CN220819206U - Optical instrument - Google Patents
Optical instrument Download PDFInfo
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- CN220819206U CN220819206U CN202322469957.8U CN202322469957U CN220819206U CN 220819206 U CN220819206 U CN 220819206U CN 202322469957 U CN202322469957 U CN 202322469957U CN 220819206 U CN220819206 U CN 220819206U
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- main body
- temperature sensor
- shell
- optical instrument
- body part
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- 230000003287 optical effect Effects 0.000 title claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses an optical instrument, which is characterized by comprising a shell; a temperature sensor disposed within the housing; the heating element is arranged in the shell; and an air flow member for pushing air to flow in the housing; through the arrangement of the air flow piece, the flow circulation of air in the shell is accelerated, so that the heating rate of the heating piece on the whole space in the shell is improved, and the micro spectrometer is quickly preheated.
Description
Technical Field
The present utility model relates to an optical apparatus, and more particularly, to an optical instrument.
Background
The micro spectrometer is a core component in a spectrum measurement system, is convenient to flexibly build the spectrum system due to small volume, and is widely applied in the scientific research field. The micro spectrometer is used as a precise optical module, has strict requirements on temperature and is very sensitive to temperature fluctuation, and in order to ensure that the micro spectrometer can work at a proper temperature, the conventional thinking is that a heating film and a temperature sensor are wrapped on a shell of the micro spectrometer, and the micro spectrometer is heated through the heating film and matched with the temperature sensor to keep the temperature of the micro spectrometer constant.
However, in the existing method, the heating film can only heat the shell of the micro spectrometer, and the temperature measuring point is also positioned at the shell of the micro spectrometer, so that the problem of uneven temperature inside the micro spectrometer is easy to occur; and because the heating film heats the micro spectrometer from outside to inside, in order to ensure that the temperature of each part in the micro spectrometer reaches a stable and constant state, the micro spectrometer needs to be preheated for a long time and then is normally used, the preheating time is generally unequal from 4 hours to 24 hours, the micro spectrometer is often required to be used outdoors for a short time, the using time is less than 1 hour, and the existing heating mode obviously cannot meet the requirement of outdoor short-time use on the micro spectrometer.
Disclosure of utility model
Aiming at the defects existing in the prior art, the utility model aims to provide an optical instrument which accelerates the flow circulation of air in a shell through the arrangement of an air flow piece, thereby improving the heating rate of a heating piece on each part of the space in the shell and realizing the rapid preheating of a micro spectrometer.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an optical instrument comprising a housing;
A temperature sensor disposed within the housing;
the heating element is arranged in the shell;
And an air flow member for pushing air to flow in the housing.
The utility model is further provided with: the air conditioner further comprises a main control unit, wherein the main control unit is connected with the temperature sensor and the air flow piece.
The utility model is further provided with: the temperature sensor comprises a first temperature sensor arranged close to the heating element and a second temperature sensor which is suspended in the shell and is far away from the heating element.
The utility model is further provided with: the housing includes a main body portion on which the air flow member and the heating member are disposed;
An upper case;
And a lower case sandwiching the main body portion.
The utility model is further provided with: the first temperature sensor is arranged on one side of the main body part close to the lower shell, and the second sensor is suspended between the main body part and the upper shell;
The heating element is arranged on one side of the main body part close to the lower shell and is arranged close to the first temperature sensor.
The utility model is further provided with: the body portion is provided as a high thermal conductivity body portion having high thermal conductivity.
The utility model is further provided with: and a radiating fin is arranged on one side, close to the upper shell, of the main body part, and the air flow piece pushes air to flow towards the radiating fin.
The utility model is further provided with: the upper case and the lower case are provided as a low heat conduction upper case and a low heat conduction lower case having low heat conduction.
The utility model is further provided with: the main body part is close to one side of the upper shell and is provided with a plurality of lenses, and the radiating fins are arranged as light traps.
The utility model is further provided with: an optical trap is arranged on the upper shell.
In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through the arrangement of the air flow piece, the flow circulation of air in the shell is accelerated, so that the heating rate of the heating piece on the whole space in the shell is improved, and the micro spectrometer is quickly preheated.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment;
FIG. 2 is a schematic diagram of an embodiment of a heating element;
FIG. 3 is a schematic diagram of an embodiment of a heat sink fin;
FIG. 4 is a schematic diagram of an embodiment embodying a first temperature sensor;
Fig. 5 is a schematic diagram of an embodiment of an optical trap.
In the figure: 1. a main body portion; 11. a heat radiation fin; 2. a lower case; 3. an upper case; 4. a main control unit; 5. a first temperature sensor; 6. a second temperature sensor; 7. a lens; 8. a heating member; 9. an air flow member; 10. an optical trap.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described in the following with reference to the accompanying drawings, and based on the embodiments of the present utility model, other similar embodiments obtained by those skilled in the art without making any inventive effort should be included in the scope of protection of the present utility model. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.
The utility model will be further described with reference to the drawings and preferred embodiments.
Embodiment one: an optical instrument, see fig. 1-5, comprises a housing, at least two temperature sensors disposed within the housing, a heating element 8 disposed within the housing, and an air flow element 9 disposed within the housing; specifically, the temperature sensors in the housing are disposed at different positions in the interior space of the housing. The heating part 8 is used for heating, and the air flowing part 9 is used for pushing the air in the shell to circularly flow in the shell when the heating part 8 is used for heating, so that the hot air heated by the heating part 8 can be circulated to all positions in the shell in a short time, and then the temperature sensor is used for detecting whether the temperature of all positions in the shell reaches the working temperature of the micro spectrometer. Due to the arrangement of the heating element 8 and the air flowing element 9, the time for heating the micro spectrometer to the working temperature of the micro spectrometer is greatly shortened, and the preheating efficiency is improved.
Specifically, this embodiment further includes a main control unit 4, where the main control unit 4 is connected with the temperature sensor and the air flow member 9, and the main control unit 4 controls the speed at which the air flow member 9 pushes the air to flow according to the temperature information collected by the temperature sensor. Along with the change of the temperature in the shell, the speed of the air flow member 9 pushing the air flow needs to be adjusted at any time, so that the micro spectrometer can be accurately and quickly heated to the working temperature and can be stabilized at the working temperature.
Specifically, the temperature sensor comprises a first temperature sensor 5 arranged close to the heating element 8 and a second temperature sensor 6 suspended in the shell and far away from the heating element 8, and the main control unit 4 controls the speed of the air flow element 9 pushing the air to flow at least according to the difference value of the detected temperature information of the first temperature sensor 5 and the second temperature sensor 6. The temperature information detected by the first temperature sensor 5 indicates the temperature of the air near the heating element 8, the second temperature sensor represents the temperature of the air far away from the temperature sensor in the shell, the temperature near the heating element 8 can be rapidly increased in the heating process of the heating element 8, the temperature far away from the heating element 8 is slowly increased, and the temperature conditions of different positions in the shell can be accurately reflected through the first temperature sensor 5 and the second temperature sensor 6, so that whether the temperature in the shell reaches and is stable at the working temperature of the micro spectrometer is judged; in order to ensure that the temperature of each place in the shell can quickly reach the working temperature of the micro spectrometer and can be stabilized at the working temperature without exceeding the working temperature, the main control unit 4 adjusts the speed of the air flow piece 9 pushing the air to flow according to the difference value of the temperature information detected by the first temperature sensor 5 and the second temperature sensor 6, thereby controlling the propagation speed of heat in the shell.
In this embodiment, at least one of the first temperature sensor 5 and the second temperature sensor 6 is disposed, and when the main control unit 4 processes the temperature information collected by the first temperature sensor 5 and the second temperature sensor 6, the main control unit 4 makes a difference between the average value of the temperature information collected by all the first temperature sensors 5 and the average value of the temperature information collected by all the second temperature sensors 6, and adjusts the speed of the air flow member 9 pushing the air to flow according to the difference.
Specifically, in the present embodiment, both the first temperature sensor 5 and the second temperature sensor 6 are provided with one.
Specifically, the housing includes a main body 1, and an upper case 3 and a lower case 2 provided on both sides of the main body 1, the upper case 3 and the lower case 2 being detachably connected on both sides of the main body 1 and clamping the main body 1 therebetween. The upper case 3 and the lower case 2 are butted together to enclose a space inside the case, and the main body part 1 is enclosed therein.
Specifically, in the present embodiment, the first temperature sensor 5 is disposed on the side of the main body 1 close to the lower case 2 and is disposed in close proximity to the heating member 8, and the second sensor is suspended between the main body 1 and the upper case 3.
The body 1 is provided with lenses 7, in this embodiment three lenses 7 are provided in total, the three lenses 7 being provided on the same side of the body 1.
In the present embodiment, both the heating member 8 and the air flow member 9 are provided on the main body portion 1. Specifically, the heating element 8 is disposed on the side of the main body 1 close to the lower shell 2, and the lens 7 and the air flow element 9 are disposed on the side of the main body 1 close to the shell; in order to accelerate the transfer of heat generated by the heating element 8 in the housing, the main body 1 is provided as a high thermal conductivity main body 1 having high thermal conductivity. And in order to prevent heat in the case from being transferred to the outside, the upper case 3 and the lower case 2 are provided as a low heat conduction upper case 3 and a low heat conduction lower case 2 having low heat conductivity.
Specifically, a heat dissipation fin 11 is disposed on one side of the main body 1 near the upper shell 3, the air flow member 9 blows air to the heat dissipation fin 11, and after heat generated by the heating member 8 is transferred to the heat dissipation fin 11, the heat is transferred to each place in the space in the shell under the driving of the air blown by the air flow member 9.
The light trap 10 is provided on the main body 1 on the side close to the upper case 3 and on the side close to the main body 1 of the upper case 3, and the light trap on the main body 1 is formed by the heat radiation fins 11, so that the heat radiation effect can be achieved by the heat radiation fins 11, and the function of the light trap can be considered. By arranging the optical trap 10, stray light can be attenuated to extinction after multiple reflections in the optical trap 10, and noise of a spectrometer is reduced.
Specifically, in this embodiment, the main control unit 4 is fixedly connected to the lower case 2 and is located outside the lower case 2.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. An optical instrument, characterized by: comprises a shell;
A temperature sensor disposed within the housing;
a heating element (8), the heating element (8) being arranged in the housing;
And an air flow member (9), the air flow member (9) being for pushing air to flow within the housing;
The intelligent air conditioner further comprises a main control unit (4), wherein the main control unit (4) is connected with the temperature sensor and the air flow piece (9);
The temperature sensor comprises a first temperature sensor (5) arranged close to the heating element (8) and a second temperature sensor (6) which is suspended in the shell and is far away from the heating element (8).
2. An optical instrument according to claim 1, wherein: the housing comprises a main body part (1), and the air flow member (9) and the heating member (8) are arranged on the main body part (1);
An upper case (3);
And a lower case (2), wherein the upper case (3) and the lower case (2) sandwich the main body part (1).
3. An optical instrument according to claim 2, wherein: the first temperature sensor (5) is arranged on one side of the main body part (1) close to the lower shell (2), and the second temperature sensor (6) is suspended between the main body part (1) and the upper shell (3);
the heating element (8) is arranged on the side of the main body part (1) close to the lower shell (2) and is arranged close to the first temperature sensor (5).
4. An optical instrument according to claim 3, wherein: the main body (1) is provided as a high thermal conductivity main body (1) having high thermal conductivity.
5. An optical instrument according to claim 4, wherein: a radiating fin (11) is arranged on one side, close to the upper shell (3), of the main body part (1), and the air flow piece (9) pushes air to flow towards the radiating fin (11).
6. An optical instrument according to claim 2, wherein: the upper case (3) and the lower case (2) are provided as a low thermal conductivity upper case (3) and a low thermal conductivity lower case (2) having low thermal conductivity.
7. An optical instrument according to claim 5, wherein: a plurality of lenses (7) are arranged on one side, close to the upper shell (3), of the main body part (1), and the radiating fins (11) are arranged as light traps.
8. An optical instrument according to claim 7, wherein: an optical trap (10) is arranged on the upper shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322469957.8U CN220819206U (en) | 2023-09-12 | 2023-09-12 | Optical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322469957.8U CN220819206U (en) | 2023-09-12 | 2023-09-12 | Optical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220819206U true CN220819206U (en) | 2024-04-19 |
Family
ID=90701419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322469957.8U Active CN220819206U (en) | 2023-09-12 | 2023-09-12 | Optical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220819206U (en) |
-
2023
- 2023-09-12 CN CN202322469957.8U patent/CN220819206U/en active Active
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