CN211128366U

CN211128366U - Titanium window cooling tuyere of irradiation accelerator

Info

Publication number: CN211128366U
Application number: CN201922279414.3U
Authority: CN
Inventors: 周湘勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-28
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to an equipment part heat dissipation cooling device field provides a titanium window cooling tuyere of irradiation accelerator to the inhomogeneous problem of titanium window being heated, and this technical scheme is as follows: the titanium window comprises a titanium window body and a curved transition section, wherein the transition section is provided with an air inlet and an air outlet, the air outlet is connected with the bottom of the titanium window body, the air outlet is provided with a guide piece which is curved towards the titanium window body, the transition section is internally provided with a plurality of separation guide plates, and the transition section is divided into a plurality of air channels with equal sectional areas by the separation guide plates; the structure is simpler, the cost is less, and the titanium window has better cooling effect.

Description

Titanium window cooling tuyere of irradiation accelerator

Technical Field

The utility model belongs to the technical field of equipment unit heat dissipation cooling device and specifically relates to a titanium window cooling tuyere of irradiation accelerator is related to.

Background

The electron beam from the electron gun in the irradiation accelerator is captured by the accelerating tube, the electron beam obtains energy after passing through the accelerating tube, the electron beam enters the scanning box through the drift section of the accelerating tube, the inside of the accelerator and the scanning box is in high vacuum, and the output window of the electron beam is isolated from the outside atmosphere by virtue of a titanium film on the titanium window. When the titanium film can not bear atmospheric pressure, the vacuum of the accelerating tube and the scanning box system can be damaged, and serious consequences are caused, so that the improvement space is provided.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide a titanium window cooling tuyere of irradiation accelerator has the advantage of evenly cooling the titanium window.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a titanium window cooling tuyere of irradiation accelerator, includes titanium window body and is crooked changeover portion, the changeover portion is opened there are income wind gap and air outlet, the air outlet is connected bottom the titanium window body, the air outlet is equipped with the crooked guide of orientation titanium window body, be equipped with a plurality of partition guide plates in the changeover portion, it divide into the wind channel that a plurality of sectional area equals with the changeover portion to separate the guide plate.

By adopting the technical scheme, the titanium window cooling air nozzle is connected with an external air channel through an air inlet, air enters the titanium window cooling air nozzle through the air inlet under the action of external power, a plurality of separation guide plates are arranged in the transition section, the transition section is divided into a plurality of air channels with equal cross sections by the separation guide plates, the air enters the transition section after passing through the air inlet, the air is divided into a plurality of parts of equal-quantity air by the separation guide plates, the air comes out of the air outlet through the air channels, the air outlet is provided with a guide piece bent towards the titanium window body, so that the air is uniformly blown to the titanium window body, negative pressure is generated between a titanium film on the titanium window body and high-speed flowing air, the air flows through the surface of the titanium film in a close manner, heat is taken away, the titanium film is cooled, and the condition that the titanium;

be equipped with a plurality of guide plates of separating through being equipped with in the changeover portion, separate the guide plate and divide into the wind channel that a plurality of sectional area equals with the changeover portion for can be divided into a plurality of parts equivalent air with the air from the outside, and then make the air that blows to the titanium window body comparatively even, and have the effect that supports the changeover portion.

The utility model discloses further set up to: the bending angle of the transition section is 30-90 degrees.

By adopting the technical scheme, the bending angle of the transition section is 30-90 degrees, so that the titanium window cooling air nozzle is wide in applicability and can be used in different scenes.

The utility model discloses further set up to: the transition section comprises a first transition section in a trapezoid shape and a second transition section in a bent trapezoid shape, the first transition section is communicated with the second transition section, and the air inlet is communicated with the first transition section.

Through adopting above-mentioned technical scheme, the changeover portion is including the first changeover portion that is the trapezoidal form and the second changeover portion that is crooked trapezoidal form for the air that gets into the changeover portion from the external world is more, and can blow a plurality of equivalent air to titanium window body through the second changeover portion, and then makes titanium window body can cool off the dispersion heat.

The utility model discloses further set up to: the first transition section and the second transition section are gradually widened along with the transverse direction of the airflow direction.

Through adopting above-mentioned technical scheme, concentrate the first changeover portion that gets into through going into the wind gap when the air, prevent to go into the too big air leakage that makes in wind gap, first changeover portion and second changeover portion widen along with the air current direction is horizontal gradually for the air that gets into in the changeover portion is more.

The utility model discloses further set up to: the guide member is a guide plate.

Through adopting above-mentioned technical scheme, when a plurality of equivalent air come out from the air outlet, be the deflector through the guide, the deflector has the guide effect, with the whole titanium window body that leads of air, extravagant outside provides the air of coming for titanium window body fully cools down the cooling.

The utility model discloses further set up to: the bending angle of the guide plate towards the surface direction of the titanium window body is 15-45 degrees.

By adopting the technical scheme, the bending angle of the guide plate towards the surface direction of the titanium window body is 15-45 degrees, the angle of the guide plate towards the titanium window body can be well adjusted, and the adjusting performance is strong.

The utility model discloses further set up to: the separation guide plates are uniformly distributed.

Through adopting above-mentioned technical scheme, separate guide plate evenly distributed for can produce a plurality of equivalent air, and then make titanium window body cooling comparatively even, and evenly support the changeover portion, make the changeover portion atress even.

The utility model discloses further set up to: the titanium window cooling air nozzle is trumpet-shaped.

Through adopting above-mentioned technical scheme, titanium window cooling tuyere is the loudspeaker form for it is comparatively abundant to get into the air of titanium window cooling tuyere from the external world, and it is more to hold air content.

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

1. the titanium window cooling air nozzle of the irradiation accelerator provided by the utility model has the advantages of simple structure, low cost and good cooling effect on the titanium window;

2. the guide plate is arranged in the transition section, so that air is distributed more uniformly at the air outlet;

3. through the guide effect of utilizing the deflector, the great air that utilizes from the air outlet blows to the titanium window for the titanium window cooling speed is very fast.

Drawings

FIG. 1 is a schematic view of a titanium window cooling tuyere of an irradiation accelerator according to the present invention;

FIG. 2 is a schematic side view of a titanium window cooling tuyere of an irradiation accelerator according to the present invention;

fig. 3 is the internal schematic diagram of the first transition section of the titanium window cooling tuyere of the irradiation accelerator of the utility model.

In the figure: 1. an air inlet; 2. a transition section; 21. a first transition section; 22. a second transition section; 23. a separation baffle; 24. an air duct; 3. an air outlet; 4. a guide member; 5. a titanium window body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model provides an irradiation accelerator titanium window cooling tuyere, refers to fig. 2 and 3, and titanium window cooling tuyere is the loudspeaker form, including the changeover portion 2 that is crooked form, goes into wind gap 1 and air outlet 3 on the changeover portion 2, is equipped with a plurality of separation guide plates 23 in the changeover portion 2, separates guide plate 23 and divide into the wind channel 24 that a plurality of sectional area equals with changeover portion 2, and titanium window cooling tuyere still is including the titanium window body 5 that is the cuboid form, and the upper end and the 5 bottoms of titanium window body of air outlet 3 are connected.

Referring to fig. 1 and 2, the transition section 2 includes a first transition section 21 having a trapezoid shape and a second transition section 22 having a trapezoid shape and bent toward the titanium window body 5, in which the angle of bending of the transition section 2 toward the titanium window body 5 is 30 ° in the present embodiment, and in other embodiments, the angle of bending of the transition section 2 toward the titanium window body 5 is 45 °, 60 °, 90 °, and the like.

Referring to fig. 1 and 2, the first transition section 21 is communicated with the second transition section 22, the first transition section 21 and the second transition section 22 are transversely and gradually widened along with the airflow direction, the air inlet 1 is located at the end part of the first transition section 21 far away from the second transition section 22, the cross-sectional area of the air inlet 1 is smaller than that of the end part of the first transition section 21 far away from the air inlet 1, the air outlet 3 is located at the end part of the second transition section 22 far away from the first transition section 21, and the cross-sectional area of the air outlet 3 is smaller than that of the air inlet 1.

Referring to fig. 2 and 3, the plurality of blocks 1 of the partition baffle 23 are uniformly distributed on the transition section 2, the extending direction of the partition baffle 23 is consistent with the air flowing direction entering the transition section 2, two sides of the partition baffle 23 are fixedly connected with the inner wall of the transition section 2 respectively, and two ends of the partition baffle 23 are communicated with the outside respectively.

Referring to fig. 1 and 2, a guide 4 is fixedly connected to the outlet 3 toward the lower side of the titanium window body 5, and the guide 4 is a plate-shaped guide plate, in this embodiment, the bending angle of the guide plate toward the surface of the titanium window body 5 is 15 °, and in other embodiments, the guide plate is bent toward the titanium window body 5 by 30 ° or 45 °.

The working conditions and principles of the embodiment are as follows:

when the titanium window cooling tuyere begins to work, the air gets into the titanium window cooling tuyere from outside air conduit through going into wind gap 1, get into changeover portion 2, be divided into a plurality of parts of equal-quantity air at first changeover portion 21 and second changeover portion 22 by separating guide plate 23, the air comes out from air outlet 3 through wind channel 24, evenly blow to the titanium window under the effect of deflector at last, produce the negative pressure between the wind of titanium membrane and the high-speed flow on the titanium window body 5, wind hugs closely the titanium membrane surface and flows through, take away the heat, thereby make the titanium membrane cooling, reduce the condition that titanium window body 5 leads to the damage owing to be heated for a long time inhomogeneously.

Be equipped with a plurality of guide plates 23 of separating through being equipped with in the changeover portion 2, separate guide plate 23 and divide into the wind channel 24 that a plurality of sectional area equals with changeover portion 2 for can divide into a plurality of parts equivalent air with the air from the outside, and then make the air of blowing to titanium window body 5 comparatively even, and have the effect of supporting changeover portion 2.

Through the guide effect of utilizing the deflector, the great air that utilizes from air outlet 3 to come out blows to the titanium window for the titanium window cooling speed is very fast.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A titanium window cooling tuyere of an irradiation accelerator is characterized in that: including titanium window body (5) and be changeover portion (2) of crookedness, changeover portion (2) are opened there are income wind gap (1) and air outlet (3), air outlet (3) are connected bottom titanium window body (5), air outlet (3) are equipped with guide (4) crooked towards titanium window body (5), be equipped with a plurality of partitions guide plate (23) in changeover portion (2), it divide into wind channel (24) that a plurality of sectional area equals to separate guide plate (23) with changeover portion (2).

2. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 1, wherein: the bending angle of the transition section (2) is 30-90 degrees.

3. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 2, wherein: the transition section (2) comprises a first transition section (21) in a trapezoid shape and a second transition section (22) in a bent trapezoid shape, the first transition section (21) is communicated with the second transition section (22), and the air inlet (1) is communicated with the first transition section (21).

4. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 3, wherein: the first transition section (21) and the second transition section (22) are gradually widened along the transverse direction of the airflow direction.

5. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 1, wherein: the guide piece (4) is a guide plate.

6. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 5, wherein: the bending angle of the guide plate towards the surface direction of the titanium window body (5) is 15-45 degrees.

7. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 1, wherein: the separation guide plates (23) are uniformly distributed.

8. The titanium window cooling tuyere of a radiation accelerator as set forth in claim 1, wherein: the titanium window cooling air nozzle is trumpet-shaped.