CN207702582U - A kind of thermostat valve of both-way communication - Google Patents
A kind of thermostat valve of both-way communication Download PDFInfo
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- CN207702582U CN207702582U CN201721871091.1U CN201721871091U CN207702582U CN 207702582 U CN207702582 U CN 207702582U CN 201721871091 U CN201721871091 U CN 201721871091U CN 207702582 U CN207702582 U CN 207702582U
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Abstract
The utility model discloses a kind of thermostat valve of both-way communication, including valve control device and temperature controller, the valve control device is equipped with M BUS interfaces, which makes valve control device be connected with host computer by M BUS buses；Valve control device is additionally provided with RS485 communication interfaces, which makes valve control device be connected with temperature controller by RS485 buses.The utility model is related to a kind of user heating temperature control systems, which solve in existing wired user heating temperature control system, indoor thermostat and outdoor valve control device use level control mode, and the setting of M BUS interfaces indoors in temperature controller, to bring host computer can not active control valve control device and the drawbacks of can not know valve control device operating status completely, have at low cost, reliability is high, the advantages that authorities are controllable, and user is adjustable can be widely applied to family central heating control field.
Description
Technical field
There is control valve the utility model is related to a kind of temperature control valve more particularly to a kind of both-way communication.
Background technology
Winter central heating is the basic living demand of northern resident, concerning huge numbers of families.In recent years, national complete
Under the support of people's innovation policies, it is proposed many products in heating control field, achieves many technological achievements.
Using the later development of electronic information technology, the interests of country, company and personal three are taken into account, through in a few years
Research and development and popularization, formd heating field at present most popular two kinds of major ways, that is, be based on make-and-break time Line Integral
The heating energy temperature control integral system of booth method and heating energy temperature control integral system based on calorimeter, both system phases
It is auxiliary to coordinate, it is widely used.From the point of view of both systems are in terms of big, structure is the same, belongs to three-level calculating
Machine distributing system the host computer information management system of Thermal Corp, building or cell data acquisition processing system and divides family
The embedded control system of valve and temperature.Lowermost end in three-level system be each heating subscriber unit heating
Indoors, valve control device is in outdoor for temperature control subsystem, typically temperature controller.With regard to the company between indoor thermostat and outdoor valve control device
Mode is connect, mainly uses two ways at present, one is wireless type protocol modes, and one is wired level controlling parties
Formula.
For wireless type, indoor thermostat and outdoor valve control device are communicated by wireless module, they are without directly electricity
Line connects, its advantage is that wiring cost is saved, the disadvantage is that Reliability of Wireless Communication and stability are poor.It is indoor for wired
Temperature controller is connected with outdoor valve control device by electric wire, its advantage is that reliability and stability are good, the disadvantage is that wiring and construction at
This is larger.
Although in the hardware circuit of wireless type, needing to increase a pair of of wireless module, cost is also very important, wired
Hardware circuit in, in order to reduce cost, form competitiveness, many simplification often done in terms of circuit design, using level
Control mode, i.e., with the level of control line height come the break-make of control valve.So, temperature controller and valve control device be substantially
Belong to opened loop control, control effect substantially reduces.More seriously, wired temperature control system is the M- communicated with host computer
BUS circuits design on indoor temperature controller, thus there are problems that two：One to be host computer can not receive valve control device
Whether the feedback of time of day, i.e. temperature controller only actively remove control valve control device by level signal, moved as scheduled as valve control device
Temperature controller is never fed back to, to will not more feed back to host computer and Thermal Corp；There are one potential host computers
The possibility out of control to valve control device can be voluntarily outside control room that is, in the case where user artificially cuts off M-BUS communication lines
Valve control device, and the Thermal Corp in host computer, then it is helpless to its.
By being analyzed above it is found that existing wired temperature control system has two：One is that host computer heating power is public
Department can not obtain the time of day of valve control device, and one is the potential host computer risk out of control to valve control device.
Utility model content
In order to solve the shortcoming present in above-mentioned technology, the utility model provides the thermostat valve of both-way communication.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of thermostat valve of both-way communication,
Including valve control device and temperature controller, the valve control device be equipped with M-BUS interfaces, the M-BUS interfaces by M-BUS buses make valve control device with
Host computer is connected；Valve control device is additionally provided with RS485 communication interfaces, which makes valve control device and temperature by RS485 buses
Device is controlled to be connected.
Further, valve control device includes gear reduction unit, miniature DC motor and valve control device main control board；Minisize dc
Motor is connect with valve control device main control board by conducting wire；The input shaft of gear reduction unit is connected with miniature DC motor, gear
The output shaft of retarder is rotatablely connected axis by ball valve and is connected with ball valve.
Further, M-BUS interfaces are connected with M-BUS interface circuits, and RS485 communication interfaces are connected with RS485 communications and connect
Mouth circuit；M-BUS interface circuits and RS485 communication interface circuits are set to valve control device main control board.
Further, valve control device main control board includes valve control single chip computer, M-BUS interface circuits and RS485 communications
Interface circuit is connected with valve control single chip computer respectively.
Further, valve control device main control board further include connect respectively with valve control single chip computer, valve control device power supply
And detection circuit, motor-drive circuit, power failure protection circuit.
Further, temperature controller include temperature control single chip computer and the setting being connected respectively with temperature control single chip computer by
Key, liquid crystal display, temperature sensor, temperature controller power circuit and RS485 communication interfaces.
The thermostat valve of the utility model, on the one hand, Thermal Corp for gathered data host computer by M-BUS buses come
Temperature control data information, the transmitting order to lower levels of acquisition and valve control device, allow host computer Thermal Corp to obtain the true of valve control device in real time
State.On the other hand, temperature controller temperature acquires indoor actual temperature and temperature set by user, and above-mentioned data are passed through RS485
Bus is sent to valve control device, and valve control device main control board controls the switch of ball valve, keeps indoor temperature quickly and accurately steady
It is scheduled in the temperature set by user, can prevent user from cutting off M-BUS communication lines from traveling control valve control device in this way, avoid upper
The machine situation out of control to valve control device occurs.
The utility model is related to a kind of user heating temperature control systems, and which solve existing wired user heating temperature control systems
In system, indoor thermostat and outdoor valve control device use level control mode, and M-BUS interfaces are arranged in temperature controller indoors,
To bring host computer can not active control valve control device and the drawbacks of can not know valve control device operating status completely, have cost
It is low, the advantages that reliability is high, and authorities are controllable, and user is adjustable, it can be widely applied to family central heating control field.
Description of the drawings
Fig. 1 is the structural schematic diagram of temperature control device；
Fig. 2 is valve control device structural schematic diagram；
Fig. 3 is the functional block diagram of valve control device main control board；
Fig. 4 is the functional block diagram of temperature controller.
In figure：1, ball valve；2, ball valve is rotatablely connected axis；3, valve control device；4, temperature controller；5, M-BUS buses；6.RS485 is total
Line；7, valve control device shell；8, gear reduction unit；9, miniature DC motor；10, valve control device main control board；11, valve control is single
Piece machine；12, valve control device power supply and detection circuit；13, power failure protection circuit；14, direct current motor drive circuit；15, M-BUS buses
Interface circuit；16, RS485 interface circuits；17, LED indicating circuit；18, limit circuit；19, temperature control single chip computer；20, it sets
Determine button；21, liquid crystal display；22, temperature sensor；23, temperature controller power circuit；24, RS485 communication interfaces.
Specific implementation mode
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
As shown in Figure 1, a kind of thermostat valve of both-way communication, including valve control device and temperature controller, valve control device 3 are rotated by ball valve
Connecting shaft 2 realizes connection mechanically with the ball valve 1 on pipeline, and can control the folding of ball valve 1, and valve control device 3 is logical
It crosses M-BUS buses 5 to connect with upper collecting computer, be connect with temperature controller 4 by RS485 buses 6.
As shown in Fig. 2, valve control device 3 includes valve control device shell 7, be equipped in valve control device shell 7 valve control device main control board 10,
Miniature DC motor 9, gear reduction unit 8.The miniature DC motor 9 is connect with valve control device main control board 10 by conducting wire；
The input shaft of the gear reduction unit 8 is connected with miniature DC motor 9, and the output shaft of gear reduction unit 8 is rotated by ball valve to be connected
Spindle 2 connects ball valve 1.
As shown in figure 3, valve control device main control board 10 includes valve control single chip computer 11, valve control device power supply and detection circuit
12, power failure protection circuit 13, motor-drive circuit 14, M-BUS bus interface circuits 15, RS485 interface circuits 16, LED indication
Circuit 17, limit circuit 18, M-BUS bus interface circuits 15 are connected by M-BUS buses 5 with host computer, RS485 interface circuits
16 are connected by RS485 buses 6 with temperature controller 4.
Valve control device power supply and detection circuit 12 provide DC power supply, when valve control device 3 has a power failure, valve to valve control device 3
Control single chip computer 11 can detect power-off signal, and according to prior setting, by the super capacitor in power failure protection circuit 13,
Open or close ball valve 1；Miniature DC motor 9 is connect with direct current motor drive circuit 14, and rotation direction signal passes through limit
Position circuit 18 feeds back to valve control single chip computer 11, and controls start and stop by valve control single chip computer 11, when motor breaks down
When, fault-signal can feed back to valve control single chip computer 11；M-BUS bus interface circuits 15 are valve control single chip computers 11
Communication bus between upper collecting computer；RS485 interface circuits 16 are valve control single chip computer 11 and indoor thermostat 4
Between communication bus；The working condition of valve control device 3, is shown by LED indicating circuit 17.
As shown in figure 4, temperature controller 4 includes temperature control single chip computer 19, setting button 20, liquid crystal display 21, temperature biography
Sensor 22, temperature controller power circuit 23 and RS485 interface circuits 24, setting button 20 are connect with temperature control single chip computer 19, liquid
Crystal display 21 is connect with temperature control single chip computer 19, and temperature sensor 22 is connect with temperature control single chip computer 19, temperature controller electricity
Source circuit 23 is connect with temperature control single chip computer 19, and RS-485 interfaces 24 are connect with temperature control single chip computer 19.Temperature sensor
22 for incuding indoor temperature.
Upper collecting computer acquires the temperature control data information with valve control device 3 by M-BUS buses 5, and transmitting order to lower levels can
To ensure that host computer can obtain the time of day of valve control device in real time.Temperature control single chip computer 19 controls temperature sensor 22, adopts
Collect indoor actual temperature, then according to temperature set by user, acquires the temperature difference between setting value and actual temperature value, and handle
This temperature difference is sent to valve control device main control board 11,11 basis of valve control device main control board by RS485 bus interface 24
The temperature difference that temperature controller 4 transmits controls the switch of ball valve 1, and indoor temperature is made quickly and accurately to stablize set by user
In fixed temperature, it can prevent user from cutting off M-BUS communication lines from traveling control valve control device in this way, host computer is avoided to lose valve control device
The situation of control occurs.
The above embodiment is not limitations of the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made within the scope of the technical solution of the utility model,
Also the scope of protection of the utility model is belonged to.
Claims (3)
1. a kind of thermostat valve of both-way communication, including valve control device (3) and temperature controller (4), it is characterised in that：The valve control device (3)
Equipped with M-BUS interfaces, which makes valve control device (3) be connected with host computer by M-BUS buses (5)；Valve control device (3) is also
Equipped with RS485 communication interfaces, which makes valve control device (3) be connected with temperature controller (4) by RS485 buses (6)；
The valve control device (3) includes gear reduction unit (8), miniature DC motor (9) and valve control device main control board (10)；It is described miniature
Direct current generator (9) is connect with valve control device main control board (10) by conducting wire；
The input shaft of the gear reduction unit (8) is connected with miniature DC motor (9), and the output shaft of gear reduction unit (8) passes through
Ball valve rotation connection axis (2) is connected with ball valve (1)；The M-BUS interfaces are connected with M-BUS interface circuits (15), the RS485
Communication interface is connected with RS485 communication interface circuits (16)；The M-BUS interface circuits (15) and RS485 communication interface circuits
(16) it is set on valve control device main control board (10)；The valve control device main control board (10) includes valve control single chip computer
(11), the M-BUS interface circuits (15) and RS485 communication interface circuits (16) respectively with valve control single chip computer (11) phase
Even.
2. the thermostat valve of both-way communication according to claim 1, it is characterised in that：The valve control device main control board (10) is also
Including connect respectively with valve control single chip computer (11), valve control device power supply and detection circuit (12), motor-drive circuit (14),
Power failure protection circuit (13).
3. the thermostat valve of both-way communication according to claim 1 or claim 2, it is characterised in that：The temperature controller (4) includes temperature control
Microcontroller (19) processed and the setting button (20) being connected respectively with temperature control single chip computer (19), liquid crystal display (21), temperature
Sensor (22), temperature controller power circuit (23) and RS485 communication interfaces (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871091.1U CN207702582U (en) | 2017-12-28 | 2017-12-28 | A kind of thermostat valve of both-way communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721871091.1U CN207702582U (en) | 2017-12-28 | 2017-12-28 | A kind of thermostat valve of both-way communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207702582U true CN207702582U (en) | 2018-08-07 |
Family
ID=63029591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721871091.1U Active CN207702582U (en) | 2017-12-28 | 2017-12-28 | A kind of thermostat valve of both-way communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207702582U (en) |
-
2017
- 2017-12-28 CN CN201721871091.1U patent/CN207702582U/en active Active
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