CN212250119U

CN212250119U - Safe escape device for underground operation

Info

Publication number: CN212250119U
Application number: CN202020156509.6U
Authority: CN
Inventors: 张勇; 乔卫平; 高涛; 董勇; 王晓亮; 李强; 张兴瑞; 赵莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-09
Filing date: 2020-02-09
Publication date: 2020-12-29
Anticipated expiration: 2030-02-09

Abstract

The utility model provides an operation safety escape device in pit, including the arch hoist and mount crossbeam that spanes the well head and the electric block at hoist and mount crossbeam top center, be provided with the storehouse of fleing of taking sealing door in the well of well head below, the top center in storehouse of fleing is fixed with vertical solid fixed cylinder, conical drill bit passes through multiunit interval arrangement's sealed bearing cover on solid fixed cylinder, the inclined plane of drill bit is provided with the screw thread groove that the round from top to bottom, the lower surface of drill bit is provided with bellied ring gear downwards, one side at storehouse top of fleing is provided with gear motor, gear motor's power output shaft is fixed with drive gear, gear motor is connected with the rechargeable battery electricity through the switch at storehouse top of fleing, rechargeable battery is located the top one side in storehouse of fleing, electric. The utility model discloses make the cabin of fleing can pull out subaerially smoothly, improve the rate of fleing in the pit, improve borehole operation personnel's security greatly.

Description

Safe escape device for underground operation

Technical Field

The utility model relates to an escape device, a borehole operation safety escape device specifically says so.

Background

When natural disasters happen underground, huge personnel and property losses can be caused, and great threats are caused to the life safety of underground workers. At present, a lifesaving cabin is a relatively close underground safety channel at present, and is a layout facility for emergently avoiding a plurality of days to wait for external rescue in distress. The existing escape capsule needs to wait for rescue for a long time, and a lifting escape capsule also exists at present, namely when a disaster accident occurs, the escape capsule is pulled out through suspension equipment on the ground, a crane, an electric hoist and the like so as to save rescue time, but when the disaster accident occurs, a channel for pulling out the escape capsule, such as a ventilation channel, a supply channel and the like, can also have changes of collapse, displacement, deformation and the like, so that the escape capsule is difficult to pull down on the ground, and the quick escape and rescue are not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a safe escape device for underground operation.

In order to achieve the above purpose, the technical scheme of the utility model is that: a safe escape device for underground operation comprises an arched hoisting beam crossing a wellhead and an electric hoist at the top center of the hoisting beam, an escape bin with a sealing door is arranged in a well below the wellhead, a vertical fixed cylinder is fixed at the top center of the escape bin, a conical drill bit is sleeved on the fixed cylinder through a plurality of groups of sealing bearings arranged at intervals, the fixed cylinder penetrates through the axis of the drill bit, the inclined plane of the drill bit is provided with a circle of thread groove from top to bottom, the lower surface of the drill bit is provided with a gear ring protruding downwards, and the gear ring is positioned in a gear groove at the top of the escape bin, one side of the top of the escape bin is provided with a speed reduction motor, a power output shaft of the speed reduction motor is fixedly provided with a driving gear, the speed reduction motor is electrically connected with a rechargeable battery through a switch at the top of the escape bin, the rechargeable battery is positioned at one side of the top of the escape bin, and a steel wire rope of the electric hoist is positioned and fixed in a fixed cylinder.

Furthermore, a plurality of inclined supporting rods with bottoms inserted into the ground are respectively fixed on two sides of the hoisting beam.

Furthermore, the lower surface of the drill bit is provided with a plurality of circles of rotating balls positioned at the top of the escape bin, so that the lower surface of the drill bit is in contact with the top of the escape bin through the rotating balls.

Furthermore, the lower surfaces of two sides of the horizontal part of the hoisting crossbeam are respectively provided with a reinforcing rib which is vertically and fixedly connected with the vertical part of the hoisting crossbeam.

When fleing, get into the cabin of fleing and close sealing door, start electric block, the cabin of fleing is pulled out through electric block, at the in-process of pulling, when running into the cabin passageway of fleing and blockking up the deformation and can't continue to hang out, start the switch in the cabin of fleing, gear motor's drive gear rotates, the driving gear circle rotates, thereby the driving bit rotates, the drill bit thread groove forms large-scale conical bit, can be with the collapse earth at cabin top of fleing, the rubble is cleared up through the mode of boring, ensure that the passageway is unobstructed, thereby make the cabin of fleing pull out subaerially smoothly, improve the rate of fleing in the pit, improve downhole operation personnel's security greatly.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic structural view of the escape compartment of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment is described in detail below with reference to the accompanying drawings:

this embodiment provides a safe escape device for underground operation, please refer to fig. 1 and fig. 2 in the drawings of the specification.

As shown in fig. 1 and fig. 2, the underground operation safety escape device comprises an arched hoisting beam 1 crossing a wellhead and an electric hoist 2 at the top center of the hoisting beam 1, an escape bin 4 with a sealing door 3 is arranged in a well below the wellhead, a vertical fixed cylinder 5 is fixed at the top center of the escape bin 4, a conical drill bit 6 is sleeved on the fixed cylinder 5 through a plurality of groups of sealing bearings 7 arranged at intervals, the fixed cylinder 5 penetrates through the axis of the drill bit 6, the inclined plane of the drill bit 6 is provided with a circle of thread groove 7 from top to bottom, the thread groove 7 can also be a helical blade, the drill bit 6 is of a hollow structure, the thickness of the side wall meets the requirement of higher strength, the lower surface of the drill bit 6 is provided with a gear ring 8 protruding downwards, the gear ring 8 is positioned in the gear groove at the top of the escape bin 4, one side of the top of the escape bin 4 is provided with a reduction motor 9, the speed reducing motor 9 is electrically connected with a rechargeable battery 12 through a switch 11 at the top of the escape bin 4, the rechargeable battery 12 is positioned at one side of the top of the escape bin 4, and a steel wire rope 13 of the electric hoist 2 is positioned and fixed in the fixed cylinder 5.

In order to improve the supporting strength of the hoisting crossbeam 1, a plurality of inclined supporting rods 14 with the bottoms inserted into the ground are respectively fixed on two sides of the hoisting crossbeam 1.

In order to improve the smoothness of the drill bit 6 during rotation, the lower surface of the drill bit 6 is provided with a plurality of circles of rotating balls 15 positioned at the top of the escape bin 4, so that the lower surface of the drill bit 6 is in contact with the top of the escape bin 4 through the rotating balls 15, and the rotating balls 15 reduce the friction force of the drill bit 6 in contact with the top of the escape bin 4.

In order to improve the firmness of the integral structure of the hoisting crossbeam 1, the lower surfaces of two sides of the horizontal part of the hoisting crossbeam 1 are respectively provided with a reinforcing rib 16 which is vertically and fixedly connected with the vertical part of the hoisting crossbeam 1.

When an accident or disaster occurs underground, the underground escape capsule 4 is immediately entered and the sealing door 3 is closed, a storage cabinet can be arranged in the escape capsule 4 and is used for being equipped with oxygen bottle masks, emergency flashlights, emergency food, emergency medicines, interphones and other common emergency rescue goods and materials, ground personnel are informed to start the electric hoist 2 through the interphones and the like, the escape capsule 4 is pulled out through the electric hoist 2, in the pulling process, when the escape capsule 4 is blocked and deformed when a channel is blocked and cannot be continuously lifted out, the switch 11 in the escape capsule 4 is started, the driving gear 10 of the reducing motor 9 rotates, the driving gear ring 8 rotates, the driving drill bit 6 rotates, the thread groove 7 of the drill bit 6 forms a large-scale cone-shaped drill bit, collapsed soil, gravels and the like on the top of the escape capsule 4 can be cleaned in a drilling mode, the channel is ensured to be smooth, and the escape capsule 4 can be smoothly pulled out to the ground, the underground escape rate is improved, and the safety of underground operators is greatly improved.

Of course, the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A safe escape device for underground operation is characterized in that: the device comprises an arched hoisting beam (1) crossing a wellhead and an electric hoist (2) at the center of the top of the hoisting beam (1), an escape bin (4) with a sealing door (3) is arranged in a well below the wellhead, a vertical fixed barrel (5) is fixed at the center of the top of the escape bin (4), a conical drill bit (6) is sleeved on the fixed barrel (5) through a plurality of groups of sealing bearings (17) arranged at intervals, the fixed barrel (5) penetrates through the axis of the drill bit (6), the inclined plane of the drill bit (6) is provided with a circle of thread grooves (7) from top to bottom, the lower surface of the drill bit (6) is provided with a gear ring (8) protruding downwards, the gear ring (8) is located in the gear groove at the top of the escape bin (4), a speed reducing motor (9) is arranged on one side of the top of the escape bin (4), a power output shaft of the speed reducing motor (9) is fixed with a driving gear (10), and the speed reducing motor (9) is electrically connected with a And the rechargeable battery (12) is positioned at one side of the top of the escape bin (4), and the steel wire rope (13) of the electric hoist (2) is positioned and fixed in the fixed cylinder (5).

2. A downhole operation safety escape device according to claim 1, wherein: a plurality of inclined supporting rods (14) with the bottoms inserted into the ground are respectively fixed on two sides of the hoisting beam (1).

3. A downhole operation safety escape device according to claim 1, wherein: the lower surface of the drill bit (6) is provided with a plurality of circles of rotating balls (15) positioned at the top of the escape bin (4), so that the lower surface of the drill bit (6) is in contact with the top of the escape bin (4) through the rotating balls (15).

4. A downhole operation safety escape device according to claim 1, wherein: the lower surfaces of two sides of the horizontal part of the hoisting crossbeam (1) are respectively provided with a reinforcing rib (16) which is vertically and fixedly connected with the vertical part of the hoisting crossbeam (1).