CN209698287U - A kind of metal component field high energy thermal cutting hole-forming device - Google Patents
A kind of metal component field high energy thermal cutting hole-forming device Download PDFInfo
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- CN209698287U CN209698287U CN201920101236.2U CN201920101236U CN209698287U CN 209698287 U CN209698287 U CN 209698287U CN 201920101236 U CN201920101236 U CN 201920101236U CN 209698287 U CN209698287 U CN 209698287U
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- charge bucket
- insulating plug
- cutting
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Abstract
The utility model discloses a kind of metal component field high energy thermal cutting hole-forming device, including powder charge bucket, the baffle ring, frustum plug, aluminothermy oxidant layer, igniting oxidant layer of aluminum are successively arranged in powder charge bucket from bottom to top；The top of powder charge bucket is equipped with top cover；Top cap central vertically to installation through-hole is equipped with, is equipped with insulating plug in installation through-hole；Vertically to being equipped with two ignitors on insulating plug；The lower sidewall of powder charge bucket is equipped with several hole punchings；The outer radial periphery surface of powder charge bucket is equipped with several fixation devices for being fixed on powder charge bucket on object to be punched；Stop sleeve is equipped in powder charge bucket between frustum plug and object to be punched.The utility model hole-forming device, energy density is big, and ignition temperature is high, and cutting pressure is big.Suitable for field or battlefield without electricity, without gas, the quick emergency thermal cutting without steel construction pieces various under the conditions of cutting equipment and its imderwater cutting.
Description
Technical field
The utility model relates to cutting field of meeting an urgent need, in particular to a kind of metal component field high energy thermal cutting pore-forming dress
It sets.
Background technique
Emergency cutting is the important technology and BDAR both of the urgent installation of field job facilities equipment, repairing and forcible entry
In essential technology.Statistics show to equip components occur on field or battlefield it is stuck, fracture, perforate etc. and damaging, shadow
Service performance is rung, largely need to quickly be solved using the method for emergency cutting first.In earthquake, snow disaster, landslide, shipwreck etc.
In disaster rescue and equally there is an urgent need to the emergency cutting methods of convenience and safety in daily fire-fighting rescue.
Currently, common method for hot cutting is plasma cut or gas cutting in the repairing of field.Plasma cut is to utilize height
A kind of method for hot cutting that energy density, high-temperature high-speed airflow are cut can cut various metals, but its needs is high-power
The equipment of power supply and heavy valuableness seriously restricts the flexible property of repairing in field when use；Gas cutting is to utilize fuel gas
Burn the thermal-flame to be formed and the metal vigorous combustion in oxygen stream with oxygen mix, and the oxide generated after burning is melted
Slag blows a kind of method for hot cutting for realizing metal segmentation off, can cut carbon steel, low-alloy steel, but cannot effectively cut casting
The materials such as iron, stainless steel, non-ferrous metal, and need gas storage equipment etc..In recent years, technical staff researched and developed in new fuel gas,
Gas storage equipment is small-sized to be turned into extensive work, but no matter using which kind of fuel gas, liquid or other modes of igniting, all from not
Strong combustion adjuvant oxygen or liquid oxygen are opened, oxygen storage tank miniaturization necessarily brings storage tank replacement frequently, it is large-scale must to be equipped with development
Dedicated aeration or liquid equipment, while hyperbaric oxygen gas tank is easily damaged or is ruptured in the environment of the hail of bullets, smoke fire burn, very
It is dangerous.Using combustion synthesis technology, it is based on manual SHS weld technological achievement, expands the manual self- propagating cutting side developed
Method is a kind of without the field emergency of outside resources and equipment cutting new method, and the cutting equipment used is to be suitble to behaviour by hand
The burning type cutting pen (stick) of work.Although this method can cut metal in non-transformer, without gas source and without burning under appointed condition,
It is since the jetting stream temperature of cutting pen (stick) burning generation is low, effluxvelocity is small, energy density is small, thermal loss is big, contains
The reasons such as oxygen amount is low cause that Metal Cutting low efficiency, thickness are thin, kerf width is big and irregular etc. are difficult to overcome the problems, such as.
It cuts frequently with cutting agent in field.Cutting agent uses common exothermic mixture.Exothermic mixture mainly by aluminium, oxide,
The mixture of nitrate and iron oxide composition, while also often containing some other additives, such as adhesive and filler.Fever
The heat that the burning of agent releases rapidly and when burning has decisive influence to its applicability.In addition, its thermal conductivity and molten
Changing temperature etc. also influences its applicability.Thermite can also be used.Thermite is the mixture of aluminium powder and refractory metal oxide.
Common thermite is the mixture (ratio is about 1:2.95) that aluminium powder and ferric oxide powder are made into pinkiness in proportion, when
Lighted with detonator, react fierce and carry out, obtain aluminium oxide and fe and release a large amount of heat, temperature can to 2500 DEG C, and
It gives out great brilliancy, the iron generated fusing can be made.Thermite is the important component of thermit reaction, and thermit reaction is in track welding
It plays a significant role in equal high temperature outdoor study.It can be used for causing some reactions for needing high temperature.
Portable solid cutting agent cutting technique is a kind of punching of new steel structure part or cutting technique, and equipment is used in cutting
It is made of portable cutting gun and burning type cutting cartridge two parts.Burning type cutting cartridge is packed into cutting gun when cutting, hand
Cutting gun alignment cutting member is held, the cutting cartridge fire in a stove before fuel is added is fired, the fire in a stove before fuel is added lights detonator in bullet, and detonator lights cutting agent, generates high
Warm metallurgical melt and high pressure gas, product sprays after the compression of nozzle cumulative, by steel construction piece local melting and by high pressure gas
It blows down, realizes punching or cutting.This method can realize the manual operations cutting to metals such as various carbon steels, steel alloys.Due to combustion
It burns the pyrometallurgy melt generated and high pressure gas is sprayed after the compression of nozzle cumulative, jetting stream temperature height, jet velocity
Degree is big, energy density is big, thermal loss is small, and with cutting, metal thickness is big, high-efficient, wide application, uses storing and transporting security
The features such as good.Therefore, this suitable manual operations, and without extraneous power supply and gas source, easy to carry, easy to operate, safety can
The metal component cutting new method leaned on, is the desirable technique means of quick thermal cutting metal of meet an urgent need, to faster and better completing open country
Emergency first-aid repair and rescue and relief work task in the case of outer or battlefield, have a very important significance.
The patent of the Publication No. CN108627058A of inventor's application discloses a kind of COMBUSTION TO DETONATION TRANSITION cavity blasting dress
It sets, including high voltage spark ignition device and condensed-energy explosion equipment.Condensed-energy explosion equipment includes containing vessel, cavity liner, powder charge
Container includes the containing vessel ontology and top cover of a tubular；Top cover is equipped with ignitor mounting hole；Peace in containing vessel ontology
Equipped with cavity liner；It is sequentially arranged with detonating charge layer, booster explosive layer, high explosive from top to bottom above cavity liner in containing vessel ontology
Layer；Priming layer is followed successively by multicharge layer, hexogen layer in bulk, hexogen powder column from top to bottom, and multicharge layer is black fire
Medicine, active metal powder, perchlorate mixture.The multicharge layer is divided into multicharge layer upper layer from top to bottom, mixes
Yao Ceng lower layer is attached together, the density range on multicharge layer upper layer is 0.5~0.7g/cm3, the density range of multicharge layer lower layer
For 0.7~0.9g/cm3；Multicharge layer upper layer, multicharge layer lower layer, hexogen layer in bulk, hexogen powder column volume ratio
For 1.5~2:2~3.5:5~6:5~6；The density of hexogen powder column is 1.2~1.4g/cm3.Alternatively, the multicharge layer
The multicharge layer of multicharge layer outer layer and the cylindrical shape being embedded in multicharge layer outer layer including circle ring column shape
Internal layer, the density range of multicharge layer outer layer are 0.7~0.9g/cm3, the density range of multicharge layer internal layer is 0.5~
0.7g/cm3；Multicharge layer, hexogen layer in bulk, hexogen powder column volume ratio be 3~3.5:2~3.5:5~6:5~
6；The density of hexogen powder column is 1.2~1.4g/cm3.High voltage spark ignition device includes power supply, increasing apparatus, two igniting
Electrode, two ignitors are mounted on an insulating plug, and the insulating plug is mounted on ignitor mounting hole.The COMBUSTION TO DETONATION TRANSITION
Condensed-energy explosion equipment can detonate with security and stability and generate effective energy-gathering jetting, it is broken be suitable for micro- sonic boom, but the device is benefit
Cumulative blasting is carried out with explosive charge, risk is big in use for explosive, it is necessary to remote-controlled operation.
The patent of invention of the Publication No. CN103182609A of Military Machinery Engineering College, P.L.A's application discloses
A kind of steel construction piece cutting burning type cutting cartridge, the burning type cutting cartridge by bullet bottom, the fire in a stove before fuel is added, shell case, detonator, cutting agent and
Nozzle composition；Thermite is based on thermite in cutting agent, and the percentage for accounting for about cutting agent weight is 65%~85%, gas-forming agent
Based on potassium nitrate, the percentage for accounting for about cutting agent weight is 5%~25%, and slag former and alloying constituent account for about cutting agent weight
Percentage is 7%~20%.Burning type cutting cartridge is packed into cutting gun when cutting, cutting gun is held and is directed at cutting member, hit
The cutting cartridge fire in a stove before fuel is added is sent out, the fire in a stove before fuel is added lights detonator in bullet, and detonator lights cutting agent, pyrometallurgy melt and high pressure gas are generated,
Product sprays after the compression of nozzle cumulative, by steel construction piece local melting, realizes cutting.The cutting cartridge is mainly used for various steel knots
The quick thermal cutting of component and its imderwater cutting.The defect of the cutting cartridge is, the higher firer's member of sensitivity is contained in the device
The part fire in a stove before fuel is added, there are insecurity factor in storage and transportational process, which belongs to closely operation cutting, when component to be cut
When larger, cutting needs are not adapted to.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, it is fervent to provide a kind of metal component field high energy
It is cut into aperture apparatus, it solves to use the higher firer's element fire in a stove before fuel is added of sensitivity in the prior art, exist not in storage and transportational process
Safety factor, without using remote-controlled operation, the problem that directionality is poor, energy consumption is high.
The technical solution adopted in the utility model is as follows.
A kind of metal component field high energy thermal cutting hole-forming device, it is characterised in that: including powder charge bucket, powder charge bucket is interior under
Upwards be successively arranged the aluminum that central axes are overlapped with the central axes of powder charge bucket baffle ring, ceramics or graphite made of be in it is lower greatly on
The diameter of powder charge bucket is close on small pyramidal frustum plug, aluminothermy oxidant layer, igniting oxidant layer, the outer radial periphery surface of the bottom of frustum plug
It is connected to the bottom surface of inner peripheral surface and frustum plug with baffle ring top surface；Baffle ring is connected in the radially inner peripheral surface at the middle part of powder charge bucket
And its top surface is perpendicular to the central axes of powder charge bucket；The top of powder charge bucket is equipped with the salable open-topped top cover of powder charge bucket；Top
Center is covered vertically to insulating plug installation through-hole is equipped with, and insulating plug is installed in insulating plug installation through-hole；On insulating plug vertically to
Two ignitors are installed, two ignitors are connected with high tension electric ignition device；The side wall of powder charge bucket is equipped with several hole punchings,
The top of each hole punching is located at the bottom surface that the lower section of frustum plug and the bottom end of each hole punching in powder charge bucket are located at the side wall of powder charge bucket
On, each hole punching forms a circle in the projection of horizontal plane on the bottom surface of the side wall of powder charge bucket；The outer radial periphery surface of powder charge bucket
It is equipped with several fixation devices for being fixed on powder charge bucket on object to be punched；Frustum plug and object to be punched in powder charge bucket
Between be equipped with stop sleeve.Stop sleeve is fabricated from iron.
As optimal technical scheme, the longitudinal section of insulating plug is in inverted " t " font, the cross section of insulating plug installation through-hole, absolutely
The cross section of the upper end of edge plug is circle, the upper end insertion insulating plug installation through-hole of insulating plug and with insulating plug installation through-hole spiral shell
Line connection.
As optimal technical scheme, insulating plug installation through-hole, insulating plug are in up-small and down-big taper type；Insulating plug and absolutely
Edge plug installation through-hole is threadedly coupled.
As optimal technical scheme, the inner peripheral surface of powder charge bucket is equipped with powder charge bucket high-temperature-resistant layer；The inner circumferential of each hole punching
Surface is equipped with hole punching high-temperature-resistant layer.
As optimal technical scheme, the powder charge bucket high-temperature-resistant layer, hole punching high-temperature-resistant layer are respectively medicine made of ceramics
Hole punching high-temperature-resistant layer made of bucket high-temperature-resistant layer, ceramics, alternatively, the powder charge bucket high-temperature-resistant layer, hole punching high-temperature-resistant layer point
It Wei not hole punching high-temperature-resistant layer made of explosive barrel high-temperature-resistant layer, graphite made of graphite.
As optimal technical scheme, insulating plug is equipped with two ignitor mounting holes, and two ignitors are separately mounted to two
Ignitor mounting hole, the bottom end of two ignitors is close to igniting oxidant layer.
As optimal technical scheme, vertically to a magnesium rod is equipped in powder charge bucket, the top of magnesium rod is located in igniting oxidant layer, magnesium
The bottom end of item is located in aluminothermy oxidant layer.
As optimal technical scheme, top cover is threadedly coupled with the top of powder charge bucket；The fixed device includes engaging lug, even
Lug is equipped with magnet.
As optimal technical scheme, insulating plug is insulating plug made of insulating plug made of graphite or ceramics.
As optimal technical scheme, the fixed device includes engaging lug, and engaging lug passes through wirerope and object to be punched
It is connected.
The beneficial effects of the utility model are: when the pressure rank that cutting agent burning generates is greater than the enabling capabilities of baffle ring,
Baffle ring failure, the cutting agent not reacted burn away, then, when the pressure rank that cutting agent burning generates is greater than support sleeve
The enabling capabilities frustum plug of cylinder moves downward, and exposes hole punching, high temperature and pressure melt flow stream is sprayed along hole punching, in object to be punched
Multiple circular holes are gone out on body and the circular hole forms a bigger circular ring shape hole, and frustum plug pushes stop sleeve will
Bigger circular ring shape hole inner part releases object to be punched, completes cutting.The broken fragment of baffle ring can enter object to be punched
Second-time burning improves the depth of punching.The high temperature and pressure performance for the combustion product that the utility model is generated by burning is punched metal
Component；The bottom end of each hole punching forms an annulus in the projection of horizontal plane, and with thermite in cutting agent combustion reaction occurs for cutting
Based on high temperature and its high-temperature fusant product the fusing metal of generation, put with a large amount of carrier of oxygen of crossing that gas-forming agent generates with steel
Supplemented by oxidation reaction that is hot and forming low melting point oxide, blows molten metal off under lasting action of high-speed airflow and slag is realized
Cutting has energy consumption low in addition the thrust of top support sleeve, can utilize ablation energy to greatest extent, good cutting effect
Feature.Utility model device combustion velocity is fast, and energy density is big, and ignition temperature is high, and cutting area is big, rate of cutting
Fastly, and priming system and high explosive are not used.Suitable for field or battlefield without electricity, without gas, without steel constructions various under appointed condition
The quick emergency thermal cutting of part and its imderwater cutting.
Detailed description of the invention
Fig. 1 is the structure of metal component field high energy device for thermally cutting one preferred embodiment of the utility model with cavity liner
Schematic diagram.
Fig. 2 is the partial enlarged view of the part A of Fig. 1.
Fig. 3 is the partial enlarged view of the part B of Fig. 1.
Fig. 4 is that the metal component field high energy device for thermally cutting with cavity liner shown in Fig. 1 is connect with an object to be punched
Schematic diagram.
Fig. 5 is the partial enlarged view of the C portion of Fig. 4.
Fig. 6 is the signal after the metal component field high energy device for thermally cutting cutting oxidant layer burning shown in Fig. 5 with cavity liner
Figure.
Fig. 7 is the partial enlarged view of the part D of Fig. 6.
Fig. 8 is a kind of schematic diagram that metal component field high energy thermal cutting hole-forming device is connect with an object to be punched.
Fig. 9 is the partial enlarged view of the part E of Fig. 8.
Figure 10 is a kind of schematic diagram that metal component field high energy thermal cutting hole-forming device is connect with an object to be punched.
Figure 11 is a kind of schematic diagram that metal component field high energy thermal cutting hole-forming device is connect with an object to be punched.
Figure 12 is the partial enlarged view of the part F of Figure 11.
Figure 13 is the high temperature that the hole punching of the metal component field high energy device for thermally cutting with cavity liner shown in Figure 11 sprays
High-pressure smelting fluid is punched pore-forming schematic diagram on object to be punched.
Wherein: powder charge bucket -1；Baffle ring -2；Frustum plug -3；Aluminothermy oxidant layer -4；Igniting oxidant layer -5；Top cover -6；Insulating plug installation
Through-hole -7；Insulating plug -8；Ignitor -9；High tension electric ignition device -10；Hole punching -11；Fixed device -12；The resistance to height of powder charge bucket
Warm layer -13；Hole punching high-temperature-resistant layer -14；Magnesium rod -15；Conducting wire -16；Object -17 to be punched；The bottom surface-of the side wall of powder charge bucket
18；Stop sleeve -19；Wirerope -20；Magnet -21；Circular ring shape hole -22.
Specific embodiment
In the following, being described further in conjunction with the accompanying drawings and embodiments to the utility model.
Embodiment 1.As shown in figs. 1-7, a kind of metal component field high energy thermal cutting hole-forming device, it is characterised in that: packet
Include powder charge bucket 1, be successively arranged from bottom to top in powder charge bucket 1 aluminum that central axes are overlapped with the central axes of powder charge bucket 1 baffle ring 2,
In down big up small pyramidal frustum plug 3, aluminothermy oxidant layer 4, igniting oxidant layer 5, the bottom of frustum plug 3 made of ceramics or graphite
The radially inner peripheral surface of powder charge bucket 1 is close on the outer radial periphery surface in portion and the bottom surface of frustum plug 3 is connected with 2 top surface of baffle ring；Baffle ring 2
In the radially inner peripheral surface at the middle part of powder charge bucket 1 and its top surface is connected to perpendicular to the central axes of powder charge bucket 1；The top of powder charge bucket 1
End is equipped with the open-topped top cover 6 of salable powder charge bucket 1；Vertically to equipped with insulating plug installation through-hole 7, insulating plug on top cover 6
Insulating plug 8 is installed in installation through-hole 7；Vertically to being equipped with two ignitors 9, two ignitors 9 and high-voltage electricity on insulating plug 8
Igniter 10 is connected；The side wall of powder charge bucket 1 is equipped with several hole punchings 11, and the top of each hole punching 11 is located in powder charge bucket 1
On the bottom surface 18 for the side wall that the lower section of frustum plug 3 and the bottom end of each hole punching 11 are located at powder charge bucket, the bottom surface of the side wall of powder charge bucket
Each hole punching 11 forms a circle in the projection of horizontal plane on 18；The outer radial periphery surface of powder charge bucket 1 is equipped with several for inciting somebody to action
Powder charge bucket 1 is fixed on the fixation device 12 on object 17 to be punched；It is set between frustum plug 3 and object to be punched 17 in powder charge bucket 1
There is stop sleeve 19.
The longitudinal section of insulating plug 8 is in inverted " t " font, the cross section of insulating plug installation through-hole 7, the upper end of insulating plug 8 cross
Section is circle, and the upper end of insulating plug 8 is inserted into insulating plug installation through-hole 7 and is threadedly coupled with insulating plug installation through-hole 7.
The inner peripheral surface of powder charge bucket 1 is equipped with powder charge bucket high-temperature-resistant layer 13；The inner peripheral surface of each hole punching 11 is equipped with punching
Cut hole high-temperature-resistant layer 14.The fixed device 12 includes engaging lug, and engaging lug is connected by wirerope 20 with object 17 to be punched.
Object 17 to be punched is in a tubular form or column.
The powder charge bucket high-temperature-resistant layer 13, hole punching high-temperature-resistant layer 14 are respectively explosive barrel high-temperature-resistant layer made of ceramics, pottery
Hole punching high-temperature-resistant layer 14 made of porcelain, alternatively, the powder charge bucket high-temperature-resistant layer 13, hole punching high-temperature-resistant layer 14 are respectively graphite
Hole punching high-temperature-resistant layer 14 made of manufactured explosive barrel high-temperature-resistant layer, graphite.
Insulating plug 8 is equipped with two ignitors, 9 mounting hole, and two ignitors 9 are separately mounted to two ignitors, 9 mounting hole
Interior, the bottom end of two ignitors 9 is close to igniting oxidant layer 5.
Vertically to a magnesium rod 15 is equipped in powder charge bucket 1, the top of magnesium rod 15 is located in igniting oxidant layer 5, the bottom end of magnesium rod 15
In aluminothermy oxidant layer 4.
Top cover 6 is threadedly coupled with the top of powder charge bucket 1；The fixed device 12 includes engaging lug, and engaging lug is equipped with magnetic
Iron 21.
Insulating plug 8 is insulating plug 8 made of insulating plug 8 made of graphite or ceramics.
The fixed device 12 includes engaging lug, and engaging lug is connected by wirerope 20 with object 17 to be punched.
Electric ignition device 13 is the high voltage spark ignition device of CN108627058A patent disclosure, including power supply, boosting
Device, two ignitors, two ignitors are mounted on an insulating plug.Oxidant layer 6 of lighting a fire is CN108627058A patent disclosure
Multicharge layer, the multicharge layer are the mixture of black powder, active metal powder, perchlorate.The multicharge
Layer is divided into multicharge layer upper layer, multicharge layer lower layer from top to bottom, and the density range on multicharge layer upper layer is 0.5~
0.7g/cm3, the density range of multicharge layer lower layer is 0.7~0.9g/cm3；Ignition power on the top surface on multicharge layer upper layer
The bottom end opening of pole mounting hole has the recess of an opening upwards, and two ignitors are located in the recess；Multicharge layer
Upper layer, multicharge layer lower layer volume ratio be 1:1.Multicharge layer is black powder, active metal powder, perchlorate, nitre
Change the mixture of cotton mixed according to mass ratio for 2.1:1.3:1:0.05.Cutting agent uses Publication No.
The cutting agent of CN103182109A patent.Cutting agent group becomes CuO (- 200 mesh) 8%~12%, Fe2O3(- 200 mesh) 45%~
50%, Al (- 250 mesh) 18%~22%, KNO3 (- 100 mesh) 10%~15%, CaCO3(- 100 mesh) 2%, Al2O3(-150
Mesh) 1.5%, Cr2O3(- 200 mesh) 1.5%, Ni (- 150 mesh) 5%~8%, Ti (- 100 mesh) 1% and micro constitutent.Above-mentioned object
Material after ball milling sieving, is dried 2 hours in 120 DEG C, is uniformly mixed according to a ratio respectively, forms cutting agent by homemade molding machine.
Through testing, as the long 120mm of powder charge bucket, when outer diameter is 23mm, bullet can be realized the cutting of 28mm thickness steel construction piece.Certainly, this reality
Applying example can also be using the conventional thermite of the prior art.
When installation, frustum plug 3 is first installed to baffle ring 2, is packed into aluminothermy oxidant layer 4, igniting oxidant layer 5, installation top to powder charge bucket 1
Lid 7 arrives powder charge bucket 1, is inserted into stop sleeve 19 to 1 bottom end of powder charge bucket, fixed powder charge bucket 1 arrives object 17 to be punched, device after igniting
It starts to work.
When cutting agent burning generate pressure be greater than baffle ring 2 enabling capabilities, baffle ring 2 fail, unreacted cutting agent after
Afterflame is burnt, and then, when the pressure rank that cutting agent burning generates is greater than the enabling capabilities of stop sleeve 19, frustum plug 3 is downward
Hole punching 11 is exposed in movement.As shown in figure 13, high temperature and pressure melt flow stream is sprayed along hole punching 11, on object 17 to be punched
It goes out multiple round holes and the round hole forms a bigger circular ring shape hole 22.Frustum plug 3 pushes stop sleeve 19 will more
Big 22 inner part of circular ring shape hole releases object 17 to be punched, completes cutting.The broken fragment of baffle ring 2 can enter object to be punched
17 second-time burning of body, improves the depth of punching.The utility model is punched metal by the high temperature and pressure product that cutting agent burning generates
Component；The projection in horizontal plane of the bottom end of each hole punching forms an annulus, and burning occurs for cutting instead with thermite in cutting agent
Based on high temperature and its high-temperature fusant product the fusing metal that should be generated, occurred with a large amount of carrier of oxygen of crossing that gas-forming agent generates with steel
Heat release is simultaneously formed supplemented by the oxidation reaction of low melting point oxide, blows molten metal off under lasting action of high-speed airflow and slag is real
It now cuts, in addition the thrust of top support sleeve 19, can utilize ablation energy to greatest extent, there is low, the cutting effect that consumes energy
Good feature.Utility model device combustion velocity is fast, and energy density is big, and ignition temperature is high, and cutting pressure is big.It is suitable for
Field or battlefield without electricity, without gas, the quick emergency thermal cutting without steel construction pieces various under appointed condition and its imderwater cutting.
Embodiment 2.As Figure 8-9, the present embodiment and the difference of embodiment 1 are: insulating plug installation through-hole 7, insulation
Plug 8 is in up-small and down-big taper type；Insulating plug 8 is threadedly coupled with insulating plug installation through-hole 7.
Embodiment 3.As shown in Figure 10, the present embodiment and the difference of embodiment 1 are: the fixed device 12 includes connection
Ear, engaging lug are connected by wirerope 20 with object 17 to be punched.Object 17 to be punched is plate-like.
Embodiment 4.As figs 11-13, the present embodiment and the difference of embodiment 3 are: setting on the fixed device 12
There is the magnet 21 for facilitating positioning.
Embodiment enumerated above is not to described in the utility model only for understanding that the utility model is used
The restriction of technical solution, the those of ordinary skill in relation to field on the basis of the technical solution described in claim, can also make
A variety of variations or deformation out, all equivalent variations or deformation should all cover the utility model claims it
It is interior.Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.
Claims (10)
1. a kind of metal component field high energy thermal cutting hole-forming device, it is characterised in that: including powder charge bucket (1), powder charge bucket (1) is interior
It is successively arranged the baffle ring (2) for the aluminum that central axes are overlapped with the central axes of powder charge bucket (1) from bottom to top, is made of ceramics or graphite
In down big up small pyramidal frustum plug (3), aluminothermy oxidant layer (4), igniting oxidant layer (5), the radial direction of the bottom of frustum plug (3)
Peripheral surface is close to the radially inner peripheral surface of powder charge bucket (1) and the bottom surface of frustum plug (3) is connected with baffle ring (2) top surface；Baffle ring (2)
In the radially inner peripheral surface at the middle part of powder charge bucket (1) and its top surface is connected to perpendicular to the central axes of powder charge bucket (1)；Powder charge bucket
(1) top is equipped with the open-topped top cover of salable powder charge bucket (1) (6)；Center is vertically to equipped with insulating plug on top cover (6)
Installation through-hole (7), insulating plug installation through-hole (7) is interior to be equipped with insulating plug (8)；Vertically to being equipped with two igniting on insulating plug (8)
Electrode (9), two ignitors (9) are connected with high tension electric ignition device (10)；The side wall of powder charge bucket (1) is equipped with several hole punchings
(11), the top of each hole punching (11) is located at the lower section of the interior frustum plug (3) of powder charge bucket (1) and the bottom end of each hole punching (11) and is located at
On the bottom surface (18) of the side wall of powder charge bucket, projection shape of each hole punching (11) in horizontal plane on the bottom surface (18) of the side wall of powder charge bucket
At a circle；The outer radial periphery surface of powder charge bucket (1) is equipped with several for powder charge bucket (1) to be fixed on object to be punched (17)
On fixation device (12)；Stop sleeve (19) are equipped between the interior frustum plug (3) of powder charge bucket (1) and object to be punched (17).
2. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: insulating plug
(8) longitudinal section is in inverted " t " font, and the cross section of insulating plug installation through-hole (7), the cross section of the upper end of insulating plug (8) are
Circle, the upper end of insulating plug (8) are inserted into insulating plug installation through-hole (7) and are threadedly coupled with insulating plug installation through-hole (7).
3. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: insulating plug peace
Filling through-hole (7), insulating plug (8) is in up-small and down-big taper type；Insulating plug (8) is threadedly coupled with insulating plug installation through-hole (7).
4. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: powder charge bucket
(1) inner peripheral surface is equipped with powder charge bucket high-temperature-resistant layer (13)；The inner peripheral surface of each hole punching (11) is equipped with the resistance to height of hole punching
Warm layer (14).
5. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: the powder charge
Bucket high-temperature-resistant layer (13), hole punching high-temperature-resistant layer (14) are respectively explosive barrel high-temperature-resistant layer made of ceramics, punching made of ceramics
Hole high-temperature-resistant layer (14), alternatively, the powder charge bucket high-temperature-resistant layer (13), hole punching high-temperature-resistant layer (14) are respectively made of graphite
Hole punching high-temperature-resistant layer (14) made of explosive barrel high-temperature-resistant layer, graphite.
6. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: insulating plug
(8) it is equipped with two ignitors (9) mounting hole, two ignitors (9), two o'clock are installed respectively in two ignitors (9) mounting hole
The bottom end of thermoelectricity pole (9) is close to igniting oxidant layer (5).
7. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: powder charge bucket
(1) vertically to a magnesium rod (15) are equipped in, the top of magnesium rod (15) is located in igniting oxidant layer (5), and the bottom end of magnesium rod (15) is located at
In aluminothermy oxidant layer (4).
8. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: top cover (6)
It is threadedly coupled with the top of powder charge bucket (1)；The fixed device (12) includes engaging lug, and engaging lug is equipped with magnet (21).
9. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: insulating plug
It (8) is insulating plug (8) made of insulating plug (8) made of graphite or ceramics.
10. a kind of metal component field high energy thermal cutting hole-forming device as described in claim 1, it is characterised in that: described solid
Determining device (12) includes engaging lug, and engaging lug is connected by wirerope (20) with object to be punched (17).
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| CN201920101236.2U CN209698287U (en) | 2019-01-21 | 2019-01-21 | A kind of metal component field high energy thermal cutting hole-forming device |
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| CN201920101236.2U CN209698287U (en) | 2019-01-21 | 2019-01-21 | A kind of metal component field high energy thermal cutting hole-forming device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109664041A (en) * | 2019-01-21 | 2019-04-23 | 中国人民解放军陆军工程大学 | Metal component field high energy thermal cutting hole-forming device |
-
2019
- 2019-01-21 CN CN201920101236.2U patent/CN209698287U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109664041A (en) * | 2019-01-21 | 2019-04-23 | 中国人民解放军陆军工程大学 | Metal component field high energy thermal cutting hole-forming device |
| CN109664041B (en) * | 2019-01-21 | 2023-10-31 | 中国人民解放军陆军工程大学 | Open-air high energy hot cutting pore-forming device of metal component |
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