CN104534764B - Energy-saving vertical transparent door refrigerator - Google Patents
Energy-saving vertical transparent door refrigerator Download PDFInfo
- Publication number
- CN104534764B CN104534764B CN201410789994.XA CN201410789994A CN104534764B CN 104534764 B CN104534764 B CN 104534764B CN 201410789994 A CN201410789994 A CN 201410789994A CN 104534764 B CN104534764 B CN 104534764B
- Authority
- CN
- China
- Prior art keywords
- temperature
- controller
- blower fan
- box
- compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000011521 glass Substances 0.000 claims abstract description 39
- 238000005485 electric heating Methods 0.000 claims abstract description 19
- 238000005057 refrigeration Methods 0.000 claims abstract description 7
- 230000005494 condensation Effects 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 9
- 239000006200 vaporizer Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Abstract
The invention discloses an energy-saving vertical transparent door refrigerator, which belongs to the technical field of refrigeration equipment and comprises a compressor, a condenser, a capillary tube, an evaporator and a box shell, wherein an inner container is arranged in the box shell, a filling layer is arranged between the box shell and the inner container, an electric heating glass door is arranged on one side of the box shell, a protection structure is arranged at the top of the box shell, a temperature and humidity collector for measuring the temperature and humidity outside the refrigerator is arranged in the protection structure, a temperature sensor for measuring the temperature in the refrigerator is arranged in the inner container, and a fan and a controller are also arranged in the inner container. The invention can open the electric heating glass door at least under the condition of ensuring that the outer surface of the door body is not condensed, and can fully circulate the cold energy in the evaporator to the interior of the box body by reasonably starting and stopping the circulating fan in the intelligent control box, thereby reducing the loss of the cold energy, increasing the starting and stopping ratio of the compressor and reducing the energy consumption of products.
Description
Technical field
The invention belongs to technical field of refrigeration equipment, be specifically related to a kind of energy-saving vertical transparent doors household freezer.
Background technology
Along with the continuous progress of science and technology, energy resource consumption is the most increasing, and this just requires that we not only consider product when deisgn product
Reliable in quality, with low cost, while ensureing basic function, energy resource consumption is the smaller the better.
For vertical transparent door household freezer, for the publicity of product in promotion case, generally use hollow glass door.Now due to glass
The heat insulating coefficient of door itself is well below foaming door body, and in causing case, cold runs off serious, and the type product all uses bigger system
Cooling system scatters and disappears to offset cold.Additionally also make glass outer surface condensation serious outside glass door because surface temperature is low.Logical
Normal solution uses three layers of hollow (or vacuum) glass, and outermost layer glass is electrical heating, by carrying out the heating of glass surface
Improve the temperature of glass surface, to solve glass outer surface condensation, strengthen displaying the effect of publicity of product.But bring is simultaneously
Heat is successively delivered in case, increases the thermic load of product.These reasons cause the power consumption of the type product to be all significantly larger than
With isometric bedroom reach in freezer.If opening the electric heating function of glass door, the power consumption of product will be greatly improved, but
It is the electric heating function closing glass door, glass door surface condensation, cannot play again the effect of publicity.
At present for glass door condensation, glass door is electrically heated by more effective solution except above-mentioned, also has and adopts exactly
With vacuum glass, improve the heat insulating coefficient of glass door, indirectly increase the hull-skin temperature of glass door, but this kind of scheme becomes
Ben Taigao, does not have a superiority of effectiveness, and the most difficult control of quality of high-volume operation vacuum glass, cause cost increase relatively
Greatly, client is more difficult bears.
Additionally the circulating fan in this category case is all with compressor start-stop, when compressor is just started shooting, and turning of blower fan
The dynamic load of compressor that will strengthen, compressor horsepower rising, show as power consumption and increase.When compressor shut down after, blower fan also with
I.e. stopping, now the reality of the vaporizer in case still has relatively low temperature and more cold, and blower fan stops operating so that cold-producing medium
The cold having gradually is passed outside casing with refrigeration pipe, causes unnecessary energy loss.
Summary of the invention
For above-mentioned technical problem present in prior art, the present invention proposes a kind of energy-saving vertical transparent doors household freezer, design
Rationally, overcome the deficiencies in the prior art, easy to maintenance, save the energy, there is good effect.
To achieve these goals, the present invention adopts the following technical scheme that
A kind of energy-saving vertical transparent doors household freezer, including compressor, condenser, capillary tube and vaporizer, also includes cabinet shell,
Being provided with inner bag in described cabinet shell, be provided with packed layer between described cabinet shell and inner bag, described cabinet shell side is provided with electricity
Heating glass door, described cabinet shell top is provided with protection structure, and described protection inside configuration is provided with for the outer humiture of measure case
Humiture collection device, be provided with the temperature sensor for measuring the temperature inside the box inside described inner bag, be additionally provided with inside described inner bag
Blower fan and controller, described controller is connected by wire with humiture collection device, temperature sensor, compressor, blower fan respectively.
The data that described controller gets according to temperature sensor and humiture collection device collection, send control signal, control pressure
Contracting machine, blower fan start-stop increase compressor start-stop ratio and control the heating-up temperature of electric heating glass door, make adding of electric heating glass door
Hot temperature is higher than the adiabatic condensation temperature of moisture in air；
According to design temperature, and collect ambient temperature, humidity, control specifically comprising the following steps that of blower fan start-stop running status
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal control
Compressor processed is started shooting；
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has relatively low temperature, control
Device processed sends the start of semaphore request blower fan again and rotates；
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal control compressor and stops
Machine, the blower fan of controller control simultaneously is at low speed, and stops after operating a period of time；
Step 4: the rise situation of the temperature inside the box monitored in real time by controller, and calculates the time ratio that the temperature inside the box is poor with shutdown temperature
Example differential value；
Step 5: time scale differential value is compared by controller with the setting value within controller, if time scale differential value is little
In setting value, controller does not do any action, continues detection the temperature inside the box；If time scale differential value is more than setting value, then
Open blower fan, and blower fan operates with low-speed mode；
Step 6: when the temperature inside the box is increased to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off
Stop operating, repeat step 2-step 6.
Preferably, described protection structure uses knuckle guard, described knuckle guard offers and connects extraneous air vent.
Preferably, described electric heating glass door surface is provided with heater strip.
Preferably, it is additionally provided with shelf inside described inner bag.
The Advantageous Effects that the present invention is brought:
The present invention proposes a kind of energy-saving vertical transparent doors household freezer, and compared with prior art, one aspect of the present invention is applied to be had
The upright freezing cabinet of electric heating glass door, by sensor acquisition casing ambient temperature humidity, and the temperature in case, root
Calculate electric heating glass door rational start-stop ratio according to the condensation temperature of moisture content in air, ensure door body outer surface not condensation
In the case of, minimum unlatching electric heating glass door, to reduce the energy expenditure of glass door, and the impact on the temperature inside the box, whole
Body reduces product power consumption.
Cold in vaporizer, by the reasonable start-stop of circulating fan in intelligent control box, is the most sufficiently followed by another aspect of the present invention
Ring, to box house, decreases the cold loss with pipeline, increases the start-stop ratio of compressor, reduces product energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention a kind of energy-saving vertical transparent doors household freezer.
Fig. 2 is the FB(flow block) that the present invention a kind of energy-saving vertical transparent doors household freezer controls blower fan start-stop running status.
Wherein, 1-cabinet shell；2-packed layer；3-inner bag；4-compressor；5-shelf；6-electric heating glass door；7-protects
Structure；8-humiture collection device；9-controller；10-blower fan；11-temperature sensor.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is described in further detail by detailed description of the invention:
Shown in Fig. 1, a kind of energy-saving vertical transparent doors household freezer, including compressor 4, condenser, capillary tube and vaporizer,
Also include cabinet shell 1, be provided with inner bag 3 in described cabinet shell, between described cabinet shell 1 and inner bag 3, be provided with packed layer 2.
