Elevator traction system

Abstract

The utility model discloses an elevator traction system which comprises a lift car side bearing beam assembly, a counterweight side bearing beam assembly, a guide beam assembly, a traction machine and a rope head assembly. The lift car side bearing beam assembly and the counterweight side bearing beam assembly are arranged in parallel. The guide beam assembly is vertically connected between the top of the lift car side bearing beam assembly and the top of the counterweight side bearing beam assembly, and a plurality of guide wheels are rotationally installed on the guide beam assembly. The rope head assembly comprises a mounting plate and a rope head rod, the mounting plate is fixedly connected with one end of the guide beam assembly, and the rope head rod is horizontally mounted in the mounting plate; the traction machine is installed at the bottom of the guide beam assembly in an inverted hanging mode, and the traction machine is located between the lift car side bearing beam assembly and the counterweight side bearing beam assembly. The elevator traction system disclosed by the utility model is reasonable in structure, capable of effectively reducing the occupation of the top-layer space of a hoistway, and suitable for household elevators.

Description

Technical Field

[0001] The utility model relates to an elevator traction system. Background Art

[0002] An elevator is a vertical lift powered by an electric motor, equipped with a box-shaped cabin for carrying passengers or goods in multi-story buildings. Modern elevators mainly consist of a traction system, solid guide rails, a counterweight device, safety devices (such as speed limiters, safety tongs, and buffers), a signal control system, a car, and landing doors, etc.

[0003] The use environment of a home elevator is limited to a single family, which determines that the hoistway space of a home elevator will not be too large. This requires the designer of a home elevator to make full use of the limited hoistway space on the premise of complying with GB / T 21739-2008 "Code for the Manufacture and Installation of Home Elevators". For a traction elevator, it is necessary to reasonably arrange the traction system to reduce its occupation of the top space of the hoistway. Summary of the Invention

[0004] The purpose of the utility model is to provide an elevator traction system with a reasonable structure, which can effectively reduce the occupation of the top space of the hoistway and is applicable to home elevators.

[0005] To achieve the above purpose, the technical solution of the utility model is to design an elevator traction system, which includes a car side bearing beam assembly, a counterweight side bearing beam assembly, a guide beam assembly, a traction machine, and a rope head assembly;

[0006] The car side bearing beam assembly and the counterweight side bearing beam assembly are arranged in parallel to each other;

[0007] The guide beam assembly is vertically connected between the tops of the car side bearing beam assembly and the counterweight side bearing beam assembly, and a plurality of guide wheels are rotatably installed on the guide beam assembly;

[0008] The rope head assembly includes a mounting plate and a rope head rod. The mounting plate is fixedly connected to one end of the guide beam assembly, and the rope head rod is horizontally installed in the mounting plate;

[0009] The traction machine is installed upside down at the bottom of the guide beam assembly and is located between the car side bearing beam assembly and the counterweight side bearing beam assembly.

[0010] Preferably, the car side bearing beam assembly includes a car side bearing beam. First fixing plates are respectively provided at both ends of the car side bearing beam. First support plates are respectively provided on the inner sides facing each other of the two first fixing plates. Both ends of the car side bearing beam are respectively fixedly connected to the tops of the two first support plates through support blocks. A Z-shaped connecting plate is connected to the side of the first fixing plate facing away from the first support plate. A first fixing hole is provided at one end of the Z-shaped connecting plate away from the first fixing plate.

[0011] Preferably, the counterweight side load-bearing beam assembly includes a counterweight side load-bearing beam. On one side of the counterweight side load-bearing beam away from the car side load-bearing beam, there are two second fixing plates. The second fixing plates are provided with second fixing holes, and the side of the second fixing plates is provided with second support plates. The counterweight side load-bearing beam is fixedly connected to the tops of the two second support plates.

[0012] Preferably, the first support plate and the first fixing plate are integrally and perpendicularly connected, and the second support plate and the second fixing plate are integrally and perpendicularly connected.

[0013] Preferably, the guide beam assembly includes two guide beams arranged in parallel.

[0014] The advantages and beneficial effects of the present utility model are as follows: An elevator traction system is provided, which has a reasonable structure. By installing the traction machine in an inverted manner at the bottom of the guide beam assembly and installing the rope socket rod in a horizontal manner, the occupation of the top space of the hoistway can be effectively reduced, and it is applicable to home elevators. Brief Description of the Drawings

[0015] Figure 1 is a schematic diagram of the present utility model.

[0016] Figure 2 is Figure 1 the enlarged view of part A in Detailed Embodiment

[0017] The following combines the drawings and embodiments to further describe the detailed embodiment of the present utility model. The following embodiments are only used to more clearly illustrate the technical solution of the present utility model, and cannot be used to limit the protection scope of the present utility model.

[0018] The technical solution specifically implemented by the present utility model is as follows:

[0019] As Figure 1 and Figure 2 shown, an elevator traction system includes a car side load-bearing beam assembly 10, a counterweight side load-bearing beam assembly 20, a guide beam assembly 30, a traction machine 1, and a rope socket assembly 40;

[0020] The car side load-bearing beam assembly 10 and the counterweight side load-bearing beam assembly 20 are arranged in parallel with each other;

[0021] The guide beam assembly 30 is vertically connected between the tops of the car side load-bearing beam assembly 10 and the counterweight side load-bearing beam assembly 20, and a plurality of guide wheels 31 are rotatably installed on the guide beam assembly 30;

[0022] The rope head assembly 40 includes a mounting plate 41 and a rope head rod 42. The mounting plate 41 is fixedly connected to one end of the guide beam assembly 30, and the rope head rod 42 is horizontally mounted in the mounting plate 41.

[0023] The traction machine 1 is mounted upside down at the bottom of the guide beam assembly 30, and the traction machine 1 is located between the car side bearing beam assembly 10 and the counterweight side bearing beam assembly 20.

[0024] Since the layout of the traditional machine-roomless household elevator traction system is to set the traction machine on the top of the bearing beam and install the rope head assembly vertically, such a layout will cause the problem of occupying a large space at the top floor of the hoistway. To solve this problem, the present utility model mounts the traction machine 1 upside down at the bottom of the guide beam assembly 30 and mounts the rope head rod 42 horizontally, so as to effectively reduce the occupation of the top floor space of the hoistway and solve the problem that the traditional traction system occupies a large space at the top floor of the hoistway.

[0025] Further, the car side bearing beam assembly 10 includes a car side bearing beam 11. First fixing plates 12 are respectively provided at both ends of the car side bearing beam 11. First support plates 13 are respectively provided on the inner sides facing each other of the two first fixing plates 12. Both ends of the car side bearing beam 11 are fixedly connected to the tops of the two first support plates 13 through support blocks 14. A Z-shaped connecting plate 15 is connected to the side of the first fixing plate 12 facing away from the first support plate 13. A first fixing hole 16 is provided at one end of the Z-shaped connecting plate 15 away from the first fixing plate 12. By adopting the above scheme, the installation of the car side bearing beam assembly 10 is facilitated. During specific installation, first connect the Z-shaped connecting plate 15 to the first fixing plate 12, then connect the Z-shaped connecting plate 15 to the hoistway wall through the first fixing hole 16, and finally connect the car side bearing beam 11 to the first support plate 13 through the support block 14, thereby completing the installation of the car side bearing beam assembly 10.

[0026] Further, the counterweight side bearing beam assembly 20 includes a counterweight side bearing beam 21. Two second fixing plates 22 are provided on the side of the counterweight side bearing beam 2 away from the car side bearing beam 10. Second fixing holes 23 are provided on the second fixing plates 22, and a second support plate 24 is provided on the side of the second fixing plate 22. The counterweight side bearing beam 21 is fixedly connected to the tops of the two second support plates 24. By adopting the above scheme, the installation of the counterweight side bearing beam assembly 20 is facilitated. During specific installation, first connect the second fixing plate 22 to the hoistway wall through the second fixing hole 23, and then connect the counterweight side bearing beam 21 to the second support plate 24, thereby completing the installation of the counterweight side bearing beam assembly 20.

[0027] Further, the first support plate 13 is integrally and perpendicularly connected to the first fixing plate 12, and the second support plate 24 is integrally and perpendicularly connected to the second fixing plate 22.

[0028] Further, the guide beam assembly 30 includes two guide beams 32 arranged in parallel.

[0029] The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. An elevator traction system, characterized in that: It includes a car side load-bearing beam assembly, a counterweight side load-bearing beam assembly, a guide beam assembly, a traction machine and a rope head assembly; The car side load-bearing beam assembly and the counterweight side load-bearing beam assembly are arranged parallel to each other; The guide beam assembly is vertically connected between the top of the car side load-bearing beam assembly and the counterweight side load-bearing beam assembly, and a plurality of guide wheels are rotatably mounted on the guide beam assembly; The rope head assembly comprises a mounting plate and a rope head rod, wherein the mounting plate is fixedly connected to one end of the guide beam assembly, and the rope head rod is horizontally mounted in the mounting plate; The traction machine is installed in an upside-down manner at the bottom of the guide beam assembly, and the traction machine is located between the car side load-bearing beam assembly and the counterweight side load-bearing beam assembly.

2. The elevator traction system according to claim 1, characterized in that: The car side load-bearing beam assembly includes a car side load-bearing beam, two ends of the car side load-bearing beam are respectively provided with a first fixing plate, the inner sides of the two first fixing plates facing each other are respectively provided with a first supporting plate, the two ends of the car side load-bearing beam are respectively fixedly connected to the tops of the two first supporting plates through supporting blocks, the side of the first fixing plate facing away from the first support plate is connected with a Z-shaped connecting plate, and the end of the Z-shaped connecting plate away from the first fixing plate is provided with a first fixing hole.

3. The elevator traction system according to claim 2, characterized in that: The counterweight side load-bearing beam assembly includes a counterweight side load-bearing beam, and two second fixing plates are provided on the side of the counterweight side load-bearing beam away from the car side load-bearing beam, and second fixing holes are provided on the second fixing plates, and second support plates are provided on the sides of the second fixing plates, and the counterweight side load-bearing beam is fixedly connected to the tops of the two second support plates.

4. The elevator traction system according to claim 3, characterized in that: The first support plate is vertically connected to the first fixing plate as a whole, and the second support plate is vertically connected to the second fixing plate as a whole.

5. The elevator traction system according to claim 1, characterized in that: The guide beam assembly comprises two guide beams arranged in parallel.

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