CN203465037U - Small-caliber-calorimeter calibrating device - Google Patents
Small-caliber-calorimeter calibrating device Download PDFInfo
- Publication number
- CN203465037U CN203465037U CN201320629302.6U CN201320629302U CN203465037U CN 203465037 U CN203465037 U CN 203465037U CN 201320629302 U CN201320629302 U CN 201320629302U CN 203465037 U CN203465037 U CN 203465037U
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- Prior art keywords
- calibrating
- checked
- meter
- connecting pipe
- small
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 229910052697 platinum Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
Disclosed is a small-caliber-calorimeter calibrating device, the structure of which includes a heating box, a water pump and a surge tank. The surge tank is connected with a meter clamping device at the end part of a calibrating operating console through a pipe. A plurality of to-be-detected-meter connection pipes are arranged on the calibrating operating console. A to-be-detected meter is connected between every two adjacent to-be-detected-meter connection pipes and is sealed by a sealing ring. An output pipe at the end part of the calibrating operating console is connected with weight boxes and manually operated valves, pneumatic valves and electromagnetic flowmeters are arranged on connection pipes. Electronic scales are arranged beneath the weight boxes. The weight boxes are connected with the heating box and pneumatic valves controlled by air pumps are arranged on connection pipes. The electronic scales, the electromagnetic flowmeters, the to-be-detected meters and temperature sensors are connected with an industrial personal computer through data cables respectively. The small-caliber-calorimeter calibrating device can not only used for standard-meter-method calibrating operations, but also can be used for quality-method calibrating operation. The device is capable of simulating a hot running environment, carrying out thermal-cycle detecting operation on calorimeters and improving detection precision. The device has the advantages of being simple in structure and convenient to operate.
Description
Technical field
The utility model relates to a kind of device of examining and determine small-bore calorimeter.
Background technology
Current small-bore heat meter calibrating apparatus, calibration method is more single, can only carry out method of standard table or accumulative flow method is examined and determine.Because the density variation with temperature of water changes, the unstable meeting of water temperature causes calorimeter error larger.On the other hand, the data that detect table to be checked need to manually be copied, the error of calculation, correction calorimeter data, easily occur that data are copied, miscount, reduce work efficiency, and easily occur the situation of calibrating loss of data.
Summary of the invention
The utility model object is to provide a kind of simple in structure, easy to operate, detects accurate small-bore heat meter calibrating apparatus.
The purpose of this utility model is achieved through the following technical solutions: small-bore heat meter calibrating apparatus, it is characterized in that: heating cabinet, water pump, buffer tank by being connected on water circulation pipe, are provided with filtrator in turn on the pipeline between heating cabinet and water pump, the rotating speed of water pump is by Frequency Converter Control, and buffer tank is connected with the meter-clamping apparatus of calibrating operator's console end by being flexible coupling, on calibrating operator's console, be provided with several table connecting pipes to be checked, between two adjacent table connecting pipes to be checked, connect a table to be checked, between table connecting pipe to be checked and table to be checked, be provided with O-ring seal, the efferent duct of the calibrating operator's console other end is connected with weight box by connecting pipe A, on connecting pipe A, be provided with hand valve, operated pneumatic valve A and electromagnetic flowmeter, weight box 7 is connected with heating cabinet by connecting pipe B, on connecting pipe B, be provided with operated pneumatic valve B, below weight box, be provided with electronic scale, in buffer tank, on meter-clamping apparatus front end is flexible coupling, in heating cabinet, difference mounting temperature sensor on efferent duct, described operated pneumatic valve A, operated pneumatic valve B is managed with air pump and is connected by PU, described temperature sensor, electronic scale, electromagnetic flowmeter, frequency converter, table to be checked are connected with industrial computer by data line respectively.
Described weight box quantity is 2, and one of them volume is between 0.06-0.12m3, and another volume is between 0.35-0.45m3.
Also comprise Water Tank with Temp.-controlled and standard platinum resistance, in calibrating operator's console one side, be provided with Water Tank with Temp.-controlled, in Water Tank with Temp.-controlled, be provided with standard platinum resistance.
The beneficial effects of the utility model: the utility model adopts said structure, during detection, table to be checked is connected on calibrating operator's console by table connecting pipe to be checked, and clamps by meter-clamping apparatus; Between table to be checked and table connecting pipe to be checked, O-ring seal is set, guarantees its sealing, make whole hot water cyclesystem water-tight.Water pump is injected into the hot water in heating cabinet in buffer tank, flow of hot water enters in the table to be checked on calibrating operator's console through meter-clamping apparatus, according to the different bore models of table to be checked, replaceable table connecting pipe to be checked, the bore scope that can examine and determine table to be checked is DN15-DN40, open the operated pneumatic valve A on the connecting pipe A between calibrating operator's console efferent duct and weight box, hot water in signal piping enters weight box, by regulating the hand valve opening-closing size on connecting pipe A, regulate the flow velocity of current in calibrating installation, and show in real time flow velocity by electromagnetic flowmeter, electronic scale under weight box is the quality through exterior heat water to be checked for measurement flow, temperature sensor is used for measuring buffer tank, before table to be checked, hot water temperature after table to be checked and in heating cabinet, and according to the density of water under Current Temperatures, can accurately calculate the volume of the exterior heat water to be checked of flowing through, more accurate calibration table to be checked, open operated pneumatic valve B, make the water in weight box put into heating cabinet, complete a hot water circulation.This small-bore heat meter calibrating apparatus, both can be for method of standard table calibrating operation, and the tested table that it is clipped in standard set-up is examined and determine or calibrated; Can also be for mass method calibrating operation.This calibrating installation can be simulated hot running environment, calorimeter is carried out to thermal cycle and detect operation.This calibrating installation adopts microcomputer to control, and except artificial, table to be checked is installed, and beyond adjust flux point operation, other operation completes verification process on computers by operating personnel, and after having examined and determine, calibrating data are by Computer Storage, convenient inquiry in the future, and can print calibration certificate and data sheet.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vertical view of the present utility model.
Fig. 3 is A-A elevation drawing of the present utility model.
Embodiment
Small-bore heat meter calibrating apparatus, structure is as shown in Fig. 1 ~ 3, and heating cabinet 4, water pump 2, buffer tank 1, in turn by being connected on water circulation pipe, are provided with filtrator 3 on the pipeline between heating cabinet 4 and water pump 2; The rotating speed of water pump 2 is controlled by frequency converter 14, buffer tank 1 by be flexible coupling 23 with calibrating operator's console 20 ends meter-clamping apparatus 8 be connected; On calibrating operator's console 20, be provided with several table connecting pipes 9 to be checked, between two adjacent table connecting pipes 9 to be checked, connect a table 21 to be checked, between table connecting pipe 9 to be checked and table 21 to be checked, be provided with O-ring seal 18, the efferent duct 22 of calibrating operator's console 20 other ends is connected with two weight boxes 7 by connecting pipe A24, each weight box 7 is provided with electronic scale 6 below, one of them weight box volume between 0.06-0.12m3, the electronic scale that equipped range is 60kg.Another weight box volume is between 0.35-0.45m3, and the electronic scale that equipped range is 600kg, in order to improve accuracy of detection, when detecting the calorimeter of model DN15-DN25 model, enables the weight box of its medium and small volume; When detecting the calorimeter of DN32-DN40 model, enable the weight box of large volume; On connecting pipe A24, be respectively equipped with hand valve 19, operated pneumatic valve A13 and electromagnetic flowmeter 15, weight box 7 is connected with heating cabinet 4 by connecting pipe B25, on connecting pipe B25, be provided with operated pneumatic valve B17, in buffer tank 1, meter-clamping apparatus 8 front ends be flexible coupling on, mounting temperature sensor 5 respectively in heating cabinet 4, on efferent duct 22, air pump 10 is managed with operated pneumatic valve A13, operated pneumatic valve B17 and is connected by PU; Temperature sensor 5, electronic scale 6, electromagnetic flowmeter 15, frequency converter 14, table 21 to be checked are connected with industrial computer 16 by data line respectively.
In calibrating operator's console 20 1 sides, be provided with Water Tank with Temp.-controlled 11, in Water Tank with Temp.-controlled 11, be provided with standard platinum resistance 12.By standard platinum resistance 12, measure the temperature of hot water in Water Tank with Temp.-controlled 11, by the temperature sensor of Water Tank with Temp.-controlled 11 calibration calorimeters.
Claims (3)
1. small-bore heat meter calibrating apparatus, is characterized in that: heating cabinet (4), water pump (2), buffer tank (1), in turn by being connected on water circulation pipe, are provided with filtrator (3) on the pipeline between heating cabinet (4) and water pump (2), the rotating speed of water pump (2) is controlled by frequency converter (14), and buffer tank (1) is connected with the meter-clamping apparatus (8) of calibrating operator's console (20) end by be flexible coupling (23), on calibrating operator's console (20), be provided with several table connecting pipes to be checked (9), between adjacent two table connecting pipes to be checked (9), connect a table to be checked (21), between table connecting pipe to be checked (9) and table to be checked (21), be provided with O-ring seal (18), the efferent duct (22) of calibrating operator's console (20) other end is by connecting pipe A(24) be connected with weight box (7), at connecting pipe A(24) on be provided with hand valve (19), operated pneumatic valve A(13) and electromagnetic flowmeter (15), weight box (7) is by connecting pipe B(25) be connected with heating cabinet (4), at connecting pipe B(25) on be provided with operated pneumatic valve B(17), below weight box (7), be provided with electronic scale (6), in buffer tank (1), on meter-clamping apparatus (8) front end is flexible coupling, in heating cabinet (4), the upper mounting temperature sensor (5) respectively of efferent duct (22), described operated pneumatic valve A(13), operated pneumatic valve B(17) by PU, manage with air pump (10) and be connected, described temperature sensor (5), electronic scale (6), electromagnetic flowmeter (15), frequency converter (14), table to be checked (21) are connected with industrial computer (16) by data line respectively.
2. small-bore heat meter calibrating apparatus according to claim 1, is characterized in that: described weight box (7) quantity is 2, and one of them volume is between 0.06-0.12m3, and another volume is between 0.35-0.45m3.
3. small-bore heat meter calibrating apparatus according to claim 1, it is characterized in that: also comprise Water Tank with Temp.-controlled (11) and standard platinum resistance (12), in calibrating operator's console (20) one sides, be provided with Water Tank with Temp.-controlled (11), in Water Tank with Temp.-controlled (11), be provided with standard platinum resistance (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629302.6U CN203465037U (en) | 2013-10-13 | 2013-10-13 | Small-caliber-calorimeter calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629302.6U CN203465037U (en) | 2013-10-13 | 2013-10-13 | Small-caliber-calorimeter calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203465037U true CN203465037U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320629302.6U Expired - Lifetime CN203465037U (en) | 2013-10-13 | 2013-10-13 | Small-caliber-calorimeter calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203465037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458063A (en) * | 2014-12-12 | 2015-03-25 | 合肥瑞纳表计有限公司 | Energy-saving flow calibration device and method of heat meter |
-
2013
- 2013-10-13 CN CN201320629302.6U patent/CN203465037U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458063A (en) * | 2014-12-12 | 2015-03-25 | 合肥瑞纳表计有限公司 | Energy-saving flow calibration device and method of heat meter |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Qingzhou street in Sujiatun District of Shenyang City, Liaoning province 110108 No. 66-1 South of Jiangsu Industrial Park, No. C9-12 Patentee after: SHENYANG JIADE LIANYI ENERGY TECHNOLOGY Co.,Ltd. Address before: Qingzhou street in Sujiatun District of Shenyang City, Liaoning province 110108 No. 66-1 South of Jiangsu Industrial Park, No. C9-12 Patentee before: SHENYANG JIADELIANYI ENERGY TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |
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| CX01 | Expiry of patent term |