CN207217468U - A kind of mass spectrograph fore vacuum room high-voltage probe component - Google Patents
A kind of mass spectrograph fore vacuum room high-voltage probe component Download PDFInfo
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- CN207217468U CN207217468U CN201721321475.6U CN201721321475U CN207217468U CN 207217468 U CN207217468 U CN 207217468U CN 201721321475 U CN201721321475 U CN 201721321475U CN 207217468 U CN207217468 U CN 207217468U
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- voltage probe
- vacuum room
- circuit board
- fore vacuum
- mass spectrograph
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Abstract
The utility model discloses a kind of mass spectrograph fore vacuum room high-voltage probe component, including：High-voltage probe, for the high pressure resistant collar tube sub-assembly of insulation fixed and by high-voltage probe set internally, the circuit board being coupled with high-voltage probe, fore vacuum room, pressing plate, and seal member；The high-voltage probe being coupled with circuit board is inserted in the high pressure resistant collar tube sub-assembly of insulation and is inserted into the chamber of fore vacuum room, circuit board is compressed seal member by fastener and sealed with fore vacuum room by pressing plate, and seal member is between circuit board and fore vacuum room;Mass spectrograph fore vacuum room high-voltage probe component disclosed in the utility model, it is fixedly connected while using the air-tightness of seal member guarantee vacuum chamber using by high-voltage probe and circuit board etc., the working effect that can not only ensure well, while have more good interchangeability.
Description
Technical field
The utility model belongs to mass spectrometry art, more particularly to a kind of fore vacuum room high-voltage probe component therein.
Background technology
Inductively coupled plasma mass spectrometry wants normal work, and fore vacuum room must reach vacuum (2 mbar) state, because
For plasma will under electric field, magnetic field or electromagnetic field effect flight regular hour and space, if in these times and space
In substantial amounts of gas be present and ion beam will be made to be quenched quickly and not reach detector.So in order to reduce ion and background gas
Collision be quenched and will carry out vacuumizing greatly reducing background gas molecule quantity, to maintain enough ions averagely free
Journey, and existing structure seals for dispensing, sealing effectiveness is poor, in use gas leakage easy to aging, causes vacuum not reach
It is required that and dispensing sealing means be not easy to change, repair, interchangeability is poor.
Utility model content
In view of this, it is necessary to overcome at least one in drawbacks described above of the prior art.The utility model provides one
Kind mass spectrograph fore vacuum room high-voltage probe component, including：High-voltage probe, for fixing and covering the high-voltage probe internally
The high pressure resistant collar tube sub-assembly of insulation, the circuit board being coupled with the high-voltage probe, fore vacuum room, pressing plate, and seal member；
The high-voltage probe being coupled with the circuit board is inserted in the high pressure resistant collar tube sub-assembly of insulation and is inserted into institute
In the chamber for stating fore vacuum room, the pressing plate by fastener by the circuit board compress the seal member and with it is described before
Level vacuum chamber is sealed, and the seal member is between the circuit board and the fore vacuum room.
According to described in prior art, existing structure is dispensing sealing, and sealing effectiveness is poor in this patent background technology,
Gas leakage easy to aging during use, vacuum is caused not reach requirement, and dispensing sealing means are not easy to change, repaired, and exchange
Property is poor；And mass spectrograph fore vacuum room high-voltage probe component disclosed in the utility model, using by high-voltage probe and circuit board etc.
It is fixedly connected while ensures the air-tightness of vacuum chamber using seal member, the working effect that can not only ensure well,
Have more good interchangeability simultaneously.
In addition, the location structure for more collimaters according to disclosed in the utility model also has following supplementary technology special
Sign：
Further, described sleeve pipe part is polytetrafluoroethylene ring.
Further, the seal member is sealing ring.
The sealing of whole high-voltage probe component is to rely on circuit board briquetting downward compresses seal in screw locking, is passed through
The elastic deformation of sealing ring is sealed.
Further, the fastener is screw or bolt.
Further, the circuit board is PCB.
Further, the high-voltage probe is coupled by soldering structure with described sleeve pipe.
High-voltage probe is assembled with circuit board by the use of after soldering welded seal as an entirety, after changing and welding
Entirety is changed, so as to reach good interchangeability, meanwhile, also it is more conducive to repair and install.
The additional aspect of the utility model and advantage will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein：
Fig. 1 is according to embodiment schematic diagram of the present utility model；
In figure, the fore vacuum room of 1 high-voltage probe, 2. circuit board, 3. collar tube sub-assembly, 4. seal member, 5. pressing plate 6..
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " on ", " under ", " bottom ", " top ", "front", "rear",
The orientation or position relationship of the instruction such as " interior ", " outer ", " horizontal stroke ", " perpendicular ", " inner side ", " outside " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " join in description of the present utility model
Connect ", " connection ", " connected ", " connection ", " cooperation " should be interpreted broadly, for example, it may be being fixedly connected, be integrally connected,
Can be detachably connected；It can be the connection of two element internals；Can be joined directly together, can also be by between intermediary
Connect connected；" cooperation " can be the cooperation or point and the cooperation in face or line and face in face and face, also matching somebody with somebody including hole axle
Close, for the ordinary skill in the art, can understand that above-mentioned term is specific in the utility model with concrete condition
Implication.
Of the present utility model to describe below with reference to accompanying drawings, wherein Fig. 1 is illustrated according to embodiment of the present utility model
Figure.
According to embodiment of the present utility model, as shown in figure 1, mass spectrograph fore vacuum room high pressure disclosed in the utility model
Probe assembly, including：High-voltage probe 1, for fixed and by the high pressure resistant collar tube sub-assembly of 1 set of insulation internally of high-voltage probe
3, the circuit board 2 being coupled with the high-voltage probe 1, fore vacuum room 6, pressing plate 5, and seal member 4；
The high-voltage probe 1 being coupled with the circuit board 2 is inserted in the high pressure resistant collar tube sub-assembly 3 of insulation and is inserted into
In the chamber of the fore vacuum room 6, the pressing plate by fastener by the circuit board 2 compress the seal member 4 and with
The fore vacuum room 6 is sealed, and the seal member 4 is between the circuit board 2 and the fore vacuum room 6.
According to described in prior art, existing structure is dispensing sealing, and sealing effectiveness is poor in this patent background technology,
Gas leakage easy to aging during use, vacuum is caused not reach requirement, and dispensing sealing means are not easy to change, repaired, and exchange
Property is poor；And mass spectrograph fore vacuum room high-voltage probe component disclosed in the utility model, using by high-voltage probe 1 and circuit board 2
Etc. the air-tightness for being fixedly connected while using seal member 4 to ensure vacuum chamber, the work effect that can not only ensure well
Fruit, while have more good interchangeability.
In addition, the location structure for more collimaters according to disclosed in the utility model also has following supplementary technology special
Sign：
Further, described sleeve pipe part 3 is polytetrafluoroethylene ring.
Further, the seal member 4 is sealing ring.
The sealing of the whole component of high-voltage probe 1 is to rely on the downward compresses seal in screw locking of circuit board briquetting 5, is led to
The elastic deformation for crossing sealing ring is sealed.
Further, the fastener is screw or bolt.
Further, the circuit board 2 is PCB.
Further, the high-voltage probe 1 is coupled by soldering structure with described sleeve pipe.
High-voltage probe 1 is assembled with circuit board 2 by the use of after soldering welded seal as an entirety, after changing and welding
Entirety changed, so as to reach good interchangeability, meanwhile, also be more conducive to repair and installation.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine embodiment description
Specific component, structure or feature are contained at least one embodiment of the present utility model.Show in this specification everywhere this
The statement of meaning property is not necessarily referring to identical embodiment.Specific component, structure or s person are described with reference to any embodiment moreover, working as
During feature, advocated, component, structure or feature with reference to as being realized other embodiments all fall within art technology
Within the scope of personnel.
Although specific embodiment of the present utility model is carried out with reference to multiple illustrative examples of the present utility model
Detailed description, it must be understood that those skilled in the art can be designed that various other improvement and embodiment, these change
Entering will fall within the spirit and scope of the utility model principle with embodiment.Specifically, in foregoing disclosure, accompanying drawing and power
Within the scope of profit requires, rational modification can be made in terms of the arrangement that parts and/or sub-combination are laid out and changed
Enter, without departing from spirit of the present utility model.Except the variations and modifications in terms of parts and/or layout, its scope is by institute
Attached claim and its equivalent limit.
Claims (6)
- A kind of 1. mass spectrograph fore vacuum room high-voltage probe component, it is characterised in that including：High-voltage probe, for fixing and inciting somebody to action The high pressure resistant collar tube sub-assembly of insulation of the high-voltage probe set internally, the circuit board being coupled with the high-voltage probe, fore vacuum Room, pressing plate, and seal member；The high-voltage probe being coupled with the circuit board be inserted in the high pressure resistant collar tube sub-assembly of the insulation and be inserted into it is described before In the chamber of level vacuum chamber, the circuit board is compressed the seal member and true with the prime by the pressing plate by fastener Empty room is sealed, and the seal member is between the circuit board and the fore vacuum room.
- 2. mass spectrograph fore vacuum room high-voltage probe component according to claim 1, it is characterised in that described sleeve pipe part For polytetrafluoroethylene ring.
- 3. mass spectrograph fore vacuum room high-voltage probe component according to claim 1, it is characterised in that the seal member For sealing ring.
- 4. mass spectrograph fore vacuum room high-voltage probe component according to claim 1, it is characterised in that the fastener is Screw or bolt.
- 5. mass spectrograph fore vacuum room high-voltage probe component according to claim 1, it is characterised in that the circuit board is PCB.
- 6. mass spectrograph fore vacuum room high-voltage probe component according to claim 1, it is characterised in that the high-voltage probe It is coupled by soldering structure with described sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321475.6U CN207217468U (en) | 2017-10-13 | 2017-10-13 | A kind of mass spectrograph fore vacuum room high-voltage probe component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321475.6U CN207217468U (en) | 2017-10-13 | 2017-10-13 | A kind of mass spectrograph fore vacuum room high-voltage probe component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207217468U true CN207217468U (en) | 2018-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721321475.6U Active CN207217468U (en) | 2017-10-13 | 2017-10-13 | A kind of mass spectrograph fore vacuum room high-voltage probe component |
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| CN (1) | CN207217468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114373670A (en) * | 2021-12-24 | 2022-04-19 | 天津国科医工科技发展有限公司 | Mass spectrometer high-voltage power transmission structure and mass spectrometer |
-
2017
- 2017-10-13 CN CN201721321475.6U patent/CN207217468U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114373670A (en) * | 2021-12-24 | 2022-04-19 | 天津国科医工科技发展有限公司 | Mass spectrometer high-voltage power transmission structure and mass spectrometer |
| CN114373670B (en) * | 2021-12-24 | 2024-03-22 | 天津国科医工科技发展有限公司 | Mass spectrometer high-voltage transmission structure and mass spectrometer |
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