CN108224585A - Fresh air purifying all-in-one machine equipped with pinboard - Google Patents
Fresh air purifying all-in-one machine equipped with pinboard Download PDFInfo
- Publication number
- CN108224585A CN108224585A CN201711385578.3A CN201711385578A CN108224585A CN 108224585 A CN108224585 A CN 108224585A CN 201711385578 A CN201711385578 A CN 201711385578A CN 108224585 A CN108224585 A CN 108224585A
- Authority
- CN
- China
- Prior art keywords
- air
- pinboard
- discharge pipe
- outlet
- flange
- 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
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Classifications
-
- 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
- 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
- F24F8/108—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 using dry filter elements
-
- 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
- F24F8/15—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 by chemical means
- F24F8/158—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 by chemical means using active carbon
-
- 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
- F24F8/192—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 by electrical means, e.g. by applying electrostatic fields or high voltages
Abstract
Present invention relates particularly to fresh air system.Fresh air purifying all-in-one machine equipped with pinboard, including one for the fresh air supply system of indoor conveying fresh air, fresh air supply system to include a housing, and an air-supply passage is equipped in housing, is provided with air outlet on the right side wall of housing, air outlet is connected with air-supply passage；A flange for being square frame-shaped is further included, flange is trapped among outside air outlet；One end of flange is fixed on the outside of right side wall, and the other end is detachably and fixedly provided with a plate-like pinboard, and discharge pipe is fixed on pinboard, and outwardly, the air inlet port of discharge pipe is fixed on a pinboard for the outlet air port of discharge pipe, and with air outlet unicom.The present invention allows the pinboard by replacing, selecting discharge pipe quantity different, and the quantity of change outlet air port is adapted from different engineering demands.
Description
Technical field
The present invention relates to HVAC fields, and in particular to fresh air system.
Background technology
The air outlet specification of traditional fresh air system is fixed, it is impossible to meet different engineering demands.
Invention content
The purpose of the present invention is to provide a kind of fresh air purifying all-in-one machines equipped with pinboard.
Following technical scheme may be used to realize in technical problem solved by the invention：
Fresh air purifying all-in-one machine equipped with pinboard, being used to blow to the fresh air of indoor conveying fresh air including one is
System, the fresh air supply system include a housing, an air-supply passage are equipped in the housing,
Air outlet is provided on the right side wall of the housing, the air outlet is connected with the air-supply passage；
It is characterized in that, further including a flange for being square frame-shaped, the flange is trapped among outside the air outlet；
One end of the flange is fixed on the outside of the right side wall, and the other end is detachably and fixedly provided with a plate-like turn
Fishplate bar,
Be fixed with discharge pipe on the pinboard, the outlet air port of the discharge pipe outwardly, the air intake of the discharge pipe
Mouthful be fixed on a pinboard, and with the air outlet unicom.
This patent has additional pinboard, and pinboard is made to pass through flanged joint with housing, allows for by replacing, selecting
The different pinboard of discharge pipe quantity, the quantity of change outlet air port, is adapted from different engineering demands.More it is essential that
The housing of existing fresh air supply system is mostly rectangular, and this patent selects the flange of square frame-like, not only facilitates to existing housing
Improvement, the bore for also allowing to change air port is rectangular, to expand the bore of air outlet to the greatest extent, reduces fan resistance.
As a preferred embodiment, the outlet air of air inlet the port rounded square frame-like, the discharge pipe of the discharge pipe
Port in annular shape, it is described air inlet port and the outlet air port between be equipped with filtration fraction, the transition portion it is interior without leave
The air inlet port is gradually reduced to the outlet air port.To reduce windage.
As another preferred embodiment, the discharge pipe is cylindrical, and the side wall of the discharge pipe is equipped with strip groove
Or strip projected parts.To be clamped by strip groove or strip projected parts with other pipelines.
The discharge pipe at least there are two, preferably two, six or eight.The number of discharge pipe can be set as needed
It puts.More than two discharge pipes allow to break up the function of discharge pipe, partly for blowing, partly for outlet air.
It is preferred that there are two the discharge pipes, entering the wind for the discharge pipe is equipped with outside flange at port, on the flange
Bolt hole is provided with, the discharge pipe is fixed on by the bolt hole on the pinboard.Further to reduce the resistance of air inlet/outlet
Power.
