CN111632296A

CN111632296A - Underground lifesaving equipment

Info

Publication number: CN111632296A
Application number: CN202010621741.7A
Authority: CN
Inventors: 陈晔; 左安位; 谷国占
Original assignee: Maanshan Huaqiweiya Technology Development Co ltd
Current assignee: Maanshan Huaqiweiya Technology Development Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2020-09-08

Abstract

The invention discloses an underground lifesaving device which comprises a lifesaving cylinder, wherein three fixing strips are arranged on the outer wall of the lifesaving cylinder, a positioning angle is arranged on each fixing strip, a telescopic cylinder is arranged on each positioning angle, a pushing block is arranged at the end part of a piston rod of each telescopic cylinder, two connecting pieces are arranged on each pushing block, a first rotating block is rotatably arranged on each connecting piece, a spring is arranged on each first rotating block, each first rotating block is connected with a second rotating block through the spring, the two second rotating blocks are respectively rotatably connected with two side plates, four rotating rods are rotatably arranged on the two side plates, and the rotating rods are rotatably connected with the fixing strips. According to the invention, the three climbing tracks drive the lifesaving tube to move upwards, and meanwhile, the electric hoist pulls the lifesaving tube upwards, so that the lifesaving tube finally rises to the position of a well mouth to finish rescue, thereby solving the technical problems that in the prior art, when rescue is carried out by underground lifesaving equipment, a traction rope is broken, and meanwhile, when rescue is carried out, the traction of trapped people is not stable and safe.

Description

Underground lifesaving equipment

Technical Field

The invention relates to the technical field of lifesaving equipment, in particular to an underground lifesaving apparatus.

Background

Although the modern society develops at a high speed and the technological progress is faster and faster, the rescue equipment in the professional field still has great defects. For example, in a farmland, some water wells (a certain part of the water wells are unmanaged waste wells) often exist, in addition, even in a wasteland, some waste wells which are not buried for exploration are often found, in television and news reports, messages that children fall into the waste wells often exist, the waste wells have great potential safety hazards, once people fall into the waste wells, the rescue process is very long, particularly under the working condition that some well mouths are narrow, large-scale equipment such as an excavator is often needed to gradually excavate from the positions close to the well mouths to the underground, the safety of trapped people needs to be guaranteed in the excavation process, the implementation difficulty and the rescue difficulty are very large, the rescue efficiency is low, the rescue time in the well is difficult to be won, and the trapped people in the well can be injured or lack of physical strength to threaten lives. Even with lowering the line, it is difficult for trapped personnel to have sufficient strength to pull to the wellhead in most cases. The equipment such as a common rescue chair is easy to be clamped on the well wall, so that the trapped person is suspended in the air, and the facility easily causes secondary damage to the trapped person. Especially, under the condition that the trapped people lose intuition, the existing lifesaving device is difficult to effectively rescue.

Patent document (201910043564.6) discloses a downhole lifesaving device, which can be quickly and smoothly transferred into a well during rescue, and can adjust the state of a lifting frame according to actual working conditions, and the flexibility of field rescue scheme arrangement is high, but the downhole lifesaving device does not consider the situation that a certain traction rope is broken in the process of downhole rescue, and meanwhile, the trapped people cannot guarantee stable rescue during rescue.

Disclosure of Invention

The invention aims to provide an underground lifesaving appliance, which solves the following technical problems: (1) the four bases are fixed on the ground on two sides of a well mouth in pairs by installing a supporting table right above a rescue well mouth, an electric hoist is started, the electric hoist puts a lifesaving tube into the well through a lifting hook, trapped people enter the lifesaving tube, telescopic cylinder piston rods on two fixed strips upwards push a pushing block, the pushing block drives a guide pin to upwards slide in a kidney-shaped chute through two connecting pieces, a first rotating block drives a second rotating block to rotate through a spring, a rotating rod is matched with two side plates to drive a climbing crawler to be in contact with the inner wall of the well, a driving motor drives one driving wheel to rotate through a commutator, two driving wheels are matched to drive the climbing crawler to rotate, three climbing crawlers drive the lifesaving tube to upwards move, meanwhile, the electric hoist upwards pulls the lifesaving tube, the lifesaving tube finally ascends to the well mouth position to complete rescue, and the problem that the traction rope is likely to break when rescue in underground lifesaving equipment in the prior art, meanwhile, the trapped people are dragged during rescue, and the technical problem of instability and safety is solved; (2) through the slope design of two support columns in backup pad bottom, design connecting rod and tie-beam simultaneously between two support columns effectively improves the fastness of lifesaving equipment in the pit among the prior art.

The purpose of the invention can be realized by the following technical scheme:

an underground lifesaving apparatus comprises a lifesaving cylinder, wherein three fixing strips are arranged on the outer wall of the lifesaving cylinder, a positioning angle is arranged on each fixing strip, a telescopic cylinder is arranged on each positioning angle, a pushing block is arranged at the end part of a piston rod of each telescopic cylinder, two connecting pieces are arranged on each pushing block, a first rotating block is rotatably arranged on each connecting piece, a spring is arranged on each first rotating block, each first rotating block is connected with a second rotating block through the spring, the two second rotating blocks are respectively rotatably connected with two side plates, four rotating rods are rotatably arranged on the two side plates, each rotating rod is rotatably connected with a fixing strip, two driving wheels are arranged between the two side plates and are in transmission connection through a climbing crawler, and the lifesaving cylinder can automatically move upwards when being lifted by an electric hoist through the design of three climbing crawlers, the traction force required to be provided by the electric hoist is reduced, the condition that a traction rope is broken when the electric hoist pulls the lifesaving tube is avoided, the underground rescue process is more efficient and safer, meanwhile, the climbing crawler of the underground lifesaving equipment can be adjusted to contact the inner walls of wells with different inner diameters, the applicability is strong, a commutator is installed on one side plate, the input shaft of the commutator is connected with the output shaft of a driving motor, and the output shaft of the commutator is connected with one driving wheel;

solid fixed ring is installed at the fixed strip top, gu fixed ring is connected with the haulage rope, and three haulage rope all hangs and locates on the lifting hook, the lifting hook is installed on electric block, electric block is fixed in a supporting bench top, two backup pads are installed to a supporting bench bottom, surface mounting has two support columns under the backup pad, the base is installed to the support column bottom for whole supporting bench fastness is higher, and the security of whole equipment is higher when carrying out the lifesaving in the pit.

Furthermore, the fixing strips are welded and fixed on the outer wall of the lifesaving tube in a welding mode, and the three fixing strips are arranged on the outer peripheral surface of the lifesaving tube in equal radian.

Furthermore, two connecting sheets are symmetrically arranged on two sides of the pushing block, two guide pins are fixed between the two connecting sheets, waist-shaped sliding grooves are formed in the fixing strips, and the guide pins are connected with the waist-shaped sliding grooves in a sliding mode.

Furthermore, a plurality of guide wheels are arranged between the two side plates and are arranged at equal intervals, the guide wheels are in contact with the inner wall of the climbing crawler, and guide strips are arranged between the two side plates and are in contact with the climbing crawler.

Further, two backup pads are installed respectively in brace table bottom both sides, and two support column slope installations are in the backup pad lower surface, backup pad lower surface mounting has the connecting rod, and two support column symmetries set up in the connecting rod both sides, the tie-beam is installed to the connecting rod bottom, two support columns are connected respectively through the welding mode in the tie-beam both ends, two handles are installed to the lifesaving bobbin base portion for when the lifesaving tube is in the face of the small aperture rescue in the pit, stranded personnel can not pull the handle when getting into the lifesaving tube and save.

Further, the life-saving equipment is used as follows:

the method comprises the following steps: when rescue is carried out, the supporting table is arranged right above a rescue well mouth, the four bases are fixed on the ground on two sides of the well mouth in pairs, the electric hoist is started, the electric hoist puts the lifesaving cylinder into the well through the lifting hook, trapped people enter the lifesaving cylinder, then the telescopic cylinder piston rods on the two fixing strips upwards push the pushing block, the pushing block drives the guide pin to slide upwards in the kidney-shaped sliding groove through the two connecting pieces, the first rotating block drives the second rotating block to rotate through the spring, and the rotating rod is matched with the two side plates to drive the climbing crawler to be in contact with the inner wall of the well;

step two: then driving motor passes through the commutator and drives one of them drive wheel and rotate, and two drive wheel cooperations drive the track that climbs and rotate, and three track that climbs drives the lifesaving section of thick bamboo rebound, and the electric block upwards pulls the lifesaving section of thick bamboo simultaneously, and the lifesaving section of thick bamboo finally rises to well head position, accomplishes the rescue.

The invention has the beneficial effects that:

(1) the invention relates to an underground lifesaving apparatus, which is characterized in that a supporting table is arranged right above a rescue well head, four bases are fixed on the ground at two sides of the well head in pairs, an electric hoist is opened, the electric hoist puts a lifesaving tube into the well through a lifting hook, trapped people enter the lifesaving tube, telescopic cylinder piston rods on two fixed strips upwards push a pushing block, the pushing block drives a guide pin to slide upwards in a waist-shaped chute through two connecting pieces, a first rotating block drives a second rotating block to rotate through a spring, a rotating rod is matched with two side plates to drive climbing tracks to be in contact with the inner wall of the well, then a driving motor drives one driving wheel to rotate through a commutator, two driving wheels are matched to drive the climbing tracks to rotate, three climbing tracks drive the lifesaving tube to move upwards, meanwhile, the electric hoist upwards pulls the lifesaving tube, and finally the lifesaving tube rises to the well head position, the rescue is completed, the lifesaving cylinder automatically moves upwards when being hoisted by the electric hoist through the design of the three climbing tracks, the traction force required to be provided by the electric hoist is reduced, the condition that a traction rope is broken when the electric hoist pulls the lifesaving cylinder is avoided, the underground rescue process is more efficient and safer, and meanwhile, the climbing tracks of the underground lifesaving equipment can be adjusted to contact the inner walls of wells with different inner diameters, so that the applicability is strong;

(2) through the slope design of two support columns in backup pad bottom, design connecting rod and tie-beam simultaneously between two support columns for whole brace table fastness is higher, and the security of whole equipment is higher when carrying out lifesaving in the pit, through the design of survival tube bottom handle, makes the lifesaving section of thick bamboo when the rescue in the pit in the face of the aperture, can pull the handle when stranded personnel can't get into in the lifesaving section of thick bamboo and be saved by the lifesaving section of thick bamboo, and the practicality of whole lifesaving equipment is strong.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a downhole rescue apparatus according to the present invention;

FIG. 2 is an installation view of the support post of the present invention;

FIG. 3 is an installation view of the climbing track of the present invention;

FIG. 4 is a schematic view of the installation of the spring of the present invention;

figure 5 is a drive view of the climbing track of the present invention.

In the figure: 1. a lifesaving tube; 2. a fixing strip; 3. positioning an angle; 4. a telescopic cylinder; 5. a pushing block; 6. connecting sheets; 61. a guide pin; 7. a kidney-shaped chute; 8. a first rotating block; 9. a spring; 10. a second turning block; 11. a side plate; 12. rotating the rod; 13. a drive wheel; 15. climbing a crawler; 16. a guide wheel; 17. a guide strip; 18. a drive motor; 19. a fixing ring; 20. a hauling rope; 21. a hook; 22. an electric hoist; 23. a support table; 24. a support plate; 25. a support pillar; 26. a connecting rod; 27. a connecting beam; 28. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the invention relates to an underground lifesaving apparatus, which comprises a lifesaving tube 1, three fixing strips 2 are arranged on the outer wall of the lifesaving tube 1, a positioning angle 3 is arranged on the fixing strips 2, a telescopic cylinder 4 is arranged on the positioning angle 3, a pushing block 5 is arranged at the end part of a piston rod of the telescopic cylinder 4, two connecting sheets 6 are arranged on the pushing block 5, a first rotating block 8 is rotatably arranged on the connecting sheets 6, a spring 9 is arranged on the first rotating block 8, the first rotating block 8 is connected with a second rotating block 10 through the spring 9, the two second rotating blocks 10 are respectively rotatably connected with two side plates 11, four rotating rods 12 are rotatably arranged on the two side plates 11, the rotating rods 12 are rotatably connected with the fixing strips 2, two driving wheels 13 are arranged between the two side plates 11, the two driving wheels 13 are in transmission connection through a climbing crawler 15, a commutator is arranged on one, the input shaft of the commutator is connected with the output shaft of the driving motor 18, and the output shaft of the commutator is connected with one of the driving wheels 13;

fixed ring 19 is installed at 2 tops of fixed strip, fixed ring 19 is connected with haulage rope 20, three haulage rope 20 all hangs and locates on lifting hook 21, lifting hook 21 installs on electric block 22, electric block 22 is fixed in brace table 23 top, two backup pads 24 are installed to brace table 23 bottom, surface mounting has two support columns 25 under the backup pad 24, base 28 is installed to support column 25 bottom, through the slope design of two support columns in backup pad bottom, design connecting rod and tie-beam simultaneously between two support columns, make whole brace table fastness higher.

Specifically, the fixing strips 2 are welded and fixed on the outer wall of the lifesaving tube 1 in a welding mode, and the three fixing strips 2 are arranged on the outer peripheral surface of the lifesaving tube 1 in equal radian. Two connecting sheets 6 are symmetrically arranged on two sides of the pushing block 5, two guide pins 61 are fixed between the two connecting sheets 6, waist-shaped sliding grooves 7 are formed in the fixing strips 2, and the guide pins 61 are connected with the waist-shaped sliding grooves 7 in a sliding mode. A plurality of guide wheels 16 are arranged between the two side plates 11, the guide wheels 16 are arranged at equal intervals, the guide wheels 16 are in contact with the inner wall of the climbing crawler 15, a guide strip 17 is arranged between the two side plates 11, and the guide strip 17 is in contact with the climbing crawler 15. Two backup pads 24 are installed respectively in brace table 23 bottom both sides, two support column 25 slope installations are in backup pad 24 lower surface, backup pad 24 lower surface mounting has connecting rod 26, two support column 25 symmetries set up in connecting rod 26 both sides, tie-beam 27 is installed to connecting rod 26 bottom, two support column 25 are connected respectively through the welding mode at tie-beam 27 both ends, two handles are installed to 1 bottom of lifesaving tube, make lifesaving tube 1 when facing the small aperture rescue in the pit, stranded personnel can not hold the handle when getting into in lifesaving tube 1 and be saved by lifesaving tube 1.

Referring to fig. 1-5, the operation of the downhole rescue apparatus of the present embodiment is as follows:

the method comprises the following steps: when rescue is implemented, the supporting table 23 is arranged right above a rescue well, the four bases 28 are fixed on the ground on two sides of the well in pairs, the electric hoist 22 is started, the electric hoist 22 puts the lifesaving tube 1 into the well through the lifting hook 21, trapped people enter the lifesaving tube 1, piston rods of telescopic cylinders 4 on the two fixing strips 2 push the pushing block 5 upwards, the pushing block 5 drives the guide pin 61 to slide upwards in the kidney-shaped sliding groove 7 through the two connecting pieces 6, the first rotating block 8 drives the second rotating block 10 to rotate through the spring 9, and the rotating rod 12 is matched with the two side plates 11 to drive the climbing crawler 15 to be contacted with the inner wall of the well;

step two: then the driving motor 18 drives one of the driving wheels 13 to rotate through the commutator, the two driving wheels 13 are matched to drive the climbing caterpillar bands 15 to rotate, the three climbing caterpillar bands 15 drive the lifesaving tube 1 to move upwards, meanwhile, the electric hoist 22 pulls the lifesaving tube 1 upwards, and the lifesaving tube 1 finally rises to the position of a well head to complete rescue.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims

1. The underground lifesaving equipment is characterized by comprising a lifesaving tube (1), wherein three fixing strips (2) are installed on the outer wall of the lifesaving tube (1), positioning angles (3) are installed on the fixing strips (2), telescopic cylinders (4) are installed on the positioning angles (3), pushing blocks (5) are installed at the end parts of piston rods of the telescopic cylinders (4), two connecting pieces (6) are installed on the pushing blocks (5), first rotating blocks (8) are installed on the connecting pieces (6) in a rotating mode, springs (9) are installed on the first rotating blocks (8), the first rotating blocks (8) are connected with second rotating blocks (10) through the springs (9), the two second rotating blocks (10) are respectively connected with two side plates (11) in a rotating mode, four rotating rods (12) are installed on the two side plates (11) in a rotating mode, the fixing strips (2) are connected in a rotating mode through the first rotating blocks (12), two driving wheels (13) are arranged between the two side plates (11), the two driving wheels (13) are in transmission connection through a climbing crawler (15), a commutator is installed on one side plate (11), the input shaft of the commutator is connected with the output shaft of a driving motor (18), and the output shaft of the commutator is connected with one driving wheel (13);

fixed ring (19) are installed at fixed strip (2) top, fixed ring (19) are connected with haulage rope (20), and three haulage rope (20) are all hung and are located on lifting hook (21), lifting hook (21) are installed on electric block (22), electric block (22) are fixed in a supporting bench (23) top, two backup pads (24) are installed to a supporting bench (23) bottom, backup pad (24) lower surface mounting has two support columns (25), base (28) are installed to support column (25) bottom.

2. A downhole lifesaving apparatus according to claim 1, wherein the fixing strip (2) is welded and fixed on the outer wall of the lifesaving tube (1) by welding, and the three fixing strips (2) are arranged on the outer circumferential surface of the lifesaving tube (1) in equal radian.

3. A downhole rescue apparatus according to claim 1, wherein two connecting pieces (6) are symmetrically installed at two sides of the pushing block (5), two guide pins (61) are fixed between the two connecting pieces (6), the fixing strip (2) is provided with a kidney-shaped sliding slot (7), and the guide pins (61) are slidably connected with the kidney-shaped sliding slot (7).

4. A downhole rescue apparatus according to claim 1, wherein a plurality of guide wheels (16) are arranged between the two side plates (11), the plurality of guide wheels (16) are arranged at equal intervals, the guide wheels (16) contact the inner wall of the climbing track (15), a guide strip (17) is arranged between the two side plates (11), and the guide strip (17) contacts the climbing track (15).

5. A downhole lifesaving apparatus according to claim 1, wherein two supporting plates (24) are respectively installed at two sides of the bottom of the supporting platform (23), two supporting columns (25) are obliquely installed at the lower surface of the supporting plates (24), a connecting rod (26) is installed at the lower surface of the supporting plates (24), the two supporting columns (25) are symmetrically arranged at two sides of the connecting rod (26), a connecting beam (27) is installed at the bottom of the connecting rod (26), two ends of the connecting beam (27) are respectively connected with the two supporting columns (25) through welding, and two handles are installed at the bottom of the lifesaving tube (1).

6. A downhole rescue apparatus according to claim 1, wherein the rescue apparatus is used as follows:

the method comprises the following steps: when rescue is implemented, the supporting table (23) is installed right above a rescue well head, the four bases (28) are fixed on the ground on the two sides of the well head in pairs, the electric hoist (22) is started, the electric hoist (22) puts the lifesaving cylinder (1) into the well through the lifting hook (21), trapped people enter the lifesaving cylinder (1), then piston rods of the telescopic cylinders (4) on the two fixing strips (2) upwards push the pushing block (5), the pushing block (5) drives the guide pin (61) to upwards slide in the waist-shaped sliding groove (7) through the two connecting pieces (6), then the first rotating block (8) drives the second rotating block (10) to rotate through the spring (9), and the rotating rod (12) is matched with the two side plates (11) to drive the climbing crawler (15) to be in contact with the inner wall of the well;

step two: then driving motor (18) drive one of them drive wheel (13) through the commutator and rotate, two drive wheel (13) cooperations drive and climb track (15) and rotate, and three track (15) of climbing drive lifesaving section of thick bamboo (1) upward movement, and electric block (22) upwards pulls lifesaving section of thick bamboo (1) simultaneously, and lifesaving section of thick bamboo (1) finally rises to the well head position, accomplishes the rescue.