CN102539473A - Device for testing heat insulation performance of sun-shading product - Google Patents
Device for testing heat insulation performance of sun-shading product Download PDFInfo
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- CN102539473A CN102539473A CN2012100084582A CN201210008458A CN102539473A CN 102539473 A CN102539473 A CN 102539473A CN 2012100084582 A CN2012100084582 A CN 2012100084582A CN 201210008458 A CN201210008458 A CN 201210008458A CN 102539473 A CN102539473 A CN 102539473A
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Abstract
The invention discloses a device for testing heat insulation performance of a sun-shading product. The device for testing the heat insulation performance of the sun-shading product comprises a testing device main body and is characterized in that: two sides of the testing device main body are connected to one supporting frame through a horizontal revolving shaft; the supporting frame is arranged on a rotary platform; the rotary platform is also provided with an inclined angle adjustment mechanism for adjusting the included angle of the testing device main body to be 0 to 40 degrees; heat-flow meters are adhered to the inner walls of a standard metering tank, a comparison testing metering tank, a standard cooling copper plate, and a comparison testing cooling copper plate and glass; thermocouples are adhered to the inner walls of the standard metering tank, the comparison testing metering tank, the standard cooling copper plate, the comparison testing cooling copper plate and glass; and the heat-flow meters and the thermocouples are connected with a data acquisition device through data lines. The device has a simple structure, realizes automatic control, and can be sued for testing the heat insulation performance of various shading products and glass windows.
Description
Technical field
The present invention relates to the detection of various shading product heat-proof qualities, specifically a kind of device that is used to detect the shading product heat-proof quality.
Background technology
In recent years, along with the development of building trade, the problem of building energy conservation more and more receives people's attention.Thermally distinguish in the summer; Sunshade is to reducing building energy consumption, and improving indoor and comfortable for living property has significant effect, shading product at home production and use more and more widely; Wherein, the heat-proof quality of shading product is the main performance that influences its energy-saving effect, indoor thermal environment regulating effect.Therefore need pick-up unit that the heat-proof quality of shading product is detected.
Existing building checkout equipment adopts the protective hot box method to measure solar radiation heat and uses fan coil to distribute cold; Though this method can be measured the heat-proof quality of shading product preferably, have that proving installation is oversize, Measuring Time is long, fan coil heat exchange quantity receives handpiece Water Chilling Units to import and export water temperature influences big and need shortcoming such as artificial tilt adjustment.
Summary of the invention
Technical matters to be solved by this invention is to overcome the defective that above-mentioned prior art exists, and provides a kind of rational in infrastructure being used to detect the device of shading product heat-proof quality, fast, accurately to detect the heat-proof quality of various shading products and windowpane automatically.
For this reason, the present invention adopts following technical scheme: a kind of device that is used to detect the shading product heat-proof quality comprises the proving installation main body; It is characterized in that; The both sides of said proving installation main body are connected on the bracing frame through horizontal rotating shaft, and this bracing frame is installed on the rotation platform, and the incidence regulating mechanism that is used to regulate 0～40 ° of inclination angle of proving installation main body also is housed on the rotation platform; Described proving installation main body comprises standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and back shroud; Described standard meter measuring tank and contrast test batch meter are arranged side by side, and are provided with thermofin between two batch meters, and a glass respectively is equipped with in the front portion of standard meter measuring tank and contrast test batch meter; Between two blocks of glass the total solar radiation table is housed; The standard cooled copper is connected the rear portion of standard meter measuring tank, and the contrast test cooled copper is connected the rear portion of contrast test batch meter, and post-planking cover is connected with the contrast test batch meter on standard cooled copper and contrast test cooled copper and with the standard meter measuring tank; Standard cooled copper and contrast test cooled copper hollow, the cavity of formation is connected with a constant temperature cold water source device through conduit.When the present invention uses, outside contrast test batch meter glass, the external sunshade device is installed, outside standard meter measuring tank glass, the external sunshade device is not installed.
Described constant temperature cold water source device provides the cold water of design temperature, and is connected with the entery and delivery port of a cooled copper cavity respectively through two conduits, forms the water-cooling system of pick-up unit; Make the relative constant temperature of cold water in the cooled copper cavity; This water-cooling system is different with original air cooling way, and the cooled copper that constant temperature cold water is housed directly contacts with the interior large tracts of land of batch meter, because the temperature difference is bigger in cooled copper and the case; Make the cold emission heat transfer capacity bigger, shortened detection time than air cooling way.In addition, two cooled copper connect same constant temperature cold water source, can make the temperature difference of debugging before two batch meter tests less.
The inwall of described standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and glass all posts heat flow meter; The inwall of described standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and glass all posts thermopair; Thermopair is used for measuring the temperature of each inwall; Can draw the interior temperature of case at that time, described heat flow meter is connected with a data collector through data line with thermoelectric corner.
The present invention directly carries out data acquisition to two each inwalls of batch meter (comprising glass) and two cooled copper inwalls subsides heat flow meter; Draw the heat transfer capacity of two batch meter inwalls (comprising glass) and the heat that constant temperature cold water is taken away, can draw their solar radiation heats separately according to the heat balance principle.Import and export water temperature difference with the pick-up unit of existing air cooling way through metering constant temperature cold water source and compare, can measure the solar radiation heat more accurately with the thermal parameter collection metering system that gets that discharge draws fan coil heat exchange quantity indirectly.
As preferably; Described 0～40 ° of incidence regulating mechanism comprises fixed mount, is fixed on tilt adjustment motor, rocking bar, connecting rod and disk composition on the fixed mount; The output shaft of tilt adjustment motor is connected with the center of disk; One end of connecting rod is coupling at the edge of disk, and the other end of connecting rod is fixedly connected with an end of rocking bar, and the rocking bar crosswise fixed is on the proving installation main body; Described fixed mount be installed on the rotation platform or the base of bracing frame on.The rotation of tilt adjustment driven by motor disk, thus the proving installation main body is deflected.
As preferably; The present invention also comprises an automatically follow track of sun control system; This automatically follow track of sun control system comprises sun location tracking sensor and ARM flush bonding processor; The sun location tracking sensor is transferred to the ARM flush bonding processor with the position of sun signal, and the ARM flush bonding processor rotates through driving circuit control tilt adjustment motor and electric rotating machine then, makes the proving installation automatically follow track of sun; Obtain maximum at that time solar radiation quantity, effectively shortened the test duration.
As preferably, the material of described standard meter measuring tank and contrast test batch meter is an insulation material.
As preferably, described standard meter measuring tank and contrast test batch meter outer wall all scribble reflective heat-insulation paint, can effectively reduce the heat transfer influence of outer bound pair batch meter.
As preferably, described data collector is a single-chip microcomputer.
The present invention can fast and accurately measure the solar radiation quantity of shading product from motion tracking solar motion track, applicable to the heat-proof quality detection of various shading products and glass.The present invention adopts water-cooling system and the method for directly pasting heat flow meter metering heat transfer capacity; And use automated control technology; Can under the unmanned state, measure, the natural light that can make full use of the sun carries out shorter, the more accurate heat-proof quality of various shading products and detects.
Below in conjunction with Figure of description and embodiment the present invention is described further.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 be among Fig. 1 A-A to cut-open view.
Fig. 4 is the present invention installs the external sunshade device before contrast test batch meter glass a structural representation.
Fig. 5 is a batch meter each several part heat synoptic diagram of the present invention.
