CN207094941U - Fresh air ventilator - Google Patents

Fresh air ventilator Download PDF

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Publication number
CN207094941U
CN207094941U CN201720522809.XU CN201720522809U CN207094941U CN 207094941 U CN207094941 U CN 207094941U CN 201720522809 U CN201720522809 U CN 201720522809U CN 207094941 U CN207094941 U CN 207094941U
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China
Prior art keywords
oxygen ion
negative oxygen
exhaust duct
air
fresh air
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CN201720522809.XU
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Chinese (zh)
Inventor
李义强
潘俊
王彬彬
田拥军
王惠
孟令喆
陈志霞
方来胜
孙畅
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Gcl Power Design Institute Co Ltd
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Gcl Power Design Institute Co Ltd
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Priority to CN201720522809.XU priority Critical patent/CN207094941U/en
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Abstract

A kind of fresh air ventilator, including blast pipe and exhaust duct are the utility model is related to, in addition to:Negative oxygen ion sensor, it is arranged at exhaust duct to sense the negative oxygen ion concentration in room air, negative oxygen ion generator, it is arranged at blast pipe and produces negative oxygen ion, electrically-controlled component, it electrically connects with negative oxygen ion sensor and negative oxygen ion generator and is preset with normal concentration, and electrically-controlled component is arranged to:The negative oxygen ion concentration signal that negative oxygen ion sensor senses is received, and by negative oxygen ion concentration signal compared with normal concentration, to control the unlatching of negative oxygen ion generator and stopping.The fresh air ventilator combines negative oxygen ion processing unit, monitoring when using fresh air ventilator to indoor negative oxygen ion content, and it is adjusted by negative oxygen ion generator, negative oxygen ion generator can be turned on or off on suitable opportunity, improve the negative oxygen ion content of indoor environment, ensure the cleanliness factor of room air and the health of indoor occupant.

Description

Fresh air ventilator
Technical field
VMC technical field is the utility model is related to, more particularly to a kind of fresh air ventilator.
Background technology
Become increasingly popular to use VMC in people's life now, VMC is a kind of new indoor ventilation air draft Equipment, it belongs to the open circulatory system, it is therefore intended that allows people to breathe fresh, clean, high-quality indoors Air, so as to ensure the health of indoor activity personnel.
Outdoor fresh air is incorporated into interior by VMC, and the turbid air of interior is discharged into outdoor.It is however, empty now Gas is sternly polluted, and Outdoor Air Quality declines, and " haze " seriously, the PM2.5 in air increases.VMC is by outdoor fresh air While introducing indoor, PM2.5 also can be inevitably introduced, so as to which indoor air quality can not be ensured.
Some existing VMCs install negative oxygen ion generator additional, and negative oxygen ion is also known as negative aeroion, are that confrontation is empty PM2.5 " trump card " in gas.Early in issue in 1998《Fresh air quantity determines and evaluation index》In, " air ion " Among the visual field with regard to appearing in masses as one of three norms.Effect of the anion to purification of air be derived from negative oxygen ion with The particle phase of the positively chargeds such as bacterium, dust, smog in air combines.
However, due to the combination of negative oxygen ion and the entrance of outdoor air, and the continuous firing of negative oxygen ion generator Etc. reason, room air will be varied to the desirability of negative oxygen ion, if negative oxygen ion and room can not be properly matched Interior air, the health of the cleanliness factor for causing room air and indoor occupant can not be guaranteed.
Utility model content
Based on this, it is necessary to the problem of for how rightly to control the start and stop of negative oxygen ion generator, there is provided Yi Zhongxin Wind ventilator.
A kind of fresh air ventilator, including blast pipe and exhaust duct, outdoor fresh air are incorporated into interior via the blast pipe, Room air is discharged to outdoor via the exhaust duct, in addition to:
Negative oxygen ion sensor, the exhaust duct is arranged to sense the negative oxygen ion concentration in room air;
Negative oxygen ion generator, it is arranged at the blast pipe and produces negative oxygen ion;
Electrically-controlled component, electrically connected with the negative oxygen ion sensor and the negative oxygen ion generator and be preset with standard Concentration;
The electrically-controlled component is arranged to:The negative oxygen ion concentration signal that the negative oxygen ion sensor senses is received, and By the negative oxygen ion concentration signal compared with the normal concentration, to control the unlatching of the negative oxygen ion generator and stop Only.
The fresh air ventilator combines negative oxygen ion sensor and negative oxygen ion generator, using fresh air ventilator when Wait monitoring to indoor negative oxygen ion content, and be adjusted by negative oxygen ion generator, can rightly control negative oxygen from The start and stop of electronic generator, negative oxygen ion generator is turned on or off on suitable opportunity, improves the negative oxygen ion of indoor environment Content, so as to ensure the health of the cleanliness factor of room air and indoor occupant, but also hand off, save people Power.
In one of the embodiments, the normal concentration includes:
Lower limit is opened, the unlatching lower limit is in 400/cm3To 600/cm3Scope,
Stop the upper limit:The stopping upper limit being in 1100/cm3To 1300/cm3Scope,
The negative oxygen ion generator is opened when the negative oxygen ion concentration of reception is less than the unlatching lower limit, when connecing Stop the negative oxygen ion generator when negative oxygen ion concentration received is higher than the stopping upper limit.
In one of the embodiments, the unlatching lower limit is 500/cm3, the stopping upper limit is 1200/cm3
In one of the embodiments, the exhaust duct is provided with return air inlet and exhaust outlet, and room air flows through described successively Return air inlet and the exhaust outlet and be discharged to outdoor, exhaust duct filter is installed between the return air inlet and the exhaust outlet The exhaust duct, the negative oxygen ion sensor are arranged at the opening position of the exhaust duct filter upstream 300mm-500mm.
In one of the embodiments, the negative oxygen ion sensor is arranged at the exhaust duct filter upstream 500mm Opening position.
In one of the embodiments, the quantity of the negative oxygen ion sensor is 2 to 4, each negative oxygen ion Sensor arrangement is located at the air draft tube hub into causing respective detecting head.
In one of the embodiments, each negative oxygen ion sensor is arranged to respective detecting head at a distance of the air draft The central axis 300mm-500mm of pipe.
In one of the embodiments, the blast pipe is provided with air inlet and fresh wind port, and outdoor air flows through described successively Air inlet and the fresh wind port and enter interior, pressure fan be installed between the air inlet and the fresh wind port it is described enter Airduct, the negative oxygen ion generator are arranged at the opening position of the pressure fan downstream 300mm-500mm.
In one of the embodiments, the negative oxygen ion generator is arranged at the position of the pressure fan downstream 300mm Place.
Brief description of the drawings
Fig. 1 is the floor map of fresh air ventilator provided by the utility model.
Reference:
Blast pipe 100
Air inlet 101
Fresh wind port 102
Negative oxygen ion generator 103
Pressure fan 104
Blast pipe filter 105
Exhaust duct 200
Exhaust outlet 201
Return air inlet 202
Negative oxygen ion sensor 203
Exhaust duct filter 204
Exhaust blower 205
Heat regenerator 300.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining The utility model, it is not used to limit the utility model.
It should be noted that when element is referred to as " being arranged at " another element, it can be directly on another element Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include The arbitrary and all combination of one or more related Listed Items.
Fig. 1 is the floor map of fresh air ventilator provided by the utility model.As shown in figure 1, the utility model discloses A kind of fresh air ventilator, it includes blast pipe 100 and exhaust duct 200, blast pipe 100 has air inlet 101 and fresh wind port 102, exhaust duct 200 has return air inlet 202 and exhaust outlet 201, and outdoor air flows via the air inlet 101 of blast pipe 100 To fresh wind port 102, mixed hence into indoor with room air, room air flows via the return air inlet 202 of exhaust duct 200 Move to exhaust outlet 201, so as to be discharged to outdoor.Usual fresh air ventilator is additionally provided with heat regenerator 300, and heat regenerator 300 is set Be placed in blast pipe 100 and exhaust duct 200 both, the upstream and downstream of the heat regenerator 300 of blast pipe 100 be respectively arranged with into Air line filter 105 and pressure fan 104, exhaust duct is respectively arranged with the upstream and downstream of the heat regenerator 300 of exhaust duct 200 Filter 204 and exhaust blower 205.
Fresh air ventilator provided by the utility model also includes negative oxygen ion generator 103 and negative oxygen ion sensor 203, Negative oxygen ion generator 103 is arranged at blast pipe 100, and negative oxygen ion sensor 203 is arranged at exhaust duct 200.In addition, the fresh air Ventilator also includes electrically-controlled component, and electrically-controlled component is preset with normal concentration, and with negative oxygen ion generator 103 and negative oxygen ion Sensor 203 electrically connects.Negative oxygen ion sensor 203 can sense the negative oxygen ion concentration in room air, and by negative oxygen from Sub- concentration signal is transmitted to electrically-controlled component, and electrically-controlled component is by the negative oxygen ion concentration received and its default normal concentration ratio Compared with, and judge whether to start or stop negative oxygen ion generator 103 according to comparative result, so as to control negative oxygen ion dense Degree.
Above-mentioned electrically-controlled component has control function and arbitration functions, and it receives the analog input of negative oxygen ion sensor (AI), and to negative oxygen ion generator digital output (DO) is carried out.
Fresh air ventilator provided by the utility model is due to being provided with negative oxygen ion sensor 203 and negative oxygen ion generator 103, and electrically connected the two using electrically-controlled component, and it is designed with corresponding automatically controlled strategy, it is thus possible to interior is known in time How is negative oxygen ion concentration in air, so as to judge whether start and stop negative oxygen ion generator 103, on the one hand, negative oxygen ion occurs Device 103 is when negative oxygen ion concentration is too low, for example occupancy is more, and fresh air inlet is larger and make it that indoor negative oxygen ion is dense Degree is opened when drastically declining;On the other hand, negative oxygen ion generator 103 stops when negative oxygen ion concentration is too high.Because negative oxygen Ion generator 103 can produce the harmful substances such as cation, nitrogen oxides while releasing negative oxygen ion, and human body is caused to endanger Evil, thus the concentration of indoor negative oxygen ion is unsuitable too high.
That is, the fresh air ventilator combines negative oxygen ion sensor 203 and negative oxygen ion generator 103, make With monitoring when fresh air ventilator to indoor negative oxygen ion content, and it is adjusted by negative oxygen ion generator 103, energy Enough start and stop for rightly controlling negative oxygen ion generator 103, negative oxygen ion generator is turned on or off on suitable opportunity 103, improve the negative oxygen ion content of indoor environment, so as to ensure the health of the cleanliness factor of room air and indoor occupant, But also hand off, save manpower.
In preferred embodiments, above-mentioned standard concentration includes opening lower limit and stops the upper limit, opens lower limit and is in 400 Individual/cm3To 600/cm3Scope, stop the upper limit being in 1100/cm3To 1300/cm3Scope.When negative oxygen ion passes Sensor 203 senses indoor negative oxygen ion content and is less than 400/cm3To 600/cm3In the range of some value when, open Negative oxygen ion generator 103, it is higher than 1100/cm when negative oxygen ion sensor 203 senses indoor negative oxygen ion content3Extremely 1300/cm3Scope in some value when, close negative oxygen ion generator 103.
Set unlatching lower limit and the stopping upper limit being more beneficial for fresh air ventilator and play a role as described above, be more beneficial for interior Air purity, while negative oxygen ion too high levels can be avoided and induce physiological barrier.
Preferably, it is 500/cm to open lower limit3, the unlatching upper limit is 1200/cm3.Certainly, user can be reasonable In the range of convert above-mentioned unlatching lower limit and stop the upper limit.
Preferably, negative oxygen ion sensor 203 is arranged at the upstream 300mm-500mm of exhaust duct filter 204 position Place.Within the range, negative oxygen ion sensor 203 is advantageous to negative oxygen ion with exhaust duct filter 204 at a distance of suitable distance The installation of sensor 203.And the upstream that negative oxygen ion sensor 203 is located at exhaust duct filter 204 can sense exactly Indoor negative oxygen ion content by exhaust duct filter 204 without being influenceed.Certainly, if the upstream length of exhaust duct filter not Foot, can not also be set according to the scope, and as far as possible close to the value range.
Preferably, negative oxygen ion sensor 203 is arranged at the opening position of the upstream 500mm of exhaust duct filter 204.
In preferred embodiments, the quantity of negative oxygen ion sensor 203 is 2 to 4, and each negative oxygen ion passes Sensor 203 is arranged so that respective detecting head is located at the center of exhaust duct 200, specifically, each negative oxygen ion sensor 203 close to the central axis of exhaust duct 200, near central axis.The data sensed to each negative oxygen ion sensor 203 Average, the average value is transferred to electrically-controlled component, and for compared with normal concentration.
Set multiple negative oxygen ion sensors 203 to be advantageous to the degree of accuracy of data, can also only set a negative oxygen from Sub- sensor 203, a negative oxygen ion sensor 203 are arranged at the central axis of exhaust duct 200.
Preferably, each negative oxygen ion sensor 203 is arranged to central shaft of the respective detecting head at a distance of the exhaust duct 200 Line 300mm-500mm.Install within the range, each negative oxygen ion sensor 203 will not interfere with each other, and be easily installed.
In preferred embodiments, negative oxygen ion generator 103 is arranged at the downstream 300mm- of pressure fan 104 500mm opening position.Outdoor air is sent into interior by pressure fan 104, while brings negative oxygen ion into interior in the lump.According to above-mentioned Set, enable to negative oxygen ion generator 103 to avoid the obvious turbulent flow in the exit of pressure fan 104 so that negative oxygen ion Uniformly effectively it is sent into interior.
Preferably, negative oxygen ion generator 103 is arranged at the downstream 300mm of pressure fan 104 opening position.
In the utility model, indoor negative oxygen ion concentration can be adjusted at any time with occupancy and resh air requirement, When processing using fresh air ventilator room air, the concentration of indoor negative oxygen ion can be monitored simultaneously and Control, indoor negative oxygen ion content is improved, improve indoor air quality, strengthen the immunity of human body.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed, But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.

Claims (7)

1. a kind of fresh air ventilator, including blast pipe and exhaust duct, outdoor fresh air are incorporated into interior via the blast pipe, room Interior air is discharged to outdoor via the exhaust duct, it is characterised in that also includes:
Negative oxygen ion sensor, the exhaust duct is arranged to sense the negative oxygen ion concentration in room air;
Negative oxygen ion generator, it is arranged at the blast pipe and produces negative oxygen ion;
Electrically-controlled component, is electrically connected with the negative oxygen ion sensor and the negative oxygen ion generator and to be preset with standard dense Degree;
The electrically-controlled component is arranged to:Receive the negative oxygen ion concentration signal that the negative oxygen ion sensor senses, and by institute Negative oxygen ion concentration signal is stated compared with the normal concentration, to control the unlatching of the negative oxygen ion generator and stopping.
2. fresh air ventilator according to claim 1, it is characterised in that the exhaust duct is provided with return air inlet and exhaust outlet, Room air flows through the return air inlet and the exhaust outlet and is discharged to outdoor successively, exhaust duct filter in the return air inlet and The exhaust duct is installed between the exhaust outlet, the negative oxygen ion sensor is arranged at the exhaust duct filter upstream 300mm-500mm opening position.
3. fresh air ventilator according to claim 2, it is characterised in that the negative oxygen ion sensor is arranged at the row Air line filter upstream 500mm opening position.
4. fresh air ventilator according to claim 2, it is characterised in that the quantity of the negative oxygen ion sensor is 2 To 4, each negative oxygen ion sensor arrangement is located at the air draft tube hub into causing respective detecting head.
5. fresh air ventilator according to claim 4, it is characterised in that each negative oxygen ion sensor is arranged to each Detecting head at a distance of the exhaust duct central axis 300mm-500mm.
6. fresh air ventilator according to claim 1, it is characterised in that the blast pipe is provided with air inlet and fresh wind port, Outdoor air flows through the air inlet and the fresh wind port and enters interior successively, and pressure fan is in the air inlet and described new The blast pipe is installed between air port, the negative oxygen ion generator is arranged at the pressure fan downstream 300mm-500mm's Opening position.
7. fresh air ventilator according to claim 6, it is characterised in that the negative oxygen ion generator is arranged at described send Blower fan downstream 300mm opening position.
CN201720522809.XU 2017-05-11 2017-05-11 Fresh air ventilator Active CN207094941U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720522809.XU CN207094941U (en) 2017-05-11 2017-05-11 Fresh air ventilator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720522809.XU CN207094941U (en) 2017-05-11 2017-05-11 Fresh air ventilator

Publications (1)

Publication Number Publication Date
CN207094941U true CN207094941U (en) 2018-03-13

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Country Link
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108759005A (en) * 2018-04-27 2018-11-06 广东美的制冷设备有限公司 Control method, air conditioner and the readable storage medium storing program for executing of air conditioner
CN109405210A (en) * 2018-10-18 2019-03-01 广东美的制冷设备有限公司 Purification control method, air conditioner and the storage medium of air conditioner
CN110529963A (en) * 2019-09-06 2019-12-03 江苏三一环境科技有限公司 A kind of dust removal by ventilation purification system
CN112460690A (en) * 2020-11-30 2021-03-09 佛山市顺德区美的电子科技有限公司 Air conditioner, sterilization control method, device and system thereof and storage medium

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108759005A (en) * 2018-04-27 2018-11-06 广东美的制冷设备有限公司 Control method, air conditioner and the readable storage medium storing program for executing of air conditioner
CN108759005B (en) * 2018-04-27 2021-09-10 广东美的制冷设备有限公司 Control method of air conditioner, air conditioner and readable storage medium
CN109405210A (en) * 2018-10-18 2019-03-01 广东美的制冷设备有限公司 Purification control method, air conditioner and the storage medium of air conditioner
CN110529963A (en) * 2019-09-06 2019-12-03 江苏三一环境科技有限公司 A kind of dust removal by ventilation purification system
CN112460690A (en) * 2020-11-30 2021-03-09 佛山市顺德区美的电子科技有限公司 Air conditioner, sterilization control method, device and system thereof and storage medium

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