CN213112112U

CN213112112U - Elevator guide rail

Info

Publication number: CN213112112U
Application number: CN202022080696.7U
Authority: CN
Inventors: 陈志平
Original assignee: Time Space Intelligent Technology Ningbo Co ltd
Current assignee: Time Space Intelligent Technology Ningbo Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-04
Anticipated expiration: 2030-09-21

Abstract

The application discloses an elevator guide rail, which comprises a steel rail and a mounting plate, wherein the steel rail is fixedly connected on the mounting plate, the steel rail is provided with a plurality of buffer devices which are arranged on the steel rail at intervals, the buffer device comprises an electromagnet, a first containing cavity, a magnet, a second containing cavity, a buffer block and a stretching groove, the first accommodating cavity is communicated with the second accommodating cavity, the second accommodating cavity is communicated with the extending groove, the electromagnet is arranged in the first accommodating cavity, faces the magnet, and is arranged in the second accommodating cavity, the buffer block is installed in the extension groove, the buffer block is fixedly connected with the magnet, the diameter of the extension groove is smaller than that of the second accommodating cavity, the whole device is simple in structure and ingenious in design, and the purpose of speed reduction and buffering of the rapidly falling elevator can be effectively achieved.

Description

Elevator guide rail

Technical Field

The application relates to the technical field of elevator parts, in particular to an elevator guide rail.

Background

The elevator guide rail is a safety rail for the elevator to run up and down in the hoistway, and is generally fixed on the wall of the hoistway through a guide rail bracket. The elevator guide rail generally plays a role in guiding the up-and-down movement of the car, the car is generally arranged on the guide rail through the sliding block in the prior art, when the sliding block in the prior art is arranged and assembled on the guide rail, the two sides of the sliding block are generally contacted with the two sides of the guide rail, and a gap is arranged between the end surface of the sliding block and the end surface of the guide rail, so that the friction force between the sliding block and the guide rail can be effectively reduced, and the sliding block can conveniently slide on the guide rail. But the guide rail among the prior art can not take place to play the cushioning effect to the car when falling fast at the car to lead to the elevator when the accident takes place, because it takes place to fall fast, can bring danger to taking the personnel inside the elevator car.

Disclosure of Invention

In order to overcome prior art's not enough, an aim at of this application provides an elevator guide rail, and it can cushion the operation to the elevator car that falls fast effectively, can increase the frictional force between guide rail and the sliding block, reduces its speed of falling.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: the utility model provides an elevator guide rail, includes rail and mounting panel, the rail rigid coupling in on the mounting panel, be equipped with a plurality of buffer on the rail, it is a plurality of buffer locates separately at the rail interval, buffer includes that electro-magnet, first chamber, magnet, the second that holds hold chamber, buffer block and stretch out the groove, first chamber intercommunication that holds the second holds the chamber, the second is passed through and is received the chamber intercommunication stretch out the groove, the electro-magnet install in first chamber that holds, the electro-magnet towards magnet, magnet install in the second holds the intracavity, the buffer block install in stretch out the groove, the buffer block rigid coupling in magnet, the diameter of stretching out the groove is less than the second holds the diameter in chamber.

Further, the length of the buffer block is greater than the length of the protrusion groove.

Further, the second holds the intracavity and installs the spring, the one end rigid coupling of spring in the second holds the chamber, the other end rigid coupling of spring in on the magnet.

Furthermore, one end of the buffer block is of a circular arc structure.

Furthermore, a flexible layer is arranged on the buffer block.

Further, the left side of the first accommodating cavity is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the first accommodating cavity.

Compared with the prior art, the beneficial effect of this application lies in:

(1) it is equipped with buffer, can be when the elevator falls fast, increases the frictional force between elevator car sliding block and the guide rail to the realization plays the purpose of deceleration to the elevator that falls fast, realizes playing the cushioning effect to the elevator that falls fast, through a plurality of buffer's setting, can realize progressively slowing down the speed of elevator, thereby solved among the prior art because the speed of falling can bring the problem of bodily injury for taking the personnel inside the elevator at the excessive speed.

(2) The buffer block can be fixed in the extension groove by means of the elasticity of the spring when the elevator normally runs, so that the buffer block cannot influence the normal running of the elevator, and the stability of the elevator in the normal running process is improved.

(3) It is equipped with the flexible layer, can increase the frictional force between sliding block and the rail to can realize better more fast deceleration purpose.

Drawings

Fig. 1 presents a diagrammatic perspective view of an elevator guide rail according to the application.

Fig. 2 is a plan view of the car of the present application with the slide blocks mounted on the elevator guide rails.

Fig. 3 is a cross-sectional view taken along a-a of fig. 2 of the present application.

Fig. 4 is an enlarged schematic view of the buffer block of the buffer device of the present application not abutting against the slide block.

Fig. 5 is an enlarged schematic view of the buffer block of the buffer device abutting against the slide block.

In the figure: 1. an elevator guide rail; 10. a steel rail; 11. a buffer device; 12. an electromagnet; 13. a first accommodating chamber; 131. heat dissipation holes; 14. a magnet; 15. a second accommodating chamber; 151. a spring; 16. a buffer block; 161. a flexible layer; 17. extending out of the groove; 20. mounting a plate; 30. and a slider.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

As shown in fig. 1-5, the elevator guide rail 1 comprises a rail 10 and a mounting plate 20, the rail 10 is fixedly connected to the mounting plate 20, the mounting plate 20 can mount the elevator guide rail 1 on a hoistway wall, and a sliding block 30 on a car can be slidably mounted on the rail 10, so that the car can slide along the rail 10, thereby achieving the purpose of guiding the up-and-down movement of the car. Be equipped with a plurality of buffer 11 on the rail 10, on rail 10 was located to a plurality of buffer 11 intervals, a plurality of buffer 11 can strengthen the frictional force between sliding block 30 and the rail 10 on the car when the car falls out of control fast to reach the speed that reduces the car whereabouts, realize playing the cushioning effect when falling to the car, avoid the car to take place to fall fast effectively and lead to the personal safety of inside personnel to receive the condition emergence of injury. Buffer 11 includes electro-magnet 12, the first chamber 13 that holds, magnet 14, the second holds chamber 15, buffer block 16 and stretches out the groove 17, the first chamber 13 that holds, the second holds chamber 15 and stretches out the groove 17 and arranges in proper order, the first chamber 13 intercommunication second that holds chamber 15, the second is held the chamber intercommunication and is stretched out groove 17, electro-magnet 12 is installed in the first chamber 13 that holds, electro-magnet 12 is towards magnet 14, magnet 14 is installed in the second holds the chamber 15, buffer block 16 is installed in stretching out groove 17, buffer block 16's one end rigid coupling in magnet 14, buffer block 16's the other end is towards sliding block 30, the diameter that stretches out groove 17 is less than the diameter that the second held chamber 15, buffer block 16's length is greater than the length that stretches out groove 17, make buffer block 16 pass when magnet 14 butt holds the right side of chamber 15 and the butt in sliding block 30. When the elevator normally runs, the electromagnet 12 generates attraction force on the magnet 14 by electrifying the electromagnet 12 with forward current, so that the magnet 14 can drive the buffer block 16 to move towards the electromagnet 12, the buffer block 16 is arranged in the extending groove 17, and at the moment, the buffer block 16 has no influence on the movement of the sliding block 30 on the steel rail 10, so that the sliding block 30 can normally move up and down along the steel rail 10. When the elevator takes place to fall fast, the controlling means of elevator can let in reverse current to electro-magnet 12, make electro-magnet 12 can produce the repulsion to magnet 14, the repulsion that electro-magnet 12 produced magnet 14 this moment is far greater than the pulling force that spring 151 produced magnet 14, thereby make magnet 14 drive buffer block 16 remove to sliding block 30, magnet 14 can the butt hold the right side of chamber 15 in the second, magnet 14 can be so as to drive buffer block 16 and pass and stretch out groove 17 and butt on sliding block 30, buffer block 16 can play the cushioning effect to sliding block 30 from this, can strengthen the frictional force between sliding block 30 and the rail 10, effect through a plurality of buffer blocks 16, can play the cushioning effect to sliding block 30's quick falling effectively, reduce its falling speed, thereby ensured the personal safety who takes in the inside personnel of car.

The length of the buffer block 16 is greater than the length of the protruding slot 17, so that when the magnet 14 abuts against the right side of the second accommodating cavity 15, the buffer block 16 can pass through the protruding slot 17 to abut against the sliding block 30, the friction between the sliding block 30 and the steel rail 10 is increased, and the sliding speed is reduced.

Wherein, install spring 151 in the second holds chamber 15, the one end rigid coupling of spring 151 holds chamber 15 in the second, the other end rigid coupling of spring 151 is on magnet 14, when elevator normal operating, under spring 151's elastic force effect, magnet 14 is located the second and holds chamber 15, buffer block 16 sets up completely inside stretching out groove 17, make buffer block 16 this moment to sliding block 30 do not have the effort, it need not to switch on electro-magnet 12 to set up spring 151 can be at elevator normal operating, also can realize buffer block 16 and set up the purpose in stretching out groove 17, can realize buffer block 16 to sliding block 30 do not have the effort, resources are saved effectively.

Wherein, the one end of buffer block 16 is convex structure, and the setting of convex structure can reduce the effort when just contacting sliding block 30 and buffer block 16, avoids it to cause the damage to sliding block 30.

Wherein, be equipped with flexible layer 161 on the buffer block 16, the preferred sponge that is preferred to flexible layer 161, it can strengthen the frictional force between buffer block 16 and the sliding block 30 effectively for sliding block 30's sliding speed reduces, and through a plurality of buffer blocks 16's effect, can realize realizing the purpose that the buffering slows down to the car that falls fast, can ensure the personal safety of taking in its inside personnel.

Wherein, the left side of first holding chamber 13 is equipped with louvre 131, and louvre 131 intercommunication first holding chamber 13, louvre 131 can carry out the radiating operation to the heat that produces when electro-magnet 12 circular telegram, improves electro-magnet 12's life.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. The utility model provides an elevator guide rail, includes rail and mounting panel, the rail rigid coupling in on the mounting panel, its characterized in that: be equipped with a plurality of buffer on the rail, it is a plurality of buffer locates separately at the interval on the rail, buffer includes that electro-magnet, first chamber, magnet, the second that holds hold chamber, buffer block and stretch out the groove, first chamber intercommunication that holds the second holds the chamber, the second holds the chamber intercommunication stretch out the groove, the electro-magnet install in first chamber that holds, the electro-magnet towards magnet, magnet install in the second holds the intracavity, the buffer block install in stretch out the groove, the buffer block rigid coupling in magnet, the diameter of stretching out the groove is less than the diameter that the chamber was held to the second.

2. The elevator guide rail of claim 1, wherein: the length of the buffer block is greater than that of the extension groove.

3. The elevator guide rail of claim 2, wherein: the second holds the intracavity and installs the spring, the one end rigid coupling of spring in the second holds the chamber, the other end rigid coupling of spring in on the magnet.

4. The elevator guide rail of claim 3, wherein: one end of the buffer block is of a circular arc structure.

5. The elevator guide rail of claim 4, wherein: and a flexible layer is arranged on the buffer block.

6. The elevator guide rail of any of claims 1-5, wherein: the left side of the first accommodating cavity is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the first accommodating cavity.