CN205334265U - Indoor temperature changes time -recorder - Google Patents
Indoor temperature changes time -recorder Download PDFInfo
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- CN205334265U CN205334265U CN201620023580.0U CN201620023580U CN205334265U CN 205334265 U CN205334265 U CN 205334265U CN 201620023580 U CN201620023580 U CN 201620023580U CN 205334265 U CN205334265 U CN 205334265U
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- temperature change
- indoor temperature
- change generated
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Abstract
The utility model discloses an indoor temperature changes time -recorder, include: insulating casing, the insulating casing outside is provided with temperature probe, and insulating casing's inside is provided with main control unit, latch, 7 hop count sign indicating number display tubes, output decoder and keying circuit, main control unit connects latch, 7 hop count sign indicating number display tubes, output decoder and keying circuit respectively, 7 hop count sign indicating number display tube for in display room effective temperature, indoor settlement temperature and from the effective temperature to the settlement required time of temperature. The utility model discloses a temperature probe, main control unit, latch, 7 hop count sign indicating number display tubes, output decoder and keying circuit can be effectual the verification temperature set for the error of data and real data, can satisfy room several somes simultaneous verification, just need not not personnel on duty, realize the first time and used autoDesk CFD in the air conditioning system of building trade, filled in the blank in this field, adjusted air conditioner wind gap position through the CFD analysis data.
Description
Technical field
This utility model relates to timer field, particularly relates to a kind of indoor temperature change generated in case timer。
Background technology
Along with the development of BIM (BIM) technology, in improving construction quality, Green building, obtain high speed development especially in conjunction with electronic computer technology and Microprocessor technology。Calculating sunshine, simulation wind environment, " green exploration " for architectural design is filled with high-tech strength。
Air conditioning system is energy consumption rich and influential family, except tubing energy-conservation standard, select the conservation measures such as energy-saving equipment, air conditioner cold and hot water variable-flow, fuzzy control, monitor in real time except, the layout of tuyere position exists bigger energy consumption phenomenon。
HVAC system design of the prior art is by calculating indoor cooling and heating load and required volume flow and temperature, but tuyere position is the experience with constructor arranges, it is impossible in time, effectively meet the needs in practical application；And easily there is step-up error, it is impossible to realize good energy-saving effect。
Utility model content
This utility model provides a kind of indoor temperature change generated in case timer, this utility model can not only effectively verify that CFD (computational fluid dynamics) emulates the error of data and real data, and can meet to the simultaneous verification of several, room and without human attendance, described below:
A kind of indoor temperature change generated in case timer, described indoor temperature change generated in case timer includes: insulation crust, be provided with temperature probe outside described insulation crust, described insulation crust be internally provided with master controller, latch, 7 segment numeral display tubes, output decoder and key circuit；
Described master controller connects described latch, described 7 segment numeral display tubes, described output decoder and described key circuit respectively；
Described 7 segment numeral display tubes, for show indoor actual temperature, indoor design temperature and from actual temperature to design temperature required for time。
Wherein, the model of described temperature probe is preferably DS18B20。The model of described master controller is preferably the single-chip microcomputer of STC89C52, adopts 12M crystal oscillator。The model of described latch is preferably 74HC573。
Further, the model of described output decoder is 74HC138。
When described indoor temperature change generated in case timer is multiple, an arbitrary indoor temperature change generated in case timer is as main equipment, and remaining indoor temperature change generated in case timer is as from equipment；Described main equipment and described communicated by serial ports between equipment。
The technical scheme that this utility model provides provides the benefit that:
1, this utility model can effectively verify the error of temperature setting data and real data by temperature probe, master controller, latch 4,7 segment numeral display tube, output decoder and key circuit, and can meet to the simultaneous verification of several, room and without human attendance；
2, this timer simple in construction, easy to carry；
3, AutoDeskCFD is applied in the air conditioning system of building trade by this utility model first, has filled up the blank in this field, adjusts air conditioning air outlet position by CFD analytical data；And emulation data have been verified；
4, this indoor temperature change generated in case timer meet " green building assessment standard " Energy Efficiency Ratio improve 12% basis on, to air conditioning system more energy-conservation 3% target, meet the energy-saving and emission-reduction demand in practical application。
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of indoor temperature change generated in case timer。
In accompanying drawing, the list of parts representated by each label is as follows:
1: insulation crust；2: temperature probe；
3: master controller；4: latch；
5:7 segment numeral display tube；6: output decoder；
7: key circuit。
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below this utility model embodiment is described in further detail。
Emulated the hot vector of air-conditioning by CFD technology, and be verified determining the optimum position in air port by microelectric technique, be possible not only to energy-saving and emission-reduction, the comfort level in building can also be promoted simultaneously。Can determine whether energy-conservation by reaching the time of design temperature after adjusting indoor air port, energy-conservation how much。This indoor temperature change generated in case timer can verify accuracy and the reliability of analysis temperature data。
Referring to Fig. 1, this utility model embodiment provides a kind of indoor temperature change generated in case timer, this indoor temperature change generated in case timer includes: insulation crust 1, insulation crust 1 is outside is provided with temperature probe 2, insulation crust 1 be internally provided with master controller 3, latch 4,7 segment numeral display tube 5, output decoder 6 and key circuit 7。
Wherein, 7 segment numeral display tubes 5 are used for the time required for showing indoor actual temperature, indoor design temperature and showing from actual temperature to design temperature。The quantity of key circuit 7 is consistent with the quantity of the 7 segment numeral display tubes of record time。
4, eight parameter discrimination method pipes of this utility model embodiment Shi Yi eight road output latch 5 and eight passage output decoders 6 illustrate for example, when implementing, it is also possible to for other quantity, this utility model embodiment is without limitation。
Such as: this utility model embodiment uses eight road output latches 4 connect eight 7 segment numeral display tubes 5 and use eight passage output decoders 6, determines eight seven segment digital tubes 5 by master controller 3, receives the data of eight road output latches 4。
When implementing, the preferred model of temperature probe 2 is the temperature probe of DS18B20, it is possible to effectively prevent the interference of internal heat dissipating。Single-chip microcomputer that master controller 3 selects model to be STC89C52,12M crystal oscillator can be adopted。
Wherein, the model of eight road output latches 4 is preferably 74HC573；The model of eight passage output decoders is preferably 74HC138。
Wherein, the circuit structure of key circuit 7 is not limited as by this utility model embodiment。
During practical application, multiple stage indoor temperature change generated in case timer can be set in indoor simultaneously, between every indoor temperature change generated in case timer, adopt serial port circuit to communicate。Can specify an indoor temperature change generated in case timer therein is main equipment, and all the other indoor temperature change generated in case timers are from equipment。
The quantity of indoor temperature change generated in case timer is not limited by this utility model embodiment, it is possible to be set according to the needs in practical application。
Below in conjunction with Fig. 1, the operation principle of this indoor temperature change generated in case timer is described in detail, described below:
Use eight outputs of P2.1, P2.2, P2.3 of master controller 3 (STC89C523), determine the data of eight road output latches (74HC573) of eight 7 segment numeral display tubes 5 receptions。Four 7 segment numeral display tube display times, two parameter discrimination method pipe display indoor actual temperatures, two parameter discrimination method pipe display design temperatures。Using four key circuits 7 by determining that timing starts after design temperature, when actual temperature reaches design temperature, timing stops, and now on four 7 segment numeral display tubes, the time of display is exactly the time required for reaching design temperature。
During practical application, the dead angle of indoor existence that goes out in conjunction with the hot vector CFD data analysis in summer, season in winter two, eddy current, excessive temperature differentials point, can effectively be verified accuracy and the reliability of emulation data by this indoor temperature change generated in case timer。
In FIG, STC89C52 is a kind of low-power consumption, high-performance CMOS 8 8-digit microcontroller, and it is the master controller of indoor temperature change generated in case timer。74HC573 has eight road output latches, and it to the output of single seven segment digital tubes display digit, can specify output again through eight passage output decoders 6 (74HC138)。74HC138 is eight passages output three or eight decoders, and 3 outputs of master controller 3 are translated into 8 by it, and control 74HC573 and export to that charactron。The power circuit of this indoor temperature change generated in case timer can external 5V power supply。
This utility model embodiment is to the model of each device except doing specified otherwise, and the model of other devices does not limit, as long as the device of above-mentioned functions can be completed。
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, above-mentioned this utility model embodiment sequence number, just to describing, does not represent the quality of embodiment。
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model。
Claims (6)
1. an indoor temperature change generated in case timer, described indoor temperature change generated in case timer includes: insulation crust, it is characterised in that
Be provided with temperature probe outside described insulation crust, described insulation crust be internally provided with master controller, latch, 7 segment numeral display tubes, output decoder and key circuit；
Described master controller connects described latch, described 7 segment numeral display tubes, described output decoder and described key circuit respectively；
Described 7 segment numeral display tubes, for show indoor actual temperature, indoor design temperature and from actual temperature to design temperature required for time。
2. a kind of indoor temperature change generated in case timer according to claim 1, it is characterised in that the model of described temperature probe is DS18B20。
3. a kind of indoor temperature change generated in case timer according to claim 1, it is characterised in that the model of described master controller is the single-chip microcomputer of STC89C52, adopts 12M crystal oscillator。
4. a kind of indoor temperature change generated in case timer according to claim 1, it is characterised in that the model of described latch is 74HC573。
5. a kind of indoor temperature change generated in case timer according to claim 1, it is characterised in that the model of described output decoder is 74HC138。
6. a kind of indoor temperature change generated in case timer according to any claim in claim 1 to 5, it is characterised in that
When described indoor temperature change generated in case timer is multiple, an arbitrary indoor temperature change generated in case timer is as main equipment, and remaining indoor temperature change generated in case timer is as from equipment；
Described main equipment and described communicated by serial ports between equipment。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620023580.0U CN205334265U (en) | 2016-01-11 | 2016-01-11 | Indoor temperature changes time -recorder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620023580.0U CN205334265U (en) | 2016-01-11 | 2016-01-11 | Indoor temperature changes time -recorder |
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| CN205334265U true CN205334265U (en) | 2016-06-22 |
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| CN201620023580.0U Expired - Fee Related CN205334265U (en) | 2016-01-11 | 2016-01-11 | Indoor temperature changes time -recorder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487578A (en) * | 2016-01-11 | 2016-04-13 | 天津住总机电设备安装有限公司 | Indoor temperature change timer |
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2016
- 2016-01-11 CN CN201620023580.0U patent/CN205334265U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487578A (en) * | 2016-01-11 | 2016-04-13 | 天津住总机电设备安装有限公司 | Indoor temperature change timer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20180111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |