CN105869485A - Variable-gas-pressure high-pressure discharge system for experiments - Google Patents
Variable-gas-pressure high-pressure discharge system for experiments Download PDFInfo
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- CN105869485A CN105869485A CN201610364629.3A CN201610364629A CN105869485A CN 105869485 A CN105869485 A CN 105869485A CN 201610364629 A CN201610364629 A CN 201610364629A CN 105869485 A CN105869485 A CN 105869485A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
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Abstract
The invention provides a variable-gas-pressure high-pressure discharge system for experiments and belongs to the field of high-pressure gas discharge. The variable-gas-pressure high-pressure discharge system comprises a closed discharge cavity, a high-voltage power supply system, a vacuum pump, a vacuum gauge, a stepper motor drive system, a slidable guide rail, a first bracket and a second bracket, wherein the second bracket is arranged on one side of the slidable guide rail and is movable; a 2D regulator is arranged at the upper end of a first ceramic insulator, a first discharge probe is arranged at the upper end of the 2D regulator, and a second discharge probe is arranged at the upper end of a second ceramic insulator; a first contact switch and a second contact switch are arranged on two sides of the second bracket; the discharge probes are connected with the high-voltage power supply system through wires which are fixed on the outer wall of the closed discharge cavity through high-tension terminals; the vacuum pump is connected with the closed discharge cavity through a gas exhausting and discharging pipe, and a first ball valve is arranged on the gas exhausting and discharging pipe; a stepper motor is arranged on one side of the slidable guide rail, and the stepper motor drive system is arranged outside the closed discharge cavity and electrically connected with the stepper motor.
Description
Technical field
The present invention relates to high-pressure discharge field, particularly relate to the electrion system of a kind of experiment changing the flow of QI-blood pressure
System.
Background technology
At present, electrion has been widely used in the various aspects of productive life, and such as, it has been used for
Process the sides such as Technology of Sewage, food sterilization, antibacterial sterilization, metal is cut by electric spark, polishing
Face.In recent years, successfully develop from the viewpoint of energy-conservation and environmental protection many have specular removal, high-color rendering,
Long-life novel high-pressure gas-discharge lamp, these lamps be widely used in outdoor lighting, room lighting,
Automotive lighting and back lighting etc..It addition, the research that human blood cell hereditism is affected by electrion, high pressure
Discharge detecting technique etc., the most still main project of high pressure equipment delivery test, be also to carry out during equipment runs
The important means of Insulation Test.Additionally, utilize electrion can also administer air pollution, fresh-keeping food etc..
Therefore, develop a kind of can be used in study electrion phenomenon electrion system most important.
Summary of the invention
For the ease of the various phenomenons during research electrion, the invention provides a kind of experiment changing the flow of QI-blood
The electrion system of pressure.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of electrion system of experiment changing the flow of QI-blood pressure, it include airtight discharge cavity, high voltage power supply,
Vacuum pump, vacuometer and driving system of stepping motor；Bottom in described airtight discharge cavity is provided with slidably leads
Rail；Be provided with the first support on described slidably guide rail, described first support be fixed on described in slidably guide rail
One side；It is provided with the second support on the screw mandrel of described slidably guide rail and described second support is positioned at slidably
The another side of guide rail；The first ceramics insulator and it is respectively equipped with on described first support and described second support
Two ceramics insulators, the upper end of described first ceramics insulator is provided with two-dimensional adjustment device, described two-dimensional adjustment device
It is provided with between the first electric discharge probe, and described first electric discharge probe and described two-dimensional adjustment device and is provided with pottery absolutely
Embolium；The upper end of described second ceramics insulator is provided with the second electric discharge probe；One end of described screw mandrel and stepping
Motor connects, described motor be positioned at described in slidably guide rail be provided with the side of described second support, described
Motor can drive described screw mandrel to rotate under described driving system of stepping motor drives, so that the second support
And the distance between described first support changes；The both sides of described second support are provided with the first contact switch
With the second contact switch；Described first electric discharge probe and described second electric discharge probe respectively by the first wire and
Second wire is connected with described high voltage power supply, and described first wire and described second wire pass through respectively
First high tension terminal and the second high tension terminal are fixed on the outer wall of described airtight discharge cavity；Described vacuum
Pump is connected with described airtight discharge cavity by aerofluxus bleeder pipe, and described aerofluxus bleeder pipe is provided with the first ball valve；
It is additionally provided with bleeder pipe on the sidewall of described airtight discharge cavity, described bleeder pipe is provided with the second ball valve；Institute
State vacuometer to be located on the sidewall of described airtight discharge cavity；Described driving system of stepping motor is located at described airtight
The outside of discharge cavity is also electrically connected with described motor.
Further, described electrion system also includes gas tube, ventilation bottle and the 3rd ball valve, described in fill
Trachea is arranged on the sidewall of described airtight discharge cavity, and described 3rd ball valve is arranged on described gas tube, institute
The one end stating gas tube is connected with described ventilation bottle, and the other end extends to the inside of described airtight discharge cavity.
Further, described airtight discharge cavity is provided with at least one observation window, and described observation window is positioned at described close
Closing the front side of discharge cavity, rear side or above, the upper end of described airtight discharge cavity is provided with upper cover and can opening and closing.
Further, the material of described airtight discharge cavity is rustless steel.
Further, described electrion system also includes switch, described switch and described first contact switch
It is connected in parallel with the series circuit at described second contact switch place.
Further, the pressure change scope in described airtight discharge cavity is 0.1MPa-400Pa.
The present invention uses technique scheme, it is possible to achieve produce when airtight discharge cavity observes electrion
Various phenomenons.Change second support position on rail plate by motor, it is achieved Electrode it
Between pole span for the impact of electric discharge phenomena.By arranging the first contact switch and second in the second support both sides
Contact switch to control second support position on rail plate, with realize when airtight discharge cavity discharges with
Time regulation electrion probe between distance, and open airtight discharge cavity regulate electrion again without venting
Distance between probe.Therefore, compared with background technology, the present invention has research high frequency, low frequency, direct current
And difference electrion probe material, different electrion probe shape, different electrion probe spacing
The discharge mode of plasma under the conditions of Deng, also fills the various electric discharge phenomena of gas with various medium in system,
Understand the advantages such as gas discharge essence.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is that the position relationship between two-dimensional adjustment device of the present invention and the first electric discharge probe and ceramic insulation sheet shows
It is intended to；
Fig. 3 is the annexation schematic diagram between the present invention the first contact switch, the second contact switch and switch.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the electrion system of changing the flow of QI-blood pressure of the experiment in the present embodiment, it includes
Airtight discharge cavity 1, high voltage power supply 12, vacuum pump 13, vacuometer 14 and driving system of stepping motor
15；Bottom in described airtight discharge cavity 1 is provided with slidably guide rail 4；It is provided with on described slidably guide rail 4
First support 21, described first support 21 is fixed on slidably guide rail 4；Described slidably guide rail 4
Screw mandrel 27 on be provided with the second support 22 and described second support 22 be positioned at described in slidably guide rail 4 another
On one side；The first ceramics insulator 3 and it is respectively equipped with on described first support 21 and described second support 22
Two ceramics insulators 16；The upper end of described first ceramics insulator 3 is provided with two-dimensional adjustment device 20, described two dimension
Actuator 20 is provided with the first electric discharge probe 2, and described first electric discharge probe 2 and described two-dimensional adjustment device 20
Between be provided with ceramic insulation sheet 28；The upper end of described second ceramics insulator 16 is provided with the second electric discharge probe 2 '；
One end of described screw mandrel 27 is connected with motor 8, described motor 8 be positioned at described in slidably guide rail 4
It is provided with the side of described second support 22；Described motor 8 drives at described driving system of stepping motor 15
Described screw mandrel 27 can be driven under Dong to rotate, so that the distance between the second support 22 and described first support 21
Change；The both sides of described second support 22 be provided with the first contact switch 5 and the second contact switch 18 and
Between first contact switch 5 and the second contact switch 18 and described second support 22 in a distance.Institute
State the first electric discharge probe 2 and described second electric discharge probe 2 ' respectively by first wire the 7, second wire 6 and the
One high tension terminal the 11, second high tension terminal 11 ' is connected with described high voltage power supply 12, and described
One wire 7 and described second wire 6 are respectively by the first high tension terminal 11 and the second high tension terminal 11 '
It is fixed on the outer wall of described airtight discharge cavity 1；Described vacuum pump 13 is close with described by aerofluxus bleeder pipe 9
Close discharge cavity 1 to connect, described aerofluxus bleeder pipe 9 is provided with the first ball valve 10；Described airtight discharge cavity 1
Sidewall on be additionally provided with bleeder pipe 25, described bleeder pipe 25 is provided with the second ball valve 26；Described vacuum
Meter 14 is located on the sidewall relative with the first high tension terminal 11 of described airtight discharge cavity 1；Described stepping
Motor driven systems 15 is located at the outside of described airtight discharge cavity 1 and is electrically connected with described motor 8.
Described airtight discharge cavity 1 is provided with at least one observation window, and described observation window is positioned at described airtight discharge cavity
Front side, rear side or above, the upper end of described airtight discharge cavity 1 is provided with upper cover and can opening and closing.Such as,
The front side of airtight discharge cavity 1, rear side and be respectively provided with an observation window above.Can by least one observation window
With the electrion phenomenon occurred in the airtight discharge cavity of Real Time Observation 1.Described vacuometer 14 is for detection in real time
Air pressure in described airtight discharge cavity 1.Specifically, when needs are bled, open the first ball valve 10, make true
Empty pump 13 connects with airtight discharge cavity 1, when being extracted into certain pressure intensity, closes this first ball valve 10, now may be used
To observe the electric discharge phenomena in airtight discharge cavity 1.It should be noted that when airtight discharge cavity 1 need not
When bleeding, first close the first ball valve 10 and turn off vacuum pump 13, the oil backflow being possible to prevent in vacuum pump 13.
When needs pressurize in airtight discharge cavity 1, the second ball valve 26 can be opened, the most airtight discharge cavity 1 with
Atmosphere.Pressure in airtight discharge cavity 1 directly can be read by vacuometer 14, in airtight discharge cavity 1
Air pressure change scope at 0.1MPa-400PaBetween adjustable.Described driving system of stepping motor 15 is used for driving
Described motor 8.Described motor 8 is for changing the second support 22 on described rail plate 4
Position, thus realize changing the distance between the first electric discharge probe 2 and the second electric discharge probe 2 '.Described two dimension
Actuator 20 is for collimating described first electric discharge probe 2 and described second electric discharge probe 2 '.
Described first contact switch 5 and the second contact switch 18 are used for controlling described first electric discharge probe 2 and institute
State the pole span between the second electric discharge probe 2 '.Specifically, described motor 8 is passed through certainly when the second support 22
Dynamic regulate its position on rail plate 4, discharge probe 2 ' with second realizing regulation the first electric discharge probe 2
Between die opening time, in order to prevent the second electric discharge probe 2 ' from exceeding stroke and cause first to put during regulation
After electric probe 2 contacts with the second electric discharge probe 2 ', motor 8 is made to work on and burn out motor 8,
Respectively it is mounted with a contact switch in the second support 22 both sides and that they are connected on the power supply of motor 8 is defeated
Enter in circuit.When the distance regulated between the first electric discharge probe 2 and the second electric discharge probe 2 ', described first
Contact switch 5 and the second contact switch 18 are all closure states, and motor 8 can normally work；When
When two supports 22 move under the control of motor 8, meeting any one contact switch, this power supply inputs
Circuit will be switched off, thus motor 8 quits work, and reaches to protect the purpose of motor 8.
Further, as it is shown on figure 3, described electrion system also includes switching 24, described switch 24 with
The series circuit at described first contact switch 5 and described second place, contact 18 is connected in parallel.Switch 24 is set
After, when the first contact switch 5 or the second contact switch 18 are opened a way, now control switch 24 Guan Bi,
Then the power supply input circuit of motor 8 will turn on again, and driving system of stepping motor 15 is started working again,
Motor 8 can reverse and leave the first contact switch 5 or the second contact switch 18, makes the first contact switch
5 or second contact switch 18 turn on, then switch 24 automatic open circuits, with ensure the first contact switch 5 or
Second contact switch 18 can continue to control motor 8, reaches to protect the purpose of motor 8.
Further, as it is shown in figure 1, described electrion system also includes bottle the 23, the 3rd ball valve 17 of taking a breath
With gas tube 19.Described gas tube 19 is arranged on the sidewall of described airtight discharge cavity 1, described 3rd ball valve
17 are arranged on described gas tube 19, and one end of described gas tube 19 is connected with described ventilation bottle 23, another
End extends to the inside of described airtight discharge cavity 1.Wherein, ventilation bottle 23 can store non-combustible gas to be situated between
Matter, this gas medium can enter airtight discharge cavity 1 by gas tube 19.By in electrion system
Ventilation bottle 23 and gas tube 19 are set, different gas mediums can be filled with, with reality in airtight discharge cavity 1
Now study the phenomenon that the gas of different medium produces when electrion.
The material of the airtight discharge cavity 1 in above-described embodiment is rustless steel.Described aerofluxus bleeder pipe 9 and described
The material of gas tube 19 is rustless steel.
The work process of the present invention is: during electrion systematic study electrion phenomenon, first put first
Electric probe 2 and the second electric discharge probe 2 ' are fixed on two-dimensional adjustment device 20 and the second support 22, and by adjusting
First electric discharge probe 2 and the second electric discharge probe 2 ' are collimated by joint two-dimensional adjustment device 20, then put first
Electric probe 2 and the second electric discharge probe 2 ' are respectively by the first high tension terminal 11 and the second high tension terminal 11 '
It is connected with high voltage power supply 12, aerofluxus bleeder pipe 9 is connected with vacuum pump 13, and installs vacuometer
14, motor 8 is connected with driving system of stepping motor 15.Then, close airtight discharge cavity 1, beat
Opening the first ball valve 10, airtight discharge cavity 1 is bled and is changed its air pressure inside, passes through vacuum by unlatching vacuum pump 13
Meter 14 observation air pressure change situation, under certain air pressure, by the first electric discharge probe 2 and the second electric discharge probe
2 ' connect high voltage power supply 12, at this moment it is observed that the first electric discharge probe 2 and the second electric discharge probe 2 ' are put
The various phenomenons of electricity.The second support 22 can be changed at rail plate by motor 8 in discharge process
Position on 4 is to change the distance between the first electric discharge probe 2 and the second electric discharge probe 2 ', thus studies difference
Electric discharge phenomena during electrode distance.Furthermore it is also possible to it is close to change to use ventilation bottle 23 to fill some other gases
Close the gas medium in discharge cavity 1, to observe the electrion phenomenon under this gas medium.
When using above-mentioned electrion system that the various parameters in electric discharge are measured, following feelings can be studied
Electrion phenomenon under condition: the first, when pressure is continually changing, puts the first electric discharge probe 2 and second
The electric probe 2 ' electric discharge phenomena under various pressure measure.Second, drive screw mandrel by motor 8
27 rotations make the second support 22 move change electrode spacing, to realize the corresponding relation measuring voltage with spacing；
3rd, by changing the first electric discharge probe 2 and the electrode material of the second electric discharge probe 2 ' or shape, with research
The electrode material impact on gas ignition voltage；4th, by changing the voltage type of high voltage power supply 12, with
Electric discharge phenomena under realization DC condition, under low-frequency power, under high frequency electric source.5th, by
One ball valve 10 is closed, and opening the 3rd ball valve 17 can also be inflated airtight discharge cavity 1, thus changes
Gas medium in airtight discharge cavity 1, by electrion, observes the electric discharge detected under this gas medium
Phenomenon；6th, this electrion system can to gas discharge plasma oscillating characteristic under different air pressure,
Electron density and temperature range and the frequency of oscillation etc. of plasma are studied.
This electrion system, in laboratory, studies each of electrion process in the way of by experiment
Plant electrion phenomenon.
Claims (6)
1. the experiment electrion system of changing the flow of QI-blood pressure, it is characterised in that include airtight discharge cavity (1),
High voltage power supply (12), vacuum pump (13), vacuometer (14) and driving system of stepping motor (15)；
Bottom in described airtight discharge cavity (1) is provided with slidably guide rail (4)；On described slidably guide rail (4)
Be provided with the first support (21), described first support (21) be fixed on described in slidably guide rail (4) one
Limit；The second support (22) and described second it is provided with on the screw mandrel (27) of described slidably guide rail (4)
Frame (22) be positioned at described in the another side of slidably guide rail (4)；Described first support (21) and described second
The first ceramics insulator (3) and the second ceramics insulator (16) it is respectively equipped with on support (22)；Described
The upper end of one ceramics insulator (3) is provided with two-dimensional adjustment device (20), and described two-dimensional adjustment device (20) sets
Have between the first electric discharge probe (2), and described first electric discharge probe (2) and described two-dimensional adjustment device (20)
It is provided with ceramic insulation sheet (28)；The upper end of described second ceramics insulator (16) is provided with the second electric discharge probe (2 ')；
One end of described screw mandrel (27) is connected with motor (8), described motor (8) be positioned at described can
Rail plate (4) is provided with the side of described second support (22)；The both sides of described second support (22) are provided with
First contact switch (5) and the second contact switch (18)；Described first electric discharge probe (2) and described second
Electric discharge probe (2 ') is respectively by the first wire (7) and the second wire (6) and described high voltage power supply (12)
Connect, and described first wire (7) and described second wire (6) are respectively by the first high tension terminal (11)
With on the outer wall that the second high tension terminal (11 ') is fixed on described airtight discharge cavity (1)；Described vacuum pump (13)
It is connected with described airtight discharge cavity (1) by aerofluxus bleeder pipe (9), described aerofluxus bleeder pipe (9) sets
It is equipped with the first ball valve (10)；It is additionally provided with bleeder pipe (25), institute on the sidewall of described airtight discharge cavity (1)
State and on bleeder pipe (25), be provided with the second ball valve (26)；Described vacuometer (14) is located at described airtight electric discharge
On the sidewall in chamber (1)；Described driving system of stepping motor (15) is located at described airtight discharge cavity (1)
Outside is also electrically connected with described motor (8).
Electrion system the most according to claim 1, it is characterised in that described electrion system
Also including gas tube (19), ventilation bottle (23) and the 3rd ball valve (17), described gas tube (19) is arranged
On the sidewall of described airtight discharge cavity (1), described 3rd ball valve (17) is arranged at described gas tube (19)
On, one end of described gas tube (19) is connected with described ventilation bottle (23), and the other end extends to described close
Close the inside of discharge cavity (1).
Electrion system the most according to claim 1, it is characterised in that described airtight discharge cavity (1)
Being provided with at least one observation window, described observation window is positioned at the front side of described airtight discharge cavity, rear side or above,
The upper end of described airtight discharge cavity (1) is provided with upper cover and can opening and closing.
Electrion system the most according to claim 1, it is characterised in that described airtight discharge cavity (1)
Material be rustless steel.
Electrion system the most according to claim 1, it is characterised in that it also includes switching (24),
Described switch (24) and described first contact switch (5) and the string at described second contact switch (18) place
Connection circuit in parallel connects.
6. according to the electrion system described in claim 1,2,3,4 or 5, it is characterised in that institute
The pressure change scope in airtight discharge cavity (1) of stating is 0.1MPa-400Pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610364629.3A CN105869485A (en) | 2016-05-26 | 2016-05-26 | Variable-gas-pressure high-pressure discharge system for experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610364629.3A CN105869485A (en) | 2016-05-26 | 2016-05-26 | Variable-gas-pressure high-pressure discharge system for experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105869485A true CN105869485A (en) | 2016-08-17 |
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ID=56641472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610364629.3A Pending CN105869485A (en) | 2016-05-26 | 2016-05-26 | Variable-gas-pressure high-pressure discharge system for experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105869485A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600901A (en) * | 2018-11-13 | 2019-04-09 | 华中科技大学 | A method of reducing discharge breakdown voltage in liquid medium |
| CN111965470A (en) * | 2020-09-14 | 2020-11-20 | 珠海格力电器股份有限公司 | Movable multifunctional laboratory and air-conditioning laboratory |
-
2016
- 2016-05-26 CN CN201610364629.3A patent/CN105869485A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109600901A (en) * | 2018-11-13 | 2019-04-09 | 华中科技大学 | A method of reducing discharge breakdown voltage in liquid medium |
| CN109600901B (en) * | 2018-11-13 | 2020-06-30 | 华中科技大学 | Method for reducing discharge breakdown voltage in liquid medium |
| CN111965470A (en) * | 2020-09-14 | 2020-11-20 | 珠海格力电器股份有限公司 | Movable multifunctional laboratory and air-conditioning laboratory |
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Application publication date: 20160817 |