CN205811275U - A kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing - Google Patents
A kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing Download PDFInfo
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- CN205811275U CN205811275U CN201620312312.0U CN201620312312U CN205811275U CN 205811275 U CN205811275 U CN 205811275U CN 201620312312 U CN201620312312 U CN 201620312312U CN 205811275 U CN205811275 U CN 205811275U
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Abstract
The utility model discloses a kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, including: element installs case, lower installation board, upper mounting plate, transparent insulation cylinder, lower semisphere electrode, episphere electrode, blower fan apparatus, shooting unit, wireless communication unit.This utility model forms semi-enclosed structure transparent with machine glass infuser to the main discharge gap of sphere gap switch by using, and eliminates the harmful effect that electric discharge is caused by main discharge gap vertical direction, and does not affect the observation to discharge process；By using episphere electrode and lower semisphere electrode, on the basis of traditional global sphere gap switch, reduce volume of switch；By being arranged in lower semisphere electrode by trigger electrode, increase the triggering degree of depth of sphere gap switch, improve running voltage and the operating frequency of switch；Lucite cylinder can reduce the volume of switch to a certain extent simultaneously as the insulating supporting of episphere electrode；Discharge process can be watched by many people safety long-distance simultaneously.
Description
Technical field
This utility model relates to switching technique field, can the semi-enclosed electric discharge of remote reviewing can control ball particularly to a kind of
Gap switchs.
Background technology
Emerging electronic power switch cut-offs speed soon due to it, and conduction voltage drop is little, without advantages such as switching noises, by more
More it is widely applied, but owing to being limited by drop-out voltage and conducting electric current, it is impossible to it is applied to high voltage, big electric current neck
Territory, thus still use traditional ball gap as the main electric switch of whole test loop in high voltage, big current domain.Consider
To the impact on ball gap connecting-disconnecting function of the recovery characteristics of gas discharge, existing most sphere gap switches have been made and have been facilitated gas
The Open architecture of flowing.There is following problem in this sphere gap switch structure: one is perpendicular to the lateral of ball discharge gap
Air flowing can increase the discharge dispersity of sphere gap switch during sphere gap switch will puncture, in sphere gap switch conducting
During be likely to change the shape of electric arc, even result in paradoxical discharge, thus increase the difficulty that electric discharge is controlled；Two be in order to
Prevent the object interaction of ball gap electrode and surrounding, need when open sphere gap switch is in product to protect with surrounding components and parts
Hold bigger safe distance, thus have influence on the size that overall product is long-pending, reduce the portability of product, i.e. mobility；Three
It is to trigger the degree of depth (under certain sphere gap, natural breakdown voltage value and the ratio triggering breakdown voltage value) not；Four is due to air
The recovery of insulation needs the regular hour, it is impossible to rapidly switch off；Five is that discharge process is difficult to be observed by many people simultaneously.Cause
This, it is the most necessary for developing a set of novel sphere gap switch.
Summary of the invention
In order to the controlled sphere gap switch that solves to discharge in prior art trigger the degree of depth not, can not rapidly switch off, discharge controlled
Property poor, be difficult to be carried out by many people the problems such as observation simultaneously, this utility model embodiment provide a kind of can half envelope of remote reviewing
The enclosed controlled sphere gap switch of electric discharge.Described technical scheme is as follows:
This utility model embodiment provide a kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, including:
The upper mounting plate that element installation case, the lower installation board being arranged on described element installation case are oppositely arranged with described lower installation board,
And the transparent insulation cylinder being arranged between described lower installation board and described upper mounting plate,
Described sphere gap switch also includes the lower semisphere electrode being arranged on described lower installation board and is arranged on described upper peace
Filling the episphere electrode on plate, described lower semisphere electrode and described episphere electrode are all housed in described transparent insulation cylinder, institute
Stating episphere electrode and have upper half sphere, described lower semisphere electrode has the lower half sphere being oppositely arranged with described upper half sphere,
Gap between described lower semisphere electrode and described episphere electrode is adjustable,
Described lower semisphere electrode is provided with trigger electrode, and described trigger electrode includes triggering needle electrode and being set in described triggering
Porcelain tube outside needle electrode, described triggering needle electrode and one end of described porcelain tube all extend and all with described to described episphere electrode
Lower half sphere flushes, and the end face that described triggering needle electrode and described porcelain tube flush has and is positioned at described triggering needle electrode and described
Triggered gap between porcelain tube, has an airtight gas channel outside described triggering needle electrode, air passes through described gas channel
The electric arc formed in described triggered gap is blowed to described main gap to reduce breakdown voltage, thus deepens the triggering degree of depth,
Described element accommodates useful in triggering the triggering device that described trigger electrode discharges in installing case,
Described sphere gap switch also includes the blower fan apparatus being arranged on described lower installation board, and described lower installation board offers
Air vent corresponding with described blower fan apparatus,
Described sphere gap switch also includes for shooting described lower semisphere electrode and described upper half through described transparent insulation cylinder
The shooting unit docking space of ball electrode and the wireless communication unit electrically connected with described shooting unit.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described shooting unit
The mounting seat that including photographic head, is fixed on described upper mounting plate and being connected between described mounting seat and described photographic head
Can curve long-armed,
Described wireless communication unit is bluetooth communication or WIFI wireless data communication module.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described transparent insulation
Cylinder is removably mounted between described lower installation board and described upper mounting plate.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described lower installation board
On offer the first placing trough, described upper mounting plate offers the second placing trough, the two ends of described transparent insulation cylinder are put respectively
Put in described first placing trough and described second placing trough.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described lower semisphere electricity
Pole is movably mounted on described lower installation board, and described episphere electrode is fixedly mounted on described upper mounting plate.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described element is installed
Also accommodate the drive mechanism of position for regulating described lower semisphere electrode in case, and be used for detecting described lower semisphere electrode
The displacement transducer of position,
Offering through hole on described lower installation board, described lower semisphere electrode passes through a rotating shaft and is fixedly mounted on described lower peace
Described drive mechanism on dress plate is connected, and described rotating shaft is through described through hole.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described upper mounting plate
On be provided with relative with described episphere electrode and for for the pressure-equalizing device of high-voltage connection.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described element is installed
Case is provided with castor away from one end of described lower installation board.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described triggering device
For pulse transformer.
Described in the utility model can be in the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, described triggering pin electricity
Extremely rustless steel product, described episphere electrode and described lower semisphere electrode are copper electrode.
The technical scheme that this utility model embodiment provides has the benefit that
Transparent with machine glass infuser, the main discharge gap of sphere gap switch is formed semi-enclosed structure by using, eliminate
The harmful effect that electric discharge is caused by main discharge gap vertical direction, and do not affect the observation to discharge process；Lucite cylinder
Insulating supporting simultaneously as episphere electrode can reduce the volume of switch to a certain extent；Owing to upper mounting plate is for open
Formula structure, four fans on lower installation board can form the stronger air flowing being parallel to main discharge gap direction, thus
The recovery characteristics that in guarantee main gap, air is good；The sphere gap switch being provided with castor is provided with bigger portability；By adopting
With episphere electrode and lower semisphere electrode, on the basis of traditional global sphere gap switch, reduce volume of switch；By touching
Send out pole to be arranged in lower semisphere electrode, increase the triggering degree of depth of sphere gap switch, improve running voltage and the work frequency of switch
Rate, is carried out the main discharge gap surrounding space of sphere gap switch additionally, due to be provided with shooting unit through transparent insulation cylinder
Shooting and and carry out wireless data transmission by wireless communication unit, can episphere electrode and lower semisphere electrode generation electric arc
Carry out video capture and record during electric discharge, observe for many people safety long-distance simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, required in embodiment being described below
Accompanying drawing to be used is briefly described, it should be apparent that, the accompanying drawing in describing below is only realities more of the present utility model
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 be that this utility model embodiment provides a kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing
Structural representation；
Fig. 2 is the one upper and lower hemisphere electrode structure schematic diagram that this utility model embodiment provides；
Fig. 3 is the top view of a kind of lower installation board that this utility model embodiment provides；
Fig. 4 is the front view of a kind of lower installation board that this utility model embodiment provides；
Fig. 5 is the top view of a kind of upper mounting plate that this utility model embodiment provides；
Fig. 6 is the front view of a kind of upper mounting plate that this utility model embodiment provides.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
Embodiment
This utility model embodiment provide a kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, see figure
1, including: element installs case 1, lower installation board 2, upper mounting plate 3, transparent insulation cylinder 4, lower semisphere electrode 5, episphere electrode 6, wind
Machine 7.Wherein, lower installation board 2 is arranged on element and installs on case 1, and upper mounting plate 3 is oppositely arranged with lower installation board 2, transparent absolutely
Edge cylinder 4 is arranged between upper mounting plate 3 and lower installation board 2.This transparent insulation cylinder 4 is used for completely cutting off outer bound pair lower semisphere electrode 5 He
The impact of electrical discharge arc between episphere electrode 6.
Seeing Fig. 2, lower semisphere electrode 5 and episphere electrode 6 to be all housed in transparent insulation cylinder 4, episphere electrode 6 has
Upper half sphere 601, lower semisphere electrode 5 has a lower half sphere 501 being oppositely arranged with upper half sphere 601, lower semisphere electrode 5 and upper
Gap between hemisphere electrode 6 is adjustable, owing to the gap between lower semisphere electrode 5 and episphere electrode 6 is adjustable, thus real
Now different voltages are cut-off.Traditional sphere gap switch uses Global structure, determines electric field point between ball when normal work
Cloth is the hemisphere curved surface of two ball relative directions, and unrelated with two opposing hemisphere faces, thus this utility model sphere gap switch
Use upper and lower two hemisphere electrodes, considerably reduce volume.
Seeing Fig. 2, lower semisphere electrode 5 is provided with trigger electrode, and this trigger electrode includes triggering needle electrode 53 and being set in tactile
Porcelain tube 54 outside hairpin electrode 53, triggers needle electrode 53 and all extends to episphere electrode 6 with one end of porcelain tube 54 and equal and lower half
Sphere 501 flushes, and the end face that triggering needle electrode 53 and porcelain tube 54 flush has and is triggering between needle electrode 53 and porcelain tube 54
Triggered gap, trigger outside needle electrode 53 and there is an airtight gas channel (not indicating in accompanying drawing), air passes through gas channel
The electric arc formed in triggered gap is blowed to main gap to reduce breakdown voltage, thus deepen to trigger the degree of depth.Add triggering deep
Degree, and then improve running voltage and the frequency of sphere gap switch.In actual applications, triggering needle electrode 53 can be rustless steel system
Part, episphere electrode 6 and lower semisphere electrode 5 can be all copper electrode.
Element accommodates useful in triggering the triggering device (not indicating in accompanying drawing) that trigger electrode discharges, this triggering in installing case 1
Device is preferably pulse transformer, and this pulse transformer is connected with the trigger electrode in lower semisphere electrode 5.
Seeing Fig. 1, this sphere gap switch also includes for shooting lower semisphere electrode 5 and episphere electricity through transparent insulation cylinder 4
The shooting unit 11 in the docking space (i.e. space between lower semisphere electrode 5 and episphere electrode 6) of pole 6 and with shooting unit 11
The wireless communication unit 12 of electrical connection.When producing electric discharge phenomena between lower semisphere electrode 5 and episphere electrode 6, shoot unit
11 can be recorded electric discharge video and be gone out by this transmission of video by wireless communication unit 12, the most online remotely for many people
Safety viewing.
Seeing Fig. 3, blower fan apparatus 7 is arranged on lower installation board 2, and offers corresponding to blower fan apparatus at lower installation board 2
Air vent 21, blower fan apparatus 7 is just arranged by air vent 21.In the present embodiment, blower fan apparatus 7 is fan, it is possible to understand that
, blower fan apparatus 7 can also be that some other can produce the device of air-flow.Specifically, lower installation board 2 offers multiple
For installing the assembling hole 24 of blower fan apparatus 7, it is preferable that be provided with 4 blower fan apparatus on lower installation board 2, correspondingly,
Offering 4 air vents 21 on lower installation board 2, the air-flow of blower fan apparatus 7 is entered in transparent insulation cylinder 4 by air vent 21.
It addition, be further opened with multiple for lower installation board 2 being arranged on the first screw hole on element installation case 1 on lower installation board 2
23, lower installation board 2 is arranged on element by screw and installs on case 1.
Specifically, seeing Fig. 1, shooting unit 11 can include photographic head 111, the mounting seat being fixed on upper mounting plate 3
112 and be connected between mounting seat 112 and photographic head 111 curve long-armed 113, wireless communication unit 12 can be bluetooth
Communication module or WIFI wireless data communication module.
In the present embodiment, wireless communication unit 12 can be prepared as a less chip and is arranged on photographic head 111,
Can also be arranged on as shown in Fig. 1 in mounting seat 112, merely illustrative in Fig. 1, it is not intended as wireless communication unit 12 installation position
The restriction put.
Further, for the ease of the cleaning of transparent insulation cylinder 4 inner surface, in the present embodiment, transparent insulation cylinder 4 is removable
It is arranged on unloading between lower installation board 2 and upper mounting plate 3.Specifically, such as Fig. 4 and as shown in Figure 6, lower installation board 2 is offered
Having the first placing trough 201, offer the second placing trough 301 on upper mounting plate 3, the two ends of transparent insulation cylinder 4 are individually positioned in
In first placing trough 201 and the second placing trough 301.The cross section of this transparent insulation cylinder 4 can be square can also be circular, also
Can be other any shape, correspondingly, the cross section of the first placing trough 201 and the second placing trough 301 can make square also may be used
To be circle, it is also possible to be other any shape.In the present embodiment, transparent insulation cylinder 4 is preferably cylinder, correspondingly, first
The cross section of placing trough 201 and the second placing trough 301 is circular.It is understood that transparent insulation cylinder 4 can also pass through screw thread
The detachable mounting means such as installation is arranged between lower installation board 2 and upper mounting plate 3.
Specifically, the relative position between lower semisphere electrode 5 and episphere electrode 6 is adjustable, to this end, by lower semisphere electricity
Pole 5 is movably mounted on lower installation board 2, and episphere electrode 6 is fixedly mounted on upper mounting plate 3, by regulation lower semisphere
The position of electrode 5 regulates the distance between lower semisphere electrode 5 and episphere electrode 6.
Further, element installs in case 1 that also to accommodate the drive mechanism of the position for regulating lower semisphere electrode 5 (attached
Figure does not indicates), and for detecting the displacement transducer (not indicating in accompanying drawing) of the position of lower semisphere electrode 5, drive mechanism
How concrete the most how transmission and displacement sensing implement body position is prior art, and no further details to be given herein.At the present embodiment
In, seeing Fig. 3, lower installation board 2 offers through hole 22, lower semisphere electrode 5 passes through rotating shaft 8 and is fixedly mounted on lower installation board
Drive mechanism on 2 is connected, and rotating shaft 8 is through through hole 22.Therefore, by the drive mechanism i.e. position of scalable lower semisphere electrode 5
Put, i.e. scalable lower semisphere electrode 5 and the distance of episphere electrode 6.
Specifically, see Fig. 1, upper mounting plate 3 is provided with relative with episphere electrode 6 and for for high-voltage connection
Pressure-equalizing device 9.Specifically, as it is shown in figure 5, upper mounting plate 3 is in direction plate-like, upper mounting plate 3 offers and multiple all press-fits
Putting installing hole 32, pressure-equalizing device 9 can be arranged on pressure-equalizing device installing hole 32 by screw.It addition, at the center of upper mounting plate 3
Place is further opened with the second screw hole 31 for fixing episphere electrode 6, and multiple pressure-equalizing device installing holes 32 are around the second screw
Hole 31 is arranged, and specifically, offers female thread in the second screw hole 31, correspondingly, offers with interior on episphere electrode 6
The external screw thread of threaded adapter, female thread coordinates with external screw thread and realizes threadeding of episphere electrode 6 and upper mounting plate 3.
In also having the opening 33 supplying air circulation, this opening 33 and lower peace on the upper mounting plate 3 of direction plate-like
Air vent 21 on dress plate 2 is oppositely arranged, and when four fan works being arranged on lower installation board 2, can be formed stronger
The air being parallel to transparent insulation cylinder 4 flows, thus the recovery characteristics that in ensure that main gap, air is good.
Specifically, see Fig. 1, in order to increase the mobility of switch, case 1 is installed away from the one of lower installation board 2 at element
End is provided with castor 10.In the present embodiment, the bottom installing case 1 at element is provided with 4 castors 10, makes ball by castor 10
Gap switch is provided with bigger portability.
Implement of the present utility model a kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, have following useful
Effect: transparent with machine glass infuser, the main discharge gap of sphere gap switch is formed semi-enclosed structure by using, eliminate master
The harmful effect that electric discharge is caused by discharging gap vertical direction, and do not affect the observation to discharge process；Lucite cylinder is same
The insulating supporting of Shi Zuowei episphere electrode can reduce the volume of switch to a certain extent；Owing to upper mounting plate is open
Structure, four fans on lower installation board can form the stronger air flowing being parallel to main discharge gap direction, thus protect
The recovery characteristics that in card main gap, air is good；The sphere gap switch being provided with castor is provided with bigger portability；By using
Episphere electrode and lower semisphere electrode, reduce volume of switch on the basis of traditional global sphere gap switch；By triggering
Pole is arranged in lower semisphere electrode, increases the triggering degree of depth of sphere gap switch, improves running voltage and the operating frequency of switch,
The main discharge gap surrounding space of sphere gap switch is shot additionally, due to be provided with shooting unit through transparent insulation cylinder
And and carry out wireless data transmission by wireless communication unit, arc discharge can be produced at episphere electrode and lower semisphere electrode
Shi Jinhang video capture and record, observe for many people safety long-distance simultaneously.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (10)
1. one kind can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that including: element install case (1),
It is arranged on the upper mounting plate that the lower installation board (2) on case (1) installed by described element and described lower installation board (2) is oppositely arranged
(3), the transparent insulation cylinder (4) being arranged between described lower installation board (2) and described upper mounting plate (3),
Described sphere gap switch also includes the lower semisphere electrode (5) being arranged on described lower installation board (2) and is arranged on described
Episphere electrode (6) on installing plate (3), described lower semisphere electrode (5) and described episphere electrode (6) are all housed in described
In bright insulating cylinder (4), described episphere electrode (6) has upper half sphere (601), and described lower semisphere electrode (5) has with described
The lower half sphere (501) that upper half sphere (601) is oppositely arranged, between described lower semisphere electrode (5) and described episphere electrode (6)
Gap adjustable,
Described lower semisphere electrode (5) is provided with trigger electrode, and described trigger electrode includes triggering needle electrode (53) and being set in described
Triggering needle electrode (53) porcelain tube (54) outward, one end of described triggering needle electrode (53) and described porcelain tube (54) is all to described upper half
Ball electrode (6) extends and all flushes with described lower half sphere (501), and described triggering needle electrode (53) and described porcelain tube (54) flush
End face on there is the triggered gap being positioned between described triggering needle electrode (53) and described porcelain tube (54), described triggering needle electrode
(53) having an airtight gas channel outside, the electric arc formed in described triggered gap is blowed to by air by described gas channel
Main gap is to reduce breakdown voltage, thus deepens to trigger the degree of depth,
Described element accommodates useful in triggering the triggering device that described trigger electrode discharges in installing case (1),
Described sphere gap switch also includes the blower fan apparatus (7) being arranged on described lower installation board (2), on described lower installation board (2)
Offer and described blower fan apparatus (7) corresponding air vent (21),
Described sphere gap switch also includes for shooting described lower semisphere electrode (5) and described through described transparent insulation cylinder (4)
The shooting unit (11) docking space of hemisphere electrode (6) and the wireless communication unit electrically connected with described shooting unit (11)
(12)。
The most according to claim 1 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Shooting unit (11) includes photographic head (111), the mounting seat (112) that is fixed on described upper mounting plate (3) and be connected to institute
State and curve long-armed (113) between mounting seat (112) and described photographic head (111),
Described wireless communication unit (12) is bluetooth communication or WIFI wireless data communication module.
The most according to claim 1 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Transparent insulation cylinder (4) is removably mounted between described lower installation board (2) and described upper mounting plate (3).
The most according to claim 3 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Offer the first placing trough (201) on lower installation board (2), described upper mounting plate (3) offers the second placing trough (301), institute
State the two ends of transparent insulation cylinder (4) and be individually positioned in described first placing trough (201) and described second placing trough (301) is inner.
The most according to claim 1 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Lower semisphere electrode (5) is movably mounted on described lower installation board (2), and described episphere electrode (6) is fixedly mounted on described
On upper mounting plate (3).
The most according to claim 5 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Element also accommodates the drive mechanism of the position for regulating described lower semisphere electrode (5) in installing case (1), and is used for detecting
The displacement transducer of the position of described lower semisphere electrode (5),
Offering through hole (22) on described lower installation board (2), described lower semisphere electrode (5) is by a rotating shaft (8) and fixed installation
Described drive mechanism on described lower installation board (2) is connected, and described rotating shaft (8) is through described through hole (22).
The most according to claim 1 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
It is provided with relative with described episphere electrode (6) on upper mounting plate (3) and is used for the pressure-equalizing device (9) for high-voltage connection.
The most according to claim 1 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, it is characterised in that described
Element installation case (1) is provided with castor (10) away from one end of described lower installation board (2).
9. according to described in any one of claim 1-8 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, its feature
Being, described triggering device is pulse transformer.
10. according to described in any one of claim 1-8 can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing, its feature
Being, described triggering needle electrode (53) is rustless steel product, and described episphere electrode (6) and described lower semisphere electrode (5) are
Copper electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312312.0U CN205811275U (en) | 2016-04-14 | 2016-04-14 | A kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312312.0U CN205811275U (en) | 2016-04-14 | 2016-04-14 | A kind of can the controlled sphere gap switch of semi-enclosed electric discharge of remote reviewing |
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| CN205811275U true CN205811275U (en) | 2016-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683165A (en) * | 2018-05-25 | 2018-10-19 | 湖南省湘电试验研究院有限公司 | Controllable portable protective gaps and its application process under a kind of high current |
-
2016
- 2016-04-14 CN CN201620312312.0U patent/CN205811275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683165A (en) * | 2018-05-25 | 2018-10-19 | 湖南省湘电试验研究院有限公司 | Controllable portable protective gaps and its application process under a kind of high current |
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