CN109561522B - High-temperature heating device based on three combination bowl - Google Patents
High-temperature heating device based on three combination bowl Download PDFInfo
- Publication number
- CN109561522B CN109561522B CN201811182646.0A CN201811182646A CN109561522B CN 109561522 B CN109561522 B CN 109561522B CN 201811182646 A CN201811182646 A CN 201811182646A CN 109561522 B CN109561522 B CN 109561522B
- Authority
- CN
- China
- Prior art keywords
- reflector
- elliptical arc
- sample
- reflectors
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0033—Heating devices using lamps
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a high-temperature heating device based on three combined reflectors, which comprises a plurality of heating units, wherein each heating unit comprises a groove-shaped combined reflector and a heating lamp tube arranged in the groove-shaped combined reflector, each groove-shaped combined reflector comprises a first elliptical arc reflector, two circular arc reflectors and two second elliptical arc reflectors, the two circular arc reflectors extend from two ends of the first elliptical arc reflector respectively, first focuses and second focuses of the first elliptical arc reflector and the two second elliptical arc reflectors are overlapped, each second elliptical arc reflector extends from one end, far away from the first elliptical arc reflector, of the circular arc reflector, and the heating lamp tubes are positioned at the first focuses and at the circle centers of the two circular arc reflectors. The first elliptical arc reflecting cover and the second elliptical arc reflecting cover sequentially focus light rays of the heating lamp tube in the directions of large emitting angle and small emitting angle on the sample; the arc reflector reflects light rays with a medium emission angle to the first elliptical arc surface through the first focus and finally focuses the light rays on the sample; the structure is more beneficial to condensing light and improving the heating temperature of the sample.
Description
Technical Field
The invention relates to the field of neutron scattering experiments, in particular to a high-temperature heating device based on a three-combination reflector.
Background
With the deep research on the microstructure of the material, the neutron scattering method or the synchrotron radiation method is popularized and applied more. Taking a neutron scattering method as an example, scattering experiments at normal temperature and lower heating temperature have already had mature practical experience, and in order to more accurately understand the real-time change of material performance at high temperature, it is becoming more urgent to design a high-temperature heating furnace. The four existing hash neutron source official nets and published data in the world show that two methods of coil induction heating and infrared heating are generally adopted in high-temperature in-situ experiments of engineering samples, the induction heating method is obviously limited by the shape and the size of the samples, and the infrared heating method has a wider application range relatively.
The infrared heating method usually adopts a halogen tungsten filament lamp tube as a light source, and is matched with a reflecting cover to realize light focusing at a sample position in order to improve the heating effect, the maximum heating temperature of the engineering sample which can be achieved at present is about 1000 ℃, for part of special high-temperature materials, the existing neutron scattering in-situ experiment heating furnace can not meet the requirements, and a heating furnace with higher temperature needs to be designed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the high-temperature heating device based on the three-combination reflector, which realizes better light focusing and higher emergent intensity, meets the geometrical requirement of the neutron scattering coverage angle after a sample, and realizes the compact arrangement of the whole structure of the heating furnace.
The purpose of the invention is realized by adopting the following technical scheme:
a high-temperature heating device based on three combined reflectors is used for improving the light focusing effect of a sample, and comprises a plurality of heating units, each heating unit comprises a groove-shaped combined reflector and a heating lamp tube arranged in the groove-shaped combined reflector, the groove-shaped combined reflector comprises a first elliptical arc reflector, two circular arc reflectors and two second elliptical arc reflectors, the first focal point and the second focal point of the first elliptical arc reflector and the second elliptical arc reflectors are coincident, the two circular arc reflectors respectively extend out from two ends of the first elliptical arc reflector, each second elliptical arc reflector extends out from one end, far away from the first elliptical arc reflector, of the circular arc reflector, the heating lamp tube is positioned at the first focal point of the first elliptical arc reflector and the first focal point of the two second elliptical arc reflectors, and is positioned at the circle centers of the two arc reflection covers.
Further, the number of the heating units is even, and the heating units are symmetrically arranged on two sides of the sample.
Further, the sample is located at a second focus of the first elliptical arc reflector and the two second elliptical arc reflectors.
Further, the groove-shaped combined reflecting cover further comprises a plane exit port, and the plane exit port is located between the two second elliptical arc reflecting covers and located on one side close to the sample.
Furthermore, the number of the heating units is 4 or 6, the heating units are divided into two groups and symmetrically arranged on two sides of the sample, and a neutron scattering coverage angle is formed by connecting the sample with the end point of the plane emergent port on the outer side of each group.
Further, the heating unit is of a symmetrical structure.
Furthermore, the combined reflection cover of the high-temperature heating furnace for the neutron scattering experiment is centrosymmetric, and the sample is a symmetric center.
Furthermore, the inner surfaces of the first elliptical arc reflecting cover, the circular arc reflecting cover and the second elliptical arc reflecting cover are plated with gold layers to improve the reflecting efficiency.
Further, the outer surfaces of the first elliptical arc reflector, the circular arc reflector and the second elliptical arc reflector are provided with cooling channel systems.
Compared with the prior art, the high-temperature heating device based on the three-combination reflector has the following advantages that:
1) the invention adopts a groove-shaped reflector structure, the cross section of the groove-shaped reflector structure is in a combined shape of an elliptical arc, a circular arc and an elliptical arc, and the first elliptical arc reflector fully focuses light rays emitted by the heating lamp tube positioned at the first focus onto a sample positioned at the second focus, especially light rays in a large-angle emission direction; secondly, reflecting the light rays with the medium emission angle to the first elliptical arc reflector through the first focus again by the arc reflector, and finally still focusing the light rays on the sample; and finally, the second elliptical arc reflector focuses the light emitted by small angles onto the sample at the second focal point. Compared with the existing universal reflecting cover in the field of neutron scattering, the combined shape enables the width of an exit port of the whole reflecting cover along the direction of a sample to be narrowed, and under the condition that the neutron scattering coverage angle behind the sample is certain, the volume of a single reflecting cover is enlarged, the whole structure is more compact, the total depth of the reflecting cover is ensured not to be too shallow, and the heating temperature of the sample is improved more favorably by condensation.
2) The light focusing effect of the structure is better, and the structure is beneficial to heating samples at higher temperature.
3) The depths of the first elliptical arc reflector, the circular arc reflector and the second elliptical arc reflector can be calculated by simulation software so as to obtain the maximum light absorption flux of the sample.
4) The inner surface of the reflecting cover is totally designed by a gold plating layer to improve the reflecting efficiency.
5) The combined reflector provided by the invention is simulated by TracePro software, and the light flux absorbed by a sample is increased by about 82% compared with that of an elliptical arc reflector when the geometric constraint condition is the same as the input parameters of a heating lamp tube and the like.
Drawings
FIG. 1 is a perspective view of a high temperature heating apparatus based on a triple-combination reflector according to the present invention;
FIG. 2 is a schematic structural diagram of the high temperature heating apparatus based on the three-combination reflex housing of FIG. 1;
fig. 3 is a front view of a heating unit of the triple-combo reflex housing-based high temperature heating apparatus of fig. 2.
In the figure: 10. a heating unit; 11. heating the lamp tube; 12. a trough-shaped combined reflector; 120. a first elliptical arc reflector; 121. a circular arc reflector; 122. a second elliptical arc reflector; 123. a planar exit port; 20. neutron scattering coverage angle; 200. a sample; 300. a neutron detector.
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 will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, a high temperature heating apparatus based on a triple-combined reflector according to the present invention includes a plurality of heating units 10.
Each heating unit 10 includes a heating lamp 11 and a groove-shaped combined reflector 12. The heating lamp tube 11 is arranged in the groove-shaped combined reflecting cover 12. The trough-type combined reflector 12 includes a first elliptical arc reflector 120, two circular arc reflectors 121, two second elliptical arc reflectors 122, and a planar exit port 123. Two arc reflectors 121 extend from the end of the first elliptical arc reflector 120, each second elliptical arc reflector 122 extends from an end of one arc reflector 121 away from the first elliptical arc reflector 120, and the planar exit port 123 is located between the two second elliptical arc reflectors 122. The first focus of the ellipse in which the first elliptical arc reflector 120 is located coincides with the first focus of the ellipse in which the second elliptical arc reflector 122 is located. The second focus of the ellipse in which the first elliptical arc reflector 120 is located coincides with the second focus of the ellipse in which the second elliptical arc reflector 122 is located. The heating lamp 11 is located at the first focus of the first elliptical arc reflector 120 and the second elliptical arc reflector 122. The sample 200 is located at a second focus of the first elliptical arc reflector 120 and the second elliptical arc reflector 122. The heating lamp 11 is located at the center of the two arc reflectors 121. The inner surfaces of the first elliptical arc reflector 120, the two arc reflectors 121 and the two second elliptical arc reflectors 122 are plated with gold to improve the reflection efficiency. The outer walls of the first elliptical arc reflector 120, the two circular arc reflectors 121 and the two second elliptical arc reflectors 122 are provided with cooling channel systems.
The number of the heating units 10 is even. Preferably, the number of heating units 10 is 4 or 6. The heating units 10 are divided into two groups and symmetrically distributed on two sides of the sample 200, and a connecting line between the sample 200 and the end point of the plane exit port 123 forms a neutron scattering coverage angle 20. The neutron detectors 300 are respectively arranged on the left side and the right side of the sample 200 in the axial direction, and from a physical angle, the requirement of a certain coverage angle is provided for the emergent neutrons scattered by the sample 200, so that the neutron scattering coverage angle 20 is required to be larger than the physically required coverage angle value.
The high-temperature heating device based on the three-combination reflector has the following advantages that:
1) the invention adopts a groove-shaped reflector structure, the cross section of the groove-shaped reflector structure is in a combined shape of an elliptical arc, a circular arc and an elliptical arc, and the first elliptical arc reflector 120 fully focuses light rays emitted by the heating lamp tube 11 at the first focus onto the sample 200 at the second focus, especially light rays in a large-angle emission direction; secondly, the arc reflector 121 reflects the light rays with the medium emission angle to the first elliptical reflector 120 through the first focus again, and finally focuses the light rays on the sample 200; finally, the second elliptical arc reflector 122 focuses the small angle emitted light onto the sample 200 at the second focal point. Compared with the existing general reflecting cover in the neutron scattering field, the combined shape enables the width of an exit port of the whole reflecting cover along the sample direction to be narrowed, the volume of a single reflecting cover is enlarged and the whole structure is more compact under the condition that the neutron 200 scattering coverage angle is certain after the sample, meanwhile, the total depth of the reflecting cover is not too shallow, and the heating temperature of the sample 200 is more favorably improved by condensation.
2) The light focusing effect of the structure is better, and the structure is beneficial to heating the sample 200 at higher temperature.
3) The depths of the first elliptical arc reflector 120, the circular arc reflector 121 and the second elliptical arc reflector 122 can be calculated by simulation software to obtain the maximum absorption light flux of the sample.
4) The inner surface of the groove-shaped combined reflecting cover 12 is totally designed by a gold plating layer to improve the reflecting efficiency.
5) The groove-shaped combined reflector 12 provided by the invention is simulated by TracePro software, and the light flux absorbed by a sample is increased by about 82% compared with that of an elliptical arc reflector when the geometric constraint condition is the same as the input parameters of a heating lamp tube and the like.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a high temperature heating device based on three combination bowl for promote sample department light focus effect, its characterized in that: the high-temperature heating device based on the three combined reflectors comprises a plurality of heating units, each heating unit comprises a groove-shaped combined reflector and a heating lamp tube arranged in the groove-shaped combined reflector, the groove-shaped combined reflector comprises a first elliptical arc reflector, two circular arc reflectors and two second elliptical arc reflectors, the first focus and the second focus of the ellipse where the first elliptical arc reflector is located and the ellipse where the two second elliptical arc reflectors are located coincide, the two circular arc reflectors respectively extend out from the two ends of the first elliptical arc reflector, each second elliptical arc reflector extends out from one end, far away from the first elliptical arc reflector, of the circular arc reflector, the heating lamp tube is located at the first focus of the ellipse where the first elliptical arc reflector is located and the ellipse where the two second elliptical arc reflectors are located, the groove-shaped combined reflecting cover further comprises a plane emergent port, the plane emergent port is located between the two second elliptical arc reflecting covers and is located close to one side of the sample, the heating units are symmetrically arranged on two sides of the sample, and a neutron scattering coverage angle is formed by connecting the sample with the end points of the plane emergent port located on the outer side of each group of heating units located on the same side of the sample.
2. The three-in-one bowl based high temperature heating apparatus of claim 1, wherein: the number of the heating units is even.
3. The three-in-one bowl based high temperature heating apparatus of claim 1, wherein: the sample is positioned at a second focus of the ellipse of the first elliptical arc reflector and the ellipses of the two second elliptical arc reflectors.
4. The three-in-one bowl based high temperature heating apparatus of claim 1, wherein: the number of the heating units is 4 or 6, and the heating units are symmetrically arranged on two sides of the sample in two groups.
5. The three-in-one bowl based high temperature heating apparatus of claim 2, wherein: the heating unit is of a symmetrical structure.
6. The three-in-one bowl based high temperature heating apparatus of claim 2, wherein: the groove type combined reflecting cover is centrosymmetric, and the sample is a symmetric center.
7. The three-in-one bowl based high temperature heating apparatus of claim 1, wherein: the inner surfaces of the first elliptical arc reflecting cover, the circular arc reflecting cover and the second elliptical arc reflecting cover are plated with gold layers to improve the reflecting efficiency.
8. The three-in-one bowl based high temperature heating apparatus of claim 1, wherein: and the outer surfaces of the first elliptical arc reflector, the circular arc reflector and the second elliptical arc reflector are provided with cooling channel systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182646.0A CN109561522B (en) | 2018-10-11 | 2018-10-11 | High-temperature heating device based on three combination bowl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182646.0A CN109561522B (en) | 2018-10-11 | 2018-10-11 | High-temperature heating device based on three combination bowl |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109561522A CN109561522A (en) | 2019-04-02 |
| CN109561522B true CN109561522B (en) | 2022-01-25 |
Family
ID=65864881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811182646.0A Active CN109561522B (en) | 2018-10-11 | 2018-10-11 | High-temperature heating device based on three combination bowl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109561522B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251696A (en) * | 2019-07-30 | 2019-09-20 | 瑞智康生物技术（昆山）有限公司 | A kind of disinfector by luminous energy focal heat |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0340988A (en) * | 1989-07-07 | 1991-02-21 | Mitsubishi Electric Corp | Electrostatic floating furnace |
| JP2001242109A (en) * | 2000-02-29 | 2001-09-07 | Rigaku Corp | Infrared heating furnace |
| CN1490586A (en) * | 2002-10-17 | 2004-04-21 | 株式会社三永电机制作所 | Reflective toroidal heater |
| CN1932473A (en) * | 2006-09-05 | 2007-03-21 | 西北工业大学 | Double-elliptic reflective cylinder partial overlapping optical radiation thermal fatigue test apparatus |
| CN104320868A (en) * | 2014-09-29 | 2015-01-28 | 绵阳力洋英伦科技有限公司 | Elliptical surface focusing type pipe type heating device |
| CN106404618A (en) * | 2015-07-27 | 2017-02-15 | 松下知识产权经营株式会社 | Particle sensor |
| CN207689396U (en) * | 2018-01-15 | 2018-08-03 | 太原科技大学 | A kind of temperature loading device for neutron scattering experiment |
-
2018
- 2018-10-11 CN CN201811182646.0A patent/CN109561522B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0340988A (en) * | 1989-07-07 | 1991-02-21 | Mitsubishi Electric Corp | Electrostatic floating furnace |
| JP2001242109A (en) * | 2000-02-29 | 2001-09-07 | Rigaku Corp | Infrared heating furnace |
| CN1490586A (en) * | 2002-10-17 | 2004-04-21 | 株式会社三永电机制作所 | Reflective toroidal heater |
| CN1932473A (en) * | 2006-09-05 | 2007-03-21 | 西北工业大学 | Double-elliptic reflective cylinder partial overlapping optical radiation thermal fatigue test apparatus |
| CN104320868A (en) * | 2014-09-29 | 2015-01-28 | 绵阳力洋英伦科技有限公司 | Elliptical surface focusing type pipe type heating device |
| CN106404618A (en) * | 2015-07-27 | 2017-02-15 | 松下知识产权经营株式会社 | Particle sensor |
| CN207689396U (en) * | 2018-01-15 | 2018-08-03 | 太原科技大学 | A kind of temperature loading device for neutron scattering experiment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109561522A (en) | 2019-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101249609B1 (en) | Non-glare reflective led lighting apparatus with heat sink mounting | |
| US7763840B2 (en) | Radiant energy collector | |
| TWI291568B (en) | LED lighting device and headlamp system | |
| CN105911805B (en) | A kind of compact-sized light-source system | |
| JP5819025B2 (en) | Concentrator device | |
| CN205079478U (en) | Slot type solar energy spotlight solar collecting system | |
| CN104583669A (en) | Lighting device with a LED and an improved reflective collimator | |
| CN104090356B (en) | Optical system of the one kind for the mm LED light source of 1 mm × 1 collimation | |
| CN109561522B (en) | High-temperature heating device based on three combination bowl | |
| CN108626676B (en) | Projection lamp module for vehicle | |
| CN105593609A (en) | Solar energy collector and system for using same | |
| Chen et al. | Computer modeling of a fiber-and-light-emitting-diode-based vehicle headlamp | |
| CN102230581A (en) | High-efficiency light emitting diode (LED) lamp tube structure | |
| CN109561523B (en) | High-temperature heating device based on double-combination reflecting cover | |
| CN206352794U (en) | Multiple light courcess module and automobile lamp | |
| US4039816A (en) | Arrangement for transmitting light energy | |
| CN104154492A (en) | Small collimation system used for single-core surface mounted device LED | |
| CN102767793A (en) | Light emitting diode (LED) light source coupling device for optical fiber illumination | |
| CN207882141U (en) | A kind of light source transmitting and signal collection system for spectrum analysis | |
| CN106482058A (en) | Lamp device for vehicle | |
| CN201739962U (en) | Spotlighting system for a plurality of UHP (ultra-high pressure) bulbs | |
| CN208535621U (en) | The headlamp that the light beam of light source is all reflected | |
| CN107559770A (en) | A kind of total reflection focus method and device for LED shadowless lamps | |
| RU47136U1 (en) | Light emitting diode | |
| KR20070116435A (en) | Electronic strobo |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |