Flexible shaped charge cutting device and magnetic type rapid deployment method

Abstract

The application discloses a flexible shaped charge cutting device and a magnetic attraction type rapid deployment method, relates to the technical field of shaped charge cutting, and is characterized in that the one side of a movable block is connected with an arc-shaped clamp, cutting pipes are embedded between two adjacent arc-shaped clamps, a storage cavity for explosives and a storage cavity for water are arranged in the cutting pipes, a shaped charge plate is bonded to the side of the cutting pipe close to the storage cavity for explosives, the storage cavity for explosives is filled with cutting explosives, the other side of the rectangular frame is connected with a protective plate, and a plurality of sound absorption holes are arranged on the surface of the protective plate. The bonding of the double-sided adhesive and the fixation of the arc-shaped clamp on the cutting pipe enable the cutting pipe to be closely attached to a wall surface, thereby guaranteeing the stability of cutting. The fixation of the arc-shaped clamp on the cutting pipe prevents the elastic rebound of the cutting pipe and enables the cutting pipe to be stably fixed on a curved wall surface. When cutting and blasting are performed, the high-speed jet flow formed by the shaped charge plate can optimally cut the wall surface, the device has good cutting effect, and is suitable for a wide range of applications.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of energy-gathering cutting, in particular to a flexible energy-gathering blasting cutting device and a magnetic attraction type rapid deployment method. BACKGROUND

[0002] Wall breaking is an important breakthrough operation of armed police and rescue forces, and its wall breaking capability plays a crucial role in the completion of subsequent rescue tasks. When the forces are executing special combat tasks, if they encounter wall obstacles and cannot bypass, they must blast the obstacle wall.

[0003] In the Chinese patent with application number CN202222070051.4 and name "a flexible energy-gathering cutting wall breaking device", the wall is cut through by the energy-gathering cutting part; by setting the wall pushing structure, the cut wall can be pushed down to quickly form a passageway; by setting the adjustable support structure, the energy-gathering cutting warhead can adjust the cutting position according to the needs;

[0004] However, the patent and the existing cutting wall breaking device often use adhesive tape or protective frames to fix the cutting device. When using adhesive tape to fix, if the surface of the cutting wall is dirty, the adhesive tape is difficult to fix and cannot guarantee the cutting effect. When using a fixing frame to fix, the existing fixing frame cannot be adjusted according to the shape of the wall, cannot make the energy-gathering cover tightly fit the curved wall surface, the high-speed jet flow formed by the energy-gathering cover is far away from the wall surface, the energy consumption of the high-speed jet flow is large, the cutting effect is poor when the high-speed jet flow cuts the wall, and the noise of the existing cutting device is large when blasting, the debris and dust generated by blasting easily fly around, which cannot guarantee the existing working environment. SUMMARY

[0005] The present application provides a flexible energy-gathering blasting cutting device and a magnetic attraction type rapid deployment method, which can effectively solve the problem that the patent and the existing cutting wall breaking device often use adhesive tape or protective frames to fix the cutting device when fixing the cutting device. When using adhesive tape to fix, if the surface of the cutting wall is dirty, the adhesive tape is difficult to fix and cannot guarantee the cutting effect. When using a fixing frame to fix, the existing fixing frame cannot be adjusted according to the shape of the wall, cannot make the energy-gathering cover tightly fit the curved wall surface, the high-speed jet flow formed by the energy-gathering cover is far away from the wall surface, the energy consumption of the high-speed jet flow is large, the cutting effect is poor when the high-speed jet flow cuts the wall, and the noise of the existing cutting device is large when blasting, the debris and dust generated by blasting easily fly around, which cannot guarantee the existing working environment.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a flexible energy-gathering blasting cutting device, comprising a rectangular frame, the rectangular frame is provided with a cutting protection assembly on both sides, the cutting protection assembly comprises a movable port;

[0007] The movable block is provided with an adjusting opening in the middle, the arc-shaped clamp is provided with a fixed rod in the middle on one side, a plurality of fixed grooves are uniformly formed in the top and bottom of the fixed rod, an active cavity is formed in the middle top and bottom of the adjusting opening, a fixed tooth is connected to the active cavity through a fixed spring, the fixed tooth is embedded in the adjacent fixed groove, the other side of the rectangular frame is provided with a protective plate, and a plurality of sound absorbing holes are formed in the surface of the protective plate.

[0008] The movable block is provided with an adjusting opening in the middle, the arc-shaped clamp is provided with a fixed rod in the middle on one side, a plurality of fixed grooves are uniformly formed in the top and bottom of the fixed rod, an active cavity is formed in the middle top and bottom of the adjusting opening, a fixed tooth is connected to the active cavity through a fixed spring, the fixed tooth is embedded in the adjacent fixed groove, the other side of the rectangular frame is provided with a protective plate, and a plurality of sound absorbing holes are formed in the surface of the protective plate.

[0009] According to the above technical scheme, the movable block is provided with a magnetic block embedded in the top and bottom of the movable block, and double-sided adhesive tape is attached to one side of the cutting tube and located on both sides of the shaped charge liner.

[0010] According to the above technical scheme, the cutting tube is provided with a communication pipe in the middle, one end of the communication pipe penetrates the inside of the water storage cavity and the explosive storage cavity and is connected in communication, and a cutting detonator is connected to the inside of the communication pipe.

[0011] According to the above technical scheme, the movable block is provided with an adjusting opening in the middle, the arc-shaped clamp is provided with a fixed rod in the middle on one side, a plurality of fixed grooves are uniformly formed in the top and bottom of the fixed rod, an active cavity is formed in the middle top and bottom of the adjusting opening, a fixed tooth is connected to the active cavity through a fixed spring, the fixed tooth is embedded in the adjacent fixed groove, the other side of the rectangular frame is provided with a protective plate, and a plurality of sound absorbing holes are formed in the surface of the protective plate.

[0012] According to the above technical scheme, the rectangular frame is provided with a cross in the middle, the cross is provided with a pouring cylinder in the middle, the pouring cylinder is embedded with a pouring explosive in the inside, the pouring explosive is bound with a water bag on one side, and the pouring cylinder is provided with a pouring detonator on one side corresponding to the position of the pouring explosive.

[0013] According to the above technical scheme, the cross is provided with a quick fixing assembly on both sides, the quick fixing assembly comprises a fixed opening;

[0014] The cross is provided with a fixed opening at the position of each corner, a sliding block is slidably connected in the inside of the fixed opening, the sliding block is connected with a vibrating inner tube on one side, the vibrating inner tube is slidably connected with a vibrating outer tube on the outside, the vibrating outer tube is connected with a fixed clamp at the top end, a damping block is fixed in the inside of the sliding block, a vibrating spring is connected between the damping block on one side and the inside of the vibrating outer tube, a clamping spring is connected between the opposite surfaces between the sliding block and the adjacent fixed opening, a through opening is formed in the middle of the protective plate, four clamping openings are formed at equal intervals on the outside of the through opening, and the clamping openings are embedded in the inside of the adjacent fixed clamp at the top end.

[0015] The T-shaped sliding groove is internally connected with the protection side plate through sliding, and the protection side plate is also uniformly provided with a plurality of sound absorption holes on the surface.

[0016] According to the above technical scheme, one side of the fixed port is connected to one end of the fitting plate through a universal joint, and the other end of the fitting plate is bonded with a rubber pad.

[0017] According to the above technical scheme, the pouring cylinder is welded with a supporting female pipe at one end, the supporting female pipe is sleeved with a supporting male pipe outside, the supporting female pipe and the supporting male pipe are connected through a fixing pin, one end of the supporting male pipe is connected with a supporting sleeve, the supporting sleeve is internally connected with one end of a supporting inner rod through sliding, the other end of the supporting inner rod is rotatably connected with a supporting plate, and the top surface of the supporting sleeve is connected with a fixing bolt through a threaded hole.

[0018] The application also provides a magnetic type rapid deployment method of a flexible shaped charge blasting cutting device, which is operated according to the above technical scheme and includes the following steps:

[0019] S1: the cutting pipe on each side of the rectangular frame is preliminarily positioned and fixed by using two adjacent arc-shaped clamps;

[0020] S2: the protection plate is held and the sliding block is pulled to fix the protection plate;

[0021] S3: the rubber pad is contacted with the wall body by holding the rectangular frame, and the fixing mode is flexibly adjusted according to the material of the cutting surface, if the cutting surface is iron material, the supporting inner rod and the supporting sleeve are not needed to be used for supporting and fixing;

[0022] S4: the arc-shaped clamp is pushed to move along the limiting sliding rod, the cutting pipe is compressed to be attached to the wall surface, and the flexible PVC cutting pipe and the corrugated energy accumulation plate are adapted to be bent and deployed on the curved surface;

[0023] S5: the protection side plate is installed, the explosion sound insulation and dust control are realized through the sound absorption holes and the spring assembly, and the deployment is completed.

[0024] In S3, when the wall surface material has no magnetism, after the magnetic fixing is completed, the supporting inner rod, the supporting sleeve and the supporting plate form an auxiliary positioning structure by cooperating with the rubber pad and the fitting plate, so that the supporting is replaced and the stable compensation is realized.

[0025] Compared with the prior art, the application has the following beneficial effects:

[0026] 1、The cutting protection assembly is arranged, a certain pushing force is applied to the arc-shaped clamp, the arc-shaped clamp moves along the limiting sliding rod, the fixed tooth moves from one fixed groove to the inside of another fixed groove, the fixed groove limits the position of the fixed tooth, the position of the arc-shaped clamp is fixed, the arc-shaped clamp pushes the cutting pipe, the double-faced adhesive contacts the wall surface, when the wall surface has dirt, the double-faced adhesive is fixed with the arc-shaped clamp to fix the cutting pipe, the cutting pipe can be tightly attached to the wall surface, the cutting pipe is prevented from falling off, the stability of cutting is ensured, the cutting pipe can be bent along the wall surface, the movable block is moved to the two sides of the bending surface of the wall body, the magnetic block fixes the movable block, the cutting pipe is fixed with the arc-shaped clamp, the elastic rebound of the cutting pipe is prevented, the cutting pipe is stably fixed on the curved wall surface, when cutting and blasting, the high-speed jet flow formed by the energy-gathering plate can cut the wall surface at the best distance, the device is suitable for flat wall surfaces and curved wall surfaces, the cutting effect of the device is good, and the application range is wide;

[0027] The surface of the protection plate is provided with a plurality of sound absorption holes, which can reduce the noise generated by explosion and block the debris generated by explosion, thereby protecting the on-site personnel, the cutting explosive is filled in the storage cavity, and water is filled in the water storage cavity, when the initiator controls the explosion of the cutting explosive, the water mist generated by blasting can adsorb the dust generated by explosion, thereby avoiding the flying of dust, and the water mist can absorb a large amount of heat, thereby reducing the blasting environment temperature and protecting the on-site environment, and when the dumping explosive explodes, under the guidance of the dumping cylinder, the water in the water bag is atomized under the explosion impact, the atomized water impacts the cutting surface, pushes down the cut wall surface, at the same time, the water mist generated can adsorb the dust generated by explosion and block the dust with the protection plate, thereby fully protecting the on-site environment.

[0028] 2、The quick fixing assembly is arranged, the sliding block is pulled to move in the fixed port, the top end of the clamping port can be embedded in the fixed clamp, the installation of the protection plate is more convenient, the protection side plate is located around the protection plate, the protection side plate increases the sound insulation and protection area, and further enhances the sound insulation and protection effect, and when subsequent explosion cutting is performed, under the elastic connection of the vibration spring, the sound wave generated by explosion can drive the vibration outer pipe to move back and forth in the vibration inner pipe, thereby causing the resonance of the protection plate and the protection side plate, the sound energy is converted into structural vibration energy and dissipated, and the sound insulation effect is further enhanced;

[0029] The rubber pad is in contact with the wall body, the fitting plate supports the inner support rod, the support sleeve and the support plate, and the rectangular frame is stably fixed on the surface of the wall to be cut. The rubber pad is made of rubber neodymium iron boron magnet material, has flexibility and magnetic attraction capacity, can be attached to a smooth wall surface and a curved wall surface, makes the device applicable to a flat wall surface and a curved wall surface, has good fixing effect, and has wide application range. When the cutting surface is made of iron material, the rectangular frame can be better fixed under the action of magnetic attraction, without the support of the support inner rod and the support sleeve, the fixing of the rectangular frame is more convenient and fast, the device can flexibly adjust the fixing mode according to the material of the cutting surface, and has wider application range.

[0030] In summary, in the quick fixing assembly, the rubber pad is made of rubber neodymium iron boron magnet material, and can stably fix the rectangular frame on the wall surface in cooperation with the universal joint, provides a stable fixing premise for the fixing of the cutting pipe in the cutting protection assembly, makes the cutting pipe stably fixed on various wall surfaces, fully guarantees the stability of cutting, and most of the elements in the two assemblies are modularly assembled, so that the device is convenient and fast to assemble. BRIEF DESCRIPTION OF DRAWINGS

[0031] The accompanying drawings are included to provide a further understanding of the application, and constitute a part of the specification, together with the embodiments of the application, to explain the application, and do not constitute a limitation on the application.

[0032] In the drawings:

[0033] Figure 1 is a schematic view of the three-dimensional structure of the application;

[0034] Figure 2 is a schematic view of the structure of the cutting protection assembly of the application;

[0035] Figure 3 is a schematic view of the mounting structure of the cutting pipe of the application;

[0036] Figure 4 is an enlarged view of area A of the application; Figure 3

[0037] Figure 5 is a schematic view of the mounting structure of the energy gathering plate of the application;

[0038] Figure 6 is a schematic view of the mounting structure of the arc-shaped clamp of the application;

[0039] Figure 7 is a schematic view of the structure of the quick fixing assembly of the application;

[0040] Figure 8 is a schematic view of the mounting structure of the fixing clamp of the application

[0041] Figure 9 ​is a magnified view of the B area of the present application Figure 8

[0042] Figure 10 is a schematic view of the mounting structure of the protective side plate of the present application

[0043] Figure 11 is a schematic view of the deployment operation steps of the present application

[0044] Reference numerals in the drawings: 1, rectangular frame

[0045] 2, cutting protection assembly; 201, movable port; 202, movable block; 203, magnetic block; 204, arc-shaped clamp; 205, cutting pipe; 206, explosive storage cavity; 207, water storage cavity; 208, energy-gathering plate; 209, double-sided adhesive tape; 210, cutting explosive; 212, communication pipe; 213, cutting detonator; 214, adjusting channel; 215, adjusting port; 216, limiting slide rod; 217, fixed rod; 218, fixed groove; 219, movable cavity; 220, fixed spring; 221, fixed tooth; 222, cross; 223, pouring cylinder; 224, pouring explosive; 225, water bag; 226, pouring detonator; 227, protective plate; 228, sound-absorbing hole

[0046] 3, quick fixing assembly; 301, fixed port; 302, sliding block; 303, vibrating inner pipe; 304, vibrating outer pipe; 305, fixed clamp; 306, damping block; 307, vibrating spring; 308, clamping spring; 309, universal joint; 310, adhering plate; 311, rubber pad; 312, through port; 313, clamping port; 314, supporting female pipe; 315, supporting male pipe; 316, fixing pin; 317, supporting sleeve pipe; 318, supporting inner rod; 319, fixing bolt; 320, supporting plate; 321, T-shaped sliding groove; 322, protective side plate DETAILED DESCRIPTION

[0047] The preferred embodiments of the present application are described below in conjunction with the accompanying drawings, and it should be understood that the preferred embodiments described herein are only used to explain and illustrate the present application, and are not used to limit the present application.

[0048] Embodiment: as Figures 1-10 ​As shown, the present application provides a flexible shaped charge cutting device technical scheme, including a rectangular frame 1, the two sides of the rectangular frame 1 are provided with cutting protection components 2, the cutting protection components 2 include movable mouth 201, movable block 202, magnetic block 203, arc clamp 204, cutting pipe 205, storage cavity 206, water storage cavity 207, energy gathering plate 208, double-sided tape 209, cutting explosive 210, communication pipe 212, cutting detonator 213, adjusting hole 214, adjusting port 215, limiting sliding rod 216, fixed rod 217, fixed groove 218, movable cavity 219, fixed spring 220, fixed tooth 221, cross 222, pouring cylinder 223, pouring explosive 224, water bag 225, pouring detonator 226, protection plate 227 and sound absorbing hole 228;

[0049] The movable mouth 201 is provided on the four sides of the rectangular frame 1, the movable block 202 is slidably installed in the movable mouth 201, the magnetic block 203 is embedded in the top and bottom of the movable block 202, the movable block 202 can move in the movable mouth 201, the magnetic block 203 is made of neodymium iron boron magnet, the rectangular frame 1 is made of metal iron, under the magnetic attraction, the movable block 202 can be stably fixed in the movable mouth 201, the arc clamp 204 is connected to one side of the movable block 202, the cutting pipe 205 is embedded between the adjacent two arc clamps 204, the storage cavity 206 and the water storage cavity 207 are provided in the cutting pipe 205, the energy gathering plate 208 is attached to one side of the cutting pipe 205 near the storage cavity 206, the cutting pipe 205 is made of flexible PVC material, the energy gathering plate 208 is made of flexible lead-antimony alloy corrugated plate, the cutting pipe 205 and the energy gathering plate 208 are both made of flexible material and can be bent, the double-sided tape 209 is attached to one side of the cutting pipe 205 and located on both sides of the energy gathering plate 208, the double-sided tape 209 can fix the cutting pipe 205 at the cutting position, the cutting explosive 210 is filled in the storage cavity 206, water is filled in the water storage cavity 207, the communication pipe 212 is connected in the middle of the cutting pipe 205, one end of the communication pipe 212 penetrates the water storage cavity 207 and is connected with the storage cavity 206, the cutting detonator 213 is connected in the communication pipe 212, the cutting detonator 213 is connected with the output end of the external initiator through the detonation cable, the initiator can control the cutting detonator 213 to explode, the explosion of the cutting detonator 213 can cause the explosion of the cutting explosive 210;

[0050] The rectangular frame 1 is connected with a cross 222, the cross 222 is connected with a pouring cylinder 223, the pouring cylinder 223 is embedded with a pouring explosive 224, the pouring explosive 224 is bound with a water bag 225 on one side, the pouring cylinder 223 is connected with a pouring detonator 226 on the side corresponding to the position of the pouring explosive 224, the pouring detonator 226 is also connected with an external initiator output end, when the pouring explosive 224 explodes, under the guidance of the pouring cylinder 223, the impact force acts on the direction of the water bag 225, the water in the water bag 225 is atomized under the explosion impact, the atomized water impacts the cutting surface, under the impact force, the cut wall surface can be pushed down, at the same time, the water mist can absorb the dust generated by the explosion to avoid dust flying;

[0051] The middle of the movable block 202 is provided with an adjusting opening 215, one side of the arc-shaped clamp 204 is connected with a fixed rod 217, both sides of the movable block 202 are provided with adjusting holes 214, one side of the arc-shaped clamp 204 is connected with a limiting slide rod 216 on both sides of the fixed rod 217, the limiting slide rod 216 penetrates the inside of the corresponding adjusting hole 214, the limiting slide rod 216 plays a limiting guiding and supporting role, so that the arc-shaped clamp 204 can move along the limiting slide rod 216, a plurality of fixed grooves 218 are uniformly arranged on the top and bottom of the fixed rod 217, a movable cavity 219 is arranged in the middle of the top and bottom of the adjusting opening 215, a fixed tooth 221 is connected in the movable cavity 219 through a fixed spring 220, the fixed tooth 221 is embedded in the adjacent fixed groove 218, the fixed groove 218 can limit the position of the fixed tooth 221, so as to fix the arc-shaped clamp 204, when a certain pushing force is applied to the arc-shaped clamp 204, the fixed rod 217 pushes the fixed tooth 221 to move up and down in the movable cavity 219, so that the fixed tooth 221 moves from one fixed groove 218 to another fixed groove 218, the other side of the rectangular frame 1 is connected with a protective plate 227, a plurality of sound absorbing holes 228 are arranged on the surface of the protective plate 227;

[0052] The cross 222 is provided with a quick fixing assembly 3 on both sides, the quick fixing assembly 3 comprises a fixed opening 301, a sliding block 302, a vibrating inner tube 303, a vibrating outer tube 304, a fixed clamp 305, a damping block 306, a vibrating spring 307, a clamping spring 308, a universal joint 309, a bonding plate 310, a rubber pad 311, a through hole 312, a clamping opening 313, a supporting female pipe 314, a supporting male pipe 315, a fixed pin 316, a supporting sleeve 317, a supporting inner rod 318, a fixed bolt 319, a supporting plate 320, a T-shaped sliding groove 321 and a protective side plate 322;

[0053] The cross 222 is provided with a fixed port 301 at each corner, and a sliding block 302 is slidably connected inside the fixed port 301. One side of the sliding block 302 is connected with a vibrating inner tube 303, and the vibrating outer tube 304 is slidably connected outside the vibrating inner tube 303. The vibrating outer tube 304 is connected with a fixed clamp 305 at the top end. A damping block 306 is fixed inside the sliding block 302. A vibrating spring 307 is connected between one side of the damping block 306 and the inside of the vibrating outer tube 304. A clamping spring 308 is connected between the opposite surfaces of the sliding block 302 and the adjacent fixed port 301. A through port 312 is formed in the middle of the protection plate 227, and four clamping ports 313 are formed at equal intervals outside the through port 312. The clamping port 313 is embedded in the inside of the adjacent fixed clamp 305 at the top end.

[0054] One end of the pouring cylinder 223 is welded with a support female pipe 314, and a support male pipe 315 is sleeved outside the support female pipe 314. The support female pipe 314 and the support male pipe 315 are connected through a fixed pin 316. The fixed pin 316 can quickly connect and fix the support female pipe 314 and the support male pipe 315. One end of the support male pipe 315 is connected with a support sleeve 317. The support sleeve 317 is slidably connected to one end of a support inner rod 318 inside. The other end of the support inner rod 318 is rotatably connected with a support plate 320. The support sleeve 317 is connected with a fixed bolt 319 through a threaded hole in the top surface. The support inner rod 318 can move inside the support sleeve 317, and the fixed bolt 319 can fix the support inner rod 318. By controlling the extension length of the support inner rod 318, the support plate 320 can be in contact with the ground. The support inner rod 318, the support sleeve 317 and the support plate 320 cooperate to support the rectangular frame 1.

[0055] One side of the fixed port 301 is connected to one end of the adhering plate 310 through a universal joint 309. The other end of the adhering plate 310 is bonded with a rubber pad 311. The rubber pad 311 is made of rubber neodymium iron boron magnet material, which has flexibility and magnetic attraction ability. The rubber pad 311 can adhere to smooth wall surface and curved wall surface. The adhering plate 310 cooperates with the support of the support inner rod 318 and the support sleeve 317 to fix the rectangular frame 1 on the surface of the wall. When the cutting surface is made of iron, the rectangular frame 1 can be better fixed under the action of magnetic attraction, without the need for support of the support inner rod 318 and the support sleeve 317.

[0056] T-shaped sliding grooves 321 are welded on the four sides of one side of the protection plate 227. Protection side plates 322 are slidably connected inside the T-shaped sliding grooves 321. A plurality of sound absorbing holes 228 are also uniformly formed on the surface of the protection side plate 322.

[0057] As shown in Figure 11 A magnetic attraction type rapid deployment method of a flexible shaped charge blasting cutting device is provided, comprising the following steps:

[0058] S1: use two adjacent arc-shaped clamps 204 to preliminarily position and fix the cutting pipe 205 on each side of the rectangular frame 1;

[0059] S2: hold the protective plate 227 and pull the sliding block 302 to fix the protective plate 227;

[0060] S3: hold the rectangular frame 1 to make the rubber pad 311 contact the wall, and flexibly adjust the fixing mode according to the material of the cutting surface; if the cutting surface is iron, the support inner rod 318 and the support sleeve 317 are not needed to support and fix;

[0061] S4: move the arc-shaped clamp 204 along the limiting sliding rod 216 to press the cutting pipe 205 to fit the wall surface, and adapt the flexible PVC cutting pipe 205 and the corrugated energy-accumulating plate 208 to bend and deploy on the curved surface;

[0062] S5: install the protective side plate 322 and realize explosion soundproofing and dust control through the sound-absorbing hole 228 and the spring assembly, and complete the deployment.

[0063] According to the above description, in S3, when the wall surface material has no magnetism, after the magnetic fixing is completed, the rubber pad 311 cooperates with the support inner rod 318, the support sleeve 317 and the support plate 320 to form an auxiliary positioning structure, so as to realize alternative support and stable compensation.

[0064] The working principle and use process of the present application are as follows: when cutting the wall, first, use two adjacent arc-shaped clamps 204 to fix the cutting pipe 205 on each side of the rectangular frame 1, then hold the protective plate 227, pull the sliding block 302 to move inside the fixed port 301, embed the top of the clamping port 313 inside the adjacent fixed clamp 305, fix the protective plate 227, then put the support male pipe 315 outside the support female pipe 314 and fix it with the fixed pin 316, then move the support inner rod 318 according to the wall surface at the cutting position, so that the support plate 320 can contact the ground, then hold the rectangular frame 1 to make the rubber pad 311 contact the wall, and the support plate 320 cooperates with the support inner rod 318, the support sleeve 317 and the support plate 320 to stably fix the rectangular frame 1;

[0065] The rubber pad 311 is made of rubber neodymium iron boron magnet material, which has flexibility and magnetic attraction ability. The rubber pad 311 can fit smooth wall surfaces and curved wall surfaces. The device is suitable for both flat wall surfaces and curved wall surfaces, has good fixing effect, wide application range, and can better fix the rectangular frame 1 under the action of magnetic attraction when the cutting surface is iron, without the need for support and fixation by the support inner rod 318 and the support sleeve 317. The rectangular frame 1 is more convenient and fast to fix. The device can flexibly adjust the fixing mode according to the material of the cutting surface, and has a wider application range.

[0066] After the rectangular frame 1 is fixed, the arc-shaped clamp 204 is held and a certain pushing force is applied to the arc-shaped clamp 204, the arc-shaped clamp 204 moves along the limiting sliding rod 216, the fixing rod 217 pushes the fixing tooth 221 to move up and down in the movable cavity 219, the fixing tooth 221 moves from one fixing groove 218 to another fixing groove 218, the fixing groove 218 limits the position of the fixing tooth 221 and fixes the position of the arc-shaped clamp 204, the arc-shaped clamp 204 pushes the cutting pipe 205, and the double-sided adhesive tape 209 contacts the wall surface, when the wall surface is dirty, the double-sided adhesive tape 209 is fixed with the arc-shaped clamp 204 to fix the cutting pipe 205, so that the cutting pipe 205 can be tightly attached to the wall surface, avoiding falling of the cutting pipe 205, the fixing effect of the cutting pipe 205 is good, and the stability of cutting is ensured, and the cutting pipe 205 is made of flexible PVC material, and the energy-gathering plate 208 is made of flexible lead-antimony alloy corrugated plate, both of which are flexible materials and can be bent, when the cutting wall surface is curved, the cutting pipe 205 can be bent along the wall surface, and then the movable block 202 is moved to both sides of the curved surface of the wall, the magnetic block 203 fixes the movable block 202, and the arc-shaped clamp 204 fixes the cutting pipe 205, preventing elastic rebound of the cutting pipe 205, so that the cutting pipe 205 can be stably fixed on the curved wall surface, when cutting and blasting, the high-speed jet flow formed by the energy-gathering plate 208 can tightly adhere to the curved wall surface to cut the wall surface at the best distance, the device is suitable for both flat wall surfaces and curved wall surfaces, has good cutting effect and wide application range;

[0067] After the cutting pipe 205 is fixed, the protective side plate 322 is installed around the protective plate 227 by using the T-shaped sliding groove 321, a plurality of sound absorption holes 228 are formed in the surface of the protective plate 227, after the sound waves generated by explosion enter the sound absorption holes 228, the air molecules repeatedly rub between the hole walls, converting sound energy into heat energy, reducing the noise generated by explosion, at the same time, the protective plate 227 can block the debris generated by explosion, protecting the on-site personnel, and the protective side plate 322 is located around the protective plate 227, and the surface of the protective side plate 322 is also provided with sound absorption holes 228, the protective side plate 322 increases the sound insulation and protection area, further enhancing the sound insulation and protection effect, and under the elastic connection of the vibration spring 307 during subsequent explosion cutting, the sound waves generated by explosion can drive the vibration outer pipe 304 to move back and forth in the vibration inner pipe 303, causing resonance of the protective plate 227 and the protective side plate 322, converting sound energy into structural vibration energy and dissipating, further enhancing the sound insulation effect;

[0068] The cutting pipe 205 is internally provided with a drug storage cavity 206 and a water storage cavity 207, the drug storage cavity 206 is internally filled with cutting explosive 210, the water storage cavity 207 is internally filled with water, the cutting detonator 213 is connected with the output end of the external initiator through the detonating cable, the initiator controls the explosion of the cutting explosive 210, under the action of high temperature and high pressure generated by the explosion, the energy gathering plate 208 forms a metal jet to cut the wall surface, when the explosion, the water in the water storage cavity 207 is atomized, the water mist generated by the explosion can absorb the dust generated by the explosion, avoid the dust flying, and the water mist can absorb a large amount of heat, reduce the blasting environment temperature, protect the on-site environment, at the same time, the dump detonator 226 is also connected with the output end of the external initiator through the detonating cable, when the dump explosive 224 explodes, under the guidance of the dump cylinder 223, the impact force acts on the water bag 225, the water in the water bag 225 is atomized under the explosion impact, the atomized water impacts the cutting surface, under the action of the impact force, the cut wall surface can be pushed down, at the same time, the water mist generated can absorb the dust generated by the explosion, avoid the dust flying, fully protect the on-site environment, and the protective plate 227 and the protective side plate 322 can block the dust, so that the dust removal effect is better;

[0069] In the quick fixing assembly 3, the rubber pad 311 is made of rubber neodymium iron boron magnet material, which can stably fix the rectangular frame 1 on the wall surface, and provide a stable fixing premise for the fixing of the cutting pipe 205 in the cutting protection assembly 2, so that the cutting pipe 205 can be stably fixed on various wall surfaces, and the stability of cutting is fully guaranteed.

[0070] Finally, it should be noted that: the above only for the preferred examples of the present application, and not for limiting the present application, although the present application is described in detail with reference to the foregoing examples, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A flexible shaped charge cutting device comprising a rectangular frame (1), characterized in that, The rectangular frame (1) is provided with a cutting protection assembly (2) on both sides, the cutting protection assembly (2) comprises a movable opening (201); The movable opening (201) is internally provided with a movable block (202) at both ends, the movable block (202) is connected with an arc-shaped clamp (204) on one side, the cutting pipe (205) is embedded between adjacent two arc-shaped clamps (204), the cutting pipe (205) is internally provided with a drug storage cavity (206) and a water storage cavity (207), the cutting pipe (205) is connected with an energy focusing plate (208) on one side near the drug storage cavity (206), the drug storage cavity (206) is filled with cutting explosives (210); The movable block (202) is internally provided with an adjusting opening (215), the arc-shaped clamp (204) is connected with a fixed rod (217) on one side, the fixed rod (217) is uniformly provided with a plurality of fixed grooves (218) at the top and the bottom, the adjusting opening (215) is internally provided with a movable cavity (219) at the top and the bottom, the movable cavity (219) is internally connected with a fixed tooth (221) through a fixed spring (220), the fixed tooth (221) is embedded in the adjacent fixed groove (218), the rectangular frame (1) is connected with a protection plate (227) on the other side, the protection plate (227) is provided with a plurality of sound absorbing holes (228) on the surface; The rectangular frame (1) is connected with a cross (222) in the middle, the cross (222) is connected with a pouring cylinder (223) in the middle, the pouring cylinder (223) is embedded with a pouring explosive (224) inside, the pouring explosive (224) is connected with a water bag (225) on one side, the pouring cylinder (223) is connected with a pouring detonator (226) on one side corresponding to the position of the pouring explosive (224); The cross (222) is provided with a quick fixing assembly (3) on both sides, the quick fixing assembly (3) comprises a fixed opening (301); The cross (222) is provided with a fixed opening (301) at the position of each corner, the fixed opening (301) is internally connected with a sliding block (302), the sliding block (302) is connected with a vibrating inner tube (303) on one side, the vibrating inner tube (303) is externally connected with a vibrating outer tube (304), the vibrating outer tube (304) is connected with a fixed clamp (305) at the top, the sliding block (302) is internally fixed with a damping block (306), the damping block (306) is connected with a vibrating spring (307) between one side and the inside of the vibrating outer tube (304), the relative surface between the sliding block (302) and the adjacent fixed opening (301) is connected with a clamping spring (308), the protection plate (227) is internally provided with a through hole (312), the through hole (312) is externally provided with four clamping openings (313) at equal intervals, the clamping opening (313) is embedded in the adjacent fixed clamp (305) at the top; The protection plate (227) is welded with T-shaped sliding grooves (321) on four sides, the T-shaped sliding grooves (321) are slidably connected with protection side plates (322), and the protection side plates (322) are also uniformly provided with sound absorbing holes (228).

2. A flexible shaped charge as defined in claim 1, wherein The movable block (202) is embedded with magnetic blocks (203) at the top and the bottom, and the cutting pipe (205) is bonded with double-sided adhesive tape (209) on one side and at both sides of the energy gathering plate (208).

3. A flexible shaped charge as defined in claim 2, wherein, The cutting pipe (205) is connected with a communication pipe (212), one end of the communication pipe (212) penetrates the water storage cavity (207) and is connected with the inside of the medicine storage cavity (206), and the communication pipe (212) is connected with a cutting detonator (213) inside.

4. A flexible shaped charge as defined in claim 3, wherein The movable block (202) is provided with adjusting holes (214) on both sides, and the arc-shaped clamps (204) are connected with limiting sliding rods (216) on one side and at both sides of the fixed rod (217), and the limiting sliding rods (216) penetrate the inside of the corresponding adjusting holes (214).

5. A flexible shaped charge as defined in claim 4, wherein, The fixed port (301) is connected to one end of the lamination plate (310) through the universal joint (309) on one side, and the lamination plate (310) is bonded with a rubber pad (311) on the other end.

6. A flexible shaped charge as defined in claim 5, wherein, The pouring cylinder (223) is welded with a supporting female pipe (314) at one end, the supporting female pipe (314) is sleeved with a supporting male pipe (315) on the outside, the supporting female pipe (314) and the supporting male pipe (315) are connected through a fixing pin (316), one end of the supporting male pipe (315) is connected with a supporting sleeve pipe (317), the supporting sleeve pipe (317) is slidably connected with one end of a supporting inner rod (318) inside, the other end of the supporting inner rod (318) is rotatably connected with a supporting plate (320), and the top surface of the supporting sleeve pipe (317) is connected with a fixing bolt (319) through a threaded hole.

7. A magnetic fast deployment method of a flexible shaped charge device, characterized in that, The flexible energy-gathering cutting device according to claim 6 is deployed, comprising the following steps: S1: use two adjacent arc-shaped clamps (204) to preliminarily position and fix the cutting pipe (205) on each side of the rectangular frame (1); S2: hold the protection plate (227) and pull the sliding block (302) to fix the protection plate (227); S3: hold the rectangular frame (1) to make the rubber pad (311) contact the wall, and flexibly adjust the fixing mode according to the material of the cutting surface, if the cutting surface is iron, the supporting inner rod (318) and the supporting sleeve pipe (317) are not needed to support and fix; S4: move the arc-shaped clamp (204) along the limiting sliding rod (216) to compress the cutting pipe (205) to make it adhere to the wall surface, and adapt the flexible PVC cutting pipe (205) and the corrugated energy gathering plate (208) to the bending deployment on the curved surface; S5: install the protection side plate (322) and realize explosion soundproofing and dust control through the sound absorbing holes (228) and the spring assembly to complete the deployment.

8. A magnetic fast deployment method of a flexible shaped charge device according to claim 7, wherein, It includes the following steps: in S3, when the wall surface material is not magnetic, after the magnetic attraction fixing is completed, the rubber pad (311) and the matching plate (310) are matched to support the inner rod (318), the support sleeve (317) and the support plate (320) form an auxiliary positioning structure, and the replacement support and stable compensation are realized.

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