CN201903069U - Anticlogging cooker - Google Patents
Anticlogging cooker Download PDFInfo
- Publication number
- CN201903069U CN201903069U CN2010206849067U CN201020684906U CN201903069U CN 201903069 U CN201903069 U CN 201903069U CN 2010206849067 U CN2010206849067 U CN 2010206849067U CN 201020684906 U CN201020684906 U CN 201020684906U CN 201903069 U CN201903069 U CN 201903069U
- Authority
- CN
- China
- Prior art keywords
- combustion chamber
- hearth
- deslagging
- caking
- tool according
- 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.)
- Expired - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 72
- 239000000446 fuel Substances 0.000 claims abstract description 56
- 239000011229 interlayer Substances 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 16
- 239000000779 smoke Substances 0.000 claims description 14
- 230000000391 smoking effect Effects 0.000 claims description 14
- 230000000295 complement effect Effects 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract description 6
- 239000002956 ash Substances 0.000 description 19
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010902 straw Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004884 grey matter Anatomy 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Solid-Fuel Combustion (AREA)
Abstract
The embodiment of the utility model discloses an anticlogging cooker, which comprises a combustion chamber, a residue discharge motor, a hearth and a fuel supply device, wherein an ignition rod is arranged on the bottom surface of the combustion chamber; an air inlet is formed on the bottom surface of a feed end of the combustion chamber; a deslagging rolling cage that rotates towards a residue discharge opening of the combustion chamber is arranged on the bottom surface of a residue discharge end of a combustion groove; the deslagging rolling cage adopts a cylindrical structure, and the air inlet is formed on a cylinder wall of the deslagging rolling cage; an air intake interlayer communicated with the air inlet formed at the feed end and the air inlet formed on the deslagging rolling cage is arranged at the bottom part of the combustion chamber; an output end of the residue discharge motor is connected with a rotation shaft of the deslagging rolling cage; the hearth is formed at the top part of the combustion chamber and is communicated with the combustion chamber; and the fuel supply device is communicated with a feed opening of the combustion chamber. The anticlogging cooker solves the problem that clogging is caused during the combustion process of the cooker.
Description
Technical field
The utility model relates to stove and accessory manufacturing technology field, more particularly, relates to a kind of anti-caking slag hearth tool.
Background technology
Stove and accessory is a furniture commonly used in people's daily life.The combustion chamber is the place of fuel combustion in the stove and accessory as the core component of stove and accessory, realizes the operate as normal of stove and accessory by the burning of fuel in the combustion chamber.
Existing stove and accessory is in the process of burning, and fuel burns in the combustion chamber, because the temperature in the combustion chamber is than higher, the ashes that fuel combustion produces can slagging scorification in the combustion chamber, if things go on like this, the ashes after the slagging scorification can stop up the fresh air inlet on the combustion chamber, thereby influence the burning of fuel.For this reason, than higher, general fuel commonly used is peeler core to stove and accessory to the requirement of fuel, because the grey matter that peeler core contains is fewer, so its burning back can not stay too many ashes, the slagging scorification phenomenon in the time of can alleviating fuel combustion on certain degree usually.But present fuel adopts peeler core to make a large amount of timber of fuel requirement, and the consumption for log is too big like this, is unfavorable for the protection of environment, and the cost of peeler core has increased the input cost of fuel when stove and accessory burns than higher.And in our daily life, a lot of biomass fuels are arranged, for example straw, wood chip, agricultural crop straw etc., because the ash rate that contains in these fuel is bigger, the ash content that produces is many and then be easy to slagging scorification in the process of burning, and the large number of biological matter fuel of generations such as annual crops is incinerated in vain, has not only polluted environment, has caused the waste of the energy simultaneously.
Therefore, how to provide a kind of and can prevent that the stove and accessory of slagging scorification is the direction of present those skilled in the art's research and development after the fuel combustion.
The utility model content
In view of this, the utility model provides a kind of anti-caking slag hearth tool, with the ashes slagging scorification that prevents that stove and accessory from producing after fuel combustion.
In order to achieve the above object, the utility model embodiment provides following technical scheme:
A kind of anti-caking slag hearth tool comprises:
The combustion chamber, its bottom surface is provided with fire rod, and the bottom surface of its feed end is provided with air admission hole, the bottom surface of the slag output end of described burning groove is provided with towards the deslagging of the direction rotation of the slag notch of described combustion chamber and rolls cage, it is tubular structure that this deslagging rolls cage, its barrel is provided with air admission hole, and the bottom of described combustion chamber is provided with the air admission hole and the deslagging of described feed end and rolls the air inlet interlayer that the air admission hole on the cage communicates;
Output and described deslagging roll the motor of slagging tap that the rotating shaft of cage is connected;
Be arranged on the top of described combustion chamber, and the burner hearth that communicates with described combustion chamber;
Fuel supply system with the feeding inlet of described combustion chamber.
Preferably, in the above-mentioned anti-caking slag hearth tool, described fuel supply system comprises:
Hopper, its bottom is provided with the feed pipe with the feeding inlet of described combustion chamber;
Be arranged on the follower arm in the described feed pipe, this follower arm is provided with flight;
The charging motor that output is connected with described follower arm.
Preferably, in the above-mentioned anti-caking slag hearth tool, described hopper is a broach hopper, and described feed pipe is arranged on the less bottom of described hopper cross-sectional area.
Preferably, in the above-mentioned anti-caking slag hearth tool, also comprise the ash bucket of the slag notch below that is arranged on described combustion chamber.
Preferably, in the above-mentioned anti-caking slag hearth tool, also comprise the casing that is arranged on outside the described burner hearth, the outer wall of this casing and described burner hearth forms hot water storage tank.
Preferably, in the above-mentioned anti-caking slag hearth tool, described burner hearth is the taper burner hearth, and the less end of its cross-sectional area links to each other with the table of this anti-caking slag hearth tool.
Preferably, in the above-mentioned anti-caking slag hearth tool, also comprise the smoking box that is arranged in the described hot water storage tank, the import of this smoking box links to each other with exhaust opening on the table, and its outlet is provided with the smoke exhaust pipe that passes described hot water storage tank.
Preferably, in the above-mentioned anti-caking slag hearth tool, the outlet of described smoke exhaust pipe is provided with exhaust blower, and the end that described smoke exhaust pipe links to each other with the import of described exhaust blower is provided with disposal box, is provided with the multiple filtration net in this disposal box.
Preferably, in the above-mentioned anti-caking slag hearth tool, the outer wall of described smoking box is provided with fin.
Preferably, in the above-mentioned anti-caking slag hearth tool, the inwall at the top of described burner hearth is provided with wind complement port, and outer wall is provided with the benefit air compartment that communicates with described wind complement port, and the air inlet of this benefit air compartment is provided with the secondary air channel that links to each other with described separating chamber.
As shown from the above technical solution, in the anti-caking slag hearth tool that the utility model embodiment provides, fuel supply system is transported to the charging aperture of fuel by the combustion chamber in the combustion chamber, under the effect of fire rod, fuel combustion, and after burning, the ashes that burning produces move to slag-drip opening along with newly going into entering gradually of fuel, and transport down in the rolling that deslagging rolls cage ashes are discharged the combustion chamber, in the anti-caking slag hearth tool that the utility model embodiment provides, along with the carrying out of burning, the ashes that burning produces are rolled cage by deslagging drains in time, so avoided the situation of the ashes of fuel generation because of slagging scorification in the hot environment of long accumulation in the combustion chamber.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The plan structure schematic diagram of the anti-caking slag hearth tool that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is that A-A among Fig. 1 is to cutaway view;
The partial interior structural representation of the anti-caking slag hearth tool that Fig. 4 provides for the utility model embodiment;
The partial interior structural representation of the anti-caking slag hearth tool that Fig. 5 provides for the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
The utility model provides a kind of anti-caking slag hearth tool, with the ashes slagging scorification that prevents that stove and accessory from producing after fuel combustion.
The anti-caking slag hearth tool that the utility model embodiment provides comprises: combustion chamber 1, slag tap motor 14, burner hearth 5 and fuel supply system, wherein:
The bottom surface of combustion chamber 1 is provided with fire rod 11, the bottom surface of this combustion chamber 1 is provided with air admission hole, the bottom surface of the slag notch of this combustion chamber 1 is provided with deslagging and rolls cage 101, this deslagging rolls cage 101 and is tubular structure, and can be along the direction rotation of its rotating shaft slag notch of 1 towards the combustion chamber, the barrel that deslagging rolls cage 101 is provided with air admission hole; The bottom of described combustion chamber 1 is provided with air inlet interlayer 102, and this air inlet interlayer 102 communicates with the air admission hole that the air admission hole and the deslagging of the feed end of combustion chamber 1 roll on the cage 101, and air enters in the combustion chamber 1 by air inlet interlayer 102 and supports fuel combustion;
The output of motor 14 of slagging tap links to each other with the rotating shaft that deslagging rolls cage 101, drives deslagging and rolls cage 101 rotations;
Fuel supply system is connected with the charging aperture of combustion chamber 1, transfer the fuel in combustion chamber 1;
Fuel supply system is transfer the fuel in combustion chamber 1, the fuel that enters into combustion chamber 1 burns, newly go into the ashes that burning produces under the promotion of fuel and move towards slag-drip opening in the process of burning, deslagging rolls cage 101 and under the drive of the motor 14 of slagging tap ashes is discharged combustion chamber 1.In the anti-caking slag hearth tool that the utility model embodiment provides, carrying out along with burning, the ashes that burning produces are rolled cage 101 by deslagging drains in time, so avoided the situation of the ashes of fuel generation because of slagging scorification in the hot environment of long accumulation in the combustion chamber.
In the anti-caking slag hearth tool that provides among the utility model embodiment, avoided the slagging scorification phenomenon of stove and accessory in combustion process, made that this stove and accessory can be with various biomass fuels, as burnings that acts as a fuel such as rice husk, wood chip, bark, agricultural crop straws.
In order further to optimize above-mentioned scheme, in the anti-caking slag hearth tool that provides in the foregoing description, fire rod 11 is arranged on the bottom surface of combustion chamber 1, and an end of close charging aperture, makes fuel enter into combustion chamber 1 like this and is as far as possible promptly lighted later.
The anti-caking slag hearth tool that provides among the utility model embodiment is in the process of work, and the ashes that burning produces the constantly slag-drip opening of combustion chamber 1 are discharged, and the ashes that burning is produced are collected for convenience, is provided with ash bucket 7 below the slag-drip opening of combustion chamber 1.
In the boiler that provides in the foregoing description, fuel supply system is transfer the fuel in combustion chamber 1, concrete fuel supply system can have multiple, carry out charging in every way, the utility model embodiment provides a kind of feedway of fuel, comprise hopper 3, feed pipe 2 and charging motor 4, wherein:
The output of charging motor 4 links to each other with follower arm 21.
This fuel supply system is when work, and charging motor 4 drives follower arm 21 rotations, and follower arm 21 is provided with flight and under the effect of flight the fuel in the hopper 3 is transported in the combustion chamber 1 by feed pipe 2, thereby has realized the automation of charging.
In the fuel supply system that provides in the present embodiment, in order to guarantee that fuel has the sufficient time and burns after entering into combustion chamber 1, so that fuel combustion is complete, above-mentioned charging motor 4 can be the intermittently used motor, and this charging motor 4 can be controlled by the electric-controlled box 13 that is arranged on the stove and accessory.
Above-mentioned hopper 3 is parts of depositing fuel, for blanking more easily, above-mentioned hopper 3 is a broach hopper, feed pipe 2 is arranged on the less bottom of hopper cross-sectional area, this kind structure is in the process that fuel is carried, follow-up fuel is slipped to the drain hole of hopper 3 bottoms voluntarily, and carries out the conveying of fuel under the drive of follower arm 21.
In the anti-caking slag hearth tool that provides in the foregoing description, burner hearth 5 is the taper burner hearth, and the less end of cross-sectional area is positioned at the top of stove and accessory, it should be connected with the table 15 of this anti-caking slag hearth tool by end, the burner hearth of pyramidal structure can improve the efficiency of heating surface to the heating object on the table 15 10 so that flame is gathered more.In order further to optimize such scheme, the inwall at the top of above-mentioned burner hearth 5 is provided with wind complement port, the outer wall of the top correspondence of burner hearth is provided with mends air compartment 51, the air inlet of this benefit air compartment 51 is provided with secondary air channel 8, air enters into by blowdown pipe 8 and mends air compartment 51 like this, and blow in the burner hearth 5 by wind complement port, by in burner hearth 5, mending air, make on the one hand the not gas of after-flame (for example carbon monoxide etc.) after-flame fully fully in the high-temperature flue gas in the burner hearth 5, make that the burning of fuel is more abundant, improve the efficiency of combustion of fuel; Reduce a large amount of imperfect combustion gas on the other hand and be discharged in the atmosphere influence environment.Being provided with of above-mentioned wind complement port can also make the high-temperature flue gas or the flame that come out in the burner hearth 5 gather more, improved the temperature of high-temperature flue gas or flame, and then improved being arranged on the efficiency of heating surface of the heating object 10 on the table 15.
Preferred scheme, above-mentioned benefit air compartment 51 are that annular is mended air compartment, and it is around the burner hearth afterbody, and wind complement port is distributed on the inwall at top of burner hearth 5, makes gas enter into burner hearth 5 from all directions, makes tonifying Qi more abundant, has improved the effect of tonifying Qi.
In the anti-caking slag hearth tool that provides in the foregoing description, outside table 15, also be provided with casing 9, form hot water storage tank 93 between the outer wall of this casing 9 and burner hearth 5, by in hot water storage tank 93, adding entry, the heat that realization comes out burner hearth 5 outer walls absorbs and utilizes, and has improved the heat energy utilization rate of this anti-caking slag hearth tool.In order further to optimize such scheme, above-mentioned blowdown pipe 8 can pass from this hot water storage tank 93, heats by 93 pairs of blowdown pipes of hot water storage tank, has improved the temperature of air in the blowdown pipe 8, makes that the air in the blowdown pipe is combustion-supporting more efficiently.
The heat that above-mentioned hot water storage tank 93 can distribute the outer wall of burner hearth absorbs and utilizes, and by being arranged on water inlet 91 and the dewatering outlet 92 realization water inlets on the casing 9 and discharging water, hot water storage tank 93 heated water can be applied in the daily life, for example have a bath, heat supply heating etc.
Just burner hearth 5 outer wall dispersed heats are utilized again in the such scheme, in the stove and accessory use of reality, though high-temperature flue gas is used for heating object is heated, but the waste gas after being used to heat, the flue gas of promptly discharging from exhaust opening still has very high temperature, after these flue gases are discharged from, still can cause a large amount of heats not to be utilized.Based on this, also comprise the smoking box 6 that is arranged in the described hot water storage tank 93 in the anti-caking slag hearth tool that provides in the present embodiment, the import of this smoking box 6 links to each other with exhaust opening on the table 15, and its outlet is provided with the smoke exhaust pipe that passes described hot water storage tank 93.
Above-mentioned exhaust opening is connected the import 61 of smoking box 6, this smoking box 6 is arranged in the hot water storage tank 93, in the process of smoke evacuation, the exhaust opening of high-temperature flue gas from table enters into smoking box 6, carry out heat exchange by the water in smoking box 6 and the hot water storage tank 93, thereby realize the heat energy in the waste gas is utilized again, and finally from the smoke exhaust pipe (not shown) of smoking box 6 outlets, discharge.In order to improve heat exchange efficiency, the outer wall of above-mentioned smoking box 6 is provided with the heat exchanging fin (not shown), has further increased the heat exchange area of smoke exhaust pipe and water, has improved the absorption efficiency to heat energy in the waste gas.
In the anti-caking slag hearth tool that provides in the foregoing description, outlet at smoke exhaust pipe is provided with exhaust blower 121, smoke exhaust pipe is provided with disposal box 12 with the end that the import of exhaust blower 121 links to each other, be provided with multiple filtration net (not shown) in this disposal box 12, because the flue gas of discharging in the smoke exhaust pipe contains a large amount of dusts, these dusts enter before the exhaust blower 121, filter by the screen pack in the disposal box 12, dust is filtered in disposal box 12, this disposal box 12 can regularly be handled, the dust that is collected in is wherein focused on, and being provided with of above-mentioned disposal box 12 reduced the pollution to environment of flue gas that smoke exhaust pipe discharges.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. an anti-caking slag hearth tool is characterized in that, comprising:
The combustion chamber, its bottom surface is provided with fire rod, and the bottom surface of its feed end is provided with air admission hole, the bottom surface of the slag output end of described burning groove is provided with towards the deslagging of the direction rotation of the slag notch of described combustion chamber and rolls cage, it is tubular structure that this deslagging rolls cage, its barrel is provided with air admission hole, and the bottom of described combustion chamber is provided with the air admission hole and the deslagging of described feed end and rolls the air inlet interlayer that the air admission hole on the cage communicates;
Output and described deslagging roll the motor of slagging tap that the rotating shaft of cage is connected;
Be arranged on the top of described combustion chamber, and the burner hearth that communicates with described combustion chamber;
Fuel supply system with the feeding inlet of described combustion chamber.
2. anti-caking slag hearth tool according to claim 1 is characterized in that described fuel supply system comprises:
Hopper, its bottom is provided with the feed pipe with the feeding inlet of described combustion chamber;
Be arranged on the follower arm in the described feed pipe, this follower arm is provided with flight;
The charging motor that output is connected with described follower arm.
3. anti-caking slag hearth tool according to claim 2 is characterized in that described hopper is a broach hopper, and described feed pipe is arranged on the less bottom of described hopper cross-sectional area.
4. anti-caking slag hearth tool according to claim 1 is characterized in that, also comprises the ash bucket of the slag notch below that is arranged on described combustion chamber.
5. anti-caking slag hearth tool according to claim 1 is characterized in that, also comprises the casing that is arranged on outside the described burner hearth, and the outer wall of this casing and described burner hearth forms hot water storage tank.
6. anti-caking slag hearth tool according to claim 5 is characterized in that described burner hearth is the taper burner hearth, and the less end of its cross-sectional area links to each other with the table of this anti-caking slag hearth tool.
7. anti-caking slag hearth tool according to claim 6 is characterized in that, also comprises the smoking box that is arranged in the described hot water storage tank, and the import of this smoking box links to each other with exhaust opening on the table, and its outlet is provided with the smoke exhaust pipe that passes described hot water storage tank.
8. anti-caking slag hearth tool according to claim 7 is characterized in that the outlet of described smoke exhaust pipe is provided with exhaust blower, and the end that described smoke exhaust pipe links to each other with the import of described exhaust blower is provided with disposal box, is provided with the multiple filtration net in this disposal box.
9. anti-caking slag hearth tool according to claim 8 is characterized in that the outer wall of described smoking box is provided with fin.
10. anti-caking slag hearth tool according to claim 6, it is characterized in that, the inwall at the top of described burner hearth is provided with wind complement port, and outer wall is provided with the benefit air compartment that communicates with described wind complement port, and the air inlet of this benefit air compartment is provided with the secondary air channel that links to each other with described separating chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206849067U CN201903069U (en) | 2010-12-28 | 2010-12-28 | Anticlogging cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206849067U CN201903069U (en) | 2010-12-28 | 2010-12-28 | Anticlogging cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201903069U true CN201903069U (en) | 2011-07-20 |
Family
ID=44273662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206849067U Expired - Fee Related CN201903069U (en) | 2010-12-28 | 2010-12-28 | Anticlogging cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201903069U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102116488A (en) * | 2010-12-28 | 2011-07-06 | 朱宏锋 | Anti-slagging furnace |
| CN103499108A (en) * | 2013-04-08 | 2014-01-08 | 安顺惠烽节能炉具有限责任公司 | Biomass energy-saving furnace |
-
2010
- 2010-12-28 CN CN2010206849067U patent/CN201903069U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102116488A (en) * | 2010-12-28 | 2011-07-06 | 朱宏锋 | Anti-slagging furnace |
| CN103499108A (en) * | 2013-04-08 | 2014-01-08 | 安顺惠烽节能炉具有限责任公司 | Biomass energy-saving furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20121228 |