CN202177472U - Mechanical heat meter - Google Patents
Mechanical heat meter Download PDFInfo
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- CN202177472U CN202177472U CN2011203221544U CN201120322154U CN202177472U CN 202177472 U CN202177472 U CN 202177472U CN 2011203221544 U CN2011203221544 U CN 2011203221544U CN 201120322154 U CN201120322154 U CN 201120322154U CN 202177472 U CN202177472 U CN 202177472U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003990 capacitor Substances 0.000 claims description 51
- 239000004973 liquid crystal related substance Substances 0.000 claims description 22
- 239000008400 supply water Substances 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- 238000013461 design Methods 0.000 abstract description 6
- 238000012216 screening Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a mechanical heat meter, which comprises a heat meter base meter installed on a water supply pipeline, a water supply temperature sensor installed on the water supply pipeline in the front of the heat meter base meter and a backwater temperature sensor installed on a backwater pipeline. The mechanical heat meter is characterized in that a base meter signal sending device is installed at the top of the heat meter base meter, and a heat measuring device is arranged at the top of the base meter signal sending device. The base meter signal sending device comprises a signal sending screening cover and a Wigan sensor installed in the signal sending screening cover. The heat measuring device comprises a measuring device casing and a heat measuring circuit installed in the measuring device casing. The Wigan sensor, the water supply temperature sensor and the backwater temperature sensor are all connected with the heat measuring circuit. The mechanical heat meter is simple in structure, reasonable in design, convenient and fast in use, high in measuring accuracy and reliability, low in cost, strong in stability, long in service life, strong in practical applicability, and convenient to popularize and use.
Description
Technical field
The utility model relates to a kind of calorimeter, especially relates to a kind of mechanical type calorimeter.
Background technology
Northern China needs heating winter, for energy savings, reduces flue dust, and most of areas are through the heat supply network central heating.But because resident's family is not also installed calorimeter, have to collect the heat energy usage charges by floor area of building for the time being at present.But it obviously is irrational receiving the heat supply expense by floor area of building, should calculate according to the heat energy of the actual usefulness of user and collect.The instrument of automatic heat accumulative in the prior art is like mechanical type calorimeter, electromagnetic type calorimeter and ultrasonic type calorimeter etc.Electromagnetic type calorimeter and ultrasonic type calorimeter cost are higher, and the market price is higher relatively, only on minority heat supply house steward, have obtained application; And the mechanical type calorimeter is on the basis of hot water gauge, to design; Measure heating installation current volume through hot water gauge, combine the temperature difference to calculate a kind of measuring instrument of heat then, its cost is lower; On the heat supply house steward, obtained using widely and be expected to get into family; But the mechanical type heat also exists defective and deficiencies such as cost is higher, adaptability is not strong, serviceable life is short, measurement of factor is good at present, has influenced it and has promoted the use of.
The utility model content
The utility model technical matters to be solved is to above-mentioned deficiency of the prior art a kind of mechanical type calorimeter to be provided, and it is simple in structure; Reasonable in design, use simple operation, measuring accuracy is high; Reliability is high, realizes that cost is low, and adaptability is strong; Long service life, practical, be convenient to promote the use of.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of mechanical type calorimeter; Comprise the calorimeter basal meter that is installed on the water supply line, be installed in the supply water temperature sensor on the water supply line before the calorimeter basal meter and be installed in the return water temperature sensor on the water return pipeline; It is characterized in that: the top of said calorimeter basal meter is equipped with the base table signal transmitter, and the top of said base table signal transmitter is equipped with thermal gauge; Said base table signal transmitter comprises sender radome and the Wei root sensor that is installed in the sender radome; Said thermal gauge comprises WT-MSR housing and the heat metering circuit that is arranged in the WT-MSR housing; Said Wei root sensor, supply water temperature sensor and return water temperature sensor all join with said heat metering circuit.
Above-mentioned a kind of mechanical type calorimeter is characterized in that: said calorimeter basal meter is a multithread bundle calorimeter basal meter.
Above-mentioned a kind of mechanical type calorimeter; It is characterized in that: said heat metering circuit comprises microprocessor module and gives the power module of each power unit power supply in the heat metering circuit; The input end of said microprocessor module is connected to keyboard input module, base table sender interface module, temperature sensor interface circuit module, infrared communication interface module and DLL circuit module, and the output terminal of said microprocessor module is connected to and is used for liquid crystal display circuit module that thermal data is shown; Said Wei root sensor and said base table sender interface module join, and said supply water temperature sensor and return water temperature sensor all join with said temperature sensor interface circuit module; Said keyboard input module, infrared communication interface module and liquid crystal display circuit module are all outer to be exposed at WT-MSR housing top, and said temperature sensor interface circuit module is exposed at outward on the WT-MSR housing sidewall.
Above-mentioned a kind of mechanical type calorimeter is characterized in that: said microprocessor module is single-chip microcomputer MSP430F413.
Above-mentioned a kind of mechanical type calorimeter; It is characterized in that: said power module comprises battery BT1 and polar capacitor C1; The positive pole of the positive pole of said battery BT1 and said polar capacitor C1 joins and is the output terminal VCC of power module, the equal ground connection of negative pole of the negative pole of said battery BT1 and said polar capacitor C1.
Above-mentioned a kind of mechanical type calorimeter; It is characterized in that: said keyboard input module comprises resistance R 11, polarity free capacitor C8 and has the button KEY of three pins; The control end pin of said button KEY and the pin 45 of single-chip microcomputer MSP430F413 join; In two other pin of said button KEY one end with end of resistance R 11 and polarity free capacitor C8 joins, the equal ground connection of the other end of another and capacitor C 8, and the output terminal VCC of the other end of said resistance R 11 and power module joins.
Above-mentioned a kind of mechanical type calorimeter; It is characterized in that: said base table sender interface module comprises polarity free capacitor C7, resistance R 5 and is used to be connected the bipod connector J1 of Wei root sensor; The pin 2 of the end of said polarity free capacitor C7, an end of resistance R 5 and bipod connector J1 all joins with the pin 46 of single-chip microcomputer MSP430F413; The pin 1 equal ground connection of the end of said polarity free capacitor C7 and bipod connector J1, the output terminal VCC of the other end of said resistance R 5 and power module joins.
Above-mentioned a kind of mechanical type calorimeter; It is characterized in that: said temperature sensor interface circuit module comprises polarity free capacitor C4 and C5, polar capacitor C6 and bipod connector J2 and J3; The pin 1 of the positive pole of the end of said polarity free capacitor C4, the end of polarity free capacitor C5, polar capacitor C6, the pin 2 of bipod connector J3 and bipod connector J2 all joins with the pin 47 of single-chip microcomputer MSP430F413; The pin 1 of said bipod connector J3 joins with the pin 51 of single-chip microcomputer MSP430F413; The pin 2 of said bipod connector J2 joins the equal ground connection of negative pole of the other end of the other end of said polarity free capacitor C4, polarity free capacitor C5 and polar capacitor C6 with the pin 48 of single-chip microcomputer MSP430F413.
Above-mentioned a kind of mechanical type calorimeter is characterized in that: said infrared communication interface module comprises triode Q2, infrarede emitting diode D1, infrared receiving chip BRMINI811, resistance R 1, R3 and R4; One end of the base stage of said triode Q2 and resistance R 3 joins; The pin 50 of the other end of said resistance R 3 and single-chip microcomputer MSP430F413 joins; The negative pole of the collector of said triode Q2 and infrarede emitting diode D1 joins; One end of the positive pole of said infrarede emitting diode D1 and resistance R 4 joins; The output terminal VCC of the other end of said resistance R 4 and power module joins, and the pin 1 of said infrared receiving chip BRMINI811 joins with the pin 52 of single-chip microcomputer MSP430F413, and the pin 3 of said infrared receiving chip BRMINI811 joins with an end of resistance R 1; The pin 49 of the other end of said resistance R 1 and single-chip microcomputer MSP430F413 joins, the pin 2 equal ground connection of the emitter of said triode Q2 and infrared receiving chip BRMINI811.
10. according to the described a kind of mechanical type calorimeter of claim 5; It is characterized in that: said liquid crystal display circuit module is the TN section-type LCD liquid crystal display with 24 pins; The corresponding successively respectively pin 12～31 with single-chip microcomputer MSP430F413 of the pin 0～19 of said TN section-type LCD liquid crystal display joins, and the corresponding successively respectively pin 39～36 with single-chip microcomputer MSP430F413 of the pin 20～23 of said TN section-type LCD liquid crystal display joins.
The utility model compared with prior art has the following advantages:
1, the utility model adopts integrated scheme to realize the desired various functions of hotlist standard, and is simple in structure, reasonable in design, uses simple operation.
2, the utility model adopts single microprocessor to realize flow detection, temperature detection, analytical calculation, demonstration and keypress function, has the advantage that cost is low, reliability is high than piecemeal multicore sheet scheme; Adopt single-chip microcomputer MSP430F413 as microprocessor, low in energy consumption, data processing speed is fast, precision is high.
3, the realization cost of the utility model is low, and adaptability is strong, and long service life is practical, is convenient to promote the use of on the heat supply house steward, and is expected to get into each common people family.
In sum, the utility model is simple in structure, and is reasonable in design; Use simple operation, measuring accuracy is high, and reliability is high; The realization cost is low, and adaptability is strong, long service life; Practical, solved defective and deficiencies such as the existing in prior technology cost is higher, adaptability is not strong, serviceable life is short, measurement of factor is good, be convenient to promote the use of.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the circuit block diagram of the utility model heat metering circuit.
Fig. 3 is the circuit theory diagrams of the utility model microprocessor module and liquid crystal display circuit module.
Fig. 4 is the circuit theory diagrams of the utility model power module.
Fig. 5 is the circuit theory diagrams of the utility model keyboard input module.
Fig. 6 is the circuit theory diagrams of the utility model base table sender interface module.
Fig. 7 is the circuit theory diagrams of the utility model temperature sensor interface circuit module.
Fig. 8 is the circuit theory diagrams of the utility model infrared communication interface module.
Description of reference numerals:
The 1-calorimeter basal meter; 2-supply water temperature sensor; 3-return water temperature sensor; 4-1-sender radome; 4-2-Wei root sensor; 5-1-WT-MSR housing; The 5-21-microprocessor module; The 5-22-power module; The 5-23-keyboard input module; 5-24-base table sender interface module; 5-25-temperature sensor interface circuit module; 5-26-infrared communication interface module; 5-27-DLL circuit module; 5-28-liquid crystal display circuit module.
Embodiment
As shown in Figure 1; The utility model comprises the calorimeter basal meter 1 that is installed on the water supply line, be installed in the supply water temperature sensor 2 on the water supply line before the calorimeter basal meter 1 and be installed in the return water temperature sensor 3 on the water return pipeline; The top of said calorimeter basal meter 1 is equipped with the base table signal transmitter, and the top of said base table signal transmitter is equipped with thermal gauge; Said base table signal transmitter comprises sender radome 4-1 and the Wei root sensor 4-2 that is installed in the sender radome 4-1; Said thermal gauge comprises WT-MSR housing 5-1 and the heat metering circuit that is arranged in the WT-MSR housing 5-1; Said Wei root sensor 4-2, supply water temperature sensor 2 and return water temperature sensor 3 all join with said heat metering circuit.
In the present embodiment, said calorimeter basal meter 1 is multithread bundle calorimeter basal meter 1.This table is compared with the single channel calorimeter basal meter, and relative wear is little, and tenure of use is long.
As shown in Figure 2; In the present embodiment; Said heat metering circuit comprises microprocessor module 5-21 and gives the power module 5-22 of each power unit power supply in the heat metering circuit; The input end of said microprocessor module 5-21 is connected to keyboard input module 5-23, base table sender interface module 5-24, temperature sensor interface circuit module 5-25, infrared communication interface module 5-26 and DLL circuit module 5-27, and the output terminal of said microprocessor module 5-21 is connected to and is used for liquid crystal display circuit module 5-28 that thermal data is shown; Said Wei root sensor 4-2 and said base table sender interface module 5-24 join, and said supply water temperature sensor 2 all joins with said temperature sensor interface circuit module 5-25 with return water temperature sensor 3; Said keyboard input module 5-23, infrared communication interface module 5-26 and liquid crystal display circuit module 5-28 are all outer to be exposed at WT-MSR housing 5-1 top, and said temperature sensor interface circuit module 5-25 is exposed at outward on the WT-MSR housing 5-1 sidewall.
As shown in Figure 3, in the present embodiment, said microprocessor module 5-21 is single-chip microcomputer MSP430F413.The pin 54～58 of single-chip microcomputer MSP430F413 is used to connect DLL circuit module 5-27, and this DLL circuit module 5-27 is the DLL circuit module of known MSP430 series monolithic.
As shown in Figure 4; In the present embodiment; Said power module 5-22 comprises battery BT1 and polar capacitor C1, and the positive pole of the positive pole of said battery BT1 and said polar capacitor C1 joins and is the output terminal VCC of power module 5-22, the equal ground connection of negative pole of the negative pole of said battery BT1 and said polar capacitor C1.
As shown in Figure 5; In the present embodiment; Said keyboard input module 5-23 comprises resistance R 11, polarity free capacitor C8 and has the button KEY of three pins; The control end pin of said button KEY and the pin 45 of single-chip microcomputer MSP430F413 join, and in two other pin of said button KEY one end with end of resistance R 11 and polarity free capacitor C8 joins, the equal ground connection of the other end of another and capacitor C 8, and the output terminal VCC of the other end of said resistance R 11 and power module 5-22 joins.
As shown in Figure 6; In the present embodiment; Said base table sender interface module 5-24 comprises polarity free capacitor C7, resistance R 5 and is used to be connected the bipod connector J1 of Wei root sensor 4-2; The pin 2 of the end of said polarity free capacitor C7, an end of resistance R 5 and bipod connector J1 all joins with the pin 46 of single-chip microcomputer MSP430F413; The pin 1 equal ground connection of the end of said polarity free capacitor C7 and bipod connector J1, the output terminal VCC of the other end of said resistance R 5 and power module 5-22 joins.
As shown in Figure 7; In the present embodiment; Said temperature sensor interface circuit module 5-25 comprises polarity free capacitor C4 and C5, polar capacitor C6 and bipod connector J2 and J3; The pin 1 of the positive pole of the end of said polarity free capacitor C4, the end of polarity free capacitor C5, polar capacitor C6, the pin 2 of bipod connector J3 and bipod connector J2 all joins with the pin 47 of single-chip microcomputer MSP430F413; The pin 1 of said bipod connector J3 joins with the pin 51 of single-chip microcomputer MSP430F413; The pin 2 of said bipod connector J2 joins the equal ground connection of negative pole of the other end of the other end of said polarity free capacitor C4, polarity free capacitor C5 and polar capacitor C6 with the pin 48 of single-chip microcomputer MSP430F413.
As shown in Figure 8, in the present embodiment, said infrared communication interface module 5-26 comprises triode Q2, infrarede emitting diode D1, infrared receiving chip BRMINI811, resistance R 1, R3 and R4; One end of the base stage of said triode Q2 and resistance R 3 joins; The pin 50 of the other end of said resistance R 3 and single-chip microcomputer MSP430F413 joins; The negative pole of the collector of said triode Q2 and infrarede emitting diode D1 joins; One end of the positive pole of said infrarede emitting diode D1 and resistance R 4 joins; The output terminal VCC of the other end of said resistance R 4 and power module 5-22 joins, and the pin 1 of said infrared receiving chip BRMINI811 joins with the pin 52 of single-chip microcomputer MSP430F413, and the pin 3 of said infrared receiving chip BRMINI811 joins with an end of resistance R 1; The pin 49 of the other end of said resistance R 1 and single-chip microcomputer MSP430F413 joins, the pin 2 equal ground connection of the emitter of said triode Q2 and infrared receiving chip BRMINI811.
As shown in Figure 3, in the present embodiment, said liquid crystal display circuit module 5-28 is the TN section-type LCD liquid crystal display with 24 pins, and TN section-type LCD liquid crystal display customizes according to the Presentation Function of required realization; The corresponding successively respectively pin 12～31 with single-chip microcomputer MSP430F413 of the pin 0～19 of said TN section-type LCD liquid crystal display joins, and the corresponding successively respectively pin 39～36 with single-chip microcomputer MSP430F413 of the pin 20～23 of said TN section-type LCD liquid crystal display joins.
During making, multithread bundle calorimeter basal meter 1 adopts the gravity-assist pouring technology, and under the prerequisite that guarantees physical strength, sealing, the copper consumption of product reduces 10% than like product, has practiced thrift machining cost effectively.The base table signal transmitter adopts the Wei root sender mode that cost is low and functional reliability is high.
The principle of work and the course of work of the utility model are: at current during through multithread bundle calorimeter basal meter 1; Magnet in the multithread bundle calorimeter basal meter 1 on the impeller and Wei Gen sensor 4-2 coupling mutually; Produce pulse and be transferred to microprocessor module 5-21 through base table sender interface module 5-24, microprocessor module 5-21 gathers and analyzes this pulse signal and draws flow signal; Supply water temperature sensor 2 and return water temperature sensor 3 are gathered supply water temperatures and return water temperature and are transferred to microprocessor module 5-21 through temperature sensor interface circuit module 5-25, and microprocessor module 5-21 gathers this temperature signal and goes out heat according to flow signal, supply water temperature signal and return water temperature calculated signals; Carry out the demonstration and the exchange of thermal data through keyboard input module 5-23, infrared communication interface module 5-26 and liquid crystal display circuit module 5-28.
In sum, the utility model adopts integrated scheme to realize the desired various functions of hotlist standard, and is simple in structure, reasonable in design; Use simple operation, measuring accuracy is high, and reliability is high, realizes that cost is low; Adaptability is strong, and long service life is practical, is convenient to promote the use of.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of the utility model technical scheme according to the utility model technical spirit.
Claims (10)
1. mechanical type calorimeter; Comprise the calorimeter basal meter (1) that is installed on the water supply line, be installed in the supply water temperature sensor (2) on calorimeter basal meter (1) water supply line before and be installed in the return water temperature sensor (3) on the water return pipeline; It is characterized in that: the top of said calorimeter basal meter (1) is equipped with the base table signal transmitter, and the top of said base table signal transmitter is equipped with thermal gauge; Said base table signal transmitter comprises sender radome (4-1) and is installed in the Wei root sensor (4-2) in the sender radome (4-1); Said thermal gauge comprises WT-MSR housing (5-1) and is arranged on the heat metering circuit in the WT-MSR housing (5-1); Said Wei root sensor (4-2), supply water temperature sensor (2) and return water temperature sensor (3) all join with said heat metering circuit.
2. according to the described a kind of mechanical type calorimeter of claim 1, it is characterized in that: said calorimeter basal meter (1) is a multithread bundle calorimeter basal meter (1).
3. according to claim 1 or 2 described a kind of mechanical type calorimeters; It is characterized in that: said heat metering circuit comprises microprocessor module (5-21) and gives the power module (5-22) of each power unit power supply in the heat metering circuit; The input end of said microprocessor module (5-21) is connected to keyboard input module (5-23), base table sender interface module (5-24), temperature sensor interface circuit module (5-25), infrared communication interface module (5-26) and DLL circuit module (5-27), and the output terminal of said microprocessor module (5-21) is connected to and is used for liquid crystal display circuit module (5-28) that thermal data is shown; Said Wei root sensor (4-2) joins with said base table sender interface module (5-24), and said supply water temperature sensor (2) and return water temperature sensor (3) all join with said temperature sensor interface circuit module (5-25); All outer WT-MSR housing (5-1) top that is exposed at of said keyboard input module (5-23), infrared communication interface module (5-26) and liquid crystal display circuit module (5-28), said temperature sensor interface circuit module (5-25) is outer to be exposed on WT-MSR housing (5-1) sidewall.
4. according to the described a kind of mechanical type calorimeter of claim 3, it is characterized in that: said microprocessor module (5-21) is single-chip microcomputer MSP430F413.
5. according to the described a kind of mechanical type calorimeter of claim 4; It is characterized in that: said power module (5-22) comprises battery BT1 and polar capacitor C1; The positive pole of the positive pole of said battery BT1 and said polar capacitor C1 joins and is the output terminal VCC of power module (5-22), the equal ground connection of negative pole of the negative pole of said battery BT1 and said polar capacitor C1.
6. according to the described a kind of mechanical type calorimeter of claim 5; It is characterized in that: said keyboard input module (5-23) comprises resistance R 11, polarity free capacitor C8 and has the button KEY of three pins; The control end pin of said button KEY and the pin 45 of single-chip microcomputer MSP430F413 join; In two other pin of said button KEY one end with end of resistance R 11 and polarity free capacitor C8 joins, the equal ground connection of the other end of another and capacitor C 8, and the output terminal VCC of the other end of said resistance R 11 and power module (5-22) joins.
7. according to the described a kind of mechanical type calorimeter of claim 5; It is characterized in that: said base table sender interface module (5-24) comprises polarity free capacitor C7, resistance R 5 and is used to be connected the bipod connector J1 of Wei root sensor (4-2); The pin 2 of the end of said polarity free capacitor C7, an end of resistance R 5 and bipod connector J1 all joins with the pin 46 of single-chip microcomputer MSP430F413; The pin 1 equal ground connection of the end of said polarity free capacitor C7 and bipod connector J1, the output terminal VCC of the other end of said resistance R 5 and power module (5-22) joins.
8. according to the described a kind of mechanical type calorimeter of claim 5; It is characterized in that: said temperature sensor interface circuit module (5-25) comprises polarity free capacitor C4 and C5, polar capacitor C6 and bipod connector J2 and J3; The pin 1 of the positive pole of the end of said polarity free capacitor C4, the end of polarity free capacitor C5, polar capacitor C6, the pin 2 of bipod connector J3 and bipod connector J2 all joins with the pin 47 of single-chip microcomputer MSP430F413; The pin 1 of said bipod connector J3 joins with the pin 51 of single-chip microcomputer MSP430F413; The pin 2 of said bipod connector J2 joins the equal ground connection of negative pole of the other end of the other end of said polarity free capacitor C4, polarity free capacitor C5 and polar capacitor C6 with the pin 48 of single-chip microcomputer MSP430F413.
9. according to the described a kind of mechanical type calorimeter of claim 5, it is characterized in that: said infrared communication interface module (5-26) comprises triode Q2, infrarede emitting diode D1, infrared receiving chip BRMINI811, resistance R 1, R3 and R4; One end of the base stage of said triode Q2 and resistance R 3 joins; The pin 50 of the other end of said resistance R 3 and single-chip microcomputer MSP430F413 joins; The negative pole of the collector of said triode Q2 and infrarede emitting diode D1 joins; One end of the positive pole of said infrarede emitting diode D1 and resistance R 4 joins; The output terminal VCC of the other end of said resistance R 4 and power module (5-22) joins, and the pin 1 of said infrared receiving chip BRMINI811 joins with the pin 52 of single-chip microcomputer MSP430F413, and the pin 3 of said infrared receiving chip BRMINI811 joins with an end of resistance R 1; The pin 49 of the other end of said resistance R 1 and single-chip microcomputer MSP430F413 joins, the pin 2 equal ground connection of the emitter of said triode Q2 and infrared receiving chip BRMINI811.
10. according to the described a kind of mechanical type calorimeter of claim 5; It is characterized in that: said liquid crystal display circuit module (5-28) is for having the TN section-type LCD liquid crystal display of 24 pins; The corresponding successively respectively pin 12～31 with single-chip microcomputer MSP430F413 of the pin 0～19 of said TN section-type LCD liquid crystal display joins, and the corresponding successively respectively pin 39～36 with single-chip microcomputer MSP430F413 of the pin 20～23 of said TN section-type LCD liquid crystal display joins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203221544U CN202177472U (en) | 2011-08-31 | 2011-08-31 | Mechanical heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203221544U CN202177472U (en) | 2011-08-31 | 2011-08-31 | Mechanical heat meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202177472U true CN202177472U (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203221544U Expired - Fee Related CN202177472U (en) | 2011-08-31 | 2011-08-31 | Mechanical heat meter |
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| Country | Link |
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| CN (1) | CN202177472U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810226A (en) * | 2012-07-25 | 2012-12-05 | 杭州富阳仪表总厂 | Low-power-consumption high-precision heat meter |
| CN105043598A (en) * | 2015-06-29 | 2015-11-11 | 安徽汉威电子有限公司 | Novel heat meter convenient to read |
-
2011
- 2011-08-31 CN CN2011203221544U patent/CN202177472U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810226A (en) * | 2012-07-25 | 2012-12-05 | 杭州富阳仪表总厂 | Low-power-consumption high-precision heat meter |
| CN102810226B (en) * | 2012-07-25 | 2014-08-06 | 杭州富阳仪表总厂 | Low-power-consumption high-precision heat meter |
| CN105043598A (en) * | 2015-06-29 | 2015-11-11 | 安徽汉威电子有限公司 | Novel heat meter convenient to read |
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