CN105716147A - Pipe type room air purifying system and method - Google Patents
Pipe type room air purifying system and method Download PDFInfo
- Publication number
- CN105716147A CN105716147A CN201610044179.XA CN201610044179A CN105716147A CN 105716147 A CN105716147 A CN 105716147A CN 201610044179 A CN201610044179 A CN 201610044179A CN 105716147 A CN105716147 A CN 105716147A
- Authority
- CN
- China
- Prior art keywords
- air
- exhaust
- pipeline
- air inlet
- room
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000004887 air purification Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 abstract description 14
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000035285 Allergic Seasonal Rhinitis Diseases 0.000 description 1
- 208000002979 Influenza in Birds Diseases 0.000 description 1
- 201000009906 Meningitis Diseases 0.000 description 1
- 206010048908 Seasonal allergy Diseases 0.000 description 1
- 206010064097 avian influenza Diseases 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 201000008827 tuberculosis Diseases 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a pipe type room air purifying system and method. The system comprises an intake device, an exhaust device and an inner circulating pipe; the intake device includes an intake pipe; an intake valve is mounted in an intake port of the intake pipe; an exhaust port of the intake pipe is communicated with a room; the intake pipe is provided with an intake suction fan, a high-temperature heating net and a condenser in sequence; the exhaust device includes multiple exhaust branch pipes, an air buffer tank and an exhaust pipe; intake ports of the multiple exhaust branch pipes are communicated with the room; exhaust ports of all the exhaust branch pipes are connected with the air buffer tank; the air buffer tank is connected with the exhaust pipe; an exhaust suction fan is mounted on the exhaust pipe; an exhaust valve is mounted in an exhaust port of the exhaust pipe; one end of the inner circulating pipe is connected with the exhaust pipe, and the other end of the inner circulating pipe is communicated with the intake pipe; and an inner circulating valve is arranged on the inner circulating pipe. The system can kill harmful bacteria in air while promoting air circulation, so that human bodies are free of being harmed by the bacteria.
Description
Technical Field
The invention relates to an air purification system, in particular to a pipeline type room air purification system and method.
Background
In the air environment which can be borne by human health, about four thousand bacteria exist in each cubic meter of air, the bacteria in the air can be propagated, and when a certain amount is reached, the human body can be injured. Indoor air contains more microorganisms than outdoor air, especially in places such as basements, cabin cabins and the like which are not favorable for air circulation. Many common diseases transmitted by bacteria are caused by corresponding pathogenic bacteria contained in the air, such as tuberculosis, influenza, pollinosis, meningitis and the like, wherein severe diseases include SARS and avian influenza which cause harm to human life and health through air infection and even fatal harm. The total number of bacteria in a plurality of public places reaches more than one hundred thousand, and the health of people is seriously damaged in the polluted air environment such as the epidemic season. The traditional air exhaust device can promote air circulation, but cannot kill bacteria in the air, so that harmful components still exist.
Disclosure of Invention
The invention aims to provide a pipeline type room air purification system and method, which can promote air circulation and kill harmful bacteria in the air so as to prevent human bodies from being harmed by the bacteria.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a ducted room air purification system includes an air intake device, an air exhaust device and an internal circulation duct disposed outside a room; wherein,
the air inlet device comprises an air inlet pipeline, an air inlet of the air inlet pipeline is communicated with the outside air, an air inlet valve is installed at the air inlet of the air inlet pipeline, an air outlet of the air inlet pipeline is communicated with a room, and an air inlet exhaust fan, a high-temperature heating net and a condenser are sequentially installed on the air inlet pipeline from the air inlet to the air outlet;
the air exhaust device comprises a plurality of exhaust branch pipes, an air buffer tank and an exhaust pipeline, wherein air inlets of the plurality of exhaust branch pipes are uniformly distributed around a room and are communicated with the room, air outlets of all the exhaust branch pipes are connected with the air buffer tank, the air buffer tank is connected with an air inlet of the exhaust pipeline, an exhaust fan is installed on the exhaust pipeline, an air outlet of the exhaust pipeline is communicated with outside air, and an exhaust valve is installed at an air outlet of the exhaust pipeline;
the one end of inner loop pipeline with exhaust duct connects, and is located between exhaust valve and the exhaust air exhauster, the other end of inner loop pipeline with the admission line intercommunication, and be located between admission valve and the air exhauster, be provided with the inner loop valve on the inner loop pipeline.
According to the technical scheme, the high-temperature heating net is used for heating the external air to 180-230 ℃.
According to the technical scheme, the air inlet of each exhaust branch pipe is provided with the filter screen.
Correspondingly, the invention also provides a pipeline type room air purification method based on the system, when the room exchanges air with the outside, the method comprises the following steps:
s101, closing an internal circulation valve, and opening an exhaust valve, an air inlet valve, an exhaust fan and an air inlet fan;
s102, under the action of an exhaust fan, air in a room enters an air buffer tank through each exhaust branch pipe and is exhausted into external air through an exhaust pipeline;
s103, external air is sucked into the air inlet pipeline through the air inlet exhaust fan, then is heated through the high-temperature heating net to obtain high-temperature purified air, and the high-temperature purified air is cooled to normal temperature through the condenser and is conveyed into a room.
According to the technical scheme, when the room does not exchange air with the outside, the method comprises the following steps:
s201, closing an exhaust valve and an air inlet valve, and opening an internal circulation valve, an exhaust fan and/or an air inlet fan;
s202, air in a room enters an air buffer tank through each exhaust branch pipe under the action of wind pressure and then enters an air inlet pipeline through an exhaust pipeline and an internal circulation pipeline respectively;
s203, heating the air entering the air inlet pipeline by a high-temperature heating net to obtain high-temperature purified air, cooling the high-temperature purified air to normal-temperature purified air by a condenser, and conveying the purified air to a room.
According to the technical scheme, the high-temperature heating net heats air to 180-230 ℃.
The invention has the following beneficial effects: the high-temperature purified air is obtained by sterilizing the external air entering the air inlet pipeline at high temperature through the high-temperature heating net, and then the high-temperature purified air is reduced to the room temperature through the condenser, so that the normal-temperature purified air convenient to breathe is input into the room; the invention also arranges a plurality of branch pipes for uniformly discharging the waste gas in the room, and the air discharged in the room is gathered in the air buffer tank through the exhaust branch pipe and then discharged through the exhaust pipeline. The invention greatly reduces the content of harmful bacteria in the air in the room, eliminates the hidden danger of human health and simultaneously promotes the circulation of the air in the room.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of the ducted room air purification system of the present invention;
fig. 2 is a flow chart of a ducted room air purification method according to the present invention.
In the figure: 1-room; 2-filtering the screen; 3-an exhaust branch pipe; 4-an air buffer tank; 5-an exhaust duct; 6-exhaust air exhauster; 7-an exhaust valve; 8-an internal circulation pipeline; 9-internal circulation valve; 10-an air intake duct; 11-an intake valve; 13-an air intake blower; 15-high temperature heating of the net; and 17-a condenser.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, a ducted room air cleaning system includes an air intake device, an air discharge device, and an internal circulation duct 8 provided outside a room; wherein,
the air inlet device comprises an air inlet pipeline 10, an air inlet of the air inlet pipeline 10 is communicated with external air, an air inlet valve 11 is installed at the air inlet of the air inlet pipeline 10, an air outlet of the air inlet pipeline 10 is communicated with the room 1, and an air inlet exhaust fan 13, a high-temperature heating net 15 and a condenser 17 are sequentially installed on the air inlet pipeline 10 from the air inlet to the air outlet;
the exhaust device comprises a plurality of exhaust branch pipes 3, an air buffer tank 4 and an exhaust pipeline 5, wherein air inlets of the plurality of exhaust branch pipes 3 are uniformly distributed around a room 1 and communicated with the room 1, air outlets of all the exhaust branch pipes 3 are connected with the air buffer tank 4, the air buffer tank 4 is connected with an air inlet of the exhaust pipeline 5, an exhaust fan 6 is installed on the exhaust pipeline 5, an air outlet of the exhaust pipeline 5 is communicated with external air, and an exhaust valve 7 is installed at an air outlet of the exhaust pipeline 5;
one end of the internal circulation pipeline 8 is connected with the exhaust pipeline 5 and is positioned between the exhaust valve 7 and the exhaust fan 6, the other end of the internal circulation pipeline 8 is communicated with the air inlet pipeline 10 and is positioned between the air inlet valve 11 and the air inlet fan 13, and the internal circulation pipeline 8 is provided with an internal circulation valve 9.
In a preferred embodiment of the present invention, as shown in FIG. 1, a high temperature heating net 15 is used to heat the outside air to 180-230 ℃ to kill most harmful bacteria.
In the preferred embodiment of the present invention, as shown in fig. 1, a filter screen 2 is installed at the air inlet of each exhaust branch pipe 3 for filtering impurities in the air in the room to prevent the exhaust branch pipes from being clogged.
The air inlet device and the air outlet device are connected through the internal circulation pipeline, when the internal circulation valve is opened, the air outlet pipeline is communicated with the air inlet pipeline, indoor air to be discharged forms circulation through the air outlet pipeline and the air inlet pipeline, and when the internal circulation valve is closed, the air outlet pipeline is disconnected with the air inlet pipeline, so that the indoor air to be discharged and the external air to be entered are separated.
As shown in fig. 2, a ducted room air cleaning method based on the above system, when the room exchanges air with the outside, includes the following steps:
s101, closing an internal circulation valve, and opening an exhaust valve, an air inlet valve, an exhaust fan and an air inlet fan;
s102, under the action of an exhaust fan, air in a room enters an air buffer tank through each exhaust branch pipe and is exhausted into external air through an exhaust pipeline;
s103, external air is sucked into the air inlet pipeline through the air inlet exhaust fan, then is heated through the high-temperature heating net to obtain high-temperature purified air, and the high-temperature purified air is cooled to normal temperature through the condenser and is conveyed into a room.
In a preferred embodiment of the present invention, as shown in fig. 2, a ducted room air purification method based on the above system, when the room does not exchange air with the outside, comprises the following steps:
s201, closing an exhaust valve and an air inlet valve, and opening an internal circulation valve, an exhaust fan and/or an air inlet fan;
s202, air in a room enters an air buffer tank through each exhaust branch pipe under the action of wind pressure and then enters an air inlet pipeline through an exhaust pipeline and an internal circulation pipeline respectively;
s203, heating the air entering the air inlet pipeline by a high-temperature heating net to obtain high-temperature purified air, cooling the high-temperature purified air to normal-temperature purified air by a condenser, and conveying the purified air to a room.
In a preferred embodiment of the present invention, the high temperature heating net heats the air to 180-230 ℃ to kill most harmful bacteria.
When the invention is applied specifically, the following two situations are included:
1. when the room is easy to exchange air with the outside, such as a home room, an office and the like, closing an internal circulation valve, opening an exhaust valve, an air inlet valve, an exhaust fan and an air inlet fan, filtering the air in the room by a filter screen under the action of wind pressure, then entering an air buffer tank through each exhaust branch pipe, then exhausting the air into the outside air through an exhaust pipeline, sucking the outside air into the air inlet pipeline through the air inlet fan, heating the air to 180-230 ℃ through a high-temperature heating net, killing harmful bacteria in the air at high temperature to obtain high-temperature purified air, reducing the high-temperature purified air to the room temperature after entering a condenser, and conveying the obtained normal-temperature purified air convenient to breathe into the room;
2. when the room is not easy to exchange air with the outside, namely the room is in a closed state, such as a cabin and the like, an exhaust valve and an air inlet valve are closed, an internal circulation valve, an exhaust fan and/or an air inlet exhaust fan are opened, the air in the room is filtered by a filter screen under the action of wind pressure and then enters an air buffer tank through exhaust branch pipes, then enters an air inlet pipeline through an exhaust pipeline and an internal circulation pipeline respectively, then is heated to 180-230 ℃ through a high-temperature heating net, harmful bacteria in the air are killed at high temperature to obtain high-temperature purified air, the high-temperature purified air enters a condenser and then is reduced to room temperature, and the normal-temperature purified air convenient to breathe is obtained and is conveyed.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (6)
1. A ducted room air purification system, characterized in that, the system includes an air intake device, an air exhaust device and an internal circulation duct which are arranged outside the room; wherein,
the air inlet device comprises an air inlet pipeline, an air inlet of the air inlet pipeline is communicated with the outside air, an air inlet valve is installed at the air inlet of the air inlet pipeline, an air outlet of the air inlet pipeline is communicated with a room, and an air inlet exhaust fan, a high-temperature heating net and a condenser are sequentially installed on the air inlet pipeline from the air inlet to the air outlet;
the air exhaust device comprises a plurality of exhaust branch pipes, an air buffer tank and an exhaust pipeline, wherein air inlets of the plurality of exhaust branch pipes are uniformly distributed around a room and are communicated with the room, air outlets of all the exhaust branch pipes are connected with the air buffer tank, the air buffer tank is connected with an air inlet of the exhaust pipeline, an exhaust fan is installed on the exhaust pipeline, an air outlet of the exhaust pipeline is communicated with outside air, and an exhaust valve is installed at an air outlet of the exhaust pipeline;
the one end of inner loop pipeline with exhaust duct connects, and is located between exhaust valve and the exhaust air exhauster, the other end of inner loop pipeline with the admission line intercommunication, and be located between admission valve and the air exhauster, be provided with the inner loop valve on the inner loop pipeline.
2. The system of claim 1, wherein the high temperature heating net is used for heating the external air to 180-230 ℃.
3. The system of claim 1, wherein a screen is installed at an air inlet of each exhaust branch pipe.
4. A ducted room air cleaning method based on the system of claim 1, when the room exchanges air with the outside, comprising the steps of:
s101, closing an internal circulation valve, and opening an exhaust valve, an air inlet valve, an exhaust fan and an air inlet fan;
s102, under the action of an exhaust fan, air in a room enters an air buffer tank through each exhaust branch pipe and is exhausted into external air through an exhaust pipeline;
s103, external air is sucked into the air inlet pipeline through the air inlet exhaust fan, then is heated through the high-temperature heating net to obtain high-temperature purified air, and the high-temperature purified air is cooled to normal temperature through the condenser and is conveyed into a room.
5. The method as claimed in claim 4, wherein when the room is not in air exchange with the outside, comprising the steps of:
s201, closing an exhaust valve and an air inlet valve, and opening an internal circulation valve, an exhaust fan and/or an air inlet fan;
s202, air in a room enters an air buffer tank through each exhaust branch pipe under the action of wind pressure and then enters an air inlet pipeline through an exhaust pipeline and an internal circulation pipeline respectively;
s203, heating the air entering the air inlet pipeline by a high-temperature heating net to obtain high-temperature purified air, cooling the high-temperature purified air to normal-temperature purified air by a condenser, and conveying the purified air to a room.
6. The method according to claim 4 or 5, wherein the high temperature heating net heats the air to 180-230 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044179.XA CN105716147A (en) | 2016-01-23 | 2016-01-23 | Pipe type room air purifying system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610044179.XA CN105716147A (en) | 2016-01-23 | 2016-01-23 | Pipe type room air purifying system and method |
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| Publication Number | Publication Date |
|---|---|
| CN105716147A true CN105716147A (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610044179.XA Pending CN105716147A (en) | 2016-01-23 | 2016-01-23 | Pipe type room air purifying system and method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105716147A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895603A (en) * | 2017-12-07 | 2019-06-18 | 联合汽车电子有限公司 | Air inlet pipeline and air inlet method |
| CN112107718A (en) * | 2020-09-24 | 2020-12-22 | 宁夏马连富电力科技有限公司 | Device for efficiently capturing and killing new coronavirus in air |
| CN113349102A (en) * | 2021-07-22 | 2021-09-07 | 青岛大牧人机械股份有限公司 | Improved row-connected poultry house |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003130391A (en) * | 2001-10-18 | 2003-05-08 | Sanyo Electric Co Ltd | Air conditioner |
| CN1603699A (en) * | 2003-09-30 | 2005-04-06 | 赵索赋 | Indoor sterilizing and purifying unit |
| CN2766846Y (en) * | 2005-03-02 | 2006-03-29 | 江二文 | High temperature sterilizing filter |
| CN200943915Y (en) * | 2006-09-04 | 2007-09-05 | 天津市天创置业有限公司 | Household air venting system capable of promoting indoor air quality |
| CN101915453A (en) * | 2010-08-09 | 2010-12-15 | 杭州正方环境科技工程有限公司 | Voltage-stabilizing and energy-saving air-conditioner air supply device |
| CN102486325A (en) * | 2010-12-01 | 2012-06-06 | 西安中科麦特电子技术设备有限公司 | Circulating system of high-temperature aging room with ventilation function |
| CN103335363A (en) * | 2013-05-22 | 2013-10-02 | 华中科技大学 | Control device and control method for integral centralized air processing system |
| CN104864540A (en) * | 2015-05-28 | 2015-08-26 | 天津龙川精工洁净技术发展有限公司 | Independent self-circulation type clean operation room |
-
2016
- 2016-01-23 CN CN201610044179.XA patent/CN105716147A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003130391A (en) * | 2001-10-18 | 2003-05-08 | Sanyo Electric Co Ltd | Air conditioner |
| CN1603699A (en) * | 2003-09-30 | 2005-04-06 | 赵索赋 | Indoor sterilizing and purifying unit |
| CN2766846Y (en) * | 2005-03-02 | 2006-03-29 | 江二文 | High temperature sterilizing filter |
| CN200943915Y (en) * | 2006-09-04 | 2007-09-05 | 天津市天创置业有限公司 | Household air venting system capable of promoting indoor air quality |
| CN101915453A (en) * | 2010-08-09 | 2010-12-15 | 杭州正方环境科技工程有限公司 | Voltage-stabilizing and energy-saving air-conditioner air supply device |
| CN102486325A (en) * | 2010-12-01 | 2012-06-06 | 西安中科麦特电子技术设备有限公司 | Circulating system of high-temperature aging room with ventilation function |
| CN103335363A (en) * | 2013-05-22 | 2013-10-02 | 华中科技大学 | Control device and control method for integral centralized air processing system |
| CN104864540A (en) * | 2015-05-28 | 2015-08-26 | 天津龙川精工洁净技术发展有限公司 | Independent self-circulation type clean operation room |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895603A (en) * | 2017-12-07 | 2019-06-18 | 联合汽车电子有限公司 | Air inlet pipeline and air inlet method |
| CN112107718A (en) * | 2020-09-24 | 2020-12-22 | 宁夏马连富电力科技有限公司 | Device for efficiently capturing and killing new coronavirus in air |
| CN113349102A (en) * | 2021-07-22 | 2021-09-07 | 青岛大牧人机械股份有限公司 | Improved row-connected poultry house |
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Application publication date: 20160629 |