CN201003837Y - Draught fan coil pipe temperature-limiting thermoregulator - Google Patents
Draught fan coil pipe temperature-limiting thermoregulator Download PDFInfo
- Publication number
- CN201003837Y CN201003837Y CNU2007200672019U CN200720067201U CN201003837Y CN 201003837 Y CN201003837 Y CN 201003837Y CN U2007200672019 U CNU2007200672019 U CN U2007200672019U CN 200720067201 U CN200720067201 U CN 200720067201U CN 201003837 Y CN201003837 Y CN 201003837Y
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- CN
- China
- Prior art keywords
- temperature
- fan
- model
- utility
- electrically connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to a temperature limiting and controlling device for the coil pipe of the fan. The utility model consists of a temperature sensor U 4, a micro processor 1, an electronic valve controlling circuit J 4, a fan controlling circuit J 1-3, a drive U 2 and a crystal displaying screen. The utility model is characterized in that the communication conversion model U 3 with a R S 485 communication general line is electrically connected with the micro processor U 1; the micro processor U 1 is respectively connected with the temperature sensor U 4, the electronic valve controlling circuit J 4, the fan controlling circuit J 1-3, the drive U 2 and the crystal displaying screen; the micro processor U 1 is electrically connected with the fan controlling circuit to control and record the operating time of the fan; and the micro processor U1 is electrically connected with the electronic valve controlling circuit to control the on and off of the air conditioner. The utility model adopts the temperature limiting value and the operating timing technique in the temperature controlling device of the coil pipe of the fan; the utility model is able to limit the value automatically according to the state regulation whenever automatic or hand power to form the energy saving coil pipe temperature controlling device; the utility model has a good effect, less failures and a small investment; and the utility model can be managed on the internet, checked in time and remote controlled.
Description
Technical field
The utility model belongs to the central air-conditioning technical field, is specifically related to the circuit structure design that fan coil is limit warm temperature controller.
Background technology
Central air-conditioning terminal temperature difference fan coil temperature controller with fan coil gear sensing controler and composition system of taximeter institute, is measured blower fan gear (high, medium and low third gear) signal and each grade service time, is converted to standard service time and expense.When the water temperature that enters coil pipe is certain, flow velocity one regularly is delivered to indoor heat and coil pipe flow of ambient air short-term training ratio through the conditioner disk tube wall.Rotation speed of fan increases like this, and the heat of transmission is just big, otherwise just little.Therefore existing fan coil temperature controller is the rotating speed speed of control blower fan, as long as record rotation speed of fan and its lasting time, just can calculate the size that spends heat.A lot of public buildings have all adopted central air-conditioning central cooling, heat supply, all are with fan coil temperature controller control room temperature at each user's end.The user can manually control, but also design temperature is controlled automatically, but to the temperature control scope without limits.
China is populous, the energy resources relative deficiency, and owning amount is far below world average level per capita.Energy problem has become the key factor of restriction China's economy and social development.In State Council's file of [2006] No. 28 " about strengthening the decision of energy conservation ", air-conditioner temperature in the control room has been made following regulation: " the unit in all public buildings; comprise government offices, public organization, enterprises and institutions' tissue and self-employed entrepreneur; except that special-purpose; summer, the setting of room conditioning temperature was not less than 26 degrees centigrade, winter, the setting of room conditioning temperature was not higher than 20 degrees centigrade.Relevant department will revise and improve the related standards of public building indoor temperature in view of the above, and strengthens supervision and check." just can't check the situation of actual use without limits to the temperature control scope, this brings difficulty to administration of energy conservation.
The utility model content
The technical problems to be solved in the utility model is: adopt temperature limit and operation timing technology in the fan coil temperature controller simultaneously, a kind of no matter control or manually control automatically are provided, all can or heat the fan coil that desired temperature carries out limit value to refrigeration and limit warm temperature controller.
For achieving the above object, the technical scheme of employing is: fan coil limit temperature controller comprises temperature sensor U
4, microprocessor U
1, motor-driven valve control circuit J
4, draught fan control circuit J
1-3, driver U
2With LCDs 6, it is characterized in that communication transfer interface module U with the RS485 communication bus
3With described microprocessor U
1Be electrically connected described microprocessor U
1Respectively with described temperature sensor U
4, motor-driven valve control circuit J
4, draught fan control circuit J
1～3, driver U
2, LCDs is electrically connected.Described temperature sensor U
4Output connects described microprocessor U
1P
01End, described microprocessor U
1P
12, P
13Or P
14End output connects the J of described draught fan control circuit respectively
1, J
2, J
3, described microprocessor U
1P
15End and motor-driven valve control circuit J
4Be electrically connected the switch of control air-conditioning motor-driven valve.
Described fan coil is limit warm temperature controller, refrigeration lower limit and the control that heats higher limit are realized by software programming: the manual temperature control state of air-conditioning is operation down, room temperature reaches the refrigeration lower limit or room temperature reaches when heating higher limit, closes air-conditioning motor-driven valve, Blowing stopper automatically, and limiting room temperature transfinites; Temperature automatically controlled state is operation down, is the gear (high, normal, basic) that changes blower fan output according to the temperature difference, and when the temperature difference was zero, Blowing stopper closed motor-driven valve.And the temperature difference=room temperature-design temperature T
SetSo,, limit room temperature limiting temperature setting value T just
Set, the refrigeration lower limit, heat higher limit and temperature control order by communication transfer interface module U
3RS485 communication bus interface input.By networking teletransmission data, manage concentratedly, can monitor the design temperature of air-conditioning, the actual room temperature of record air-conditioning.According to different needs, communication can be adopted the form of not networking, and connects as the RS485 plug, the on-the-spot setting; Non-contacting infrared interface; The bluetooth wireless transceiver that need not to enter the room etc.
Good effect of the present utility model is: adopt temperature limit and operation timing technology in the fan coil temperature controller simultaneously, automatically operation or manual control all can be carried out automatic limit value according to national regulation, constitute energy-saving fan coil and limit warm temperature controller, metering and control combine, effective, fault is few, no matter new clothes still are the existing equipment transformation, and the expense of investment all seldom and can be carried out network management, real-time inspection and Long-distance Control
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the warm temperature controller circuit block diagram of limit;
Fig. 2 is the temperature controller circuit diagram;
Fig. 3 is the temperature control program block diagram;
Fig. 4 is a temperature setting program block diagram.
The specific embodiment
From Fig. 1 and Fig. 2 as seen, fan coil limit temperature controller comprises temperature sensor U
41, microprocessor U
12, motor-driven valve control circuit J
43, draught fan control circuit J
1-34, driver U
25 and LCDs 6, it is characterized in that communication transfer interface module U with the RS485 communication bus
37 with described microprocessor U
12 are electrically connected described microprocessor U
12 respectively with described temperature sensor U
41, motor-driven valve control circuit J
43, draught fan control circuit J
1～34, driver U
25, LCDs 6 is electrically connected.Described temperature sensor U
41 output connects described microprocessor U
12 P
01End, described microprocessor U
12 P
12, P
13Or P
14End output connects the J of described draught fan control circuit 4 respectively
1, J
2, J
3, described microprocessor U
12 P
15End and motor-driven valve control circuit J
43 are electrically connected, the switch of control air-conditioning motor-driven valve.
Described fan coil is limit warm temperature controller, refrigeration lower limit and the limit temperature control that heats higher limit are realized by software programming: limit warm temperature controller under the manual temperature control state of air-conditioning, to move as shown in Figure 3, when the refrigeration room temperature reaches the refrigeration lower limit, or heat room temperature and reach when heating higher limit, automatically close air-conditioning motor-driven valve, Blowing stopper, limiting room temperature transfinites; Limitting warm temperature controller to move under the temperature automatically controlled state of air-conditioning, is the gear (high, normal, basic) that changes blower fan output according to the temperature difference, drives motor-driven valve; When the temperature difference was zero, Blowing stopper closed motor-driven valve.And the temperature difference=room temperature-design temperature T
SetSo,, limit room temperature limiting temperature setting value T just
SetFig. 4 has illustrated by by increasing/subtract key, has revised desired temperature T
SetProgram circuit.T during refrigeration
SetMinimum of a value is refrigeration lower limit, T when heating
SetMaximum is for heating higher limit.
The refrigeration lower limit, heat higher limit and temperature control order, communication transfer interface module U in 2 by Fig. 1
37 RS485 communication bus interface input.By networking teletransmission data, manage concentratedly, can monitor the design temperature of air-conditioning, the actual room temperature of record air-conditioning.According to different needs, communication can be adopted the form of not networking, and connects as the RS485 plug, the on-the-spot setting; Non-contacting infrared interface; The bluetooth wireless transceiver that need not to enter the room etc.
Claims (2)
1. fan coil is limit warm temperature controller, comprise temperature sensor U4 (1), microprocessor U1 (2), motor-driven valve control circuit J4 (3), draught fan control circuit J1～3 (4), driver U2 (5) and LCDs (6), it is characterized in that: the communication transfer interface module U3 (7) of band RS485 communication bus is electrically connected with described microprocessor U1 (2), and described microprocessor U1 (2) is electrically connected with described temperature sensor U4 (1), motor-driven valve control circuit J4 (3), draught fan control circuit J1～3 (4), driver U2 (5), LCDs (6) respectively.
2. limit warm temperature controller according to the described fan coil of claim 1, it is characterized in that: described temperature sensor U4 (1) output connects described microprocessor U1 (2) P01 end, the output of P12, the P13 of described microprocessor U1 (2), P14 end connects J1, J2, the J3 of described draught fan control circuit (4) respectively, microprocessor U1 (2) writes down the fan operation time, output shows to LCDs (6) through driver U2 (5), described microprocessor U1 (2) P15 end is electrically connected with motor-driven valve control circuit J4 (3), temperature control and limit temperature are carried out in the open and close of control air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200672019U CN201003837Y (en) | 2007-02-09 | 2007-02-09 | Draught fan coil pipe temperature-limiting thermoregulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200672019U CN201003837Y (en) | 2007-02-09 | 2007-02-09 | Draught fan coil pipe temperature-limiting thermoregulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201003837Y true CN201003837Y (en) | 2008-01-09 |
Family
ID=39039374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200672019U Expired - Lifetime CN201003837Y (en) | 2007-02-09 | 2007-02-09 | Draught fan coil pipe temperature-limiting thermoregulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201003837Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282458A (en) * | 2018-08-15 | 2019-01-29 | 北京汉美奥科节能设备有限公司 | Change the wind blower coil tube temperature controller of power of motor by changing alternating current cycle |
| EP3633281A4 (en) * | 2017-05-31 | 2021-03-10 | ZTE Corporation | Central air-conditioning temperature control device, fan coil control method, medium and system |
-
2007
- 2007-02-09 CN CNU2007200672019U patent/CN201003837Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3633281A4 (en) * | 2017-05-31 | 2021-03-10 | ZTE Corporation | Central air-conditioning temperature control device, fan coil control method, medium and system |
| CN109282458A (en) * | 2018-08-15 | 2019-01-29 | 北京汉美奥科节能设备有限公司 | Change the wind blower coil tube temperature controller of power of motor by changing alternating current cycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080109 |