CN220201092U

CN220201092U - Hollow guide rail for elevator

Info

Publication number: CN220201092U
Application number: CN202322267768.2U
Authority: CN
Inventors: 杨利清
Original assignee: Suzhou Xinke Guide Rail Co ltd
Current assignee: Suzhou Xinke Guide Rail Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2023-12-19
Anticipated expiration: 2033-08-23

Abstract

The utility model discloses a hollow guide rail for an elevator, which comprises a bottom plate, side plates, limiting plates and a connecting plate, wherein the two bottom plates are positioned on the same horizontal plane and are arranged in parallel, mounting holes are formed in two ends of the bottom plate, the two side plates are respectively and fixedly connected to the inner sides of the two bottom plates, the side plates are mutually perpendicular to the bottom plate, the two limiting plates are respectively and fixedly connected to the outer sides of the two bottom plates, the limiting plates are mutually perpendicular to the bottom plate, limiting holes are formed in two ends of the limiting plates, two sides of the connecting plate are respectively and fixedly connected with the top ends of the two side plates, and the connecting plate is mutually parallel to the bottom plate. This hollow guide rail for elevator compact structure, simple to operate, the convenience is connected bottom surface and the side of two adjacent guide rails through the connecting plate, can effectively avoid producing the deviation between two adjacent guide rails, has improved the connection accuracy of guide rail, has promoted the stability of elevator operation and has taken the comfort level of elevator.

Description

Hollow guide rail for elevator

Technical Field

The utility model belongs to the technical field of elevator guide rails, and particularly relates to a hollow guide rail for an elevator.

Background

The elevator guide rail is an elevator component consisting of steel rails and connecting plates, and is divided into a car guide rail and a counterweight guide rail. Each elevator is provided with four guide rails, two main rails and two auxiliary rails. The elevator guide rail is divided into three forms of T-shape, L-shape and hollow from the sectional shape. The elevator guide rail bears the impact force of the elevator car and the elevator during the emergency braking and the impact force of the safety tongs during the emergency braking when the elevator guide rail plays a guiding role, and the magnitude of the impact force is related to the load mass and the speed of the elevator, so the guide rail is selected according to the speed and the load mass of the elevator, and is usually called as a main rail of the elevator guide rail, and a counter-weight guide rail is called as a sub rail. The elevator guide rail not only controls the running track of the elevator car and the counterweight, but also is a firm support for emergency brake of the elevator when the car is in unexpected overspeed, so the elevator guide rail is an important component related to the elevator running quality and the elevator safety, the elevator running quality is closely related to the elevator installation quality, and the elevator installation quality is related to the guide rail installation quality.

At present, in the installation process of the elevator hollow guide rail, deviation is easy to generate between two adjacent guide rails, so that the connection precision of the guide rails is not high, and the running stability of the elevator and the comfort level of riding the elevator are affected. Therefore, there is an urgent need to design a hollow guide rail for an elevator to solve the above problems.

Disclosure of Invention

The utility model aims to provide a hollow guide rail for an elevator, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a hollow guide rail for an elevator, comprising:

the two bottom plates are arranged on the same horizontal plane and are arranged in parallel, and mounting holes are formed in two ends of the bottom plates;

the side plates are provided with two pieces, the two side plates are respectively and fixedly connected to the inner sides of the two bottom plates, and the side plates and the bottom plates are mutually perpendicular;

the limiting plates are arranged in total and fixedly connected to the outer sides of the two bottom plates respectively, the limiting plates and the bottom plates are arranged vertically, and limiting holes are formed in two ends of each limiting plate;

the two sides of the connecting plate are fixedly connected with the top ends of the two side plates respectively, and the connecting plate and the bottom plate are arranged in parallel.

Furthermore, the bottom plate, the side plates, the limiting plates and the connecting plates are integrally formed and manufactured in a cold bending mode.

Further, the bottom plate, the side plates, the limiting plates and the connecting plates are all made of cold-rolled steel plates, and the tensile strength is not less than 370MPa.

Furthermore, the horizontal straightness and the vertical straightness of the bottom plate, the side plates, the limiting plates and the connecting plates are not more than 2mm.

