CN202735280U - Building envelope structure heat transfer coefficient detector - Google Patents
Building envelope structure heat transfer coefficient detector Download PDFInfo
- Publication number
- CN202735280U CN202735280U CN 201220395303 CN201220395303U CN202735280U CN 202735280 U CN202735280 U CN 202735280U CN 201220395303 CN201220395303 CN 201220395303 CN 201220395303 U CN201220395303 U CN 201220395303U CN 202735280 U CN202735280 U CN 202735280U
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- heat transfer
- transfer coefficient
- hot case
- hot
- structure heat
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000005057 refrigeration Methods 0.000 claims abstract description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 238000009533 lab test Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241001269238 Data Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model mainly relates to a building envelope structure heat transfer coefficient detector and belongs to the technical field of building detectors. The building envelope structure heat transfer coefficient detector comprises a hot box system, a cold box system and a control box. Refrigeration water in the cold box system can circulate into a fin type heat exchanger of a hot box to alternate with an electrical heating system in the hot box and carry out convection with a horizontal flow fan, so that accurate temperature control in the hot box system can be achieved. The building envelope structure heat transfer coefficient detector has the advantages of being accurate in temperature control, stable in working, good in maneuverability, convenient to transport and install, suitable for in-site tests and lab tests of building envelope structures of wall bodies and the like, suitable for being popularized and applied and the like.
Description
Technical field
The utility model relates to a kind of detecting instrument for building, specifically refers to a kind of building enclosure structure heat transfer coefficient detector, and applicable scene or laboratory building enclosure structure heat transfer coefficient detect.
Background technology
The detection of building enclosure structure heat transfer coefficient is one of main contents of detection of construction energy conservation evaluation, in recent years, worsening shortages along with conventional energy resources, country more and more payes attention to for energy-conservation, building energy consumption accounts for about 50% of China's total energy consumption, and the principal element that affects building energy consumption is the heat preservation and insulation of building itself.The national standard " Code for Acceptance of Construction Quality of Building Energy-saving Engineering " that China promulgates explicitly calls for the detection of on-the-spot architectural exterior-protecting construction being carried out heat preservation and insulation in (GB50411-2007).
The checkout equipment that is used at present the laboratory, all be that mechanical heat pump directly freezes, carrying out that very large error is arranged temperature controlled the time, and when heating temperature control, non-uniform temperature, instability can both embody to some extent, because equipment volume is larger, when detecting at the scene, carrying and installation is very inconvenient, and is used for on-the-spot checkout equipment, mainly be heat flow meter and temperature sensor, if the environment that neither one is stable, body of wall internal-external temperature difference in winter is larger in the north, although can detect, but precision can't guarantee, can't detect in the south that the temperature difference is less.
Summary of the invention
Goal of the invention
In order to overcome the deficiency of above-mentioned technology, it is a kind of easy for installation that the utility model provides, accuracy of detection is high, efficient building enclosure structure heat transfer coefficient detector, overcome heat flow meter and detected the problem that is subject to seasonal restrictions, can make control the temperature inside the box even and precision is high, reach building enclosure measured surface temperature, heat flux distribution is even, accurately measures the purpose of enclosure structure heat transfer coefficient.
Technical scheme
A kind of building enclosure structure heat transfer coefficient detector, it is characterized in that: comprise hot case system, ice chest system and control box, with the top of test specimen parallel surface air heating pipe is housed in the hot case system, fin type heat exchanger is equipped with in the below, fin type heat exchanger connects outer connecting hose by interior connecting hose, outer connecting hose connects the ice chest system, and hot case system top is provided with crossflow fan, and the crossflow fan below is fair water fin; The ice chest system is the circulating water refrigeration unit; Control box is connected with hot case system and ice chest system.
Hot case system is at uniform three the hot-surface temperature sensors of test specimen hot surface and three heat flow meters, uniform three the hull-skin temperature sensors of test specimen outside surface, and its position is corresponding with the hot-surface temperature sensor.
Three space temperature sensors on the hot case space are distributed on the fair water fin.
Control box adopts touch-screen and single-chip microcomputer integrated morphology.
When being connected with hot case system and ice chest system, adopts by control box aviation plug.
The ice chest system adopts outer connecting hose by removable screw buckle connection when being connected with the water circulation pipe of hot case system.
Control box adopts the portable aluminium alloy cabinet bag.
Advantage and effect
The utility model is a kind of building enclosure structure heat transfer coefficient detector, and its advantage and good effect are:
Chilled water in the ice chest of the present utility model system enters by circulation in the fin type heat exchanger of hot case, with the convection action of electric heating system alternating action, crossflow fan in the hot case, makes in the hot case system to reach accurate temperature control.Have temperature control accurately, working stability and maneuverability is relatively good, is convenient to the advantages such as transportation and installation, the Site Detection and the laboratory that are specially adapted to the architectural exterior-protecting constructions such as body of wall are detected.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the enlarged diagram at I position among Fig. 1;
Fig. 3 is the utility model control system electrical schematic diagram.
Description of reference numerals:
1. crossflow fan, 2. space temperature sensor, 3. air heating pipe, 4. hot-surface temperature sensor, 5. heat flow meter, 6. fin type heat exchanger, 7. interior connecting hose, 8. outer connecting hose, 9. hot case system, 10. test specimen, 11. fair water fins, 12. hull-skin temperature sensors, 13 ice chest systems, 14. control boxs.
Embodiment:
Below in conjunction with accompanying drawing the utility model is described further:
The utility model is a kind of building enclosure structure heat transfer coefficient detector, it is characterized in that: Fig. 1 is general structure synoptic diagram of the present utility model, as shown in Fig. 1 and Fig. 2, described building enclosure structure heat transfer coefficient detector, comprise hot case system 9, ice chest system 13 and control box 14, with the tops of test specimen parallel surface air heating pipe 3 is housed in the hot case system 9, fin type heat exchanger 6 is equipped with in the below, fin type heat exchanger 6 connects outer connecting hose 8 by interior connecting hose 7, outer connecting hose 8 connects ice chest system 13, hot case system top is provided with crossflow fan 1, crossflow fan 1 below is fair water fin 11, the crossflow fan 1 of logical superheated header top and fair water fin 11 are realized cold circulation or thermal cycles in the space of hot case system, make hot case space temperature reach accurate control.
Chilled water in the ice chest system enters by circulation in the fin type heat exchanger 6 of hot case system, with the convection action of electric heating system alternating action, crossflow fan in the hot case system, makes in the hot case system to reach accurate temperature control.
As shown in Figure 3, control box 14 adopts touch-screen and single-chip microcomputer integrated morphology, by PID and SSR control, thereby obtains higher control accuracy.
Hot case system 9 is at uniform three the hot-surface temperature sensors 4 of test specimen 10 hot surfaces and three heat flow meters 5, and at uniform three the hull-skin temperature sensors 12 of test specimen 10 outside surfaces, the position of hull-skin temperature sensor 12 is corresponding with hot-surface temperature sensor 4.
Also be provided with space temperature sensor 2 in the hot case system space, three space temperature sensors 2 on the hot case space are distributed on the fair water fin 11, thereby reach accurate temperature controlling.
Hot case system's 9 antirust cotton ginning aluminium alloy plates of employing and high density PE foam are made.
When the utility model uses:
When environment temperature is spent less than 15, need to be with hot case system 9 and control box 14 combinations, at the uniform surface temperature sensor of test specimen 10 outside surfaces, uniform surface temperature sensor and heat flow meter on the inside surface, hot case system 9 is abutted against on test specimen 10 surfaces, utilize the Aviation Connector of wire to connect hot case system 9 and control box 14, make control box 14 can adopt all sensing datas of heat-collecting box system 9.The PID and the SSR control system that add single-chip microcomputer by touch-screen are sent the temperature control order, and space environment makes temperature precision in the space by electrical heating and crossflow fan convection current in the hot case, and homogenising realizes the purpose that detects.
When environment temperature is spent greater than 15, need to be with hot case system 9, control box 14 and 13 combinations of ice chest system, at the uniform surface temperature sensor of test specimen 10 outside surfaces, uniform surface temperature sensor and heat flow meter on the inside surface, hot case system 9 is abutted against on test specimen 10 surfaces, ice chest system 13 is threaded connection with hot case system 9 circulating water lines, the Aviation Connector of utilizing wire connects into an integral body to control box 14, hot case system 9, ice chest system 13, can adopt all sensing datas of heat-collecting box system 9, control ice chest cooling system; The PID and the SSR control system that add single-chip microcomputer by touch-screen are sent the temperature control order, and space environment makes temperature precision in the space by fin type heat exchanger 6 and crossflow fan 1 convection current in the hot case, and homogenising realizes the purpose that detects.
