CN210968549U - Glass vacuum high-pressure clamp - Google Patents
Glass vacuum high-pressure clamp Download PDFInfo
- Publication number
- CN210968549U CN210968549U CN201921447693.3U CN201921447693U CN210968549U CN 210968549 U CN210968549 U CN 210968549U CN 201921447693 U CN201921447693 U CN 201921447693U CN 210968549 U CN210968549 U CN 210968549U
- Authority
- CN
- China
- Prior art keywords
- glass
- bell jar
- ray bulb
- electrode
- glass bell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011521 glass Substances 0.000 title claims abstract description 55
- 239000000523 sample Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002372 labelling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Abstract
The utility model discloses a glass vacuum high-voltage clamp, including the X ray bulb, locate the blast pipe of X ray bulb bottom, the cathode power cord, the cathode electrode, one end is connected in the probe on X ray bulb top, the anode power cord, the anode electrode and be fixed in the glass bell jar of workstation, the X ray bulb is fixed in on the workstation through the blast pipe, the other end of probe is connected in the bottom on glass bell jar top, the top of glass bell jar is located to the anode electrode and is connected in the probe, and cathode power cord connection cathode electrode, anode electrode is connected to the anode power cord. Has the following advantages: 1. higher high voltage can be loaded, so that the insulating strength of the surface of the glass bell jar is enhanced, and the insulating distance of the outer glass bell jar is obviously larger than that without the clamp; 2. obviously reduces the oxidation phenomenon of the electrode and reduces the surface oxide layer cleaning process after production. 3. The production stability of the X-ray bulb tube is improved. The fixture is added, no air exists on the surface of the X-ray bulb tube, and no humidity is affected.
Description
Technical Field
The utility model relates to a high voltage test field, concretely relates to glass vacuum high-pressure anchor clamps.
Background
The existing high-voltage fixture is exposed in the atmosphere for high-voltage (20 kV-60 kV) test, and a non-protection tooling fixture, as shown in fig. 1, comprises an X-ray bulb tube 1 ', a cathode power line 3' and an exhaust pipe 2 'arranged at the bottom of the X-ray bulb tube 1', an anode power line 6 'arranged at the top, the X-ray bulb tube 1' is fixed on a workbench 8 'through the exhaust pipe 2', and a vacuum connector 12 'is arranged at the bottom of the exhaust pipe 2'. It has the following disadvantages: 1. the loaded high voltage is not more than 60kV, and is slightly reduced due to the environmental humidity; the joint between the cathode and the anode of the X-ray tube 1' is oxidized at high temperature. Therefore, improvements in the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, a glass vacuum high-voltage clamp is provided, the upper limit of high voltage loading can be increased, and the cathode and the anode of an X-ray bulb tube are not obviously oxidized.
In order to realize the above object, the utility model provides a glass vacuum high-pressure clamp, include the X ray bulb, locate X ray bulb bottom's blast pipe, cathode power line, locate the anode power line at X ray bulb top, the X ray bulb is fixed in through the blast pipe on the workstation, connect in the probe at X ray bulb top, anode electrode and the glass bell jar that is fixed in the workstation including cathode electrode, the one end of locating X ray bulb bottom, the other end of probe connect in the bottom on glass bell jar top, anode electrode locates the top of glass bell jar and connect in the probe, just cathode electrode is connected to the cathode power line, anode power line connects anode electrode.
In the glass vacuum high-pressure clamp, the vacuum connector is arranged between the exhaust pipe and the workbench.
In the glass vacuum high-pressure clamp, the vacuum connector is an O-shaped sealing ring, and the exhaust pipe is sealed with the workbench through the O-shaped sealing ring.
In the glass vacuum high-pressure clamp, the bottom of the glass bell jar is connected with the workbench through the O-shaped sealing ring.
According to the glass vacuum high-voltage clamp, the copper electrode is welded at the top end of the glass bell jar, and the other end of the probe is connected to the copper electrode.
