CN204694381U - A kind of ultrasonic calorimeter with backwater thermometric encryption device - Google Patents
A kind of ultrasonic calorimeter with backwater thermometric encryption device Download PDFInfo
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- CN204694381U CN204694381U CN201520218829.9U CN201520218829U CN204694381U CN 204694381 U CN204694381 U CN 204694381U CN 201520218829 U CN201520218829 U CN 201520218829U CN 204694381 U CN204694381 U CN 204694381U
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Abstract
The utility model is a kind of ultrasonic calorimeter with backwater thermometric encryption device, comprise the first wireless communication module and wire communication module, inflow temperature encrypted circuit, water inlet controller, temperature/flow measurement circuit, second wireless communication module and wire communication module, return water temperature encrypted circuit, backwater controller, temperature sensing circuit, temperature/flow measurement circuit signal output part is connected with water inlet controller signals input end, temperature sensing circuit signal output part is connected with backwater controller signal input part, the signal output part of backwater controller is connected with return water temperature encrypted circuit, return water temperature encrypted circuit is connected with the water inlet controller in flow metering inflow temperature measuring unit by the second wireless communication module or wire communication module, the signal output part of water inlet controller is connected with the input end of inflow temperature encrypted circuit, inflow temperature encrypted circuit is connected with the first wireless communication module or wire communication module.The utility model is convenient to be installed, and ensures the security of temperature data.
Description
Technical field
The utility model is a kind of ultrasonic calorimeter with backwater thermometric encryption device, belongs to the innovative technology of the ultrasonic calorimeter of band backwater thermometric encryption device.
Background technology
Along with national energy-saving reduces discharging the expansion of policy and the reform of heat supply charging system, China's house central heating system carries out household metering and fee system substantially., easily fouling large relative to the wearing and tearing of traditional mechanical heat meter, the shortcoming that precision is low, the life-span is short, ultrasonic calorimeter as a kind of low to water quality requirement, the pressure loss is little, precision is high, the high-performance calorimeter of good reliability and enjoy market to favor.
At present, on market, most of ultrasonic flowmeter is all integral type.The temperature survey of water inlet and water return outlet is also in wired measuring mode.This mode detects buret temperature the resident family not in same place concerning water inlet and water return outlet very inconvenient.So the paper " the ultrasonic calorimeter research of wireless backwater thermometric " of the Wang Kefei that " Jilin Business and Technology College's journal " the 2nd phase in 2010 delivers proposes and uses radio temperature sensor measuring tempeature.Application number is the utility model patent " the ultrasonic calorimeter system that band backwater detects " of 201120557510.0, water inlet and backwater place have all settled ultrasonic calorimeter to carry out flow and temperature survey, IC-card valve positioner has been settled in middle water pipe somewhere, utilize ultra-high frequency wireless electric wave to communicate between three, but this system does not consider the safe and secret problem of backwater transmission data.
Summary of the invention
The purpose of this utility model is consider the problems referred to above and provide a kind of ultrasonic calorimeter with backwater thermometric encryption device.The utility model is reasonable in design, convenient and practical, has both facilitated installation personnel to select flexible mounting means according to service pipe concrete condition; And the safe and secret of backwater transmission data can be realized.
The technical solution of the utility model is: the ultrasonic calorimeter of band backwater thermometric encryption device of the present utility model, include flow metering inflow temperature measuring unit, return water temperature measuring unit, wherein flow metering inflow temperature measuring unit comprises the first wireless communication module, first wire communication module, inflow temperature encrypted circuit, water inlet controller, temperature/flow measurement circuit, first battery feed circuit, return water temperature measuring unit includes the second wireless communication module, second wire communication module, return water temperature encrypted circuit, backwater controller, second battery feed circuit, temperature sensing circuit, wherein the first battery feed circuit supplies power to into water controller, second battery feed circuit supplies power to backwater controller, temperature/flow measurement circuit measures inflow temperature and flow, temperature sensing circuit measures return water temperature, the signal output part of temperature/flow measurement circuit is connected with the signal input part of water inlet controller, the signal output part of temperature sensing circuit is connected with the signal input part of backwater controller, the signal output part of backwater controller is connected with return water temperature encrypted circuit, return water temperature encrypted circuit is connected with the water inlet controller in flow metering inflow temperature measuring unit by the second wireless communication module or the second wire communication module, the signal output part of water inlet controller is connected with the input end of inflow temperature encrypted circuit, inflow temperature encrypted circuit is connected with the first wireless communication module or the first wire communication module.
The ultrasonic calorimeter of band backwater thermometric encryption device of the present utility model, it is a kind of ultrasonic calorimeter based on backwater thermometric encrypted circuit, backwater thermometric and the inflow temperature measurement of its calorimeter are separated, flow metering device and inflow temperature measurement mechanism put together, by wireless or by wired connection between water inlet and backwater, installation personnel is facilitated to select flexible mounting means according to service pipe concrete condition; In addition, by all adding encrypted circuit module to water inlet backwater thermometric place, the safe and secret of backwater transmission data can be realized.The utility model is that a kind of design is ingenious, function admirable, the ultrasonic calorimeter of convenient and practical band backwater thermometric encryption device.The utility model is simple to operate, convenient and practical.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is encrypting module signal wiring figure of the present utility model.
Embodiment
Embodiment:
Structural representation of the present utility model as shown in Figure 1, the ultrasonic calorimeter of band backwater thermometric encryption device of the present utility model, include flow metering inflow temperature measuring unit, return water temperature measuring unit, wherein flow metering inflow temperature measuring unit comprises the first wireless communication module 1, first wire communication module 2, inflow temperature encrypted circuit 3, water inlet controller 5, temperature/flow measurement circuit 7, first battery feed circuit 8, return water temperature measuring unit includes the second wireless communication module 9, second wire communication module 10, return water temperature encrypted circuit 11, backwater controller 12, second battery feed circuit 13, temperature sensing circuit 14, wherein the first battery feed circuit 8 supplies power to into water controller 5, second battery feed circuit 13 supplies power to backwater controller 12, temperature/flow measurement circuit 7 measures inflow temperature and flow, temperature sensing circuit 14 measures return water temperature, the signal output part of temperature/flow measurement circuit 7 is connected with the signal input part of water inlet controller 5, the signal output part of temperature sensing circuit 14 is connected with the signal input part of backwater controller 12, the signal output part of backwater controller 12 is connected with return water temperature encrypted circuit 11, return water temperature encrypted circuit 11 is connected with the water inlet controller 5 in flow metering inflow temperature measuring unit by the second wireless communication module 9 or the second wire communication module 10, the signal output part of water inlet controller 5 is connected with the input end of inflow temperature encrypted circuit 3, inflow temperature encrypted circuit 3 is connected with the first wireless communication module 1 or the first wire communication module 2.In addition, controller 5 of intaking also is connected with telecommunication circuit 4.
The temperature that said temperature/flow measurement circuit 7 measures water inlet place uses PT1000 platinum resistance to obtain the water temperature of water inlet place as temperature sensor, and the temperature that temperature sensing circuit 14 measures backwater place also uses PT1000 platinum resistance to obtain the water temperature at backwater place as temperature sensor.
In the present embodiment, above-mentioned return water temperature encrypted circuit 11 is connected with backwater controller 12 by asynchronous receiving-transmitting transmitter.
In the present embodiment, above-mentioned inflow temperature encrypted circuit 3 is connected with water inlet controller 5 by asynchronous receiving-transmitting transmitter.
In the present embodiment, above-mentioned inflow temperature encrypted circuit 3 is connected with the first wireless communication module 1 or the first wire communication module 2 by asynchronous receiving-transmitting transmitter; Return water temperature encrypted circuit 11 is connected with mistake the second wireless communication module 9 or the second wire communication module 10 by asynchronous receiving-transmitting transmitter.
In the present embodiment, above-mentioned water inlet controller 5 is also connected with display circuit 6.
In the present embodiment, the chip model of above-mentioned backwater controller 5 and water inlet controller 12 is MSP430F417.
In the present embodiment, the chip model of said temperature/flow measurement circuit 7 and temperature sensing circuit 14 is GP21.
In the present embodiment, above-mentioned telecommunication circuit 4 is Modbus telecommunication circuits, externally carries out Modbus communication function.
In the present embodiment, above-mentioned first wireless communication module 1 or the first wire communication module 2 are connected with control center.
In the present embodiment, above-mentioned inflow temperature encrypted circuit 3 and return water temperature encrypted circuit 11 adopt chip module model to be EP1C6T144I7N.
In the present embodiment, Fig. 2 is encrypting module signal wiring figure, wherein, first wireless communication module 1 is connected by 15 pin of asynchronous receiving-transmitting transmitter (UART) interface and encrypted circuit 3 of intaking and 17 pin, second wire communication module 2 is connected by 14 pin of asynchronous receiving-transmitting transmitter (UART) interface and encrypted circuit 3 of intaking and 16 pin, 8 pin of water inlet encrypted circuit 3 are connected with water inlet controller 5 with 11 pin, second wireless communication module 9 is connected by 15 pin of asynchronous receiving-transmitting transmitter (UART) interface and backwater encrypted circuit 11 and 17 pin, second wire communication module 10 is connected by 14 pin of asynchronous receiving-transmitting transmitter (UART) interface and backwater encrypted circuit 11 and 16 pin, 8 pin of backwater encrypted circuit 11 are connected with backwater controller 12 with 11 pin.
Principle of work of the present utility model is: by intaking, the control of controller 5 and time difference method measure instant flow, the chip TPC-GP21 acquisition mistiming of the temperature and water inlet that obtain the water inlet that PT1000 platinum resistance connects converts the flow value obtained, and water inlet controller 5 is sent to control center by the encrypted circuit 3 connected the temperature value of water inlet and flow value encryption; Simultaneously, the temperature at the water return outlet place measured by backwater place PT1000 platinum resistance, backwater controller 12 is encrypted the encrypted circuit that the temperature value at backwater place is sent to connection, and be sent to into water controller 5 by wired or wireless mode, water inlet controller 5 gathers and obtains the temperature value of the temperature value of water inlet, the flow value of water inlet and water return outlet, and to be encrypted consumption of calorie by encrypted circuit and to be sent to control center.The utility model inflow temperature is measured and return water temperature measures separate separation, solves the table body installation question that various user brings because entering water return outlet geographic position difference; The security of two ends temperature data has been ensured by water inlet and the encrypted circuit module of backwater measuring tempeature.
Specific embodiment of the utility model does not form restriction of the present utility model, and every employing analog structure change of the present utility model, all should in the utility model protection domain.
Claims (10)
1. the ultrasonic calorimeter with backwater thermometric encryption device, it is characterized in that including flow metering inflow temperature measuring unit, return water temperature measuring unit, wherein flow metering inflow temperature measuring unit comprises the first wireless communication module, first wire communication module, inflow temperature encrypted circuit, water inlet controller, temperature/flow measurement circuit, first battery feed circuit, return water temperature measuring unit includes the second wireless communication module, second wire communication module, return water temperature encrypted circuit, backwater controller, second battery feed circuit, temperature sensing circuit, wherein the first battery feed circuit supplies power to into water controller, second battery feed circuit supplies power to backwater controller, temperature/flow measurement circuit measures inflow temperature and flow, temperature sensing circuit measures return water temperature, the signal output part of temperature/flow measurement circuit is connected with the signal input part of water inlet controller, the signal output part of temperature sensing circuit is connected with the signal input part of backwater controller, the signal output part of backwater controller is connected with return water temperature encrypted circuit, return water temperature encrypted circuit is connected with the water inlet controller in flow metering inflow temperature measuring unit by the second wireless communication module or the second wire communication module, the signal output part of water inlet controller is connected with the input end of inflow temperature encrypted circuit, inflow temperature encrypted circuit is connected with the first wireless communication module or the first wire communication module.
2. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that above-mentioned return water temperature encrypted circuit is connected with backwater controller by asynchronous receiving-transmitting transmitter.
3. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that above-mentioned inflow temperature encrypted circuit is connected with water inlet controller by asynchronous receiving-transmitting transmitter.
4. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that above-mentioned inflow temperature encrypted circuit is connected with the first wireless communication module or the first wire communication module by asynchronous receiving-transmitting transmitter; Return water temperature encrypted circuit is connected with the second wireless communication module or the second wire communication module by asynchronous receiving-transmitting transmitter.
5. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that above-mentioned water inlet controller is also connected with display circuit and telecommunication circuit.
6. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that the chip model of above-mentioned backwater controller and water inlet controller is MSP430F417.
7. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 1, is characterized in that the chip model of said temperature/flow measurement circuit and temperature sensing circuit is GP21.
8. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 5, is characterized in that above-mentioned telecommunication circuit is Modbus telecommunication circuit.
9. the ultrasonic calorimeter of the band backwater thermometric encryption device according to any one of claim 1 to 8, is characterized in that above-mentioned first wireless communication module or the first wire communication module are connected with control center.
10. the ultrasonic calorimeter of band backwater thermometric encryption device according to claim 9, is characterized in that above-mentioned inflow temperature encrypted circuit and return water temperature encrypted circuit adopt chip module model to be EP1C6T144I7N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520218829.9U CN204694381U (en) | 2015-04-13 | 2015-04-13 | A kind of ultrasonic calorimeter with backwater thermometric encryption device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520218829.9U CN204694381U (en) | 2015-04-13 | 2015-04-13 | A kind of ultrasonic calorimeter with backwater thermometric encryption device |
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| CN204694381U true CN204694381U (en) | 2015-10-07 |
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| CN201520218829.9U Active CN204694381U (en) | 2015-04-13 | 2015-04-13 | A kind of ultrasonic calorimeter with backwater thermometric encryption device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644129A (en) * | 2016-12-26 | 2017-05-10 | 西安石油大学 | Petroleum product temperature measuring device and petroleum product temperature measuring method capable of eliminating subjective errors and false data |
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2015
- 2015-04-13 CN CN201520218829.9U patent/CN204694381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644129A (en) * | 2016-12-26 | 2017-05-10 | 西安石油大学 | Petroleum product temperature measuring device and petroleum product temperature measuring method capable of eliminating subjective errors and false data |
| CN106644129B (en) * | 2016-12-26 | 2019-11-12 | 西安石油大学 | A kind of oil product temperature measuring device and method excluding subjective error and false data |
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