Claims (7)
1. building enclosure structure heat transfer coefficient detector, it is characterized in that: comprise hot case system (9), ice chest system (13) and control box (14), with the top of test specimen parallel surface air heating pipe (3) is housed in the hot case system (9), fin type heat exchanger (6) is equipped with in the below, fin type heat exchanger (6) connects outer connecting hose (8) by interior connecting hose (7), outer connecting hose (8) connects ice chest system (13), hot case system top is provided with crossflow fan (1), and crossflow fan (1) below is fair water fin (11); Ice chest system (13) is the circulating water refrigeration unit; Control box (14) is connected with hot case system (9) and ice chest system (13).
2. building enclosure structure heat transfer coefficient detector according to claim 1, it is characterized in that: hot case system (9) is at test specimen (10) uniform three the hot-surface temperature sensors of hot surface (4) and three heat flow meters (5), uniform three the hull-skin temperature sensors of test specimen (10) outside surface (12), its position is corresponding with hot-surface temperature sensor (4).
3. building enclosure structure heat transfer coefficient detector according to claim 1, it is characterized in that: three the space temperature sensors (2) on the hot case space are distributed on the fair water fin (11).
4. building enclosure structure heat transfer coefficient detector according to claim 1 is characterized in that: control box (14) employing touch-screen and single-chip microcomputer integrated morphology.
5. building enclosure structure heat transfer coefficient detector according to claim 1, it is characterized in that: control box (14) adopts aviation plug with hot case system (9) and ice chest system (13) when being connected.
6. building enclosure structure heat transfer coefficient detector according to claim 1 is characterized in that: adopt outer connecting hose (8) to connect by removable screw buckle when ice chest system (13) is connected with the water circulation pipe of hot case system (9).
7. building enclosure structure heat transfer coefficient detector according to claim 1 is characterized in that: control box (14) employing portable aluminium alloy cabinet bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395303 CN202735280U (en) | 2012-08-10 | 2012-08-10 | Building envelope structure heat transfer coefficient detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220395303 CN202735280U (en) | 2012-08-10 | 2012-08-10 | Building envelope structure heat transfer coefficient detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735280U true CN202735280U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220395303 Expired - Fee Related CN202735280U (en) | 2012-08-10 | 2012-08-10 | Building envelope structure heat transfer coefficient detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202735280U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323487A (en) * | 2013-06-07 | 2013-09-25 | 山东省计算中心 | Wall body local region volumetric specific heat capacity determination system and method |
| CN104634814A (en) * | 2015-02-09 | 2015-05-20 | 东北石油大学 | Indoor heat environment experiment device with phase-change material curtain wall on one side and application method of indoor heat environment experiment device |
| CN108007962A (en) * | 2017-11-20 | 2018-05-08 | 辽宁科技大学 | Adjustable material thermal resistance hot-fluid determination experiment device |
-
2012
- 2012-08-10 CN CN 201220395303 patent/CN202735280U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323487A (en) * | 2013-06-07 | 2013-09-25 | 山东省计算中心 | Wall body local region volumetric specific heat capacity determination system and method |
| CN103323487B (en) * | 2013-06-07 | 2015-11-04 | 山东省计算中心 | Wall body local region volumetric specific heat capacity determination system and method |
| CN104634814A (en) * | 2015-02-09 | 2015-05-20 | 东北石油大学 | Indoor heat environment experiment device with phase-change material curtain wall on one side and application method of indoor heat environment experiment device |
| CN104634814B (en) * | 2015-02-09 | 2017-03-01 | 东北石油大学 | Side carries indoor thermal environment experimental provision and the using method of phase-change material curtain wall |
| CN108007962A (en) * | 2017-11-20 | 2018-05-08 | 辽宁科技大学 | Adjustable material thermal resistance hot-fluid determination experiment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZIWEI MACHINERY ELECTRONIC EQUIPMENT CO.,LTD. SHEN Free format text: FORMER OWNER: LI PAN Effective date: 20140725 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 110027 SHENYANG, LIAONING PROVINCE TO: 110114 SHENYANG, LIAONING PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140725 Address after: 110114 Liaoning province Shenyang City Yuhong District purple sand Street Jinling Road No. 5 Patentee after: Ziwei Machinery Electronic Equipment Co.,Ltd. Shenyang Address before: 110027 No. 4, 3, two street, Shenyang economic and Technological Development Zone, Liaoning, China Patentee before: Li Pan |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20170810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |