CN203757890U - Fresh air system - Google Patents
Fresh air system Download PDFInfo
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- CN203757890U CN203757890U CN201320779748.7U CN201320779748U CN203757890U CN 203757890 U CN203757890 U CN 203757890U CN 201320779748 U CN201320779748 U CN 201320779748U CN 203757890 U CN203757890 U CN 203757890U
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- air
- new wind
- supply module
- control unit
- vmc
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Abstract
The utility model discloses a fresh air system which comprises a fresh air center, a plurality of air supply modules, multiple fresh air terminals, a control system and a pipeline network, wherein the fresh air center is used for intensively collecting and treating the fresh air, conveying the treated fresh air to each air supply module; the supply air modules are used for secondarily conveying and distributing the treated fresh air to a work area; the multiple fresh air terminals are positioned in the work area, are arranged to be corresponding to the air supply modules, and are used for receiving the treated fresh air and adjusting the fresh air volume; the control system is used for controlling air supply; the pipeline network is used for communicating the fresh air center, the air supply modules and the fresh air terminals. The fresh air is intensively collected and treated by the fresh air center, and then the air supply modules arranged in the work area are used for performing secondary conveying and distribution on the fresh air, and are not related to fresh air treatment, so that the system is greatly simplified, and the space, occupied by the system, in the work area is greatly reduced.
Description
Technical field
The utility model relates to the VMC technical field in various buildings, relates in particular to the digital health VMC in a kind of civilian public building.
Background technology
Necessary resh air requirement is the important indicator that concerns human comfort, in air quality standard, the resh air requirement of all kinds of public and civil buildings is had to clearly regulation.According to standard, in public building, the resh air requirement standard in difference in functionality region is roughly 30
-50m
3between/people/h, be generally not less than 15m
3/ people/h.But in public building, mobility of people is strong, number amplitude of fluctuation is large, and according to statistics, large-scale average annual density of personnel public and commercial building only accounts for 50% left and right of design conditions.And two seasons of winter in summer, indoor-outdoor air enthalpy difference is larger, for the processing energy consumption of new wind, conventionally accounts for 30 of Annual energy consumption
-40%, so the supply as required of resh air requirement and adjusting have great energy-saving significance.
VMC conveying, the dispersion treatment patterns concentrated that adopt in existing civilian public building more, that is: adopt new ventilating shaft to concentrate and get wind, then by the new blower fan group that is dispersed in each layer (or workspace), carry out respectively hot wet process, new wind tupe is like this unfavorable for equipment control, and newly blower fan group takes up room greatly, (water) pipe-line system is relative complex also.
As can be seen here, how to prior art improvement, provide the VMC after a kind of improvement, equipment is convenient to management, is controlled, and reduces the space, the simplification pipeline that take simultaneously, and this is the current technical issues that need to address in this area.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of VMC, is convenient to equipment control, control, and minimizing takes up room.
For solving above technical problem, the technical solution of the utility model is:
Comprise one for concentrate to gather, process new wind and by new wind after processing be transported to each air-supply module Xin Feng center, for by new wind secondary transmission & distribution after processing to several air-supply modules of workspace, be positioned at workspace corresponding with each air-supply module arrange for new wind after reception & disposal and carry out a plurality of new wind terminal of resh air requirement adjusting, the control system of controlling for blow and for being communicated with Xin Feng center, the module of blowing, the new pipe-line system of wind terminal.
Preferably, described pipe-line system comprises header pipe and a plurality of blowpipes that are positioned at different operating district that are connected with header pipe, described header pipe's import is communicated with described Xin Feng center, each air-supply module is arranged on different blowpipes, and new wind terminal is arranged on the blowpipe at corresponding with it air-supply module place.
Preferably, the blower fan of described Xin Feng center, air-supply module, new wind terminal setting is EC blower fan.
