CN215930243U

CN215930243U - Refrigerating device for producing lead selenide infrared detector

Info

Publication number: CN215930243U
Application number: CN202122093252.1U
Authority: CN
Inventors: 原子健; 张志林; 原皓; 黄振兴
Original assignee: Jiyuan Aitan Electronic Technology Co ltd
Current assignee: Jiyuan Aitan Electronic Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-03-01
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a refrigerating device for producing a lead selenide infrared detector, and relates to the technical field of equipment refrigeration. Has the advantages that: through the ingenious design of the refrigeration component device, the hot surface and the cold surface can be separated in the production process of the lead selenide infrared detector, so that the cold surface is prevented from absorbing heat generated by the hot surface, the cooling can be well carried out, the refrigeration efficiency is improved, and the cost is saved; through the ingenious symmetrical design of the suction fan and the blowing fan, heat generated by a refrigeration assembly device in the lower shell of the device can be better dissipated from the heat dissipation port by suction and blowing; through the setting of heat conduction coating, can be better with the heat transfer to the device inferior valve inside that the refrigeration assembly device produced to better with heat from the thermovent effluvium, design benefit is fit for promoting and using.

Description

Refrigerating device for producing lead selenide infrared detector

Technical Field

The utility model relates to the technical field of equipment refrigeration, in particular to a refrigeration device for producing a lead selenide infrared detector.

Background

Lead selenide is used as a non-refrigeration type infrared detector, response wavelength ranges cover short wave infrared (1-3 mu m) and medium wave infrared (3-5 mu m), and the lead selenide is mainly applied to analysis of environment and medical gas, such as methane, water vapor, carbon monoxide, carbon dioxide and the like; but also infrared spectroscopy and monitoring of many industrial processes. Lead selenide infrared detector need cool down in preparation process, and current cooling mode adopts thermoelectric refrigeration piece to cool down mostly, and thermoelectric refrigeration piece is when the switch-on current cools down, though can cool down but can produce a large amount of heats, can use the fin heat dissipation under the general condition, but most fin radiating effect is not good, and the incremental cost makes the refrigeration effect poor moreover, gives people and has produced certain trouble when using.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems and providing a refrigeration device for producing a lead selenide infrared detector.

The utility model realizes the purpose through the following technical scheme:

a refrigerating device for producing a lead selenide infrared detector comprises a base, a heat insulating layer and a device lower shell, wherein the heat insulating layer is arranged at the lower end of the interior of the device lower shell, the base is arranged at the upper end of the heat insulating layer, a refrigerating assembly device is welded at the central position of the upper end of the base through alloy, the refrigerating assembly device comprises a refrigerating assembly hot surface and a refrigerating assembly cold surface, the refrigerating assembly hot surface is welded at the upper end of the base through alloy, heat dissipation ports are symmetrically formed in one side of the device lower shell in an up-and-down mode, a second motor is fixedly connected to the central position of the outer portion of one side of the device lower shell, which is far away from the heat dissipation ports, an output shaft of the second motor penetrates through the device lower shell and extends to the interior of the device lower shell, a blowing fan is connected through a coupler, heat preservation covers are fixedly connected to the two sides of the refrigerating assembly cold surface, heat preservation spaces are formed in the interior of the heat preservation covers, and heat conducting plates are arranged in the heat preservation spaces, the heat conducting plate is fixedly connected to the middle lower end inside the heat preservation cover.

Preferably, the upper end of the lower shell of the device is symmetrically and fixedly connected with a heat-conducting coating.

Preferably, one side fixedly connected with first motor that the second motor was kept away from to the outside of device inferior valve, the output shaft of first motor runs through the device inferior valve and extends to inside and has the suction fan through the coupling joint.

Preferably, the suction fan is positioned between the two heat dissipation ports.

Has the advantages that: through the ingenious design of the refrigeration component device, the hot surface and the cold surface can be separated in the production process of the lead selenide infrared detector, so that the cold surface is prevented from absorbing heat generated by the hot surface, the cooling can be well carried out, the refrigeration efficiency is improved, and the cost is saved; through the ingenious symmetrical design of the suction fan and the blowing fan, heat generated by a refrigeration assembly device in the lower shell of the device can be better dissipated from the heat dissipation port by suction and blowing; through the setting of heat conduction coating, can be better with the heat transfer to the device inferior valve inside that the refrigeration assembly device produced to better with heat from the thermovent effluvium, design benefit is fit for promoting and using.

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, and 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 these drawings without creative efforts.

FIG. 1 is a schematic diagram of a refrigeration apparatus for producing a lead selenide infrared detector in accordance with the utility model;

fig. 2 is a schematic diagram of a refrigeration assembly arrangement of a refrigeration apparatus for producing a lead selenide infrared detector of the present invention.

The reference numerals are explained below:

1. a base; 2. a heat insulating layer; 3. a device lower case; 4. a first motor; 5. an air suction fan; 6. a heat dissipation port; 7. a thermally conductive coating; 8. a refrigeration assembly device; 801. refrigerating the cold surface of the assembly; 802. refrigerating the hot side of the assembly; 9. a heat preservation space; 10. a heat-preserving cover; 11. a heat conducting plate; 12. a second motor; 13. an air blowing fan.

Detailed Description

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

as shown in fig. 1-2, a refrigerating apparatus for producing a lead selenide infrared detector comprises a base 1, a heat insulating layer 2 and an apparatus lower shell 3, the lower end of the inside of the apparatus lower shell 3 is provided with the heat insulating layer 2, the heat insulating layer 2 is used for separating the base 1 from the apparatus lower shell 3, so as to prevent heat generated by a refrigerating assembly device 8 from transferring to the bottom of the apparatus lower shell 3 and not easily dissipating, the upper end of the heat insulating layer 2 is provided with the base 1, the base 1 is used for welding a refrigerating assembly hot surface 802, the central position of the upper end of the base 1 is welded with the refrigerating assembly device 8 through alloy, the refrigerating assembly device 8 is a heat pump using peltier effect, can be used for refrigeration and heating, is also a solid state device without rotating parts, has long service life, is noiseless during operation, does not release harmful substances, can be installed and operated at any angle, the refrigerating assembly device 8 is connected with a power supply (not shown in the figure), when the power is switched on, the refrigerating assembly device 8 is electrified, and can refrigerate at the moment, the refrigerating assembly device 8 comprises a refrigerating assembly hot surface 802 and a refrigerating assembly cold surface 801, the refrigerating assembly hot surface 802 is welded at the upper end of the base 1 through alloy, the refrigerating assembly hot surface 802 is used for heating, one side of the device lower shell 3 is provided with heat dissipation ports 6 in up-and-down symmetry, the heat dissipation ports 6 are used for dissipating heat, the outer central position of one side of the device lower shell 3 far away from the heat dissipation ports 6 is fixedly connected with a second motor 12, the second motor 12 is used for providing power, an output shaft of the second motor 12 penetrates through the device lower shell 3 and extends to the inside to be connected with a blowing fan 13 through a coupler, the blowing fan 13 is used for blowing heat inside the device lower shell 3 to one side of the heat dissipation ports 6, two sides of the refrigerating assembly cold surface 801 are fixedly connected with heat preservation covers 10, the heat preservation covers 10 are used for preventing cold air from dissipating, and heat preservation spaces 9 are arranged inside the heat preservation covers 10, heat preservation space 9 is equipped with heat-conducting plate 11, heat-conducting plate 11 is used for placing the infrared detector of lead selenide, heat-conducting plate 11 fixed connection is at the inside well lower extreme of heat preservation cover 10, the upper end symmetry fixedly connected with heat conduction coating 7 of device inferior valve 3, heat conduction coating 7 has higher heat transfer performance, can be with the heat transfer of the 8 production of refrigeration component device to the device inferior valve 3 inside, the first motor 4 of one side fixedly connected with of second motor 12 is kept away from to the outside of device inferior valve 3, first motor 4 is used for providing power, the output shaft of first motor 4 runs through device inferior valve 3 and extends to inside through the coupling joint have aspiration fan 5, aspiration fan 5 is used for inhaling heat dissipation building department, aspiration fan 5 is located between two thermovents 6.

The working principle is as follows: when needs use, place the infrared detector of lead selenide on heat-conducting plate 11, open the power, refrigeration assembly device 8 begins work, refrigeration assembly cold side 801 can refrigerate the infrared detector of lead selenide, the heat that refrigeration assembly hot side 802 produced is located inside device inferior valve 3 mostly simultaneously, start first motor 4 and second motor 12 this moment, induced-draft fan 5 and fan 13 of blowing begin work, one is blown and can be followed thermovent 6 effluviums with the heat, thereby better reach the refrigerated effect of the infrared detector of lead selenide.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A refrigerating plant for producing lead selenide infrared detector, includes base (1), heat insulation layer (2) and device inferior valve (3), its characterized in that: the device is characterized in that a heat insulating layer (2) is arranged at the lower end of the interior of the lower device shell (3), a base (1) is arranged at the upper end of the heat insulating layer (2), a refrigeration assembly device (8) is welded at the central position of the upper end of the base (1) through an alloy, the refrigeration assembly device (8) comprises a refrigeration assembly hot surface (802) and a refrigeration assembly cold surface (801), the refrigeration assembly hot surface (802) is welded at the upper end of the base (1) through an alloy, heat dissipation ports (6) are symmetrically formed in one side of the lower device shell (3) up and down, a second motor (12) is fixedly connected at the central position of the outer portion of one side of the lower device shell (3) far away from the heat dissipation ports (6), an output shaft of the second motor (12) penetrates through the lower device shell (3) and extends to the interior and is connected with a blowing fan (13) through a coupler, and heat insulating covers (10) are fixedly connected to the two sides of the refrigeration assembly cold surface (801), the heat preservation cover is characterized in that a heat preservation space (9) is formed in the heat preservation cover (10), a heat conduction plate (11) is arranged in the heat preservation space (9), and the heat conduction plate (11) is fixedly connected to the middle lower end in the heat preservation cover (10).

2. A refrigeration apparatus for producing a lead selenide infrared detector as claimed in claim 1, wherein: the upper end of the device lower shell (3) is symmetrically and fixedly connected with a heat-conducting coating (7).

3. A refrigeration apparatus for producing a lead selenide infrared detector as claimed in claim 1, wherein: the outside of device inferior valve (3) is kept away from one side fixedly connected with first motor (4) of second motor (12), the output shaft of first motor (4) runs through device inferior valve (3) and extends to inside and has suction fan (5) through the coupling joint.

4. A refrigeration apparatus for producing a lead selenide infrared detector as claimed in claim 1, wherein: the suction fan (5) is positioned between the two heat dissipation ports (6).