CN203631485U - Ultraviolet phototube anode having optical window - Google Patents
Ultraviolet phototube anode having optical window Download PDFInfo
- Publication number
- CN203631485U CN203631485U CN201320878113.2U CN201320878113U CN203631485U CN 203631485 U CN203631485 U CN 203631485U CN 201320878113 U CN201320878113 U CN 201320878113U CN 203631485 U CN203631485 U CN 203631485U
- Authority
- CN
- China
- Prior art keywords
- optical window
- anode
- shell
- anode body
- ultraviolet phototube
- 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 - Lifetime
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- 230000003287 optical effect Effects 0.000 title claims abstract description 48
- 239000011521 glass Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052594 sapphire Inorganic materials 0.000 claims description 4
- 239000010980 sapphire Substances 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract 3
- 208000033641 Ring chromosome 5 syndrome Diseases 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229940065287 selenium compound Drugs 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to an ultraviolet phototube anode having an optical window. The ultraviolet phototube anode comprises an anode body arranged at the upper end of a shell. The external form of the anode body adapts to the shape of an inner wall of the upper end of the shell. The lower end of the anode body is inserted in an upper part of the shell. The anode body is provided with an installation groove with an opening facing upwardly. The installation groove is internally provided with an optical window. The upper end of the anode body is provided with a positioning clasp. The positioning clasp protrudes from an external side of the anode body in an upper direction. The lower edge of the positioning clasp is connected with an upper transverse plane of the shell. In the structure, the optical window is arranged in the installation groove preset in the anode body, and the positioning clasp is stably overlapped above the shell, so that the connection strength of a mode is good, the structure is more stable, the production and manufacture is convenient, the cost is low, the processing and manufacture is easy, and the structural stability of a product is better.
Description
Technical field
The utility model relates to a kind of anode of ultraviolet phototube, particularly a kind of anode of the ultraviolet phototube with optical window.
Background technology
Ultraviolet phototube is to utilize the external photoelectric effect of material electron emission under the irradiation of light and one of photoelectric device of making, conventionally formed by a negative electrode and an anode, and be sealed in a glass tube with vacuum, wherein, negative electrode and anode are all placed in sealing shell, to prevent that responsive optics is subject to external light influence, but must reserve an optical channel, the namely optical window of cover plate of a leaded light need to be set in the enclosure.Under normal circumstances, along with the difference that optical property requires, the common used material of manufacturing optical window comprises BK7 glass, calcirm-fluoride, Ge, photonic propulsion diamond, sapphire, thermosetting ADC, UV level fused silica, zinc selenium compound etc.
Application number is that 201120343887.6 Chinese utility model patent " a kind of ultraviolet phototube " discloses a kind of ultraviolet phototube, comprise shell and base, opening is arranged at described shell top, described base and shell encapsulation vacuumize formation seal chamber, in described cavity, comprise negative electrode, described negative electrode top is provided with anode, between described negative electrode and anode, be provided with electrode insulation part, described anode top is provided with the optical window of being made up of saturating purple material, described optical window is in described shell opening part and shell sealing-in, described anodic bonding anode pin, described negative electrode connects negative electrode pin, described negative electrode pin and anode pin stretch out in outside base, described anode comprises purple material matrix and is overlying on the saturating purple metallic diaphragm of nanoscale of matrix surface, described negative electrode comprises nonmetal basal body and is overlying on the doping metals rete of matrix surface, but, the weak point of said structure is: the bonding strength of optical window and shell is poor, production and processing difficulty is large.
Utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of prior art, provides a kind of syndeton simple, the anode of the ultraviolet phototube with optical window that production and processing is more prone to.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of anode of the ultraviolet phototube with optical window, comprise the anode body that is arranged at shell upper end, the inner wall shape of the external form of described anode body and shell upper end is mutually adaptive, the lower end of described anode body is plugged in the top of shell, described anode body is provided with uncovered mounting groove upward, in described mounting groove, be provided with optical window, the upper end of described anode body arranges location snap ring, described location snap ring is by the top projection laterally of anode body, and the lower edge of described location snap ring is connected with the upper surface of shell.Adopt such structure, by optical window being positioned in the mounting groove being preset on anode body, again by the stable top that is overlapped in shell of location snap ring, such mode not only bonding strength is good, structure is more stable, and manufactures conveniently, with low cost, be easy to processing and manufacturing, and the structural stability of product is better.
Preferably, described optical window is sapphire.Adopt such structure, there is good optical property.
Preferably, described optical window is high boron glass.Adopt such structure, on the basis of the good optical property of maintenance, there is beneficial effect with low cost, that production technology demand is lower.
Preferably, between described mounting groove and optical window, be provided with glass frit layer.Adopt such structure, can be in when heating oxidation, and finally between mounting groove and optical window, form oxide layer, the chemical property that is due to glass frit layer and optical window is affine, such structure finally makes the combination between mounting groove and optical window tightr.
Preferably, described shell is made up of pottery.
The upper and lower end face of the shell of preferably, making at pottery is provided with metal layer.Adopt such structure, connect more stable, tight.
Preferably, the wall thickness of described shell is 0.30mm～0.40mm.
compared with prior art, the beneficial effects of the utility model are:by optical window being positioned in the mounting groove being preset on anode body, again by the stable top that is overlapped in shell of location snap ring, such mode not only bonding strength is good, structure is more stable, and manufacture conveniently, with low cost, be easy to processing and manufacturing, and the structural stability of product is better.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Mark in figure: anode body-1; Shell-2; Mounting groove-3; Optical window-4; Snap ring-5, location.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Execution mode of the present utility model is not limited to following examples, within the various variations of making under the prerequisite that does not depart from the utility model aim all belong to protection range of the present utility model.
As shown in Figure 1, the anode of a kind of ultraviolet phototube with optical window 4 of the present embodiment, comprise the anode body 1 that is arranged at shell 2 upper ends, the wall thickness of shell 2 is 0.30mm～0.40mm, the inner wall shape of the external form of anode body 1 and shell 2 upper ends is mutually adaptive, the lower end of anode body 1 is plugged in the top of shell 2, anode body 1 is provided with uncovered mounting groove 3 upward, in mounting groove 3, be provided with optical window 4, the upper end of anode body 1 arranges location snap ring 5, location snap ring 5 is by the top projection laterally of anode body 1, the lower edge of location snap ring 5 is connected with the upper surface of shell 2.Adopt such structure, by optical window 4 being positioned in the mounting groove 3 being preset on anode body 1, again by the stable top that is overlapped in shell 2 of location snap ring 5, such mode not only bonding strength is good, structure is more stable, and manufactures conveniently, with low cost, be easy to processing and manufacturing, and the structural stability of product is better.
In the present embodiment, optical window 4 is high boron glass, shell 2 is made up of pottery, between mounting groove 3 and optical window 4, be provided with glass frit layer, can in the time of heating, be oxidized, also finally between mounting groove 3 and optical window 4, form oxide layer, the chemical property that is due to glass frit layer and optical window 4 is affine, and such structure finally makes the combination between mounting groove 3 and optical window 4 tightr, and the upper and lower end face of the shell 2 of making at pottery is provided with metal layer.Adopt such structure, connect more stable, tight.
In itself and execution mode, optical window 4 is sapphire, thereby has good optical property.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (7)
1. the anode of the ultraviolet phototube with optical window, comprise the anode body that is arranged at shell upper end, it is characterized in that: the inner wall shape of the external form of described anode body and shell upper end is mutually adaptive, the lower end of described anode body is plugged in the top of shell, described anode body is provided with uncovered mounting groove upward, in described mounting groove, be provided with optical window, the upper end of described anode body arranges location snap ring, described location snap ring is by the top projection laterally of anode body, and the lower edge of described location snap ring is connected with the upper surface of shell.
2. the anode of the ultraviolet phototube with optical window according to claim 1, is characterized in that: described optical window is sapphire.
3. the anode of the ultraviolet phototube with optical window according to claim 1, is characterized in that: described optical window is high boron glass.
4. the anode of the ultraviolet phototube with optical window according to claim 3, is characterized in that: described shell is made up of pottery.
5. the anode of the ultraviolet phototube with optical window according to claim 4, is characterized in that: between described mounting groove and optical window, be provided with glass frit layer.
6. the anode of the ultraviolet phototube with optical window according to claim 5, is characterized in that: the upper and lower end face of the shell of making at pottery is provided with metal layer.
7. according to the anode of arbitrary described ultraviolet phototube with optical window in claim 1 to 6, it is characterized in that: the wall thickness of described shell is 0.30mm～0.40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320878113.2U CN203631485U (en) | 2013-12-27 | 2013-12-27 | Ultraviolet phototube anode having optical window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320878113.2U CN203631485U (en) | 2013-12-27 | 2013-12-27 | Ultraviolet phototube anode having optical window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203631485U true CN203631485U (en) | 2014-06-04 |
Family
ID=50817937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320878113.2U Expired - Lifetime CN203631485U (en) | 2013-12-27 | 2013-12-27 | Ultraviolet phototube anode having optical window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203631485U (en) |
-
2013
- 2013-12-27 CN CN201320878113.2U patent/CN203631485U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |