CN206145912U - Integration terminal air conditioning device - Google Patents

Integration terminal air conditioning device Download PDF

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Publication number
CN206145912U
CN206145912U CN201621139506.1U CN201621139506U CN206145912U CN 206145912 U CN206145912 U CN 206145912U CN 201621139506 U CN201621139506 U CN 201621139506U CN 206145912 U CN206145912 U CN 206145912U
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China
Prior art keywords
water pump
air outlet
valve
air
return air
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CN201621139506.1U
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Chinese (zh)
Inventor
车轮飞
王华兵
林昶隆
付维纲
蔡崇庆
刘俊
赵建伟
夏继豪
胡清华
唐凯
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China Railway Siyuan Survey and Design Group Co Ltd
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China Railway Siyuan Survey and Design Group Co Ltd
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Abstract

The utility model relates to a building energy conservation and air conditioner ventilation control field specifically indicate an integration terminal air conditioning device. Including terminal cavity, terminal cavity on be provided with with the return air inlet and the air outlet of integration air conditioner intercommunication, the coil pipe is installed to the position that is located in the terminal cavity between return air inlet and the air outlet, installs the fan in the terminal cavity between coil pipe and the air outlet, the coil pipe both ends respectively with being located terminal cavity outer inlet tube with go out water piping connection, its characterized in that: the inlet tube on install the water pump of variable ratio frequency changer, the water pump pass through the intraductal circulation water yield of controlling means control adjustment disk. The water pump open stop with valve switch coordinated control, reduced the undermined risk of water pump, improved the job stabilization nature of device, obvious technology advancement has, the economic nature and the very strong practicality that are showing possess wide market perspective.

Description

A kind of integral air conditioner end equipment
Technical field
This utility model is related to building energy conservation and air conditioner ventilation control field, fills in particular to a kind of integral air conditioner end Put.
Background technology
The air-conditioner tail end equipment of public building central air conditioner system is mainly fan coil or air-treatment unit at present.This Traditional air conditioning system is planted by the resistance of aqueduct valve (common name balanced valve) being adjusted to realize the resistance balance of whole water system, And then ensure the discharge of each air conditioning terminal;Air sends into interior by blower fan after coil pipe carries out hot and cold exchange again, with full The thermal comfort in sufficient room is required.Due to the complexity of air-conditioner water system, when resistance balance regulation is carried out using pipeline valve Larger energy dissipation can be caused, increases air conditioning energy consumption.For fan coil system, needed under the conditions of different load Discharge is continually changing, and system can only be controlled by the switch of the valve on coil pipe water pipe, mutually dry between system Disturb big;Blower fan also generally adopts three velocity modulation sections, it is impossible to control indoor air quality well.For air-treatment unit, generally Control valve is set on return pipe to control the discharge of coil pipe, in order to ensure good control characteristic, maintenance is generally required Before and after valve, the pressure reduction of both sides is in 4~6 meter water columns.No matter switching mode water valve or adjustment type water valve, some hydraulic energy Amount is consumed by the throttling of flow control valve.Additionally, general air conditioning unit, valve, air conditioning unit control chamber are by different Service of goods business provides, and causes Coordination each other big, does not often reach desired control effect.
Utility model content
The prior art that the purpose of this utility model is mentioned in seeking to solve above-mentioned background technology passes through Valve controlling disk The mode of pipe flow amount can be lost a part of hydraulic energy and lack synergic adjustment causes the problem of control effect difference, there is provided a kind of Integral air conditioner end equipment.
The technical solution of the utility model is:A kind of integral air conditioner end equipment, including end cavity, described end It is provided with cavity in the return air inlet and air outlet connected with integral air conditioner, end cavity and is located between return air inlet and air outlet Position coil pipe is installed, blower fan is installed in the end cavity between coil pipe and air outlet;The two ends difference of described coil pipe It is connected with water inlet pipe and outlet pipe outside the cavity of end, it is characterised in that:It is provided with described water inlet pipe variable-frequency Water pump, described water pump control to adjust the circulation water yield in coil pipe by control device.
Further described air outlet is provided with air outlet temperature sensor, and return air inlet temperature is provided with return air inlet Sensor;Described air outlet temperature sensor and return air inlet temperature sensor and control device data communication.
The valve of control water inlet pipe folding is installed on further described water inlet pipe;Described valve is located at water pump In upstream line, valve is electrically connected with control device.
Further described control device includes switch board;Water pump control modules, wind are provided with described switch board Machine control module, valve control module and on and off switch;Described water pump control modules are electrically connected with water pump, fan control module Electrically connect with blower fan, valve control module is electrically connected with valve, air outlet temperature sensor and water pump control modules data communication, Return air inlet temperature sensor and fan control module data communication.
The integral air conditioner end equipment and its control method that this utility model is provided can maintain air conditioning terminal to go out, return air temperature Degree it is constant, improve the thermal comfort in room, replace valve balancing frame pipe flow amount using water pump, it is to avoid unnecessary energy wave Take.The built-in switch board of device is integrated with control to realize air processor, it is to avoid produce because of multiple service of goods business The problems such as raw difficult coordination.The control method of offer can be according to the change of device air-out, return air temperature control water pump and blower fan Frequency runs, and realizes that device efficient energy-saving runs.Water pump start and stop and valve switch coordinated signals, reduce the injured wind of water pump Danger, improves the job stability of device, with obvious technical advance, significant economy and very strong practicality, gathers around There is wide market application foreground.
Description of the drawings
Fig. 1:Structural representation of the present utility model;
Wherein:1-end cavity;2-coil pipe;3-blower fan;4-air outlet;5-return air inlet;6-water pump;7-valve; 8-water inlet pipe;9-outlet pipe;10-air outlet temperature sensor;The temperature sensor of 11-return air inlet;12-switch board;13— On and off switch;14-water pump control modules;15-fan control module;16-valve control module;17-pump variable frequency device; 18-fan frequency converter;19-valve actuator.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Such as Fig. 1, a kind of integral air conditioner end equipment, including end cavity 1, end cavity 1 are mounted in integrated air The hollow structure of end is adjusted, the return air inlet 5 and air outlet 4 connected with integral air conditioner on end cavity 1, is provided with.
The position being located between return air inlet 5 and air outlet 4 in end cavity 1 is provided with coil pipe 2, and water flowing in coil pipe 2 passes through The water of flowing carries out heat exchange with the air in end cavity 1, is provided with wind in the end cavity 1 between coil pipe 2 and air outlet 4 Machine 3, being driven by blower fan 3 carries out suction discharge by the air in end cavity 1.The water inlet pipe 8 of coil pipe 2 and outlet pipe 9 and Outside end cavity 1, the present embodiment installs water pump 6 on water inlet pipe 8, and the water flowing in coil pipe 2 is driven by water pump 6, real Existing the quick of heat between coil pipe 2 and end cavity 1 exchanges.
In order to protect the stable operation of water pump 6, the present embodiment that valve 7 is provided with water inlet pipe 8, controlled by valve 7 The folding of coil pipe 2, it is to avoid the waste of the water yield, reduces the loss of water pump 6.
The present embodiment controls water pump 6, valve 7 and blower fan 3 by control device, realizes Automatic Control, in order to increase Control accuracy, the present embodiment are provided with air outlet temperature sensor 10 at air outlet 4, and return air inlet temperature is provided with return air inlet 5 Degree sensor 11, air outlet temperature sensor 10 and return air inlet temperature sensor 11 and control device data communication.
As shown in figure 1, the control device of the present embodiment includes switch board 12, in switch board 12, water pump control modules are provided with 14th, fan control module 15, valve control module 16 and on and off switch 13, water pump control modules 14 are electrically connected with water pump 6, actual Charging pump control module 14 adjusts the frequency of water pump 6 by pump variable frequency device 17, and fan control module 15 is electrically connected with blower fan 3 Connect, fan control module 15 adjusts the operating frequency of blower fan 3, valve control module 16 and valve 7 by fan frequency converter 18 The folding of valve 7 is realized in electrical connection, valve control module 16 by valve actuator 19.Water pump 6 is mainly used to adjust air-out The temperature of mouth 4, therefore air outlet temperature sensor 10 and 14 data communication of water pump control modules, blower fan 3 are mainly used to adjust back The temperature in air port 5, therefore return air inlet temperature sensor 11 and 15 data communication of fan control module.
As can be seen here, the present embodiment includes three big modules, and water pump module, blower fan module and valve module control water respectively The operating of pump 6, blower fan 3 and valve 7, is also carried out data exchange each other, reaches the purpose of Collaborative Control, enhances whole knot The regulation stability of structure, further reduces the energy consumption of whole device.
During use, 1, open switch board 12 on and off switch 13, by 16 Open valve 7 of valve control module, blower fan control Molding block 15 is opened blower fan 3 and is run, and the control water pump 6 of water pump control modules 14 postpones to open, and postpones unlatching and avoids not filling in the water yield Affect typically be set in 1~2min the time delay of the operation of water pump 6, the present embodiment in the case of abundant, control all of part It is normal to run;
2nd, the typing air outlet design temperature t in switch board 120With return air inlet design temperature T0, passed by air outlet temperature The actual temperature of sensor 10 and the measurement air outlet 4 of return air inlet temperature sensor 11 and return air inlet 5, and by air outlet actual temperature t1 Water pump control modules 14 are delivered to, by return air inlet actual temperature T1It is delivered to fan control module 15;
3rd, water pump control modules 14 compare air outlet actual temperature t1With air outlet design temperature t0, adjusted according to comparative result The running frequency of water saving pump 6, adjusts air outlet temperature so as to change the discharge in coil pipe 2;
The method for controlling water pump 6 of water pump control modules 14 is:1), when air outlet actual temperature t1Set less than air outlet Temperature t0When, the output frequency variation signal of water pump control modules 14 reduces the running frequency of water pump 6, reduces the circulation water yield in coil pipe 2, Air outlet temperature is adjusted to design temperature,
2), when air outlet actual temperature t1More than air outlet design temperature t0When, the output frequency variation signal of water pump control modules 14 The running frequency of water pump 6 is improved, increases the circulation water yield in coil pipe 2, air outlet temperature is adjusted to design temperature,
3), when air outlet actual temperature t1Equal to air outlet design temperature t0When, water pump control modules 14 maintain water pump 6 Running frequency is constant, maintains air outlet temperature equal with design temperature;
In air outlet actual temperature t1Less than air outlet design temperature t0When, water pump control modules 14 export frequency variation signal by The running frequency of water pump 6 is gradually reduced to below 15Hz, maintains water pump 6 that 10~20min, water pump control modules are run under the frequency 14 output control signals stop the operation of water pump 6, and 16 output control signal of valve control module closes valve 7.When the fortune of water pump 6 Line frequency stops by water pump 6 is thought when being less than 15Hz;
4th, fan control module 15 compares return air inlet actual temperature T1With return air inlet design temperature T0, adjusted according to comparative result The running frequency of section blower fan 3, so as to change the Boiler pressure control return air inlet temperature in end cavity 1;
Fan control module 15 controls the method for blower fan 3:1), when return air inlet actual temperature T1Less than return air inlet setting temperature Degree T0When, the output frequency variation signal of fan control module 15 reduces the running frequency of blower fan 3, reduces the air output of end cavity 1, adjusts The temperature of return air inlet 5 is saved to design temperature,
2), when return air inlet actual temperature T1More than return air inlet design temperature T0When, the output frequency variation signal of fan control module 15 The running frequency of blower fan 3 is improved, increases the air output of end cavity 1, the temperature of return air inlet 5 is adjusted to design temperature,
3), when return air inlet actual temperature T1Equal to return air inlet design temperature T0When, fan control module 15 maintains blower fan 3 Running frequency is constant, maintains the temperature of return air inlet 5 identical with design temperature.
The end of Collaborative Control integral air conditioner is reached by Comprehensive Control water pump 6 and blower fan 3, on the one hand be can be very good Control device goes out, constant, the thermal comfort in raising room while room load is undertaken of return air temperature;On the other hand to water Pump, blower fan carry out start and stop, VFC, it is to avoid unnecessary energy dissipation, realize the energy-saving run of device.
The integral air conditioner end equipment that this utility model is provided can be very good to maintain air conditioning terminal to go out, return air temperature It is constant, the thermal comfort in room is improved, replaces valve balancing frame pipe flow amount using water pump, it is to avoid unnecessary energy dissipation. The built-in switch board of device is integrated with control to realize air processor, it is to avoid produce association because of multiple service of goods business The problems such as adjusting difficult.The control method of offer can be according to the frequency conversion fortune of device air-out, return air temperature control water pump and blower fan OK, realize that device efficient energy-saving runs.Water pump start and stop and valve switch coordinated signals, reduce the injured risk of water pump, carry The high job stability of device.
Ultimate principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description Simply illustrate principle of the present utility model, on the premise of without departing from this utility model spirit and scope, this utility model can also There are various changes and modifications, these changes and improvements are both fallen within the range of claimed this utility model.This utility model will Protection domain is asked to be defined by appending claims and its equivalent.

Claims (4)

1. a kind of integral air conditioner end equipment, including end cavity (1), is provided with described end cavity (1) and one Change the return air inlet (5) and air outlet (4) of air-conditioning connection, be located between return air inlet (5) and air outlet (4) in end cavity (1) Position is provided with coil pipe (2), is provided with blower fan (3) in the end cavity (1) between coil pipe (2) and air outlet (4);Described disk The two ends of pipe (2) respectively be connected positioned at the outer water inlet pipe (8) of end cavity (1) and outlet pipe (9), it is characterised in that:It is described Water inlet pipe (8) on variable-frequency water pump (6) is installed, described water pump (6) is controlled to adjust in coil pipe (2) by control device The circulation water yield.
2. a kind of integral air conditioner end equipment as claimed in claim 1, it is characterised in that:Described air outlet (4) place sets Air outlet temperature sensor (10) is equipped with, return air inlet (5) place is provided with return air inlet temperature sensor (11);Described air outlet temperature Degree sensor (10) and return air inlet temperature sensor (11) and control device data communication.
3. a kind of integral air conditioner end equipment as claimed in claim 1, it is characterised in that:Pacify on described water inlet pipe (8) Valve (7) equipped with control water inlet pipe (8) folding;Described valve (7) in the upstream line of water pump (6), valve (7) with Control device is electrically connected.
4. a kind of integral air conditioner end equipment as described in arbitrary in claims 1 to 3, it is characterised in that:Described control Device includes switch board (12);Be provided with described switch board (12) water pump control modules (14), fan control module (15), Valve control module (16) and on and off switch (13);Described water pump control modules (14) are electrically connected with water pump (6), air-blower control Module (15) is electrically connected with blower fan (3), and valve control module (16) is electrically connected with valve (7), air outlet temperature sensor (10) With water pump control modules (14) data communication, return air inlet temperature sensor (11) and fan control module (15) data communication.
CN201621139506.1U 2016-10-19 2016-10-19 Integration terminal air conditioning device Active CN206145912U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621139506.1U CN206145912U (en) 2016-10-19 2016-10-19 Integration terminal air conditioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621139506.1U CN206145912U (en) 2016-10-19 2016-10-19 Integration terminal air conditioning device

Publications (1)

Publication Number Publication Date
CN206145912U true CN206145912U (en) 2017-05-03

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Application Number Title Priority Date Filing Date
CN201621139506.1U Active CN206145912U (en) 2016-10-19 2016-10-19 Integration terminal air conditioning device

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106369784A (en) * 2016-10-19 2017-02-01 中铁第四勘察设计院集团有限公司 Integrated air conditioning terminal device and control method thereof
CN107449119A (en) * 2017-06-26 2017-12-08 重庆大学 A kind of air current composition suitable for air-conditioned room induces strengthening system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106369784A (en) * 2016-10-19 2017-02-01 中铁第四勘察设计院集团有限公司 Integrated air conditioning terminal device and control method thereof
CN107449119A (en) * 2017-06-26 2017-12-08 重庆大学 A kind of air current composition suitable for air-conditioned room induces strengthening system

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