CN219434721U - Clothing fabric passive cooling testing device - Google Patents
Clothing fabric passive cooling testing device Download PDFInfo
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- CN219434721U CN219434721U CN202223392877.9U CN202223392877U CN219434721U CN 219434721 U CN219434721 U CN 219434721U CN 202223392877 U CN202223392877 U CN 202223392877U CN 219434721 U CN219434721 U CN 219434721U
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Abstract
The utility model relates to the field of passive cooling test of materials, in particular to a passive cooling test device for clothing fabric. The device comprises an insulation box, a heat radiation window, a temperature sensor and a temperature recorder, wherein the heat radiation window is arranged on the insulation box, the temperature sensor is arranged in the insulation box and is electrically connected with the temperature recorder, a film is horizontally arranged on the heat radiation window, and a tested material is attached to the film. The device can simulate the heat radiation of a human body when wearing the garment, reflects the passive cooling performance of the garment fabric through the real-time temperature change generated by the heat radiation, and has simple testing means and easy operation. The passive cooling performance of the clothing fabric is measured more accurately through the passive cooling testing device of the clothing fabric, the way and the way of entering heat are strictly controlled, the temperature change is recorded in real time, the passive cooling effect is represented by specific and effective data, and the passive cooling performance of the clothing fabric can be evaluated by the comparative and reference science.
Description
Technical Field
The utility model relates to the technical field of passive cooling test of materials, in particular to a passive cooling test device for clothing fabric.
Background
In recent years, the demand of people for energy sources is larger and larger, the greenhouse effect is aggravated, a great amount of cooling demands are generated by people, especially in hot summer, so that huge energy loss is caused, and the material for achieving the passive cooling effect through radiation cooling can reduce the dependence on the energy sources, so that the purposes of energy conservation and environmental protection are realized. The radiation cooling is to apply the heat radiation mode to cool the heat in the objects on the earth by changing the mode of 0.2-1000 μm wave band with the heat effect electromagnetic wave transmission direction, the process does not consume other forms of energy, but can achieve good cooling effect. Therefore, radiation cooling technology has attracted a great deal of attention, and technical researches on related materials have been developed in various fields, and practical application sites have been explored.
At present, the radiation cooling material is mostly reserved in the preparation of the material, the specific practical application is less, the application of the radiation cooling material on the clothing fabric is still in a starting stage, the characteristics of the material enable the human body to realize passive cooling through the clothing, the cooling requirement of people wearing the clothing in summer is met, and the radiation cooling material has important significance.
Because the clothing with the passive cooling effect is not widely applied, currently, the testing method and the technical means related to the clothing fabric on the market have few testing methods or devices related to radiation cooling, and the testing of the traditional clothing performance is insufficient to meet the testing requirement. For related researches of radiation cooling, the preparation of materials is focused, and for specific measurement of cooling performance, a comprehensive and perfect testing system is not formed yet, and a testing device and a testing means for the passive cooling performance of the clothing fabric are lacked.
Disclosure of Invention
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and the appended drawings.
The utility model aims to overcome the defects and provide a passive cooling testing device for clothing fabric.
In order to achieve the above object, the technical solution of the present utility model is: the utility model provides a clothing surface fabric passive cooling testing arrangement, includes adiabatic insulation can, heat radiation window, temperature sensor, temperature recorder, is provided with the heat radiation window on the adiabatic insulation can, installs temperature sensor in the adiabatic insulation can, and temperature sensor is connected with the temperature recorder electricity, and the level is provided with the film on the heat radiation window, laminating setting measured material on the film. The heat insulation box simulates microclimate when a human body wears clothes, heat enters the heat insulation box through a measured material positioned in a heat radiation window, temperature change occurs in the box, a temperature sensor senses the temperature change and reflects the temperature change on a temperature recorder, and data are recorded. The temperature sensor monitors the temperature change in real time.
According to the utility model, the 'microclimate circulation of human body-clothing' is simulated through the environment of heat insulation and heat preservation, the passive cooling performance of clothing fabric is measured more accurately, the way and way of heat entering are strictly controlled, the temperature change is recorded in real time, the passive cooling effect is represented by specific effective data, and the passive cooling performance of the clothing fabric can be evaluated by the science of comparability and reference.
In some embodiments, the film is a polyethylene film or a polypropylene film. The heat with the wavelength of 8-14 mu m enters the box body through the tested material and the polyethylene film in a radiation mode to cause the temperature change in the box body, the temperature change is measured by a temperature sensor, and the data recording is carried out on a temperature recorder, so that the passive cooling performance of the clothing fabric is tested.
In some embodiments, the insulating box is provided with a partition board, and the partition board is symmetrically arranged along the insulating box.
In some embodiments, the heat radiation window is a circular window. Heat is radiated into the case through the heat radiation window of the circular opening.
In some embodiments, the insulated cabinet adjusts the internal volume by moving the partition, sv=v/S, s=pi r 2 Wherein V is the internal volume of the heat insulation box, S is the area of the heat radiation window, and SV represents different volume components.
The volume of the heat insulation box, which is close to the periphery of the box body, is reduced by moving the movable partition plate, the internal volume of the heat insulation box is changed, the space below the heat radiation window is ensured to be sufficient on the premise of meeting a calculation formula, and then experimental measurement is carried out.
In some embodiments, the garment material passive cooling test device is used outdoors where sufficient sunlight can be obtained all day long, and the garment material passive cooling test device further comprises a spectral color illuminometer, wherein the spectral color illuminometer is used for measuring solar spectrum, illuminance and color of an external environment.
In order to make the obtained data have more referential property, when the utility model starts to test, a sunny day with sufficient sunlight radiation is selected, the testing device is placed in an outdoor place which can obtain the sufficient sunlight radiation all the day, the sunlight illuminance is tested by a spectrum color illuminometer, the temperature sensor is used for measuring the heat radiation of the tested material in real time, and the temperature value variation generated in microclimate simulated by the box body is compared with the temperature in the box body recorded when the tested material is not added under the same condition, so that the passive cooling performance of the tested material is judged. The test mode is as follows: during testing, more than 2 devices are required to be used simultaneously, and the devices are respectively marked as non-interference comparison samples (standard) and actual test samples 1,2,3, … … and n, wherein the positions of heat radiation windows of the non-interference comparison samples are not provided with any samples, materials subjected to the radiation cooling to be tested are sequentially and respectively arranged at the positions of heat radiation windows of other testing devices (the number of the used boxes is determined according to the testing requirement), the temperature in the box body can be recorded in real time by the temperature sensors corresponding to the heat radiation windows, and the radiation cooling effect of the materials is judged by comparing the temperature of the temperature recorder in the box body for placing the samples with the temperature of the temperature recorder in the box body of the non-interference sample.
In some embodiments, the heat insulation box is wrapped with two layers of flat aluminum foils around and at the bottom, so that the heat insulation effect of the heat insulation box is enhanced.
In some embodiments, the upper layer of the heat insulation and preservation box is covered with a smooth and flat aluminum foil layer, which reflects solar radiation, insulates external heat and simulates the thermal radiation of human microclimate.
In some embodiments, a fixed bracket is arranged in the heat insulation and preservation box, a temperature sensor is arranged on the fixed bracket, and the temperature sensor is arranged at a reasonable position so as to be convenient for detecting the temperature in the box.
In some embodiments, a plurality of temperature sensors are arranged in the passive cooling test device for the plurality of garment materials, and the temperature recorder is electrically connected with the plurality of temperature sensors.
The temperature recorder 4 which is connected with the temperature sensor 8 in the box body and records temperature change data in real time can be simultaneously connected with a plurality of temperature sensors 8 for measuring the passive cooling of the clothing fabric, and the temperature recorder is used for testing in the same environment.
By adopting the technical scheme, the utility model has the beneficial effects that: the utility model can ignore convection and conduction processes in heat transfer, simulate heat radiation when a human body wears the garment, reflect the passive cooling performance of the garment fabric through real-time temperature change generated by the heat radiation, and has simple testing means and easy operation. The passive cooling performance of the clothing fabric is measured more accurately through the passive cooling testing device of the clothing fabric, the way and the way of entering heat are strictly controlled, the temperature change is recorded in real time, the passive cooling effect is represented by specific and effective data, and the passive cooling performance of the clothing fabric can be evaluated by the comparative and reference science.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
It is apparent that these and other objects of the present utility model will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings and figures.
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model, without limitation to the utility model.
In the drawings, like parts are designated with like reference numerals and are illustrated schematically and are not necessarily drawn to scale.
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only one or several embodiments of the utility model, and that other drawings can be obtained according to such drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic structural view of a garment fabric passive cooling test device according to some embodiments of the present utility model;
FIG. 2 is a vertical cross-sectional view of A-A1 of FIG. 1 in accordance with the present utility model;
FIG. 3 is a horizontal cross-sectional view of B-B1 of FIG. 1 in accordance with the present utility model.
The main reference numerals illustrate: 1. a heat radiation window; 2. an adiabatic incubator, 3, a spectrum color illuminometer; 4. a temperature recorder; 5. aluminum foil; 6. a partition plate; 7. a fixed bracket; 8. a temperature sensor; 9. a polyethylene film; 10. the material to be tested.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the following detailed description. It should be understood that the detailed description is presented merely to illustrate the utility model, and is not intended to limit the utility model.
In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that the two bodies connected together do not form a connection relationship through a transition structure, but are connected together to form a whole through a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1-3, fig. 1 is a schematic structural view of a passive cooling test device for clothing fabric according to some embodiments of the present utility model, fig. 2 is a vertical cross-sectional view of A-A1 in fig. 1 according to the present utility model, and fig. 3 is a horizontal cross-sectional view of B-B1 in fig. 1 according to the present utility model.
According to some embodiments of the utility model, the utility model provides a garment fabric passive cooling testing device, which comprises an insulation heat preservation box 2, a heat radiation window 1, a temperature sensor 8 and a temperature recorder 4, wherein the heat radiation window 1 is arranged on the insulation heat preservation box 2, the temperature sensor 8 is arranged in the insulation heat preservation box 2, the temperature sensor 8 is electrically connected with the temperature recorder 4, a film is horizontally arranged on the heat radiation window 1, and a tested material 10 is adhered to the film. The heat insulation and preservation box 2 simulates microclimate when a human body wears clothes, heat enters the heat insulation and preservation box 2 through the measured material 10 of the heat radiation window 1, temperature change occurs in the box, the temperature change is sensed by the temperature sensor 8 and reflected on the temperature recorder 4, and data are recorded. The temperature sensor 8 monitors the temperature change in real time.
According to the utility model, the 'microclimate circulation of human body-clothing' is simulated through the environment of heat insulation and heat preservation, the passive cooling performance of clothing fabric is measured more accurately, the way and way of heat entering are strictly controlled, the temperature change is recorded in real time, the passive cooling effect is represented by specific effective data, and the passive cooling performance of the clothing fabric can be evaluated by the science of comparability and reference.
According to some embodiments of the utility model, the film is optionally a polyethylene film 9 or a polypropylene film. The heat with the wavelength of 8-14 mu m enters the box body through the measured material 10 and the polyethylene film 9 in a radiation mode to cause the temperature change in the box body, the temperature change is measured by the temperature sensor 8, and the data recording is carried out on the temperature recorder 4, so that the passive cooling performance of the clothing fabric is tested.
According to some embodiments of the utility model, optionally, the insulation box 2 is provided with a partition plate 6, and the partition plate 6 is symmetrically arranged along the insulation box 2.
According to some embodiments of the utility model, the heat radiation window 1 is optionally a circular window. Heat is radiated into the case through the heat radiation window 1 of the circular opening.
According to some embodiments of the utility model, optionally, the insulated cabinet 2 is adjusted in its internal volume by moving the partition 6, sv=v/S, s=pi r 2 Wherein V is the internal volume of the heat insulation and preservation box 2, S is the area of a heat radiation window, and SV represents different volume component sizes. The volume of the heat insulation and preservation box 2, which is close to the periphery of the box body, is reduced by moving the movable partition plate 6, the internal volume of the heat insulation and preservation box 2 is changed, the space below the heat radiation window 1 is ensured to be sufficient on the premise of meeting a calculation formula, and then experimental measurement is carried out.
According to some embodiments of the present utility model, optionally, the garment fabric passive cooling test device is used outdoors where sufficient sunlight can be obtained all day long, and the garment fabric passive cooling test device further includes a spectral color illuminometer 3, where the spectral color illuminometer 3 is used for measuring solar spectrum, illuminance and color of an external environment.
In order to make the obtained data have more referential property, when the utility model starts to test, a sunny day with sufficient sunlight radiation is selected, the testing device is placed in an outdoor place which can obtain the sufficient sunlight radiation all the day, the sunlight illuminance is tested by the spectral color illuminometer 3, the temperature sensor 8 measures the heat radiation to the tested material 10 in real time, and the temperature value variation generated in microclimate which enters the box body simulation is compared with the temperature in the box body which is recorded when the tested material 10 is not added under the same condition, so as to judge the passive cooling performance of the tested material 10. The test mode is as follows: during testing, more than 2 devices are required to be used simultaneously, and the devices are respectively marked as non-interference comparison samples (standard) and actual test samples 1,2,3, … … and n, wherein the positions of the heat radiation windows 1 of the non-interference comparison samples are not provided with any sample, materials subjected to the radiation cooling to be tested are sequentially and respectively arranged at the positions of the heat radiation windows 1 of other testing devices (the number of the used boxes is determined according to the testing requirement), the temperature in the box body can be recorded in real time by the temperature sensors 8 corresponding to the heat radiation windows 1, and the radiation cooling effect of the materials is judged by comparing the temperature of the temperature recorder 4 in the box body in which the samples are arranged with the temperature of the temperature recorder 4 in the non-interference sample box body.
According to some embodiments of the utility model, optionally, double layers of flat aluminum foils 5 are wrapped around and at the bottom of the heat insulation box 2, so that the heat insulation effect of the heat insulation box 2 is enhanced.
According to some embodiments of the utility model, optionally, the upper layer of the heat insulation and preservation box 2 is covered with a smooth and flat aluminum foil 5, which reflects solar radiation, insulates external heat and simulates heat radiation of microclimate of human body.
According to some embodiments of the utility model, optionally, a fixing bracket 7 is arranged in the heat insulation and preservation box 2, a temperature sensor 8 is arranged on the fixing bracket 7, and the temperature sensor 8 is arranged at a reasonable position so as to be convenient for detecting the temperature in the box.
According to some embodiments of the present utility model, optionally, a plurality of temperature sensors 8 are disposed in the passive cooling test device for a plurality of garment materials, and the temperature recorder 4 is electrically connected with the plurality of temperature sensors 8. The temperature recorder 4 which is connected with the temperature sensor 8 in the box body and records temperature change data in real time can be simultaneously connected with a plurality of temperature sensors 8 for measuring the passive cooling of the clothing fabric, and the temperature recorder is used for testing in the same environment.
Example 1
The embodiment provides a garment materials passive cooling testing arrangement, including adiabatic insulation can 2, heat radiation window 1, temperature sensor 8, temperature recorder 4, be provided with heat radiation window 1 on the adiabatic insulation can 2, install temperature sensor 8 in the adiabatic insulation can 2, temperature sensor 8 is connected with temperature recorder 4 electricity, and heat radiation window 1 goes up the level and is provided with the film, laminating on the film sets up measured material 10. The film is a polyethylene film 9. A fixed bracket 7 is arranged in the heat insulation and preservation box 2, and a temperature sensor 8 is arranged on the fixed bracket 7.
Example 2
The embodiment provides a clothing fabric passive cooling testing device, and this embodiment provides a clothing fabric passive cooling testing device, including adiabatic insulation can 2, heat radiation window 1, temperature sensor 8, temperature recorder 4, be provided with heat radiation window 1 on the adiabatic insulation can 2, install temperature sensor 8 in the adiabatic insulation can 2, temperature sensor 8 is connected with temperature recorder 4 electricity, and heat radiation window 1 is last to be provided with the film horizontally, laminating on the film sets up measured material 10. The film is a polyethylene film 9. The heat insulation box 2 is internally provided with a baffle plate 6, and the baffle plate 6 is symmetrically arranged along the heat insulation box 2. A fixed bracket 7 is arranged in the heat insulation and preservation box 2, and a temperature sensor 8 is arranged on the fixed bracket 7. The heat radiation window 1 is a circular window. The insulation box 2 adjusts the internal volume by moving the partition 6, sv=v/S, s=pi r 2 Wherein V is the internal volume of the heat insulation and preservation box 2, S is the area of the heat radiation window 1, and SV represents different volume component sizes.
Example 3
The embodiment provides a clothing fabric passive cooling testing device, and this embodiment provides a clothing fabric passive cooling testing device, including adiabatic insulation can 2, heat radiation window 1, temperature sensor 8, temperature recorder 4, be provided with heat radiation window 1 on the adiabatic insulation can 2, install temperature sensor 8 in the adiabatic insulation can 2, temperature sensor 8 is connected with temperature recorder 4 electricity, and heat radiation window 1 is last to be provided with the film horizontally, laminating on the film sets up measured material 10. The film is a polypropylene film, a baffle plate 6 is arranged in the heat insulation and preservation box 2, and the baffle plate 6 is symmetrically arranged along the heat insulation and preservation box 2. A fixed bracket 7 is arranged in the heat insulation and preservation box 2, and a temperature sensor 8 is arranged on the fixed bracket 7. The heat radiation window 1 is a round window, and the heat insulation box 2 is provided with a movable partition plate6 adjusting the internal volume, sv=v/S, s=pi r 2 Wherein V is the internal volume of the heat insulation and preservation box 2, S is the area of the heat radiation window 1, and SV represents different volume component sizes. The aluminum foil 5 with two layers of flatness is wrapped around and at the bottom of the heat insulation and preservation box 2, so that the heat insulation and preservation effect of the heat insulation and preservation box 2 is enhanced. The upper layer of the heat insulation and preservation box 2 is covered and provided with a smooth and flat aluminum foil 5 which reflects solar radiation, isolates external heat and simulates heat radiation of microclimate of a human body.
The garment materials passive cooling testing device is used outdoors in which full sunlight can be obtained all the day, and further comprises a spectrum color illuminometer 3, wherein the spectrum color illuminometer 3 is used for measuring solar spectrum, illuminance and color of the external environment. The method comprises the steps of selecting sunny days with sufficient sunlight radiation, placing a testing device in an outdoor place capable of obtaining sufficient sunlight radiation all the day, testing the sun illuminance by using a light color illuminometer 3, measuring the temperature value variation generated in microclimate simulated by a box body after heat radiation of a tested material 10 by a temperature sensor 8, and comparing the temperature value variation with the temperature in the box body recorded when the tested material 10 is not added under the same condition, thereby judging the passive cooling performance of the tested material 10. The test mode is as follows: during testing, more than 2 devices are required to be used simultaneously, and the devices are respectively marked as non-interference comparison samples (standard) and actual test samples 1,2,3, … … and n, wherein the positions of the heat radiation windows 1 of the non-interference comparison samples are not provided with any sample, materials subjected to the radiation cooling to be tested are sequentially and respectively arranged at the positions of the heat radiation windows 1 of other testing devices (the number of the used boxes is determined according to the testing requirement), the temperature in the box body can be recorded in real time by the temperature sensors 8 corresponding to the heat radiation windows 1, and the radiation cooling effect of the materials is judged by comparing the temperature of the temperature recorder 4 in the box body in which the samples are arranged with the temperature of the temperature recorder 4 in the non-interference sample box body.
Example 4
The difference between the present embodiment and the embodiment 3 is that a plurality of temperature sensors 8 are disposed in the passive cooling test device for clothing fabric, and the temperature recorder 4 is electrically connected with the plurality of temperature sensors 8. The temperature recorder 4 is connected with a plurality of temperature sensors 8 for measuring the passive cooling of the clothing fabrics at the same time, so that the passive cooling test of a plurality of groups of clothing fabrics can be conveniently performed in the same environment.
The heat enters the heat insulation and preservation box 2 through the measured material of the heat radiation window 1, the temperature change occurs in the box, the temperature sensor 8 senses that the temperature change is reflected on the temperature recorder 4, and data are recorded. Namely, the temperature value of the non-passing measured material is compared with the temperature value of the passing measured material, so that the passive cooling effect of the garment fabric can be known. The heat insulation and heat preservation box 2 can be placed in the open air with sufficient long-time radiation, the solar illuminance is tested by the spectrum color illuminometer 3, the temperature change in the box body of the heat insulation and heat preservation box 2 without the tested material 10 is tested, and the temperature change in the box body of the heat insulation and heat preservation box 2 with the tested material 10 is tested, so that the passive cooling performance of the tested material 10 is obtained more accurately. The internal volume of the heat insulation and preservation box 2 can be changed by moving the partition plate 6, so that the influence of different volume components on the passive cooling performance of the clothing fabric is obtained.
It is to be understood that the disclosed embodiments are not limited to the specific process steps or materials disclosed herein, but are intended to extend to equivalents of such features as would be understood by one of ordinary skill in the relevant arts. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.
Reference in the specification to "an embodiment" means that a particular feature, or characteristic, described in connection with the embodiment is included in at least one embodiment of the utility model. Thus, appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.
Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, numbers, etc., to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model can be practiced without one or more of the specific details, or with other methods, components, materials, etc.
Claims (10)
1. The utility model provides a clothing surface fabric passive cooling testing arrangement, its characterized in that includes adiabatic insulation can, heat radiation window, temperature sensor, temperature recorder, be provided with the heat radiation window on the adiabatic insulation can, install temperature sensor in the adiabatic insulation can, temperature sensor is connected with the temperature recorder electricity, the level is provided with the film on the heat radiation window, laminating sets up the measured material on the film.
2. The garment material passive cooling test device of claim 1, wherein the film is a polyethylene film or a polypropylene film.
3. The passive cooling testing device for clothing fabric according to claim 1, wherein a partition board is arranged in the heat insulation box, and the partition board is symmetrically arranged along the heat insulation box.
4. The garment material passive cooling test device of claim 3, wherein the heat radiation window is a circular window.
5. The passive cooling test device of claim 4, wherein the insulating box adjusts the internal volume by moving the partition, SV = V/S, S = pi r 2 Wherein V is the internal volume of the heat insulation box, S is the area of the heat radiation window, and SV represents different volume components.
6. The garment material passive cooling test device according to claim 1, wherein the garment material passive cooling test device is used outdoors for obtaining sufficient sunlight irradiation all day, and further comprises a spectral color illuminometer for measuring solar spectrum, illuminance and color of an external environment.
7. The passive cooling testing device for clothing fabric according to claim 6, wherein at least two layers of flat aluminum foils are wrapped around and at the bottom of the heat insulation box.
8. The passive cooling test device for clothing fabric according to claim 7, wherein the upper layer of the heat insulation box is covered with at least one layer of smooth and flat aluminum foil.
9. The passive cooling testing device for clothing fabric according to claim 1, wherein a fixing support is arranged in the heat insulation and preservation box, and a temperature sensor is installed on the fixing support.
10. The passive cooling testing device for clothing fabric according to any one of claims 1 to 9, wherein a plurality of temperature sensors are arranged in the passive cooling testing device for clothing fabric, and the temperature recorder is electrically connected with the plurality of temperature sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223392877.9U CN219434721U (en) | 2022-12-16 | 2022-12-16 | Clothing fabric passive cooling testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223392877.9U CN219434721U (en) | 2022-12-16 | 2022-12-16 | Clothing fabric passive cooling testing device |
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| CN219434721U true CN219434721U (en) | 2023-07-28 |
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| CN202223392877.9U Active CN219434721U (en) | 2022-12-16 | 2022-12-16 | Clothing fabric passive cooling testing device |
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