Further, the distance between the two side plates is 16-16.8 mm, the distance between the two limiting plates is 77-88 mm, the height of the limiting plates is 9-11 mm, and the distance between the bottom plate and the connecting plate is 59.5-60 mm.

Still further, expandable polystyrene is filled between the two side plates.

Still further, the surfaces of bottom plate, curb plate, limiting plate and connecting plate all are equipped with the galvanizing coat.

Still further, the junction of bottom plate, curb plate, limiting plate and connecting plate is convex.

The utility model has the technical effects and advantages that: this hollow guide rail for elevator design is advanced, compact structure, simple to operate, can carry out spacingly to the guide shoe on the car through setting up the limiting plate, ensures that guide shoe can only reciprocate, through set up the mounting hole at the bottom plate and set up spacing hole at the limiting plate, conveniently connect bottom surface and the side of two adjacent guide rails through the connecting plate, can effectively avoid producing the deviation between two adjacent guide rails, improved the connection accuracy of guide rail, promoted the stationarity of elevator operation and taken the comfort level of elevator.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a left side view of the present utility model;

fig. 3 is a top view of the present utility model.

In the figure: 100. a bottom plate; 101. a mounting hole; 200. a side plate; 300. a limiting plate; 301. a limiting hole; 400. and (5) connecting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present utility model provides a hollow guide rail for an elevator as shown in fig. 1 to 3, comprising:

the two bottom plates 100 are arranged on the same horizontal plane in parallel, so that the two bottom plates 100 can be attached to the side wall of the elevator shaft at the same time, the stability of the guide rail is improved, the two ends of the bottom plates 100 are provided with the mounting holes 101, and the two adjacent bottom plates 100 are connected together conveniently through the connecting plate;

the two side plates 200 are arranged in total, the two side plates 200 are respectively and fixedly connected to the inner sides of the two bottom plates 100, the side plates 200 and the bottom plates 100 are mutually perpendicular, the guide rail is convenient to connect with the guide shoe, and meanwhile, the guide shoe can be guided to move up and down;

the two limiting plates 300 are arranged, the two limiting plates 300 are respectively and fixedly connected to the outer sides of the two bottom plates 100, the limiting plates 300 and the bottom plates 100 are mutually perpendicular, limiting holes 301 are formed in two ends of each limiting plate 300, the two adjacent limiting plates 300 are conveniently connected together through the connecting plates, deviation between the two adjacent guide rails can be prevented, the limiting plates 300 play a limiting role on the guide shoes, the guide shoes can only move up and down, and the running stability of the elevator and the comfort level of riding the elevator are improved;

the connecting plate 400, the both sides of connecting plate 400 are respectively with the top fixed connection of two curb plates 200, connecting plate 400 and bottom plate 100 mutual parallel arrangement, conveniently connect the left and right sides of guide rail as a whole.

In addition, the bottom plate 100, the side plates 200, the limiting plates 300 and the connecting plates 400 are integrally formed, and are manufactured in a cold bending mode, so that the integrity and stability of the guide rail structure are improved, and the guide rail structure is convenient to manufacture and low in cost.

Specifically, the materials of the bottom plate 100, the side plates 200, the limiting plates 300 and the connecting plates 400 are all cold-rolled steel plates, the tensile strength is not less than 370MPa, the guide rail is ensured to have enough tensile capacity, the guide rail is prevented from deformation or even fracture in the use process, and the safety of the guide rail is improved.

It should be noted that, the horizontal straightness and the vertical straightness of the bottom plate 100, the side plates 200, the limiting plates 300 and the connecting plates 400 are not more than 2mm, the offset of the guide rails in the horizontal direction and the vertical direction is controlled in a specified range, the offset between two adjacent guide rails is reduced, and the connection precision of the guide rails is improved.

Specifically, the distance between the two side plates 200 is 16.4mm, the distance between the two limiting plates 300 is 78mm, the height of the limiting plates 300 is 10mm, and the distance between the bottom plate 100 and the connecting plate 400 is 60mm.

It should be noted that, the expandable polystyrene is filled between the two side plates 200, so that the guide rail has a certain buffering effect, good mechanical strength, excellent tolerance to thermal damage, and improved safety and stability of the guide rail operation.

Specifically, the surfaces of the bottom plate 100, the side plates 200, the limiting plates 300 and the connecting plates 400 are all provided with galvanized layers, so that the guide rail can be effectively prevented from rusting, the wear resistance of the guide rail can be improved, and the service life of the guide rail can be prolonged.

Specifically, the joints of the bottom plate 100, the side plates 200, the limiting plates 300 and the connecting plates 400 are circular arcs.

Working principle: when the hollow guide rail for the elevator is installed, firstly, the bottom plate 100 of the first hollow guide rail is attached to the inner wall of an elevator shaft along the vertical direction, then the bottom plate connecting plate is placed at two ends of the hollow guide rail and fixed through bolts, then the second hollow guide rail is placed right above the first hollow guide rail, the end parts of the two hollow guide rails are attached to each other, then the second hollow guide rail is fixed on the bottom plate connecting plate through bolts, the two hollow guide rails are connected together, then the side plate connecting plates are placed at two sides of the two hollow guide rails, the side plate connecting plates are fixedly connected with the limiting plates 300 through bolts, and then the operation is repeated, so that the installation of the hollow guide rail can be completed. This hollow guide rail for elevator designs advanced, compact structure, simple to operate, can carry out spacingly to the guide shoe on the car through setting up limiting plate 300, ensures that guide shoe can only reciprocate, through setting up mounting hole 101 at bottom plate 100 and setting up limiting hole 301 at limiting plate 300, conveniently connect the bottom surface and the side of two adjacent guide rails through the connecting plate, can effectively avoid producing the deviation between two adjacent guide rails, improved the connection precision of guide rail, promoted the stationarity of elevator operation and taken the comfort level of elevator.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A hollow guide rail for an elevator, comprising:

the two bottom plates (100) are arranged in total, the two bottom plates (100) are positioned on the same horizontal plane and are arranged in parallel, and mounting holes (101) are formed in two ends of the bottom plates (100);

the side plates (200) are provided with two pieces, the two side plates (200) are respectively and fixedly connected to the inner sides of the two bottom plates (100), and the side plates (200) and the bottom plates (100) are mutually perpendicular;

the limiting plates (300) are arranged in total, the two limiting plates (300) are fixedly connected to the outer sides of the two bottom plates (100) respectively, the limiting plates (300) and the bottom plates (100) are arranged vertically, and limiting holes (301) are formed in two ends of each limiting plate (300);

the two sides of the connecting plate (400) are fixedly connected with the top ends of the two side plates (200) respectively, and the connecting plate (400) and the bottom plate (100) are arranged in parallel.

2. The hollow guide rail for an elevator according to claim 1, characterized in that: the bottom plate (100), the side plates (200), the limiting plates (300) and the connecting plates (400) are integrally formed and manufactured in a cold bending mode.

3. The hollow guide rail for an elevator according to claim 1, characterized in that: the bottom plate (100), the side plates (200), the limiting plates (300) and the connecting plates (400) are made of cold-rolled steel plates, and the tensile strength is not less than 370MPa.

4. The hollow guide rail for an elevator according to claim 1, characterized in that: the horizontal straightness and the vertical straightness of the bottom plate (100), the side plates (200), the limiting plates (300) and the connecting plates (400) are not more than 2mm.

5. The hollow guide rail for an elevator according to claim 1, characterized in that: the distance between the two side plates (200) is 16-16.8 mm, the distance between the two limiting plates (300) is 77-88 mm, the height of the limiting plates (300) is 9-11 mm, and the distance between the bottom plate (100) and the connecting plate (400) is 59.5-60 mm.

6. The hollow guide rail for an elevator according to claim 1, characterized in that: expandable polystyrene is filled between the two side plates (200).

7. The hollow guide rail for an elevator according to claim 1, characterized in that: the surfaces of the bottom plate (100), the side plates (200), the limiting plates (300) and the connecting plates (400) are respectively provided with a galvanized layer.

8. The hollow guide rail for an elevator according to claim 1, characterized in that: the joints of the bottom plate (100), the side plates (200), the limiting plates (300) and the connecting plates (400) are arc-shaped.