CN105823217B - Air distribution device on condensing type efficient module furnace - Google Patents
Air distribution device on condensing type efficient module furnace Download PDFInfo
- Publication number
- CN105823217B CN105823217B CN201610306386.8A CN201610306386A CN105823217B CN 105823217 B CN105823217 B CN 105823217B CN 201610306386 A CN201610306386 A CN 201610306386A CN 105823217 B CN105823217 B CN 105823217B
- Authority
- CN
- China
- Prior art keywords
- air
- distribution device
- shell
- condensing type
- air distribution
- 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
- 238000009826 distribution Methods 0.000 title claims abstract description 19
- 238000009833 condensation Methods 0.000 claims abstract description 45
- 230000005494 condensation Effects 0.000 claims abstract description 45
- 238000009423 ventilation Methods 0.000 claims abstract description 18
- 239000000779 smoke Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000013589 supplement Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 5
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 22
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 239000008236 heating water Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 241000238631 Hexapoda Species 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 241000283984 Rodentia Species 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
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
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L1/00—Passages or apertures for delivering primary air for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention provides an air distribution device on a condensing type high-efficiency module furnace, which comprises an air ventilation shell arranged above a furnace shell, wherein a smoke exhaust pipe is arranged in the furnace shell, the air ventilation shell is connected to the smoke exhaust pipe, the smoke exhaust pipe comprises a condensation cavity and a smoke exhaust cavity, a ventilation cavity communicated with the condensation cavity is arranged on the ventilation shell, a plurality of air inlet holes are arranged on the ventilation cavity, the air inlet holes, the ventilation cavity and the condensation cavity form an air supplement flow passage, a filter screen piece for flowing through of the air supplement flow passage is arranged in the ventilation cavity, and a guide piece communicated with the condensation cavity is arranged below the filter screen piece, so that air supply can be provided for a double-condensing type gas module furnace with heating return water preheating condensation heat exchange and air preheating condensation heat exchange, the IP65 protection grade is reached, and the long-term stable work.
Description
Technical field
The present invention relates to gas fired-boiler fields, and in particular to air distribution device on a kind of condensing type highly effective module furnace.
Background technique
Condensed type combustion gas module furnace is a kind of novel central heating appliance, and effects of energy conservation and environmental protection is significant, extensive
The large-scale occasion such as cell, hospital, supermarket, hotel, bath center, swimming pool, which is lived, applied to workshop, office block, quotient concentrates confession
Warm, supplying hot water.
Several gas modules are installed, gas module mainly uses natural gas or coal gas conduct in the furnace body of gas module
Fuel.According to the burning formula of fuel, (example is in natural gas CH4+2O2=CO2+2H2O it) is learnt with the ratio of air oxygen: combustion gas mould
When block works, oxygen needed for needing 10 times or more of air supply that could provide full combustion of fuel.But most of modules
The air dispensing mode of furnace be mainly pass through door-plate, the side punching press blinds of cabinet body and cabinet body bottom punching be arranged air into
Mouthful, to provide air needed for fuel gas buring.But in burning, the top in the furnace shell of the module furnace of above structure is empty
Gas dispensing is insufficient, causes the gas module of furnace shell upper area to burn and is not enough, influences the thermal efficiency of complete machine.
Although existing module furnace product solves the above problems in the top punching of furnace shell, degree of protection is lower, holds
It is serious vulnerable to water, dirt and the invasion of insect pest, consequence.Moreover, more condensed water can be generated in combustion process, can be made to environment
It at pollution, while being easy to corrode gas module and damaging the appliance electronic component of gas module, seriously affect the use of module furnace
Service life.
For a kind of above-mentioned, existing lower air distribution device, it can sufficiently meet 10 times of boiler oil or more air supplies, simultaneously
Boiler degree of protection can reach IP65.But above-mentioned lower air distribution device is only limitted to the condensation of preheating heating water return condensation heat exchange
Formula gas module stove air supply, for preheating the double cold of condensation heat exchange and air preheat condensation heat exchange with heating water return
Solidifying formula gas module furnace can not provide air supply.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide air distributions on a kind of condensing type highly effective module furnace to fill
It sets, it can be mentioned to the double-condensing gas module furnace with heating water return preheating condensation heat exchange and air preheat condensation heat exchange
For air supply, and reach IP65 degree of protection.
Goal of the invention of the invention is achieved in that air distribution device on a kind of condensing type highly effective module furnace, including installation
Ventilation shell above furnace shell, furnace shell are provided with smoke exhaust pipe, and ventilation shell is connected on smoke exhaust pipe, wherein the smoke exhaust pipe includes
Condensation chamber, smoke extraction chamber, ventilation shell are equipped with the vented cavity communicated with condensation chamber, and vented cavity is equipped with several air inlet holes, described
Air inlet hole, vented cavity and condensation chamber form air and supplement runner, the mistake flowed through in the vented cavity equipped with air supplement runner
Screen element, filtering netware lower section are equipped with the guiding piece communicated with condensation chamber.
It is optimized according to above-mentioned, several described air inlet holes are distributed evenly on the side wall of ventilation shell.
It is optimized according to above-mentioned, the guiding piece includes tilting to collect basin, and basin is collected in inclination to be had by air inlet hole to condensation
The direction of chamber inclined ramped bottom surface gradually downward.
It is optimized according to above-mentioned, the filtering netware is in inclination and collects on the high end of basin.
It is optimized according to above-mentioned, the filtering netware includes the filter screen containing two layers, is set between two layers of filter screen
There is gap.
It is optimized according to above-mentioned, the guidance that the ramped bottom surface that basin is collected in the inclination is equipped at least one exports, and draws
Export mouth is equipped with the honeycomb duct being connected to condensation chamber.
It is optimized according to above-mentioned, the guidance outlet is set to inclination and collects in the end portion of basin.
It is optimized according to above-mentioned, the top of the condensation chamber is equipped with the air inlet communicated with vented cavity, and honeycomb duct goes out
Mouth is connect with the air inlet of condensation chamber.
It is optimized according to above-mentioned, the bottom of the condensation chamber is equipped with the drainage duct of the row's of concentration condensed water.
It is optimized according to above-mentioned, the furnace shell is the closed shell with furnace chamber.
The present invention has the advantages that utilizing air inlet hole, vented cavity using air distribution device on this condensing type highly effective module furnace
Air is formed with condensation chamber and supplements runner, can preheat condensation heat exchange and air preheat condensation heat exchange to heating water return
Double-condensing gas module furnace provides air supply, makes full combustion of fuel, improves the thermal efficiency.Moreover, complement filter netware, into
One step improves the degree of protection with higher such as dust-proof, protection against rodents, insect prevention, while efficiently separating moisture in air, gives gas module
Dry air is provided, reduces condensed water and generates, reduce pollution, and reach IP65 degree of protection, it is ensured that gas module furnace superintendent
Phase steady operation.
Detailed description of the invention
Attached drawing 1 is the perspective view of present pre-ferred embodiments.
Attached drawing 2 is the cross-sectional view (removing gas module) of present pre-ferred embodiments.
Attached drawing 3 is the filtering netware of present pre-ferred embodiments and the structural schematic diagram of inclination collection basin.
Attached drawing 4 is the filtering netware of present pre-ferred embodiments and the top view of inclination collection basin.
Specific embodiment
The invention will be further described with reference to the accompanying drawing.
1 to shown in attached drawing 2 with reference to the accompanying drawings, air distribution device on condensing type highly effective module furnace of the invention comprising ventilation shell
2, ventilation shell 2 is installed on 1 top of furnace shell.The furnace shell 1 has furnace chamber, and smoke exhaust pipe 3 and several gas modules are housed on furnace chamber.Institute
Stating smoke exhaust pipe 3 includes condensation chamber 31 and smoke extraction chamber 32, and shell 2 of divulging information is equipped with vented cavity 21.The gas module and smoke extraction chamber
32 connections, condensation chamber 31 are communicated with vented cavity 21.Wherein, vented cavity 21 is equipped with several air inlet holes 4, several air inlet holes 4
It is evenly arranged in the side wall of ventilation shell 2.The air inlet hole 4, vented cavity 21 and condensation chamber 31 form air and supplement runner 5.And
And furnace shell 1 is closed shell.When gas module operation, when combustion gas mixes with air object burning, by the high-temperature flue gas of generation
The bulbs of pressure flue gas utilization smoke extraction chamber 32 is discharged.Period forms negative pressure in the combustion chamber of gas module, causes furnace shell
1 forms negative pressure, so that condensation heat exchange and air preheat condensation heat can be preheated to heating water return by supplementing runner 5 by air
The double-condensing gas module furnace of exchange provides air supply, makes full combustion of fuel, improves the thermal efficiency.
Referring to figs. 1 to 4, the filtering netware 6 flowed through in the vented cavity 21 equipped with air supplement runner 5.It should
Filtering netware 6 includes the filter screen containing two layers, is equipped with gap between two layers of filter screen.Air successively passes through air inlet hole 4, mistake
Strainer improves the degree of protection with higher such as dust-proof, protection against rodents, insect prevention, simultaneously effective carries out coarse filtration, refined filtration to air, has
Dust, moisture in air are filtered, realizes and dry air is provided to gas module, reduces condensed water and generates, is reduced dirty
Dye, reaches IP65 degree of protection, it is ensured that gas module furnace long-term stable operation.
Shown in referring to Figure 2 to Figure 4, the top of the condensation chamber 31 is equipped with the air inlet communicated with vented cavity 21, the mistake
The guiding piece communicated with the air inlet of condensation chamber 31 is equipped with below screen element 6.The guiding piece includes that basin 7 is collected in inclination, and inclination is received
Collection basin 7 has by air inlet hole 4 to the direction of condensation chamber 31 inclined ramped bottom surface 71 gradually downward.Wherein, inclining for basin 7 is collected in inclination
Inclined end face 71 is equipped with the guidance outlet 8 of at least one, and guidance outlet 8 is set to inclination and collects in the end portion of basin 7, described
Netware 6 is filtered to be on the high end of inclination collection basin 7.Moreover, guidance outlet 8 is equipped with the honeycomb duct being connected to condensation chamber 31
9, the outlet of honeycomb duct 9 is connect with the air inlet of condensation chamber 31.The draining that the bottom of condensation chamber 31 is equipped with the row's of concentration condensed water is led
Pipe 10.It is separated when that is, dust, moisture passing through filter screen in air and falls into inclination along filter screen and collect basin 7, immediately edge
Honeycomb duct 9 enter condensation chamber 31, by drainage duct 10 by the dirt of condensation chamber 31, condensed water centralized collection, reduce pollution,
Further reach IP65 degree of protection, it is ensured that module furnace long-term stable operation.
Above-mentioned specific embodiment is only the preferable specific embodiment of effect of the present invention, all and of the invention condensing type highly effectives
The identical or equivalent structure of air distribution device, is within the scope of the invention on module furnace.
Claims (8)
1. air distribution device on a kind of condensing type highly effective module furnace, including the ventilation shell (2) being installed on above furnace shell (1), furnace shell (1)
It is inside equipped with smoke exhaust pipe (3), ventilation shell (2) is connected on smoke exhaust pipe (3), it is characterised in that: the smoke exhaust pipe (3) includes condensation
Chamber (31), smoke extraction chamber (32), ventilation shell (2) are equipped with the vented cavity (21) communicated with condensation chamber (31), and vented cavity is set on (21)
There are several air inlet holes (4), the air inlet hole (4), vented cavity (21) and condensation chamber (31) form air supplement runner (5), institute
State the filtering netware (6) flowed through in vented cavity (21) equipped with air supplement runner (5), be equipped with below filtering netware (6) with it is cold
The guiding piece that solidifying chamber (31) communicate；
Several described air inlet holes (4) are distributed evenly on the side wall of ventilation shell (2)；
The guiding piece includes that basin (7) are collected in inclination, and basin (7) are collected in inclination to be had by the direction of air inlet hole (4) to condensation chamber (31)
Inclined ramped bottom surface (71) gradually downward.
2. air distribution device on condensing type highly effective module furnace according to claim 1, it is characterised in that: the filtering netware (6)
On the high end that basin (7) are collected in inclination.
3. air distribution device on condensing type highly effective module furnace according to claim 1 or claim 2, it is characterised in that: the filtering netware
(6) include the filter screen containing two layers, be equipped with gap between two layers of filter screen.
4. air distribution device on condensing type highly effective module furnace according to claim 1, it is characterised in that: basin is collected in the inclination
(7) guidance that ramped bottom surface (71) is equipped at least one exports (8), and guidance outlet (8) is equipped with condensation chamber (31) even
Logical honeycomb duct (9).
5. air distribution device on condensing type highly effective module furnace according to claim 4, it is characterised in that: the guidance exports (8)
Inclination is set to collect in the end portion of basin (7).
6. air distribution device on condensing type highly effective module furnace according to claim 4, it is characterised in that: the condensation chamber (31)
Top is equipped with the air inlet communicated with vented cavity (21), and the outlet of honeycomb duct (9) is connect with the air inlet of condensation chamber (31).
7. air distribution device on condensing type highly effective module furnace according to claim 1 or 6, it is characterised in that: the condensation chamber
(31) bottom is equipped with the drainage duct (10) of the row's of concentration condensed water.
8. air distribution device on condensing type highly effective module furnace according to claim 1, it is characterised in that: the furnace shell (1) is tool
There is the closed shell of furnace chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610306386.8A CN105823217B (en) | 2016-05-11 | 2016-05-11 | Air distribution device on condensing type efficient module furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610306386.8A CN105823217B (en) | 2016-05-11 | 2016-05-11 | Air distribution device on condensing type efficient module furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105823217A CN105823217A (en) | 2016-08-03 |
| CN105823217B true CN105823217B (en) | 2019-05-10 |
Family
ID=56529209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610306386.8A Active CN105823217B (en) | 2016-05-11 | 2016-05-11 | Air distribution device on condensing type efficient module furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105823217B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062585A (en) * | 2017-02-20 | 2017-08-18 | 广东万家乐燃气具有限公司 | A kind of gas heater for reducing air intake water content |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299876A (en) * | 2015-12-04 | 2016-02-03 | 成都前锋电子有限责任公司 | Fuel gas heating and water heating furnace for strengthening air circulation |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100532995C (en) * | 2004-01-30 | 2009-08-26 | 关中股份有限公司 | Water heater |
| JP2011174688A (en) * | 2010-02-25 | 2011-09-08 | Chofu Seisakusho Co Ltd | Combustion device |
| CN202328745U (en) * | 2011-11-24 | 2012-07-11 | 陈庆健 | Compact module furnace |
| CN104534665B (en) * | 2014-12-26 | 2017-09-19 | 广东普瑞玛实业有限公司 | T-shaped top air distribution device and gas module furnace with same |
| CN105485915B (en) * | 2016-01-26 | 2018-06-15 | 哈尔滨哈锅锅炉工程技术有限公司 | A kind of flue gas waste heat recovery apparatus for oil-burning gas-fired boiler |
| CN205593188U (en) * | 2016-05-11 | 2016-09-21 | 中山普瑞玛实业有限公司 | Air distribution device on condensing type efficient module furnace |
-
2016
- 2016-05-11 CN CN201610306386.8A patent/CN105823217B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299876A (en) * | 2015-12-04 | 2016-02-03 | 成都前锋电子有限责任公司 | Fuel gas heating and water heating furnace for strengthening air circulation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105823217A (en) | 2016-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201145319Y (en) | Multifunctional combined type gas system | |
| CN105823217B (en) | Air distribution device on condensing type efficient module furnace | |
| CN101408307A (en) | Hydrogen-oxygen combustion-supporting horizontal boiler | |
| CN205606904U (en) | High-efficient two condensing gas module stoves | |
| CN205593188U (en) | Air distribution device on condensing type efficient module furnace | |
| CN104633934B (en) | Oil fume filtering device of gas water heater | |
| CN105823215B (en) | High-efficient two condensing gas module stoves | |
| CN206094562U (en) | Equal-resistance flow-equalizing preheating backwater condensing heat exchanger | |
| CN101149162A (en) | Multifunctional combined type gas system | |
| CN209084856U (en) | A kind of smoke exhaust ventilator flue gas heating combined equipment | |
| CN206858507U (en) | Biomass pyrolytic air purifying apparatus | |
| CN205579623U (en) | Condensing air preheating flue gas waste heat recovery device | |
| CN112113200A (en) | Condensing type gas steam module furnace | |
| CN2878947Y (en) | Duster capable of using smoke heat | |
| CN214582610U (en) | Boiler waste heat recovery device | |
| CN212227387U (en) | Water-passing heat energy-saving device | |
| CN215572301U (en) | Waste heat recovery device of garbage power plant | |
| CN108105820A (en) | High residential building oil smoke utilizes device | |
| CN205090591U (en) | Condensation gas heater is taken out by force to water -cooling full premix formula | |
| CN214209904U (en) | A fry medicine machine oil mist processing mechanism for secret system's goldenrod tea | |
| CN215982763U (en) | Heating skid-mounted device | |
| CN205991473U (en) | A kind of skid condensing steam boiler | |
| CN214307061U (en) | Energy-efficient living beings environmental protection boiler | |
| CN218237438U (en) | Energy-saving efficient emission-reducing boiler | |
| CN2713374Y (en) | Combined type normal pressure boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 528425 Real Estate Road, Dongfeng Town and Hetai Industrial Zone, Zhongshan City, Guangdong Province Applicant after: Guangdong Puruima Industrial Co. Ltd. Address before: 528425 Real Estate Road, Dongfeng Town and Hetai Industrial Zone, Zhongshan City, Guangdong Province Applicant before: ZHONGSHAN PRIMA INDUSTRIAL CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |