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CN-117329931-B - Liquid oxygen blasting tube manufacturing structure and blasting method

CN117329931BCN 117329931 BCN117329931 BCN 117329931BCN-117329931-B

Abstract

The invention belongs to the technical field of blasting, in particular to a liquid oxygen blasting tube manufacturing structure and a blasting method, aiming at the problems that the existing liquid oxygen blasting tube has strong damage to surrounding environment, potential safety hazard exists in the blasting process, explosive management and control are tighter and tighter, and safety accident phenomenon is easy in the preparation process, the invention provides a scheme which comprises a liquid oxygen blasting tube, wherein the liquid oxygen blasting tube consists of an aluminum tube, a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are respectively fixed at two ends of the aluminum tube through bolts, according to the invention, the combustible material layer, the film bag and the pearl cotton layer are sequentially sleeved on the outer wall of the aluminum pipe, and are matched with the first clamping plate and the second clamping plate to form the liquid oxygen blasting pipe, liquid oxygen is injected into the aluminum pipe, so that the liquid oxygen blasting pipe is detonated, blasting vibration is small, the damage to the surrounding environment is weak, and when the liquid oxygen blasting pipe is prepared, the adhesive tape layer can be automatically adhered on the outer wall of the liquid oxygen blasting pipe, and the preparation is simpler.

Inventors

  • MAO JIANWEI
  • Mao Peifan
  • LI ZHIJIANG

Assignees

  • 衡阳市大地工程劳务有限公司

Dates

Publication Date
20260512
Application Date
20231010

Claims (6)

  1. 1. The liquid oxygen blasting tube manufacturing structure is characterized by comprising a liquid oxygen blasting tube (1), wherein the liquid oxygen blasting tube (1) consists of an aluminum tube (2), a first clamping plate (4) and a second clamping plate (5), the first clamping plate (4) and the second clamping plate (5) are respectively fixed at two ends of the aluminum tube (2) through bolts, and an adhesive tape layer (10) is adhered to the outer wall of the liquid oxygen blasting tube (1); a bottom plate (18) is fixed in the movable frame (17) through bolts, and a liquid oxygen tank (19) is fixed at the top of the bottom plate (18); the adhesive structures are arranged on two sides of the movable frame (17) and are used for automatically adhering the adhesive tape layers (10) to the outer wall of the liquid oxygen blasting tube (1); The clamping structure is arranged at the top of the movable frame (17) and is used for fixing the liquid oxygen tank (19); The outer wall of the aluminum pipe (2) is sleeved with a plurality of combustible material layers (6), two combustible material layers (6) positioned at two sides are respectively abutted against the inner walls of the first clamping plate (4) and the second clamping plate (5), a plurality of thin film bags (8) are sleeved on the outer wall of each combustible material layer (6), pearl cotton layers (9) are sleeved on the outer wall of each thin film bag (8), two ends of each pearl cotton layer (9) and each thin film bag (8) are respectively abutted against the inner walls of the first clamping plate (4) and the second clamping plate (5), a plurality of penetrating holes (3) are formed in the aluminum pipe (2), a plurality of igniters (7) are arranged in one combustible material layer (6), and power lines of the igniters (7) extend to the outer side and are electrically connected with the detonators; The utility model discloses an oxygen-releasing device, including an aluminum pipe (2), a first clamping plate (5), a second clamping plate (5), a threaded platform (13), a first valve (14) and a second clamping plate (4), wherein one end of the aluminum pipe (2) close to the second clamping plate (5) is provided with a through hole (11), the inner wall of the through hole (11) is provided with an inner thread, one side outer wall of the threaded platform (13) is provided with an outer thread, the through hole (11) is in threaded connection with the threaded platform (13), the threaded platform (13) is internally fixedly penetrated with a liquid injection pipe (12), one end of the liquid injection pipe (12) extends into the aluminum pipe (2), the other end of the liquid injection pipe (12) penetrates through the second clamping plate (5) and extends to one side of the second clamping plate (5), the liquid injection pipe (12) is composed of two parts, the two parts are respectively sleeved with an inner thread sleeve (45) and an outer thread sleeve (46), the two parts are detachably fixedly connected through the threaded sleeve (45) and the outer thread sleeve (46), the outer thread of the threaded sleeve (46) is provided with a first valve (14), and the first clamping plate (4) is far away from the first clamping plate (4) and is fixedly provided with an oxygen-releasing pipe (47); The viscose structure comprises two bearing plates (22) which are respectively arranged at two sides of a movable frame (17), wherein a supporting plate (23) is fixed at two sides of the top of the bearing plate (22) through bolts, the supporting plate (23) is used for bearing and limiting a liquid oxygen blasting tube (1), a fixed block (24) which is positioned between the two supporting plates (23) is fixed at the top of the bearing plate (22) through bolts, a rotating ring (25) is in sliding fit in the fixed block (24), one end of the liquid oxygen blasting tube (1) penetrates through the rotating ring (25), two base plates (26) are fixed at the inner wall of the top of the rotating ring (25) through bolts, a coiled adhesive tape (27) is detachably arranged between the two base plates (26), a worm wheel (28) is fixed at the outer wall of the rotating ring (25), a worm (29) is connected in a rotating way, the worm (29) is meshed with the worm wheel (28), and two second sprockets (30) are fixedly sleeved on the outer wall of the worm (29); The viscose structure is characterized by further comprising two groups of conveying structures arranged on two sides of the top of the bearing plate (22), the two groups of conveying structures are respectively located on two sides of the fixed block (24), the conveying structures comprise a plurality of bases (31) fixed on the top of the bearing plate (22) through bolts, rotating shafts (32) are rotationally connected to the bases (31), conveying wheels (33) used for conveying liquid oxygen blasting tubes (1) are fixedly sleeved on the outer walls of the rotating shafts (32), annular grooves (38) matched with the outer walls of the liquid oxygen blasting tubes (1) are formed in the outer walls of the conveying wheels (33), one ends of the rotating shafts (32) rotate to penetrate through the bases (31) and are fixedly connected with first chain wheels (34), and the second chain wheels (30) are connected with the first chain wheels (34) through chain (35) in a transmission mode.
  2. 2. The liquid oxygen blasting tube manufacturing structure according to claim 1, wherein the clamping structure comprises two connecting lugs (41) welded on two sides of the top of the movable frame (17), two connecting holes (40) are formed in the bearing plates (22), the connecting holes (40) correspond to the connecting lugs (41), the bearing plates (22) are rotatably connected in the movable frame (17), two limiting blocks (39) for limiting the bearing plates (22) are arranged at the bottom of the bearing plates (22), one sides, away from each other, of the two limiting blocks (39) are fixedly connected with two side inner walls of the movable frame (17) respectively, and the connecting lugs (41) are connected with the connecting holes (40) through connecting ropes (43).
  3. 3. The liquid oxygen blasting tube manufacturing structure according to claim 2, wherein the inner walls of two sides of the fixed block (24) close to each other are fixed with arc-shaped sliding plates (36) through bolts, annular grooves (37) are formed in two sides of the rotating ring (25), the annular grooves (37) are in sliding fit with the arc-shaped sliding plates (36), a plurality of connecting pipes (20) are arranged at one end of the liquid oxygen tank (19), the connecting pipes (20) are matched with the oxygen delivery tube (15), and a second valve (21) is sleeved on the outer wall of the connecting pipe (20).
  4. 4. A liquid oxygen blasting tube manufacturing structure according to claim 3, wherein the other side outer wall of the screw table (13) is sleeved with a rubber sealing ring (16) extending into the through hole (11).
  5. 5. A liquid oxygen blast tube manufacturing structure according to claim 4, wherein a plurality of barb plates (44) are welded to the outer wall of the aluminum tube (2), and one end of the sharp corner of the barb plate (44) faces the first clamping plate (4).
  6. 6. The blasting method of a liquid oxygen blasting tube production structure of claim 5, comprising the steps of: S1, fixedly connecting one end of an aluminum pipe (2) with a first clamping plate (4), sleeving a plurality of combustible layers (6) on the outer wall of the aluminum pipe (2) one by one, limiting the combustible layers (6) by the first clamping plate (4), placing igniters (7) in the plurality of combustible layers (6), extending connecting lines of the igniters (7) to the outer side, wrapping the plurality of combustible layers (6) by a film bag (8), sleeving a second clamping plate (5) on the other end of the aluminum pipe (2), limiting the pearl cotton layers (9), the film bag (8) and the combustible layers (6) on the right side by the second clamping plate (5), screwing a threaded table (13) into a through hole (11), and forming a liquid oxygen blasting pipe (1); S2, placing the wrapped liquid oxygen blasting tube (1) on one of the support plates (23), wherein one end of the liquid oxygen blasting tube (1) just penetrates through the rotating ring (25) at the moment, the liquid oxygen blasting tube (1) is positioned on the plurality of conveying wheels (33), one end of the coiled adhesive tape (27) is adhered to the outer wall of one end of the liquid oxygen blasting tube (1), the worm (29) is driven to rotate through a motor, the worm (29) drives the rotating ring (25) to rotate through a worm wheel (28), and the adhesive tape can be wound on the outer wall of the liquid oxygen blasting tube (1) when the rotating ring (25) rotates; S3, when the adhesive tape is wound on the outer wall of the liquid oxygen blasting tube (1), the worm (29) drives the conveying wheels (33) to rotate through the cooperation of the second chain wheel (30), the first chain wheel (34) and the chain (35), the conveying wheels (33) convey the liquid oxygen blasting tube (1) to the left side, and then the rotating ring (25) can wind the adhesive tape on the outer wall of the liquid oxygen blasting tube (1) to accelerate the preparation of the liquid oxygen blasting tube (1); S4, inserting a liquid oxygen blasting tube (1) into a hole drilled in advance in a mine, inserting the liquid oxygen blasting tube (1) into the hole, rapidly disconnecting the oxygen delivery tube (15) from the liquid injection tube (12), then connecting the liquid injection tube (12) with one connecting tube (20) through an oxygen delivery tube (15), opening a booster valve of a liquid oxygen tank (19) to enable liquid oxygen in the tank to rise to a certain pressure, at the moment, opening a second valve (21) and a first valve (14) to deliver liquid oxygen to an aluminum tube (2), and after the liquid oxygen permeates a combustible material layer (6), closing the second valve (21) and the first valve (14) after the liquid oxygen delivery is finished, rapidly disconnecting a power line of an igniter (7) from the liquid injection tube (12), and completing detonation through the igniter, wherein the explosion has small vibration, is extremely easy to volatilize, is relatively friendly, and does not leave any potential safety hazard to the extremely individual explosion tube; S5, when the liquid oxygen blasting tube (1) is required to be hung on a mine, the connecting rope (43) penetrates through the connecting lug (41) and the connecting hole (40) to enable the bearing plate (22) to rotate, the worm wheel (28) can just abut against the rubber layer (42) at the moment, so that the liquid oxygen tank (19) can be clamped and fixed, and then the movable frame (17) is hung to a designated position through the crane.

Description

Liquid oxygen blasting tube manufacturing structure and blasting method Technical Field The invention relates to the technical field of blasting, in particular to a liquid oxygen blasting tube manufacturing structure and a blasting method. Background The aluminum tube is used as a transport channel of liquid oxygen, and the opening of the aluminum tube is used for allowing the liquid oxygen to pass through the tube so as to facilitate the combustible matter (toilet paper) to fully absorb the liquid oxygen. In the traditional blasting (explosive), an emulsion explosive (initiating explosive material) +a detonator is directly buried in a hole to directly initiate blasting. However, the conventional blasting still has some defects in the use process: 1. The traditional blasting is performed by using explosives and detonators, has the advantages of large vibration, strong damage to surrounding environments (buildings, landforms, and the like), potential safety hazards in the blasting process, and in addition, the explosive management is more and more strict in recent years, and a plurality of mines and under-construction engineering areas cannot be blasted by using the explosives; 2. the traditional blasting tube is manufactured by using the explosive and the detonator, the manufacturing process is relatively complex, the explosive is a dangerous article, and the explosion phenomenon easily occurs in the manufacturing process, so that the production accident occurs in the manufacturing process. In order to solve the problems, the invention provides a liquid oxygen blasting tube manufacturing structure and a blasting method. Disclosure of Invention The invention aims to solve the defects that the surrounding environment is strong in destructive power, potential safety hazards exist in the blasting process, explosive management and control are tighter and tighter, and safety accidents are easy to occur in the preparation process in the prior art, and provides a liquid oxygen blasting tube manufacturing structure and a blasting method. In order to achieve the above purpose, the present invention adopts the following technical scheme: The liquid oxygen blasting tube structure comprises a liquid oxygen blasting tube, wherein the liquid oxygen blasting tube consists of an aluminum tube, a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are respectively fixed at two ends of the aluminum tube through bolts, and an adhesive tape layer is adhered to the outer wall of the liquid oxygen blasting tube; A bottom plate is fixed in the moving frame through bolts, and a liquid oxygen tank is fixed at the top of the bottom plate; the adhesive structures are arranged on two sides of the movable frame and are used for automatically adhering the adhesive tape layer to the outer wall of the liquid oxygen blasting tube; the clamping structure is arranged at the top of the movable frame and used for fixing the liquid oxygen tank. In one possible design, the outer wall of the aluminum pipe is sleeved with a plurality of combustible layers, two combustible layers positioned at two sides are respectively abutted against the inner walls of the first clamping plate and the second clamping plate, a plurality of thin film bags are sleeved on the outer wall of the combustible layers, pearl cotton layers are sleeved on the outer wall of the thin film bags, two ends of the pearl cotton layers and the thin film bags are respectively abutted against the inner walls of the first clamping plate and the second clamping plate, a plurality of penetrating holes are formed in the aluminum pipe, a plurality of igniters are arranged in one of the combustible layers, a power line of each igniter extends to the outer side and is electrically connected with an igniter, the combustible layers can be made of toilet paper again without limitation, and the outer wall of the aluminum pipe is sequentially wrapped with the combustible layers, the thin film bags and the pearl cotton layers, so that the preparation of the liquid oxygen blasting pipe can be easily completed, and the preparation process is very safe. In one possible design, the one end that the aluminum pipe is close to the second cardboard is equipped with the through-hole, be equipped with the screw thread platform in the through-hole, the inner wall of through-hole is equipped with the internal thread, one side outer wall of screw thread platform is equipped with the external screw thread, through-hole and screw thread platform threaded connection, the screw thread platform internal fixation runs through has the notes liquid pipe, and annotates the one end of liquid pipe and extend to in the aluminum pipe, the other end of annotating the liquid pipe runs through the second cardboard and extends to one side of second cardboard, annotate the liquid pipe and constitute for two parts, the relative position of two parts all is provided with the hor