阅读说明：本技术 一种自然降温真空导光管及生产方法 (Natural cooling vacuum light pipe and production method thereof ) 是由 李梅 杨传成 于 2021-07-28 设计创作，主要内容包括：本发明涉及真空导光管技术领域,公开了一种自然降温真空导光管及生产方法,自然降温真空导光管包括由石英玻璃制成的圆柱状的管体,所述管体的两端分别成型有上平面封口玻璃和下平面封口玻璃,所述管体的管壁分别与上平面封口玻璃和下平面封口玻璃相垂直,所述管体与上平面封口玻璃以及下平面封口玻璃配合形成内部真空腔。本发明提供的自然降温真空导光管及生产方法,解决了现有技术中聚焦光传输过程中高温热能损坏元器件的问题。(The invention relates to the technical field of vacuum light guide pipes, and discloses a natural cooling vacuum light guide pipe and a production method thereof. The natural cooling vacuum light pipe and the production method provided by the invention solve the problem that components are damaged by high-temperature heat energy in the focusing light transmission process in the prior art.)

1. The utility model provides a natural cooling vacuum light pipe, its characterized in that includes the cylindric body of making by quartz glass, the both ends of body are moulded respectively and are had last plane sealing glass and lower plane sealing glass, the pipe wall of body respectively with go up plane sealing glass with lower plane sealing glass is mutually perpendicular, the body with go up plane sealing glass and lower plane sealing glass cooperation forms inside vacuum cavity.

2. The natural cooling vacuum light pipe of claim 1, wherein the thickness of the upper plane sealing glass is 20mm, and the thickness of the lower plane sealing glass is 10 mm.

3. The natural cooling vacuum light pipe according to claim 2, wherein the diameter of the pipe body is 20mm, the length of the vacuum chamber is 50mm, and the wall thickness of the pipe body is 7 mm.

4. A production method of a natural cooling vacuum light pipe is characterized by comprising the following steps:

s1, preprocessing the raw materials;

s2, preparing a glass batch;

s3, melting the glass batch to form liquid glass;

s4, forming the liquid glass into a cylindrical open-mouthed vessel type structure;

s5, carrying out heat treatment on the formed product;

and S5, sealing the open vessel type structure by using a plane standard glass sheet in a high-temperature environment and forming a vacuum cavity.

5. The method for producing a naturally cooled vacuum light pipe according to claim 4, wherein the step S1 of preprocessing the raw material comprises the steps of:

a1, crushing the block raw materials;

a2, drying the wet raw material;

a3, iron-containing raw materials are subjected to iron removal treatment.

6. The method for manufacturing a naturally cooled vacuum light pipe as claimed in claim 4, wherein the glass batch includes quartz sand, quartz powder, feldspar powder, soda ash, borax and fluorite.

Technical Field

The invention relates to the technical field of vacuum light guide pipes, in particular to a natural cooling vacuum light guide pipe and a production method thereof.

Background

The optical energy transmission devices are various and are produced according to the requirements of practical application. The transmission of cold light is only required to have higher light transmission intensity, but the transmission of hot light and light energy can achieve ideal transmission effect by special transmission equipment, such as seven-color light of the sun. The seven-color light of the sun not only has light energy, but also comprises heat energy, if the light energy and the heat energy of the sun are considered when the sun is conveyed to a specific position, particularly if high-power solar light energy is conveyed to the specific position, the light and the heat generated by the sun are fully utilized according to requirements, and the focused high-temperature heat energy can damage light energy conveying equipment and used elements in the light energy transmission process. Therefore, there is a need for a duct element that can eliminate high temperature heat energy, prevent high temperature from damaging other components, and achieve the purpose of safe light gathering and transportation.

Disclosure of Invention

The invention aims to provide a natural cooling vacuum light pipe and a production method thereof, which solve the problem that components are damaged by high-temperature heat energy in a focused light transmission process.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a natural cooling vacuum light pipe, includes the cylindric body of making by quartz glass, the both ends of body are moulded respectively and are had last plane sealing glass and lower plane sealing glass, the pipe wall of body respectively with go up plane sealing glass with lower plane sealing glass is mutually perpendicular, the body with go up plane sealing glass and lower plane sealing glass cooperation forms inside vacuum cavity.

The tube body made of regular quartz glass can transmit light energy, the tube wall of the tube body is respectively vertical to the upper plane sealing glass and the lower plane sealing glass, and a focusing optical axis is ensured to linearly penetrate through the light guide tube; the vacuum cavity is arranged, so that heat energy of sunlight is filtered in the high-power focusing transmission process, the transmission of high-power light energy at normal temperature is ensured, and meanwhile, other energy is not required to be consumed for cooling, so that the purposes of natural cooling and high-power light energy transmission are achieved.

Furthermore, the thickness of the upper plane sealing glass is 20mm, and the thickness of the lower plane sealing glass is 10 mm.

The upper plane sealing glass with the thickness of 20mm can weaken heat energy, and the lower plane sealing glass with the thickness of 10mm does not influence the transmission of light energy, so that the loss of the light energy is reduced.

Further, the diameter of body is 20mm, the length of vacuum cavity is 50mm, the wall thickness of body is 7 mm.

The vacuum cavity of 50mm plays the best heat filter effect, and 20 mm's body diameter can play the best light energy effect of converging, and the wall thickness of 7mm is convenient for preparation processing.

A production method of a natural cooling vacuum light pipe comprises the following steps:

s1, preprocessing the raw materials;

s2, preparing a glass batch, adding various ingredients and uniformly stirring;

s3, melting the glass batch to form liquid glass; heating at high temperature (1550-1600 ℃) in a tank furnace or a crucible furnace to form uniform liquid glass which is bubble-free and meets the forming requirement;

s4, forming the liquid glass into a cylindrical open-mouthed vessel type structure; the material leakage forming method is adopted for preparation.

S5, carrying out heat treatment on the formed product; the annealing process eliminates or generates the stress, phase separation or crystallization in the glass, and changes the structural state of the glass, and the annealing temperature is 380-620 ℃.

And S5, sealing the open vessel type structure by using a plane standard glass sheet in a high-temperature environment and forming a vacuum cavity.

Laying glass powder at the joint of the planar standard glass sheet and the open vessel product, and then placing the glass powder on a glass bracket in a vacuum heating furnace;

placing a glass tube electric melting sealing device at the connecting position of the standard glass sheet on the plane in the vacuum heating furnace and the open vessel product;

closing a sealing door of the vacuum heating furnace, keeping the temperature in the heating furnace at 400-500 ℃ and preserving the heat for 0.8-1.2 hours;

then the temperature in the vacuum heating furnace is reduced to 290-380 ℃, the vacuum heating furnace is vacuumized to 8 x 10 < -1 > pa to 1 x 10 < -5 > pa, and the electric heating device is started to melt and seal the open vessel product;

and continuously cooling the inside of the vacuum heating furnace to 40-80 ℃, and opening the door to obtain the natural cooling vacuum light guide pipe.

Further, the step S1 of preprocessing the raw material includes the following steps:

a1, crushing the block raw materials;

a2, drying the wet raw material;

a3, iron-containing raw materials are subjected to iron removal treatment to ensure the glass quality.

Further, the glass batch comprises quartz sand, quartz powder, feldspar powder, soda ash, borax and fluorite.

The invention has the beneficial effects that:

the invention provides a natural cooling vacuum light guide pipe, which effectively filters focused high-power light energy to realize heat and light conduction, safely outputs the light energy at normal temperature and meets the technical design requirement; in the working process of filtering heat and guiding light, the light guide plate can maintain self operation without any energy consumption; the completion of the work can save energy and has high efficiency in the process of energy conversion; the technical product efficiently solves the technical bottleneck of high-power seven-color light energy filtering heat conversion conveying, and realizes a new breakthrough of high-power light energy filtering heat conducting light safe conveying technology.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a top view of an overall structure of a natural cooling vacuum light pipe according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Pipe body	3	Vacuum chamber
2	Lower plane sealing glass	4	Upper plane sealing glass

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1:

as shown in fig. 1, the present embodiment provides a natural cooling vacuum light pipe, which includes a cylindrical pipe body 1 made of quartz glass, wherein two ends of the pipe body 1 are respectively formed with an upper plane sealing glass 4 and a lower plane sealing glass 2, a pipe wall of the pipe body 1 is respectively perpendicular to the upper plane sealing glass 4 and the lower plane sealing glass 2, and the pipe body 1 is matched with the upper plane sealing glass 4 and the lower plane sealing glass 2 to form an internal vacuum cavity 3.

The tube body 1 made of regular quartz glass can transmit light energy, the tube wall of the tube body 1 is respectively vertical to the upper plane sealing glass 4 and the lower plane sealing glass 2, and a focusing optical axis is ensured to pass through the light guide tube in a straight line; the vacuum cavity 3 is arranged, so that heat energy is filtered out in the high-power focusing transmission process of sunlight, the transmission of high-power light energy at normal temperature is ensured, and meanwhile, other energy is not required to be consumed for cooling, so that the purposes of natural cooling and high-power light energy transmission are achieved.

In one embodiment, the thickness of the upper flat sealing glass 4 is 20mm, and the thickness of the lower flat sealing glass 2 is 10 mm.

The upper plane sealing glass 4 with the thickness of 20mm can weaken heat energy, and the lower plane sealing glass 2 with the thickness of 10mm does not influence the transmission of light energy, so that the loss of the light energy is reduced.

In one embodiment, the diameter of the tube 1 is 20mm, the length of the vacuum chamber 3 is 50mm, and the wall thickness of the tube 1 is 7 mm.

The vacuum cavity 3 with the thickness of 50mm has the best heat filtering effect, the tube body 1 with the diameter of 20mm has the best light energy converging effect, and the wall thickness of 7mm is convenient to prepare and process.

In one embodiment, the total length of the tube 1 is 80 mm.

Example 2:

the embodiment provides a production method of a natural cooling vacuum light pipe, which comprises the following steps:

s1, preprocessing the raw materials;

s2, preparing a glass batch, adding various ingredients and uniformly stirring;

s3, melting the glass batch to form liquid glass;

heating at high temperature (1550-1600 ℃) in a tank furnace or a crucible furnace to form uniform liquid glass which is bubble-free and meets the forming requirement;

s4, forming the liquid glass into a cylindrical open-mouthed vessel type structure;

the material leakage forming method is adopted for preparation.

S5, carrying out heat treatment on the formed product;

the annealing process eliminates or generates the stress, phase separation or crystallization in the glass, and changes the structural state of the glass, and the annealing temperature is 380-620 ℃.

And S5, sealing the open vessel type structure by using a plane standard glass sheet in a high-temperature environment and forming a vacuum cavity.

Laying glass powder at the joint of the planar standard glass sheet and the open vessel product, and then placing the glass powder on a glass bracket in a vacuum heating furnace;

placing a glass tube electric melting sealing device at the connecting position of the standard glass sheet on the plane in the vacuum heating furnace and the open vessel product;

closing a sealing door of the vacuum heating furnace, keeping the temperature in the heating furnace at 400-500 ℃ and preserving the heat for 0.8-1.2 hours;

then the temperature in the vacuum heating furnace is reduced to 290-380 ℃, the vacuum heating furnace is vacuumized to 8 x 10 < -1 > pa to 1 x 10 < -5 > pa, and the electric heating device is started to melt and seal the open vessel product;

and continuously cooling the inside of the vacuum heating furnace to 40-80 ℃, and opening the door to obtain the natural cooling vacuum light guide pipe.

In an embodiment, the step S1, the method for preprocessing the raw material includes the following steps:

a1, crushing the block raw materials;

a2, drying the wet raw material;

a3, iron-containing raw materials are subjected to iron removal treatment to ensure the glass quality.

In one embodiment, the glass batch includes quartz sand, quartz powder, feldspar powder, soda ash, borax, and fluorite.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.