CN205834463U - A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled - Google Patents
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled Download PDFInfo
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- CN205834463U CN205834463U CN201620726297.4U CN201620726297U CN205834463U CN 205834463 U CN205834463 U CN 205834463U CN 201620726297 U CN201620726297 U CN 201620726297U CN 205834463 U CN205834463 U CN 205834463U
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Abstract
The utility model discloses a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled, belong to plasma cutting technique field.Plasma cutting-torch of the present utility model, its nozzle fix seat be provided with connect aqueous vapor access tube aqueous vapor passage, the aqueous vapor hole that this aqueous vapor passage is fixed on seat by being located at nozzle is communicated to the periphery of nozzle, the periphery of nozzle formed water smoke or protection gas；Electrodes conduct seat forms, after being connected with electrode, the electrode inner chamber connecting water inlet pipe, and nozzle is fixed seat and is provided with a circulating water cavity, and this circulating water cavity is communicated in a circle annular water chamber of cutting torch body head by water hole, and circulating water cavity connects electrode inner chamber by a circulating water pipe.Plasma cutting-torch of the present utility model, by the improvement of cyclic water channel in article on plasma cutting torch, it is achieved effectively cooling down electrode, nozzle and cutting torch body, make torch body the most hot, the consumable accessory such as electrode and nozzle is more durable, improves the service life of cutting torch；Meanwhile, water smoke cutting can be carried out as required and dry type is cut.
Description
Technical field
This utility model relates to a kind of plasma cutting-torch, more particularly, it relates to a kind of dual-purpose grade of Rapid Circulation water-cooled from
Sub-cutting torch.
Background technology
Plasma cutting has that working (machining) efficiency is high, quality is good, low cost and other advantages, applies more and more wider in thermal cutting
General, its plasma arc relying primarily on high temperature and high speed and flame stream thereof, by the fusing of cut workpiece and evaporation, and the matrix that blows off.Deng
Ion cutting blowpipe is the critical component in plasma cutting system, and it is mainly by key portions such as cutting torch body, insulation sleeve, electrode and nozzles
Part forms, and electrode is insulated by insulation sleeve with nozzle, forms discharge cavity, when the hafnium filament of electrode tip between electrode and nozzle chamber
After energising, making gas produce high-temperature plasma in discharge cavity internal ionization, high-temperature plasma sprays gold from the spout of nozzle
Belong to material to cut.
Electrode and nozzle are the consumable accessorys of plasma cutting-torch, it is therefore desirable to effectively cool down electrode and nozzle, with
Ensure that electrode and nozzle have longer service life.It is full that the plasma cutting-torch of the biggest electric current uses gas heat radiation to be difficult to
Cold foot but requirement, it is generally required to use cooling water to cool down；And, in order to improve the working environment of plasma cutting, also have
The plasma cutting-torch of spraying cutting occurs, such as Chinese Patent Application No. 201410351511.8, Shen Qing Publication day is 2014 10
The moon 8, invention and created name is: plasma water smoke cutting gun, and this application case relates to a kind of plasma water smoke cutting gun, and it includes
Cutting gun body, cutting gun body has shell and is respectively mounted insulating cylinder in the enclosure, electric conductor, electrode, allotter and nozzle,
Void area between allotter and electrode is distribution of air flow road, and nozzle is arranged on the bottom of allotter, is provided with in electric conductor
Air intake duct, nozzle is formed as gas off-take with the periphery, bottom of electrode, and the bottom of nozzle is provided with plasma flare spray-hole, air inlet
Road, distribution of air flow road, gas off-take and plasma flare spray-hole are sequentially connected and logical form gas channel, the bottom of shell with etc.
It is provided with water smoke squit hole on the position that ion flare spray-hole is relative, is provided with water smoke in cutting gun body and produces passage, water smoke
Squit hole produces passage with water smoke and is connected.This application case can not only realize the plasma cutting to cut part, Er Qieneng
Enough the most simultaneously to cut part cooling by water with avoid cutting process produces flue dust, high light and the phenomenon of harmful gas, improve
The feature of environmental protection of its cutting process.But, the cooling circulating water passage in this application case needs to be sealed by nozzle and protective cap to surround
Circulating water cavity composition, cause at nozzle of cutting torch structure complicated, and the high temperature operationally produced easily make sealing member damage, and
And too increase the structure complexity of nozzle, add difficulty of processing and processing cost, and consumable accessory as nozzle
Replacement frequency is higher, therefore also improves the cutting cost of cutting torch；Further, since its cooling water cannot be cooled to outside cutting torch
Side, is easily caused torch body and sends out.
Summary of the invention
1. utility model to solve the technical problem that
The purpose of this utility model is to overcome existing plasma cutting-torch above shortcomings, it is provided that a kind of Rapid Circulation
The dual-purpose plasma cutting-torch of water-cooled, uses the technical solution of the utility model, by the improvement of cyclic water channel in article on plasma cutting torch,
Realizing effectively cooling down electrode, nozzle and cutting torch body, make torch body the most hot, the consumable accessory such as electrode and nozzle is more resistance to
With, can work long hours continuously, improve the service life of cutting torch；Meanwhile, between nozzle and shielding cap, formation is available for cooling
The aqueous vapor passage that water or gas pass through, can carry out water smoke cutting as required and dry type is cut, water smoke cutting smoke dust and oxygen
Change layer, more environmentally-friendly, and good heat dissipation effect, dry type cutting speed is fast, efficiency is high.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, including cutting torch body, electrodes conduct seat, interior absolutely
Edge set, nozzle fix seat, electrode and nozzle, and described electrodes conduct seat and nozzle are fixed seat and be installed in cutting torch body, and electrode
Conductive seat is sheathed on nozzle by interior insulation sleeve and fixes in seat, and described electrode is installed on electrodes conduct seat, described nozzle
It is installed on nozzle and fixes on seat, form discharge cavity between described electrode and nozzle, wherein:
Described nozzle is fixed seat and is provided with the gas channel connecting air inlet pipe, and this gas channel is communicated to discharge cavity；
Described nozzle is fixed and is additionally provided with the aqueous vapor passage connecting aqueous vapor access tube on seat, and this aqueous vapor passage is by being located at spray
Mouth is fixed the first aqueous vapor hole on seat and is communicated to the periphery of nozzle, forms water smoke or protection gas in the periphery of nozzle；
Described electrodes conduct seat forms, after being connected with electrode, the enclosed electrode inner chamber connecting water inlet pipe, and described nozzle is solid
Reservation is provided with a circulating water cavity, and this circulating water cavity is communicated in a circle annular water chamber of cutting torch body head by water hole, described
The side of circulating water cavity connect above-mentioned electrode inner chamber by the circulating water pipe of an insulation, the opposite side of circulating water cavity connects one
Return pipe.
Further, described circulating water cavity extends to nozzle and fixes the coupling part of seat and nozzle, makes nozzle direct
Cooling water in contact circulating water cavity.
Further, described water hole is located at and is arranged on the external insulation sleeve that nozzle is fixed outside seat, described outer absolutely
The outside of edge set is provided with interior pressure cap, and described annular water chamber is between external insulation sleeve and interior pressure cap.
Further, in the electrode formed between described electrodes conduct seat and electrode, intracavity is provided with a central water tube,
The bottom of electrode inner chamber is stretched in one end of this central water tube, and the other end is connected with water inlet pipe.
Further, described external insulation sleeve is communicated with the uniform chamber of aqueous vapor in the first aqueous vapor hole, described outer absolutely
Edge put be additionally provided with connection the uniform chamber of above-mentioned aqueous vapor the second aqueous vapor hole, for by aqueous vapor access tube input spray cooling water or
Protection gas is transported to the periphery of nozzle.
Further, the outside of described interior pressure cap is additionally provided with outer pressure cap, sets between described interior pressure cap and outer pressure cap
There is the shielding cap being positioned at outside nozzle, when using as spraying cutting torch, between shielding cap and nozzle, be additionally provided with spraying ring, making
When using for dry type cutting torch, shielding cap irises out pore at least provided with one.
Further, the sidewall of described electrode is additionally provided with ring of eddy.
Further, described ring of eddy is communicated with the air inlet of gas channel, inside described ring of eddy also
Being provided with the even gas distribution chamber of a connection air inlet and the helical airflow passages connecting even gas distribution chamber, this helical airflow passages connects
To the discharge cavity between electrode and nozzle.
Further, using and threaded between described electrode with electrodes conduct seat, described nozzle is solid with nozzle
Use threaded between reservation.
Further, described external insulation sleeve is fixed to use between seat with nozzle and is threadeded, described interior pressure cap with
Use threaded between external insulation sleeve, use between described outer pressure cap and interior pressure cap and threaded.
3. beneficial effect
The technical scheme using this utility model to provide, compared with existing known technology, has the advantages that
(1) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, it is at electrodes conduct seat with electrode even
Forming the enclosed electrode inner chamber connecting water inlet pipe after connecing, nozzle is fixed seat and is provided with a circulating water cavity, and this circulating water cavity passes through water
Hole is communicated in a circle annular water chamber of cutting torch body head, and the side of circulating water cavity connects above-mentioned by the circulating water pipe of an insulation
Electrode inner chamber, the opposite side of circulating water cavity connects a return pipe, by the improvement of cyclic water channel in article on plasma cutting torch, it is achieved
Effectively cooling down electrode, nozzle and cutting torch body, make torch body the most hot, the consumable accessory such as electrode and nozzle is more durable,
Can work long hours continuously, improve the service life of cutting torch；Meanwhile, between nozzle and shielding cap formed can Cooling Water or
The aqueous vapor passage that gas passes through, can carry out water smoke cutting as required and dry type is cut, water smoke cutting smoke dust and oxide layer,
More environmentally-friendly, and good heat dissipation effect, dry type cutting speed is fast, efficiency is high；
(2) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, it is solid that its circulating water cavity extends to nozzle
Reservation and the coupling part of nozzle, make nozzle directly contact the cooling water in circulating water cavity, and logical supercooled water directly enters for nozzle
Row cooling, cooling effect is more preferable；
(3) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, its water hole is located at and is arranged on nozzle admittedly
On external insulation sleeve outside reservation, the outside of external insulation sleeve is provided with interior pressure cap, annular water chamber be positioned at external insulation sleeve and pressure cap it
Between, utilize the annular water chamber near the external side of cutting torch to achieve the cooling of cutting torch body, reach the purpose that cutting torch body is the most hot, especially
It can meet the cooling requirement of big electric current cutting torch；
(4) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, between its electrodes conduct seat and electrode
In the electrode formed, intracavity is provided with a central water tube, uses the design of central water tube, extends cooling water flowing in the electrodes
Distance, makes electrode can obtain contact heat-exchanging fully with cooling water, improves cooling effect further；
(5) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, its external insulation sleeve is communicated with the
The uniform chamber of aqueous vapor in one aqueous vapor hole, external insulation sleeve is additionally provided with the second aqueous vapor hole in the connection uniform chamber of above-mentioned aqueous vapor, for by water
The spray cooling water of gas access tube input or protection gas are transported to the periphery of nozzle, smart structural design, and processing and fabricating is convenient, real
Show spray cooling water or protection gas has been uniformly distributed in nozzle periphery；
(6) a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, the sidewall of its electrode is additionally provided with whirlpool
Stream ring, the inside of this ring of eddy is provided with helical airflow passages, forms swirling eddy by ring of eddy, makes air-flow pressurization accelerate to be formed
The plasma arc concentrated at a high speed, improves cut quality；Meanwhile, helical airflow passages adds the contact surface of gas and electrode
Long-pending, make electrode heat radiation quicker.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram one of a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model；
Fig. 2 is the sectional structure schematic diagram two of a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model；
Fig. 3 is the sectional structure schematic diagram three of a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model.
Label declaration in schematic diagram:
1, cutting torch body；1-1, shell；1-2, insulation filler；2, electrodes conduct seat；2-1, waterway channel；3, middle edema with the heart involved
Pipe；4, interior insulation sleeve；5, nozzle fixes seat；5-1, circulating water cavity；5-2, gas channel；5-3, aqueous vapor passage；5-4, the first water
Pore；6, external insulation sleeve；6-1, water hole；6-2, annular water chamber；The uniform chamber of 6-3, aqueous vapor；6-4, the second aqueous vapor hole；7, electrode；8、
Nozzle；9, ring of eddy；9-1, air inlet；9-2, even gas distribution chamber；9-3, helical airflow passages；10, interior pressure cap；11, outer pressure cap；
12, shielding cap；12-1, spraying ring；13, water inlet pipe；14, circulating water pipe；15, return pipe；16, air inlet pipe；17, striking line；18、
Aqueous vapor access tube.
Detailed description of the invention
For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.
Embodiment
Shown in Fig. 1, Fig. 2 and Fig. 3, a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present embodiment, including cutting
Torch body 1, electrodes conduct seat 2, interior insulation sleeve 4, nozzle fix seat 5, electrode 7 and nozzle 8, and cutting torch body 1 includes stainless steel
Shell 1-1 and insulation filler 1-2 being filled in shell 1-1, electrodes conduct seat 2 and nozzle are fixed seat 5 and are installed on cutting torch body 1
In, and electrodes conduct seat 2 is sheathed on nozzle by interior insulation sleeve 4 and fixes in seat 5, the material of interior insulation sleeve 4 be ceramic, and electrode is led
Electricity seat 2 and nozzle are fixed and are required have higher concentricity between seat 5, and to ensure electrode 7 and the concentricity of nozzle 8, electrode 7 is pacified
Being loaded on electrodes conduct seat 2, nozzle 8 is installed on nozzle and fixes on seat 5, is formed and connect putting of ion-gas between electrode 7 and nozzle 8
Electricity chamber, for convenience electrode 7 and the replacing of nozzle 8, it is preferable that use between electrode 7 with electrodes conduct seat 2 and threaded, spray
Mouth 8 is fixed with nozzle to use between seat 5 and is threadeded, convenient to disassembly.
As in figure 2 it is shown, in the present embodiment, nozzle is fixed seat 5 and is provided with the gas channel 5-2 connecting air inlet pipe 16, should
Gas channel 5-2 is communicated between electrode 7 and nozzle 8 discharge cavity formed；Specifically, the sidewall of electrode 7 is provided with ring of eddy
9, this ring of eddy 9 is communicated with the air inlet 9-1 of gas channel 5-2, inside ring of eddy 9, is additionally provided with a connection air inlet 9-1
Even gas distribution chamber 9-2 and the helical airflow passages 9-3 connecting even gas distribution chamber 9-2, this helical airflow passages 9-3 is communicated to electricity
Discharge cavity between pole 7 and nozzle 8, forms swirling eddy by ring of eddy 9, make air-flow pressurization accelerate to be formed concentrate at a high speed etc.
Ion arc, improves cut quality；Meanwhile, helical airflow passages 9-3 adds the contact area of gas and electrode 7, makes electrode 7
Dispel the heat quicker.
As it is shown on figure 3, the nozzle in the present embodiment is fixed is additionally provided with the aqueous vapor passage 5-connecting aqueous vapor access tube 18 on seat 5
The first aqueous vapor hole 5-4 that 3, this aqueous vapor passage 5-3 fix on seat 5 by being located at nozzle is communicated to the periphery of nozzle 8, at nozzle 8
Periphery formed water smoke or protection gas；Water smoke cutting can be carried out when aqueous vapor access tube 18 connects atomizing inlet, eliminate cutting flue dust
And oxide layer, improve processing environment, be particularly suited for the cutting of the materials such as rustless steel；Can enter when aqueous vapor access tube 18 connects gas
Row dry type is cut, and makes plasma arc and flame stream thereof more concentrate by the protection gas accessed, and improves cut quality.Specifically in this reality
Executing in example, nozzle is fixed the outside of seat 5 and is provided with external insulation sleeve 6, and this external insulation sleeve 6 is communicated with the water of the first aqueous vapor hole 5-4
Gas uniform chamber 6-3, external insulation sleeve 6 is additionally provided with the second aqueous vapor hole 6-4 of connection above-mentioned aqueous vapor uniform chamber 6-3, for by aqueous vapor
Spray cooling water or the protection gas of access tube 18 input are transported to the periphery of nozzle 8, use said structure, smart structural design,
Processing and fabricating is convenient, it is achieved that spray cooling water or protection gas are uniformly distributed in nozzle periphery, not only can be formed protection air-flow or
Workpiece is cooled down by water smoke, and can make cutting torch heat radiation more uniformly comprehensively, effectively reduces the temperature of torch body.Outside
The outside of insulation sleeve 6 is additionally provided with interior pressure cap 10, and the outside of interior pressure cap 10 is additionally provided with outer pressure cap 11, interior pressure cap 10 and outer pressure cap 11 it
Between be provided with the shielding cap 12 being positioned at outside nozzle 8, as spraying cutting torch use time, be additionally provided with between shielding cap 12 and nozzle 8
Spraying ring 12-1, spray cooling water keyhole formation water smoke on spraying ring 12-1 sprays in curtain shape from the spout of shielding cap 12
Go out；When using as dry type cutting torch, shielding cap 12 irises out pore at least provided with one, form cutting protection gas, and reach poly-
Collection plasma arc and the effect of flame stream thereof.Preferably, external insulation sleeve 6 is fixed with nozzle to use between seat 5 and is threadeded, interior pressure cap
Use between 10 with external insulation sleeve 6 and threaded, use between outer pressure cap 11 with interior pressure cap 10 and threaded, it is simple to dismounting.
As it is shown in figure 1, the electrodes conduct seat 2 in the present embodiment forms, after being connected with electrode 7, the sealing connecting water inlet pipe 13
Electrode inner chamber, nozzle is fixed seat 5 and is provided with a circulating water cavity 5-1, this circulating water cavity 5-1 and is communicated in cutting torch by water hole 6-1
One circle annular water chamber 6-2 of body 1 head, the side of circulating water cavity 5-1 connects above-mentioned electricity by the circulating water pipe 14 of an insulation
Pole inner chamber, the opposite side of circulating water cavity 5-1 connects a return pipe 15, and circulating water pipe 14 specifically can pass through with above-mentioned electrode inner chamber
The waterway channel 2-1 being located on electrodes conduct seat 2 is connected.Above-mentioned electrode inner chamber is connected by the circulating water pipe 14 of above-mentioned insulation
With circulating water cavity 5-1, it is achieved that a water inlet pipe 13 and a return pipe 15 quickly can cool down for electrode 7 and nozzle 8,
Not only reduce pipeline usage quantity, and electrode inner chamber and circulating water cavity 5-1 are big with the contact area of cooling water, electrode 7 He
The good cooling results of nozzle 8.The most in the present embodiment, circulating water cavity 5-1 extends to nozzle and fixes the connection of seat 5 and nozzle 8
Part, makes nozzle 8 directly contact the cooling water in circulating water cavity 5-1, i.e. circulating water cavity 5-1 and is fixed seat 5 with nozzle 8 even by nozzle
Connecing composition, logical supercooled water directly cools down for nozzle 8, and cooling effect is more preferable.Above-mentioned water hole 6-1 is located at and is arranged on nozzle
On external insulation sleeve 6 outside fixing seat 5, the outside of external insulation sleeve 6 is provided with interior pressure cap 10, and annular water chamber 6-2 is positioned at external insulation sleeve 6
And between interior pressure cap 10, annular water chamber 6-2 simple in construction, it is convenient to implement, and makes torch body fully be dispelled the heat, it is particularly possible to
Meet the cooling requirement of big electric current cutting torch.It addition, for the cooling effect improving cutting torch further, at electrodes conduct seat 2 and electricity
In the electrode formed between pole 7, intracavity is provided with a central water tube 3, and the bottom of electrode inner chamber is stretched in one end of this central water tube 3, separately
One end is connected with water inlet pipe 13, uses the design of central water tube 3, extends cooling water flow distance in electrode 7, makes electricity
Pole 7 can obtain contact heat-exchanging fully with cooling water, improves cooling effect further.
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present embodiment, when this plasma cutting-torch is for spraying cutting torch,
It is provided with a spraying ring 12-1 with holes between shielding cap 12 and nozzle 8, forms water smoke by the effect of spraying ring 12-1；When such
When ion cutting blowpipe is dry type cutting torch, the sidewall of shielding cap 12 is additionally provided with some venthole (not shown)s, utilizes venthole
Plasma arc and flame stream thereof is made more to concentrate.Time specifically used, electrode 7 connects power cathode, and nozzle 8 is fixed by being connected to nozzle
Striking line 17 on seat 5 connects positive source, and working gas inputs in cutting torch (as shown in Figure 2) from air inlet pipe 16, warp the most successively
Cross gas channel 5-2, the air inlet 9-1 of ring of eddy 9, even gas distribution chamber 9-2 and helical airflow passages 9-3 and enter electrode 7 and spray
In discharge cavity between mouth 8, ionization forms plasma arc and is sprayed by the spout of nozzle 8.As it is shown in figure 1, cooling water is from water inlet pipe
13 enter in cutting torches, turning back after central water tube 3 arrives electrode 7 intracavity bottom in electrodes conduct seat 2 inner chamber in cutting torch,
And sequentially pass through waterway channel 2-1, circulating water pipe 14, circulating water cavity 5-1 and flow in annular water chamber 6-2 through water hole 6-1,
After discharged by return pipe 15, the heat of electrode 7, nozzle 8 and torch body is taken away rapidly.As it is shown on figure 3, spray cooling water by
Aqueous vapor access tube 18 enters in cutting torch, and sequentially passes through aqueous vapor passage 5-3, the first aqueous vapor hole 5-4, aqueous vapor uniform chamber 6-3 and
Two aqueous vapor hole 6-4 enter nozzle 8 periphery, and in vaporific spray after the spraying ring 12-1 arranged between shielding cap 12 and nozzle 8
Go out, nozzle 8, shielding cap 12 and cut workpiece are cooled down, eliminate cutting flue dust etc., more environmentally-friendly；Dry type cutting process
Similar with said process, as it is shown on figure 3, protection gas is entered in cutting torch by aqueous vapor access tube 18, and sequentially pass through aqueous vapor passage 5-
3, the first aqueous vapor hole 5-4, aqueous vapor uniform chamber 6-3 and the second aqueous vapor hole 6-4 enter nozzle 8 periphery, and giving vent to anger by shielding cap 12
Hole blows out, and forms protection gas.
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled of the present utility model, by cyclic water channel in article on plasma cutting torch
Improvement, it is achieved electrode, nozzle and cutting torch body are effectively cooled down, make torch body the most hot, the rapid wear such as electrode and nozzle
Part is more durable, can work long hours continuously, improves the service life of cutting torch；Meanwhile, formed between nozzle and shielding cap
Can the aqueous vapor passage that passes through of Cooling Water or gas, water smoke cutting can be carried out as required and dry type is cut, water smoke cutting nothing
Flue dust and oxide layer, more environmentally-friendly, and good heat dissipation effect, dry type cutting speed is fast, efficiency is high.
Below being schematically described this utility model and embodiment thereof, this description does not has restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area
Those of ordinary skill enlightened by it, creating in the case of objective without departing from this utility model, without creatively designing
The frame mode similar to this technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (10)
1. the dual-purpose plasma cutting-torch of Rapid Circulation water-cooled, including cutting torch body (1), electrodes conduct seat (2), interior insulation sleeve (4),
Nozzle fixes seat (5), electrode (7) and nozzle (8), and described electrodes conduct seat (2) and nozzle are fixed seat (5) and be installed on cutting torch body
(1) in, and electrodes conduct seat (2) is sheathed on nozzle by interior insulation sleeve (4) and fixes in seat (5), and described electrode (7) is installed on
On electrodes conduct seat (2), described nozzle (8) is installed on nozzle and fixes on seat (5), between described electrode (7) and nozzle (8)
Form discharge cavity, it is characterised in that:
Described nozzle is fixed seat (5) and is provided with the gas channel (5-2) connecting air inlet pipe (16), and this gas channel (5-2) is even
Pass to discharge cavity；
Described nozzle is fixed and is additionally provided with the aqueous vapor passage (5-3) connecting aqueous vapor access tube (18), this aqueous vapor passage on seat (5)
(5-3) the first aqueous vapor hole (5-4) fixing on seat (5) by being located at nozzle is communicated to the periphery of nozzle (8), at nozzle (8)
Periphery forms water smoke or protection gas；
Described electrodes conduct seat (2) forms, after being connected with electrode (7), the enclosed electrode inner chamber connecting water inlet pipe (13), described
Nozzle is fixed seat (5) and is provided with a circulating water cavity (5-1), and this circulating water cavity (5-1) is communicated in cutting torch body by water hole (6-1)
(1) circle annular water chamber (6-2) of head, the side of described circulating water cavity (5-1) is by the circulating water pipe (14) of an insulation
Connecting above-mentioned electrode inner chamber, the opposite side of circulating water cavity (5-1) connects a return pipe (15).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 1, it is characterised in that: described circulation
Water cavity (5-1) extends to nozzle and fixes the coupling part of seat (5) and nozzle (8), makes nozzle (8) directly contact circulating water cavity (5-
1) the cooling water in.
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 2, it is characterised in that: described water hole
(6-1) it is located at and is arranged on nozzle and fixes on the external insulation sleeve (6) in seat (5) outside, in the outside of described external insulation sleeve (6) is provided with
Pressure cap (10), described annular water chamber (6-2) is positioned between external insulation sleeve (6) and pressure cap (10).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 3, it is characterised in that: described electrode
In the electrode formed between conductive seat (2) and electrode (7), intracavity is provided with a central water tube (3), and one end of this central water tube (3) is stretched
Entering the bottom of electrode inner chamber, the other end is connected with water inlet pipe (13).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 4, it is characterised in that: described outer absolutely
The uniform chamber of aqueous vapor (6-3) in the first aqueous vapor hole (5-4), the company of being additionally provided with on described external insulation sleeve (6) it is communicated with on edge set (6)
The second aqueous vapor hole (6-4) in the logical uniform chamber of above-mentioned aqueous vapor (6-3), for the spray cooling water that aqueous vapor access tube (18) is inputted or
Protection gas is transported to the periphery of nozzle (8).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 5, it is characterised in that: described is intrinsic pressure
The outside of cap (10) is additionally provided with outer pressure cap (11), is provided with and is positioned at nozzle (8) between described interior pressure cap (10) and outer pressure cap (11)
The shielding cap (12) in outside, when using as spraying cutting torch, is additionally provided with spraying ring (12-between shielding cap (12) and nozzle (8)
1), when using as dry type cutting torch, shielding cap irises out pore at least provided with one on (12).
7., according to a kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled described in claim 1 to 6 any one, its feature exists
In: it is additionally provided with ring of eddy (9) on the sidewall of described electrode (7).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 7, it is characterised in that: described eddy current
Being communicated with the air inlet (9-1) of gas channel (5-2) on ring (9), described ring of eddy (9) inner side is additionally provided with a connection air inlet
The even gas distribution chamber (9-2) in hole (9-1) and the helical airflow passages (9-3) connecting even gas distribution chamber (9-2), this spiral air flow leads to
Road (9-3) is communicated to the discharge cavity between electrode (7) and nozzle (8).
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 8, it is characterised in that: described electrode
(7) threadeding with using between electrodes conduct seat (2), described nozzle (8) and nozzle are fixed and are used screw thread even between seat (5)
Connect.
A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled the most according to claim 6, it is characterised in that: outside described
Insulation sleeve (6) is fixed with nozzle to use between seat (5) and is threadeded, and adopts between described interior pressure cap (10) and external insulation sleeve (6)
With threaded, use between described outer pressure cap (11) and interior pressure cap (10) and threaded.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620726297.4U CN205834463U (en) | 2016-07-11 | 2016-07-11 | A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620726297.4U CN205834463U (en) | 2016-07-11 | 2016-07-11 | A kind of dual-purpose plasma cutting-torch of Rapid Circulation water-cooled |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825869A (en) * | 2017-04-14 | 2017-06-13 | 石雪蛟 | Argon-arc welding gun and the device with the argon-arc welding gun |
| CN107442914A (en) * | 2017-09-28 | 2017-12-08 | 机械科学研究院哈尔滨焊接研究所 | The high powered plasma cutting torch of one kind cutting 100 ~ 160mm thickness stainless steels |
| CN108127236A (en) * | 2018-02-05 | 2018-06-08 | 常州九圣焊割设备有限公司 | High efficiency and heat radiation formula plasma arc cutting torch |
| CN109848615A (en) * | 2019-01-08 | 2019-06-07 | 陶玉梅 | Shielding case that is air-cooled with optimization and improving cutting power |
| CN111014989A (en) * | 2019-12-13 | 2020-04-17 | 济南邦德激光股份有限公司 | Cooling system, laser cutting system and cooling method |
| CN111491757A (en) * | 2017-12-18 | 2020-08-04 | 小池酸素工业株式会社 | Device for supplying water flow along plasma cutting torch |
| CN111590175A (en) * | 2020-06-01 | 2020-08-28 | 中国石油大学(华东) | Plasma nozzle for cutting petroleum casing pipe |
-
2016
- 2016-07-11 CN CN201620726297.4U patent/CN205834463U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825869A (en) * | 2017-04-14 | 2017-06-13 | 石雪蛟 | Argon-arc welding gun and the device with the argon-arc welding gun |
| CN107442914A (en) * | 2017-09-28 | 2017-12-08 | 机械科学研究院哈尔滨焊接研究所 | The high powered plasma cutting torch of one kind cutting 100 ~ 160mm thickness stainless steels |
| CN107442914B (en) * | 2017-09-28 | 2021-01-29 | 东北石油大学 | High-power plasma cutting torch for cutting stainless steel with thickness of 100-160 mm |
| CN111491757A (en) * | 2017-12-18 | 2020-08-04 | 小池酸素工业株式会社 | Device for supplying water flow along plasma cutting torch |
| CN108127236A (en) * | 2018-02-05 | 2018-06-08 | 常州九圣焊割设备有限公司 | High efficiency and heat radiation formula plasma arc cutting torch |
| CN109848615A (en) * | 2019-01-08 | 2019-06-07 | 陶玉梅 | Shielding case that is air-cooled with optimization and improving cutting power |
| CN111014989A (en) * | 2019-12-13 | 2020-04-17 | 济南邦德激光股份有限公司 | Cooling system, laser cutting system and cooling method |
| CN111014989B (en) * | 2019-12-13 | 2022-02-15 | 济南邦德激光股份有限公司 | Cooling system, laser cutting system and cooling method |
| CN111590175A (en) * | 2020-06-01 | 2020-08-28 | 中国石油大学(华东) | Plasma nozzle for cutting petroleum casing pipe |
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Granted publication date: 20161228 Termination date: 20200711 |