CN211648252U

CN211648252U - Mine shaft suspension safety door

Info

Publication number: CN211648252U
Application number: CN202020120241.0U
Authority: CN
Inventors: 高峰; 高云芝; 高宇; 贺江梅; 郗旭瑗; 武杰
Original assignee: Shanxi Yiyuan Technology Engineering Co ltd
Current assignee: Shanxi Yiyuan Technology Engineering Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-09
Anticipated expiration: 2030-01-19

Abstract

The utility model relates to a mine shaft suspended safety door, which relates to the technical field of coal mine underground auxiliary facilities; the problems that the safety door is not easy to install and use and has safety at the position of a shaft are solved; the vertical type well wall pulling device comprises an I-shaped steel beam, a transverse sliding rail, a folding door and a pulling rail, wherein a fixed cross beam and a fixed longitudinal beam of the I-shaped steel beam form a door-shaped frame, the door-shaped frame is fixedly connected with a well wall, the upper end and the lower end of the pulling rail are respectively and fixedly connected to the fixed cross beam, the longitudinal sliding rail is fixed on the fixed longitudinal beam, the upper end of the transverse sliding rail is connected with the longitudinal sliding rail through a first sliding block, the middle part of the transverse sliding rail is connected with the pulling rail through a chain wheel, and the folding door is connected with; the safety performance of whole structure strengthens, has overcome the emergency exit simultaneously because the dead weight increases the difficult problem of installing and removing, is adapted to the removal in the pit shaft, can stop the use on each layer tunnel.

Description

Mine shaft suspension safety door

Technical Field

The utility model belongs to the technical field of colliery auxiliary assembly in the pit, concretely relates to unsettled emergency exit of mine pit shaft.

Background

The mine safety door is an openable door which is arranged in the direction of entering and leaving the mine at each stage of the mine and is used for preventing vehicles, materials and personnel from falling into the mine. The safety door is of a profile steel welding structure, is generally welded into a fence shape by steel pipes and is fixed on a wellhead door holding upright post by a hinge and a bolt. According to the structure, the utility model can be divided into three types of plane type, folding type and herringbone type. Each of the doors has a single door or a double door, and can be divided into a manual mode, a pneumatic mode and an electric mode according to an operation mode. The mine auxiliary vertical shaft lifting must install safety doors at the well head and the well bottom. When the cage is in place and is stopped stably, a signal is sent out, the cradle is put down, and the safety door is opened. However, sometimes, due to the restriction of factors such as insufficient roadway space and various opening modes of the safety door, the safety door needs to realize the protection function at different positions, and the safety door is very difficult to install and even cannot be completed in such an environment, and the self-weight of the safety door is large, the engineering difficulty is high, and unsafe factors exist.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art's is not enough, provides a mine shaft unsettled emergency exit, solves the difficult problem of installing and using and having the security at pit shaft position emergency exit.

In order to achieve the above purpose, the present invention is achieved by the following technical solutions.

The utility model provides a mine pit shaft unsettled emergency exit, includes I-shaped girder steel, horizontal slide rail, folding door, tractive track, the I-shaped girder steel includes the fixed longitudinal beam of upper and lower fixed cross beam and left and right sides, the fixed longitudinal beam fixed connection of upper and lower fixed cross beam and left and right sides forms door type frame, the wall of a well fixed connection of door type frame and pit shaft, orbital upper and lower both ends of tractive respectively fixed connection on fixed cross beam, be fixed with vertical slide rail on the fixed longitudinal beam, the upper end of horizontal slide rail is connected with vertical slide rail through first slider, the middle part of horizontal slide rail is connected with the tractive track through the sprocket, the folding door is connected with horizontal slide rail through a plurality of second sliders.

Furthermore, two ends of the fixed cross beam are fixedly connected to the well wall.

Furthermore, a second sliding block at the joint of the folding door and the transverse sliding rail is connected with a hydraulic device, and the second sliding block is pushed by the hydraulic device to control the opening and closing of the folding door.

Furthermore, two sides of the folding door are connected with the longitudinal slide rail through slide blocks.

Furthermore, the upper end and the lower end of the traction track are respectively and fixedly connected to the middle of the fixed cross beam.

Furthermore, a traction motor is arranged at the top of the traction track, and a chain wheel of the traction track is driven to move by the traction motor.

The utility model discloses produced beneficial effect does for prior art.

The utility model suspends the folding door through the frame structure and the track structure, fixes the traction track and the longitudinal slide rail through the door-shaped frame, and connects the transverse slide rail with the longitudinal slide rail, so that the folding door can move up and down in the longitudinal direction; the door type frame is fixed with the wall of a well, and horizontal slide rail is through three point connection, and is more stable on whole horizontal direction, and the security performance of whole structure is strengthened, has overcome the emergency exit simultaneously because the dead weight increases the problem of difficult installation and removal, is adapted to the removal in the pit shaft, can stop the use on each layer tunnel.

Drawings

Figure 1 is the utility model discloses a mine shaft emergency exit's schematic structure diagram.

Wherein, 1 is horizontal slide rail, 2 is the folding door, 3 is the tractive track, 4 is fixed crossbeam, 5 is fixed longeron, 6 is the wall of a well, 7 is vertical slide rail, 8 is first slider, 9 is the second slider, 10 is hydraulic push rod, 11 is the tunnel.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.

As shown in fig. 1, the mine shaft suspended safety door comprises an i-shaped steel beam, a transverse sliding rail 1, a folding door 2 and a drawing rail 3, wherein the i-shaped steel beam comprises an upper fixed cross beam 4, a lower fixed cross beam 4, a left fixed longitudinal beam 5, a right fixed longitudinal beam 5, an upper fixed cross beam 4, a lower fixed cross beam 4, a left fixed longitudinal beam 5, a right fixed longitudinal beam 5 and a door-shaped frame, two ends of the fixed cross beam 4 on the door-shaped frame are welded with steel columns embedded in a well wall 6, an upper end and a lower end of the drawing rail 3 are respectively welded at the middle positions of the fixed cross beams 4, a longitudinal sliding rail 7 is fixed on the fixed longitudinal beam 5, the upper end of the transverse sliding rail 1 is connected with the longitudinal sliding rail 7 through a first sliding block 8, the middle of the transverse sliding rail 1 is connected with the. The second sliding block 9 at the joint of the folding door 2 and the transverse sliding rail 1 is connected with a hydraulic push rod 10, and the hydraulic pump pushes the hydraulic push rod 10 to drive the second sliding block 9 to push so as to control the opening and closing of the folding door 2. In order to enhance the stability of the device, the two sides of the folding door 2 are connected with the longitudinal sliding rail 7 through sliding blocks. Making the shaft of the folding door 2 more stable and safe in the longitudinal direction. The top of the traction track 3 is provided with a traction motor, and the traction motor drives the chain wheel of the traction track 3 to move, so as to drive the transverse sliding rail 1 and the folding door 2 to move.

The device suspends the folding door in the air through a frame structure and a track structure, fixes a traction track 3 and a longitudinal slide rail 7 through a door-shaped frame, and connects a transverse slide rail 1 with the longitudinal slide rail 7 so that the folding door 2 can move up and down in the longitudinal direction; the door type frame is fixed with the wall of a well 6, and horizontal slide rail 1 is through three point connection, and is more stable in whole horizontal direction and vertically, and the security performance of whole structure strengthens, has overcome the emergency exit simultaneously because the dead weight increases the problem of difficult installation and removal, is adapted to the removal in the pit shaft, can stop the use on each layer tunnel.

The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or replacements without departing from the scope of the present invention, and all the claims are to be regarded as belonging to the present invention.

Claims

1. A mine shaft suspended safety door is characterized by comprising an I-shaped steel beam, a transverse sliding rail (1), a folding door (2) and a traction rail (3), the I-shaped steel beam comprises an upper fixed cross beam (4), a lower fixed cross beam (4) and fixed longitudinal beams (5) at the left side and the right side, the upper and lower fixed cross beams (4) and the fixed longitudinal beams (5) at the left and right sides are fixedly connected to form a door-shaped frame, the gate-shaped frame is fixedly connected with a well wall (6) of a shaft, the upper end and the lower end of the traction track (3) are respectively and fixedly connected with the fixed cross beam (4), a longitudinal slide rail (7) is fixed on the fixed longitudinal beam (5), the upper end of the transverse slide rail (1) is connected with the longitudinal slide rail (7) through a first slide block (8), the middle part of the transverse sliding rail (1) is connected with a traction rail (3) through a chain wheel, the folding door (2) is connected with the transverse sliding rail (1) through a plurality of second sliding blocks (9).

2. A mine shaft overhead safety door according to claim 1, characterized in that both ends of the fixed beam (4) are fixedly connected to the wall (6) of the well.

3. The mine shaft suspended safety door according to claim 1, characterized in that a hydraulic device is connected to the second sliding block (9) at the joint of the folding door (2) and the transverse sliding rail (1), and the second sliding block (9) is pushed by the hydraulic device to control the opening and closing of the folding door (2).

4. A mine shaft overhead safety door according to claim 1, characterized in that the two sides of the folding door (2) are connected with the longitudinal slide rails (7) by slide blocks.

5. The mine shaft suspended safety door according to claim 1, wherein the upper end and the lower end of the pulling track (3) are respectively and fixedly connected with the middle part of the fixed cross beam (4).

6. The mine shaft overhead safety door according to claim 1, characterized in that a pulling motor is arranged at the top of the pulling track (3), and a chain wheel of the pulling track (3) is driven to move by the pulling motor.