Preferably, described new wind terminal does not arrange EC blower fan, and Electric air valve is only set, and can regulate in real time resh air requirement according to indoor air quality situation yet.
Preferably, described control system comprise new wind centralized control unit for controlling the air output at Xin Feng center, for controlling the air-supply module control unit of the air output of air-supply module, for regulating the new wind Terminal Control Element of the air output of new wind terminal.
Preferably, described new wind centralized control unit comprises blast pressure sensor, air-supply Temperature Humidity Sensor, new wind master controller, is arranged on the motor-driven valve of heat exchanger cold and heat sources pipe, described blast pressure sensor obtains the header pipe's pressure signal in pipe-line system, described new wind master controller sends the regulating command of air-supply total amount according to the blower fan at the big or small Xiang Xinfeng center of described header pipe's pressure signal, and the blower fan at described Xin Feng center regulates air-supply total amount automatically; Described air-supply Temperature Humidity Sensor is for obtaining header pipe's temperature signal, moisture signal, described new wind master controller is according to the size of described temperature signal, moisture signal, the motor-driven valve of the heat exchanger cold and heat sources pipe that Xiang Xinfeng center arranges sends valve opening regulating command, described motor-driven valve regulates its valve opening, realizes wind pushing temperature, humidity and water capacity and controls.
Preferably, described new wind centralized control unit also comprises PM2.5 sensor, for obtain pipe-line system air intake house steward PM2.5 concentration signal and send to the new wind master controller of new wind centralized control unit, described new wind master controller compares PM2.5 concentration signal value and setting value, PM2.5 concentration signal value on air intake house steward is higher than when setting value, the new wind master controller of new wind centralized control unit sends control instruction, control Xin Feng center and be switched to the air channel that is provided with high efficiency particulate air filter, new wind is filtered by high efficiency particulate air filter.
Preferably, described new wind centralized control unit is also provided with resh air requirement real-time statistics device; The new wind master controller band communication interface of described new wind centralized control unit, realizes set remote start and stop for accepting BA instruction.
Preferably, described air-supply module control unit comprises air-supply module controller, blowpipe pressure sensor, described blowpipe pressure sensor obtains the pressure signal in the blowpipe of place pipe-line system, described air-supply module controller compares the pressure signal in blowpipe and setting value, when pressure signal departs from setting value, to the blower fan of blowing in module, send air output regulating control command, the blower fan in described air-supply module regulates air output according to described air output regulating control command.
Preferably, described new wind Terminal Control Element comprises new wind terminal control unit, air quality mechanism for monitoring, and described air quality mechanism for monitoring obtains indoor VOC, the CO of workspace
2concentration signal, described new wind terminal control unit is according to VOC, CO
2concentration signal automatically regulates resh air requirement or according to the service condition of indoor circulation air conditioning terminal, automatically carries out new wind switching.
Preferably, while devoting oneself to work at the same time between described Xin Feng center, air-supply module, new wind terminal three, adopt series model, the On/Off at described Xin Feng center is controlled with the pressure signal of header pipe's pressure sensor of described new wind centralized control unit setting, the On/Off of described air-supply module is controlled with the pressure signal of the blowpipe pressure sensor of described air-supply module control unit setting, and the On/Off of described new wind terminal is controlled with the signal of the air quality mechanism for monitoring of new wind terminal setting.
Preferably, described air-supply module arranges the heat exchanger that new wind is carried out to hot wet process.
Compared with prior art, the utility model adopts Xin Feng center to concentrate and gathers new wind, focuses on new wind, by the air-supply module of being located at workspace, carry out secondary transmission & distribution again, because not relating to new wind, air-supply module do not process, thereby, the pattern that new blower fan group is carried out new wind processing is all set in each workspace with respect to prior art, and system is greatly simplified, and greatly reduce in the space that takies each workspace.Xin Feng of the present utility model only bears header pipe's resistance in center, has thoroughly changed the practice of selecting the pressure of blower fan according to the least favorable resistance of a certain arm, and due to reducing of blast, leaking out of airduct declines to a great extent, and also saved the transmission & distribution energy consumption of new wind.
Further, Xin Feng center adopts the device structure of modular, can facilitate like this elevator carrying, selects one or several suitable new wind module to carry out assembled during practical application according to resh air requirement, greatly reduces the restriction of the mounting condition of equipment.
Further, VMC of the present utility model, arranges PM2.5 sensor, and the PM2.5 concentration in the blast pipe of monitoring Xin Feng center, arranges indoor VOC, CO that air quality mechanism for monitoring obtains workspace
2concentration signal, removes in new wind 0.3
-the deleterious particle of 2.5 microns, can meet the high requirement of people to air quality.The utility model be take and ensured that new wind air quality (cleanliness factor of air, deodorizing, interpolation anion etc.) is main target, can have new wind-heat wet process (cool-down dehumidification, warming and humidifying, recuperation of heat etc.) function concurrently simultaneously.
Further, Xin Feng center, air-supply module, new wind terminal all configure digitlization EC blower fan, and this blower fan can be realized 0 of air quantity without frequency converter
-100% gamut regulates, and it can according to header pipe's change in resistance, regulate the supply of new wind voluntarily according to user to resh air requirement demand, can significantly save and process cold (heat) amount that new wind consumes, obvious energy conservation.In addition, adopt EC blower fan, only bear blowpipe resistance, according to branch pipe(tube) change in resistance, regulate new wind total amount, adjustable range is 0
-100%.
Accompanying drawing explanation
Fig. 1 is the structural representation of VMC embodiment of the present utility model.
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below by specific embodiment, the utility model is described in further detail.
The explanation of nouns relating in the utility model is as follows:
PM2.5: refer to that in surrounding air, aerodynamics equivalent diameter is less than or equal to 2.5 μ m(microns) particle, also claims fine particle.This value is higher, just represents that air pollution is more serious.In recent years, PM2.5 more and more becomes social concerns focus, and 2.5 microns of following particles have also had increasing medical data to support to the harmfulness of human body.Guaranteeing under the prerequisite of comfortable resh air requirement, the impact of avoiding PM2.5 to exceed standard on indoor air quality, ensures that the air quality of office, living environment has become the current demand of high-end public and civil building.
VOC is VOC, and health is had to tremendous influence.When the VOC in room reaches finite concentration, in short time people can feel headache, feel sick, vomiting, weak etc., when serious, there will be tic, stupor, and can hurt people's liver, kidney, brain and nervous system, cause the serious consequences such as failure of memory.
Referring to Fig. 1, show the structural representation of the utility model VMC embodiment.VMC in the present embodiment comprises Xin Feng center 1, air-supply module 2, new wind terminal 3, new wind centralized control unit 4, air-supply module control unit 5, new wind Terminal Control Element 6, Xin Feng center connecting box 7.
Wherein, Xin Feng center 1 comprises a plurality of new wind modules 11, new wind module 11 can be divided into several different specifications, according to the structure of building and flow of personnel situation, determine the quantity of the new wind module of setting, in a new wind,, the new wind module that several specifications are identical can be set in the heart, the new wind module that several specifications are different also can be set.The outlet air end Yu Yixinfeng center connecting box 7 at Xin Feng center 1 connects, and Gai Xinfeng center connecting box 7 is connected with header pipe g1 again.Header pipe g1 is connected with many blowpipe g2, in each blowpipe, be connected to an air-supply module 2 and a plurality of new wind terminal 3, the new wind being transported by header pipe enters after blowpipe, first through air-supply module 2, by air-supply module 2, carry out secondary transmission & distribution again, flow to each new wind terminal 3.
New wind centralized control unit 4, air-supply module control unit 5, new wind Terminal Control Element 6 comprise respectively controller, sensor and actuator, realize respectively the control of each parts in Xin Feng center 1, air-supply module 2, new wind terminal 3 runnings:
Wherein, new wind centralized control unit 4 comprises blast pressure sensor, air-supply Temperature Humidity Sensor, new wind master controller, is arranged on the motor-driven valve of heat exchanger cold and heat sources pipe.
Wherein, pressure sensor 41, for obtaining the pressure signal of header pipe g1, this pressure signal is sent to the controller in new wind centralized control unit, controller compares pressure signal value and setting value, and when departing from setting value, the EC blower fan in Xiang Xinfeng center 1 sends speed regulating control instruction, EC blower fan carries out speed governing operation, so just can realize the constant pressure on header pipe.
Wherein, humidity temperature pickup 42, be used for the controller that obtains temperature signal and the moisture signal of header pipe g1 and send new wind centralized control unit to, controller compares temperature signal and moisture signal respectively with its setting value separately, temperature signal on header pipe g1, when moisture signal departs from setting value, described new wind master controller is according to described temperature signal, the size of moisture signal, the motor-driven valve of the heat exchanger cold and heat sources pipe that Xiang Xinfeng center arranges sends valve opening regulating command, described motor-driven valve regulates its valve opening, realize wind pushing temperature, humidity and water capacity are controlled.
New wind centralized control unit is also provided with PM2.5 sensor 43, be used for the controller that obtains air intake house steward's PM2.5 concentration signal and send to new wind centralized control unit, this controller compares PM2.5 concentration signal value and setting value, PM2.5 concentration signal value on air intake house steward is higher than when setting value, the controller of new wind centralized control unit 4 sends control instruction, switch in air channel in Shi Xinfeng center 1, be switched to the air channel that is provided with high efficiency particulate air filter, new wind is filtered by high efficiency particulate air filter, realize the control of air-supply PM2.5.
Air-supply module control unit 5 is provided with pressure sensor 51, for obtaining the pressure signal of blowpipe g2, the controller of air-supply module control unit obtains this pressure signal, this pressure signal and setting value are compared, when pressure signal departs from setting value, the controller of air-supply module control unit 5 is the EC blower fan sending controling instruction in module 2 to air-supply, and EC blower fan carries out speed governing operation, realizes the constant pressure on blowpipe.
New wind Terminal Control Element 6 is provided with air quality sensor (not shown), be used for obtaining workspace indoor air quality signal, the controller of new wind Terminal Control Element 6 compares this air quality signal and setting value, when this air quality signal value departs from setting value, the controller of new wind Terminal Control Element 6 sends control instruction to the EC blower fan of new wind terminal, control the air output of new wind terminal 3, make VOC or the CO of room air
2concentration is not higher than setting value.
The fresh air supply difficult problem that the VMC of the present embodiment has solved all kinds of buildings of skyscraper and the inconvenient subregion collection of new wind effectively, can realize the supply as required of new wind, significantly reduces novel wind energy consumption, makes the whole year operation energy consumption of air-conditioning system decline 15
-20%.
The present embodiment Xin Feng center 1, owing to adopting modular form to combine, can be arranged on roofing or refuge story easily; Be conducive to new wind concentrated collection, focus on; Facilitate installation, the maintenance management of equipment; Adopt air purifying process, hot wet process technology and EC blower fan technology simultaneously, can be building more healthy, comfortable new wind is provided.
Air-supply module 2 in the present embodiment is mainly born the secondary transmission & distribution of new wind, and the fresh air from healthy Xin Feng center is delivered to each working region as required; Owing to not bearing the processing of new wind, so device structure is simple, volume is little, can effectively save Air Conditioning Facilities area or without Special machine room;
New wind terminal 3 in the present embodiment, can regulate resh air requirement according to indoor air quality situation effectively in real time, realizes the supply as required of new wind.
In sum, in VMC Jiang Xinfeng center in the present embodiment, digitlization air-supply module, intelligent fresh air terminal are incorporated into, there is system suitability and independence flexibly, can there is the air-conditioning system of new wind demand to combine with various, when high-quality new wind is provided, can not have any impact to the cooling of air-conditioning system (heat) effect, convenient independent use and management.
In actual implementation process, can be by the required whole new wind of building according to the design feature of building, be set to one or more VMCs of the present utility model, You Xinfeng center focuses on new wind, greatly simplify the new Ventilator Room of prior art scattering device and new blower fan group and carried out the practice of fresh air supply, save new blower fan group and taken up room, simplified (water) pipe-line system, convenient construction, maintenance.
VMC of the present utility model, by focusing on new wind, reasonable distribution, the various power consumption links of processing new wind are decomposed, not only significantly save cold (heat) amount that new wind consumes of processing, the energy consumption of leaking out of airduct, has saved again the energy consumption of electrical machinery of the new wind of transmission & distribution, makes the whole year operation energy consumption of air-conditioning system decline 15
-20%.
VMC of the present utility model, can concentrate hot wet process to new wind, automatically realizes dehumidifying in summer, winter humidification, no matter the summer in winter, all can guarantee the indoor a home from home of realizing constant temperature and humidity; In healthy VMC, various air cleaning units can be set, can drop into according to the outdoor air PM2.5 automatic selectivity that whether exceeds standard, to realize VMC, save using energy source and clean, healthy new wind is provided.
Below be only preferred embodiment of the present utility model, it should be pointed out that above-mentioned preferred embodiment should not be considered as restriction of the present utility model, protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, within not departing from spirit and scope of the present utility model, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a VMC, it is characterized in that, comprise one for concentrate to gather, process new wind and by new wind after processing be transported to each air-supply module Xin Feng center, for by new wind secondary transmission & distribution after processing to several air-supply modules of workspace, be positioned at workspace corresponding with each air-supply module arrange for new wind after reception & disposal and carry out a plurality of new wind terminal of resh air requirement adjusting, the control system of controlling for blow and for being communicated with Xin Feng center, the module of blowing, the new pipe-line system of wind terminal.
2. VMC as claimed in claim 1, it is characterized in that, described pipe-line system comprises header pipe and a plurality of blowpipes that are positioned at different operating district that are connected with described header pipe, described header pipe's import is communicated with described Xin Feng center, each air-supply module is arranged on different blowpipes, and new wind terminal is arranged on the blowpipe at corresponding with it air-supply module place.
3. VMC as claimed in claim 1, is characterized in that, the blower fan of described Xin Feng center, air-supply module, new wind terminal setting is EC blower fan.
4. VMC as claimed in claim 1, it is characterized in that, described control system comprises new wind centralized control unit for controlling the air output at Xin Feng center, for controlling the air-supply module control unit of the air output of air-supply module, for regulating the new wind Terminal Control Element of the air output of new wind terminal.
5. VMC as claimed in claim 4, it is characterized in that, described new wind centralized control unit comprises blast pressure sensor, air-supply Temperature Humidity Sensor, new wind master controller, is arranged on the motor-driven valve of heat exchanger cold and heat sources pipe, described blast pressure sensor obtains the header pipe's pressure signal in pipe-line system, described new wind master controller sends the regulating command of air-supply total amount according to the blower fan at the big or small Xiang Xinfeng center of described header pipe's pressure signal, and the blower fan at described Xin Feng center regulates air-supply total amount automatically; Described air-supply Temperature Humidity Sensor is for obtaining header pipe's temperature signal, moisture signal, described new wind master controller is according to the size of described temperature signal, moisture signal, the motor-driven valve of the heat exchanger cold and heat sources pipe that Xiang Xinfeng center arranges sends valve opening regulating command, described motor-driven valve regulates its valve opening, realizes wind pushing temperature, humidity or water capacity and controls.
6. VMC as claimed in claim 5, it is characterized in that, described new wind centralized control unit also comprises PM2.5 sensor, for obtain pipe-line system air intake house steward PM2.5 concentration signal and send to the new wind master controller of new wind centralized control unit, described new wind master controller compares PM2.5 concentration signal value and setting value, PM2.5 concentration signal value on air intake house steward is higher than when setting value, new wind master controller sends control instruction, control Xin Feng center and be switched to the air channel that is provided with high efficiency particulate air filter, new wind is filtered by high efficiency particulate air filter.
7. VMC as claimed in claim 5, is characterized in that, described new wind centralized control unit is also provided with resh air requirement real-time statistics device; The new wind master controller band communication interface of described new wind centralized control unit, realizes set remote start and stop for accepting BA instruction.
8. VMC as claimed in claim 4, it is characterized in that, described air-supply module control unit comprises air-supply module controller, blowpipe pressure sensor, described blowpipe pressure sensor obtains the pressure signal in the blowpipe of place pipe-line system, described air-supply module controller compares the pressure signal in blowpipe and setting value, when pressure signal departs from setting value, to the blower fan of blowing in module, send air output regulating control command, the blower fan in described air-supply module regulates air output according to described air output regulating control command.
9. VMC as claimed in claim 4, is characterized in that, described new wind Terminal Control Element comprises new wind terminal control unit, air quality mechanism for monitoring, and described air quality mechanism for monitoring obtains indoor VOC, the CO of workspace
2concentration signal, described new wind terminal control unit is according to VOC, CO
2concentration signal automatically regulates resh air requirement or automatically carries out new wind switching according to the service condition of indoor circulation air conditioning terminal.
10. as claim 4
-vMC described in 9 any one, it is characterized in that, described Xin Feng center, air-supply module, while devoting oneself to work at the same time between new wind terminal three, adopt series model, the On/Off at described Xin Feng center is controlled with the pressure signal of header pipe's pressure sensor of described new wind centralized control unit setting, the On/Off of described air-supply module is controlled with the pressure signal of the blowpipe pressure sensor of described air-supply module control unit setting, the On/Off of described new wind terminal is controlled with the signal of the air quality mechanism for monitoring of new wind terminal setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779748.7U CN203757890U (en) | 2013-11-29 | 2013-11-29 | Fresh air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779748.7U CN203757890U (en) | 2013-11-29 | 2013-11-29 | Fresh air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203757890U true CN203757890U (en) | 2014-08-06 |
Family
ID=51253154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320779748.7U Withdrawn - After Issue CN203757890U (en) | 2013-11-29 | 2013-11-29 | Fresh air system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203757890U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604175A (en) * | 2013-11-29 | 2014-02-26 | 广州同方瑞风空调有限公司 | Fresh air system |
| CN109612000A (en) * | 2019-01-09 | 2019-04-12 | 天津市第五季环境科技有限公司 | A kind of fresh air system control method having both fire-fighting function |
| CN111765586A (en) * | 2020-06-30 | 2020-10-13 | 深圳市幸福人居建筑科技有限公司 | Indoor fresh air system suitable for southern areas |
-
2013
- 2013-11-29 CN CN201320779748.7U patent/CN203757890U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604175A (en) * | 2013-11-29 | 2014-02-26 | 广州同方瑞风空调有限公司 | Fresh air system |
| CN103604175B (en) * | 2013-11-29 | 2016-07-06 | 广州同方瑞风节能科技股份有限公司 | A kind of VMC (Ventilation Mechanical Control System) |
| CN109612000A (en) * | 2019-01-09 | 2019-04-12 | 天津市第五季环境科技有限公司 | A kind of fresh air system control method having both fire-fighting function |
| CN111765586A (en) * | 2020-06-30 | 2020-10-13 | 深圳市幸福人居建筑科技有限公司 | Indoor fresh air system suitable for southern areas |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |