CN207197700U - A kind of novel calorimeter instrument - Google Patents
A kind of novel calorimeter instrument Download PDFInfo
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- CN207197700U CN207197700U CN201720820161.4U CN201720820161U CN207197700U CN 207197700 U CN207197700 U CN 207197700U CN 201720820161 U CN201720820161 U CN 201720820161U CN 207197700 U CN207197700 U CN 207197700U
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Abstract
The utility model provides a kind of novel calorimeter instrument, it includes shell, the rotary electric machine positioned at the shell upper end and the axial-flow fan positioned at the shell inner cavity, some finned copper pipes, some heating tubes, and the top and bottom of the shell are respectively arranged with end cap；The output shaft of the rotary electric machine stretches into the shell inner cavity and drives the axial-flow fan to rotate, and the axial-flow fan and the shell are coaxial, and each finned copper pipe is arranged in a ring as the center of circle using the axial-flow fan；Each finned copper pipe formation pipeline in sequential series, the both ends of the pipeline are stretched out to form interface from the shell respectively.The novel calorimeter instrument convenient disassembly, accuracy are high, have calorimetric and refrigerating function, have a extensive future.
Description
Technical field
The utility model belongs to compressor performance detection field, and in particular to a kind of novel calorimeter instrument.
Background technology
Compressor is the nucleus equipment of refrigeration industry, and therefore, the necessary detection of refrigeration performance progress to compressor is to carry
The steps necessary of high air-conditioning and the Effectiveness Comparison of refrigeration system.At present, to the performance detection generally use of refrigeration compressor system
Second refrigerant calorimeter method, but in order to prevent thermal loss from causing measurement error, existing calorimeter generally requires to carry out
High pressure sealing measures so that calorimeter dismounting trouble, cleaning are difficult；And different types of prepare liquid adds calorimeter
In, it will also result in secondary pollution；Meanwhile mini-sized blender is used mostly in present calorimeter, partial fluid can only be carried out and mixed
Close, fluid fluctuation is obvious during stirring, easily causes that temperature distributing disproportionation in calorimeter is even, influences the accuracy of calorimeter measurement.
In addition, in air conditioner refrigerating industry, refrigerant typically selects second refrigerant, and most of second refrigerant easily causes
Environmental pollution, therefore reduce second refrigerant and use, energy-saving and emission-reduction are realized, are had great importance, and existing calorimeter is only
It is a kind of instrument for measuring heat, refrigerating function can not be realized.
Utility model content
The purpose of this utility model is that in view of the shortcomings of the prior art, so as to provide, a kind of convenient disassembly, accuracy are high, have
There is the novel calorimeter instrument of calorimetric and refrigerating function.
To achieve these goals, technical scheme is used by the utility model：
A kind of novel calorimeter instrument, it includes shell, the rotary electric machine positioned at the shell upper end and in the shell
The axial-flow fan of chamber, some finned copper pipes, some heating tubes, the top and bottom of the shell are respectively arranged with end cap；Institute
The output shaft for stating rotary electric machine stretches into the shell inner cavity and drives the axial-flow fan to rotate, the axial-flow fan with it is described outer
Shell is concentric, and each finned copper pipe is arranged in a ring as the center of circle using the axial-flow fan；Each finned copper pipe is sequentially
Series connection forms pipeline, and the both ends of the pipeline are stretched out to form interface from the shell respectively, to connect the compression in the external world respectively
Machine and choke valve.
Based on above-mentioned, the end cap is connected by flange with the body seal.
Based on above-mentioned, the upper and lower part of the shell, which is respectively arranged with, connects the housing exterior and the shell inner cavity
Tracheae, be provided with stop valve on the tracheae.
Based on above-mentioned, the surface of the shell is provided with polyurethane insulation coating.
Based on above-mentioned, the upper end of the shell is provided with the thermometer and pressure of the temperature and pressure for measuring the shell inner cavity
Power table.
Based on above-mentioned, the shell, the flange and the end cap are stainless steel, and the shell is external diameter 100
~200 mm, a height of 300~500 mm cylinder.
Based on above-mentioned, the range of speeds of the rotary electric machine is 0~1200 r/min.
Based on above-mentioned, the power of the rotary electric machine is 100~300 W.
Based on above-mentioned, the heating tube is dry type heating tube, and heating power is 2~3 kW.
Based on above-mentioned, finned a diameter of 6~8 cm of copper pipe.
The utility model has substantive distinguishing features and progress compared with the prior art, specifically, the utility model have with
Lower advantage：
1. novel calorimeter instrument provided by the utility model, it include shell, the rotary electric machine positioned at the shell upper end and
Axial-flow fan, some finned copper pipes positioned at the shell inner cavity, some heating tubes, the top and bottom difference of the shell
It is provided with end cap, convenient disassembly；The output shaft of the rotary electric machine stretches into the shell inner cavity and drives the axial-flow fan to turn
Dynamic, the axial-flow fan and the shell are coaxial, and the inside of the novel calorimeter instrument can be made to carry out heat exchange rapidly, reached
Thermal balance, so as to improve the stability of measurement；Each finned copper pipe is arranged in a ring as the center of circle using the axial-flow fan；Institute
Contact area can effectively be increased by stating finned copper pipe, improve gas-liquid mass transfer, rate of heat transfer, improve the work effect of novel calorimeter instrument
Rate；Each finned copper pipe connects to form pipeline, and the both ends of the pipeline are stretched out to form interface from the shell respectively, so as to
The compressor and choke valve in the external world are connected respectively, the performance of compressor are tested, the novel calorimeter instrument in test process
Inside is in atmospheric pressure state, and the requirement to equipment material is lower, also safer.
2. the end cap is connected by flange with the body seal, good airproof performance, dismantle, be easy for installation；The shell
Upper and lower part the tracheae for connecting the housing exterior and the shell inner cavity is set respectively, be provided with cut-off on the tracheae
Valve, in use, can be freezed or calorimetric by the open and close of the stop valve, make the novel calorimeter instrument that there is refrigeration,
The use of refrigerant can be greatly reduced；The surface of the shell is provided with polyurethane insulation coating, and polyurethane insulation coating, which has, leads
Hot coefficient is low, and thermal resistance value is high, the advantages of good heat insulating, can avoid thermal loss, it is ensured that the accuracy of measurement result.
Brief description of the drawings
Fig. 1 is the structural representation of novel calorimeter instrument in the utility model.
In figure：1. rotary electric machine；2. pressure gauge；3. axial-flow fan；4. polyurethane insulation coating；5. shell；6. heating tube；7.
Finned copper pipe；8. stop valve；9. thermometer；10. flange；11. end cap.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
As shown in figure 1, a kind of novel calorimeter instrument, it includes shell 5, the rotary electric machine 1 positioned at the upper end of shell 5 and position
Axial-flow fan 3, some finned copper pipes 7 in the shell inner cavity, some heating tubes 6, the top and bottom point of the shell 5
End cap 11 is not provided with；The output shaft of the rotary electric machine 1 stretches into the inner chamber of shell 5 and drives the axial-flow fan 3 to rotate,
The axial-flow fan 3 and the shell 5 are coaxial, and each finned copper pipe 7 is that the center of circle is arranged in a ring with the axial-flow fan 3
Row；Each finned formation pipeline in sequential series of copper pipe 7, the both ends of the pipeline are stretched out formation from the shell 5 respectively and connect
Mouthful, to connect the compressor and choke valve in the external world respectively.
Specifically, the end cap 11 is tightly connected by flange 10 and the shell 5, good airproof performance, convenient disassembly, installation
Simplicity, it is easy to clean.
Specifically, the upper and lower part of the shell 5 sets the connection outside of shell 5 and the inner chamber of shell 5 respectively
The tracheae being connected, stop valve 8 is provided with the tracheae, measurement heat and refrigeration are realized by the open and close of stop valve 8
Conversion.
Specifically, the surface of the shell 5 is provided with polyurethane insulation coating 4, and polyurethane insulation coating has that thermal conductivity factor is low,
Thermal resistance value is high, the advantages of good heat insulating, can avoid thermal loss, it is ensured that the stabilization of experimental result.
Specifically, the upper end of the shell 5 is provided with thermometer 9 and pressure gauge 2, to measure the inner chamber of shell 5
Temperature and pressure.
Specifically, the shell 5, the flange 10 and the end cap 11 are stainless steel, and the shell 5 is external diameter
100 mm, a height of 300 mm cylinder.It should be noted that the size of shell can be arranged as required in other embodiments.
Specifically, the range of speeds of the rotary electric machine 1 is 0~1200 r/min.
Specifically, the power of the rotary electric machine 1 is 100 W.It should be noted that in other embodiments can be according to need
Power is selected as 100~300 W rotary electric machine, avoids rotary electric machine power excessive and influences measurement result.
Specifically, the heating tube 6 is that dry type heating tube is heated to the novel calorimeter instrument, it is necessary to explanation is,
Dry type heating tube of the heating power for 2~3 kW can be selected in other embodiment as needed.
Specifically, a diameter of 6~8 cm of the finned copper pipe 7.It should be noted that in other embodiments can basis
Need to select a diameter of 6~8 cm finned copper pipe.
The operation principle for the novel calorimeter instrument that the present embodiment provides is as follows：
1. calorimetric
The both ends that the finned series connection of copper pipe 7 forms pipeline connect compressor and choke valve respectively；Stop valve 8 is closed, is opened
Heating tube 6 and axial-flow fan 3, are heated to the air inside novel calorimeter instrument, by the operation of axial-flow fan 3, are made new
Calorimeter inner air reaches heat exchange within a short period of time, and novel calorimeter instrument interior temperature distribution is uniform；Open compressor
And choke valve, refrigerant compress through compressor, condense, evaporate in finned copper pipe 7, constantly circulation, in the process pressure
The registration of table 2 is stable, and when the registration of thermometer 9 is constant, the refrigerating capacity of compressor is equal with the heating amount of heating tube 6, and system is in
Dynamic equilibrium, the heat of its release is now calculated by measuring the electrical power of heating tube 6, so as to determine the refrigeration of compressor
Energy.The inside of the novel calorimeter instrument is in atmospheric pressure state in test process, and the requirement to equipment material is lower, also safer.
2. refrigeration
The both ends that the finned series connection of copper pipe 7 forms pipeline connect compressor and choke valve respectively；Open stop valve 8, heating
Pipe 6 and axial-flow fan 3 are closed, and open compressor and choke valve, refrigerant compress through compressor, throttled through choke valve, into wing
Chip copper pipe 7 is cooled down, and evaporation, is moved in circles, is freezed.
Finally it should be noted that：Above example is only illustrating the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：Specific embodiment of the present utility model can still be modified or some technical characteristics are equally replaced
Change；Without departing from the spirit of technical solutions of the utility model, it all should cover in the claimed technical scheme of the utility model
Among scope.
Claims (10)
- A kind of 1. novel calorimeter instrument, it is characterised in that：It includes shell, the rotary electric machine positioned at the shell upper end and positioned at institute The axial-flow fan, some finned copper pipes, some heating tubes of shell inner cavity are stated, the top and bottom of the shell are respectively arranged with End cap；The output shaft of the rotary electric machine stretches into the shell inner cavity and drives the axial-flow fan to rotate, the axial-flow fan Concentric with the shell, each finned copper pipe is arranged in a ring as the center of circle using the axial-flow fan；It is each described finned Copper pipe formation pipeline in sequential series, the both ends of the pipeline are stretched out to form interface from the shell respectively.
- 2. novel calorimeter instrument according to claim 1, it is characterised in that：The end cap passes through flange and the body seal Connection.
- 3. novel calorimeter instrument according to claim 2, it is characterised in that：The upper and lower part of the shell company of setting respectively Lead to the tracheae of the housing exterior and the shell inner cavity, stop valve is provided with the tracheae.
- 4. novel calorimeter instrument according to claim 3, it is characterised in that：The surface of the shell is provided with polyurethane heat-insulation Layer.
- 5. novel calorimeter instrument according to claim 4, it is characterised in that：The upper end of the shell is provided with for measuring institute State the thermometer and pressure gauge of the temperature and pressure of shell inner cavity.
- 6. the novel calorimeter instrument according to claim 4 or 5, it is characterised in that：The shell, the flange and the end cap It is stainless steel, the shell is the mm of external diameter 100~200, a height of 300~500 mm cylinder.
- 7. novel calorimeter instrument according to claim 6, it is characterised in that：The range of speeds of the rotary electric machine be 0~ 1200 r/min。
- 8. novel calorimeter instrument according to claim 7, it is characterised in that：The power of the rotary electric machine is 100~300 W。
- 9. the novel calorimeter instrument according to claim 7 or 8, it is characterised in that：The heating tube is dry type heating tube, heating Power is 2~3 kW.
- 10. novel calorimeter instrument according to claim 9, it is characterised in that：A diameter of 6~8 cm of finned copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820161.4U CN207197700U (en) | 2017-07-07 | 2017-07-07 | A kind of novel calorimeter instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820161.4U CN207197700U (en) | 2017-07-07 | 2017-07-07 | A kind of novel calorimeter instrument |
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| Publication Number | Publication Date |
|---|---|
| CN207197700U true CN207197700U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720820161.4U Active CN207197700U (en) | 2017-07-07 | 2017-07-07 | A kind of novel calorimeter instrument |
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| Country | Link |
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| CN (1) | CN207197700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823415A (en) * | 2019-11-28 | 2020-02-21 | 浙江高翔工贸有限公司 | Calorimeter by direct heat exchange method |
-
2017
- 2017-07-07 CN CN201720820161.4U patent/CN207197700U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110823415A (en) * | 2019-11-28 | 2020-02-21 | 浙江高翔工贸有限公司 | Calorimeter by direct heat exchange method |
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