CN203442960U - Hot and cold independent control fan-coil unit and hot and cold independent control system - Google Patents
Hot and cold independent control fan-coil unit and hot and cold independent control system Download PDFInfo
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- CN203442960U CN203442960U CN201320376111.3U CN201320376111U CN203442960U CN 203442960 U CN203442960 U CN 203442960U CN 201320376111 U CN201320376111 U CN 201320376111U CN 203442960 U CN203442960 U CN 203442960U
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- collecting head
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- hot water
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Abstract
The utility model relates to central air-conditioning tail end equipment and a control system, in particular to a hot and cold independent control fan-coil unit and a hot and cold independent control system. Four rows of coil heat exchangers are installed in the fan-coil unit, three rows are special for refrigerating, and the last row is used for heating. The fan-coil unit mainly comprises a hot water feeding and collecting head, a hot water discharging and collecting head, a cold water feeding and collecting head, a cold water discharging and collecting head, a fin protection plate, left and right side plates, a lower face plate, a U-shaped copper pipe and the like. The design of four rows of copper pipes is adopted, the water feeding end of a water circuit is arranged on the lower portion of the water circuit, the water discharging end of the water circuit is arranged on the upper portion of the water circuit, the cold water feeding and collecting head and the cold water discharging and collecting head are provided with three water feeding pipelines, and the hot water feeding and collecting head and the hot water discharging and collecting head are provided with one hot water feeding pipeline, namely the whole tube pass of the heat exchangers has two water feeding ends and two water discharging ends. By controlling opening and closing of a power-driven two-way valve in the fan-coil unit hot and cold independent control system, and switching of refrigerating and heating of the fan-coil unit is achieved.
Description
Technical field
The utility model relates to a kind of end-equipment of central air-conditioning, is specifically related to fan coil units and changes in temperature autonomous control system that a kind of changes in temperature are independently controlled.
Background technology
Traditional air conditioning terminal by blower fan and two mutually independently coil pipe form, two coil pipes are connected with hot water pipe with the cold water water pipe of air-conditioner host respectively, according to user's needs, realize refrigeration or heat-production functions, two coil pipes be loaded on body inner volume and weight large, cost is high, and increased the resistance of wind, reduced cooling and warming efficiency.
Summary of the invention
For overcoming above-mentioned deficiency, fan coil units and changes in temperature autonomous control system that the utility model provides a kind of changes in temperature independently to control.This product has improved the deficiency of existing product, has a kind of simple in structurely, and volume is little, and cost is low, reduces resistance and improves the advantages such as cooling and warming efficiency.
The purpose of this utility model can be achieved through the following technical solutions:
The fan coil units that a kind of changes in temperature are independently controlled, comprise water-collecting tray, blower fan, motor and four row's coil heat exchangers, this heat exchanger comprises hot water water inlet collecting head, hot water effluent's collecting head, cold water water inlet collecting head, cold water water outlet collecting head, apron plate, rear backplate, copper elbow, aluminium foil fin and U-shaped copper pipe.U-shaped copper pipe adopts four row's designs, and wherein intake collecting head, cold water water outlet collecting head of three road refrigeration copper tubes and cold water is connected, and circulation cold water, realizes and freezing; One tunnel heats intake collecting head, hot water effluent's collecting head of copper pipe and hot water and is connected, and circulation hot water, realizes heating.
A kind of changes in temperature autonomous control system for above-mentioned unit, comprise above-mentioned fan coil units, coupled hot water inlet pipe, hot water return pipe, cold water inlet and cold-water return pipe, also comprise that two electric two-way valves are arranged on respectively on hot water inlet pipe, cold water inlet, by controlling the switching of electric two-way valve one and electric two-way valve two, realize the switching of coil pipe unit refrigeration and heating.
The utility model has reduced coil pipe quantity, and volume is little, simple in structure, has reduced cost, has realized a Fans coil pipe unit refrigeration, the independent of heating controlled simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fan coil system in this central air-conditioning
In Fig. 1, each label is corresponding represents that parts are as follows:
1, hot water inlet pipe; 2, hot water return pipe; 3, cold water inlet; 4, cold-water return pipe; 5, fan coil units; 6, electric two-way valve one; 7, electric two-way valve two
Fig. 2 is the utility model coil pipe unit top view
In Fig. 2, each label is corresponding represents that parts are as follows:
8, water-collecting tray; 9, blower fan; 10, motor; 11, four row's coil heat exchangers;
Fig. 3 is the utility model four row's coil heat exchanger front views
In Fig. 3, each label is corresponding represents that parts are as follows:
12, copper elbow; 13, apron plate; 14, aluminium foil fin; 15, rear backplate; 16, U-shaped copper pipe;
Fig. 4 is the utility model four row's coil heat exchanger left views
In Fig. 4, each label is corresponding represents that parts are as follows:
17, cold water water outlet collecting head; 18, hot water effluent's collecting head; 19, cold water water inlet collecting head; 20, hot water water inlet collecting head; 21, refrigeration copper tube; 22, heat copper pipe.
The specific embodiment
As shown in Figure 1, a kind of changes in temperature autonomous control system, comprise fan coil units 5, coupled hot water inlet pipe 1, hot water return pipe 2, cold water inlet 3 and cold-water return pipe 4, also comprise two electric two- way valves 6,7, be arranged on respectively on hot water inlet pipe 1, cold water inlet 3, by controlling the switching of electric two-way valve 1 and electric two-way valve 27, realize the switching of coil pipe unit refrigeration and heating.The fan coil units that four row's coil heat exchangers are housed is arranged in air-conditioning system, opens electric two-way valve 1, close electric two-way valve 27 simultaneously, coil pipe unit is realized heating; Open electric two-way valve 27, close electric two-way valve 1 simultaneously, fan coil is realized refrigeration.
Obviously, in aforesaid operations process, need not change air conditioning pipe system, realize the mutual conversion of a Fans coil pipe unit heating refrigeration simultaneously.Reduced cost, be convenient for users to operate simultaneously.
As shown in Figure 2,3, 4, the fan coil units that a kind of changes in temperature are independently controlled, comprise water-collecting tray 8, blower fan 9, motor 10 and four row's coil heat exchangers (11), this heat exchanger comprises hot water water inlet collecting head 20, hot water effluent's collecting head 18, cold water water inlet collecting head 19, cold water water outlet collecting head 17, apron plate 13, rear backplate 15, copper elbow 12, aluminium foil fin 14 and U-shaped copper pipe 16, wherein, U-shaped copper pipe 16 adopts four row's designs to comprise that three refrigeration copper tube 21He mono-tunnels, road heat copper pipe 22.Described four row's coil heat exchangers utilize U-shaped copper pipe as water route, the water side that the water inlet end in water route is arranged on to the ，Jiang water route, bottom in water route is arranged on the top in water route, and wherein three road refrigeration copper tubes 21 are connected with cold water water inlet collecting head 19, cold water water outlet collecting head 17, circulation cold water, realizes refrigeration; One tunnel heats copper pipe 22 and is connected with hot water water inlet collecting head 20, hot water effluent's collecting head 18, and circulation hot water, realizes heating.
This four rows coil heat exchanger increases by a row and heats copper pipe 22 on the basis of original three row's refrigeration coils 21, then backplate 13,15 before and after coil heat exchanger being put on, welds with copper elbow 12, hot water water inlet collecting head 20, hot water effluent's collecting head 18, cold water water inlet collecting head 19, cold water water outlet collecting head 17 after mechanical expanding again.
Claims (2)
1. the fan coil units that changes in temperature are independently controlled, comprise water accumulating disc (8), blower fan (9), motor (10) and four row's coil heat exchangers (11), this heat exchanger comprises hot water water inlet collecting head (20), hot water effluent's collecting head (18), cold water water inlet collecting head (19), cold water water outlet collecting head (17), apron plate (13), rear backplate (15), copper elbow (12), aluminium foil fin (14) and U-shaped copper pipe (16), it is characterized in that: U-shaped copper pipe adopts four row's designs, three road refrigeration copper tubes (21) and cold water water inlet collecting head (19) wherein, cold water water outlet collecting head (17) is connected, circulation cold water, realize refrigeration, one tunnel heats copper pipe (22) and is connected with hot water water inlet collecting head (20), hot water effluent's collecting head (18), and circulation hot water, realizes heating.
2. a changes in temperature autonomous control system, comprise fan coil units as claimed in claim 1 (5), coupled hot water inlet pipe (1), hot water return pipe (2), cold water inlet (3) and cold-water return pipe (4), characterized by further comprising two electric two-way valves (6,7) and be arranged on respectively hot water inlet pipe (1), cold water inlet (3) above, by controlling the switching of electric two-way valve one (6) and electric two-way valve two (7), realize the switching of coil pipe unit refrigeration and heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320376111.3U CN203442960U (en) | 2013-06-28 | 2013-06-28 | Hot and cold independent control fan-coil unit and hot and cold independent control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320376111.3U CN203442960U (en) | 2013-06-28 | 2013-06-28 | Hot and cold independent control fan-coil unit and hot and cold independent control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442960U true CN203442960U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320376111.3U Expired - Fee Related CN203442960U (en) | 2013-06-28 | 2013-06-28 | Hot and cold independent control fan-coil unit and hot and cold independent control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203442960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369704A (en) * | 2016-10-19 | 2017-02-01 | 深圳沃海森科技有限公司 | Air conditioner capable of being in connection and multiple linkage with room interior |
-
2013
- 2013-06-28 CN CN201320376111.3U patent/CN203442960U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369704A (en) * | 2016-10-19 | 2017-02-01 | 深圳沃海森科技有限公司 | Air conditioner capable of being in connection and multiple linkage with room interior |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhou Baoqiang Document name: payment instructions |
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| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhou Baoqiang Document name: Notice of termination of patent right |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20210628 |