CN208953164U - Thermal resistance heat flow transducer calibrating installation - Google Patents

Thermal resistance heat flow transducer calibrating installation Download PDF

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Publication number
CN208953164U
CN208953164U CN201821525548.8U CN201821525548U CN208953164U CN 208953164 U CN208953164 U CN 208953164U CN 201821525548 U CN201821525548 U CN 201821525548U CN 208953164 U CN208953164 U CN 208953164U
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China
Prior art keywords
plate
cold plate
heating
thermal resistance
heat flow
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CN201821525548.8U
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Chinese (zh)
Inventor
刘轩昂
冀中祥
吴卫
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Shenyang Ziweiheng Testing Equipment Co Ltd
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Shenyang Ziweiheng Testing Equipment Co Ltd
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Abstract

The utility model relates to a kind of thermal resistance heat flow transducer calibrating installations, including electrical cabinet, refrigeration system, jacking system, thickness measuring system, heating system, cold plate component, frame, intersection control routine.The utility model, the technical indicator of thermal resistance heat flow transducer can be detected, various homogeneous plate heat-insulating materials and non-good heat conducting material thermal coefficient can be detected again, it is heated using ceramic heating flake, heating temperature is high, can detect a greater variety of thermal resistance heat flow transducers and homogeneous board type insulant, quick heating, measurement precisely, is suitable for popularization and application.

Description

Thermal resistance heat flow transducer calibrating installation
Technical field
The utility model relates to a kind of heat-flow meter calibrating installation, specifically a kind of thermal resistance heat flow transducer calibration cartridge It sets.
Background technique
Heat flow transducer is the basic tool of measurement heat transmitting (heat flow density or heat flux), is the most pass for constituting heat-flow meter Key device.Thermal resistance heat flow transducer (thermoelectric pile formula heat flow transducer or temperature-gradient type heat flow transducer) is that application is most general Time a kind of heat flow transducer, sensitivity, hot-fluid range and operating temperature range, precision, thermal impedance, response time, thickness Etc. technical indicators all directly determine heat-flow meter performance, a key sensing element of the heat flow transducer as heat-flow meter, The accuracy of measurement result is the key that heat-flow meter could trust.
Thermal coefficient (thermal conductivity) be reflect thermal conductivity of material physical quantity, be thermal insulation material main thermal it One, be identify material thermal insulation property quality outstanding feature it be not only evaluation material thermal characteristic foundation, and be material Expect a design considerations in application.National standard " Technology of Steady State Thermal Resistance of Thermal Insulating Material and the measurement in relation to characteristic that China promulgates Guarded hot plate " test that thermal coefficient is carried out to material is distinctly claimed in (GB/T 10294-2008).
The thermal resistance heat flow transducer calibrating installation of the producer of domestic production at present manufacture has the following problems:
1. performance is single, the heat flow transducer of corresponding size can only be calibrated, and can not be to the thermally conductive system of conventional insulation material Number measures.
2. temperature provided by soaking plate is low in heating system, average temperature range is small, can only be to fraction or specific Heat flow transducer is demarcated.
Traditional soaking plate is mostly hot diaphragm type or heated Tube heating.Hot diaphragm type heating temperature is low, generally 120 degrees Celsius of left sides It is right;Heated Tube heating temperature is uneven, influences equipment performance.Traditional heating form heating efficiency is low, and heating is slow.
Summary of the invention
Goal of the invention: the deficiency in order to solve above-mentioned technology, the utility model, which provides one kind, can detect thermal resistance heat The technical indicator of flow sensor, and various homogeneous plate heat-insulating materials and non-good heat conducting material thermal coefficient can be examined It surveys;Using Novel heating form and structure, 300 degrees Celsius of soaking plate long soak can be made, wide temperature range can detect more kinds of The thermal resistance heat flow transducer and homogeneous board type insulant of class;Quick heating, measurement precisely, reach detection accuracy height, user Just, the wide purpose of use scope.
Technical solution:
A kind of thermal resistance heat flow transducer calibrating installation:
It include: electrical cabinet, refrigeration system, jacking system, thickness measuring system, heating system, cold plate component, frame, interaction control System processed;
I/O and D/A conversion and control executive component, DC power supply and associated electrical components pass through respectively built in the electrical cabinet Electrical wiring connects refrigeration system, jacking system, thickness measuring system, heating system, cold plate component and intersection control routine;
The refrigeration system is connect with cold plate component;
The jacking system and thickness measuring system are mounted on frame, and jacking system connects heating system, and cold plate component is adding Frame is fixed on immediately below hot systems;
The jacking system is located at frame middle upper portion, and electric cylinder therein connects heating system by wirerope, also wraps Include the pulley turned to for wirerope.
The thermal resistance heat flow transducer calibrating installation, preferably: the thickness measuring system is located on heating system centre Portion is made of fixed plate, clump weight, displacement sensor;Clump weight is fixed with displacement sensor, is connected in fixed plate.
The thermal resistance heat flow transducer calibrating installation, preferably: the heating system include heating system shield, Cooling fin, ceramic heating flake, protection soaking plate, heat-preservation cotton, metering soaking plate composition;It is tight after ceramic heating flake smearing heat-conducting silicone grease It is affixed on protection soaking plate, measures in soaking board slot, cooling fin, protection soaking plate, metering soaking are placed in ceramic heating flake upper surface Plate surrounding package heat-preservation cotton is placed in heating system shield.
The thermal resistance heat flow transducer calibrating installation, preferably: the cold plate component includes cold plate shield, cold plate Thermometric plate, equal cold plate, insulation cladding;Cold plate thermometric plate is bonded fixation with equal cold plate, is put in insulation cladding, and cold plate shield is buckled in On insulation cladding.
The thermal resistance heat flow transducer calibrating installation, preferably: intersection control routine is made of computer and control card, Control card is installed in host computer, after control card connects electrical cabinet by electrical connecting wires, is separately connected in refrigeration system and is respectively held Row part, the electric cylinder in jacking system, the displacement sensor in thickness measuring system, the ceramic heating flake, protection in heating system are equal Temperature sensor in hot plate and metering soaking plate, the temperature sensor on cold plate thermometric plate in cold plate component.
Advantage and effect:
This thermal conductivity measuring apparatus of the utility model, has the following advantages and beneficial effects:
Have a wide range of application, the technical indicator of thermal resistance heat flow transducer can be detected and various homogeneous plates are insulated Thermal insulation material and non-good heat conducting material thermal coefficient are detected;
Heated using new ceramics heating sheet, heating temperature is high, can detect a greater variety of thermal resistance heat flow transducers and Homogeneous board type insulant;
Quick heating, measurement are accurate.
Detailed description of the invention:
Fig. 1 is the utility model assembly structure diagram.
Fig. 2 is the utility model package assembly cross-sectional view.
Figure description of symbols:
1, electrical cabinet, 2, refrigeration system, 3, jacking system, 301, electric cylinder, 302, wirerope, 303, pulley, 4, thickness measuring System, 401, fixed plate, 402, clump weight, 403, displacement sensor, 5, heating system, 501, heating system shield, 502, Cooling fin, 503, ceramic heating flake, 504, protection soaking plate, 505, heat-preservation cotton, 506, metering soaking plate, 6, cold plate component, 601, cold plate shield, 602, cold plate thermometric plate, 603, equal cold plate, 604, insulation cladding 7, frame, 8, intersection control routine.
Specific embodiment:
The utility model is described further with reference to the accompanying drawing:
The utility model is a kind of thermal resistance heat flow transducer calibrating installation, as depicted in figs. 1 and 2, it is characterised in that: electricity Gas holder 1, refrigeration system 2, jacking system 3, thickness measuring system 4, heating system 5, cold plate component 6, frame 7, intersection control routine 8; I/O and D/A conversion and control executive component, DC power supply and associated electrical components pass through electrical wiring respectively built in electrical cabinet (1) Connect refrigeration system 2, jacking system 3, thickness measuring system 4, heating system 5, cold plate component 6, intersection control routine 8;Refrigeration system 2 It is connect with cold plate component 6;Jacking system 3, thickness measuring system 4 are connect with frame 7, and jacking system 3 connects heating system 5, cold plate portion Part 6 is fixed on frame 7 immediately below heating system 5.
Jacking system 3 is located at 7 middle upper portion of frame, is made of electric cylinder 301, wirerope 302 and pulley 303;Pulley 303 It is mounted on 7 top of frame, 302 one end of wirerope connects electric cylinder 301, and connection adds after 302 other end of wirerope passes through pulley 303 Hot systems 5.
Thickness measuring system 4 is located at 5 middle upper portion of heating system, by fixed plate 401, clump weight 402,403 groups of displacement sensor At;Clump weight 402 and displacement sensor 403 are fixed, are connected in fixed plate 401.
Heating system 5 include heating system shield 501, cooling fin 502, ceramic heating flake 503, protection soaking plate 504, Heat-preservation cotton 505, metering soaking plate 506 form;Ceramic heating flake 503 is tightly attached to protection soaking plate 504, meter after smearing heat-conducting silicone grease It measures in 506 slot of soaking plate, cooling fin 502, protection soaking plate 504, metering soaking plate 506 are placed in 503 upper surface of ceramic heating flake Surrounding package heat-preservation cotton 505 is placed in heating system shield 501.
Cold plate component 6 includes cold plate shield 601, cold plate thermometric plate 602, equal cold plate 603, insulation cladding 604;Cold plate thermometric Plate 602 is bonded fixation with equal cold plate 603, is put in insulation cladding 604, and cold plate shield 601 is buckled on insulation cladding 604.
Intersection control routine 8 is made of computer and control card, and control card is installed in host computer, and control card passes through electrical After line connects electrical cabinet 1, it is separately connected each executive item in refrigeration system 2, the electric cylinder 301 in jacking system 3, thickness measuring system Displacement sensor 403 in 4, in the ceramic heating flake 503, protection soaking plate 504 and metering soaking plate 506 in heating system 5 Temperature sensor, the temperature sensor on cold plate thermometric plate 602 in cold plate component 6.
Utility model works process is as follows:
When carrying out operating mode, intersection control routine 8 is constituted using computer and control card, and electrical in electrical cabinet 1 Element connection connects the electric cylinder 301 in jacking system 3 by electrical connecting wires, controls jacking system 3, make 5 liters of heating system It rises, heat-insulating material sample or tested thermal resistance heat flow transducer is put between heating system 5 and cold plate component 6, control lifting System 3 declines, and after completely attaching to heating system 5 and sample upper surface, intersection control routine 8 is connected by electrical connecting wires and heated Ceramic heating flake 503 and refrigeration system 2 in system 5, refrigeration system 2 are connected with cold plate 603 equal in cold plate component 6 with pressure hose It connects;It controls heating system 5 and refrigeration system 2 works, reach the temperature value of setting, intersection control routine is connected by electrical connecting wires Protection soaking plate 504 and the temperature sensor in metering soaking plate 506, the temperature in cold plate thermometric plate 602 in heating system 5 Sensor, according to the protection soaking plate in the thickness and detection heating system 5 of heat-insulating material sample or thermal resistance heat flow transducer 504 heat flow values fed back with the temperature sensor in metering soaking plate 506, the temperature sensor in cold plate thermometric plate 602 calculate The thermal coefficient of heat-insulating material sample or the technical indicator for measuring thermal resistance heat flow transducer.

Claims (5)

1. a kind of thermal resistance heat flow transducer calibrating installation, it is characterised in that:
It include: electrical cabinet (1), refrigeration system (2), jacking system (3), thickness measuring system (4), heating system (5), cold plate component (6), frame (7), intersection control routine (8);
I/O and D/A conversion and control executive component, DC power supply and associated electrical components built in the electrical cabinet (1) pass through respectively Electrical wiring connects refrigeration system (2), jacking system (3), thickness measuring system (4), heating system (5), cold plate component (6) and interaction Control system (8);
The refrigeration system (2) connect with cold plate component (6);
The jacking system (3) and thickness measuring system (4) are mounted on frame (7), and jacking system (3) connects heating system (5), cold Plate component (6) is fixed on frame (7) immediately below heating system (5);
The jacking system (3) is located at frame (7) middle upper portion, and electric cylinder (301) therein is added by wirerope (302) connection Hot systems (5) further include the pulley (303) turned to for wirerope (302).
2. thermal resistance heat flow transducer calibrating installation according to claim 1, it is characterised in that: the thickness measuring system (4) Positioned at heating system (5) middle upper portion, it is made of fixed plate (401), clump weight (402), displacement sensor (403);Clump weight (402) fixed with displacement sensor (403), it is connected on fixed plate (401).
3. thermal resistance heat flow transducer calibrating installation according to claim 1, it is characterised in that: the heating system (5) Including heating system shield (501), cooling fin (502), ceramic heating flake (503), soaking plate (504), heat-preservation cotton are protected (505), metering soaking plate (506) composition;Ceramic heating flake (503) smear heat-conducting silicone grease after be tightly attached to protection soaking plate (504), It measures in soaking plate (506) slot, cooling fin (502) are placed in ceramic heating flake (503) upper surface, protection soaking plate (504), metering Soaking plate (506) surrounding package heat-preservation cotton (505) is placed in heating system shield (501).
4. thermal resistance heat flow transducer calibrating installation according to claim 1, it is characterised in that: the cold plate component (6) Including cold plate shield (601), cold plate thermometric plate (602), equal cold plate (603), insulation cladding (604);Cold plate thermometric plate (602) with Equal cold plate (603) fitting is fixed, and is put in insulation cladding (604), cold plate shield (601) is buckled on insulation cladding (604).
5. thermal resistance heat flow transducer calibrating installation according to claim 1-4, it is characterised in that: interactive controlling System (8) is made of computer and control card, and control card is installed in host computer, and control card connects electrical cabinet by electrical connecting wires (1) after, it is separately connected each executive item in refrigeration system (2), the electric cylinder (301) in jacking system (3), in thickness measuring system (4) Displacement sensor (403), ceramic heating flake (503), protection soaking plate (504) and metering soaking plate in heating system (5) (506) temperature sensor in, the temperature sensor on cold plate thermometric plate (602) in cold plate component (6).
CN201821525548.8U 2018-09-18 2018-09-18 Thermal resistance heat flow transducer calibrating installation Active CN208953164U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821525548.8U CN208953164U (en) 2018-09-18 2018-09-18 Thermal resistance heat flow transducer calibrating installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821525548.8U CN208953164U (en) 2018-09-18 2018-09-18 Thermal resistance heat flow transducer calibrating installation

Publications (1)

Publication Number Publication Date
CN208953164U true CN208953164U (en) 2019-06-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112362195A (en) * 2020-12-04 2021-02-12 中国科学院力学研究所 Static calibrating device of thermal current
CN114383712A (en) * 2022-01-21 2022-04-22 中国计量科学研究院 High-temperature calibration method and device for sensitivity of vibration sensor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112362195A (en) * 2020-12-04 2021-02-12 中国科学院力学研究所 Static calibrating device of thermal current
CN114383712A (en) * 2022-01-21 2022-04-22 中国计量科学研究院 High-temperature calibration method and device for sensitivity of vibration sensor
CN114383712B (en) * 2022-01-21 2023-11-07 中国计量科学研究院 High-temperature calibration method and device for sensitivity of vibration sensor

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