Embodiment
The device that is used to detect the shading product heat-proof quality as shown in the figure; The both sides of proving installation main body are connected on the bracing frame 19 through horizontal rotating shaft 20; This bracing frame 19 is installed on the rotation platform 15; 0～40 ° of incidence regulating mechanism that is used to regulate proving installation main body inclination angle also is housed on the rotation platform 15, described rotation platform 15 by one be positioned at its below electric rotating machine 16 driven rotary.Described proving installation main body is made up of standard meter measuring tank 1, contrast test batch meter 2, standard cooled copper 5, contrast test cooled copper 8 and back shroud 6; Described standard meter measuring tank 1 is arranged side by side with contrast test batch meter 2; Be provided with thermofin 4 between two batch meters; A glass respectively is equipped with in the front portion of standard meter measuring tank 1 and contrast test batch meter 2; Between two blocks of glass total solar radiation table 22 is housed, contrast test batch meter 2 glass are installed external sunshade device 19 outward, and standard cooled copper 5 is connected the rear portion of standard meter measuring tank 1; Contrast test cooled copper 8 is connected the rear portion of contrast test batch meter 2; Back shroud 6 covers on standard cooled copper 5 and contrast test cooled copper 8 and with standard meter measuring tank 1 and is connected with contrast test batch meter 2, standard cooled copper and contrast test cooled copper hollow, and the cavity of formation is connected with constant temperature cold water source device 7 through conduit.
Described incidence regulating mechanism is made up of fixed mount 10, the tilt adjustment motor 11, rocking bar 14, connecting rod 13 and the disk 12 that are fixed on the fixed mount; The output shaft of tilt adjustment motor 11 is connected with the center of disk 12; One end of connecting rod 13 is coupling at the edge of disk 12; The other end of connecting rod 13 is fixedly connected with an end of rocking bar 14, and rocking bar 14 crosswise fixed are on back shroud 6.Described fixed mount 10 is installed on the base 9 of bracing frame.
The present invention also comprises an automatically follow track of sun control system; This automatically follow track of sun control system is made up of sun location tracking sensor and ARM flush bonding processor; The sun location tracking sensor is transferred to the ARM flush bonding processor with the position of sun signal, and the ARM flush bonding processor rotates through driving circuit control tilt adjustment motor and electric rotating machine then.
Evenly be furnished with 2 heat flow meters 17 at metering each inwall of casing and glass by diagonal, be used for measuring thermal loss through inwall; On the cooled copper inwall, evenly arrange 4 heat flow meters, be used for measuring heat transferred through cooled copper by diagonal; Evenly be furnished with 4 thermopairs 18 at each inwall (comprising glass) of batch meter and cooled copper inwall by diagonal and measure each inner wall temperature.Described heat flow meter is connected with single-chip microcomputer through data line with thermoelectric corner.Single-chip microcomputer carries out data acquisition, draws the heat transfer capacity of two batch meter inwalls (comprising glass) and the heat that constant temperature cold water is taken away, and can draw their solar radiation heats separately according to the heat balance principle.
The batch meter body length is 2 meters, and width is 2 meters, highly is 1 meter, and material is the high-performance insulation material, and casing thickness is 8cm; It is 1.5 meters square openings that its antetheca all has the length of side, is used to install glass.The batch meter outer wall all scribbles high reflective heat-insulation paint.
In order to reduce measuring error; To calibrate the temperature difference of cooled copper and batch meter earlier,, so when testing first, should carry out the temperature difference calibration test of cooled copper and batch meter because that cooled copper temperature and batch meter air themperature exist is inconsistent; Suppose that this moment, outdoor temperature was T1; The temperature of controlling the constant temperature cold water source so makes the cooled copper temperature also be T1, but because the difference of heat-conduction medium, the airborne temperature of batch meter is T2; Will there be a temperature difference T=T1-T2 in the temperature of batch meter air and cooled copper like this, and this temperature difference is generally constant.Therefore when follow-up test, should calibrate the temperature difference of cooled copper and batch meter earlier, setting the batch meter temperature like needs is T3, and then the design temperature of constant temperature cold water source is T3+ Δ T.
Before the test earlier to external world wind speed, temperature and radiant illumination measure, when ambient wind velocity less than 4m/s, temperature is not less than 8 ° of C, the radiation intensity of lamp vertical arrival 3mm standard transparent sheet glass when no sunshade is not less than 400W/m
2The time, can carry out the test of shading product heat-proof quality.Elder generation is set at 26 ° of C with the temperature of two batch meters during test, and its temperature difference is calibrated the temperature of two batch meters under the state less than 0.5 ° of C at the scene.Calibration is installed shading product after finishing on the contrast test batch meter, then two each inwalls of batch meter (comprising glass) and cooled copper inwall are carried out heat and temperature data acquisition.
In the test process, cooled copper is constantly taken away the heat in the batch meter, after after a while, when two batch meter the temperature inside the box are stabilized in 26 ° of C left and right sides again, can draw solar radiation according to the heat balance principle and get heat.As shown in Figure 5, for standard meter measuring tank and contrast test batch meter, under airtight situation, the solar radiation in the batch meter gets heat Q
rCan be by computes:
Q
r=Q
t-Q
x-Q
b?， （1）
Q
tFor cooled copper take away heat,
Q
xBe each inwall heat transfer capacity of batch meter,
Q
bThe heat transfer capacity that causes for the glass internal-external temperature difference.
The solar radiation that sees through batch meter glass gets hot coefficient S HGC by computes:
Q
z=EA
w （2）
SHGC=?Q
r/?Q
z （3）
A
bArea for batch meter glass
E is the radiant illumination of the sun
Q
zBe the total solar radiation ability
Because each inwall heat transfer capacity Q of batch meter
x, the heat Q that takes away of cooled copper
tThe heat transfer capacity Q that causes with the glass internal-external temperature difference
bCan directly record the area A of batch meter glass by heat flow meter
bKnown, the radiant illumination E of sunshine records through the total solar radiation table, can directly draw the solar radiation that gets in the batch meter according to formula (1) and get heat.According to formula (2), the solar radiation that formula (3) can draw through batch meter glass gets hot coefficient S HGC.
Because two batch meter Q
zIdentical, other parameters are all different, and the heat flow meter through separately records, according to above formula can draw the standard meter measuring tank hot coefficient S HGC
1The hot coefficient S HGC that gets with the contrast test batch meter
2, through contrasting the heat-proof quality that these two parameters just can draw shading product.
Claims (7)
1. device that is used to detect the shading product heat-proof quality; Comprise the proving installation main body, it is characterized in that the both sides of said proving installation main body are connected on the bracing frame through horizontal rotating shaft; This bracing frame is installed on the rotation platform; The incidence regulating mechanism that is used to regulate 0～40 ° of inclination angle of proving installation main body also is housed on the rotation platform, and described proving installation main body comprises standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and back shroud, and described standard meter measuring tank and contrast test batch meter are arranged side by side; Be provided with thermofin between two batch meters; A glass respectively is equipped with in the front portion of standard meter measuring tank and contrast test batch meter, between two blocks of glass the total solar radiation table is housed, and the standard cooled copper is connected the rear portion of standard meter measuring tank; The contrast test cooled copper is connected the rear portion of contrast test batch meter; Post-planking cover is connected with the contrast test batch meter on standard cooled copper and contrast test cooled copper and with the standard meter measuring tank, standard cooled copper and contrast test cooled copper hollow, and the cavity of formation is connected with a constant temperature cold water source device through conduit;
The inwall of described standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and glass all posts heat flow meter; The inwall of described standard meter measuring tank, contrast test batch meter, standard cooled copper, contrast test cooled copper and glass all posts thermopair, and described heat flow meter is connected with a data collector through data line with thermoelectric corner.
2. the device that is used to detect the shading product heat-proof quality according to claim 1; It is characterized in that; Described 0～40 ° of incidence regulating mechanism comprises fixed mount, is fixed on tilt adjustment motor, rocking bar, connecting rod and disk composition on the fixed mount, and the output shaft of tilt adjustment motor is connected with the center of disk, and an end of connecting rod is coupling at the edge of disk; The other end of connecting rod is fixedly connected with an end of rocking bar, and the rocking bar crosswise fixed is on the proving installation main body; Described fixed mount be installed on the rotation platform or the base of bracing frame on.
3. the device that is used to detect the shading product heat-proof quality according to claim 1 and 2 is characterized in that, described rotation platform by one be positioned at its below the electric rotating machine driven rotary.
4. the device that is used to detect the shading product heat-proof quality according to claim 3; It is characterized in that; It also comprises an automatically follow track of sun control system; This automatically follow track of sun control system comprises sun location tracking sensor and ARM flush bonding processor, and the sun location tracking sensor is transferred to the ARM flush bonding processor with the position of sun signal, and the ARM flush bonding processor rotates through driving circuit control tilt adjustment motor and electric rotating machine then.
5. the device that is used to detect the shading product heat-proof quality according to claim 4 is characterized in that, the material of described standard meter measuring tank and contrast test batch meter is an insulation material.
6. the device that is used to detect the shading product heat-proof quality according to claim 4 is characterized in that, described standard meter measuring tank and contrast test batch meter outer wall all scribble reflective heat-insulation paint.
7. the device that is used to detect the shading product heat-proof quality according to claim 4 is characterized in that, described data collector is a single-chip microcomputer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100084582A CN102539473A (en) | 2012-01-12 | 2012-01-12 | Device for testing heat insulation performance of sun-shading product |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100084582A CN102539473A (en) | 2012-01-12 | 2012-01-12 | Device for testing heat insulation performance of sun-shading product |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964999A (en) * | 2015-07-08 | 2015-10-07 | 浙江大学 | Device and method for testing equivalent thermal resistance of reflective thermal insulation coating material |
| CN106841289A (en) * | 2017-03-30 | 2017-06-13 | 广州市建筑材料工业研究所有限公司 | A kind of utilization sunshine detects the device and method of shading product heat-proof quality |
| CN108181101A (en) * | 2018-01-11 | 2018-06-19 | 韩丽汀 | A kind of building doors and windows shading performance detection device and its control method |
| KR102606602B1 (en) * | 2023-07-11 | 2023-12-01 | (재)한국건설생활환경시험연구원 | Multi-directional thermal transmittance measuring device |
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| CN200986543Y (en) * | 2006-12-26 | 2007-12-05 | 深圳市建筑科学研究院 | Sun-shading quotiety detector |
| CN201266186Y (en) * | 2008-09-04 | 2009-07-01 | 重庆大学 | Detection device for sun-shading system |
| CN202383100U (en) * | 2012-01-12 | 2012-08-15 | 浙江省建筑科学设计研究院有限公司 | Device for detecting heat insulation performance of shading product |
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2012
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200986543Y (en) * | 2006-12-26 | 2007-12-05 | 深圳市建筑科学研究院 | Sun-shading quotiety detector |
| CN201266186Y (en) * | 2008-09-04 | 2009-07-01 | 重庆大学 | Detection device for sun-shading system |
| CN202383100U (en) * | 2012-01-12 | 2012-08-15 | 浙江省建筑科学设计研究院有限公司 | Device for detecting heat insulation performance of shading product |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964999A (en) * | 2015-07-08 | 2015-10-07 | 浙江大学 | Device and method for testing equivalent thermal resistance of reflective thermal insulation coating material |
| CN106841289A (en) * | 2017-03-30 | 2017-06-13 | 广州市建筑材料工业研究所有限公司 | A kind of utilization sunshine detects the device and method of shading product heat-proof quality |
| CN108181101A (en) * | 2018-01-11 | 2018-06-19 | 韩丽汀 | A kind of building doors and windows shading performance detection device and its control method |
| CN108181101B (en) * | 2018-01-11 | 2019-12-27 | 新丰县建筑安装工程有限公司 | Building door and window shading performance detection device and control method thereof |
| CN108181101B8 (en) * | 2018-01-11 | 2020-04-07 | 新丰县建筑安装工程有限公司 | Building door and window shading performance detection device and control method thereof |
| KR102606602B1 (en) * | 2023-07-11 | 2023-12-01 | (재)한국건설생활환경시험연구원 | Multi-directional thermal transmittance measuring device |
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Application publication date: 20120704 |