CN206410277U - Oxygen-enriched VMC - Google Patents
Oxygen-enriched VMC Download PDFInfo
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- CN206410277U CN206410277U CN201720055316.XU CN201720055316U CN206410277U CN 206410277 U CN206410277 U CN 206410277U CN 201720055316 U CN201720055316 U CN 201720055316U CN 206410277 U CN206410277 U CN 206410277U
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- oxygen
- air
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- enriched
- blower fan
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Abstract
The utility model provides a kind of oxygen-enriched VMC, including controller, blower fan, energy exchanger, filtering and purifying, gas mixer and oxygen unit, the blower fan, energy exchanger, filtering and purifying, gas mixer and oxygen unit are connected with controller；The blower fan includes air intake blower fan and air-out blower fan, and the gas mixer includes first entrance, second entrance, outlet, gas mixing chamber and flow controller, and the flow controller is connected with controller；The second entrance of the gas mixer is connected by pipeline with the outlet of oxygen unit.Oxygen concentration in the oxygen-enriched VMC that the utility model is provided, effective control room, effectively there is provided the oxygen-enriched new gas optimized comprehensively for purification air.
Description
Technical field
The utility model belongs to technical field of medical equipment, and in particular to a kind of oxygen-enriched VMC.
Background technology
Existence of the oxygen to the mankind is essential, and the oxygen content in air is 21% under normal circumstances, if less than 19%
People, which knows from experience, occurs the hypoxic conditions such as weak, headache, uncomfortable in chest because of oxygen insufficiency of intake；If oxygen concentration is too high, same people knows from experience
There is the phenomenon of oxygen poisoning.In situations in the surgery room, traditional air purifier of use typically only had air filtering and sterilization
Function, uses VMC, including blower fan and filter, and the defect so designed is the operating room in surgical procedure
Oxygen concentration is not high, and patient is weaker, is unfavorable for the safety progress of operation, easily causes danger, and doctor enters for a long time
Row operation can accelerate fatigue.The release of general indoor oxygen can only be promoted to indoor supplemental oxygen by the pressure of oxygen source, due to
Oxygen is bigger than air specific weight, and easily below sedimentation indoors, diffusivity is low, it is impossible to quick well to improve indoor integrated air oxygen
Concentration.Especially have the shortcomings that air circulation is bad in highlands oxygen disperse, the VMC in operating room purification
Have that oxygen concentration is not high, be unfavorable for the safety progress of operation.Highlands oxygen is thin, and the method generally used is to carry out interior
Disperse, commonly used approach is to fasten door and window and by oxygen disperse to interior, to improve the content of partial oxygen, can eliminate height
Original reaction, but be due to close the doors and windows, and door and window is also needed to do special encapsulation process, and room air can be caused muddy, it is unfavorable
In health.
CN201420337163.4 discloses indoor circulation oxygen enriched fresh air machine, including air filtering box, panel, ventilation shaft
And air outlet, panel is installed on air filtration lower box part, and ventilation shaft connects the ventilating opening of air filtering box, ventilation shaft end
Provided with air outlet, it is located in air filtering box on the inside of panel and filter is installed, air filtering box internal upper part installs vortex fan,
Air filtering box is provided with power control system；It is located at air outlet one end in ventilation shaft and anion generator, anion is installed
Oxygen therapy port is installed, oxygen therapy port connects oxygen source by oxygen cathete in the ventilation shaft on the inside of generator.The device passes through air
Rose Box, ventilation shaft and air outlet form large area air circulation system indoors, fail in effective control and process chamber
Oxygen concentration.
CN201520231881.8 discloses a kind of oxygen-enriched fresh air induction system, including：First detection module, works as detecting
Preceding IAQ；First judge module, for judging whether to perform fresh air swap operation；Fresh air Switching Module, is performed new
Wind swap operation；Temperature adjustment module, for performing temperature adjustment operation to fresh air after exchange；Cleaning module, for performing
The fresh air of complete temperature adjustment operation performs purification run；Foul atmosphere discharges module, outdoor for foul indoor air to be discharged；
Module and negative oxygen ion generating device occur for oxygen, for fresh air after cleaning get in foul atmosphere discharge it is outdoor after,
Perform oxygen generation operation and negative oxygen ion is operated.In product effect, this system provides the oxygen-enriched room optimized comprehensively in
Air, but do not refer to related device for the control of air and indoor oxygen concentration.
CN201520583373.6 discloses a kind of air energy contracurrent system, including blower fan, energy exchanger, filtration, purification
Device, the blower fan includes air intake blower fan and air-out blower fan, and the air outlet of the air intake blower fan is net by pipeline and the filtering
Disguise the import put to be connected, the outlet of the filtering and purifying passes through the fresh air inlet of pipeline and the energy exchanger
It is connected, the air outlet of the air-out blower fan is connected by pipeline with the waste air entrance of the energy exchanger.The system
It can effectively ensure that indoor and outdoor air is uninterruptedly circulated, maintain room air fresh, but lack corresponding oxygen in operation application
Gas concentration control apparatus.
Utility model content
In view of the shortcomings of the prior art, the utility model provides the oxygen in a kind of oxygen-enriched VMC, effective control room
Gas concentration, effectively there is provided the oxygen-enriched new gas optimized comprehensively for purification air.
In order to solve the above technical problems, the utility model provides following technical scheme：Oxygen-enriched VMC, including control
Device, blower fan, energy exchanger, filtering and purifying, gas mixer and oxygen unit, the blower fan, energy exchange dress
Put, filtering and purifying, gas mixer and oxygen unit are connected with controller；The blower fan includes air intake blower fan and gone out
Wind blower fan, the air outlet of the air intake blower fan is connected by pipeline with the import of the filtering and purifying, the air-out wind
The air inlet of machine is connected by pipeline with the waste air outlet of the energy exchanger, and the gas mixer includes first
Entrance, second entrance, outlet, gas mixing chamber and flow controller, the flow controller are connected with controller；The gas
The first entrance of mixing arrangement is connected by pipeline with the outlet of filtering and purifying, the second entrance of the gas mixer
It is connected by pipeline with the outlet of oxygen unit, the outlet of the gas mixer is filled by pipeline and the energy exchange
The fresh air inlet put is connected.The fresh air exit of the energy exchanger is provided with oxygen concentration sensor, the oxygen
Concentration sensor is connected with controller.The exit of the oxygen unit is provided with oxygen flow adjuster；The oxygen flow
Adjuster is connected with controller.
The exit of the oxygen unit is provided with oxygen filter；The oxygen filter is connected with controller.
The exit of the oxygen unit is provided with pressure gauge；The pressure gauge is connected with controller.
The fresh air exit of the energy exchanger is provided with gas mass flow gauge, the gas mass flow gauge with
Controller is connected.
The oxygen-enriched VMC includes humidifier, and the humidifier is connected with controller；The gas mixer is also
Provided with the 3rd entrance；The gas outlet of the humidifier is connected with the 3rd entrance of gas mixer.
The oxygen-enriched VMC includes display screen, and the display screen is connected with gas mass flow gauge, works as showing
Preceding gas relevant parameter.
The oxygen unit includes oxygenerator.
Volume damper is provided with the pipeline of air intake blower fan air outlet and air-out blower fan the air outlet connection.
The air and oxygen entered by pipeline is due to the space sudden enlargement of gas mixing chamber, the pressure wink of mixed gas
Between reduce, gas mixing is more uniform；Mixed gas controls flow by flow controller, is entering energy exchanger
Fresh air inlet before the content of oxygen is detected by oxygen concentration sensor, signal is passed into controller, oxygen concentration is confirmed
(22%~25%) within the limits prescribed whether, controller control oxygen flow adjuster adjusts oxygen and filled into gas mixing
Flow in putting, to reach effective control and the indoor oxygen concentration of detection；The humidity of gas mass flow gauge detection gas,
Temperature, dust, pernicious gas content etc., moreover it is possible to the flow for the gas that control is got in.
The beneficial effects of the utility model：
The utility model provides a kind of oxygen-enriched VMC, has the effect that
1) uninterruptedly circulated by indoor and outdoor air, make room air fresh oxygen-enriched；
2) in cyclic process, the air oxygen concentration of entrance is effectively controlled 22%~25%, meets operating room oxygen
Demand, in the case where patient is weak, the safety beneficial to operation is carried out, it is to avoid dangerous generation；
3) sufficient oxygen, beneficial to doctor's fatigue-relieving；
4) enough oxygen concentrations, can effectively ensure the oxygen content in air of interior；The continual circulation of blower fan, effectively makes
Air is fresh oxygen-enriched, solves the thin altitude sickness brought of highlands oxygen, the problems such as solving the quality of contaminated areas air；
5) air and oxygen entered by pipeline enters after gas mixing chamber, because the space of gas mixing chamber is expanded suddenly
Greatly, the pressure moment of mixed gas reduces, and gas mixing is more uniform so that detection oxygen concentration is rationally effective；Gas mixing
Device, effectively makes gas mixing uniform so that it is more rationally convenient that gas is used；
6) humidity, temperature, dust, pernicious gas content of gas mass flow gauge detection gas etc., are effectively ensured air
It is fresh and pure.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structured flowchart of the utility model embodiment.
Above-mentioned reference：
1 energy exchanger, 2 filtering and purifyings, 3 air intake blower fans, 4 oxygen units, 5 gas mixers, 6 air-out wind
Machine, oxygen flow adjuster 7, oxygen concentration sensor 8.
Embodiment
The utility model is further described with specific embodiment below, but the utility model is not by following embodiments
Restriction.
Embodiment 1
As shown in figure 1, oxygen-enriched VMC, including controller, blower fan, energy exchanger 1, filtering and purifying 2, gas
Body mixing arrangement 5 and oxygen unit 4, the blower fan, energy exchanger 1, filtering and purifying 2, gas mixer 5 and oxygen
Device of air 4 is connected with controller；The blower fan includes air intake blower fan 3 and air-out blower fan 6, the air outlet of the air intake blower fan 3
It is connected by pipeline with the import of the filtering and purifying 2, the air inlet of the air-out blower fan 6 passes through pipeline and the energy
The waste air outlet of amount switch 1 is connected, and the gas mixer 5 includes first entrance, second entrance, outlet, gas
Hybrid chamber and flow controller, the flow controller are connected with controller；The first entrance of the gas mixer 5 passes through
Pipeline is connected with the outlet of filtering and purifying 2, and the second entrance of the gas mixer 5 passes through pipeline and oxygen unit 4
Outlet be connected, the outlet of the gas mixer 5 is connected by pipeline with the fresh air inlet of the energy exchanger 1
Connect.The exit of the oxygen unit 4 is provided with oxygen flow adjuster 7；The oxygen flow adjuster 7 connects with controller
Connect.The oxygen flow adjuster 7 effectively adjusts the amount that oxygen enters gas mixer 5, it is ensured that oxygen concentration is in rule
Determine in scope.Before oxygen flow adjuster 7, a check-valves is set, prevents oxygen from flowing back.The energy exchanger 1
Fresh air exit is provided with oxygen concentration sensor 8, and the oxygen concentration sensor 8 is connected with controller.The oxygen concentration
Sensor 8, concentration of the monitoring oxygen in gas, is easy to the flow of the follow-up oxygen of regulation in time in real time.
The exit of the oxygen unit 4 is provided with oxygen filter；The oxygen filter is connected with controller.It is described
Oxygen filter is by particulate leaching present in oxygen unit 4.
The exit of the oxygen unit 4 is provided with pressure gauge；The pressure gauge is connected with controller.The oxygen unit
4 pressure gauge, is easy to user's real-time monitored oxygen pressure, is easy to adjust oxygen pressure.
The fresh air exit of the energy exchanger 1 is provided with gas mass flow gauge, the gas mass flow gauge
It is connected with controller.The gas mass flow gauge, in real time monitoring output air quality, it is ensured that air it is pure with it is new
It is fresh.
The oxygen-enriched VMC includes humidifier, and the humidifier is connected with controller；The gas mixer 5 is also
Provided with the 3rd entrance；The gas outlet of the humidifier is connected with the 3rd entrance of gas mixer 5.The humidifier, energy
According to the numerical value of gas mass flow gauge, gas is humidified in real time, it is ensured that the humidity of room air.
The oxygen-enriched VMC includes display screen, and the display screen is connected with gas mass flow gauge, works as showing
Preceding gas relevant parameter, is easy to user to observe the situation of room air.
The oxygen unit 4 includes oxygenerator.
Volume damper is provided with the pipeline of the air outlet of air intake blower fan 3 and air-out blower fan 6 the air outlet connection.
Operation principle：Air intake blower fan 3 is forced to send into outdoor fresh air, is passed through first after outdoor fresh air feeding
Filtering and purifying 2 is crossed, bacterium, virus, dust, pernicious gas etc. is filtered out, after filtering out, air enters pipeline；Oxygen unit 4
In oxygen handled by oxygen filter after enter pipeline；The air and oxygen entered by pipeline is due to gas mixer
The space sudden enlargement of gas mixing chamber in 5, the pressure moment of mixed gas reduces, and gas mixing is more uniform；After mixing
Gas flow is controlled by flow controller, send into energy exchanger 1 from the fresh air inlet of energy exchanger 1.Simultaneously
Air-out blower fan 6 is forced to discharge indoor waste air, and waste air sends into energy exchanger 1 from the waste air entrance of energy exchanger 1,
The waste air of discharge and the fresh air of feeding are swapped through energy exchanger 1, and further filtering and purified treatment.Handed over through energy
After the processing of changing device 1, fresh air is fed through interior, dirt of the waste air from energy exchanger 1 from the fresh air outlet of energy exchanger 1
Wind outlet is expelled to outdoor, so as to complete the process of indoor and outdoor air circulation, so ensures that indoor and outdoor air is constantly circulated, maintains
Room air is fresh.
The content of oxygen is detected by oxygen concentration sensor 8 when exporting output from the fresh air of energy exchanger 1, will
Whether within the limits prescribed (22%~25%) signal passes to controller, confirm oxygen concentration, controller control oxygen stream
The flow that the regulation oxygen of adjuster 7 enters in gas mixer 5 is measured, to reach that effective control and the indoor oxygen of detection are dense
Degree；Humidity, temperature, dust, pernicious gas content of gas mass flow gauge detection gas etc., moreover it is possible to the gas that control is got in
The flow of body；Energy exchanger 1 uses total-heat exchanger, and the gas of mixed gas device 5 is handed over by filtering, purification, heat
Interior is sent into after changing, while again by indoor pernicious gas by discharging outdoor after filtering, purification, heat exchange, it is effective to ensure
The continuous circulation of indoor and outdoor gas.
The oxygen-enriched VMC that the utility model is provided uninterruptedly is circulated by indoor and outdoor air, enough oxygen concentrations,
The oxygen content in air of interior can effectively be ensured, make room air fresh oxygen-enriched；In cyclic process, the air oxygen of entrance is dense
Degree is effectively controlled 22%~25%, meets the demand of operating room oxygen, in the case where patient is weak, beneficial to the safety of operation
Carry out, it is to avoid dangerous generation；Sufficient oxygen, beneficial to doctor's fatigue-relieving；The continual circulation of blower fan, effectively makes air new
It is fresh oxygen-enriched, the thin altitude sickness brought of highlands oxygen is solved, the problems such as solving the quality of contaminated areas air.
Preferably, the energy exchanger 1 uses total-heat exchanger to the utility model.
Total-heat exchanger is to be sent into interior after outdoor live gas is passed through filtering, purification, heat exchange process by one kind, simultaneously
Again by indoor contaminated pernicious gas by filtering, purification.Outdoor is discharged after heat exchange process, and the temperature of interior is substantially not
By a kind of energy-efficient of new wind effect, the high-tech product of environment-friendly type.
The Total heat exchange process of total-heat exchanger：The foul atmosphere of indoor discharge and the fresh air of outdoor feeding both passed through
Heat transfer plate exchange temperature, at the same further through on plate micropore exchange humidity so that reach not only ventilation but also keep Indoor Temperature, it is wet
Spend stable effect.When total-heat exchanger is being run the cooling in summer phase, fresh air obtains cold from air draft, reduces temperature,
Simultaneously by fan-drying, make the reduction of fresh air humidity；When running in the winter time, fresh air obtains heat from air draft, elevates the temperature, together
When humidified by air draft.
For ease of the gas channel in advancing equipment, to reduce machine volume, total-heat exchanger employs distributary, static
Heat-exchangers of the plate type.That is,：The direction of motion of cold and hot gas is mutually perpendicular to, the heat convection that its air-flow belongs in turbulent boundary layer
Property.
Total-heat exchanger mainly includes heat-exchange system, dynamical system, filtration system, control system, noise reduction system and outer
Shell.
1st, dynamical system：Total-heat exchanger power section uses high efficiency, noise reducing fan.To through and filtering, only
The mandatory feeding of outdoor fresh air after change and heat exchange process is indoor, while by filtering, purification and heat exchange process
The mandatory discharge of indoor harmful gas afterwards is outdoor.
2nd, filtration system：The filtration system of total-heat exchanger is divided into just effect, middle effect, sub- efficient and efficient four kinds of filters.
Ventilator sets air cleaner respectively in two air inlets, the impurity such as dust particle, fiber that effectively can be crossed in air filtering,
Effectively prevent the impurity such as the dust in outdoor air from getting in the purpose for reaching purification, and ensure the heat-exchanging part of main frame
Adhered to by dirt and influence equipment performance.
3rd, control system：1. total-heat exchanger selects reliable electric appliance component, is realized not with safe and reliable long-lived name operation
With the control of air quantity.2. different control modes are matched according to different use environments.3. automatic, timing can be realized, it is preset.
4th, noise reduction system：Sticking polyethylene expanded material on the inside of total-heat exchanger host housing, there is length sheet metal component junction
Encapsulant is imitated, the noise of complete machine can be effectively reduced.
5th, shell：Total-heat exchanger shell uses case frame structure.The different materials such as cold drawing plastic-spraying, stainless steel plate are respectively adopted
Matter, can also select unlike material processing according to user's actual need.
Filtering and purifying of the present utility model, preferably by SHF air filtration purification techniques.SHF purification techniques is
Multilayer cleaning system is United States Atomic Energy Commission specifically designed for the scientists radiation proof of U.S. He Yan rooms and processing air pollution
Life system.Harmful media such as dust, bacterium, virus, pernicious gas, peculiar smell in fresh air can effectively be filtered.Its
With following advantage：
1st, efficiency of dust collection is high：Four layers filtering, prevent dust slip into.HEPA can capture 0.3 micron of fine dust, comprehensively Du
Floating dust indoor absolutely, dust pollution；
2nd, high-effect sterilization：Certification is detected by the Center for Disease Control (CDC), HEPA reaches to air disinfection rate
99.97%.
3rd, fresh air is reduced：The room air of introducing, after high-effect filtering, can be filtered out therein thin comprehensively
Harmful medium such as bacterium, virus, dust, pernicious gas, peculiar smell, allows and gets in fresh, clean, the oxygen-enriched state of air holding.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (8)
1. oxygen-enriched VMC, it is characterised in that including controller, blower fan, energy exchanger, filtering and purifying, gas
Mixing arrangement and oxygen unit, the blower fan, energy exchanger, filtering and purifying, gas mixer and oxygen unit
It is connected with controller；The blower fan includes air intake blower fan and air-out blower fan, the air outlet of the air intake blower fan by pipeline with
The import of the filtering and purifying is connected, and the air inlet of the air-out blower fan passes through pipeline and the energy exchanger
Waste air outlet is connected, and the gas mixer includes first entrance, second entrance, outlet, gas mixing chamber and flow control
Device processed, the flow controller is connected with controller；The first entrance of the gas mixer passes through pipeline and filtration, purification
The outlet of device is connected, and the second entrance of the gas mixer is connected by pipeline with the outlet of oxygen unit, described
The outlet of gas mixer is connected by pipeline with the fresh air inlet of the energy exchanger；The energy exchanger
Fresh air exit be provided with oxygen concentration sensor, the oxygen concentration sensor is connected with controller；The oxygen unit
Exit be provided with oxygen flow adjuster；The oxygen flow adjuster is connected with controller.
2. oxygen-enriched VMC according to claim 1, it is characterised in that the exit of the oxygen unit sets aerobic
Air filter；The oxygen filter is connected with controller.
3. oxygen-enriched VMC according to claim 1, it is characterised in that the exit of the oxygen unit is provided with pressure
Power table；The pressure gauge is connected with controller.
4. oxygen-enriched VMC according to claim 1, it is characterised in that the fresh air exit of the energy exchanger
Gas mass flow gauge is provided with, the gas mass flow gauge is connected with controller.
5. oxygen-enriched VMC according to claim 1, it is characterised in that the oxygen-enriched VMC includes humidifier,
The humidifier is connected with controller；The gas mixer is additionally provided with the 3rd entrance；The gas outlet of the humidifier and gas
3rd entrance of body mixing arrangement is connected.
6. oxygen-enriched VMC according to claim 1, it is characterised in that the oxygen-enriched VMC includes display screen,
The display screen is connected with gas mass flow gauge.
7. oxygen-enriched VMC according to claim 1, it is characterised in that the oxygen unit includes oxygenerator.
8. oxygen-enriched VMC according to claim 1, it is characterised in that the air intake blower fan air outlet and air-out blower fan
Volume damper is provided with the pipeline of air outlet connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055316.XU CN206410277U (en) | 2017-01-18 | 2017-01-18 | Oxygen-enriched VMC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055316.XU CN206410277U (en) | 2017-01-18 | 2017-01-18 | Oxygen-enriched VMC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206410277U true CN206410277U (en) | 2017-08-15 |
Family
ID=59556169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720055316.XU Active CN206410277U (en) | 2017-01-18 | 2017-01-18 | Oxygen-enriched VMC |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716752A (en) * | 2018-04-09 | 2018-10-30 | 深圳市赛亿科技开发有限公司 | Intelligent air condition and its control method, computer readable storage medium |
| CN110230862A (en) * | 2018-03-06 | 2019-09-13 | 四季洋圃生物机电股份有限公司 | Energy saving Total heat exchange air handling system |
| CN110454957A (en) * | 2018-05-07 | 2019-11-15 | 武汉海博瑞科技有限公司 | The disperse formula oxygen generation system of highlands |
-
2017
- 2017-01-18 CN CN201720055316.XU patent/CN206410277U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230862A (en) * | 2018-03-06 | 2019-09-13 | 四季洋圃生物机电股份有限公司 | Energy saving Total heat exchange air handling system |
| CN108716752A (en) * | 2018-04-09 | 2018-10-30 | 深圳市赛亿科技开发有限公司 | Intelligent air condition and its control method, computer readable storage medium |
| CN110454957A (en) * | 2018-05-07 | 2019-11-15 | 武汉海博瑞科技有限公司 | The disperse formula oxygen generation system of highlands |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: Floor 1-3, building A1, Hunan Lugu international medical device Industrial Park, 229 Guyuan Road, high tech Development Zone, Changsha, Hunan Province, 410205 Patentee after: Hunan Tairui Medical Technology Co.,Ltd. Address before: No.229 Guyuan Road, high tech Development Zone, Changsha, Hunan 410000 Patentee before: HUNAN TECHRAY MEDICAL Co.,Ltd. |