CN208045935U - A kind of gas switch for electromagnetic forming machine - Google Patents
A kind of gas switch for electromagnetic forming machine Download PDFInfo
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- CN208045935U CN208045935U CN201820204020.4U CN201820204020U CN208045935U CN 208045935 U CN208045935 U CN 208045935U CN 201820204020 U CN201820204020 U CN 201820204020U CN 208045935 U CN208045935 U CN 208045935U
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- negative electrode
- electrode
- gas switch
- forming machine
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Abstract
A kind of gas switch for electromagnetic forming machine,It is related to gas switch technical field,Including tubular shell,Regulatory region and breakdown region are divided by partition board in shell,Partition board is fixedly connected with shell,Negative electrode is provided in breakdown region,Positive electrode and trigger electrode,Negative electrode is connected with cathode far from positive electrode one end and picks out copper rod,Negative electrode is internally provided with trigger electrode,Negative electrode and positive electrode are cylindric,The negative electrode and a diameter of 220mm-250mm of positive electrode,The trigger electrode is arranged in negative electrode and partition board and stretches into regulatory region,The negative electrode is provided with insulation assembly far from positive electrode one end,Described envelope filled have protective gas,The air pressure in shell is set to can reach 12MPa,And interelectrode distance can be adjusted and realize triggering,Its advantage is that stability is good,It is safe,High pressure gas can make the high current by upper Wan An between pole piece,Columned pole piece volume is big,Make the longer life expectancy of gas switch.
Description
Technical field
The utility model is related to gas switch technical fields, and in particular to a kind of gas switch for electromagnetic forming machine.
Background technology
Gas spark gap trigger switch is mainly used for triggering the discharge process of impulse voltage generator.In the prior art
In, impulse voltage generator（Marx generators）Gas spark gap trigger switch, it is main using electric trigger method, it is such as common
Three electrode trigger switch and field distortion trigger switch, existing gas switch commonly used in high-pressure pulse device, quick big electricity
The fields such as rheology changing device, nanosecond generator, existing gap switch are applying service life when on electromagnetic forming machine extremely short, often
Only using will once be burned, therefore urgently design the gas switch that a kind of long lifespan, stability are high, safety is good.
Utility model content
The purpose of this utility model is to provide a kind of gas switch for electromagnetic forming machine, its advantage is that stability is good,
It is safe.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of gas switch for electromagnetic forming machine, including tubular shell, the shell is interior to be divided by partition board
Regulatory region and breakdown region, the partition board are fixedly connected with shell, and negative electrode, positive electrode are provided in the breakdown region and is touched
Generate electricity pole, and the negative electrode is connected with cathode far from positive electrode one end and picks out copper rod, and the negative electrode is internally provided with triggering electricity
Pole, the negative electrode and positive electrode are cylindric, the negative electrode and positive electrode a diameter of 220mm-250mm, described
Trigger electrode is arranged in negative electrode and partition board and stretches into regulatory region, and the negative electrode is provided with insulation far from positive electrode one end
Component.
Through the above technical solutions, breakdown region is isolated partition board with regulatory region, when trigger electrode accesses negative voltage, gather
Gas breakdown between two motors is kept switch conduction, negative electrode and positive electrode a diameter of by the charge of collection on the positive electrode
220mm-250mm is that pole piece possesses sufficiently large contact area, will not be burnt when the electric current in upper Wan An flows through, insulation assembly
Electric current can be passed on shell to avoid electrode, be played a protective role, increase the safety of equipment, avoid causing danger.
The utility model is further arranged to：The insulation assembly is insulating resin, the insulating resin and negative electrode it
Between fixed by nylon screw.
Through the above technical solutions, insulating resin be thermosetting resin, high temperature resistant impact resistance, compared with prior art in adopt
Ceramic material, the intensity bigger of insulating resin, stability are more preferable.
The utility model is further arranged to：The cathode picks out and is socketed with insulating layer outside copper rod.
Through the above technical solutions, due to when gas is breakdown cathode pick out the electric current that copper rod will flow through upper Wan An, insulate
Cathode can be picked out copper rod by layer is isolated with the gas of regulatory region, avoids drain conditions, improves safety.
The utility model is further arranged to：The insulating layer is insulating resin, and support is socketed with outside the insulating resin
Cylinder.
Through the above technical solutions, insulating resin stability is high, and good insulation preformance, and support tube can improve cathode and connect
Go out the intensity of copper rod.
The utility model is further arranged to：The regulatory region top is provided with the head cover being fixedly connected with shell, described
The slide lid being slidably connected with shell is provided with below head cover, picking out copper rod with the cathode on the inside of the slide lid fixes company
It connects, the regulating device for adjusting spacing between negative plate and positive plate is provided between the slide lid and head cover.
Through the above technical solutions, slide lid is slidably connected with shell, and slide lid picks out copper rod and fixes and connects with cathode
It connecing, cathode contact copper rod is fixedly connected with negative electrode, when adjusting the position of slide lid, the spacing between negative electrode and positive electrode
Also it can change therewith, the distance between two pole pieces be adjusted with this, so as to adjust the operating voltage of switch.
The utility model is further arranged to：The regulating device includes being rotatably connected on swivel becket on head cover and wearing
In the lead screw of swivel becket, the lead screw bottom end is connect with the slide lid bearing, and the swivel becket is internally provided with matches with lead screw
The internal thread of conjunction.
Through the above technical solutions, when swivel becket rotates, since it is internally provided with the internal thread coordinated with lead screw, silk
Bar can move in a straight line in the vertical direction, and lead screw bottom end is connect with slide lid bearing so that lead screw can be rotated with slide lid
Connection, and lead screw slide lid when rising or falling can rise or fall with lead screw.
The utility model is further arranged to：Several handles are fixedly connected on the swivel becket.
Through the above technical solutions, handle can facilitate user's driving swivel becket to rotate, there is labour-saving effect.
The utility model is further arranged to：Filled with protective gas in the breakdown region, the protective gas include N2,
It is one or more in SF6.
Through the above technical solutions, the safety of equipment entirety can be improved by filling protective gas such as, while between pole piece
Breakdown enough charge is provided.
The utility model is further arranged to：Air pressure in the breakdown region is 1-13 atmospheric pressure.
Through the above technical solutions, high pressure gas can increase the frequency of electric current breakdown.
In conclusion the utility model has the advantages that：
Spacing between two pole piece of gas switch can be adjusted, to the operating voltage of regulating switch；Between adjusting pole piece
Away from mechanism coordinated using lead screw and swivel becket, and the handle convenient for holding is provided with outside swivel becket, regulating device structure letter
It is single, it is easy to operate；The volume of pole piece is sufficiently large, can not be burned when high current flows through；Insulation assembly uses insulating resin,
There is powerful height, the good advantage of stability compared to traditional ceramic material.
Description of the drawings
Fig. 1 is the gas switch sectional view.
In figure, 1, shell；11, head cover；12, swivel becket；121, handle；13, lead screw；14, slide lid；141, felt pad；
2, partition board；110, regulatory region；120, breakdown region；3, negative electrode；31, cathode picks out copper rod；311, insulating layer；312, support tube；
4, positive electrode；41, anode picks out copper rod；5, trigger electrode；6, insulation assembly；7, protective cover.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of gas switch for electromagnetic forming machine, including tubular shell 1, pass through in shell 1
Partition board 2 divides for regulatory region 110 and breakdown region 120, and partition board 2 is fixedly connected with shell 1.It is provided with negative electrode in breakdown region 120
3, positive electrode 4 and trigger electrode 5, negative electrode 3 are connected with cathode far from 4 one end of positive electrode and pick out copper rod 31, inside negative electrode 3
It is provided with trigger electrode 5, trigger electrode 5 is arranged in negative electrode 3 and partition board 2 and stretches into regulatory region 110, and trigger electrode is far from negative
3 one end of electrode is connected with negative pressure cable, and when negative pressure cable is connected, negative electrical charge is transferred to negative electrode 3 by trigger electrode, makes to be gathered in
The gap between the rapid breakdown electrode of positive charge on positive electrode 4, gas switch conducting.Positive electrode 4 and negative electrode 3 are circle
The length of column structure, a diameter of 220mm-250mm, positive electrode 4 and negative electrode 3 is 110-130mm, compared to existing
Gas switch, pole piece volume bigger, can bear the electric current of bigger.And 1 inner wall of shell is both provided with insulating resin layer, can be with
Play insulating effect, safety higher.
As shown in Figure 1, negative electrode 3 is provided with insulation assembly 6 far from 4 one end of positive electrode, insulation assembly 6 is insulating resin,
The cross sectional shape of insulating resin horizontal direction is identical as 3 end of negative electrode, passes through nylon screw between insulating resin and negative electrode 3
It is fixed.Insulating resin is thermosetting resin, has the impact-resistant property of high temperature resistant, electric current can be passed to shell 1 to avoid electrode
On, it plays a protective role, increases the safety of equipment, compared with prior art the middle ceramic material used, the intensity of insulating resin
Bigger, stability are more preferable.
As shown in Figure 1,110 top of regulatory region is provided with the head cover 11 being fixedly connected with shell 1,11 lower section of head cover is provided with
The slide lid 14 being slidably connected with shell 1, the inside of slide lid 14 pick out copper rod 31 with the cathode and are fixedly connected, slide lid 14 and
The regulating device for adjusting spacing between negative plate and positive plate is provided between head cover 11.Regulating device includes rotation connection
Swivel becket 12 and it is arranged in the lead screw 13 of swivel becket 12 on head cover 11,13 bottom end of lead screw connects with 14 bearing of the slide lid
It connects, swivel becket 12 is internally provided with the internal thread coordinated with lead screw 13.When swivel becket 12 rotates, due to its be internally provided with
The internal thread that lead screw 13 coordinates, lead screw 13 can move in a straight line in the vertical direction, and 13 bottom end of lead screw connects with 14 bearing of slide lid
It connects so that lead screw 13 can be rotatablely connected with slide lid 14, and slide lid 14 can be on lead screw 13 when rising or falling for lead screw 13
It rises or declines, the spacing between two pole pieces is adjusted with this.In addition several handles 121, handle are fixedly connected on swivel becket 12
121 can facilitate user's driving swivel becket 12 to rotate, and have labour-saving effect.
As shown in Figure 1,14 inside of slide lid and cathode are provided with felt pad 141 between picking out copper rod 31, the exhausted felt pad
141 are made of epoxide resin material, are fixedly connected by several screws between felt pad 141 and slide lid 14.It can be to avoid
Cathode picks out the inflow slide lid 14 of the electric current on copper rod 31 and causes leaky.
As shown in Figure 1,1 bottom end of shell is fixedly connected with bottom cover, 4 bottom end of positive electrode is fixedly connected on by insulation assembly 6
On bottom cover, the insulation assembly 6 is identical as the insulation assembly 6 of 3 end of negative electrode, between insulation assembly 6 and bottom cover and positive electrode 4
It is bolted to connection.4 end set of positive electrode has the anode access stick for being arranged in bottom cover, is fixedly connected outside anode access stick
There is anode access terminal.It is provided with protective shell outside anode access stick, for anode access stick to be sealed, prevents from accidentally touching.
Since cathode picks out the electric current that copper rod 31 will flow through upper Wan An when gas is breakdown, while cathode picks out copper rod 31 also
It can move up and down, picked out in cathode and be socketed with insulating layer 311 outside copper rod 31, support tube 312 is socketed with outside insulating layer 311.Absolutely
Edge layer 311 is insulating resin, and insulating resin stability is high, and good insulation preformance, support tube 312 can improve cathode and pick out copper rod 31
Intensity.Cathode can be picked out copper rod 31 by insulating layer 311 is isolated with the gas of regulatory region 110, and drain conditions is avoided to send out
It is raw, improve safety.
More specifically.Filled with protective gas in breakdown region 120, protective gas includes one or more in N2, SF6, is hit
It is 1-13 atmospheric pressure to wear the air pressure in area 120.The safety of equipment entirety can be improved by being filled with protective gas, while to pole piece
Between breakdown enough charge is provided.High pressure gas can increase the frequency of electric current breakdown, make the nominal operation of gas switch
It is more powerful.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (9)
1. a kind of gas switch for electromagnetic forming machine, it is characterized in that：Including tubular shell (1), in the shell (1)
It is divided into regulatory region (110) and breakdown region (120) by partition board (2), the partition board (2) is fixedly connected with shell (1), described to hit
It wears and is provided with negative electrode (3), positive electrode (4) and trigger electrode (5) in area (120), the negative electrode (3) is far from positive electrode
(4) one end is connected with cathode and picks out copper rod (31), and the negative electrode (3) is internally provided with trigger electrode (5), the trigger electrode
(5) negative electrode (3) and partition board (2) are arranged in and is stretched into regulatory region (110), the negative electrode (3) and positive electrode (4) are equal
To be cylindric, the negative electrode (3) and positive electrode (4) a diameter of 220mm-250mm, the negative electrode (3) is far from positive electrode
(4) one end is provided with insulation assembly (6).
2. a kind of gas switch for electromagnetic forming machine according to claim 1, it is characterized in that：The insulation assembly
(6) it is insulating resin, is fixed by nylon screw between the insulating resin and negative electrode (3).
3. a kind of gas switch for electromagnetic forming machine according to claim 1, it is characterized in that：The cathode picks out copper
It is socketed with insulating layer (311) outside stick (31).
4. a kind of gas switch for electromagnetic forming machine according to claim 3, it is characterized in that：The insulating layer
(311) it is insulating resin, support tube (312) is socketed with outside the insulating resin.
5. a kind of gas switch for electromagnetic forming machine according to claim 1, it is characterized in that：The regulatory region
(110) top is provided with the head cover (11) being fixedly connected with shell (1), is provided with below the head cover (11) sliding with shell (1)
The slide lid (14) of dynamic connection, slide lid (14) inside pick out copper rod (31) with the cathode and are fixedly connected, the sliding
The regulating device for adjusting spacing between negative plate and positive plate is provided between lid (14) and head cover (11).
6. a kind of gas switch for electromagnetic forming machine according to claim 5, it is characterized in that：The regulating device packet
Include the lead screw (13) for being rotatably connected on swivel becket (12) on head cover (11) and being arranged in swivel becket (12), lead screw (13) bottom
End is connect with the slide lid (14) bearing, and the swivel becket (12) is internally provided with the internal thread with lead screw (13) cooperation.
7. a kind of gas switch for electromagnetic forming machine according to claim 6, it is characterized in that：The swivel becket (12)
On be fixedly connected with several handles (121).
8. a kind of gas switch for electromagnetic forming machine according to claim 1, it is characterized in that：The breakdown region
(120) filled with protective gas in, the protective gas includes one or more in N2, SF6.
9. a kind of gas switch for electromagnetic forming machine according to claim 8, it is characterized in that：The breakdown region
(120) air pressure in is 1-13 atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204020.4U CN208045935U (en) | 2018-02-05 | 2018-02-05 | A kind of gas switch for electromagnetic forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204020.4U CN208045935U (en) | 2018-02-05 | 2018-02-05 | A kind of gas switch for electromagnetic forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045935U true CN208045935U (en) | 2018-11-02 |
Family
ID=63951980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820204020.4U Active CN208045935U (en) | 2018-02-05 | 2018-02-05 | A kind of gas switch for electromagnetic forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208045935U (en) |
-
2018
- 2018-02-05 CN CN201820204020.4U patent/CN208045935U/en active Active
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