CN219098460U

CN219098460U - Sliding rail set for safety door of vertical shaft cage

Info

Publication number: CN219098460U
Application number: CN202222543393.3U
Authority: CN
Inventors: 周作春
Original assignee: Hunan Coal Industry Group Xiangyong Mining Co ltd
Current assignee: Hunan Coal Industry Group Xiangyong Mining Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-05-30
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a vertical cage safety door sliding rail set in the technical field of vertical cage safety doors, which comprises an upright post, sliding rails and a safety door, wherein the sliding rails are fixedly arranged on the upper side of the front surface of the upright post, the sliding rails are light rails, a pulley bracket is fixedly arranged at the upper end of the safety door, a pulley is rotatably arranged at the upper end of the pulley bracket, the pulley is arranged on the upper surface of the sliding rails in a rolling manner, the sliding rails of the device adopt the light rails, compared with the traditional channel steel, the contact area between the pulley and the sliding rails is increased, the abrasion between the pulley and the sliding rails is reduced, meanwhile, the pulley is arranged on the upper surface of the sliding rails in a rolling manner, the whole stress of the sliding rails is greatly reduced, and the current situation that the sliding rails are rapidly worn and deformed and need to be replaced frequently is solved.

Description

Sliding rail set for safety door of vertical shaft cage

Technical Field

The utility model relates to the technical field of safety doors of vertical shaft cages, in particular to a sliding rail set of a safety door of a vertical shaft cage.

Background

The original guide rail of the safety door of the coal mine vertical shaft is in a factory design, a main body of the guide rail is made of 18Kg channel steel and is of a closed type local open pore structure, and a transmission chain drives the safety door to slide at the bottom of the channel steel through a bearing by a main chain wheel and a secondary chain wheel.

The contact surface between the traditional guide rail group bearing and the bottom of the channel steel is small, the channel steel is worn and greatly deformed due to long-term operation, the guide rail and the bearing basically need to be replaced every year, but the traditional channel steel guide rail is time-consuming due to closed design when the bearing and the chain are replaced, and the yield of raw coal is directly affected.

Based on the above, the utility model designs the safety door sliding rail group of the vertical shaft cage so as to solve the problems.

Disclosure of Invention

The utility model aims to provide a sliding rail set of a safety door of a vertical cage, so as to solve the problem that the prior art has disadvantages in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: vertical cage emergency exit slide rail group, including stand, slide rail and emergency exit, its characterized in that: the sliding rail is fixedly arranged on the upper side of the front surface of the upright post, the sliding rail is a light rail, a pulley bracket is fixedly arranged at the upper end of the safety door, a pulley is rotatably arranged at the upper end of the pulley bracket, and the pulley is arranged on the upper surface of the sliding rail in a rolling manner;

as a further scheme of the utility model, the front surface and the rear surface of the upper end of the safety door are fixedly provided with pulley brackets, and pulleys are rotatably arranged between the front pulley bracket and the rear pulley bracket;

as a further scheme of the utility model, the upper end of the safety door is transversely provided with a plurality of groups of pulley brackets;

as a further scheme of the utility model, a transmission chain for driving the safety door to move is arranged above the sliding rail, and the left end and the right end of the transmission chain are respectively meshed with a driving sprocket and a driven sprocket;

as a further scheme of the utility model, the upper end of the pulley bracket is provided with a connecting part meshed with the transmission chain;

as a further scheme of the utility model, two sliding rails are arranged at intervals in front and back, and safety doors are arranged on the front sliding rail and the back sliding rail.

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

this device is through installing the pulley roll at the upper surface of slide rail, the slide rail adopts the light rail, for traditional channel-section steel, the area of contact increase of pulley and slide rail reduces the wearing and tearing between pulley and the slide rail, the pulley roll is installed at the upper surface of slide rail simultaneously, the whole atress of slide rail, the possibility greatly reduced of deformation appears in the slide rail, solve the current situation that traditional guide rail face wearing and tearing are fast and deformation and need frequently change, the pulley is located the top of slide rail simultaneously, the slide rail both sides have sufficient maintenance space, very big reduction changes the time of pulley, reduce the influence of maintenance emergency exit slide rail and gyro wheel to the raw coal output.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the general structure of the present utility model;

FIG. 2 is a schematic view of the structure of the transmission chain of the present utility model;

fig. 3 is a schematic cross-sectional view of a sliding rail according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a column; 2. a slide rail; 3. a safety door; 4. a pulley bracket; 5. a pulley; 6. a drive chain; 7. a drive sprocket; 8. a driven sprocket; 9. and a connecting part.

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.

Referring to fig. 1-3, the present utility model provides a technical solution: vertical cage emergency exit slide rail group, including stand 1, slide rail 2 and emergency exit 3, its characterized in that: the sliding rail 2 is fixedly arranged on the upper side of the front surface of the upright post 1, the sliding rail 2 is a light rail, the upper end of the safety door 3 is fixedly provided with a pulley bracket 4, the upper end of the pulley bracket 4 is rotatably provided with a pulley 5, and the pulley 5 is arranged on the upper surface of the sliding rail 2 in a rolling way;

the slide rail 2 adopts the light rail, then rolls the upper surface of installation slide rail 2 with pulley 5, for traditional channel-section steel, pulley 5 and slide rail 2's area of contact increase, solve traditional guide surface wearing and tearing fast and need frequent current situation of changing, because pulley 5 and slide rail 2's upper surface contact, slide rail 2 overall stress, the possibility of deformation appears in slide rail 2 greatly reduced, pulley 5 is located slide rail 2's top simultaneously, slide rail 2 both sides have sufficient maintenance space, very big reduction change pulley 5's time.

In this embodiment, the front surface and the rear surface of the upper end of the safety door 3 are fixedly provided with the pulley brackets 4, the pulley 5 is rotatably installed between the front pulley bracket 4 and the rear pulley bracket 4, and the front pulley bracket 4 and the rear pulley bracket 4 are respectively wound around the front end and the rear end of the sliding rail 2 to prevent the safety door 3 from falling off the sliding rail 2.

In this embodiment, the upper end of the safety door 3 is transversely provided with a plurality of groups of pulley brackets 4, which increases the stability of the installation door when sliding.

In this embodiment, be provided with the drive chain 6 that is used for driving the emergency exit 3 to remove above the slide rail 2, drive chain 6's left end and right-hand member mesh drive sprocket 7 and driven sprocket 8 respectively, and the action is carried out through drive sprocket 7 drive chain 6, and drive chain 6 drive emergency exit 3 removes, and drive chain 6 installs in slide rail 2 upside simultaneously, and it is more convenient when the maintenance, also can shorten the time of changing drive chain 6 simultaneously.

In this embodiment, the upper end of the pulley bracket 4 is provided with a connecting portion 9 engaged with the transmission chain 6, the pulley bracket 4 is engaged with the transmission chain 6 through the connecting portion 9, the transmission chain 6 can drive the pulley bracket 4 to move when acting, and the pulley bracket 4 drives the safety door 3 to synchronously move.

In this embodiment, two slide rails 2 are arranged at intervals in front and back, safety doors 3 are mounted on the front and back slide rails 2, the front and back two safety doors 3 are staggered in front and back through the front and back slide rails 2, and thus, the left side or the right side of the vertical shaft can be opened by overlapping the left and right mounting doors, and the length of the slide rails 2 is shortened.

Claims

1. Vertical cage emergency exit slide rail group, including stand (1), slide rail (2) and emergency exit (3), its characterized in that: the sliding rail (2) is fixedly arranged on the upper side of the front surface of the upright post (1), the sliding rail (2) is a light rail, a pulley support (4) is fixedly arranged at the upper end of the safety door (3), a pulley (5) is rotatably arranged at the upper end of the pulley support (4), and the pulley (5) is arranged on the upper surface of the sliding rail (2) in a rolling mode.

2. The vertical cage security door slide rail set of claim 1, wherein: the front surface and the rear surface of the upper end of the safety door (3) are fixedly provided with pulley brackets (4), and a pulley (5) is rotatably arranged between the front pulley bracket and the rear pulley bracket (4).

3. The vertical cage security door slide rail set of claim 2, wherein: the upper end of the safety door (3) is transversely provided with a plurality of groups of pulley brackets (4).

4. The vertical cage security door slide rail set of claim 1, wherein: a transmission chain (6) for driving the safety door (3) to move is arranged above the sliding rail (2), and the left end and the right end of the transmission chain (6) are respectively meshed with a driving chain wheel (7) and a driven chain wheel (8).

5. The vertical cage security door slide rail set of claim 1, wherein: the upper end of the pulley bracket (4) is provided with a connecting part (9) meshed with the transmission chain (6).

6. The vertical cage security door slide rail set of claim 1, wherein: the two sliding rails (2) are arranged at intervals in front and back, and safety doors (3) are arranged on the front sliding rail (2) and the rear sliding rail (2).