CN203083732U - Real-time detection and alarm device for family central heating quality achievement - Google Patents
Real-time detection and alarm device for family central heating quality achievement Download PDFInfo
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- CN203083732U CN203083732U CN2013200718268U CN201320071826U CN203083732U CN 203083732 U CN203083732 U CN 203083732U CN 2013200718268 U CN2013200718268 U CN 2013200718268U CN 201320071826 U CN201320071826 U CN 201320071826U CN 203083732 U CN203083732 U CN 203083732U
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Abstract
The utility model discloses a real-time detection and alarm device for family central heating quality achievement. A hardware circuit of the device consists of a single chip microcomputer, a temperature sensor, an LED (Light Emitting Diode) nixie tube, a pressure controller, an electric contact thermometer, a metal tube float flowmeter, a digital display clock and the like. The adopted method is as follows: pressure, water temperature, flow quantity, room temperature real-time display and alarm controllers are respectively arranged at a heating water inlet and a heating water outlet in a family of a resident, and whether the heating effect and quality are qualified can be clearly known through a display panel by the resident during the heating process. When a certain parameter is lower than national standard, the controller sends out an acousto-optical alarm signal to remind that an owner can safeguard legal rights by adopting the measures of photographing to preserve evidence, complaining and the like. The device enables the resident to consume clearly, and some property people also cannot collect money by means of opportunities. The device has the characteristics of being low in price, convenient and practical; parameters are set independently; the detection and alarm is in real time; and the legal rights of a consumer can be protected from being damaged.
Description
Technical field
The utility model belongs to heater unit monitoring technique field, relates in particular to the real-time detection alarm device of a kind of family central heating requisite quality.
Background technology
What northern China was carried out in the winter time is central heating, employing be to provide thermal source by city heat supply center or cogeneration plant, each distinguishes the charging mode under the Thermal Corp management.In most of sub-district, heating installation is supplied with the sub-district owner behind the self-built heating power exchange station of property.City dweller's domestic heat is to manage and charge through the sub-district property.Owing to reasons such as condition restriction or sub-district building are of the remote past, most of sub-district Home Heating is unrealized by flow charging, can only collect the fixedly expense of amount by area.But property is but chargeed by flow or with heat when Thermal Corp pays the fees.Because both charging mode differences have caused property and the resident contradiction on problem of the payment of fees and the phenomenon of disputing over trifles.Some sub-district property utilize the leak of this pattern stealthily to turn down the heating pressure and the flow of heating power exchange station without authorization, adopt and to open means earning great number price difference and the illegal profit that big valve turns down evening even valve-off stops warming up daytime.Such consequence is: resident's family heater temperature reduces even does not reach 18 of national standard
0C ± 2
0C, but the heating effect that after having paid a lot of unjust moneys, can't obtain matching.The city dweller is very big to this suggestion, and it is the hot news that runs through winter that this class is complained, and has also become the chronic disease of heat supply in winter for a long time.The resident is the room temperature indicated value proposition heating installation demand not up to standard according to the family thermometer basically when complaining, but does not have real-time parameter can't propose strong evidence to the profound reason of this not phenomenon up to standard because of suffering from.Property often with resident's family heating installation stop up, the sub-district has upstairs that the people puts hot water steathily, thermal source factory failure and other reasons is stalld off or shirks responsibility.According to national regulation, if resident's indoor temperature does not reach 16
0C should exempt from expense by days minus.But actual conditions are that to be reduced or remitted the probability of charge very little because of lack of evidence.
In sum, the real-time detection alarm device of incorporate heating quality being installed in resident family on the caliduct is to solve the most direct and effective measures of this class problem.But so far, this class household central heating quality testing warning device is not seen record to some extent on the document.
Summary of the invention
The purpose of this utility model is to provide the central heating requisite quality of a kind of family real-time detection alarm device at the phenomenon of being discord that occurs in China's sub-district central heating process.The method of taking is heating installation water inlet and water delivering orifice place difference setting pressure, water temperature, flow, indoor temperature demonstration and an alarm controller in resident family, can allow the resident in warm process, be well understood to heating effect and whether heating quality is qualified, when certain parameter is lower than national standard, controller will send the sound and light alarm signal, remind the owner can take to take pictures to keep measures such as evidence and complaint to carry out right-safeguarding.This device can make resident's transparent consumption, also makes some not have good property and shows what one really is, and forces it to go on the road of lawful operation.This apparatus features be low price, convenient and practical, parameter sets up on their own, in real time detection alarm, can protect consumer's legitimate rights and interests not encroached on to greatest extent.
The utility model is achieved through the following technical solutions: the method that this device is taked is that heating installation water inlet and water delivering orifice punishment table setting pressure, water temperature, flow, indoor temperature show and alarm controller in real time in resident family.This controller room temperature test section be with single-chip microcomputer 8051 serve as control core, as detecting element, show house temperature in real time by the AD590 temperature sensor by the LED charactron.When room temperature is lower than national standard 16
0During C, Single-chip Controlling relay K A2 output carrying out sound and light alarm.What the heating pressure detecting element adopted is pressure controller, and import and export water temperature detecting element is an electric contact thermometer, and flow detecting element is a metal pipe float flow meter.These pick-up unit common characteristic are pointer display gauge heads, set up the upper and lower limit alarming value on their own by the user, can send the telecommunication signal when transfiniting, and transfer to electric bell and pilot lamp and constitute the sound and light alarm signal jointly.For the resident takes pictures evidence obtaining conveniently, the digital display clock is installed, on the panel of controller in order to show date and time-division equal time information.
The detailed technical scheme in the utility model room temperature test section is to detect room temperature by temperature sensor AD 590, behind three grades of LM741 amplifiers, be aanalogvoltage, be converted to digital signal via 8 A/D converter ADC0804 of single channel and give 8051 single-chip microcomputers sample temperature is handled temperature inversion.Drive two LED charactrons through code translator 7447 again and show real time temperature.When single-chip microcomputer with sample temperature and 16
0Relatively the back result is when be negative for C, and the expression room temperature has been lower than national standard, will amplify the adhesive of rear drive relay K A2 coil through triode by single-chip microcomputer parallel port P2.1 pin, make the relay contact driving sound light alarming circuit work of closure.Except that hardware, Single Chip Microcomputer (SCM) system software mainly is divided into startup A/D modular converter, AD590 transformation result read module, scalar modular converter, binary-coded decimal modular converter, LED display module, room temperature lower limit alarm module by its execution sequence.
The electric current that temperature sensor AD 590 produces in the hardware circuit of room temperature test section is directly proportional with absolute temperature.The every increase by 1 of temperature
0C, its electric current increase by 1 μ A..Utilize these characteristics of AD590 can simplify the computation complexity of scalar modular converter in the software design.The 7447th, binary-coded decimal converts the decoding chip for driving of 7 sections LED charactrons to, and its major function is that the binary-coded decimal that will import is directly changed into corresponding LED segment encode, directly shows corresponding digital in order to drive charactron.The purpose that inserts diode VD2 in the relay output circuit is for holding circuit, is used for releasing of inverse current.
The utility model the utility model entery and delivery port real-time parameter detection alarm circuit is made of jointly elements such as YWK-50-C type pressure controller, WTZ-288 type electric contact thermometer, LWGY metal pipe float flow meter and relay thereof, pilot lamp, electric bells.
YWK-50-C type pressure controller is applicable to that the pressure of gas and liquid medium shows and two formula controls, and its pressure setting range is 0～1MPa.When pressure is lower than setting value, pressure controller normally closed contact closure.When pressure is higher than setting value, pressure controller normally opened contact closure.Its effect in control circuit mainly is can utilize meter pointer to show import and export heating force value after according to national central heating standard pressure set points being set voluntarily, and sends the sound and light alarm signal when pressure is lower than setting value.
WTZ-288 type electric contact thermometer is applicable to the temperature of measuring liquid, gas, steam.It has two can supply the upper and lower limit of adjustment.When temperature is lower than down in limited time lower limit normally opened contact closure.When temperature was between upper and lower limit, upper limit normally opened contact disconnected, lower limit normally closed contact closure.When temperature is prescribed a time limit upper limit normally opened contact closure greater than last.The effect of electric contact thermometer is similar to pressure controller, and what difference was its demonstration and control is the temperature of import and export hot water.
The LWGY metal pipe float flow meter is applicable to the flow of measuring liquid, and this model is the flowmeter that has the upper and lower limit alarm switch.When flow less than or during greater than setting value, upper and lower limit warning normally opened contact closure.Flowmeter has only been used the lower limit warning when detecting the water inlet flow, used the upper and lower limit sound and light alarm when the water delivering orifice flow detection respectively.It is the principal economic indicators that regulates the room temperature that such design is based on heating installation water delivering orifice flow.Warning when the water delivering orifice flow is excessive is used to remind the user of household metering in time to turn down outlet valve, to reduce unnecessary financial burden.
The digital display clock of installing on the panel of controller is selected the digital display clock of the safe clock and watch of Yantai star company limited for use.It shows the time parameter of year, month, day, week, hour, minute with LED charactron high brightness.
The beneficial effects of the utility model are: be well understood to heating effect in warm process and whether heating quality is qualified in resident winter, when certain parameter is lower than national standard, controller can send the sound and light alarm signal, reminds the owner can take to take pictures to keep measures such as evidence and complaint to carry out right-safeguarding.User for household metering can also provide quantitative reference frame for regulating the room heater valve voluntarily according to various parameter values, to reach the purpose of heating effect and energy-conservation doulbe-sides' victory.This device can make resident's transparent consumption, makes bad property can't take this opportunity to accumulate wealth by unfair means.This device have low price, convenient and practical, parameter sets up on their own, the real-time outstanding advantage of detection alarm.
Description of drawings
Fig. 1 is the utility model admission controller panel arrangement synoptic diagram.
Fig. 2 is that the water delivering orifice controller panel is arranged synoptic diagram.
Fig. 3 is room temperature test section single-chip microcomputer input and output hardware elementary diagrams.
Fig. 4 is a water inlet parameter detecting warning circuit schematic diagram.
Fig. 5 is a water delivering orifice parameter detecting warning circuit schematic diagram.
Among the figure: 1-water inlet parameter detecting circuit module, 2-water inlet warning circuit module, 3-water delivering orifice parameter detecting circuit module, 4-water delivering orifice warning circuit module.
Components and parts explanation among Fig. 4, Fig. 5: 1ST1.1,2ST1.1 are respectively entery and delivery port electric contact thermometer lower limit normally opened contact.1SP, 2SP are respectively entery and delivery port pressure controller lower limit normally closed contact.KA1 is a water inlet flowmeter lower limit normally opened contact.KA2 is the lower limit normally opened contact of single-chip microcomputer room temperature testing circuit output.KA3, KA4 are respectively water delivering orifice flowmeter lower limit, upper limit normally opened contact.1HL1,1HL2,1HL3,1HL4 are respectively that the water inlet water temperature is low, pressure is low, flow is low, the low pilot lamp of room temperature.2HL1,2HL2,2HL3,2HL4 are respectively that the water delivering orifice water temperature is low, pressure is low, flow is low, the high pilot lamp of flow.1HA, 2HA are respectively entery and delivery port warning electric bell.
Controller adopts case structure to be installed in the entery and delivery port top.On the control panel with the textual representation instrument parameter value on the nameplate, the implication of pilot lamp.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.The real-time detection alarm device of family's central heating requisite quality should be taken into account the variation of the response parameter that the position of instrument sensing part will be sensitive in use, so instrument all is placed on the bottom in control box.Pressure, water temperature, flow instrument sensing part are inserted respectively in the entery and delivery port pipeline, and the perforate on the panel of control box of the panel of instrument is installed, and can make user's real time inspection actual parameter value by gauge pointer.The temperature sensor installation site can be placed on from control box indoor somewhere far away, introduces in the control box with shielding line then.
China central heating heating radiator user national standard is water inlet 80
0C, backwater 60
0C, room temperature 18
0C ± 2
0C, the pressure of registering one's residence is not less than 0.3Mp.Recommend the resident with the lower limit set value of this parameter value as each instrument in the control device.The lower limit of single-chip microcomputer room temperature testing circuit need not be provided with, and is fixed as 16
0C.The flow upper limit value and lower limit value of entery and delivery port can draw a synthetic setting value according to house temperature, instrument parameter and adjust, to reach the purpose that obtains optimum heating effect with minimum flow.
What the sound and light alarm signal of this device was taked is to light expression with red led abnormal conditions to occur, and concrete reason can be reached a conclusion according to the nameplate textual representation.Electric bell is the audible alarm element, and it has the chimes of doom that all can send when unusual as the siren at pressure, water temperature, flow, with call user's attention.Chimes of doom can stop after the clock time in lasting two minutes automatically.Red led can be lighted existing unusually under the situation always, extinguishes automatically after unusual disappearance.
Heating season in the winter time, AD590 detect room temperature and give single-chip microcomputer handle behind input interface, single-chip microcomputer except that house temperature is sent the LED charactron show for reference, also can be in room temperature less than 16
0Make the adhesive of KA2 relay coil by relay interface during C, detect control circuit by water inlet after the KA2 normally opened contact closure and send the sound and light alarm signal.
The utility model water inlet parameter detecting warning circuit is made up of water inlet parameter detecting circuit module (1) and water inlet warning circuit module (2).Water delivering orifice parameter detecting warning circuit is made up of water delivering orifice parameter detecting circuit module (3) and water delivering orifice warning circuit module (4).When water inlet water temperature during, electric contact thermometer 1ST1.1 normally opened contact closure less than setting value, the adhesive of 1KA1 relay coil, the 1HL1 pilot lamp is lighted, and the expression water temperature of intaking this moment has been lower than national standard.Simultaneously, 1KA1 normally opened contact closure drives the 1HA electric bell and sends chimes of doom.The adhesive in the electric bell sounding of 1ST time relay coil, the normally closed contact of on-delay disconnects after 2 minutes, makes electric bell stop sounding.
When water inlet pressure during, pressure controller 1SP normally closed contact closure less than setting value, the adhesive of 1KA2 relay coil, the 1HL2 pilot lamp is lighted, and expression intake pressure this moment has been lower than national standard.The 1HA electric bell alerting signal of sounding simultaneously.
When the water delivering orifice flow was lower than lower limit set value or is higher than upper limit set value, KA3 and KA4 normally open contact were closed respectively, and drive 2HL3 respectively, the 2HL4 pilot lamp is lighted, electric bell 2HA will send chimes of doom simultaneously, chimes of doom stops after 2 minutes.
Claims (4)
1. the real-time detection alarm device of family central heating requisite quality, it is characterized in that: this device hardware circuit is made of jointly elements such as single-chip microcomputer, temperature sensor, LED charactron, pressure controller, electric contact thermometer, metal pipe float flow meter, digital display clocks; This device room temperature test section is to detect room temperature by temperature sensor AD 590 (1), giving 8051 single-chip microcomputers (4) after amplification is connected to the A/D converter conversion handles sample temperature, again through code translator 7447(5) driving LED charactron (6) shows real-time room temperature, is lower than 16 when detecting sample temperature
0During C, will drive relay (9) coil adhesive, and make closed relay contact drive sound light alarming circuit work by the single-chip microcomputer parallel port; Heating import and export parameter detecting warning circuit is that the corresponding contacts with water temperature, pressure, flow detecting element links to each other with various relay coils, the contact auto-closing of respective detection element drives the relay contact action when certain parameter is lower than down in limited time, makes electric bell and corresponding pilot lamp work constitute the sound and light alarm signal.
2. the real-time detection alarm device of family according to claim 1 central heating requisite quality is characterized in that: pressure controller adopts YWK-50-C type pressure controller.
3. the real-time detection alarm device of family according to claim 1 central heating requisite quality is characterized in that: electric contact thermometer adopts WTZ-288 type electric contact thermometer.
4. the real-time detection alarm device of family according to claim 1 central heating requisite quality is characterized in that: metal pipe float flow meter adopts the flowmeter of LWGY type band bound alarm switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200718268U CN203083732U (en) | 2013-02-08 | 2013-02-08 | Real-time detection and alarm device for family central heating quality achievement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200718268U CN203083732U (en) | 2013-02-08 | 2013-02-08 | Real-time detection and alarm device for family central heating quality achievement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203083732U true CN203083732U (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200718268U Expired - Fee Related CN203083732U (en) | 2013-02-08 | 2013-02-08 | Real-time detection and alarm device for family central heating quality achievement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203083732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021301A (en) * | 2015-07-10 | 2015-11-04 | 邵英秋 | Central heating-to-the-home water inlet pipeline temperature monitor and use method thereof |
-
2013
- 2013-02-08 CN CN2013200718268U patent/CN203083732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021301A (en) * | 2015-07-10 | 2015-11-04 | 邵英秋 | Central heating-to-the-home water inlet pipeline temperature monitor and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20140208 |