CN216119570U

CN216119570U - X-ray shielding device

Info

Publication number: CN216119570U
Application number: CN202121960793.3U
Authority: CN
Inventors: 李宁; 彭良玉; 程学森
Original assignee: Hefei Haiwei Photoelectric Technology Co ltd
Current assignee: Hefei Haiwei Photoelectric Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-03-22
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses an X-ray shielding device which comprises a lead wire mounting plate, wherein an anode lead wire end cover and a cathode lead wire end cover are respectively arranged at the left part and the right part of the upper end of the lead wire mounting plate, an anode oil pipe plug is arranged at the left end of the anode lead wire end cover, a cathode lead wire plug is arranged at the right end of the cathode lead wire end cover, a first oil inlet hole is formed in the front side of the outer cylindrical surface of the anode oil pipe plug, an oil outlet hole is formed in the rear side of the outer cylindrical surface of the cathode lead wire plug, and a protective lead cylinder is jointly arranged between the anode lead wire end cover and the cathode lead wire end cover. The X-ray shielding device has compact structure and small volume, does not generate X-ray radiation leakage in other directions except the outlet seat, has good X-ray shielding effect, and has reliable electrical insulation between cathode and anode high voltage and the ground due to the particularity of lead end cover materials at two ends.

Description

X-ray shielding device

Technical Field

The utility model relates to the technical field of X-ray shielding devices, in particular to an X-ray shielding device.

Background

In recent years, X-ray nondestructive testing techniques have been widely used in the fields of security inspection, food safety inspection, industrial flaw detection, medical imaging, and the like. In the process of X-ray detection, because the X-ray radiation range is large, the body of a worker near a detection site is damaged to a certain extent, and therefore, the X-ray detection platform needs to be shielded.

The shielding structure of the existing X-ray generating device is that a lead plate is directly adhered to the inner wall of a high-voltage oil tank, and only a main irradiation window is reserved, so that the ray leakage protection of a non-main irradiation surface is realized. However, the large-area lead pasting enables the equipment to be too heavy, affects system heat dissipation, is complex in structure, easy to cause side leakage, incapable of complete insulation shielding, inconvenient to use and poor in use effect. Therefore, we propose an X-ray shielding device.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an X-ray shielding device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the shielding device for the X ray comprises a lead decoration mounting plate, wherein an anode lead decoration end cover and a cathode lead decoration end cover are respectively mounted at the left end and the right end of the upper end of the lead decoration mounting plate, an anode oil pipe plug is mounted at the left end of the anode lead decoration end cover, a cathode lead decoration end plug is mounted at the right end of the cathode lead decoration end cover, an oil inlet is formed in the front side of the outer cylindrical surface of the anode oil pipe plug, an oil outlet is formed in the rear side of the outer cylindrical surface of the cathode lead decoration end cover, a protection lead cylinder is jointly mounted between the anode lead decoration end cover and the cathode lead decoration end cover, an outlet seat is mounted at the lower part of the outer cylindrical surface of the protection lead cylinder and is located in the middle of the lead decoration mounting plate, a lead decoration connecting plate is jointly mounted at the front part of the upper end of the anode lead decoration end cover and the front part of the upper end of the cathode lead decoration end cover, an insulating lead cylinder is mounted at the right end of the anode lead decoration end cover, the insulating cylinder is positioned in the inner cavity of the protective lead cylinder, the inner circumferential surface of the insulating cylinder is provided with a ray tube, and the right end of the ray tube is connected with the left end of the cathode lead sulfonic end cover.

Preferably, positive pole lead huang end cover includes the fixing base No. one, the upper end and the lower extreme of a fixing base respectively with lead huang connecting plate and lead huang mounting panel fixed connection, a retainer plate is installed to the right-hand member of a fixing base, centre bore and a round hole have been seted up at the right-hand member middle part of a fixing base, centre bore and a round hole all are located the inboard of a retainer plate, centre bore (23) and a round hole (24) all communicate with an inlet port (41), insulating cylinder (8) are installed on the internal face of a retainer plate (22).

Preferably, the cathode lead ornament end cover comprises a second fixing seat, the upper end and the lower end of the second fixing seat are fixedly connected with the lead ornament connecting plate and the lead ornament mounting plate respectively, the left end of the second fixing seat is provided with a second fixing ring, the middle part of the left end of the second fixing seat is provided with a cathode hole, the cathode hole is positioned on the inner side of the second fixing ring, the cathode hole is communicated with the oil outlet, and the right end of the ray tube is inserted into the cathode hole.

Preferably, the first round hole is provided with a plurality of round holes which are distributed in a round array by taking the central hole as the center.

Preferably, the outlet seat is of a hollow structure, and the inner cavity of the outlet seat is communicated with the inner cavity of the protective lead cylinder.

Preferably, the lead-sulfur mounting plate is of a hollow structure.

Compared with the prior art, the utility model has the following beneficial effects:

the X-ray shielding device has the advantages that X-ray radiation leakage cannot occur in other directions except for the outlet seat, the X-ray shielding effect is good, and meanwhile due to the particularity of lead end cover materials at two ends, the device has reliable electrical insulation property for the cathode and anode high voltage to the ground.

2. The shielding structure has small volume, and the whole ray device is lighter and smaller on the premise of ensuring good shielding effect, so that the omnibearing installation and portable application are easier to realize;

3. the cathode lead-sulfur end cover and the anode lead-sulfur end cover are made of special materials, can shield X rays and prevent leakage, and have good electrical insulation performance, so that direct-current high voltage applied to the cathode and the anode of the X-ray tube can not discharge to a protective lead cylinder and a shell in a small volume space;

4. the anode oil pipe plug and the cathode lead-acid plug are respectively provided with an oil inlet hole and an oil outlet hole, cooling oil is injected through the oil inlet hole, a gap between the cathode lead-acid end cover and the protective lead cylinder and the oil outlet hole are used as oil outlets for discharging the cooling oil, an integral oil path is provided, circulation convection of oil media inside and outside the shielding device is facilitated, heat generated by an X-ray tube inside the shielding device can be efficiently taken out, and the service life of the X-ray tube can be obviously prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of an X-ray shielding device according to the present invention;

FIG. 2 is a rear view of the X-ray shielding device according to the present invention;

FIG. 3 is a schematic diagram of the internal structure of an X-ray shielding device according to the present invention;

FIG. 4 is a schematic view of the structure of an anode lead-sulfur end cap of the X-ray shielding device of the present invention;

FIG. 5 is a schematic view of a cathode lead sulfonic end cap of the X-ray shielding device of the present invention;

fig. 6 is a schematic view of a tube structure of an X-ray shielding apparatus according to the present invention.

In the figure: 1. mounting lead-sulfur board; 2. anode lead sulfonic acid end covers; 3. a cathode lead-sulfur end cap; 4. an anode oil pipe plug; 5. a cathode lead plug; 6. a protective lead cylinder; 7. a lead-sulfur connecting plate; 8. an insulating cylinder; 9. a tube; 10. an outlet seat; 21. a first fixed seat; 22. a first fixing ring; 23. a central bore; 24. a first round hole; 31. a second fixed seat; 32. a second fixing ring; 33. a cathode hole; 41. a first oil inlet hole; 51. an oil outlet.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, an X-ray shielding device comprises a lead-sulfur mounting plate 1, wherein the left part and the right part of the upper end of the lead-sulfur mounting plate 1 are respectively provided with an anode lead-sulfur end cover 2 and a cathode lead-sulfur end cover 3, the left end of the anode lead-sulfur end cover 2 is provided with an anode oil pipe plug 4, the right end of the cathode lead-sulfur end cover 3 is provided with a cathode lead-sulfur plug 5, the front side of the outer cylindrical surface of the anode oil pipe plug 4 is provided with an oil inlet 41, the rear side of the outer cylindrical surface of the cathode lead-sulfur plug 5 is provided with an oil outlet 51, a protective lead cylinder 6 is jointly arranged between the anode lead-sulfur end cover 2 and the cathode lead-sulfur end cover 3, the lower part of the outer cylindrical surface of the protective lead cylinder 6 is provided with an outlet base 10, the outlet base 10 is positioned in the middle part of the lead-sulfur mounting plate 1, the front part of the upper end of the anode lead-sulfur end cover 2 and the front part of the upper end of the cathode lead-sulfur end cover 3 are jointly provided with a lead-sulfur connecting plate 7, and the right end of the anode lead-sulfur end cover 2 is provided with an insulating cylinder 8, the insulating cylinder 8 is positioned in the inner cavity of the protective lead cylinder 6, the inner circumferential surface of the insulating cylinder 8 is provided with a ray tube 9, and the right end of the ray tube 9 is connected with the left end of the cathode lead sulfonic end cover 3.

The anode lead decoration end cover 2 comprises a fixing seat 21, the upper end and the lower end of the fixing seat 21 are fixedly connected with a lead decoration connecting plate 7 and a lead decoration mounting plate 1 respectively, a fixing ring 22 is installed at the right end of the fixing seat 21, a center hole 23 and a round hole 24 are formed in the middle of the right end of the fixing seat 21, the center hole 23 and the round hole 24 are located on the inner side of the fixing ring 22, the center hole 23 and the round hole 24 are communicated with an oil inlet 41, and an insulating cylinder 8 is installed on the inner wall face of the fixing ring 22.

A fixing base 21 plays the effect of connecting lead and decorate mounting panel 1, and insulating cylinder 8 is installed on the internal wall of a retainer plate 22, can improve the leakproofness, prevents that the X ray from revealing, can make oil enter into this device from an inlet port 41 through centre bore 23 and a round hole 24, plays radiating effect.

The cathode lead ornament end cover 3 comprises a second fixing seat 31, the upper end and the lower end of the second fixing seat 31 are fixedly connected with the lead ornament connecting plate 7 and the lead ornament mounting plate 1 respectively, a second fixing ring 32 is mounted at the left end of the second fixing seat 31, a cathode hole 33 is formed in the middle of the left end of the second fixing seat 31, the cathode hole 33 is located on the inner side of the second fixing ring 32, the cathode hole 33 is communicated with the oil outlet 51, and the right end of the ray tube 9 is inserted into the cathode hole 33.

The second fixing seat 31 plays a role of connecting the lead wire mounting plate 1, the cathode hole 33 plays a role of fixing the ray tube 9 and passing the wire, and is communicated with the oil outlet hole 51 to be used as an oil outlet, thereby playing a role of discharging cooling oil. Oil enters from the first oil inlet 41 and comes out from gaps among the anode lead-sulfur end cover 2, the cathode lead-sulfur end cover 3 and the protective lead cylinder 6 and the oil outlet 51.

The first circular hole 24 is provided in plurality and distributed in a circular array with the central hole 23 as the center.

Through the central hole 23 and the first round hole 24, oil can uniformly enter the device from the first oil inlet hole 41, and the heat dissipation effect is improved.

The outlet seat 10 is of a hollow structure, and the inner cavity of the outlet seat 10 is communicated with the inner cavity of the protective lead cylinder 6.

Can play a role in emitting rays in a single direction.

The lead-sulfur mounting plate 1 is of a hollow structure.

The quality of the lead mounting plate 1 can be reduced, the manufacturing cost is reduced, the structure is more compact, and the volume is smaller.

When the shielding device for the X-ray is used, a ray tube 9 generates the X-ray under the action of high pressure, a high-speed electron beam bombards an inclined anode target surface, most of the generated X-ray is emitted from an outlet seat 10, and part of the generated X-ray is emitted to other directions through scattering, refraction and the like, and is shielded under the action of an anode lead-plated end cover 2, a cathode lead-plated end cover 3 and a protective lead cylinder 6, so that the leakage of X-ray radiation is effectively prevented. The X-ray shielding device has the advantages of compact structure, small volume, no X-ray radiation leakage in all directions except the outlet seat 10, good X-ray shielding effect and convenient use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The X-ray shielding device comprises a lead mounting plate (1) and is characterized in that: the utility model discloses a lead cable, including lead, lead and reed mounting panel (1), the upper end left part and the upper end right part of lead reed mounting panel (1) are installed positive pole lead reed end cover (2) and negative pole lead reed end cover (3) respectively, positive pole lead reed end cap (4) are installed to the left end that positive pole lead reed end cover (2), negative pole lead reed end cap (5) are installed to the right-hand member of negative pole lead reed end cover (3), No. one oil inlet (41) have been seted up to the outer face of cylinder front side of positive pole oil pipe end cap (4), the outer face of cylinder rear side that negative pole lead reed end cap (5) is equipped with oil outlet (51), install protection lead tube (6) between positive pole lead reed end cap (2) and negative pole lead reed end cover (3) jointly, outlet seat (10) are installed to the outer face lower part of protection lead tube (6), outlet seat (10) are located the middle part of lead reed mounting panel (1), the upper end front portion of positive pole lead reed end cover (2) and the upper end front portion of negative pole lead reed end cover (3) install lead reed connecting plate (7) jointly, the right end of the anode lead sulfonate end cover (2) is provided with an insulating cylinder (8), the insulating cylinder (8) is positioned in the inner cavity of the protective lead cylinder (6), the inner circumferential surface of the insulating cylinder (8) is provided with a ray tube (9), and the right end of the ray tube (9) is connected with the left end of the cathode lead sulfonate end cover (3).

2. The shielding device for X-ray according to claim 1, wherein: lead of positive pole is decorated end cover (2) and is included fixing base (21), the upper end and the lower extreme of fixing base (21) decorate connecting plate (7) and lead respectively with lead and decorate mounting panel (1) fixed connection, retainer plate (22) are installed to the right-hand member of fixing base (21), centre bore (23) and round hole (24) have been seted up at the right-hand member middle part of fixing base (21), centre bore (23) and round hole (24) all are located the inboard of a retainer plate (22), centre bore (23) and round hole (24) all communicate with oil inlet (41), insulator cylinder (8) are installed on the internal face of a retainer plate (22).

3. The shielding device for X-ray according to claim 2, wherein: lead of negative pole is fried and is covered end cover (3) including No. two fixing base (31), No. two fixing base (31) upper end and lower extreme respectively with lead are fried connecting plate (7) and lead and are fried mounting panel (1) fixed connection, No. two retainer plate (32) are installed to the left end of No. two fixing base (31), negative pole hole (33) have been seted up at the left end middle part of No. two fixing base (31), negative pole hole (33) are located No. two retainer plate (32) inboardly, negative pole hole (33) and oil outlet (51) intercommunication, the right-hand member of ray tube (9) is pegged graft in negative pole hole (33).

4. The shielding device for X-ray according to claim 2, wherein: the first round holes (24) are arranged in a plurality of circular arrays with the center holes (23) as centers.

5. The shielding device for X-ray according to claim 1, wherein: the outlet seat (10) is of a hollow structure, and the inner cavity of the outlet seat (10) is communicated with the inner cavity of the protective lead cylinder (6).

6. The shielding device for X-ray according to claim 1, wherein: the lead-sulfur mounting plate (1) is of a hollow structure.