A partition board is also provided between two discharge pipes.Convenient for shunting.
When discharge pipe is six or eight, the preferred plastics discharge pipe of discharge pipe, the preferred plastics pinboard of pinboard,
The discharge pipe and the pinboard can be with one-pass moldings.
The air-supply passage is equipped with a backswept centrifugal fan, and clean unit, the purification are equipped in the supply air duct
Unit is between the backswept centrifugal fan and the air outlet.
An air-out passage is equipped in the housing；
One is additionally provided between the air-supply passage and air-out passage makes what the air-supply passage and the air-out passage were connected
Circulated air channel, the air inlet of the circulated air channel are opened on the side wall of the air-out passage, and the circulated air channel goes out
Air port is opened on the side wall of the air-supply passage；
The air outlet of the circulated air channel is between the backswept centrifugal fan and the clean unit.
To realize the cycle of indoor wind, while indoor wind is purified again.
Include electrostatic electret air filting material successively from backswept centrifugal fan to air outlet direction in the clean unit
Pernicious gas filter element, refined filtration unit made of manufactured electret filter unit, pernicious gas sorbing material.
This patent also optimizes the composition of clean unit, carries out coarse filtration first with electret filter unit, recycling has
The filtering noxious gas of evil filtering unit, finally carries out refined filtration using refined filtration unit.By carrying out layered filtration to air, carry
The high effective rate of utilization of each filter element.
A cycle breeze fan for carrying out wind pressure compensation is equipped in the circulated air channel.It can be with by recycling breeze fan
Wind pressure compensation is carried out to the resistance that the filter element in air-supply passage is brought.
Air inlet, gas outlet are provided on the left side wall of the housing, the air inlet is connected with the air-supply passage, described
Gas outlet is connected with the air-supply passage.So that air duct reduces windage as possible without bending.
The right side wall of the housing is equipped with a protrusion for being square frame-shaped, and the protrusion is located at the outer of the right side wall
Side, and be trapped among outside the air outlet；
The top of the protrusion is equipped with outside flange, and bolt hole is provided on the flange；
Using the protrusion as the flange.So that it is simple in structure, facilitate installation.
Description of the drawings
Fig. 1 is a kind of explosive view of structure using the present invention；
Fig. 2 is the structure diagram of the pinboard of six discharge pipes.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating that the present invention is further explained.
With reference to Fig. 1, Fig. 2, the fresh air purifying all-in-one machine equipped with pinboard is used for including one to indoor conveying fresh air
Fresh air supply system, fresh air supply system include a housing, an air-supply passage are equipped in housing, is provided with out on the right side wall of housing
Air port 1, air outlet 1 are connected with air-supply passage；A flange 3 for being square frame-shaped is further included, flange 3 is trapped among outside air outlet；Flange 3
One end be fixed on the outside of right side wall, the other end is detachably and fixedly provided with a plate-like pinboard 6, fixed on pinboard 6
There is discharge pipe, outwardly, the air inlet port of discharge pipe 4 is fixed on a pinboard for the outlet air port of discharge pipe, and is joined with air outlet
It is logical.This patent has additional pinboard 6, and pinboard 6 is made to pass through flange 3 with housing and is connect, and allows for by replacing, selecting out
The different pinboard 6 of 4 quantity of air hose, the quantity of change outlet air port, is adapted from different engineering demands.More it is essential that
The housing of existing fresh air supply system is mostly rectangular, and this patent selects the flange 3 of square frame-like, not only facilitates to existing housing
Improvement, the bore for also allowing to change air port 1 is rectangular, to expand the bore of air outlet 1 to the greatest extent, reduces air-supply resistance
Power.
As a preferred embodiment, referring to Fig. 1, the rounded square frame-like in air inlet port of discharge pipe 4, discharge pipe 4 go out
Wind port is entered the wind and filtration fraction is equipped between port and outlet air port in annular shape, the interior mouth of air intake without leave of transition portion to
Outlet air port is gradually reduced.To reduce windage.As another preferred embodiment, referring to Fig. 2, discharge pipe 4 is cylindrical, discharge pipe
4 side wall is equipped with strip groove 7 or strip projected parts.To be clamped by strip groove or strip projected parts with other pipelines.Outlet air
Pipe at least there are two, preferably two, six or eight.The number of discharge pipe can be configured as needed.It is more than two go out
Air hose allows to break up the function of discharge pipe, partly for blowing, partly for outlet air.It is preferred that there are two discharge pipes, go out
Outside flange 5 is equipped at the air inlet port of air hose, is provided with bolt hole on flange 5, discharge pipe is fixed on switching by bolt hole
On plate 6.
An air-out passage is equipped in housing；Air inlet is provided on the right side wall of housing, air inlet is connected with air intake passage.Its
In a discharge pipe face air outlet 1, another discharge pipe face air inlet.Further to reduce the resistance of air inlet/outlet.Two
A partition board is also provided between discharge pipe.The possibility of air inlet 2 is directly entered with the wind for reducing air outlet 1.In discharge pipe
When being six or eight, the preferred plastics discharge pipe of discharge pipe, 6 preferred plastics pinboard of pinboard, discharge pipe and pinboard can be with
One-pass molding.
Air-supply passage is equipped with a backswept centrifugal fan, is equipped with clean unit in supply air duct, clean unit is located at hypsokinesis
Between centrifugal blower and air outlet 1.One is additionally provided between air-supply passage and air-out passage is connected air-supply passage and air-out passage
Circulated air channel, the air inlet of circulated air channel is opened on the side wall of air-out passage, and the air outlet 1 of circulated air channel, which is opened in, to be sent
On the side wall of wind channel；The air outlet 1 of circulated air channel is between backswept centrifugal fan and clean unit.To realize indoor wind
Cycle, while indoor wind is purified again.
It is made successively including electrostatic electret air filting material from backswept centrifugal fan to 1 direction of air outlet in clean unit
Electret filter unit, pernicious gas filter element, refined filtration unit made of pernicious gas sorbing material；This patent also optimizes
The composition of clean unit carries out coarse filtration first with electret filter unit, and the filtering of pernicious gas filter element is recycled to have
Evil gas, finally carries out refined filtration using refined filtration unit.By carrying out layered filtration to air, the effective of each filter element is improved
Utilization rate.
Pernicious gas filter element can be the activated carbon filtering module that activated carbon is formed.First, activated carbon filtering module
Cost is relatively low, and secondly, activated carbon filtering module can effectively adsorb ozone pollution, nitrogen oxides, oxysulfide.
Activated carbon filtering module is preferably in cellular, equipped with multiple filtering ducts being mutually parallel.It is preferred that activated carbon filters
Module at least there are two, spacing between adjacent two activated carbon filtering modules is 5mm-15mm, and two neighboring activated carbon
The duct of filtering module is not parallel.By not parallel duct, to increase air and be formed, improve filter effect.More crucially
Using the variation in spacing and duct direction, turbulent flow is formed, increases the shock of air molecule and activated carbon filtering module, further carries
High filtration effect.The duct of two neighboring activated carbon filtering module is preferably in 10 degree to 30 degree angles.Under the angle, through testing,
Filter effect is best, and the energy consumption for recycling breeze fan is smaller.
Also containing potassium permanganate, activated alumina in activated carbon filtering module.The activity of the activated carbon filtering module of composition
Charcoal, potassium permanganate, activated alumina weight ratio be preferably 60：20：20.The present invention is put into Gao Meng in activated carbon filtering module
After sour potassium, activated alumina, the adsorption capacity of ozone, oxysulfide and nitrogen oxides is improved.Potassium permanganate strong oxidizer
Addition, enhance the removal ability of PARA FORMALDEHYDE PRILLS(91,95) in the short time.The addition of activated alumina is so that the present invention is larger in humidity
Possess very strong adaptability in the environment such as south, southwest, solve activated carbon and manganese class compound in the larger area of humidity
The problem of adsorption effect is deteriorated.
Refined filtration unit includes gas channel layer, the conductive material layer containing conductive electrode that insulating materials is formed, and air-flow leads to
Channel layer, conductive material layer are arranged alternately successively from top to bottom, and gas channel is an inclined gas channel, on each gas channel
Have opposing electrode.Access ramp is conducive to the touch opportunity that air is made to generate turbulent flow, increase products object and collection channel,
Collecting effect increasing is allowed to, improves clean-up effect.The direction of the gas channel of refined filtration unit and pernicious gas filter element near
The direction in the duct of that activated carbon filtering module of nearly cycle breeze fan is in 10 degree to 30 degree angles.To further improve
Filter effect.
Refined filtration unit can also include two metal meshes, be the first metal mesh and the second metal mesh respectively, the second metal mesh
Positioned at the right side of gas channel layer, the first metal mesh is between the second metal mesh and gas channel layer；First metal mesh and
A filter chamber is equipped between two metal meshes, is full of high-efficiency filtering material in filter chamber；High-efficiency filtering material is PP filter paper, glass fibre, compound
At least one of PP PET filter paper, melt-blown terylene non-woven fabric and melt-blown glass fibre.To be done further to the air got in
Filtering.
Gap is equipped between first metal mesh and gas channel layer, the distance in gap is 3mm-5mm.To avoid the first metal
Net touches the conductive material layer between gas channel layer, so as to avoid the first metal mesh, the electrification of the second metal mesh.
A cycle breeze fan for carrying out wind pressure compensation is equipped in circulated air channel.It can be to sending by recycling breeze fan
The resistance that filter element in wind channel is brought carries out wind pressure compensation.Air inlet, gas outlet are provided on the left side wall of housing, is entered the wind
Mouth is connected with air-supply passage, and gas outlet is connected with air-supply passage.So that air duct reduces windage as possible without bending.The right side of housing
Side wall is equipped with a protrusion for being square frame-shaped, and protrusion is located at the outside of right side wall, and is trapped among outside air outlet 1；The top of protrusion
Equipped with outside flange, bolt hole is provided on flange；Using protrusion as flange 3.So that it is simple in structure, facilitate installation.
The basic principles, main features and the advantages of the invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. equipped with pinboard fresh air purifying all-in-one machine, including one be used for indoor conveying fresh air fresh air supply system,
The fresh air supply system includes a housing, and an air-supply passage is equipped in the housing,
Air outlet is provided on the right side wall of the housing, the air outlet is connected with the air-supply passage；
It is characterized in that, further including a flange for being square frame-shaped, the flange is trapped among outside the air outlet；
One end of the flange is fixed on the outside of the right side wall, and the other end is detachably and fixedly provided with a plate-like switching
Plate,
Discharge pipe is fixed on the pinboard, outwardly, the air inlet port of the discharge pipe is consolidated for the outlet air port of the discharge pipe
Be scheduled on a pinboard, and with the air outlet unicom.
2. the fresh air purifying all-in-one machine according to claim 1 equipped with pinboard, which is characterized in that the discharge pipe into
The rounded square frame-like in wind port, the discharge pipe outlet air port in annular shape, air inlet port and the outlet air port
Between be equipped with filtration fraction, the transition portion it is interior without leave it is described air inlet port be gradually reduced to the outlet air port.
3. the fresh air purifying all-in-one machine according to claim 1 equipped with pinboard, which is characterized in that the discharge pipe is in circle
Tubular, the side wall of the discharge pipe are equipped with strip groove or strip projected parts.
4. the fresh air purifying all-in-one machine according to claim 1 equipped with pinboard, which is characterized in that the discharge pipe is at least
There are two.
5. the fresh air purifying all-in-one machine according to claim 4 equipped with pinboard, which is characterized in that the discharge pipe has two
It is a, outside flange is equipped at the air inlet port of the discharge pipe, is provided with bolt hole on the flange, the discharge pipe passes through institute
Bolt hole is stated to be fixed on the pinboard.
6. the fresh air purifying all-in-one machine according to claim 5 equipped with pinboard, which is characterized in that between two discharge pipes
Equipped with a partition board.
7. the fresh air purifying all-in-one machine equipped with pinboard according to any one in claim 1-6, which is characterized in that institute
Air-supply passage is stated equipped with a backswept centrifugal fan, the supply air duct is interior to be equipped with clean unit, and the clean unit is located at institute
It states between backswept centrifugal fan and the air outlet；
An air-out passage is equipped in the housing；
A cycle that the air-supply passage and the air-out passage is connected is additionally provided between the air-supply passage and air-out passage
Wind channel, the air inlet of the circulated air channel are opened on the side wall of the air-out passage, the air outlet of the circulated air channel
It is opened on the side wall of the air-supply passage；
The air outlet of the circulated air channel is between the backswept centrifugal fan and the clean unit.
8. the fresh air purifying all-in-one machine according to claim 7 equipped with pinboard, which is characterized in that the circulated air channel
Inside it is equipped with the cycle breeze fan of a carry out wind pressure compensation.
9. the fresh air purifying all-in-one machine equipped with pinboard according to any one in claim 1-6, which is characterized in that institute
State and air inlet, gas outlet be provided on the left side wall of housing, the air inlet is connected with the air-supply passage, the gas outlet with
The air-supply passage connection.
10. the fresh air purifying all-in-one machine equipped with pinboard according to any one in claim 1-6, which is characterized in that
The right side wall of the housing is equipped with a protrusion for being square frame-shaped, and the protrusion is located at the outside of the right side wall, and is trapped among
Outside the air outlet；
The top of the protrusion is equipped with outside flange, and bolt hole is provided on the flange；
Using the protrusion as the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385578.3A CN108224585A (en) | 2017-12-20 | 2017-12-20 | Fresh air purifying all-in-one machine equipped with pinboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385578.3A CN108224585A (en) | 2017-12-20 | 2017-12-20 | Fresh air purifying all-in-one machine equipped with pinboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108224585A true CN108224585A (en) | 2018-06-29 |
Family
ID=62652587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711385578.3A Pending CN108224585A (en) | 2017-12-20 | 2017-12-20 | Fresh air purifying all-in-one machine equipped with pinboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108224585A (en) |
Citations (7)
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|---|---|---|---|---|
| US6776710B1 (en) * | 2003-10-24 | 2004-08-17 | Unico, Inc. | Vent structure for slotted outlet with uniform velocity profile |
| CN201606988U (en) * | 2010-01-27 | 2010-10-13 | 福建兢辉环保科技有限公司 | Switching device of air outlet |
| FR2965334A1 (en) * | 2010-09-27 | 2012-03-30 | Baillindustrie | Blower housing type device for use in reversible hot/cold air-conditioning system, has enclosure divided into four modules along symmetry plane of enclosure, where modules are assembled together using fixing unit |
| CN102538091A (en) * | 2012-01-04 | 2012-07-04 | 宁波东大空调设备有限公司 | Multichannel combination fresh air purifier |
| CN103471209A (en) * | 2013-09-30 | 2013-12-25 | 河南日森光电科技有限公司 | Integrated fresh air fan and control method thereof |
| CN105333601A (en) * | 2014-06-24 | 2016-02-17 | 海信（山东）空调有限公司 | Total heat exchanger |
| CN107126778A (en) * | 2017-06-29 | 2017-09-05 | 广东新氧器净化科技有限公司 | A kind of new smog air cleaning unit |
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2017
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|---|---|---|---|---|
| US6776710B1 (en) * | 2003-10-24 | 2004-08-17 | Unico, Inc. | Vent structure for slotted outlet with uniform velocity profile |
| CN201606988U (en) * | 2010-01-27 | 2010-10-13 | 福建兢辉环保科技有限公司 | Switching device of air outlet |
| FR2965334A1 (en) * | 2010-09-27 | 2012-03-30 | Baillindustrie | Blower housing type device for use in reversible hot/cold air-conditioning system, has enclosure divided into four modules along symmetry plane of enclosure, where modules are assembled together using fixing unit |
| CN102538091A (en) * | 2012-01-04 | 2012-07-04 | 宁波东大空调设备有限公司 | Multichannel combination fresh air purifier |
| CN103471209A (en) * | 2013-09-30 | 2013-12-25 | 河南日森光电科技有限公司 | Integrated fresh air fan and control method thereof |
| CN105333601A (en) * | 2014-06-24 | 2016-02-17 | 海信（山东）空调有限公司 | Total heat exchanger |
| CN107126778A (en) * | 2017-06-29 | 2017-09-05 | 广东新氧器净化科技有限公司 | A kind of new smog air cleaning unit |
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Application publication date: 20180629 |
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| RJ01 | Rejection of invention patent application after publication |