In the glass vacuum high-pressure clamp, the inner side of the glass bell jar is provided with the outer vacuum joint, and the outer vacuum joint is connected with the vacuum mechanical pump.
In the glass vacuum high-pressure clamp, the bottom of the glass bell jar is fixedly connected with the workbench through the quick clamp.
Compared with the prior art, the utility model discloses used above technical scheme, made its beneficial effect who has be:
1. the electrical insulation strength is increased, and higher high voltage can be loaded. A vacuum system is added outside the X-ray bulb tube, so that the insulating strength of the surface of the X-ray bulb tube is enhanced, and the insulating distance of an external glass bell jar is obviously longer than that without the clamp;
2. the oxidation phenomenon of the electrode is obviously reduced. A surface oxide layer cleaning process after production is reduced compared with the process without the fixture.
3. The production stability of the X-ray bulb tube is improved. The clamp is not used for production, and the upper limit value of high voltage loading can be influenced by external environment humidity. And the fixture is added, so that no air exists on the surface of the X-ray bulb tube, and no humidity influence exists.
Drawings
FIG. 1 is a schematic structural view of a prior art high pressure clamp;
fig. 2 is a schematic structural view of the glass vacuum high-pressure clamp of the present invention.
Reference is made to the following in corresponding reference numbers in the drawings of the specification:
labeling in background art: x-ray bulb 1 ', exhaust pipe 2', cathode power line 3 ', anode power line 6', workbench 8 'and vacuum connector 12'.
Labeling in the detailed description: the device comprises an X-ray bulb tube 1, an exhaust pipe 2, a cathode power line 3, a cathode electrode 4, a probe 5, an anode power line 6, an anode electrode 7, a workbench 8, a glass bell jar 9, an outer vacuum joint 10, a quick clamp 11 and a vacuum connector 12.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
The drawings attached to the present specification, the depicted structures, ratios, sizes, and the like are only used for matching the disclosure of the present specification, so that those skilled in the art can understand and read the present specification, and do not limit the conditions that the present invention can be implemented, so that the present specification does not have a substantial technical meaning, and any structural modifications, ratio changes, or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
The embodiment of the utility model discloses a glass vacuum high-pressure clamp, as shown in figure 2, comprising an X-ray bulb 1, an exhaust pipe 2 arranged at the bottom of the X-ray bulb 1, a cathode power line 3, a cathode electrode 4, a probe 5 with one end connected with the top end of the X-ray bulb 1, an anode power line 6, an anode electrode 7 and a glass bell jar 9 fixed on a worktable 8, wherein the X-ray bulb 1 is fixed on the worktable 8 through the exhaust pipe 2, the other end of the probe 5 is connected with the bottom of the top end of the glass bell jar 9, the top end of the glass bell jar 9 is welded with a copper electrode, namely, the other end of the probe 5 is connected with the copper electrode, the anode electrode 7 is arranged at the top of the glass bell jar 9 and is connected with, and the cathode power line 3 is connected with the cathode electrode 4, the anode power line 6 is connected with the anode electrode 7, and the cathode power line 3 and the anode power line 6 are respectively connected with external components.
In order to seal the exhaust pipe 2 of the X-ray bulb 1 and the worktable 8, a vacuum connector 12 is arranged between the exhaust pipe 2 and the worktable 8, and the vacuum connector 12 is an O-ring. In addition, the bottom of the glass bell jar 9 is connected with the workbench 8 through an O-shaped sealing ring to enhance the sealing property in the glass bell jar 9, the bottom of the glass bell jar 9 is fixedly connected with the workbench 8 through a quick clamp 11 to ensure that the copper electrodes in the glass bell jar 9 and at the top reach a stronger sealing state, the O-shaped sealing ring is additionally arranged on the cathode power line 3 for sealing, the conductive connecting end is upgraded and can be used in vacuum,
more specifically, an outer vacuum joint 10 is arranged on the inner side of the glass bell 9, and the outer vacuum joint 10 is connected with a vacuum mechanical pump. After the X-ray bulb tube is started, the mechanical pump is turned on, and the vacuum degree outside the X-ray bulb tube 1 can be pumped to be within 1Pa, so that the high-voltage insulation strength is enhanced.
In specific use, firstly, a glass bell jar 9 is installed on a workbench 8 through a quick clamp 11, the bottom of the glass bell jar 9 is sealed with the workbench 8 through an O-shaped sealing ring, a probe 5 is installed at the bottom of a copper electrode, so that high voltage can be loaded on an anode of an X-ray bulb tube 1 under a vacuum condition, the O-shaped sealing ring is added on a cathode power line 3 to enable the O-shaped sealing ring to be used in vacuum, then an external vacuum connector 10 is connected with an external vacuum mechanical pump, the mechanical pump is opened after starting up, the vacuum degree outside the X-ray bulb tube 1 can be pumped to be within 1Pa, and the high-voltage insulation strength is enhanced.
The utility model discloses a glass vacuum high-pressure clamp, simple structure, convenient to use possess following advantage:
1. the electrical insulation strength is increased, and higher high voltage can be loaded. A vacuum system is added outside the X-ray bulb tube 1, so that the insulating strength of the surface of the X-ray bulb tube is enhanced, and the insulating distance of the outer glass bell jar 9 is obviously longer than that without the clamp;
2. the oxidation phenomenon of the electrode is obviously reduced. A surface oxide layer cleaning process after production is reduced compared with the process without the fixture.
3. The production stability of the X-ray bulb tube 1 is improved. The clamp is not used for production, and the upper limit value of high voltage loading can be influenced by external environment humidity. The fixture is added, so that no air exists on the surface of the X-ray bulb tube 1, and no humidity is influenced.
The above description has been made of specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (7)
1. The utility model provides a glass vacuum high-pressure clamp, includes X ray bulb, locates blast pipe, the cathode power line of X ray bulb bottom, locates the anode power line at X ray bulb top, the X ray bulb is fixed in on the workstation through the blast pipe, its characterized in that: the X-ray tube comprises a cathode electrode arranged at the bottom of the X-ray tube, a probe with one end connected to the top of the X-ray tube, an anode electrode and a glass bell jar fixed on a workbench, wherein the other end of the probe is connected to the bottom of the top end of the glass bell jar, the anode electrode is arranged at the top of the glass bell jar and connected to the probe, a cathode power line is connected with the cathode electrode, and an anode power line is connected with the anode electrode.
2. The glass vacuum high-pressure clamp according to claim 1, characterized in that: and a vacuum connector is arranged between the exhaust pipe and the workbench.
3. The glass vacuum high-pressure clamp according to claim 2, characterized in that: the vacuum connector is an O-shaped sealing ring, and the exhaust pipe is sealed with the workbench through the O-shaped sealing ring.
4. The glass vacuum high-pressure clamp according to claim 1, characterized in that: the bottom of the glass bell jar is connected with the workbench through an O-shaped sealing ring.
5. The glass vacuum high-pressure clamp according to claim 1, characterized in that: the top end of the glass bell jar is welded with a copper electrode, and the other end of the probe is connected with the copper electrode.
6. The glass vacuum high-pressure clamp according to claim 1, characterized in that: an outer vacuum joint is arranged on the inner side of the glass bell jar and is connected with a vacuum mechanical pump.
7. The glass vacuum high-pressure clamp according to claim 1, characterized in that: the bottom of the glass bell jar is fixedly connected with the workbench through a quick clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447693.3U CN210968549U (en) | 2019-09-02 | 2019-09-02 | Glass vacuum high-pressure clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921447693.3U CN210968549U (en) | 2019-09-02 | 2019-09-02 | Glass vacuum high-pressure clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210968549U true CN210968549U (en) | 2020-07-10 |
Family
ID=71460700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921447693.3U Expired - Fee Related CN210968549U (en) | 2019-09-02 | 2019-09-02 | Glass vacuum high-pressure clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210968549U (en) |
-
2019
- 2019-09-02 CN CN201921447693.3U patent/CN210968549U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 |