CN107589215A - A kind of visual static discharge ignites high-pressure installation - Google Patents
A kind of visual static discharge ignites high-pressure installation Download PDFInfo
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- CN107589215A CN107589215A CN201710901243.6A CN201710901243A CN107589215A CN 107589215 A CN107589215 A CN 107589215A CN 201710901243 A CN201710901243 A CN 201710901243A CN 107589215 A CN107589215 A CN 107589215A
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- electrode
- tank body
- built
- side wall
- static discharge
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- 230000003068 static effect Effects 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 title claims abstract description 15
- 230000000007 visual effect Effects 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 230000000740 bleeding effect Effects 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 230000002265 prevention Effects 0.000 claims description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000003063 flame retardant Substances 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 6
- 239000000523 sample Substances 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000004926 polymethyl methacrylate Substances 0.000 description 4
- 229920005479 Lucite® Polymers 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229920005439 Perspex® Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
Ignited high-pressure installation the invention discloses a kind of visual static discharge, including tank body, top cover, and it is arranged on the insulation article carrying platform of tank base and the first built-in electrode, the second built-in electrode that are fixed on article carrying platform, the tank body is formed by bottom plate and side wall bonding, the side wall is provided with the first access electrode, the second access electrode on the lower, upper to be provided with air bleeding valve, the top cover is provided with stop valve, intake valve and pressure gauge.Energy visible observation of the invention is easy to analysis during hybaroxia, burnt as caused by static discharge blast accident mechanism and rule to the complete experiment process of the static discharge burning of material under pure oxygen in high pressure environment.
Description
Technical field
Ignite field the invention belongs to static discharge, ignited high-pressure installation more particularly to a kind of visual static discharge.
Background technology
During hybaroxia, it some times happens that the fire as caused by static discharge, blast accident, aerobic process is one
The environment of individual high pressure, pure oxygen, current domestic few height that can be ignited with the static discharge of material under simulated high-pressure pure oxygen environment
Pressure device, existing high-pressure bottle are used for realizing memory function more, are difficult to change for doing pure oxygen in high pressure static discharge combustion experiment
Make and dangerous high, and most of high-pressure bottle is made of metal material and the shortcomings that being difficult to observation be present.
The content of the invention
In place of the present invention is overcomes the shortcomings of the prior art, there is provided a kind of reasonable in design, safe and reliable visual quiet
Discharge of electricity is ignited high-pressure installation, to can the complete experiment burnt to the static discharge of material under pure oxygen in high pressure environment of visible observation
Process, it is easy to analysis during hybaroxia, burnt as caused by static discharge blast accident mechanism and rule.
The technical solution adopted in the present invention is as follows:
A kind of visual static discharge of the present invention being structurally characterized in that for high-pressure installation of igniting sets a tank body;The tank body be by
Side wall and bottom plate bonding are formed, and insulation article carrying platform is provided with the bottom plate of the tank base;Put down in the insulation loading
The first built-in electrode and the second built-in electrode are provided with platform, is set on the top of first built-in electrode and the second built-in electrode
It is equipped with detachable copper geometrical clamp;
Air bleeding valve is provided with the side wall above the tank body, setting is extended through in the side wall below the tank body
There are the first access electrode and the second access electrode;The first access electrode and the second access electrode are towards the one of tank interior
End is connected by the first metal wire and the second metal wire with the end of first built-in electrode and the second built-in electrode respectively;
The first access electrode and the second access electrode are towards the positive electricity with exterior static generator respectively of one end outside tank body
Pole is connected with earth terminal;
It is husky that one layer of fire prevention isolation is equipped with the bottom of the tank body, the fire prevention isolation sand is completely covered the insulation and carried
Thing platform, the first access electrode, the second access electrode, first metal wire and the second metal wire, and expose described
The top of first built-in electrode and the second built-in electrode;
Stretch out in the side wall at the top of the tank body and be provided with marginal texture;Top is provided with the top of the tank body
Lid;The top cover matches with the marginal texture;Stop valve, intake valve and pressure gauge are respectively equipped with the top cover;
Multiple drawings are uniformly provided through at one week between the top cover and bottom plate and close to the medial surface of the side wall
Bar;The both ends of the pull bar are external thread structure, and are fixed in the Outboard Sections of the top cover and bottom plate by nut.
Visual static discharge of the present invention ignite high-pressure installation the characteristics of lie also in, the tank body and the top cover are equal
It is made up of the fire prevention level transparent organic glass that has flame retardant treatment of the thickness not less than mm.
O-shaped neck is provided with the top of the tank body, O-shaped rubber seal is placed with the O-shaped neck.
Retainer ring is provided with the pull bar, is close to the stationary annular between the pull bar and the side wall
Structure.
The intake valve is three-way air valve, wherein the first air inlet, as oxygen air inlet, the second air inlet is as nitrogen
Air inlet.
Compared with the prior art, the beneficial effects of the invention are as follows:
The present invention, as tank body and top cover, can be observed directly complete in device using fire prevention level clear perspex material
Experimental phenomena, it is easy to observe, records whole experiment process, the complete combustion case for observing sample in device directly perceived;Operation
Simply, flexibility is strong, easy to loading and unloading, possesses good interchangeability;While reducing cost and ensure that air-tightness, increase
Safety and reliability in operating process and the course of work;During research hybaroxia, as caused by static discharge
Burning blast accident mechanism and rule provide technology help.
Brief description of the drawings
Fig. 1 is the overall structure diagram of apparatus of the present invention;
Fig. 2 is the structural representation of top cover upper inlet valve of the present invention;
Fig. 3 is the top view of apparatus of the present invention;
Label in figure:1st, tank body;2nd, top cover;3rd, insulate article carrying platform;4th, the first built-in electrode;5th, the second built-in electrode;
6th, side wall;7th, bottom plate;8th, the first access electrode;9th, the second access electrode;10th, air bleeding valve;11st, stop valve;12nd, intake valve;13、
Pressure gauge;14th, pull bar;15th, marginal texture;16th, the first metal wire;17th, the second metal wire;18th, O-shaped rubber seal;19th, spiral shell
It is female;20th, retainer ring;21st, geometrical clamp;22nd, fire prevention isolation is husky;23rd, the first air inlet;24th, the second air inlet.
Embodiment
In the present embodiment, as shown in figure 1, a kind of visual static discharge ignites, high-pressure installation is to be used to probe into hybaroxia
During, burnt as caused by electrostatic blast accident mechanism and rule.The device is to set a tank body 1;Tank body 1 is by side wall 6
Formed with the bonding of bottom plate 7, be provided with the bottom plate 7 of the bottom of tank body 1 and carried using the detachable insulation of epoxide resin material
Thing platform 3;Be provided with insulation article carrying platform 3 by welding manner be metal copper material the first built-in electrode 4 and the
Two built-in electrodes 5, detachable copper geometrical clamp 21 is provided with the top of the first built-in electrode 4 and the second built-in electrode 5,
The top of geometrical clamp 21 is all conical tip, can select directly to be put with built-in electrode according to sample shape or other test requirements documents
Electricity discharges after being fixed by geometrical clamp 21, can conveniently fixed sample, and arbitrarily adjust sparking electrode by copper geometrical clamp 21
Spacing.
Air bleeding valve 10 is provided with side wall 6 above tank body 1, extends through and is provided with the side wall 6 below tank body 1
First access electrode 8 and second accesses electrode 9;In specific implementation, the first access electrode 8, second accesses electrode 9 and is more than for length
The screw of the stainless steel of the wall thickness of side wall 6, is threaded into side wall 6, and the first access electrode 8 and second accesses electrode 9 and existed
Towards one end inside tank body 1 respectively by the first metal wire 16 and the second metal wire 17 and the first built-in electrode 4 and second
The end for putting electrode 5 is connected;Wherein, access electrode the inner surface of side wall 6 by nut respectively with the first metal wire 16, second
Metal wire 17 is fixedly connected, i.e., metal wire is fixed with access electrode connection, and metal wire is with built-in electrode junction
Wound form is detachably connected, and can arbitrarily release connection, so that insulation article carrying platform 3 can take out tank body 1, will treat that test product is mounted in
The bottom of tank body 1 is placed into after at built-in electrode on insulation article carrying platform 3, opertions engineering is eased quick.First access electricity
Pole 8 and second access electrode 9 towards one end tank body 1 outside respectively by the positive electrode of nut and exterior static generator and
Earth terminal is connected;External electrostatic generator is switched capacitances discharge and recharge electrostatic generator, can be by adjusting electrostatic generator
In electric capacity and discharge voltage adjust discharge energy, can meet different experiment needs.
One layer of fire prevention isolation sand 22 is equipped with the bottom of tank body 1, fire prevention isolation is husky to use quartzy fine sand, can prevent from firing
The very high particle of temperature directly drops to bottom plate 7 after burning, makes bottom plate 7 impaired, and insulation article carrying platform is completely covered in fire prevention isolation sand 22
3rd, the first access electrode 8, second accesses electrode 9, the first metal wire 16 and the second metal wire 17, and exposes the first built-in electrode
4 and second built-in electrode 5 top;To prevent that residue drops down onto the bottom of tank body 1 after sample combustion, ensures the safety using process
Property, access electrode set location isolates husky top layer less than fire prevention, such a configuration reduce cost, at the same install and change facilitate it is fast
It is prompt.
In the present embodiment, all electrodes and metal wire are made of copper product, because metallic copper is the good conductor of electricity,
It reacts under pure oxygen environment with oxygen can form the oxide-film of densification, nonflammable.
Stretch out in the side wall 6 at the top of tank body 1 and be provided with marginal texture 15;The top of tank body 1 is provided with top cover
2;Top cover 2 is equal with the external diameter of marginal texture 15;The size having more is to reserve the position that pull bar 14 passes through.And top cover 2 and bottom
The outside dimension of plate 7 is equal and is all higher than the external diameter of side wall 6, as shown in figure 3, being respectively equipped with stop valve 11, intake valve 12 on top cover 2
With pressure gauge 13;It is possible that when gases are heated, they expand phenomenon in container after being burnt due to test item, the stop valve 11 on top cover 2
Exported as emergent explosion, in the present embodiment, experiment work air pressure is 1.7MPa, and the cut-off air pressure of stop valve 11 is arranged to
1.9MPa, when the notable rise phenomenon of air pressure occurs after sample combustion, when air pressure is due to burning more than 1.9MPa in container, end
Valve 11 is worked, while the second air inlet 24 of intake valve 12 is opened, and nitrogen is poured into container, with the security of guarantee test.
As shown in Fig. 2 intake valve 12 is three-way air valve, wherein the first air inlet 23 is used as oxygen air inlet, for appearance
Filling oxygen in device, working in normal inflation, closed after being charged to required air pressure, the second air inlet 24 is used as nitrogen inlet,
Do not work under normal condition, worked when uncontrollable combustion phenomena occurs, to play fire extinguishing function, ensure the safety using process
Property.
Multiple pull bars 14 are uniformly provided through at one week between top cover 2 and bottom plate 7 and close to the medial surface of side wall 6;
4 pull bars are provided with the present embodiment, are needed that quantity can also be brought up to 6 or 8 according to pressure-bearing in device, pull bar 14
Both ends be external thread structure, and fixed in the Outboard Sections of top cover 2 and bottom plate 7 by nut 19, installation and convenient disassembly.
In specific implementation, tank body 1 is transparent organic not less than the 20mm fire prevention level for having flame retardant treatment by thickness with top cover 2
Glass is made, and so as to directly observe experimental phenomena in the high-pressure bottle, is easy to observe, records whole experiment process, overcome
Existing high-pressure test device is difficult to the shortcomings that observation.Because the lucite is that having for fire retardant is added in manufacturing process
The fire prevention level lucite of flame retardant effect, it can prevent during experiment because spark splashes the burning that side wall 6 causes device.
It is 260mm to the present embodiment internal diameter, interior a height of 240mm, wall thickness 20mm device carry out voltage-withstand test and measured, and this visual electrostatic is put
Electricity ignite high-pressure installation tolerance pressure be 2MPa.According to tank body size, testing pressure needs or other requirements can change wall thickness.
O-shaped neck is provided with the top of tank body 1, O-shaped rubber seal 18 is placed with O-shaped neck, can be to the He of top cover 2
Tank body 1 is sealed, to improve the air-tightness of high-pressure bottle.
In the outer surface of side wall 6 with being provided with retainer ring 20 in 14 same vertical direction of pull bar, retainer ring 20 employs and tank
The consistent lucite material of body 1 is fixed on the centre position of side wall 6 by gluing mode, by retainer ring 20, can make drawing
Bar 14 is tightly attached to the outside of side wall 6, gives tank body 1 one inward pressures, and retainer ring 20 is arranged on outer surface and is used in dismounting
Vising pull bar 14 prevents what pull bar 14 from rocking, and pull bar 14 is gone through from retainer ring 20.Pull bar 14 is formed with retainer ring 20
It is close to structure between side wall 6, so as to strengthen the bearing strength of tank body 1, while the pull bar 14 when top cover 2 is in disassembly status
It can remain stationary as, operation is more convenient.
During using the device, first insulation article carrying platform 3 is taken out, will treat that test product is fixed on built-in electrode, insulation is carried
The platform of thing 3 is placed on the bottom of tank body 1, then connects metal wire and built-in electrode, connection access electrode and electrostatic generator, will be anti-
Fire screen covers insulation loading 3 platform, metal wire and external electrode from sand 22, exposes built-in electrode, then top cover 2,
Fixed with pull bar 14, after the completion of sealing, external electrostatic generator electric discharge after required air pressure is inflated into device, is put by change
Electric flux, electrostatic ignition behavior of the observation test item under pure oxygen in high pressure environment.
Claims (5)
- The high-pressure installation 1. a kind of visual static discharge ignites, it is characterized in that setting a tank body (1);The tank body (1) is by side wall (6) formed with bottom plate (7) bonding, insulation article carrying platform (3) is provided with the bottom plate (7) of the tank body (1) bottom;Described The first built-in electrode (4) and the second built-in electrode (5) are provided with insulation article carrying platform (3), in first built-in electrode (4) The top of second built-in electrode (5) is provided with detachable copper geometrical clamp (21);Air bleeding valve (10) is provided with side wall (6) above the tank body (1), in the side wall (6) below the tank body (1) Extend through and be provided with the first access electrode (8) and the second access electrode (9);The first access electrode (8) and the second access Electrode (9) is passing through the first metal wire (16) and the second metal wire (17) and described the respectively towards the internal one end of tank body (1) One built-in electrode (4) is connected with the end of the second built-in electrode (5);The first access electrode (8) and the second access electrode (9) it is connected respectively with the positive electrode and earth terminal of exterior static generator towards the outside one end of tank body (1);It is husky (22) that one layer of fire prevention isolation is equipped with the bottom of the tank body (1), the fire prevention isolates husky (22) and institute is completely covered State insulation article carrying platform (3), the first access electrode (8), the second access electrode (9), first metal wire (16) and the Two metal wires (17), and expose the top of first built-in electrode (4) and the second built-in electrode (5);Stretch out in side wall (6) at the top of the tank body (1) and be provided with marginal texture (15);On the top of the tank body (1) Portion is provided with top cover (2);The top cover (2) matches with the marginal texture (15);It is respectively equipped with and cuts on the top cover (2) Only valve (11), intake valve (12) and pressure gauge (13);Uniformly it is provided through at one week between the top cover (2) and bottom plate (7) and close to the medial surface of the side wall (6) Multiple pull bars (14);The both ends of the pull bar (14) are external thread structure, and in the outside portion of the top cover (2) and bottom plate (7) Divide fixed by nut (19).
- The high-pressure installation 2. visual static discharge according to claim 1 ignites, it is characterised in that the tank body (1) and institute Top cover (2) is stated to be made by the fire prevention level transparent organic glass that has flame retardant treatment of the thickness not less than 20mm.
- The high-pressure installation 3. visual static discharge according to claim 1 ignites, it is characterised in that in the tank body (1) Top is provided with O-shaped neck, and O-shaped rubber seal (18) is placed with the O-shaped neck.
- The high-pressure installation 4. visual static discharge according to claim 1 ignites, it is characterised in that on the pull bar (14) Retainer ring (20) is provided with, is formed with the retainer ring (20) between the pull bar (14) and the side wall (6) and is close to structure.
- The high-pressure installation 5. visual static discharge according to claim 1 ignites, it is characterised in that the intake valve (12) is Three-way air valve, wherein the first air inlet (23) is used as oxygen air inlet, the second air inlet (24) is used as nitrogen inlet.
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CN201710901243.6A CN107589215A (en) | 2017-09-28 | 2017-09-28 | A kind of visual static discharge ignites high-pressure installation |
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CN201710901243.6A CN107589215A (en) | 2017-09-28 | 2017-09-28 | A kind of visual static discharge ignites high-pressure installation |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109188136A (en) * | 2018-09-07 | 2019-01-11 | 合肥依科普工业设备有限公司 | Static characteristic experimental system |
CN109991228A (en) * | 2019-03-13 | 2019-07-09 | 华中科技大学 | A kind of visual pressurization discrete particle kinetics experimental system |
CN112573450A (en) * | 2020-12-04 | 2021-03-30 | 霍前进 | Safety device that municipal administration electrical engineering used |
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CN109991228A (en) * | 2019-03-13 | 2019-07-09 | 华中科技大学 | A kind of visual pressurization discrete particle kinetics experimental system |
CN112573450A (en) * | 2020-12-04 | 2021-03-30 | 霍前进 | Safety device that municipal administration electrical engineering used |
CN112573450B (en) * | 2020-12-04 | 2022-04-05 | 霍前进 | Safety device that municipal administration electrical engineering used |
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