CN205505323U - Box -like new trend system of two fresh air processing units - Google Patents
Box -like new trend system of two fresh air processing units Download PDFInfo
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- CN205505323U CN205505323U CN201521087757.5U CN201521087757U CN205505323U CN 205505323 U CN205505323 U CN 205505323U CN 201521087757 U CN201521087757 U CN 201521087757U CN 205505323 U CN205505323 U CN 205505323U
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Abstract
The utility model relates to a box -like new trend system of two fresh air processing units, its characterized in that: including two fresh air processing machines, the entry of each fresh air processing machine passes through air -supply line and outdoor atmosphere intercommunication, set up the silencer at the air outlet of fresh air processing machine and the junction of air supply pipeline section, tuber pipe low reaches at the silencer set up tuber pipe power -driven air valve, this tuber pipe power -driven air valve carries out coordinated control with the fresh air processing machine, be in simultaneously promptly and open or the closed condition, later set up communicating pipe between the blast pipe of two fresh air processing machines, through this communicating pipe being connected the quick -witted blast pipe of two fresh air processing, set up intercommunication power -driven air valve on communicating pipe, the two -stage process owner in low reaches blows that respectively to connect a plurality of air supplies terminal for the pipeline section in communicating pipe. The utility model has the characteristics of system effective use is rateed highly, adapt to effectual, saving energy consumption etc.
Description
Technical field
This utility model relates to a kind of double fresh air processor combined fresh air system, belongs to building HVAC technical field.
Background technology
In office building, Hotel Buildings, warp is indoor refrigeration frequently with primary air fan-coil system.System configuration now is often, multiple air-supply ends in a multiple room of fresh air processor band.The configuration of this system can meet the situation under design conditions well, and the most all rooms are simultaneously in the situation of use state.But, when only part room is in use state, when needing to supply new wind, still need to open corresponding fresh air processor.Now, the fresh air processor of fixed fresh air volume can only be provided, excessive fresh air supply will be provided, cause bigger energy waste.In order to energy-conservation, the Fresh air handing chance of part VMC (Ventilation Mechanical Control System) is under frequency conversion state, reduces the rotating speed of blower motor, to reduce too much fresh air supply amount.But, even if using the mode of frequency conversion, the limited extent reduced due to the frequency of frequency conversion, it is however generally that can not be reduced to below 20Hz from power frequency 50Hz, therefore the mode of frequency conversion also can only partly solve the problem that this part uses the new wind of oversupply of situation.
Utility model content
The purpose of this utility model, it is for solving to work when existing fresh air processor cannot adapt to multiple air-supply end difference, cause new wind oversupply, the problem of energy waste, a kind of double fresh air processor combined fresh air system is provided, have and regulate fresh air processor air output according to new wind usage amount, so that the air output of fresh air processor is fully utilized, reduce the feature of energy loss.
The purpose of this utility model can be reached by following technical scheme:
nullA kind of double fresh air processor combined fresh air system，It is characterized in that: include two fresh air processors，The entrance of each fresh air processor is connected with outside atmosphere by blast pipe，At the air outlet of described fresh air processor, acoustic filter is set with the junction of air-supply pipeline section，Airduct downstream after acoustic filter，Airduct Electric air valve is set，This airduct Electric air valve carries out coordinated signals with the fresh air processor of its upstream，I.e. it is simultaneously in the state of being turned on and off，Afterwards it is set between the ajutage of two fresh air processors communicating pipe，By this communicating pipe, the ajutage of two fresh air processors is connected，Communicating pipe arranges connection Electric air valve，In communicating pipe, the two-stage nitration main air-supply pipeline section in downstream respectively connects multiple air-supply end，Install in the upstream of each air-supply end and determine air quantity valve，This open and-shut mode determining air quantity valve feeds back to BAS by the signal of telecommunication，BAS controls each opening and closing determining air quantity valve；Form a kind of double fresh air processor combined fresh air system structure.
Further, two-stage nitration main air-supply pipeline section in two connection node downstreams is provided with multiple lateral, and each lateral afterbody is equipped with air-supply end, is provided with and determines air quantity valve in the upstream branch conduit of nearly air-supply end, opening and determine air quantity valve, air-supply end is i.e. in use state；Determine air quantity valve to open in user side, also directly can be controlled by BAS, each is determined air quantity valve and accesses in feedback circuit, through feedback circuit to BAS feedback signal when opening, BAS can automatically control the start and stop of fresh air processor, the connection switch of Electric air valve, the switch of airduct Electric air valve and fan frequency converter frequency according to the utilization rate of air-supply end, forms the structure automatically adjusting fresh air processor allocation of the amount of air according to air-supply end utilization rate.
Further, two described Fresh air handing fan deliveries are close, and wherein one is another 1 to 1.3 times.
Further, described lateral arrange specifically can according to building design feature be configured, also multiple air-supply end can be set at a lateral, to adapt to architectural feature.
Further, when described air-supply end utilization rate reaches 100%, two fresh air processors are opened, and connection Electric air valve is closed, and each air-supply end air quantity reaches design air flow.
Further, when the air-supply end utilization rate that described two-stage nitration main air-supply pipeline section is corresponding does not all reach 100% more than 40%, two fresh air processors and converter thereof are opened, and connection Electric air valve is closed, and make the air-supply end air quantity in each use reach design air flow by adjusting frequency converter frequency.
Further, when in described two-stage nitration main air-supply pipeline section, at least one section of corresponding air-supply end utilization rate is less than 40%, two fresh air processor one open-one closes, the fresh air processor converter opened is opened simultaneously, the airduct Electric air valve of the fresh air processor outlet downstream closed is closed, connection Electric air valve is in opening, makes the air-supply end air quantity in each use reach design air flow by adjusting frequency converter frequency.
Further, described BAS goes out, according to the signal statistics that feedback circuit receives, the air-supply end utilization rate that two-stage nitration main air-supply pipeline section is corresponding, and controls the start and stop of two fresh air processors, the connection switch of Electric air valve, the switch of airduct Electric air valve and the startup of two fresh air processor converters and frequency conversion according to utilization rate.
This utility model has a beneficial effect highlighted below:
nullThis utility model controls the connection of two fresh air processor air supply ducts by connection Electric air valve，And by determine air quantity valve determine air-supply end use state，Determine air quantity valve to access in feedback circuit，Its on off state feeds back in BAS，BAS determines the utilization rate of the air-supply end of each section of main air-supply pipeline section according to the signal received，Utilization rate further according to air-supply end adjusts the operation of fresh air processor、The frequency of converter and the connection of two-stage nitration main air-supply pipeline section，Thus form the structure being automatically adjusted fresh air processor allocation of the amount of air according to air-supply end utilization rate，By being used in mixed way fresh air processor，Take full advantage of the air output of each fresh air processor，Avoid be used alone a fresh air processor rationing or variable frequency range limited in the case of cause air quantity excessive，The problem of energy waste，Fresh air processor is made to use more environmentally friendly，More accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model specific embodiment 1.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Specific embodiment 1:
nullA kind of double fresh air processor combined fresh air system，It is characterized in that: include two fresh air processors 1，The entrance of each fresh air processor 1 is connected with outside atmosphere by blast pipe，At the air outlet of described fresh air processor 1, acoustic filter 2 is set with the junction of air-supply pipeline section，Airduct downstream after acoustic filter 2，Airduct Electric air valve 3 is set，This airduct Electric air valve 3 carries out coordinated signals with the fresh air processor 1 of its upstream，I.e. it is simultaneously in the state of being turned on and off，Afterwards it is set between the ajutage of two fresh air processors 1 communicating pipe，By this communicating pipe, the ajutage of two fresh air processors 1 is connected，Communicating pipe arranges connection Electric air valve 4，In communicating pipe, the two-stage nitration main air-supply pipeline section 7 in downstream respectively connects multiple air-supply end 6，Install in the upstream of each air-supply end 6 and determine air quantity valve 5，This open and-shut mode determining air quantity valve 5 feeds back to BAS 10 by the signal of telecommunication，BAS 10 controls each opening and closing determining air quantity valve 5；Form a kind of double fresh air processor combined fresh air system structure.
This utility model is in the selection course of fresh air processor 1, and preferably air quantity is close, and wherein one is another the equipment of 1 to 1.3 times of air quantity structure, it is simple to the system allotment to air quantity；In the present embodiment, with 1；As a example by the fresh air processor 1 of 1 air quantity, the utility model is described in further detail；Further, two-stage nitration main air-supply pipeline section 7 in two connection node downstreams is additionally provided with multiple lateral 8, described lateral 8 arrange specifically can according to building design feature be configured, also multiple air-supply end 6 can be set at a lateral 8, to adapt to architectural feature.Being equipped with air-supply end 6 at each lateral 8 afterbody, be provided with and determine air quantity valve 5, open and determine air quantity valve 5 in the upstream branch conduit of nearly air-supply end 6, air-supply end 6 is i.e. in use state；Determine air quantity valve 5 to open in user side, also directly can be controlled by BAS 10, each is determined air quantity valve 5 and accesses in feedback circuit 9, through feedback circuit 9 to BAS 10 feedback signal when opening, BAS 10 can automatically control the start and stop of fresh air processor 1, the connection switch of Electric air valve 4, the switch of airduct Electric air valve 3 and fan frequency converter frequency according to the utilization rate of air-supply end 6, forms the structure automatically adjusting fresh air processor 1 allocation of the amount of air according to air-supply end 6 utilization rate.
This utility model needs in the relation write BAS 10 automatically adjusting fresh air processor 1 allocation of the amount of air according to air-supply end 6 utilization rate before use, startup quantity and the adjustment mode of fresh air processor 1 is calculated by BAS 10, BAS 10 only need to go out air-supply end 6 utilization rate of two-stage nitration main air-supply pipeline section 7 correspondence according to the signal statistics received in feedback circuit 9, and utilize the adjustment mode being previously written BAS 10, calculate the equipment controlling value of correspondence, and be sent in the equipment of correspondence, such as two fresh air processors 1, connection Electric air valve 4, the converter of airduct Electric air valve 3 and fresh air processor 1 can realize the adjustment to air quantity；A series of building common functions such as BAS 10 belongs to prior art, has monitoring, computing, controls, automatization, also belong to technology commonly used in the art, and this is no longer going to repeat them.
The adjustment mode that described need are previously written BAS 10 is specific as follows:
1), when air-supply end 6 utilization rate carried when two-stage nitration main air-supply pipeline section 7 reaches all to 100%, two fresh air processor 1 power frequency operations, Electric air valve in communicating pipe closes, and each is determined air quantity valve 5 and opens, and air quantity of each air-supply end 6 reaches design air flow.
null2) use when end 6 of partly blowing in system，And air-supply end 6 utilization rate of two-stage nitration main air-supply pipeline section 7 correspondence all more than 40% time，Two fresh air processors 1 are opened，The converter of fresh air processor 1 is opened，Connection Electric air valve 4 is closed，Be in use state air-supply end 6 its determine air quantity valve 5 and be in open mode，Untapped air-supply end 6 its determine air quantity valve 5 and be closed，The air quantity valve 5 of determining of open mode passes through feedback circuit 9 to BAS 10 feedback signal，BAS 10 goes out the utilization rate of the air-supply end 6 of two-stage nitration main air-supply pipeline section 7 correspondence according to the signal statistics received，Then the converter of two fresh air processors 1 is adjusted according to two the utilization rate data obtained correspondence respectively，After adjusting the converter of fresh air processor 1，Rotation speed of fan correspondence changes，And then air quantity changes，Each air quantity blowing end 6 in using keeps reaching design air flow.
3) use when end 6 of partly blowing in system, and at least one section of main air-supply pipeline section 7 correspondence air-supply end 6 utilization rate less than 40% time, two fresh air processor 1 one open-one closes, fresh air processor 1 converter opened is opened, the airduct Electric air valve 3 of fresh air processor 1 outlet downstream closed is closed, connection Electric air valve 4 is opened, the air quantity valve 5 of determining of air-supply its correspondence of end 6 in using is opened, the air quantity valve 5 of determining of open mode passes through feedback circuit 9 to BAS 10 feedback signal, BAS 10 goes out total air-supply end 6 utilization rate according to the signal statistics received, and adjust fresh air processor 1 converter in using according to this statistical data, its air quantity of air-supply end 6 in making each use reaches design air flow.
This utility model, by two fresh air processors 1 are united use, uses different methods to run with adaptive system according to different situations, effectively solves the air quantity oversupply that air-supply end 6 causes, the problem of energy waste when low utilization rate.During use, system uses state automatically to adjust fresh air processor 1 to operate according to the air-supply end 6 of change, to reach to blow, end 6 air quantity remains the requirement of design air flow, and in air supply duct, it is equipped with duct type acoustic filter 2, reduce the noise caused when system is run so that when system is run, peace and quiet are stable.
Further detailed description has been made above in conjunction with drawings and Examples double fresh air processor combined fresh air systems a kind of to this utility model; but this utility model is not limited to above-described embodiment; the various replacements made under conceiving without departing from this utility model or deformation, belong to the scope that this utility model is claimed.
Claims (8)
- null1. a double fresh air processor combined fresh air system，It is characterized in that: include two fresh air processors (1)，The entrance of each fresh air processor (1) is connected with outside atmosphere by blast pipe (6)，At the air outlet of described fresh air processor (1), acoustic filter (2) is set with the junction of air-supply pipeline section，Airduct downstream after acoustic filter (2)，Airduct Electric air valve (3) is set，This airduct Electric air valve (3) carries out coordinated signals with the fresh air processor (1) of its upstream，I.e. it is simultaneously in the state of being turned on and off，Afterwards it is set between the ajutage of two fresh air processors (1) communicating pipe，By this communicating pipe, the ajutage of two fresh air processors (1) is connected，Communicating pipe arranges connection Electric air valve (4)，In communicating pipe, the two-stage nitration main air-supply pipeline section in downstream respectively connects multiple air-supply end (6)，Install in the upstream of each air-supply end (6) and determine air quantity valve (5)，This open and-shut mode determining air quantity valve (5) feeds back to BAS (10) by the signal of telecommunication，BAS controls each opening and closing determining air quantity valve (5)；Form a kind of double fresh air processor combined fresh air system structure.
- The double fresh air processor combined fresh air system of one the most according to claim 1, it is characterized in that: the two-stage nitration main air-supply pipeline section (7) in two connection node downstreams is provided with multiple lateral (8), each lateral (8) afterbody is equipped with air-supply end (6), the upstream branch conduit of end of closely blowing (6) is provided with and determines air quantity valve (5), opening and determine air quantity valve (5), air-supply end (6) is i.e. in use state；Determine air quantity valve (5) to open in user side, also directly can be controlled by BAS (10), each is determined air quantity valve (5) and accesses in feedback circuit (9), through feedback circuit (9) to BAS (10) feedback signal when opening, BAS (10) can automatically control the start and stop of fresh air processor (1) according to the utilization rate of air-supply end (6), the switch of connection Electric air valve (4), the switch of airduct Electric air valve (3) and fan frequency converter frequency, form the structure automatically adjusting fresh air processor (1) allocation of the amount of air according to air-supply end (6) utilization rate.
- The double fresh air processor combined fresh air system of one the most according to claim 1, it is characterised in that: two described fresh air processor (1) air quantity are close, and wherein one is another 1 to 1.3 times.
- The double fresh air processor combined fresh air system of one the most according to claim 2, it is characterized in that: described lateral arranges and specifically can be configured according to the design feature of building, also multiple air-supply end (6) can be set a lateral (8), to adapt to architectural feature.
- The double fresh air processor combined fresh air system of one the most according to claim 1, it is characterized in that: when described air-supply end (6) utilization rate reaches 100%, two fresh air processors (1) are opened, connection Electric air valve (4) is closed, and each air-supply end (6) air quantity reaches design air flow.
- The double fresh air processor combined fresh air system of one the most according to claim 1, it is characterized in that: when air-supply end (6) utilization rate that described two-stage nitration main air-supply pipeline section (7) is corresponding does not all reach 100% more than 40%, two fresh air processors (1) and converter thereof are opened, connection Electric air valve (4) is closed, and makes air-supply end (6) air quantity in each use reach design air flow by adjusting frequency converter frequency.
- The double fresh air processor combined fresh air system of one the most according to claim 1, it is characterized in that: when in described two-stage nitration main air-supply pipeline section (7), at least one section of corresponding air-supply end (6) utilization rate is less than 40%, two fresh air processor (1) one open-one closes, fresh air processor (1) converter opened is opened simultaneously, the airduct Electric air valve (3) of fresh air processor (1) outlet downstream closed is closed, connection Electric air valve (4) is in opening, air-supply end (6) air quantity in each use is made to reach design air flow by adjusting frequency converter frequency.
- 8. according to a kind of double fresh air processor combined fresh air systems described in claim 1,5,6 or 7, it is characterized in that: described BAS (10) goes out, according to the signal statistics that feedback circuit (9) receives, air-supply end (6) utilization rate that two-stage nitration main air-supply pipeline section (7) is corresponding, and controls the start and stop of two fresh air processors (1), switch, the switch of airduct Electric air valve (3) and the startup of two fresh air processor (1) converters of connection Electric air valve (4) and frequency conversion according to utilization rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521087757.5U CN205505323U (en) | 2015-12-22 | 2015-12-22 | Box -like new trend system of two fresh air processing units |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521087757.5U CN205505323U (en) | 2015-12-22 | 2015-12-22 | Box -like new trend system of two fresh air processing units |
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| CN205505323U true CN205505323U (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521087757.5U Active CN205505323U (en) | 2015-12-22 | 2015-12-22 | Box -like new trend system of two fresh air processing units |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737551A (en) * | 2019-01-09 | 2019-05-10 | 天津市二十四小时环境科技有限公司 | A kind of energy-saving fresh air partition system control method |
| CN111043793A (en) * | 2019-12-17 | 2020-04-21 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
-
2015
- 2015-12-22 CN CN201521087757.5U patent/CN205505323U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737551A (en) * | 2019-01-09 | 2019-05-10 | 天津市二十四小时环境科技有限公司 | A kind of energy-saving fresh air partition system control method |
| CN111043793A (en) * | 2019-12-17 | 2020-04-21 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
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