CN118990819A

CN118990819A - Mine rescue breaking device

Info

Publication number: CN118990819A
Application number: CN202411407692.1A
Authority: CN
Inventors: 张仕伟; 朱琳
Original assignee: China Pingmei Shenma Holding Group Co ltd
Current assignee: China Pingmei Shenma Holding Group Co ltd
Priority date: 2024-10-10
Filing date: 2024-10-10
Publication date: 2024-11-22
Anticipated expiration: 2044-10-10
Also published as: CN118990819B

Abstract

The invention discloses a mine rescue breaking and disassembling device, which relates to the technical field of rescue breaking and disassembling, and comprises a clamp body and power equipment, wherein an annular sleeve is arranged on the power equipment, a support shaft body is arranged on the annular sleeve, a first hinge rod is arranged on the support shaft body, a second hinge rod is arranged at the end part of the first hinge rod, and a fixed sleeve is arranged on the second hinge rod; the inside of fixed sleeve is provided with annular panel, and fixed mounting has the connecting rod frame on the annular panel, and the end mounting of connecting rod frame has driving motor, be provided with telescopic machanism on the annular panel, this broken tearing open device of mine rescue utilizes driving motor in order to carry out trompil work to the ore surface to make telescopic machanism enter into in the hole and support, utilize electromagnetic mechanism A in order to produce the repulsion effort to the magnetic axis body, thereby make annular panel carry out the action of falling, telescopic machanism enters into in the hole after the trompil, thereby make the pincers body avoid appearing the unstable situation of focus in the action of lifting.

Description

Mine rescue breaking device

Technical Field

The invention relates to the technical field of rescue breaking and dismantling, in particular to a mine rescue breaking and dismantling device.

Background

The mine rescue demolition equipment is special equipment used for demolishing obstacles, opening up rescue channels and carrying out rescue operation in the emergency rescue process of mine accidents, can be used for rapidly demolishing the obstacles in a short time, improves rescue efficiency, shortens rescue time of trapped personnel, can be selected according to actual conditions of rescue sites, and mainly comprises hydraulic demolishing equipment, cutting machines, chain saws, expanders, cutters, drilling machines and other instruments, and can be used for preventing rescue personnel from damaging rescue personnel due to secondary collapse under the condition of guaranteeing the safety of the trapped personnel;

In the mine rescue work process, the hydraulic expansion pliers are frequently used, and are tools commonly used in rescue and industrial production, the hydraulic expansion pliers mainly work based on a hydraulic principle, have powerful expansion, tearing and traction functions, in an emergency situation, the hydraulic expansion pliers can rapidly break open points for supporting hydraulic expansion pliers when used for lifting objects such as stones and cross beams, so that a safe rescue channel is opened up for rescue workers, rescue time is effectively shortened, and the expansion and traction functions of the hydraulic expansion pliers can move and lift heavy obstacles such as collapsed cross beams, walls and the like, so that rescue workers can more easily approach trapped people, meanwhile, as the hydraulic expansion pliers are provided with powerful expansion pliers heads, metal structures such as reinforcing steel bars and iron plates, the obstacles can be further broken and torn down, rescue efficiency is improved, workers need to find points for supporting the hydraulic expansion pliers when lifting objects such as stones and cross beams in an emergency situation, the rescue work can be guaranteed, but in the actual rescue work process, a large number of relief holes can be generated, and the rescue workers need to be lifted out of the hydraulic expansion pliers in a plurality of places without the supporting points for supporting the relief holes, and the rescue devices need to be used for the rescue workers to be broken.

Disclosure of Invention

The invention aims to provide a mine rescue breaking device for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the mine rescue breaking device comprises a clamp body and power equipment connected with the clamp body, and an annular sleeve fixedly arranged on the power equipment, wherein a support shaft body is symmetrically and fixedly arranged on the annular sleeve, a first hinge rod rotationally connected with the support shaft body is arranged on the support shaft body, a second hinge rod rotationally connected with the first hinge rod is arranged at the end part of the first hinge rod, and a fixed sleeve is fixedly arranged on the second hinge rod;

The inside of fixed sleeve is provided with annular panel, just fixed mounting has the connecting rod frame on the annular panel, just the tip fixed mounting of connecting rod frame has driving motor, driving motor's output is used for installing the drill bit that carries out the trompil to the ore, still be provided with telescopic machanism on the annular panel, just telescopic machanism enters into in the hole in order to play the supporting role, fixed sleeve's interior roof fixed mounting has the installation panel, parallel mount has electromagnetic mechanism A and electromagnetic mechanism B on the installation panel, fixed mounting has the magnetic axis body on the annular panel, just the magnetic axis body is located electromagnetic mechanism A under, and electromagnetic mechanism A circular telegram produces the repulsion effort to the magnetic axis body.

Preferably, the outer wall of the annular panel is provided with a rotating panel connected with the rotating panel in a rotating way, the outer wall of the rotating panel is wrapped with a silica gel layer, and a plurality of constant force springs are connected between the rotating panel and the inner wall of the fixed sleeve.

Preferably, the outer wall of the annular panel is fixedly provided with a sliding shaft body, the inner wall of the fixed sleeve is provided with a limiting groove body, the sliding shaft body slides in the limiting groove body in a limiting manner, and an angle difference exists between the telescopic mechanism and the connecting rod frame.

Preferably, the limit groove body comprises a straight running area, a spiral area communicated with the straight running area and a sliding area communicated with the other end of the spiral area.

Preferably, the telescopic machanism is including setting up on annular panel and with annular panel sliding connection's spacing sleeve, just rotate between spacing sleeve and the fixed sleeve's the inner wall and be connected, spacing sleeve's internally mounted has the iron axis body, just the one end of iron axis body is located electromagnetic mechanism B under, electromagnetic mechanism B circular telegram produces the repulsion effort to the iron axis body, the outer wall fixed mounting of iron axis body has a supporting panel, just be connected with reset spring between supporting panel and the spacing sleeve's the interior bottom wall, and reset spring cover is located on the iron axis body.

Preferably, the outer wall of the iron shaft body is provided with a rotating sleeve rotationally connected with the outer wall of the iron shaft body, the rotating sleeve is positioned inside the limiting sleeve, the rotating sleeve is symmetrically provided with annular shaft bodies, the limiting sleeve is symmetrically provided with clamping groove bodies, the annular shaft bodies are positioned in the clamping groove bodies to slide in a limiting manner, and torsion springs are connected between the rotating sleeve and the supporting panel.

Preferably, the clamping groove body comprises a lifting area, an angle adjusting area communicated with the lifting area and an L-shaped area communicated with the angle adjusting area, the annular panel is fixedly provided with a touch shaft body, the touch shaft body is located between the magnetic shaft body and the limiting sleeve, the installation panel is fixedly provided with an induction element, and the induction element is located on a movement track of the touch shaft body.

Preferably, one end of the iron shaft body is sleeved with a rubber sleeve, and the end part of the rubber sleeve is curved inwards.

Preferably, the surface roughness of the middle area of the fixing sleeve is greater than that of the two ends.

Preferably, the outer wall of the fixed sleeve is fixedly provided with symmetrically distributed fixed shaft bodies, the fixed shaft bodies are provided with rotating rod frames, the end parts of the rotating rod frames are fixedly provided with square panels, and the square panels are fixedly provided with a plurality of protruding blocks.

Compared with the prior art, the invention has the beneficial effects that:

1. According to the invention, the driving motor is utilized to carry out perforating operation on the ore surface, the telescopic mechanism enters the hole to be supported, the electromagnetic mechanism A is utilized to generate repulsive force on the magnetic shaft body, so that the annular panel descends, the positions of the driving motor and the telescopic mechanism are exchanged under the action of the sliding shaft body and the limiting groove body, the telescopic mechanism enters the hole after the perforation, the situation that the center of gravity of the pliers body is unstable in the lifting action process is avoided, and the searching speed of the supporting point can be effectively improved through the structural design of the telescopic mechanism;

2. According to the invention, through the position relation between the annular shaft body and the clamping groove body on the rotating sleeve, the iron shaft body is self-locked in the hole entering process, so that the iron shaft body is prevented from being restored to the initial position under the action of the reset spring due to sudden power failure of the electromagnetic mechanism B, the safety of the clamp body during operation is improved, and the probability of safety accidents is reduced.

Drawings

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

FIG. 2 is a schematic view of the structure of one part of the hinge rod of the present invention;

FIG. 3 is a schematic view of the structure of the annular sleeve of the present invention;

FIG. 4 is a schematic cross-sectional view of the fixing sleeve of the present invention;

FIG. 5 is a schematic view showing the separation of the inner structure of the fixing sleeve according to the present invention;

FIG. 6 is a schematic view of the structure of the limiting groove of the present invention;

FIG. 7 is a schematic view of the structure at the annular panel of the present invention;

FIG. 8 is a schematic view of the structure of the mounting panel of the present invention;

FIG. 9 is a schematic view of the telescopic mechanism of the present invention;

FIG. 10 is a schematic view of the structure of the rubber sleeve of the present invention;

FIG. 11 is a schematic view of the roughness of the inner wall of the fixing sleeve according to the present invention.

In the figure: 1-a clamp body; 2-power plant; 3-an annular sleeve; 31-supporting the shaft body; 32-a first hinging rod; 33-a second hinging rod; 4-fixing the sleeve; 41-an annular panel; 411-magnetic shaft body; 412-rotating the panel; 413-a silicone layer; 414-a sliding shaft; 42-connecting a rod frame; 43-a drive motor; 44-mounting a panel; 441-electromagnetic mechanism a;442—electromagnetic mechanism B; 443-a sensing element; 45-constant force springs; 46-limiting groove bodies; 461-straight regions; 462-helical region; 463-glide area; 47-touching the shaft body; 48-a fixed shaft body; 49-a rotating rod rack; 40-square panel; 401-bump; 5-a telescopic mechanism; 51-a limit sleeve; 52-an iron shaft body; 521-rotating the sleeve; 522-an annular shaft; 523-rubber sleeve; 53-support panel; 54-a return spring; 55-clamping the groove body; 551-lifting area; 552-an angle adjustment region; 553-L-shaped region; 56-torsion spring.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-11, the present invention provides a technical solution: the invention provides a mine rescue breaking and dismantling device, which is correspondingly improved aiming at the technical problems in the background technology, and comprises a clamp body 1 and a power device 2 connected with the clamp body 1, wherein an annular sleeve 3 fixedly arranged on the power device 2 is connected with the power device 2 through bolts, when the annular sleeve 3 needs to be taken out, the bolts used for connecting the annular sleeve 3 and the power device 2 can be dismantled, then the annular sleeve 3 is taken out from the power device 2, a support shaft body 31 is symmetrically and fixedly arranged on the annular sleeve 3, a hinge rod I32 which is rotationally connected with the support shaft body 31 is arranged on the support shaft body, a hinge rod II 33 which is rotationally connected with the hinge rod I32 is arranged at the end part of the hinge rod I32, and a fixed sleeve 4 is fixedly arranged on the hinge rod II 33, wherein a plurality of rubber pads are arranged on the inner wall of the annular sleeve 3 so as to play a buffering role; the fixed sleeve 4 is provided with a rotating panel 412, the outer wall of the rotating panel 412 is wrapped with a silica gel layer 413, a plurality of constant force springs 45 are connected between the rotating panel 412 and the inner wall of the fixed sleeve 4, wherein the surface roughness of the middle area of the fixed sleeve 4 is larger than that of the two ends (as shown in fig. 11), an annular panel 41 is arranged in the fixed sleeve 4, the annular panel 41 is positioned in the rotating panel 412 and is rotationally connected with the rotating panel 412, a connecting rod frame 42 is fixedly arranged on the annular panel 41, the end part of the connecting rod frame 42 is fixedly provided with a driving motor 43, the output end of the driving motor 43 is used for installing a drill bit for perforating ores, as the drill bit is a mechanism in the prior art, the invention does not describe the drill bit excessively, a telescopic mechanism 5 is also arranged on the annular panel 41, the telescopic mechanism 5 enters into a hole to play a supporting role, an inner top wall of the fixed sleeve 4 is fixedly provided with a mounting panel 44, an electromagnetic mechanism A441 and an electromagnetic mechanism B442 are parallelly arranged on the mounting panel 44, a magnetic shaft 411 is fixedly arranged on the annular panel 41, and the magnetic shaft 411 is positioned under the electromagnetic mechanism A441, and the electromagnetic mechanism A generates a repulsive magnetic force against the electromagnetic shaft A411; the outer wall of the annular panel 41 is fixedly provided with a sliding shaft body 414, and the inner wall of the fixed sleeve 4 is provided with a limiting groove body 46, wherein the sliding shaft body 414 slides in the limiting groove body 46 in a limiting way, the limiting groove body 46 comprises a straight-going area 461, a spiral area 462 communicated with the straight-going area 461 and a sliding area 463 communicated with the other end of the spiral area 462, in an initial state, the sliding shaft body 414 is positioned at the initial end of the straight-going area 461, namely, at the moment, the electromagnetic mechanism A441 is not electrified, and the rotating panel 412 and the annular panel 41 are positioned at the highest point;

Step a: in a specific rescue operation process, if the rescue environment is complex and is located on an ore collapse layer, at this time, if the clamp body 1 is used for lifting the ore, the annular sleeve 3 can be fixed on the power equipment 2 through bolts, the fixed sleeve 4 is adjusted in position by adjusting the hinge rod I32 and the hinge rod II 33, then the position of the telescopic mechanism 5 is observed, whether the annular sleeve 41 is in a state close to vertical to the ore surface or not, if the position is good, a drill bit is fixedly installed on the output end of the driving motor 43, the driving motor 43 is started and the electromagnetic mechanism A441 is electrified, the electromagnetic mechanism A441 generates repulsive force on the magnetic shaft body 411 on the annular panel 41, namely the annular panel 41 moves downwards, the connecting rod frame 42 installed on the annular panel 41 and the driving motor 43 synchronously move downwards, and the telescopic mechanism 5 is in sliding connection with the annular panel 41, further, when the annular panel 41 moves downwards, the telescopic mechanism 5 is in a static state, the annular panel 41 slides along a straight sliding region 461, moves downwards along a sliding region and enters a sliding region 463, and enters a sliding region 463 in the sliding region, and finally enters the sliding region of the sliding region 5, and enters the sliding region of the sliding region 4, and the sliding region is positioned in the sliding region of the sliding region 41, and the sliding region is positioned in the sliding region of the sliding region 4, and the sliding region is positioned in the sliding region 4, and the sliding region is in the sliding region. And at this time, the silica gel layer 413 on the surface of the rotating panel 412 also enters into the position with larger surface roughness on the inner wall of the fixed sleeve 4, and the specific design reason is that: the drill bit can produce certain impact force when being close to the ore surface, this impact force then causes the damage to the drill bit surface easily, through the frictional force that increases fixed sleeve 4 inner wall, make the decline speed of rotating face 412 decline, and then the drill bit is in the state of slowing down when being close to the ore surface, then the drill bit is trompil work to the ore under the effect of driving motor 43, after the trompil is accomplished, electromagnetic mechanism A441 outage, rotating face 412 resets under the effect of constant force spring 45, and then slide shaft body 414 and pass through the region 463 that slides, spiral region 462 and straight region 461, so that telescopic machanism 5 returns to the initial position again, insert telescopic machanism 5 in the hole this moment, thereby can play the fixed action.

As a further limitation of the present invention, the telescopic mechanism 5 includes a limit sleeve 51 disposed on the annular panel 41 and slidingly connected with the annular panel 41, and the limit sleeve 51 is rotationally connected with the inner wall of the fixed sleeve 4, when the annular panel 41 descends, the limit sleeve 51 is slidingly connected with the annular panel 41 and limited by the fixed sleeve 4, and when the annular panel 41 descends, the limit sleeve 51 is in a static state, an iron shaft 52 is mounted in the limit sleeve 51, one end of the iron shaft 52 is located under the electromagnetic mechanism B442, the electromagnetic mechanism B442 is electrified to generate repulsive force on the iron shaft 52, a supporting panel 53 is fixedly mounted on the outer wall of the iron shaft 52, a return spring 54 is connected between the supporting panel 53 and the inner bottom wall of the limit sleeve 51, and the return spring 54 is sleeved on the iron shaft 52, the outer wall of the iron shaft body 52 is provided with a rotating sleeve 521 which is rotationally connected with the outer wall of the iron shaft body 52, the rotating sleeve 521 is positioned in the limit sleeve 51, the rotating sleeve 521 is symmetrically provided with an annular shaft body 522, the limit sleeve 51 is symmetrically provided with a clamping groove body 55, the annular shaft body 522 is positioned in the clamping groove body 55 for limiting sliding, as a further limitation of the invention, the clamping groove body 55 comprises a lifting area 551, an angle adjusting area 552 communicated with the lifting area 551 and an L-shaped area 553 communicated with the angle adjusting area 552, a torsion spring 56 is connected between the rotating sleeve 521 and the support panel 53, the annular panel 41 is fixedly provided with a touch shaft body 47, the touch shaft body 47 is positioned between the magnetic shaft body 411 and the limit sleeve 51, the mounting panel 44 is fixedly provided with a sensing element 443, the sensing element 443 is positioned on the movement track of the touch shaft body 47, the induction element 443 is used for switching the power-on conditions of the electromagnetic mechanism a441 and the electromagnetic mechanism B442;

Step b: as described in connection with step a, when the electromagnetic mechanism a441 is powered off, the rotating panel 412 drives the annular panel 41 to move upward under the action of the constant force springs 45, after the annular panel 41 is lifted to the initial state, the touching shaft body 47 on the annular panel 41 touches the sensing element 443, the sensing element 443 controls the electromagnetic mechanism B442 to be powered on, and the telescopic mechanism 5 returns to the initial position at this time, and the drill bit performs the hole punching operation on the ore located below the telescopic mechanism 5 under the action of the driving motor 43, so when the electromagnetic mechanism B442 is powered on, the electromagnetic mechanism B442 generates the repulsive force on the end of the iron shaft body 52, the iron shaft body 52 performs the descending motion, in the descending process, the rotating sleeve 521 on the iron shaft body 52 moves synchronously with the iron shaft body, and the annular shaft body 522 on the outer wall of the rotating sleeve 521 moves along the track of the lifting region 551 and moves into the angle adjusting region 552, at this time, the rotating sleeve 521 continues to move, the annular shaft body 522 on the outer wall of the rotating sleeve 521 moves to the end of the L-shaped region under the action of the torsion spring 56, and the annular shaft body 522 on the inner wall of the annular shaft body 521 moves to the end of the L-shaped region 553, and the annular shaft body 522 moves to the end of the L-shaped region 553, and even if the annular shaft body 522 moves to the annular shaft body 52 moves to the L-shaped region 553, and the annular shaft body 52 moves reversely, and the annular shaft body 52 moves to the iron shaft body 52, and can not move opposite to the end region 553. The annular shaft 522 is blocked by the inner wall of the L-shaped area 553, and as shown in fig. 3, the annular sleeve 3 is provided with a hole for facilitating the staff to apply the acting force to the annular shaft 522, so that the annular shaft 522 leaves from the tail end of the L-shaped area 553 and enters the angle adjusting area 552, and then the iron shaft 52 performs the resetting movement under the action of the resetting spring 54 and the torsion spring 56; through this design for iron axis body 52 is in by fixed state all the time in the hole that the drill bit was opened, makes iron axis body 52 can keep fixed state in the hole under electromagnetic mechanism B442 and L shape region 553's effect to play under the effect of spacing annular sleeve 3, can effectively avoid pincers body 1 to appear the unstable situation of focus in lifting the working process.

The inner wall of the annular sleeve 3 is provided with a plurality of rubber pads, so that vibration force generated by the drill bit in the perforating process is absorbed by the rubber pads, and the influence on the lifting operation of the clamp body 1 is avoided; meanwhile, certain broken stone can be generated to fall into the hole in the perforating working process, and then one end of the iron shaft body 52 is sleeved with the rubber sleeve 523, the end part of the rubber sleeve 523 is in an arc inward bending shape, when the iron shaft body 52 enters into the hole, the rubber sleeve 523 is firstly contacted with the bottom of the hole, and along with the continuous movement of the iron shaft body 52, the end part of the rubber sleeve 523 can continuously bend inwards, so that ore is pushed into the center, and the influence on the supporting effect of the iron shaft body 52 is avoided; meanwhile, when rescue is carried out in rainy season, the lifting position of the clamp body 1 can be located in a soft soil area, at the moment, effective support cannot be provided if hole opening is carried out, further, the symmetrically distributed fixed shaft 48 is fixedly arranged on the outer wall of the fixed sleeve 4, the rotating rod frame 49 is arranged on the fixed shaft 48, the square panel 40 is fixedly arranged at the end part of the rotating rod frame 49, the plurality of lugs 401 are fixedly arranged on the square panel 40, under soft soil condition, the rotating rod frame 49 can be controlled to rotate so that the square panel 40 is contacted with a soil layer, and the rotating rod frame 49 is a telescopic shaft body.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The mine rescue breaking and dismantling device is characterized by comprising a clamp body (1) and power equipment (2) connected with the clamp body (1), wherein an annular sleeve (3) is fixedly arranged on the power equipment (2), a supporting shaft body (31) is symmetrically and fixedly arranged on the annular sleeve (3), a first hinging rod (32) which is rotationally connected with the supporting shaft body (31) is arranged on the supporting shaft body, a second hinging rod (33) which is rotationally connected with the first hinging rod (32) is arranged at the end part of the first hinging rod, and a fixed sleeve (4) is fixedly arranged on the second hinging rod (33);

the inside of fixed sleeve (4) is provided with annular panel (41), just fixed mounting has connecting rod frame (42) on annular panel (41), just the tip fixed mounting of connecting rod frame (42) has driving motor (43), the output of driving motor (43) is used for installing the drill bit that carries out the trompil to the ore, still be provided with telescopic machanism (5) on annular panel (41), just telescopic machanism (5) enter into in the hole in order to play the supporting role, the interior roof fixed mounting of fixed sleeve (4) has installation panel (44), electromagnetic mechanism A (441) and electromagnetic mechanism B (442) are installed to on the installation panel (44) in parallel, fixed mounting has magnetic axis body (411) on annular panel (41), just magnetic axis body (411) are located electromagnetic mechanism A (441) under, and electromagnetic mechanism A (441) circular telegram produces the repulsive force to magnetic axis body (411).

2. The mine rescue tear-away device of claim 1, wherein: the outer wall of the annular panel (41) is provided with a rotating panel (412) connected with the rotating panel in a rotating mode, the outer wall of the rotating panel (412) is wrapped with a silica gel layer (413), and a plurality of constant force springs (45) are connected between the rotating panel (412) and the inner wall of the fixed sleeve (4).

3. The mine rescue tear-away device of claim 2, wherein: the outer wall of the annular panel (41) is fixedly provided with a sliding shaft body (414), the inner wall of the fixed sleeve (4) is provided with a limiting groove body (46), the sliding shaft body (414) is limited to slide in the limiting groove body (46), and an angle difference exists between the telescopic mechanism (5) and the connecting rod frame (42).

4. A mine rescue break out device as defined in claim 3 wherein: the limit groove body (46) comprises a straight-going area (461), a spiral area (462) communicated with the straight-going area (461) and a sliding area (463) communicated with the other end of the spiral area (462).

5. The mine rescue tear-away device of claim 1, wherein: the telescopic mechanism (5) comprises a limit sleeve (51) which is arranged on the annular panel (41) and is in sliding connection with the annular panel (41), the limit sleeve (51) is rotationally connected with the inner wall of the fixed sleeve (4), an iron shaft body (52) is arranged in the limit sleeve (51), one end of the iron shaft body (52) is located under an electromagnetic mechanism B (442), the electromagnetic mechanism B (442) is electrified to generate repulsive force on the iron shaft body (52), a support panel (53) is fixedly arranged on the outer wall of the iron shaft body (52), a reset spring (54) is connected between the support panel (53) and the inner bottom wall of the limit sleeve (51), and the reset spring (54) is sleeved on the iron shaft body (52).

6. The mine rescue tear-away device of claim 5, wherein: the outer wall of the iron shaft body (52) is provided with a rotating sleeve (521) which is rotationally connected with the outer wall of the iron shaft body, the rotating sleeve (521) is positioned inside the limiting sleeve (51), the rotating sleeve (521) is symmetrically provided with an annular shaft body (522), the limiting sleeve (51) is symmetrically provided with a clamping groove body (55), the annular shaft body (522) is positioned in the clamping groove body (55) to be in limiting sliding, and a torsion spring (56) is connected between the rotating sleeve (521) and the supporting panel (53).

7. The mine rescue tear-away device of claim 6, wherein: the clamping groove body (55) comprises a lifting area (551), an angle adjusting area (552) communicated with the lifting area (551) and an L-shaped area (553) communicated with the angle adjusting area (552), the annular panel (41) is fixedly provided with a touch shaft body (47) as well, the touch shaft body (47) is positioned between the magnetic shaft body (411) and the limiting sleeve (51), the mounting panel (44) is fixedly provided with an induction element (443), and the induction element (443) is positioned on the movement track of the touch shaft body (47).

8. The mine rescue tear-away device of claim 5, wherein: one end of the iron shaft body (52) is sleeved with a rubber sleeve (523), and the end of the rubber sleeve (523) is curved inwards.

9. The mine rescue tear-away device of claim 1, wherein: the surface roughness of the middle area of the fixed sleeve (4) is larger than that of the two ends.

10. The mine rescue tear-away device of claim 1, wherein: the outer wall of the fixed sleeve (4) is fixedly provided with symmetrically distributed fixed shaft bodies (48), the fixed shaft bodies (48) are provided with rotating rod frames (49), the end parts of the rotating rod frames (49) are fixedly provided with square panels (40), and the square panels (40) are fixedly provided with a plurality of protruding blocks (401).