Described cabinet shell 1 side is provided with electric heating glass door 6.Described cabinet shell 1 top is provided with protection structure 7, described protection knot
The internal humiture collection device 8 being provided with for the outer humiture of measure case of structure 7.Described inner bag 3 is internal is provided with in measure case temperature
The temperature sensor 11 of degree, described inner bag 3 is internal is additionally provided with blower fan 10 and controller 9, described controller 9 respectively with humiture
Harvester 8, temperature sensor 11, compressor 4, blower fan 10 are connected by wire.Described protection structure 7 uses knuckle guard,
Offer on described knuckle guard and connect extraneous air vent.Described electric heating glass door 6 surface is printed on heater strip.Described inner bag 3
Inside is additionally provided with shelf 5.
According to design temperature, and collect ambient temperature, humidity, control comprising the following steps that of blower fan start-stop running status
(as shown in Figure 2):
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal control
Compressor processed is started shooting；
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has relatively low temperature, control
Device processed sends the start of semaphore request blower fan again and rotates；
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal control compressor and stops
Machine, the blower fan of controller control simultaneously is at low speed, and stops after operating a period of time；
Step 4: the rise situation of the temperature inside the box monitored in real time by controller, and calculates the time ratio that the temperature inside the box is poor with shutdown temperature
Example differential value；
Step 5: time scale differential value is compared by controller with the setting value within controller, if time scale differential value is little
In setting value, controller does not do any action, continues detection the temperature inside the box；If time scale differential value is more than setting value, then
Open blower fan, and blower fan operates with low-speed mode；
Step 6: when the temperature inside the box is increased to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off
Stop operating, repeat step 2-step 6.
During use, the temperature inside the box is measured in temperature sensor 11, the outer humiture of humiture collection device 8 measure case.Controller 9 basis
Temperature sensor 11 and humiture collection device 8 gather the data got, and send control signal, send to electric heating glass door 6
Power on signal and power-on voltage, be used for controlling compressor 4, blower fan 10 start-stop increase compressor 4 start-stop ratio and electrically heated glass
The surface temperature of heater strip on door 6, makes on electric heating glass door 6 surface temperature of heater strip higher than the condensation of the moisture in air
Temperature, so that the moisture in air is difficult to condense on the outer surface of electric heating glass door 6, reaches preferable the effect of publicity.
According to the design temperature that user is actual, and collect ambient temperature, humidity, the start-stop of conservative control blower fan 10 runs
State, reduces cold further and scatters and disappears, thus reach energy-conservation purpose.Concrete control program is as follows: when box interior temperature is high
When user's design temperature, system requirements start refrigeration, controller 9 sends signal control compressor 4 and starts shooting, waits to start shooting one section
After time (time range is 1～2min), when the inner evaporator of household freezer all has relatively low temperature (relatively low temperature
Degree scope be-21～-23 DEG C) time, controller 9 send again semaphore request blower fan 10 start rotate, when temperature sensor 11
When the temperature inside the box measured reaches shutdown temperature, controller 9 sends signal control compressor 4 and shuts down, and controller 9 controls simultaneously
Blower fan 10 with low speed (low-speed range is at 1200～1400 revs/min) operate, and operating a period of time (time range be
1.5～2min) stop afterwards.Now the rise situation of the temperature inside the box monitored in real time by controller 9, and calculates the temperature inside the box by program
The time scale differential value poor with shutdown temperature, is used for judging the rise trend of the temperature inside the box, and by time scale differential value and control
(setting value is the relatively reasonable value calculated in laboratory to setting value within device 9 processed, it is possible to real reaction chamber
Interior temperature recovery trend, is test of many times under the ambient temperature, humidity of different phase, and after compressor 4 is shut down, the temperature inside the box returns
The stage of liter, by the time scale differential value of Integrated comparative the temperature inside the box and shutdown temperature difference, draw one metastable time
Between proportional differential value) compare.If time scale differential value is less than setting value, then show that the temperature inside the box rise trend is relatively reasonable
Normally, controller 9 does not do any action, continues the rise trend of detection the temperature inside the box；If time scale differential value is more than setting
Definite value, then show that the temperature inside the box rise trend is accelerated, and now opens blower fan 10, and blower fan 10 operates with low-speed mode, further
Secondary by the unnecessary Cooling capacity exchanging in vaporizer to case, extend the temperature inside the box and go up the time.When the temperature inside the box is increased to turn-on temperature
Time, controller 9 controls compressor 4 energising start, and controls blower fan 10 power-off and stop operating, (time a period of time to be started shooting
Scope is 1～2min) after, the inner evaporator of household freezer all have the relatively low temperature range of relatively low temperature be-21～
-23 DEG C) time, controller 9 sends semaphore request blower fan 10 start again and rotates, moves in circles with this.This kind controls logic will
Extend the downtime of compressor, increase the start-stop ratio of product, reduce the energy consumption of product.Operation program basis for controller 9
Skilled person can use existing program in prior art.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, the art
Change that technical staff is made in the essential scope of the present invention, retrofit, add or replace, also should belong to the protection of the present invention
Scope.
Claims (4)
1. an energy-saving vertical transparent doors household freezer, including compressor, condenser, capillary tube and vaporizer, it is characterised in that:
Also include cabinet shell, in described cabinet shell, be provided with inner bag, between described cabinet shell and inner bag, be provided with packed layer, described case
Body case side is provided with electric heating glass door, and described cabinet shell top is provided with protection structure, and described protection inside configuration is provided with use
In the humiture collection device of the outer humiture of measure case, inside described inner bag, it is provided with the temperature sensor for measuring the temperature inside the box, institute
State and inside inner bag, be additionally provided with blower fan and controller, described controller respectively with humiture collection device, temperature sensor, compressor,
Blower fan is connected by wire；
The data that described controller gets according to temperature sensor and humiture collection device collection, send control signal, control pressure
Contracting machine, blower fan start-stop increase compressor start-stop ratio and control the heating-up temperature of electric heating glass door, make adding of electric heating glass door
Hot temperature is higher than the adiabatic condensation temperature of moisture in air；
According to design temperature, and collect ambient temperature, humidity, control specifically comprising the following steps that of blower fan start-stop running status
Step 1: when box interior temperature is higher than user's design temperature, system requirements start refrigeration, controller sends signal control
Compressor processed is started shooting；
Step 2: machine to be compressed is started shooting after a period of time, when the inner evaporator of household freezer all has relatively low temperature, control
Device processed sends the start of semaphore request blower fan again and rotates；
Step 3: when the temperature inside the box of temperature sensor measurement reaches shutdown temperature, controller sends signal control compressor and stops
Machine, the blower fan of controller control simultaneously is at low speed, and stops after operating a period of time；
Step 4: the rise situation of the temperature inside the box monitored in real time by controller, and calculates the time ratio that the temperature inside the box is poor with shutdown temperature
Example differential value；
Step 5: time scale differential value is compared by controller with the setting value within controller, if time scale differential value is little
In setting value, controller does not do any action, continues detection the temperature inside the box；If time scale differential value is more than setting value, then
Open blower fan, and blower fan operates with low-speed mode；
Step 6: when the temperature inside the box is increased to turn-on temperature, controller controls compressor energising start, and controls blower fan power-off
Stop operating, repeat step 2-step 6.
A kind of energy-saving vertical transparent doors household freezer the most according to claim 1, it is characterised in that: described protection structure is adopted
With knuckle guard, described knuckle guard offers and connects extraneous air vent.
A kind of energy-saving vertical transparent doors household freezer the most according to claim 1, it is characterised in that: described electrically heated glass
Door surface is provided with heater strip.
A kind of energy-saving vertical transparent doors household freezer the most according to claim 1, it is characterised in that: described inner bag is internal also
It is provided with shelf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410789994.XA CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410789994.XA CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104534764A CN104534764A (en) | 2015-04-22 |
| CN104534764B true CN104534764B (en) | 2017-01-04 |
Family
ID=52850338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410789994.XA Active CN104534764B (en) | 2014-12-18 | 2014-12-18 | Energy-saving vertical transparent door refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534764B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084577B (en) * | 2017-06-27 | 2021-02-02 | 海信容声(广东)冰箱有限公司 | Control method and control device of dual-system refrigerator and refrigerator |
| CN110879273B (en) * | 2018-09-05 | 2023-11-17 | 博西华电器（江苏）有限公司 | Gas detection module for refrigerator, refrigerator and gas detection method |
| CN111493593B (en) * | 2020-04-27 | 2021-09-03 | 海信容声(广东)冷柜有限公司 | Refrigerated display cabinet and control method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040032434A (en) * | 2002-10-09 | 2004-04-17 | 주식회사 대우일렉트로닉스 | The apparatus for controlling temperature of a refrigerator |
| SE525719C2 (en) * | 2003-10-01 | 2005-04-12 | Schott Termofrost Ab | Cooling / freezing system |
| CN100549587C (en) * | 2006-12-26 | 2009-10-14 | 财团法人工业技术研究院 | Demister |
| CN201081490Y (en) * | 2007-08-16 | 2008-07-02 | 青岛澳柯玛股份有限公司 | Novel vertical cold preservation and refrigerating box with transparent door |
| CN102425900A (en) * | 2011-09-19 | 2012-04-25 | 德清县三星塑料化工有限公司 | Electric heating glass door body |
| CN103148662A (en) * | 2013-03-20 | 2013-06-12 | 海尔集团公司 | Transparent refrigerator door |
| CN203897865U (en) * | 2014-06-12 | 2014-10-29 | 浙江捷盛制冷科技有限公司 | Refrigerating display cabinet for preventing condensation |
-
2014
- 2014-12-18 CN CN201410789994.XA patent/CN104534764B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104534764A (en) | 2015-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105222478B (en) | The method defrosted using freezer outside air auxiliary electrical heater | |
| CN107841859A (en) | Dryer with steam nursing function | |
| CN103966818B (en) | A kind of direct-heating type clothing-drying wardrobe | |
| WO2012016402A1 (en) | All-weather energy-saving method and device for refrigerator and all-weather energy-saving refrigetator | |
| CN104120591A (en) | Clothes dryer control method | |
| CN208018622U (en) | Low pressure high-and-low temperature humid heat test box | |
| CN102116556A (en) | Air-cooled refrigerator and control method thereof | |
| CN106225380B (en) | Control method, control device and the refrigerator of refrigerator | |
| CN207407474U (en) | A kind of kitchen air conditioner system with the cooperation of cold-storage cabinet | |
| CN104534764B (en) | Energy-saving vertical transparent door refrigerator | |
| CN104807272B (en) | Air-cooled refrigerator moisture preserving module and control method thereof | |
| CN106091504A (en) | A kind of refrigerator with automatic defrosting system and defrosting control method thereof | |
| CN203349611U (en) | Cool storage and heat storage type heat pump drying device | |
| CN101435150B (en) | Overload protection control method and apparatus for heat pump type clothes dryer and clothes dryer equipped with the apparatus | |
| CN107692675A (en) | A kind of nobody the intelligent fresh food supermarket of constant temperature and humidity 24 hours | |
| TWI663367B (en) | Energy-saving, environmentally friendly constant temperature and humidity tester | |
| CN204438630U (en) | A kind of energy-saving vertical transparent doors household freezer | |
| CN108118507A (en) | Cabinet-type heat pump energy-conserving dryer and its method of work | |
| CN204555487U (en) | A kind of moisturizing module for wind cooling refrigerator | |
| CN208296562U (en) | Temperature and pressure control system for dryer | |
| CN209459288U (en) | A kind of freezer integral type refrigeration unit | |
| CN203501593U (en) | Quick cooling cabinet | |
| CN203249884U (en) | Automatic building door window thermal insulation performance detection equipment | |
| TWM567850U (en) | Energy-saving and eco-friendly constant temperature and humidity testing machine | |
| CN201992941U (en) | Air-cooled refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |