CN208687923U - Ventilating system based on pernicious gas detection - Google Patents
Ventilating system based on pernicious gas detection Download PDFInfo
- Publication number
- CN208687923U CN208687923U CN201821296910.9U CN201821296910U CN208687923U CN 208687923 U CN208687923 U CN 208687923U CN 201821296910 U CN201821296910 U CN 201821296910U CN 208687923 U CN208687923 U CN 208687923U
- Authority
- CN
- China
- Prior art keywords
- air
- cold water
- hot
- valve
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model discloses a kind of ventilating system based on pernicious gas detection, including harmful gas concentration detector, air-treatment unit, ventilation blower and its controller, harmful gas concentration detector, air-treatment unit are connected with controller；Air-treatment unit includes blower, heat exchange coil component and hot and cold water watering cycle pipeline, heat exchange coil component is flexible coupling with hot and cold water watering cycle pipeline, hot and cold water watering cycle pipeline is connected with central refrigerating heating station, and forms circulation loop with heat exchange coil component.This programme is during be effectively discharged to pernicious gas, it is considered based on actual environment, the air processing machine that is connected with central refrigerating heating station is designed to regulate and control to the temperature of auxiliary air, existing heat source or cold source are made full use of to be heated or cooled to entering indoor outdoor air, realize the control to indoor environment, start and stop ventilating system at any time is realized on demand by the concentration monitor to pernicious gas, operation energy consumption has not only been saved, but also has improved safety in production, resource-effective aspect application and popularization value with higher.
Description
Technical field
The utility model relates to ventilation design technical fields, and in particular to a kind of for reducing indoor harmful gas
Ventilating system.
Background technique
In many industrial buildings, some rooms due to art production process or equipment operation need can inevitably generate it is toxic
Harmful, corrosivity or flammable explosive gas collect the such gas of processing in spite of corresponding process measure, but due to gas
Factors, the pernicious gases such as stream effect technique productive prospecting cannot be handled by complete collection, be might have a small amount of gas and are dispersed into room
It is interior.In order to maintain equipment normal operation, staff's health, ensure production safety, it is necessary to certain measure be taken to reduce
Indoor harmful gas concentration, to avoid safety accident occurs.
At this stage, it is that simple force ventilation system is arranged in this kind of room that used method, which is usually by least favorable condition,
System plays the role of excluding pernicious gas reduction gas concentration.At present about the environment of toxic gas, detection judgement-is mostly used
Draft type, such as Authorization Notice No. are that the new patent of [CN204006487U] discloses that a kind of underground garage is dedicated poison gas
Body ventilation device is made of toxic gas detector, controller, ventilation device and four part of conducting wire, by toxic gas into
Row detection, control ventilation device accelerate the velocity of liquid assets of air, enable staff and pedestrian's respiratory tract more
Fresh air.
But for some industrial buildings, due to process equipment intermittent duty or non-oepration at full load, non-accident conditions etc. because
Element, the concentration of indoor harmful gas is under sanitary standard or safety in production safe level, and indoor ventilation quantity can be at this time
It reduces or a certain stage does not need to carry out air draft, such as still certainly will will cause unnecessary waste by constant air volume system operation, and
Currently without comprehensively considering different outdoor temperature environmental change situations.Therefore, under different outdoor temperature environment, both guaranteed
It reduces indoor harmful gas concentration, also ensure that the normal operation of equipment and the suitable of indoor environment are highly desirable simultaneously.
Utility model content
The purpose of this utility model is that proposing a kind of ventilating system based on pernicious gas detection, interior, which is effectively reduced, to be had
Evil gas content is effectively reduced ventilating system power consumption, saves fortune by combining with air-treatment unit and its related accessories
Row energy consumption.
The utility model, which is that the following technical solution is employed, to be realized: a kind of ventilating system based on pernicious gas detection,
Including at least one set of ventilation blower and its controller that are arranged on exterior walls of buildings or roofing and harmful gas concentration detector
And air-treatment unit, the harmful gas concentration detector and air-treatment unit are connected with controller, outside building
The first air inlet and the second air inlet are additionally provided on wall；
The air-treatment unit includes blower, heat exchange coil component and hot and cold water watering cycle pipeline, the air
Outdoor air inlet and air outlet are provided on processing unit, outdoor air inlet is connected by air hose with the second air inlet；It is described
The air outlet of blower is oppositely arranged with heat exchange coil component, the heat exchange coil component and the soft company of hot and cold water watering cycle pipeline
It connects, to block the vibration of air-treatment unit to be transmitted on hot and cold water watering cycle pipeline；The hot and cold water watering cycle pipeline
It is connected with central refrigerating heating station, and forms circulation loop with heat exchange coil component, hot and cold water watering cycle pipeline includes cold and hot
Water water supplying pipe and hot and cold water return pipe, and then processing is heated or cooled to outdoor air by heat exchange coil component realization；
Be disposed on the hot and cold water water supplying pipe the first shut-off valve, filter, motor-driven valve, the first temperature sensor and
First pressure gauge；The second shut-off valve, balanced valve, second temperature sensor and second are disposed on the hot and cold water return pipe
Pressure gauge；First shut-off valve and the second shut-off valve use the butterfly valve or shut-off valve of easy access operation, and the filter is used
To filter out the impurity in thermal water source or cold water source, protects heat exchange coil component and prolong its service life；The motor-driven valve to
The on-off for realizing hot and cold water watering cycle pipeline, the on-off switching of hot and cold water, first temperature sensing when for system operation
Device and second temperature sensor and first pressure gauge and second pressure gauge respectively to show air-treatment unit for return water
Temperature and pressure, with auxiliary judgment running situation.
Further, first air inlet, be provided with air inlet air-valve on the second air inlet.
Further, first air inlet, the second air inlet are provided with the air filter for being conveniently replaceable cleaning, empty
Air filter is using high-efficiency low-resistance type and regularly replaces cleaning, the PM2.5 to be effectively reduced in atmospheric environment and more large-sized
Particulate pollutant, the operating for the health and equipment of indoor occupant provide safeguard.
Further, the ventilation blower is additionally provided with gravity type wind check-valve and rain cover, direction towards outdoor side
Indoor side is provided with entry protector net, and the ventilation blower is usually mounted on exterior wall eminence or roofing.
Further, the blower uses cabinet form for log spiral or the centrifugal blower of spiral of Archimedes.
Compared with prior art, it the advantages of the utility model and has the active effect that
Scheme described in the utility model can effectively ensure that work using the ventilating system for reducing harmful gas concentration as research object
Harmful gas concentration in industry building guarantees that worker has health under the safe level that sanitary standard and safety in production require
Working environment, equipment have good operating condition, and realize ventilating system real-time response extraneous factor variation, reduce
The runing time of ventilating system reduces ventilating system energy consumption；And it is considered based on actual environment, design and central refrigerating heating station
Connected air-treatment unit regulates and controls the temperature of auxiliary air, effectively protects on the basis of maintaining indoor air balance
The suitability for demonstrate,proving indoor environment, while saving operation energy consumption, makes full use of existing heat source and cold source come to entering indoor room
Outer air is heated and is cooled down, and realizes the control to indoor thermal environment, is realized by the concentration monitor to pernicious gas on-demand
Start and stop ventilating system at any time has not only saved operation energy consumption, but also with higher at raising safety in production, resource-effective aspect
Application and popularization value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of ventilating system described in the utility model embodiment.
Wherein: 1, ventilation blower；2, harmful gas concentration detector；3, controller；4, air-treatment unit；5. first into
Air port；6, the second air inlet；7, hot and cold water water supplying pipe；8, hot and cold water return pipe, 9, shut-off valve；10, filter；11, motor-driven valve；
12, balanced valve；13, second temperature sensor；14, second pressure gauge；15, be flexible coupling node；16, blower；17, heat exchange coil group
Part；18, air outlet；19, air hose.
Specific embodiment
In order to which the above objects, features, and advantages of the utility model are more clearly understood, with reference to the accompanying drawing and
Embodiment is described further the utility model.It should be noted that in the absence of conflict, embodiments herein and
Feature in embodiment can be combined with each other.
Based on the ventilating system of pernicious gas detection, as shown in Figure 1, including being arranged on exterior walls of buildings or roofing extremely
Few one group of ventilation blower 1 and its controller 3 and harmful gas concentration detector 2 and air-treatment unit 4, the pernicious gas
Concentration detector 2 and air-treatment unit 4 are connected with controller 3, in the present embodiment, the harmful gas concentration detector
The HA-806 detector of high-tech Electronics Co., Ltd., Shenzhen Norcent can be used, naturally it is also possible to other models are selected as needed,
In addition, being additionally provided with the first air inlet 5 and the second air inlet 6 on exterior walls of buildings, and the first air inlet 5 and the second air inlet
Air inlet air-valve is provided on 6, in addition, PM2.5 and more large-sized particulate pollutant in order to be effectively reduced in atmospheric environment,
Operating for the health and equipment of indoor occupant provides safeguard, and is additionally provided with just at first air inlet 5, the second air inlet 6
In the air filter (not illustrating in figure) being replaced and cleaned, air filter is using high-efficiency low-resistance type and regularly replaces cleaning.
It continues to refer to figure 1, the air-treatment unit 4 includes blower 16, coil pack 17 and hot and cold water watering cycle
Pipeline is provided with outdoor air inlet and air outlet 18 on the air-treatment unit 4, is provided with air inlet in outdoor air inlet
Air-valve, outdoor air inlet are connected by air hose 19 with the second air inlet 6；The blower 16 uses cabinet form for log spiral
Or the centrifugal blower of spiral of Archimedes, air outlet are oppositely arranged with heat exchange coil component 17, the heat exchange coil component
17 are flexible coupling with hot and cold water watering cycle pipeline, wherein 15 be the node that is flexible coupling, to block the vibration of air-treatment unit 4 to conduct
Onto hot and cold water watering cycle pipeline；The hot and cold water watering cycle pipeline (does not illustrate) phase with central refrigerating heating station in figure
Even, and with heat exchange coil component 17 circulation loop is formed, hot and cold water watering cycle pipeline includes hot and cold water water supplying pipe 7 and hot and cold water
Return pipe 8, and then processing is heated or cooled to outdoor air by heat exchange coil component realization.
The first shut-off valve 9, filter 10, motor-driven valve 11, the first temperature is disposed on the hot and cold water water supplying pipe 7 to pass
Sensor and first pressure gauge；The second shut-off valve, balanced valve 12, second temperature is disposed on the hot and cold water return pipe 8 to pass
The butterfly valve or cut-off of sensor 13 and second pressure gauge 14, first shut-off valve and the second shut-off valve using easy access operation
Valve, the filter is filtering out the impurity in thermal water source or cold water source, protecting heat exchange coil component and prolonging its service life；
On-off of the motor-driven valve to realize hot and cold water watering cycle pipeline, the on-off switching of hot and cold water, institute when for system operation
The first temperature sensor and second temperature sensor and first pressure gauge and second pressure gauge are stated respectively to show at air
The supply and return water temperature and pressure of unit are managed, with auxiliary judgment running situation.
In addition, being also provided with gravity towards outdoor side in ventilation blower to improve the using effect of ventilation blower
Formula wind check-valve and rain cover, for example, WEX series abutment wall formula ventilation blower can be used in ventilation blower described in the present embodiment, either
DWT series or RTC series roof-type ventilator, and towards indoor side inlet porting protective net, ventilation blower is commonly installed
In in exterior wall eminence or roofing (surface for referring to building roof).
The application example of ventilating system based on pernicious gas detection described in the present embodiment is as follows:
Ventilation blower is generally arranged at exterior wall or roofing according to the density difference of pernicious gas, if necessary, can be in the room
Or the aspiration channel being connected with ventilation blower is arranged in pernicious gas point, pernicious gas is timely and effectively discharged；Pernicious gas is dense
Degree detector according to the density difference of pernicious gas be arranged room top, lower part or other can really reflect harmful gas concentration
Position.
After system power supply starting, harmful gas concentration detector test to indoor harmful gas concentration is ρ n, and to control
Device feedback signal, controller receives the signal of detection device feedback and is compared with the concentration value ρ s of setting, in view of system
The factors such as response, safety allowance, usual ρ s < ρ (safe level of certain indoor pernicious gas).
As ρ n >=ρ s, the automatic ventilating system that starts carries out air draft；
As ρ n < ρ s, stop ventilating system operation.
When ventilation blower operation, in order to maintain air balance in room, natural air inlet or machinery air intake mode are generallyd use
Wind, the operation of the first air inlet 5, the second air inlet 6, air-treatment unit 4 and its mating cold hot water piping system are mended for room
Mode specifically includes following several situations:
(1) temperature is higher when summer, and outdoor air is directly entered interior and is unsatisfactory for technique or equipment requirement, this season closes
First air inlet 5, opens air-treatment unit 4, and the included controller control of air-treatment unit equipment opens it and enters the wind one's intention as revealed in what one says
Valve, while interlocking and opening motor-driven valve 11, air is passed through by the standby cold water of other region centralized systems (such as central refrigerating heating station)
The cooling air entered the room of processing unit；
(2) when spring and autumn, outside air temperature is suitable for that outdoor air can be directly entered interior, this season opens the first air inlet 5
, air-treatment unit 4 do not run；
(3) temperature is lower when winter, and outdoor air is directly entered interior and is unsatisfactory for technique or equipment requirement, this season closes
First air inlet 5, opens air-treatment unit 4, and the included controller control of air-treatment unit equipment opens it and enters the wind one's intention as revealed in what one says
Valve, while interlocking and opening motor-driven valve 11, air-treatment is passed through by the standby hot water of other region centralized systems (such as refrigeration heating station)
The air that unit heat enters the room.
As it can be seen that the utility model is designed by increasing structure to ventilating system, the detection based on harmful gas concentration is reduced
Ventilating system operation energy consumption.After implementation, effective real-time control can be carried out to ventilating system, reduce the work of operations staff
Amount avoids that it is horizontal to improve safety in production because of production accident caused by neglecting or operating not in time.Meanwhile ventilating system can be made
The variation of real-time response extraneous factor reduces the runing time of ventilating system, compared with conventional ventilating system, has saved operation
Energy consumption plays certain effects of energy saving and emission reduction, has at raising operation automatization level, safety in production, resource-effective aspect
Higher application and popularization value.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (5)
1. based on the ventilating system of pernicious gas detection, including at least one set of ventilation blower being arranged on exterior walls of buildings or roofing
(1) and its controller (3), which is characterized in that it further include harmful gas concentration detector (2) and air-treatment unit (4), it is described
Harmful gas concentration detector (2) and air-treatment unit (4) are connected with controller (3), also set up on exterior walls of buildings
There are the first air inlet (5) and the second air inlet (6)；
The air-treatment unit (4) includes blower (16), heat exchange coil component (17) and hot and cold water watering cycle pipeline, institute
It states and is provided with outdoor air inlet and air outlet (18) on air-treatment unit (4), outdoor air inlet passes through air hose (19) and the
Two air inlets (6) are connected；The air outlet of the blower (16) is oppositely arranged with heat exchange coil component (17), the heat exchange coil group
Part (17) is flexible coupling with hot and cold water watering cycle pipeline；The hot and cold water watering cycle pipeline is connected with central refrigerating heating station,
And circulation loop is formed with heat exchange coil component, hot and cold water watering cycle pipeline includes that hot and cold water water supplying pipe (7) and hot and cold water return
Water pipe (8)；
The first shut-off valve (9), filter (10), motor-driven valve (11), the first temperature are disposed on the hot and cold water water supplying pipe (7)
Spend sensor and first pressure gauge；The second shut-off valve, balanced valve (12), are disposed on the hot and cold water return pipe (8)
Two temperature sensors (13) and second pressure gauge (14)；First shut-off valve (9) and the second shut-off valve use butterfly valve or cut-off
Valve, the filter (10) is to filter out the impurity in thermal water source or cold water source, and the motor-driven valve (11) is to realize hot and cold water
The on-off of watering cycle pipeline, first temperature sensor and second temperature sensor (13) and first pressure gauge and
Two pressure gauges (14) are respectively to show the supply and return water temperature and pressure of air-treatment unit.
2. the ventilating system according to claim 1 based on pernicious gas detection, it is characterised in that: first air inlet
(5), air inlet air-valve is provided on the second air inlet (6).
3. the ventilating system according to claim 2 based on pernicious gas detection, it is characterised in that: first air inlet
(5), air filter is additionally provided at the second air inlet (6).
4. the ventilating system according to claim 3 based on pernicious gas detection, it is characterised in that: the ventilation blower (1)
Outdoor side is provided with gravity type wind check-valve and rain cover, indoor side is provided with entry protector net.
5. the ventilating system according to claim 4 based on pernicious gas detection, it is characterised in that: the blower (16) is adopted
It is the centrifugal blower of log spiral or spiral of Archimedes with cabinet form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296910.9U CN208687923U (en) | 2018-08-13 | 2018-08-13 | Ventilating system based on pernicious gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296910.9U CN208687923U (en) | 2018-08-13 | 2018-08-13 | Ventilating system based on pernicious gas detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208687923U true CN208687923U (en) | 2019-04-02 |
Family
ID=65884985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821296910.9U Active CN208687923U (en) | 2018-08-13 | 2018-08-13 | Ventilating system based on pernicious gas detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208687923U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484203A (en) * | 2020-12-04 | 2021-03-12 | 安徽文香信息技术有限公司 | Ventilation system for intelligent classroom and control method |
| CN112556061A (en) * | 2021-01-07 | 2021-03-26 | 深圳博强建设开发有限公司 | Ventilation system and method |
-
2018
- 2018-08-13 CN CN201821296910.9U patent/CN208687923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484203A (en) * | 2020-12-04 | 2021-03-12 | 安徽文香信息技术有限公司 | Ventilation system for intelligent classroom and control method |
| CN112556061A (en) * | 2021-01-07 | 2021-03-26 | 深圳博强建设开发有限公司 | Ventilation system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206257781U (en) | A kind of laboratory multistage ventilated energy-saving control system | |
| CN201429165Y (en) | Constant-temperature and constant-humidity fresh air energy-saving system | |
| CN203010832U (en) | Automatic dust removal base station/machine room ventilation and energy saving system | |
| CN202675546U (en) | Heat recovery type phase change energy storing device | |
| CN208687923U (en) | Ventilating system based on pernicious gas detection | |
| CN105091211A (en) | Air conditioner system | |
| CN109451701A (en) | A kind of whole year can utilize data center's energy-conserving refrigeration system of outdoor air | |
| CN107143897A (en) | A kind of inexpensive soot controlling system of commercial kitchen and control method | |
| CN104949255A (en) | Air interchanger | |
| CN103900189B (en) | The refrigeration control method of a kind of machine room, Apparatus and system | |
| CN109353710A (en) | A kind of refrigeration of preserving rice and tempering system | |
| CN209730594U (en) | A kind of Multifunctional low voltage distribution box | |
| KR20120015059A (en) | Intelligent building air conditioning control system | |
| CN108426340A (en) | A kind of laboratory ventilation system | |
| CN201047649Y (en) | Air conditioner energy-saving air heat exchanger for communications machinery room | |
| CN100485282C (en) | Device for using fresh air for improving air temperature and air quality | |
| CN218972809U (en) | Green low-carbon fresh air conditioner | |
| CN204534647U (en) | Boiler fire inspection detection probe cooling air system | |
| CN204254823U (en) | A kind of intelligent ventilating system | |
| KR100981799B1 (en) | Hybrid ventilation device for mechanical ventilation and natural ventilation of apartment building with change of seasonal outside air temperature and indoor pollution level | |
| KR20150059419A (en) | Air handling unit and hvac comprising the same | |
| JP2014163551A (en) | Heat exchange ventilator | |
| CN204176810U (en) | A kind of operating room resh air requirement intelligent power saving regulator control system | |
| CN205561162U (en) | Air quality governing system | |
| CN204757215U (en) | New air conditioning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |