CN104735896B - Mains isolation equipment and electrocurtain accelerator - Google Patents
Mains isolation equipment and electrocurtain accelerator Download PDFInfo
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- CN104735896B CN104735896B CN201510145103.1A CN201510145103A CN104735896B CN 104735896 B CN104735896 B CN 104735896B CN 201510145103 A CN201510145103 A CN 201510145103A CN 104735896 B CN104735896 B CN 104735896B
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- conductive structure
- fuel tank
- isolation equipment
- mains isolation
- insulation
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Abstract
The invention discloses a kind of mains isolation equipment and electrocurtain accelerators.Mains isolation equipment includes fuel tank, power supply and conductive structure, and insulating oil is filled in the chamber of fuel tank, and power supply immerses in insulating oil, and the first end of conductive structure is located in chamber and is electrically connected to a power source, and the second end of conductive structure is located at outside fuel tank.The mains isolation equipment and electrocurtain accelerator can reduce cost, simplify operation, improve safety under the premise of meeting electric insulation requirement.
Description
Technical field
The present invention relates to electrical equipment, more particularly to a kind of mains isolation equipment and electrocurtain accelerator.
Background technology
In the prior art, the general of electrocurtain accelerator insulate to filament supply using SF6 gases.Using SF6 gas
The scheme cost height of body insulation need to be equipped with gas inflated and retracting device, operating process complexity.And the poison of SF6 gaseous impurities
Property it is high, once leakage can cause damage to person to operating personnel.In addition SF6 gas cylinders are heated explosive, and management cost is higher.
In addition, electrocurtain accelerator need to the vacuum chamber where the insulation box and cathode grid assembly where filament supply into
Row insulated enclosure, prior art generally use flange rubber sealing insulation box and vacuum (-tight) housing.But this insulation and sealing structure is wanted
Using the higher insulating materials of cost, the environment of pressure resistance insulation otherwise cannot be used for.
Invention content
The purpose of the present invention is to provide a kind of mains isolation equipment and electrocurtain accelerator, which can be with
Under the premise of meeting electric insulation requirement, reduces cost, improves safety.
First aspect present invention provides a kind of mains isolation equipment, and the mains isolation equipment includes fuel tank, power supply and leads
Electric structure, the chamber of the fuel tank is interior to fill insulating oil, and the power supply immerses in the insulating oil, and the first of the conductive structure
End be located in the chamber and with the power electric connection, the second end of the conductive structure is located at outside the fuel tank.
Further, the fuel tank further includes bump joint and the cable across the bump joint, the power supply and institute
State cable electrical connection.
Further, the fuel tank further includes being set to the fuel tank side and the observation window opposite with the power supply.
Further, the fuel tank further includes oil level detector.
Further, the mains isolation equipment further includes insulation and sealing structure, the insulation and sealing structure and the oil
Case is tightly connected and includes the conductive structure.
Further, the insulation and sealing structure includes conductive structure mounting disc and insulation board, the conductive structure installation
Disk includes the conductive structure, and the conductive structure mounting disc is tightly connected with the insulation board, the insulation board and the oil
Case is tightly connected.
Further, the insulation board includes via, and the conductive structure mounting disc includes metal flange and ceramics pole,
The insulation and sealing structure further includes threaded sleeve and fastening nut, and the ceramics pole is sealingly fixed to the metal flange
Centre bore in, there is in the ceramics pole conductive structure, the threaded sleeve to be fixedly connected on the conductive structure peace
In sabot and the via, the fastening nut is passed through to be located at the both sides of the insulation board with the conductive structure mounting disc
And the fastening nut and the threaded sleeve screw-thread fit.
Further, the fuel tank includes mounting surface, and a side of the insulation board presses on the mounting surface, institute
It further includes pressure ring and screw to state insulation and sealing structure, and the pressure ring presses on another side of the insulation board, the spiral shell
Nail is positioned at the outer circumferential of the insulation board and the mounting hole on the pressure ring is passed through to be connected on the wall surface.
Further, the insulation board is convex surface plate, and the convex surface plate is protruded towards the chamber.
Second aspect of the present invention also provides a kind of electrocurtain accelerator, including mains isolation equipment, vacuum (-tight) housing and cloudy grid group
Part, the mains isolation equipment are the mains isolation equipment according to any one of first aspect present invention, the moon grid group
Part is located in the vacuum (-tight) housing, and the second end of the conductive structure is connect with the cathode grid assembly.
Based on mains isolation equipment provided by the invention and electrocurtain accelerator, SF6 gas conducts are substituted using insulating oil
Megohmite insulant can not only meet insulating requirements, and can overcome the cost come using SF6 gas generations is high, need to be equipped with gas to fill
Once gas and retracting device, operating process are complicated, leakage can cause damage to person to operating personnel, explosive, management cost of being heated
A series of problems, such as higher.Therefore, the mains isolation equipment can under the premise of meeting electric insulation requirement, reduce cost,
Simplify operation, improve safety.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is mains isolation equipment, vacuum (-tight) housing and the high voltage power supply of the electrocurtain accelerator of the preferred embodiment of the present invention
Connection relationship diagram.
Fig. 2 be the preferred embodiment of the present invention electrocurtain accelerator in mains isolation equipment structural schematic diagram.
Fig. 3 be the preferred embodiment of the present invention electrocurtain accelerator in mains isolation equipment fuel tank and insulation and sealing structure
Attachment structure schematic diagram.
In Fig. 1 to Fig. 3, each reference numeral respectively represents：
10, fuel tank
12, observation window
13, bump joint
14, cable
20, filament supply
30, vacuum (-tight) housing
40, insulation and sealing structure
41, metal flange
42, insulation board
43, screw
44, pressure ring
45, first seal
46, second seal
47, ceramics pole
471, conductive structure
48, threaded sleeve
481, through-hole
49, fastening nut
50, high voltage power supply
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, attached each portion shown in the drawings
The size divided not is to be drawn according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely illustrative, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It need not be further discussed in figure.
Fig. 1 is mains isolation equipment, vacuum (-tight) housing and the high voltage power supply of the electrocurtain accelerator of the preferred embodiment of the present invention
Connection relationship diagram.Fig. 2 be the preferred embodiment of the present invention electrocurtain accelerator in mains isolation equipment structural schematic diagram.
As shown in Figure 1, the electrocurtain accelerator of preferred embodiment includes mains isolation equipment, vacuum (-tight) housing 30, cathode grid assembly
(not shown) and high voltage power supply 50.
As depicted in figs. 1 and 2, mains isolation equipment includes fuel tank 10 and filament supply 20 (being equivalent to power supply).Power supply is exhausted
Edge equipment includes fuel tank 10, filament supply 20 and insulation and sealing structure 40.Insulating oil, filament supply are filled in the chamber of fuel tank 10
20 immerse in insulating oil.Insulation and sealing structure 40 has conductive structure 471.The first end of conductive structure 471 is located in chamber simultaneously
It is electrically connected with filament supply 20, the second end of conductive structure 471 is located at outside fuel tank 10.
Megohmite insulant of the SF6 gases as filament supply 20 is substituted using insulating oil, can not only meet insulating requirements, and
Once and the cost height come using SF6 gas generations can be overcome, gas inflated and retracting device need to be equipped with, operating process complexity, let out
Dew can cause damage to person to operating personnel, be heated a series of problems, such as explosive, management cost is higher.Therefore, which adds
Fast device can reduce cost, simplify operation, improve safety under the premise of meeting the electric insulation requirement of electrocurtain accelerator
Property.
It is vacuum chamber in vacuum (-tight) housing 30.Cathode grid assembly is used for launching electronics beam, is located in vacuum chamber.
Fuel tank 10 and vacuum (-tight) housing 30 are tightly connected.In the present embodiment, fuel tank 10 and vacuum (-tight) housing 30 are welded to one another.Other
In unshowned embodiment, fuel tank 10 and vacuum (-tight) housing 30 can also use other sealed connection modes such as flanged joint to seal company
It connects.
Filament supply 20 and cathode grid assembly are electrically connected by conductive structure 471.Filament supply 20 provides electricity for cathode grid assembly
Source.And high voltage power supply 50 is located at the outside of fuel tank 10 and is electrically connected with filament supply 20, to power for filament supply 20.
In the present embodiment, mains isolation equipment is high voltage power supply 50 and vacuum (-tight) housing 30 and the cloudy grid group in vacuum (-tight) housing 30
The adapter unit of part.The main function of fuel tank 10 and filament supply 20 be for cathode grid assembly provide reliable and stable heating power,
Ensure to avoid the occurrence of spark phenomenon in high direct voltage transmission process, while reducing the installation difficulty of high tension loop.
Filament supply 20 is preferably located in the centre of fuel tank 10, keeps equidistant with the wall surface of fuel tank 10, with more preferable
Ground avoids the occurrence of high voltage arc phenomenon.
As shown in Fig. 2, fuel tank 10 further includes bump joint 13 and the cable 14 across bump joint 13, high voltage power supply 50 is logical
Cable 14 is crossed to be electrically connected with filament supply 20.
In addition, fuel tank 10 further includes being set to 10 side of fuel tank and the observation window 12 opposite with filament supply 20.Due to
Observation window 12 is reserved against the side of filament supply 20 and the fuel tank 10 of insulation board, electricity can be monitored in real time by installing camera
The working condition of the filament supply 20 of sub- curtain accelerator.In addition, in the present embodiment, observation window 12 also with 40 phase of insulation and sealing structure
It is right, to monitor the working condition of insulation and sealing structure 40 in real time.
Further, fuel tank 10 further includes oilhole (not shown).In the present embodiment, oilhole is included in the peak of fuel tank 10
The oil filler point of setting and fuel tank 10 minimum point be arranged outage, to facilitate 10 maintenance of fuel tank.
In the present embodiment, fuel tank 10 further includes oil level detector (not shown).Oil level detector, which may be mounted at, to be located at
Oil level detector is installed in the oil filler point at the peak of oil level detector, alarm signal will be generated when oil level is too low, and carry
Show oiling.
Fig. 3 be the preferred embodiment of the present invention electrocurtain accelerator in mains isolation equipment fuel tank and insulation and sealing structure
Attachment structure schematic diagram.
Insulation and sealing structure 40 is used for the chamber of leakproof fuel cell 10 so that the chamber and vacuum chamber of fuel tank 10 is isolated.Such as Fig. 3 institutes
Show, in the present embodiment, insulation and sealing structure 40 is close including conductive structure mounting disc, insulation board 42, screw 43, pressure ring 44, first
Sealing 45, second seal 46, threaded sleeve 48 and fastening nut 49.
Conductive structure mounting disc is installed on insulation board 42 and first seal 45 is located at conductive structure mounting disc and insulation
Between plate 42, insulation board 42 is installed on the wall surface of fuel tank 10, and second seal 46 is located at the wall surface of insulation board 42 and fuel tank 10
Between.
In the present embodiment, conductive structure mounting disc includes metal flange 41 and ceramics pole 47.Ceramics pole 47 is hermetically solid
Due in the centre bore of metal flange 41.For example, the mode that welding may be used in ceramics pole 47 is connected to metal flange 41
On.The centre of ceramics pole 47 has conductive structure 471.The first end of conductive structure 471 is located in the chamber of fuel tank 10 simultaneously
It is connect with filament supply 20, the second end of conductive structure 471 is located in vacuum chamber and is connect with cathode grid assembly.In the present embodiment,
Conductive structure 471 is lead, in other embodiments can also the other structures such as conductive sheet.The quantity of lead is three.Lead
A diameter of 3~5mm, 5~10mm of distance, be the ceramic segment of ceramics pole 47 between each lead.
Voltage between each conductive structure 471 is close, and metal flange 41 can play the role of pressure, reduces electrostatic field along absolutely
42 surface of listrium generates the chance of high-voltage breakdown.On the one hand the ceramic segment of ceramics pole 47 can make each conductive structure 471 each other
Insulation, on the other hand can make conductive structure 471 and 41 sealed insulation of metal flange.It can be met using ceramic insulation one and be led
The high current requirement of electric structure 471, in addition also avoid because 471 temperature of conductive structure is excessively high surrounding insulation board 42 softened due to
Insulating oil is caused to penetrate into vacuum chamber.
In other unshowned embodiments, conductive structure mounting disc may be the conductive knot of other materials such as ceramic disk
Structure mounting disc.
Insulation board 42 is preferably glass plate or ceramic wafer.Keep insulation close as insulation board 42 using glass plate or ceramic wafer
Seal structure 40 it is of low cost.Certainly, the possibility that insulation board 42 is made using High Performance Insulation material is not precluded in the present invention.
Insulation board 42 is tablet in the present embodiment, and flat insulation board 42 is easy to process.
In a unshowned embodiment, insulation board 42 or convex surface plate, convex surface plate is towards fuel tank
10 chamber side protrusion.The setting can extend the insulation distance of vacuum chamber.In addition, can also reduce to a certain extent absolutely
The non-uniform phenomenon of the stress distribution of listrium 42 improves reliability.
In the present embodiment, insulation board 42 is circular quartz glass plate, 40~50cm of outer circumference diameter of quartz glass plate,
The center-hole diameter of quartz glass plate passes through for threaded sleeve 48 to form via.
First seal 45 and second seal 46 all can be conventional material sealing element, such as sealing rubber ring or sealing
Pad.In the present embodiment, first seal 45 and second seal 46 are sealing rubber ring.The setting of first seal 45 is tied in conduction
In seal groove in structure mounting disc, second seal 46 is arranged in the seal groove on the wall surface of fuel tank 10.
As shown in Fig. 2, threaded sleeve 48 is fixedly connected in conductive structure mounting disc in the present embodiment, for example, thread bush
Pipe 48 can be welded in the end face of metal flange 41.Threaded sleeve 48 can also be with ceramics pole 47 in unshowned embodiment
It is fixedly connected.Fastening nut 49 and conductive structure mounting disc are located at the both sides of insulation board 42 and fastening nut 49 and thread bush
48 screw-thread fit of pipe.To which conductive structure mounting disc is fixed on insulation board 42 by fastening nut 49.
In the present embodiment, conductive structure mounting disc is located in the chamber of fuel tank 10.First seal 45 is in fastening nut 49
And the lower chamber for generating deformation leakproof fuel cell 10 of pressure effect of insulating oil, to which chamber and vacuum chamber be isolated.It is in vacuum chamber
Under low vacuum state, conductive structure mounting disc can be pressed to insulation board by the pressure effect of insulating oil, so as to better ensure that
The vacuum level requirements of vacuum chamber under working condition.
As shown in Fig. 2, threaded sleeve 48 includes through-hole 481, one end of through-hole 481 connects with the centre bore of threaded sleeve 48
Logical, the other end of through-hole 481 is connected to the gap between threaded sleeve 48 and via.In the present embodiment, through-hole 481 is radial logical
Hole.Through-hole 481 can derive the gas in the gap between threaded sleeve 48 and via, ensure that vacuum chamber is deposited without vacuum dead zone
.
As shown in Fig. 2, the wall surface of fuel tank 10 has mounting surface, a side of insulation board 42 presses on mounting surface.Pressure
Ring 44 and mounting surface are located at the both sides of insulation board 42, and pressure ring 44 presses on another side of insulation board 42.Screw 43
Mounting hole positioned at 42 outer circumferential of insulation board and on pressure ring 44 is connected on the wall surface of fuel tank 10.Second seal 46 is set
It sets in the seal groove on the mounting surface.Insulation board 42 can be fixed on fuel tank 10 by pressure ring 44 and screw element fitting 43
On wall surface.In the present embodiment, mounting surface is step surface, and in other unshowned embodiments, mounting surface may be plane.
Preferably, mounting surface is located at the chamber side of fuel tank 10.The setting is right after chamber being made to be filled with insulating oil
Insulation board 42 applies the pressure towards mounting surface, to better ensure that sealing effect.
In order to ensure the radial position between conductive structure mounting disc and insulation board 42, it is preferable that conductive structure mounting disc
There is the first radial locating surface with one in 42 matched surface of insulation board, another has and the first radial locating surface
Second radial locating surface of cooperation.For example, the first radial locating surface can for first step face the second radial positioning table
Face is that the second step face coordinated with First terrace or the first radial locating surface are second radial fixed for the first taper surface
Position surface is the second taper surface coordinated with the first taper surface.
Insulation and sealing structure 40 can meet certain pressure-resistant insulating requirements while meeting sealing requirements, it is not necessary to
Consider the processing and use of High Performance Insulation material.By experiment test, quartz glass plate can be resistant to 150kV high pressures, therefore
The pressure-resistant insulating requirements of the electrical equipments such as common electrocurtain accelerator can be met.
From the above description, it can be seen that following technique effect may be implemented in above example of the present invention：
Preferable high-voltage isulation effect may be implemented under conditions of ensureing filament supply steady operation；Electron curtain is reduced to add
It is the cost of fast device, easy to operate；It is easy to maintain, it is not necessarily to special technological requirement, electrocurtain accelerator can be realized in work shape
The real-time monitoring of state, without potential personnel's hazard factor.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the specific implementation mode of the present invention or equivalent replacement is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution should all cover within the scope of the technical scheme claimed by the invention.
Claims (8)
1. a kind of mains isolation equipment, which is characterized in that the mains isolation equipment includes fuel tank (10), power supply and conductive structure
(471), insulating oil is filled in the chamber of the fuel tank (10), the power supply immerses in the insulating oil, the conductive structure
(471) first end be located in the chamber and with the power electric connection, the second end of the conductive structure (471) is located at institute
It is external to state fuel tank (10)；The mains isolation equipment further includes insulation and sealing structure (40), the insulation and sealing structure (40) with
The fuel tank (10) is tightly connected and includes the conductive structure (471)；The insulation and sealing structure (40) includes conductive structure
Mounting disc and insulation board (42), the conductive structure mounting disc include the conductive structure (471), the conductive structure mounting disc
It is tightly connected with the insulation board (42), the insulation board (42) is tightly connected with the fuel tank (10)；The conductive structure peace
Sabot includes metal flange (41) and ceramics pole (47), and the ceramics pole (47) is sealingly fixed to the metal flange
(41) in centre bore, there is the conductive structure (471) in the ceramics pole (47).
2. mains isolation equipment according to claim 1, which is characterized in that the fuel tank (10) further includes bump joint
(13) and across the bump joint (13) cable (14), the power supply is electrically connected with the cable (14).
3. mains isolation equipment according to claim 1, which is characterized in that the fuel tank (10) further include be set to it is described
Fuel tank (10) side and the observation window (12) opposite with the power supply.
4. mains isolation equipment according to claim 1, which is characterized in that the fuel tank (10) further includes oil level detection
Device.
5. mains isolation equipment according to claim 1, which is characterized in that the insulation board (42) includes via, described
Insulation and sealing structure (40) further includes threaded sleeve (48) and fastening nut (49), and the threaded sleeve (48) is fixedly connected on institute
It states in conductive structure mounting disc and the via, the fastening nut (49) is passed through to be located at the conductive structure mounting disc
The both sides of the insulation board (42) and the fastening nut (49) and the threaded sleeve (48) screw-thread fit.
6. mains isolation equipment according to claim 1, which is characterized in that the fuel tank (10) includes mounting surface, described
One side of insulation board (42) presses on the mounting surface, and the insulation and sealing structure (40) further includes pressure ring (44) and spiral shell
It follows closely (43), the pressure ring (44) presses on another side of the insulation board (42), and the screw (43) is located at described exhausted
The outer circumferential of listrium (42) simultaneously passes through the mounting hole on the pressure ring (44) to be connected on the mounting surface.
7. mains isolation equipment according to claim 1, which is characterized in that the insulation board (42) is convex surface plate,
The convex surface plate is protruded towards the chamber.
8. a kind of electrocurtain accelerator, which is characterized in that described including mains isolation equipment, vacuum (-tight) housing (30) and cathode grid assembly
Mains isolation equipment is the mains isolation equipment according to any one of claim 1 to 7, and the cathode grid assembly is located at described
In vacuum (-tight) housing (30), the second end of the conductive structure (471) is connect with the cathode grid assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510145103.1A CN104735896B (en) | 2015-03-30 | 2015-03-30 | Mains isolation equipment and electrocurtain accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510145103.1A CN104735896B (en) | 2015-03-30 | 2015-03-30 | Mains isolation equipment and electrocurtain accelerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104735896A CN104735896A (en) | 2015-06-24 |
| CN104735896B true CN104735896B (en) | 2018-07-31 |
Family
ID=53459202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510145103.1A Active CN104735896B (en) | 2015-03-30 | 2015-03-30 | Mains isolation equipment and electrocurtain accelerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104735896B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104717823A (en) * | 2015-03-30 | 2015-06-17 | 同方威视技术股份有限公司 | Insulating and sealing structure and electronic curtain accelerator |
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|---|---|---|---|---|
| CN1242869A (en) * | 1997-01-02 | 2000-01-26 | 应用先进技术公司 | Electron beam accelerator |
| CN201184465Y (en) * | 2007-12-04 | 2009-01-21 | 北京卫星环境工程研究所 | Insulated vacuum seal flange for high pressure transmission and matching electrode thereof |
| CN103647472A (en) * | 2013-12-19 | 2014-03-19 | 芜湖国睿兆伏电子有限公司 | Full-solid-state pulse modulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5568057A (en) * | 1978-11-17 | 1980-05-22 | Hitachi Ltd | Electron gun |
| CN2309669Y (en) * | 1997-08-29 | 1999-03-03 | 贾文选 | Small sealed oil-immersed high-voltage pulse modulator assembly |
| FR2861215B1 (en) * | 2003-10-20 | 2006-05-19 | Calhene | ELECTRON GUN WITH FOCUSING ANODE, FORMING A WINDOW OF THIS CANON, APPLICATION TO IRRADIATION AND STERILIZATION |
| CN102196655B (en) * | 2010-03-11 | 2013-05-01 | 嘉兴兆泓科技有限公司 | Multi-filament wide-beam electronic curtain |
| CN203369015U (en) * | 2013-05-20 | 2013-12-25 | 深圳麦格米特电气股份有限公司 | Heat dissipation box body |
| CN203387767U (en) * | 2013-08-13 | 2014-01-08 | 安徽华东光电技术研究所 | Irradiation linear accelerator electronic gun |
| CN104470178A (en) * | 2013-09-18 | 2015-03-25 | 清华大学 | X-ray device and CT device with same |
| CN204482143U (en) * | 2015-03-30 | 2015-07-15 | 同方威视技术股份有限公司 | Mains isolation equipment and electrocurtain accelerator |
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2015
- 2015-03-30 CN CN201510145103.1A patent/CN104735896B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1242869A (en) * | 1997-01-02 | 2000-01-26 | 应用先进技术公司 | Electron beam accelerator |
| CN201184465Y (en) * | 2007-12-04 | 2009-01-21 | 北京卫星环境工程研究所 | Insulated vacuum seal flange for high pressure transmission and matching electrode thereof |
| CN103647472A (en) * | 2013-12-19 | 2014-03-19 | 芜湖国睿兆伏电子有限公司 | Full-solid-state pulse modulator |
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| CN104735896A (en) | 2015-06-24 |
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