CN215415139U

CN215415139U - Transmission grating spectrometer for soft X-ray wave band

Info

Publication number: CN215415139U
Application number: CN202121606391.3U
Authority: CN
Inventors: 姚俊; 付靖娟
Original assignee: Nanchang Institute of Technology
Current assignee: Nanchang Institute of Technology
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-04
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a transmission grating spectrometer for soft X-ray wave bands, which comprises a base and an insulation can, wherein partition plates are fixedly arranged on two sides of an inner cavity of the insulation can, a blowing device is movably arranged at the top of each partition plate, a heating pipe is fixedly arranged at the bottom of each blowing device, and an output shaft is fixedly arranged at the center of the inner cavity of each blowing device. The spectrometer can be heated through the arrangement of the heating pipe, the blowing device can blow air downwards during heating, hot air can be circulated in the insulation box quickly, the heating pipe can be subjected to temperature control adjustment according to the required temperature, the spectrometer placed in the insulation box is kept in a constant temperature state all the time, the performance of the spectrometer is more stable, the measurement accuracy is more accurate, and the problem that the accuracy and stability of a measurement result are influenced because the conventional spectrometer cannot be stored through temperature control is solved.

Description

Transmission grating spectrometer for soft X-ray wave band

Technical Field

The utility model relates to the technical field of spectrometers, in particular to a transmission grating spectrometer for soft X-ray wave bands.

Background

The spectrometer is a scientific instrument for decomposing light with complex components into spectral lines, and is composed of a prism or a diffraction grating and the like, the light reflected by the surface of an object can be measured by the spectrometer, seven colors of light in the sunlight are parts (visible light) capable of being divided by naked eyes, if the sunlight is decomposed by the spectrometer and is arranged according to wavelength, the visible light only occupies a small range in the spectrum, and the rest is a spectrum which can not be distinguished by the naked eyes, such as infrared rays, microwaves, ultraviolet rays, X rays and the like, the spectrum is captured by the spectrometer, developed by a photographic film, or displayed and analyzed by a computerized automatic display numerical instrument, so as to measure what elements are contained in the object, the technology is widely applied to the detection of air pollution, water pollution, food sanitation, metal industry and the like, and in the test, the spectral line drift of the spectrometer is larger and larger along with the passage of time and then repeatedly tested, the obtained temperature is an important factor influencing the spectral line drift of the spectrometer, the spectral line drift of the spectrometer is large due to the change of the temperature, and the measurement result of the gas is low in accuracy and unstable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transmission grating spectrometer for a soft X-ray waveband, which has the advantages of being capable of performing temperature control storage on the spectrometer, enabling the spectral line drift of the spectrometer to be small, and enabling a gas measurement result to be more accurate and stable, and solves the problem that the accuracy and stability of the measurement result are influenced because the existing spectrometer cannot be stored through temperature control.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a transmission grating spectrum appearance for soft X ray wave band, includes base and insulation can, the equal fixed mounting in both sides of insulation can inner chamber has the baffle, the top movable mounting of baffle has blast apparatus, blast apparatus's bottom fixed mounting has the heating pipe, the center department fixed mounting of blast apparatus inner chamber has the output shaft, the equal fixed mounting in both sides of output shaft has the flabellum, the spout has been seted up to the bottom of baffle inner chamber, the inner chamber activity card of spout is equipped with the movable block, the inboard fixedly connected with limiting plate of movable block, the inboard fixedly connected with of limiting plate places the board, the bottom fixedly connected with buffer spring who places the board, buffer spring's bottom is connected with the top of base, insulation can inner chamber all around is filled there is the heat preservation piece.

Preferably, the back of the heat preservation box is rotatably provided with a shaft rod, the bottom of the shaft rod is rotatably connected with a cover plate, the bottom of the cover plate is fixedly provided with a buckle, and the front of the buckle is movably clamped with the surface of the back of the heat preservation box.

Preferably, the clamping sleeve is fixedly installed on the periphery of the top of the base, and the bottom of the heat preservation box is movably clamped in an inner cavity of the clamping sleeve.

Preferably, a shaft seat is fixedly installed on the left side of the top of the blowing device, and a top plate is rotatably installed on the top of the shaft seat.

Preferably, a ventilation device is fixedly installed on the back of the inner cavity of the heat preservation box, and a dust screen is fixedly installed on the back of the ventilation device.

Preferably, the surface of the partition board is sequentially provided with through holes from top to bottom, and the top and the bottom of the blowing device are both provided with air outlets.

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

1. the spectrometer can be heated through the arrangement of the heating pipe, the blowing device can blow air downwards during heating, hot air can be circulated in the insulation box quickly, the heating pipe can be subjected to temperature control adjustment according to the required temperature, the spectrometer placed in the insulation box is kept in a constant temperature state all the time, the performance of the spectrometer is more stable, the measurement accuracy is more accurate, and the problem that the accuracy and stability of a measurement result are influenced because the conventional spectrometer cannot be stored through temperature control is solved.

2. According to the utility model, through the arrangement of the ventilation device, after the cover plate is opened through rotating the shaft lever, the ventilation device can radiate heat to the outside of the heat preservation box, so that hot air in the heat preservation box is quickly discharged through the ventilation device, and through the arrangement of the heat preservation sheet, the heat preservation effect is better, so that the heating pipe does not need to work continuously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a partial cross-sectional view of a separator plate structure according to the utility model.

In the figure: 1. a base; 2. a heat preservation box; 3. a blowing device; 4. heating a tube; 5. an output shaft; 6. a fan blade; 7. an air outlet; 8. a top plate; 9. a shaft seat; 10. a heat preservation sheet; 11. a partition plate; 12. a through hole; 13. a limiting plate; 14. a card sleeve; 15. placing the plate; 16. a buffer spring; 17. a ventilation device; 18. a dust screen; 19. a shaft lever; 20. a cover plate; 21. buckling; 22. a chute; 23. a movable block.

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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a transmission grating spectrometer for soft X-ray wave band comprises a base 1 and an incubator 2, a shaft rod 19 is rotatably installed on the back of the incubator 2, a cover plate 20 is rotatably connected to the bottom of the shaft rod 19, a buckle 21 is fixedly installed at the bottom of the cover plate 20, the front of the buckle 21 is movably clamped with the surface of the back of the incubator 2, partition plates 11 are fixedly installed on both sides of the inner cavity of the incubator 2, through holes 12 are sequentially formed on the surfaces of the partition plates 11 from top to bottom, air outlets 7 are formed on both the top and the bottom of the air blowing device 3, an air blowing device 3 is movably installed at the top of the partition plate 11, a shaft seat 9 is fixedly installed on the left side of the top of the air blowing device 3, a top plate 8 is rotatably installed at the top of the shaft seat 9, a heating pipe 4 is fixedly installed at the bottom of the air blowing device 3, an output shaft 5 is fixedly installed at the center of the inner cavity of the air blowing device 3, and fan blades 6 are fixedly installed on both sides of the output shaft 5, the bottom of the inner cavity of the clapboard 11 is provided with a chute 22, the inner cavity of the chute 22 is movably clamped with a movable block 23, the inner side of the movable block 23 is fixedly connected with a limit plate 13, the inner side of the limit plate 13 is fixedly connected with a placing plate 15, the bottom of the placing plate 15 is fixedly connected with a buffer spring 16, the bottom of the buffer spring 16 is connected with the top of the base 1, the inner cavity around the heat preservation box 2 is filled with heat preservation sheets 10, the periphery of the top of the base 1 is fixedly provided with a clamping sleeve 14, the bottom of the heat preservation box 2 is movably clamped in the inner cavity of the clamping sleeve 14, the back of the inner cavity of the heat preservation box 2 is fixedly provided with a ventilation device 17, through the arrangement of the ventilation device 17, after a cover plate 20 is opened through a rotating shaft lever 19, the ventilation device 17 can radiate heat to the outside of the heat preservation box 2, so that hot air in the heat preservation box 2 can be rapidly discharged through the ventilation device 17, and the arrangement of the heat preservation sheets 10 has better heat preservation effect, make heating pipe 4 needn't continuously carry out work, ventilation unit 17's back fixed mounting has dust screen 18, can heat through the setting of heating pipe 4, blast apparatus 3 can blow downwards in the heating, it can be quick to make circulate in incubator 2 hot-blast, and heating pipe 4 can carry out temperature control according to required temperature and adjust, the spectrum appearance of placing in messenger's incubator 2 remains a homothermal state throughout, make the performance of spectrum appearance more stable, it is also more accurate to measure the precision, it can not preserve through the control by temperature change to have solved present spectrum appearance simultaneously, influence measuring result's the degree of accuracy and the problem of stability.

All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.

During the use, can heat through the setting of heating pipe 4, blast apparatus 3 can blow downwards in the heating, make hot-blast can be quick circulate in insulation can 2, and heating pipe 4 can carry out the control by temperature change according to required temperature and adjust, the spectrum appearance that makes placing in the insulation can 2 remains a homothermal state throughout, make the performance of spectrum appearance more stable, after opening apron 20 through rotating axostylus axostyle 19, ventilation unit 17 can dispel the heat to insulation can 2 outside, make the hot-blast in the insulation can 2 discharge fast through ventilation unit 17, and the setting through heat preservation piece 10, better heat preservation effect has, make heating pipe 4 needn't continuously carry out work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A transmission grating spectrometer for soft X-ray wave band, includes base (1) and insulation can (2), its characterized in that: the insulation box is characterized in that partition plates (11) are fixedly mounted on two sides of an inner cavity of the insulation box (2), a blowing device (3) is movably mounted at the top of each partition plate (11), heating pipes (4) are fixedly mounted at the bottom of each blowing device (3), an output shaft (5) is fixedly mounted at the center of the inner cavity of each blowing device (3), fan blades (6) are fixedly mounted on two sides of each output shaft (5), a sliding groove (22) is formed in the bottom of the inner cavity of each partition plate (11), a movable block (23) is movably clamped in the inner cavity of each sliding groove (22), a limiting plate (13) is fixedly connected to the inner side of each movable block (23), a placing plate (15) is fixedly connected to the inner side of each limiting plate (13), a buffer spring (16) is fixedly connected to the bottom of each placing plate (15), and the bottom of each buffer spring (16) is connected with the top of the base (1), the inner cavity around the heat preservation box (2) is filled with heat preservation pieces (10).

2. A transmission grating spectrometer for soft X-ray bands according to claim 1, wherein: the back of the heat preservation box (2) is rotatably provided with a shaft rod (19), the bottom of the shaft rod (19) is rotatably connected with a cover plate (20), the bottom of the cover plate (20) is fixedly provided with a buckle (21), and the front of the buckle (21) is movably clamped with the surface of the back of the heat preservation box (2).

3. A transmission grating spectrometer for soft X-ray bands according to claim 1, wherein: clamping sleeves (14) are fixedly installed on the periphery of the top of the base (1), and the bottom of the heat preservation box (2) is movably clamped in an inner cavity of the clamping sleeves (14).

4. A transmission grating spectrometer for soft X-ray bands according to claim 1, wherein: the left side fixed mounting at blast apparatus (3) top has axle bed (9), the top of axle bed (9) is rotated and is installed roof (8).

5. A transmission grating spectrometer for soft X-ray bands according to claim 1, wherein: the back of the inner cavity of the heat preservation box (2) is fixedly provided with a ventilation device (17), and the back of the ventilation device (17) is fixedly provided with a dust screen (18).

6. A transmission grating spectrometer for soft X-ray bands according to claim 1, wherein: the surface of the partition board (11) is sequentially provided with through holes (12) from top to bottom, and the top and the bottom of the blowing device (3) are both provided with air outlets (7).