CN204834560U - Little focus X -ray tube - Google Patents
Little focus X -ray tube Download PDFInfo
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- CN204834560U CN204834560U CN201520421548.3U CN201520421548U CN204834560U CN 204834560 U CN204834560 U CN 204834560U CN 201520421548 U CN201520421548 U CN 201520421548U CN 204834560 U CN204834560 U CN 204834560U
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- cylinder
- microfocus
- beryllium window
- anode
- ray tube
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Abstract
The utility model discloses a little focus X -ray tube, it includes shell body, negative pole, positive pole and beryllium window, wherein, the shell body includes a cylinder, extend on the lateral wall of cylinder have one with the side neck body that the cylinder is linked together, the negative pole install in the side neck is internal, the positive pole install in the one end of cylinder stretches into in the cylinder, the other end of cylinder is connected with the beryllium window, be provided with the fixed part who is used for installing whole ray tube on the beryllium window. Above -mentioned little focus X -ray tube can be used for the use under the continuous operational environment, seals during the use in insulating oil, and the positive pole provides sufficient high pressure, and the negative pole provides enough thin electron beam, can inspire the general X -rays that the focal spot was not more than 5 mu m at the positive pole target surface. Have the low cost, easy operation, simple to operate, it is compatible high, range of application advantage extensively.
Description
Technical field
The utility model relates to a kind of X-ray tube, particularly relates to a kind of for the microfocus X-ray pipe under continuous operation environment.
Background technology
SMT (i.e. surface mounting technology) is the most popular, the most widely used technology of current Electronic Assemblies industry, uses SMT technology can make electronic product reduced volume 40 ~ 60%, weight reduction 60 ~ 80%.But the thing followed is traditional detection means, as common focus X-ray ray machine etc. can not meet the existing quality of production product and the requirement of reliability, especially cannot find out the defect of components and parts inside, be difficult to use in continuous operation environment.
Utility model content
The purpose of this utility model is to provide a kind of microfocus X-ray pipe, and it can be used in continuous print operational environment, detects reliable and stable, the problems referred to above existed during to solve focus X-ray ray machine detected electrons product common in prior art.
For reaching this object, the utility model by the following technical solutions:
A kind of microfocus X-ray pipe, it comprises shell body, negative electrode, anode and beryllium window, wherein, described shell body comprises a cylinder, the sidewall of described cylinder is extended with a side neck body be connected with described cylinder, described negative electrode is installed in described side neck body, and described anode is installed on one end of described cylinder and stretches in described cylinder, the other end of described cylinder is connected with beryllium window, described beryllium window is provided with the fixed part for installing whole ray tube.
Especially, described anode is installed on described cylinder by anode cap.
Especially, described side neck body is vertical with described cylinder is arranged.
Especially, described fixed part is the flange be fixedly connected with described beryllium window.
Especially, described anode adopts TU0 oxygen-free copper to process.
Especially, described shell body adopts DM308 glass processing to form.
Especially, described cylinder and described anode cap can cut down pipe by 4J29 and carry out sealing-in.
Especially, described flange adopts brass to process.
The beneficial effects of the utility model are, compared with prior art described microfocus X-ray pipe can be used in the use under continuous operation environment, be enclosed in during use in insulating oil, anode provides enough high pressure (being not more than 100KV), and negative electrode provides enough thin electron beam (effective cross-section diameter is not more than 5 μm).Can inspire at anode target surface the x-ray that focal spot is not more than 5 μm, there is low cost, simple to operate, easy for installation, compatible high, the advantage of applied range.
Accompanying drawing explanation
Fig. 1 is the structural representation of the microfocus X-ray pipe that the utility model embodiment 1 provides.
In figure:
1, shell body; 2, negative electrode; 3, anode; 4, beryllium window; 5, cylinder; 6, side neck body; 7, anode cap; 8, mounting flange.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Refer to shown in Fig. 1, Fig. 1 is the structural representation of the microfocus X-ray pipe that the utility model embodiment 1 provides.
In the present embodiment, a kind of microfocus X-ray pipe comprises shell body 1, negative electrode 2, anode 3 and beryllium window 4, and described shell body 1 adopts DM308 glass processing to form.Described shell body 1 comprises a cylinder 5, the sidewall of described cylinder 5 is vertically extended with a side neck body 6 be connected with described cylinder 5, described negative electrode 2 is processed by high purity tungsten, molybdenum, nickel, tantalum, be installed in described side neck body 6, described anode adopts TU0 oxygen-free copper to process, be installed on one end of described cylinder 5 by anode cap 7 and stretch in described cylinder 5, described cylinder 5 can cut down pipe with described anode cap 7 by 4J29 and carry out sealing-in.
Described beryllium window 4 is connected to described cylinder 5 other end, and described beryllium window 4 is provided with the mounting flange 8 for installing whole ray tube, and described mounting flange 8 adopts brass to process.
Above-mentioned microfocus X-ray pipe must be enclosed in insulating oil and use, and anode provides enough high pressure (being not more than 100KV), and negative electrode provides enough thin electron beam (effective cross-section diameter is not more than 5 μm).The x-ray that focal spot is not more than 5 μm can be inspired at anode target surface.
Above embodiment has just set forth general principle of the present utility model and characteristic; the utility model does not limit by above-mentioned example; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various change and change, and these changes and change all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. a microfocus X-ray pipe, it comprises shell body, negative electrode, anode and beryllium window, it is characterized in that, described shell body comprises a cylinder, the sidewall of described cylinder is extended with a side neck body be connected with described cylinder, described negative electrode is installed in described side neck body, and described anode is installed on one end of described cylinder and stretches in described cylinder, the other end of described cylinder is connected with beryllium window, described beryllium window is provided with the fixed part for installing whole ray tube.
2. microfocus X-ray pipe according to claim 1, is characterized in that, described anode is installed on described cylinder by anode cap.
3. microfocus X-ray pipe according to claim 1, is characterized in that, described side neck body is vertical with described cylinder to be arranged.
4. microfocus X-ray pipe according to claim 1, is characterized in that, described fixed part is the flange be fixedly connected with described beryllium window.
5. microfocus X-ray pipe according to claim 1, is characterized in that, described anode adopts TU0 oxygen-free copper to process.
6. microfocus X-ray pipe according to claim 1, is characterized in that, described shell body adopts DM308 glass processing to form.
7. microfocus X-ray pipe according to claim 2, is characterized in that, described cylinder and described anode cap can cut down pipe by 4J29 and carry out sealing-in.
8. microfocus X-ray pipe according to claim 4, is characterized in that, described flange adopts brass to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520421548.3U CN204834560U (en) | 2015-06-17 | 2015-06-17 | Little focus X -ray tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520421548.3U CN204834560U (en) | 2015-06-17 | 2015-06-17 | Little focus X -ray tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204834560U true CN204834560U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520421548.3U Active CN204834560U (en) | 2015-06-17 | 2015-06-17 | Little focus X -ray tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204834560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916513A (en) * | 2015-06-17 | 2015-09-16 | 无锡日联科技有限公司 | Micro-focus X-ray tube |
-
2015
- 2015-06-17 CN CN201520421548.3U patent/CN204834560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916513A (en) * | 2015-06-17 | 2015-09-16 | 无锡日联科技有限公司 | Micro-focus X-ray tube |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |