CN217721877U

CN217721877U - X-ray tube assembly

Info

Publication number: CN217721877U
Application number: CN202221633753.2U
Authority: CN
Inventors: 夏伟
Original assignee: Shaanxi Wevankes Power Tube Co ltd
Current assignee: Shaanxi Wevankes Power Tube Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-01
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses an X-ray tube assembly, include: the X-ray tube comprises a base, wherein an X-ray tube shell is fixedly mounted at the upper part of the base, a vacuum cover is fixedly mounted inside the X-ray tube shell, a cavity part is formed between the outer wall of the vacuum cover and the inner wall of the X-ray tube shell, two ends of the bottom of the X-ray tube shell are respectively provided with a circular hole, a sleeve is fixedly mounted inside the circular hole, and the sleeve is communicated with the cavity part; install air cooling spare on the base, install the cooling tube on the air cooling spare, the air pump is installed to the intercommunication on the cooling tube, and cooling tube and cavity portion intercommunication, effectual vacuum hood to the X ray and inside cool down, improve X ray output volume and X ray film sensitivity, avoid target surface and X-ray tube to damage, improved X-ray tube's life.

Description

X-ray tube assembly

Technical Field

The utility model relates to an X-ray tube technical field specifically is an X-ray tube subassembly.

Background

The X-ray tube is a vacuum diode operating at high voltage. Comprises two electrodes: one is a filament for emitting electrons as a cathode, and the other is a target for receiving electron bombardment as an anode. Both electrodes are sealed in a high vacuum glass or ceramic envelope.

The requirement for the X-ray tube is that the focus is small, the intensity is large to form larger power density, therefore, relatively large power is required to be supplied to the anode, but the efficiency of the X-ray tube is very low, more than 99% of electron beam power becomes anode heat loss, so that focal spots are overheated, the output quantity of X-rays is obviously reduced, the X-ray film has insufficient light sensitivity, the target surface has the phenomena of cracking, melting corrosion and the like, and when the X-ray tube is seriously melted and splashed, the X-ray tube can be burst and damaged, and the service life of the X-ray tube is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an X-ray tube subassembly through setting up cooling chamber and cooling case, solves that X-ray tube during operation temperature is very high, causes the damage and influences the problem of throwing the effect to its inside subassembly.

In order to achieve the above object, the utility model discloses a main technical scheme include:

an X-ray tube assembly comprising:

the X-ray tube comprises a base, wherein an X-ray tube shell is fixedly mounted at the upper part of the base, a vacuum cover is fixedly mounted inside the X-ray tube shell, a cavity part is formed between the outer wall of the vacuum cover and the inner wall of the X-ray tube shell, round holes are respectively formed in two ends of the bottom of the X-ray tube shell, a sleeve is fixedly mounted inside each round hole, and the sleeve is communicated with the cavity part;

install air cooling spare on the base, install the cooling tube on the air cooling spare, the air pump is installed in the intercommunication on the cooling tube, the cooling tube with cavity portion intercommunication.

As the preferred technical scheme, the cavity part is a cooling cavity, and the round hole is communicated with the cooling cavity.

As a preferred technical scheme, the air cooling piece comprises a cooling box and a semiconductor refrigeration piece, the cooling box is fixedly installed on the base, a plurality of installation holes are formed in one side of the cooling box, and the semiconductor refrigeration piece is fixedly installed inside the installation holes;

the cold end of the semiconductor refrigeration piece faces towards the inside of the cooling box, and the hot end of the semiconductor refrigeration piece faces towards the outside of the cooling box.

As the preferred technical scheme, jacks are formed in two ends of the cooling box, the cooling pipes are fixedly installed in the two jacks, and two ends of each cooling pipe are fixedly communicated with the two sleeves respectively.

Preferably, the cooling pipe is spirally arranged inside the cooling box.

According to the preferable technical scheme, a lower water hole is formed in the bottom of the X-ray tube shell, a water tank is fixedly mounted on the base, a lower water pipe is fixedly communicated with the top of the water tank, and one end of the lower water pipe is fixedly communicated with the lower water hole.

As a preferred technical scheme, a baffle is fixedly installed on the cooling box, and the baffle can be used for carrying out front side blocking on heat generated by the hot end of the semiconductor refrigerating sheet.

As the preferred technical scheme, the baffle is the heat absorption rock wool board.

The utility model discloses possess following beneficial effect at least:

the utility model provides an X-ray tube assembly, high temperature air suction through cooling intracavity portion to the inside of cooling pipe, when the inside high temperature air of cooling pipe during through the inside of cooling box, the air conditioning that the semiconductor refrigeration piece cold junction on the cooling box produced cools down the cooling to the inside high temperature air of cooling pipe in the inside of cooling box, the air after the cooling becomes the cold air and spreads into the inside in cooling chamber into by the other end of cooling pipe, carry out circulation cooling to the vacuum hood, effectually cool down to the vacuum hood of X ray and inside thereof, improve X ray output quantity and X ray film light sensitivity, avoid target surface and X-ray tube to damage, the life of X-ray tube has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a sectional view of an X-ray tube housing of an X-ray tube assembly according to the present invention;

fig. 2 is a sectional view of a cooling box of an X-ray tube assembly according to the present invention;

fig. 3 is a schematic diagram of a baffle structure of an X-ray tube assembly according to the present invention.

The reference numbers indicate:

1. a base; 2. an X-ray tube housing; 21. a circular hole; 22. a sleeve; 23. a drain hole; 3. a vacuum hood; 4. a cooling cavity; 5. a cooling box; 51. mounting holes; 52. a jack; 6. a semiconductor refrigeration sheet; 7. a cooling pipe; 8. an air pump; 9. a water tank; 91. a sewer pipe; 10. and a baffle plate.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1 to 3, in the embodiment of the present invention,

the present embodiment provides an X-ray tube assembly comprising: the X-ray tube comprises a base 1, wherein an X-ray tube shell 2,X is fixedly mounted at the upper part of the base 1, a vacuum cover 3 is fixedly mounted inside an X-ray tube shell 2, a cavity part is formed between the outer wall of the vacuum cover 3 and the inner wall of the X-ray tube shell 2, circular holes 21 are respectively formed at two ends of the bottom of the X-ray tube shell 2, a sleeve 22 is fixedly mounted inside the circular holes 21, and the sleeve 22 is communicated with the cavity part; install air cooling spare on the base 1, install cooling tube 7 on the air cooling spare, air pump 8 is installed in the intercommunication on the cooling tube 7, cooling tube 7 and cavity portion intercommunication.

The cavity part is a cooling cavity 4, the round hole 21 is communicated with the cooling cavity 4, a large amount of heat is generated inside the vacuum cover 3, and the heat is transferred into the cooling cavity 4 from the cover wall of the vacuum cover 3, so that the heat can be conveniently treated; the air cooling piece comprises a cooling box 5 and semiconductor refrigerating pieces 6, the cooling box 5 is fixedly arranged on the base 1, a plurality of mounting holes 51 are formed in one side of the cooling box 5, and the semiconductor refrigerating pieces 6 are fixedly arranged inside the mounting holes 51; the cold end of the semiconductor refrigeration piece 6 faces the inside of the cooling box 5, the hot end of the semiconductor refrigeration piece 6 faces the outside of the cooling box 5, the semiconductor refrigeration piece 6 has the function of rapid refrigeration, and cold air generated by the semiconductor refrigeration piece 6 enters the inside of the cooling box 5, so that a cold cavity is formed inside the cooling box 5; the two ends of the cooling box 5 are provided with the jacks 52, the cooling pipe 7 is fixedly installed inside the two jacks 52, the two ends of the cooling pipe 7 are respectively and fixedly communicated with the two sleeves 22, the cooling pipe 7 is used for conveying high-temperature air inside the cooling cavity 4 to the inside of the cooling box 5, cooling treatment is carried out inside the cooling box 5, the air after cooling treatment becomes cold air and is conveyed into the inside of the cooling cavity 4 from the other end of the cooling pipe 7, and the air pump 8 can provide power for production and conveying, so that the inside of the cooling cavity 4 can be cooled conveniently; the cooling pipe 7 is spiral inside the cooling box 5, and the spiral effect of the cooling pipe 7 is that high-temperature air inside the cooling pipe 7 can be cooled for a long time inside the cooling box 5, so that the high-temperature air can be better cooled; a lower water hole 23 is formed in the bottom of the X-ray tube shell 2, a water tank 9 is fixedly mounted on the base 1, a lower water pipe 91 is fixedly communicated with the top of the water tank 9, one end of the lower water pipe 91 is fixedly communicated with the lower water hole 23, cooled air enters the cooling cavity 4, cold air is contacted with the heat-transfer vacuum cover 3, mist water can be generated, and the mist water drips to flow into the water tank 9 from the lower water pipe 91, so that the device is convenient to use; the cooling box 5 is fixedly provided with a baffle 10, the baffle 10 can carry out front side blocking on heat generated by the hot end of the semiconductor refrigerating sheet 6, and the baffle 10 can prevent the heat generated by the hot end of the semiconductor refrigerating sheet 6 from being discharged from the front side, so that the heat is discharged from two sides, and the discomfort caused to a human body is reduced; baffle 10 is heat absorption rock wool board, and the rock wool board can adsorb most heat, reduces the heat dispersion, helps the use of this device.

As is well known to those skilled in the art, the working principle and the wiring method of the semiconductor refrigeration plate 6 and the air pump 8 are common and are all conventional means or common knowledge, and are not described herein, and those skilled in the art can arbitrarily select and match the models according to their needs or convenience.

The working principle is as follows: when the temperature is reduced, the air pump 8 is started to pump high-temperature air in the temperature reduction cavity 4 into the temperature reduction pipe 7, when the high-temperature air in the temperature reduction pipe 7 passes through the inside of the temperature reduction box 5, the cold air generated by the cold end of the semiconductor refrigeration sheet 6 on the temperature reduction box 5 cools the high-temperature air in the temperature reduction pipe 7 in the temperature reduction box 5, the spiral effect of the temperature reduction pipe 7 is that the high-temperature air in the temperature reduction pipe 7 can be cooled for a long time in the temperature reduction box 5, so that the high-temperature air can be better cooled, the cooled air becomes cold air and is introduced into the temperature reduction cavity 4 from the other end of the temperature reduction pipe 7, and the vacuum cover 3 is circularly cooled;

the cooled air enters the cooling cavity 4, and the cold air is contacted with the heat-transfer vacuum cover 3 to generate mist water which drops into the water tank 9 from the sewer pipe 91;

the baffle 10 prevents heat from being discharged from the front side, and can absorb most of heat, thereby reducing heat dispersion.

The foregoing description shows and describes several preferred embodiments of the present invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, and is not to be construed as excluding other embodiments, but is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. An X-ray tube assembly, comprising:

the X-ray tube comprises a base (1), wherein an X-ray tube shell (2) is fixedly mounted on the upper portion of the base (1), a vacuum cover (3) is fixedly mounted inside the X-ray tube shell (2), a cavity is formed between the outer wall of the vacuum cover (3) and the inner wall of the X-ray tube shell (2), round holes (21) are respectively formed in two ends of the bottom of the X-ray tube shell (2), a sleeve (22) is fixedly mounted inside each round hole (21), and the sleeve (22) is communicated with the cavity;

install air cooling spare on base (1), install cooling tube (7) on the air cooling spare, air pump (8) are installed in the intercommunication on cooling tube (7), cooling tube (7) with cavity portion intercommunication.

2. The X-ray tube assembly of claim 1, wherein: the cavity part is a cooling cavity (4), and the round hole (21) is communicated with the cooling cavity (4).

3. The X-ray tube assembly of claim 1, wherein: the air cooling piece comprises a cooling box (5) and semiconductor refrigerating pieces (6), the cooling box (5) is fixedly installed on the base (1), a plurality of installation holes (51) are formed in one side of the cooling box (5), and the semiconductor refrigerating pieces (6) are fixedly installed inside the installation holes (51);

the cold end of the semiconductor refrigeration piece (6) faces towards the inside of the cooling box (5), and the hot end of the semiconductor refrigeration piece (6) faces towards the outside of the cooling box (5).

4. An X-ray tube assembly according to claim 3, wherein: jacks (52) are formed in two ends of the cooling box (5), the cooling pipe (7) is fixedly installed in the two jacks (52), and two ends of the cooling pipe (7) are fixedly communicated with the two sleeves (22) respectively.

5. The X-ray tube assembly of claim 4, wherein: the cooling pipe (7) is arranged in the cooling box (5) in a spiral shape.

6. The X-ray tube assembly of claim 1, wherein: the X-ray tube is characterized in that a lower water hole (23) is formed in the bottom of the X-ray tube shell (2), a water tank (9) is fixedly mounted on the base (1), a lower water pipe (91) is fixedly communicated with the top of the water tank (9), and one end of the lower water pipe (91) is fixedly communicated with the lower water hole (23).

7. The X-ray tube assembly of claim 3, wherein: the cooling box (5) is fixedly provided with a baffle (10), and the baffle (10) can carry out front side blocking on heat generated by the hot end of the semiconductor refrigerating sheet (6).

8. The X-ray tube assembly of claim 7, wherein: the baffle (10) is a heat absorption rock wool board.