upper beam 21 and the other end extending toward the outside of the frame 9, and a rotating rod 62 passing through the other end of the lifting connecting plate 61 , The spring 63 sleeved on the rotating rod 62 and the two ends are respectively fixedly connected to the lifting connecting plate 61 and the rotating rod 62, one end is fixed to the lifting connecting rod 64 on the rotating rod 62, and is rotatably connected to the lifting connecting The lifting connecting plate 65 on the middle of the rod 64, the safety switch 66 fixedly installed on the lifting connecting plate 61 and the switch triggering plate 67 fixed on the lifting connecting rod 64, the safety switch 66 is located in the path of the switch triggering plate 67 on. A guide plate 68 is provided under the guide shoe 0 on the upper part of the longitudinal beam 1, a guide groove 69 is provided on the guide plate 68, a trigger rod 60 is provided in the guide groove 69, and a trigger hole is provided on the other end of the pulling link 64 And the trigger hole 610 is sleeved on the trigger rod 60. The upper end of the secondary side plate 12 connected to the upper beam 21 of the safety gear lifting mechanism 6 is provided with a relief groove 13, and the lifting link 64 is composed of a first link 641, a second link 642, and a third link. The rods 643 are composed of and form a Z-shape, the first connecting rod 641 is fixedly connected to the rotating rod 62, and the third connecting rod 643 passes through the relief groove 13.

The lower connecting plate 32 is made of channel steel. It includes a main board 321 and two parallel wing plates 322. The mounting holes 33 are provided on the main board 321. The anti-rope assembly 7 is rotatably connected to the lower beam 31 and is located on the lower connecting plate 32. Between its own two wings 322. The lower connecting plate 32 and the lower beam 31 are interspersed and fixed, and the anti-sheave assembly 7 is arranged between the two wing plates 322 and simultaneously connected to the lower beam 31 rotatably, reducing the required depth of the hoistway and further reducing the overall height of the car frame. Between the secondary side plate 12 and the upper wing plate 322 is provided a reinforcing inclined plate 34.

The oil cup 4 is provided at both ends of the upper beam assembly 2, and its end facing the outer side of the frame 9 is provided with a notch 41 matching the guide slide groove 01 on the guide shoe 0. It can not only provide continuous lubrication but also play an auxiliary guiding role.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and their purpose is to enable those familiar with the technology to understand the content of the present invention and implement them accordingly, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

A car frame for a steel belt elevator, which includes two longitudinal beams arranged in parallel, an upper beam assembly and a lower beam assembly connected between the two longitudinal beams, and an oil cup installed on the upper beam assembly , Safety bolt and safety gear lifting mechanism, anti-rope assembly and bracket installed on said lower beam assembly, said upper beam assembly, lower beam assembly and longitudinal beam constitute a frame, characterized in that:

The longitudinal beam is made of channel steel, and the notches of the two longitudinal beams are arranged opposite to each other. Each longitudinal beam includes a main side plate and a secondary side plate arranged on both sides of the main side plate. The main side panels of the longitudinal beams are arranged oppositely;

The upper beam assembly includes two upper beams arranged in parallel and an upper connecting plate connected between the upper beams, and the upper beams are respectively fixedly connected to the secondary side plates on the same side of the two longitudinal beams on;

The lower beam assembly includes two lower beams arranged in parallel and a lower connecting plate respectively fixedly connected to the main side plate of the longitudinal beam, the lower beam and the upper beam are arranged in parallel, and the lower connecting The plate is arranged perpendicular to the longitudinal beam and the lower beam, the two lower connecting plates are provided with through mounting holes, and the two ends of the lower beam are respectively fixed through the two lower connecting plates. In the opposite mounting holes of the board;

The guide shoes of the car frame are fixed on the upper end and the lower end of the two opposite sides of the main side panels;

The safety gear lifting mechanism includes a lifting connecting plate with one end fixedly connected to the upper beam and the other end extending toward the outside of the frame, and a connecting plate passing through the other end of the lifting connecting plate The rotating rod is sleeved on the rotating rod and the two ends are respectively fixedly connected to the lifting connecting plate and the rotating rod. One end is fixed to the lifting connecting rod on the rotating rod and is rotatably connected to the lifting connecting rod. The lifting connecting plate on the middle of the lifting connecting rod, the safety switch fixedly installed on the lifting connecting plate, and the switch board fixed on the lifting connecting rod, the safety switch is located on the switch board On the path of travel, a guide plate is provided below the guide shoe on the upper part of the longitudinal beam, a guide groove is provided on the guide plate, a trigger rod is provided in the guide groove, and the other end of the pulling link is A trigger hole is provided and the trigger hole is sleeved on the trigger rod, the upper end of the secondary side plate connected with the upper beam of the lifting mechanism is provided with a relief groove, and the lifting link is formed by the first The connecting rod, the second connecting rod and the third connecting rod are composed of and forming a Z-shape, the first connecting rod is fixedly connected to the rotating rod, and the third connecting rod passes through the relief groove;

The lower connecting plate is made of channel steel, which includes a main plate and two parallel wing plates, the mounting hole is provided on the main plate, and the anti-rope wheel assembly is rotatably connected to the lower beam and is located at the Between the two wing plates of the connecting plate itself, between the secondary side plate and the upper wing plate, there is provided a diagonal brace for reinforcement.
A car frame for a steel belt elevator, which includes two longitudinal beams arranged in parallel, an upper beam assembly and a lower beam assembly connected between the two longitudinal beams, and an oil cup installed on the upper beam assembly , Safety bolt and safety gear lifting mechanism, anti-rope assembly and bracket installed on said lower beam assembly, said upper beam assembly, lower beam assembly and longitudinal beam constitute a frame, characterized in that:

The longitudinal beam is made of channel steel, and the notches of the two longitudinal beams are arranged opposite to each other. Each longitudinal beam includes a main side plate and a secondary side plate arranged on both sides of the main side plate. The main side panels of the longitudinal beams are arranged oppositely;

The upper beam assembly includes two upper beams arranged in parallel and an upper connecting plate connected between the upper beams, and the upper beams are respectively fixedly connected to the secondary side plates on the same side of the two longitudinal beams on;

The lower beam assembly includes two lower beams arranged in parallel and a lower connecting plate respectively fixedly connected to the main side plate of the longitudinal beam, the lower beam and the upper beam are arranged in parallel, and the lower connecting The plate is arranged perpendicular to the longitudinal beam and the lower beam, the two lower connecting plates are provided with through mounting holes, and the two ends of the lower beam are respectively fixed through the two lower connecting plates. In the opposite mounting holes of the board.
The car frame for a steel belt elevator according to claim 2, wherein the guide shoe of the car frame is fixed on the upper end and the lower end of the two opposite sides of the main side panels.
The steel belt elevator car frame according to claim 2, wherein the safety gear lifting mechanism includes a lifting connecting plate whose one end is fixedly connected to the upper beam and the other end extends toward the outside of the frame. , The rotating rod passing through the other end of the lifting connecting plate is sleeved on the rotating rod and the two ends are respectively fixedly connected to the lifting connecting plate and the rotating rod springs, One end is fixed to the lifting link on the rotating rod, the lifting link connected to the middle of the lifting link is rotated, the safety switch fixed on the lifting link and the safety switch fixed on the lifting Pull the switch on the connecting rod to hit the board, and the safety switch is located on the path of the switch hitting the board.
The steel belt elevator car frame according to claim 4, characterized in that: a guide plate is provided under the guide shoe on the upper part of the longitudinal beam, and a guide groove is provided on the guide plate, and the guide groove is provided with A trigger rod, a trigger hole is opened on the other end of the pulling link, and the trigger hole is sleeved on the trigger rod.
The steel belt elevator car frame according to claim 4, characterized in that: the upper end of the secondary side plate connected to the upper beam with the lifting mechanism is provided with a relief groove, and the lifting connecting rod is formed by the first The connecting rod, the second connecting rod and the third connecting rod are composed of and forming a Z-shape, the first connecting rod is fixedly connected with the rotating rod, and the third connecting rod passes through the relief groove.
The steel belt elevator car frame according to claim 2, characterized in that: the lower connecting plate is made of channel steel, which includes a main plate and two parallel wing plates, and the mounting holes are provided on the main plate The anti-rope wheel assembly is rotatably connected to the lower beam and located between the two wings of the lower connecting plate itself.
The car frame for a steel belt elevator according to claim 7, characterized in that: between the secondary side plate and the upper wing plate is provided with a reinforcing inclined plate.