CN109579301A - A kind of air energy heat pump water heater - Google Patents
A kind of air energy heat pump water heater Download PDFInfo
- Publication number
- CN109579301A CN109579301A CN201910023852.5A CN201910023852A CN109579301A CN 109579301 A CN109579301 A CN 109579301A CN 201910023852 A CN201910023852 A CN 201910023852A CN 109579301 A CN109579301 A CN 109579301A
- Authority
- CN
- China
- Prior art keywords
- fixed
- bottom plate
- heat exchange
- heat pump
- water
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
Abstract
The present invention relates to water heaters, more particularly to a kind of air energy heat pump water heater, including bottom plate, mounting rack is fixed on bottom plate, it is located inside mounting rack on bottom plate and is fixed with water tank and body, the first heat exchange endless tube is equipped with inside water tank, water tank side is opposite to be equipped with water inlet, water outlet, internal body is equipped with evaporator, the second heat exchange endless tube is equipped with inside evaporator, second heat exchange endless tube both ends pass through the first connecting leg respectively, second connecting leg is connected to the first heat exchange endless tube both ends, fluid reservoir is successively arranged on direction on first connecting leg from water tank to body, filter, expansion valve, gas-liquid separator is successively arranged on direction on second connecting leg from body to water tank, heat pump, it is relatively fixed on bottom plate to have box body, box body, running through on bottom plate has support rod, supporting bar top is fixed with briquetting, support rod bottom end is fixed with pressing plate；Technical solution provided by the invention can effectively overcome inconvenient movement, heat present in the prior art to distribute more, the lower defect of heat exchange rate.
Description
Technical field
The present invention relates to water heaters, and in particular to a kind of air energy heat pump water heater.
Background technique
Air energy water heater, also referred to as " air source hot pump water heater ", mainly by compressor, evaporator, condenser
Equal components composition.The course of work is substantially are as follows: sucks low-temp low-pressure gaseous coolant from evaporator by compressor and compresses it
For high pressure gaseous refrigerant, high pressure gaseous refrigerant enters carries out heat exchange with water in condenser, release heat makes water temperature
It increases, and high pressure gaseous refrigerant becomes liquid refrigerants after discharging thermal energy, which enters absorption chamber in evaporator
Heat in outer air, is evaporated to low-temp low-pressure gaseous coolant again, and hot water is made in the iterative cycles above process.For energy conservation
The considerations of emission reduction, air energy water heater need to be arranged a control system and control the course of work.
But existing air energy heat pump water heater is generally fixed, fixed placement is inconvenient mobile on the ground, also has
Some air energy heat pump water heaters with idler wheel, but such air energy heat pump water heater is placed on the ground for a long time
Afterwards, idler wheel gets rusty easily damage, still will cause the phenomenon of mobile inconvenience.
In addition, use hot water when outdoor temperature is lower, hot water is from outdoor to can outwardly dissipate during the conveying of interior
Calorific value, and the contact area of general condenser pipe and water is small, and heat-exchange time is insufficient, causes heat transfer rate slower, water heating
The time needed is long.
Summary of the invention
(1) the technical issues of solving
For disadvantages mentioned above present in the prior art, the present invention provides a kind of air energy heat pump water heater, Neng Gouyou
Effect overcomes inconvenient movement, heat present in the prior art to distribute more, the lower defect of heat exchange rate.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of air energy heat pump water heater, including bottom plate are fixed with mounting rack on the bottom plate, are located at peace on the bottom plate
Shelve inside and be fixed with water tank and body, be equipped with the first heat exchange endless tube inside the water tank, the water tank side is opposite be equipped with into
The mouth of a river, water outlet, the internal body are equipped with evaporator, the second heat exchange endless tube are equipped with inside the evaporator, described second changes
Hot endless tube both ends pass through the first connecting leg respectively, the second connecting leg is connected to the first heat exchange endless tube both ends, from water on first connecting leg
It is successively arranged fluid reservoir, filter, expansion valve on case to the direction of body, the direction on second connecting leg from body to water tank
On be successively arranged gas-liquid separator, heat pump；
Relatively fixed on the bottom plate to have box body, running through on the box body, bottom plate has support rod, and the supporting bar top is solid
Surely there is briquetting, the support rod bottom end is fixed with pressing plate, is located at tray interior on the support rod and is fixed with baffle, the baffle
Spring is connected between bottom plate, the box body side is run through relatively limited block, and the bottom panel side bottom is fixed with installation
Plate is fixed with shaft through placing groove is communicated on the bottom plate and mounting plate between the placing groove inner wall, the shaft with
The rotation connection of wheel carrier one end, the wheel carrier other end are equipped with universal wheel, and running through between the mounting plate and wheel carrier has fixed pin shaft.
Preferably, the water inlet is equipped with flow of inlet water valve, and the water inlet is connected with water pump water outlet end.
Preferably, the water outlet is equipped with water flow valve.
Preferably, the first heat exchange endless tube, the second heat exchange endless tube are serpentine-like.
Preferably, there are four the box body, mounting plate are all provided with, the box body, mounting plate two for one group about bottom plate a left side
The right side is symmetrical arranged.
Preferably, the pressing plate bottom is fixed with steel sawtooth.
Preferably, after the limited block is stuck between baffle, box body, the mounting plate bottom is higher than pressing plate.
Preferably, the mounting plate, wheel carrier are equipped with the through-hole cooperated with fixed pin shaft.
Preferably, place opposite with evaporator is equipped with air inlet on the body.
(3) beneficial effect
Compared with prior art, a kind of air energy heat pump water heater provided by the present invention utilizes heat pump by the second heat exchange ring
Low-temp low-pressure gaseous coolant boil down to high pressure gaseous refrigerant in pipe, high pressure gaseous refrigerant enter the first heat exchange endless tube
In with the water in water tank carry out heat exchange, release heat increases water temperature, and high pressure gaseous refrigerant becomes after discharging thermal energy
At liquid refrigerants, which enters in evaporator the heat absorbed in outdoor air, is evaporated to low-temp low-pressure gaseous state again
Hot water is made in refrigerant, the iterative cycles above process, due to being arranged the first heat exchange endless tube inside water tank, can reduce
Heat distributes in water tank, and is arranged to snakelike by the first heat exchange endless tube, increases the contact area with water body, effectively increases
Heat exchange rate；When needing mobile, wheel carrier is put down, and is fixed with fixed pin shaft, then limited block is pulled out around shaft, is pressed
Plate rises under the action of the spring, when fixed placement, presses down on briquetting, and limited block is caught between baffle and box body, then
Fixed pin shaft is pulled out, wheel carrier is packed up, it is very easy to use, it is easy to remove, and fixing-stable.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described.It should be evident that the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is present system structural schematic diagram；
Fig. 2 is the structural schematic diagram in Fig. 1 insole board of the present invention；
In figure:
1, bottom plate；2, mounting rack；3, water tank；4, body；5, the first heat exchange endless tube；6, water inlet；7, flow of inlet water valve；8,
Water pump；9, water outlet；10, water flow valve；11, evaporator；12, the second heat exchange endless tube；13, the first connecting leg；14, second connects
Pipe；15, fluid reservoir；16, filter；17, expansion valve；18, gas-liquid separator；19, heat pump；20, box body；21, support rod；22,
Briquetting；23, pressing plate；24, baffle；25, spring；26, limited block；27, mounting plate；28, placing groove；29, shaft；30, wheel carrier；
31, fixed pin shaft.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.Obviously, described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of air energy heat pump water heater is fixed with mounting rack 2, bottom on bottom plate 1 as depicted in figs. 1 and 2, including bottom plate 1
It is located inside mounting rack 2 on plate 1 and is fixed with water tank 3 and body 4, the first heat exchange endless tube 5,3 side phase of water tank is equipped with inside water tank 3
To water inlet 6, water outlet 9 is equipped with, it is equipped with evaporator 11 inside body 4, the second heat exchange endless tube 12 is equipped with inside evaporator 11, the
Two heat exchange 12 both ends of endless tube pass through the first connecting leg 13 respectively, the second connecting leg 14 is connected to the first heat exchange 5 both ends of endless tube, the first connecting leg
From water tank 3 to being successively arranged fluid reservoir 15, filter 16, expansion valve 17, slave on the second connecting leg 14 on the direction of body 4 on 13
Gas-liquid separator 18, heat pump 19 are successively arranged on body 4 to the direction of water tank 3；
Relatively fixed on bottom plate 1 to have box body 20, running through on box body 20, bottom plate 1 has support rod 21, and 21 top of support rod is fixed
There is briquetting 22,21 bottom end of support rod is fixed with pressing plate 23, is located inside box body 20 on support rod 21 and is fixed with baffle 24, baffle 24
Spring 25 is connected between bottom plate 1,20 side of box body is run through relatively limited block 26, and 1 side bottom of bottom plate is fixed with installation
Through placing groove 28 is communicated on plate 27, bottom plate 1 and mounting plate 27, shaft 29, shaft 29 are fixed between 28 inner wall of placing groove
It is rotatablely connected with 30 one end of wheel carrier, 30 other end of wheel carrier is equipped with universal wheel, and running through between mounting plate 27 and wheel carrier 30 has fixed pin
Axis 31.
Water inlet 6 is equipped with flow of inlet water valve 7, and water inlet 6 is connected with 8 water outlet of water pump.
Water outlet 9 is equipped with water flow valve 10.
The first heat exchange heat exchange endless tube 12 of endless tube 5, second is serpentine-like.
There are four box body 20, mounting plate 27 are all provided with, box body 20, mounting plate 27 two for one group about the bilateral symmetry of bottom plate 1
Setting.
23 bottom of pressing plate is fixed with steel sawtooth.
After limited block 26 is stuck between baffle 24, box body 20,27 bottom of mounting plate is higher than pressing plate 23.
Mounting plate 27, wheel carrier 30 are equipped with the through-hole cooperated with fixed pin shaft 31.
Opposite place is equipped with air inlet with evaporator 11 on body 4.
It can be by the low-temp low-pressure gaseous coolant boil down to high pressure gaseous in the second heat exchange endless tube 12 using heat pump 19
Refrigerant, high pressure gaseous refrigerant enters carries out heat exchange with the water in water tank 3 in the first heat exchange endless tube 5, release heat makes water
Temperature increases, and high pressure gaseous refrigerant becomes liquid refrigerants after discharging thermal energy, which, which enters in evaporator 11, inhales
The heat in outdoor air is received, is evaporated to low-temp low-pressure gaseous coolant again, hot water is made in the iterative cycles above process.Due to
First heat exchange endless tube 5 is arranged inside water tank 3, therefore heat in water tank 3 can be reduced and distributed, and first is exchanged heat endless tube
5 are arranged to snakelike, increase the contact area with water body, effectively increase heat exchange rate.
When needing mobile, wheel carrier 30 is put down around shaft 29, and is fixed with fixed pin shaft 31, then by limited block 26
It pulls out, pressing plate 23 rises under the action of spring 25.When fixed placement, briquetting 22 is pressed down on, and limited block 26 is caught in gear
Between plate 24 and box body 20, then fixed pin shaft 31 is pulled out, wheel carrier 30 is packed up, it is very easy to use, it is easy to remove, and
Fixing-stable.
A kind of air energy heat pump water heater provided by the present invention utilizes heat pump by the low-temp low-pressure in the second heat exchange endless tube
Gaseous coolant boil down to high pressure gaseous refrigerant, high pressure gaseous refrigerant enter first heat exchange endless tube in the water in water tank
Heat exchange is carried out, release heat increases water temperature, and high pressure gaseous refrigerant becomes liquid refrigerants after discharging thermal energy, the liquid
State refrigerant enters in evaporator the heat absorbed in outdoor air, is evaporated to low-temp low-pressure gaseous coolant again, on iterative cycles
Process is stated, hot water is made, since inside water tank, heat in water tank can be reduced and is distributed the first heat exchange endless tube setting,
And the first heat exchange endless tube is arranged to snakelike, the contact area with water body is increased, effectively increases heat exchange rate；It needs to move
When dynamic, wheel carrier is put down around shaft, and is fixed with fixed pin shaft, then limited block is pulled out, effect of the pressing plate in spring
Lower rising when fixed placement, presses down on briquetting, and limited block is caught between baffle and box body, then pull out fixed pin shaft, will
Wheel carrier is packed up, very easy to use, easy to remove, and fixing-stable.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, can't be such that the essence of corresponding technical solution departs from the spirit and scope of the technical scheme of various embodiments of the present invention.
Claims (9)
1. a kind of air energy heat pump water heater, it is characterised in that: including bottom plate (1), be fixed with mounting rack on the bottom plate (1)
(2), it is located inside mounting rack (2) on the bottom plate (1) and is fixed with water tank (3) and body (4), is equipped with inside the water tank (3)
First heat exchange endless tube (5), water tank (3) side is opposite to be equipped with water inlet (6), water outlet (9), sets inside the body (4)
Have evaporator (11), the second heat exchange endless tube (12), second heat exchange endless tube (12) both ends are equipped with inside the evaporator (11)
It is connected to respectively by the first connecting leg (13), the second connecting leg (14) with first heat exchange endless tube (5) both ends, on first connecting leg (13)
Fluid reservoir (15), filter (16), expansion valve (17) are successively arranged on from water tank (3) to the direction of body (4), described second connects
Gas-liquid separator (18), heat pump (19) are successively arranged on from body (4) to the direction of water tank (3) on pipe (14)；
Relatively fixed on the bottom plate (1) to have box body (20), running through on the box body (20), bottom plate (1) has support rod (21), institute
It states support rod (21) top to be fixed with briquetting (22), support rod (21) bottom end is fixed with pressing plate (23), the support rod
(21) it is located inside box body (20) on and is fixed with baffle (24), is connected with spring (25) between the baffle (24) and bottom plate (1),
Box body (20) side is run through relatively to be had limited block (26), and bottom plate (1) side bottom is fixed with mounting plate (27), described
Through being communicated with placing groove (28) on bottom plate (1) and mounting plate (27), shaft is fixed between placing groove (28) inner wall
(29), the shaft (29) and wheel carrier (30) one end are rotatablely connected, and wheel carrier (30) other end is equipped with universal wheel, the installation
Running through between plate (27) and wheel carrier (30) has fixed pin shaft (31).
2. air energy heat pump water heater according to claim 1, it is characterised in that: the water inlet (6) is equipped with water inlet
Flow valve (7), the water inlet (6) are connected with water pump (8) water outlet.
3. air energy heat pump water heater according to claim 1, it is characterised in that: the water outlet (9) is equipped with water outlet
Flow valve (10).
4. air energy heat pump water heater according to claim 1, it is characterised in that: first heat exchange endless tube (5), second
Heat exchange endless tube (12) is serpentine-like.
5. air energy heat pump water heater according to claim 1, it is characterised in that: the box body (20), mounting plate (27)
There are four being all provided with, the box body (20), mounting plate (27) two be symmetrical set about bottom plate (1) for one group.
6. air energy heat pump water heater according to claim 1, it is characterised in that: pressing plate (23) bottom is fixed with steel
Iron sawtooth.
7. air energy heat pump water heater according to claim 1, it is characterised in that: the limited block (26) is stuck in baffle
(24), after between box body (20), mounting plate (27) bottom is higher than pressing plate (23).
8. air energy heat pump water heater according to claim 1, it is characterised in that: the mounting plate (27), wheel carrier (30)
It is equipped with the through-hole cooperated with fixed pin shaft (31).
9. air energy heat pump water heater according to claim 1, it is characterised in that: on the body (4) and evaporator
(11) opposite place is equipped with air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023852.5A CN109579301A (en) | 2019-01-10 | 2019-01-10 | A kind of air energy heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023852.5A CN109579301A (en) | 2019-01-10 | 2019-01-10 | A kind of air energy heat pump water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109579301A true CN109579301A (en) | 2019-04-05 |
Family
ID=65916577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910023852.5A Pending CN109579301A (en) | 2019-01-10 | 2019-01-10 | A kind of air energy heat pump water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579301A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106855A (en) * | 2000-10-02 | 2002-04-10 | Citizen Electronics Co Ltd | Air conditioning apparatus |
| CN201440000U (en) * | 2009-07-14 | 2010-04-21 | 江苏华扬新能源有限公司 | Movable heat pump water heater |
| CN203744540U (en) * | 2014-02-28 | 2014-07-30 | 陈万利 | Moving type air energy water heater |
| CN204100584U (en) * | 2014-07-01 | 2015-01-14 | 李佛妹 | A kind of integrated domestic air-source water heater |
| CN107202421A (en) * | 2017-05-25 | 2017-09-26 | 海宁金能热水器有限公司 | A kind of removable air source water heater with shock-absorbing function |
| CN206861894U (en) * | 2017-05-24 | 2018-01-09 | 广州市拓博机电设备工程有限公司 | A kind of Teat pump boiler fixing device |
| CN207113227U (en) * | 2017-04-18 | 2018-03-16 | 中山宇彤厨卫电器科技有限公司 | A kind of air energy heat pump water heater |
| CN208186858U (en) * | 2018-05-08 | 2018-12-04 | 浙江鸿乐光热科技有限公司 | A kind of frequency conversion low ambient temperature air source hot pump water heater |
| CN109028570A (en) * | 2018-09-13 | 2018-12-18 | 泰州格灵电器制造有限公司 | A kind of novel air energy Teat pump boiler |
-
2019
- 2019-01-10 CN CN201910023852.5A patent/CN109579301A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106855A (en) * | 2000-10-02 | 2002-04-10 | Citizen Electronics Co Ltd | Air conditioning apparatus |
| CN201440000U (en) * | 2009-07-14 | 2010-04-21 | 江苏华扬新能源有限公司 | Movable heat pump water heater |
| CN203744540U (en) * | 2014-02-28 | 2014-07-30 | 陈万利 | Moving type air energy water heater |
| CN204100584U (en) * | 2014-07-01 | 2015-01-14 | 李佛妹 | A kind of integrated domestic air-source water heater |
| CN207113227U (en) * | 2017-04-18 | 2018-03-16 | 中山宇彤厨卫电器科技有限公司 | A kind of air energy heat pump water heater |
| CN206861894U (en) * | 2017-05-24 | 2018-01-09 | 广州市拓博机电设备工程有限公司 | A kind of Teat pump boiler fixing device |
| CN107202421A (en) * | 2017-05-25 | 2017-09-26 | 海宁金能热水器有限公司 | A kind of removable air source water heater with shock-absorbing function |
| CN208186858U (en) * | 2018-05-08 | 2018-12-04 | 浙江鸿乐光热科技有限公司 | A kind of frequency conversion low ambient temperature air source hot pump water heater |
| CN109028570A (en) * | 2018-09-13 | 2018-12-18 | 泰州格灵电器制造有限公司 | A kind of novel air energy Teat pump boiler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103411347B (en) | Coupling type heat pump waste heat recovery system | |
| CN105819531A (en) | Energy-saving heat pump type intermediate-temperature spray evaporation system | |
| CN102961882B (en) | Mixed type steam mechanical recompression evaporator | |
| JP2782555B2 (en) | Absorption heat pump | |
| CN109579301A (en) | A kind of air energy heat pump water heater | |
| CN111023627B (en) | Heat pump normal-pressure single-effect evaporator and using method thereof | |
| CN202777833U (en) | Mechanical vapor recompression evaporator | |
| CN210321088U (en) | Heating and dehumidifying heat pump device | |
| CN202961914U (en) | Hybrid vapor mechanical recompression evaporator | |
| CN103234271B (en) | Dual system Freon path dividing heat pump water heater | |
| CN108139126B (en) | Absorption refrigerator | |
| CN109506392A (en) | Compression couples high temperature heat pump unit with absorption | |
| CN108613381A (en) | A kind of new and effective air energy heat pump | |
| CN105435480B (en) | Vacuum recommends alcohol concentration systems | |
| CN107388532A (en) | A kind of boiler of variable-volume suitable for air-conditioning system | |
| CN208155908U (en) | A kind of simple and direct formula single tube is performance test bed | |
| CN207674693U (en) | A kind of boiler of variable-volume suitable for air-conditioning system | |
| CN206929987U (en) | A kind of air energy thermal pumping system of constant water temperature | |
| CN201340134Y (en) | Smoke hot water type lithium bromide absorption cold water/hot and cold water set having booster pump | |
| CN206420189U (en) | A kind of low temperature environment overlay formula high-temperature-hot-water unit | |
| CN206469499U (en) | A kind of water source high-temperature heat pump Hot water units | |
| CN2872221Y (en) | Type II lithium-bromide absorbing hot-pump set with condenser liquid-level inspector | |
| CN207438980U (en) | A kind of frost-free refrigerator of no electric heater | |
| CN205252562U (en) | Pure concentrated system is recommended in vacuum | |
| CN211302107U (en) | Energy-saving type low-concentration liquid vacuum concentration system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190405 |
|
| RJ01 | Rejection of invention patent application after publication |