CN204786460U - Remove siege formula rice husk incinerator that admits air - Google Patents
Remove siege formula rice husk incinerator that admits air Download PDFInfo
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- CN204786460U CN204786460U CN201520476602.4U CN201520476602U CN204786460U CN 204786460 U CN204786460 U CN 204786460U CN 201520476602 U CN201520476602 U CN 201520476602U CN 204786460 U CN204786460 U CN 204786460U
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- rice husk
- siege
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Abstract
The utility model discloses a remove siege formula rice husk incinerator that admits air, include: an incinerator body, one removes siege mechanism, a rice husk conveying mechanism, the first mechanism of admitting air to and the second mechanism of admitting air. Wherein, should remove siege mechanism and be equipped with pneumatic cylinder and push rod, by the siege first, two, the removal repeatedly of three -position, discharge the ashes after the rice husk burning by the combustion chamber, constantly move the ashes after the burning simultaneously, avoid ashes to paste the siege, the condition of smouldering that produces incomplete combustion appears. And construct by first, binary mechanism of qi and carry out the burning in two stages to the rice husk, can make rice husk complete combustion, avoid tar and black cigarette waste gas row to atmosphere, cause the pollution to the environment. The utility model discloses except avoiding the black smoke pollution environment of discharging, also can promote the life of rice husk incinerator simultaneously.
Description
Technical field
The utility model relates to a kind of moving hearth air admission type rice husk incinerator, espespecially one is provided with moving hearth mechanism, by siege repeatedly moving in first, second and third position, ashes after combusting rice hull can be discharged by combustion chamber, and avoid ashes to paste siege, the situation of smouldering producing incomplete combustion occurs.And utilize first and second admission gear to carry out two stage burning to rice husk, and reach the object that rice husk burns completely.
Background technology
Traditional rice husk incinerator, is also called chaff stove, mainly rice husk (also known as chaff) is stacked in siege and is burnt.And the ashes that produce of burning, then utilize the ash-falling hole on siege, to drop collection ashcan via ash-falling hole, then in manpower mode the ashes in collection ashcan are shoveled out and transport.
And traditional rice husk incinerator, usually can produce three major defects.The first, rice husk is stacked on siege and burns, and going back unburned completely, follow-up rice husk is sent constantly into by conveying mechanism again, covers on original aflame rice husk, makes it fully cannot contact with air, produces phenomenon of smouldering.This is smouldered is a kind of imperfect combustion, belongs to a kind of waste of the energy.The second, rice husk imperfect combustion can produce black smoke, and black smoke rises slowly, after the wall lower with Inner Wall of Combustion Chamber temperature contacts, namely can form tar.Tar constantly sticks together accumulation, not only affects the burning capacity of rice husk incinerator, finally also can reduce the service life of rice husk incinerator.3rd, ash-falling hole can be blocked by ashes often, and ash-falling hole is once block; ashes cannot continue to get rid of, and ashes will be pasted at siege, except affecting the combustion efficiency of rice husk; produce more how unburnt black smoke, if the quantity of ash accumulation is too many, finally also can shorten the life-span of rice husk incinerator.
The utility model mainly ties up to the shortcoming improved aforementioned conventional rice husk incinerator and occur, the one of doing completely newly is created.
Utility model content
First object of the present utility model, it is a kind of moving hearth air admission type rice husk incinerator, it utilizes hydraulic cylinder and the push rod of moving hearth mechanism, by siege repeatedly moving in first, second and third position, ashes after combusting rice hull can be discharged by combustion chamber, constantly move the ashes after burning simultaneously, avoid ashes to paste siege, the situation of smouldering producing incomplete combustion occurs.
Second object of the present utility model, it is a kind of moving hearth air admission type rice husk incinerator, its by the first admission gear design, via multiple combustion-supporting hole ejection air, assistance rice husk of stirring helps it to burn completely, and the air-flow sprayed also contributes to removing ashes, ashes are avoided to paste siege, or ashes blocking combustion-supporting hole.
3rd object of the present utility model, be a kind of moving hearth air admission type rice husk incinerator, it carries out two stage burning by first and second admission gear to rice husk, and rice husk can be made to burn completely, avoids tar and black smoke waste gas to drain into air, contaminated environment.
4th object of the present utility model, be a kind of moving hearth air admission type rice husk incinerator, it can reduce the generation of Inner Wall of Combustion Chamber tar and stick, and promotes the service life of combustion chamber.
5th object of the present utility model is a kind of moving hearth air admission type rice husk incinerator, and it utilizes ashes conveying mechanism the ashes conveying after combusting rice hull to be concentrated, and avoids ashes to fly away everywhere, affects context, enhancing ring guaranteed request.
In order to reach the utility model, the utility model provides following technical scheme:
A kind of moving hearth air admission type rice husk incinerator, comprising: incinerator body, moving hearth mechanism, rice husk conveying mechanism, the first admission gear, the second admission gear; Wherein,
This incinerator body, outside is an outer outlet body, and inside is a combustion chamber;
This moving hearth mechanism, is arranged at the bottom of incinerator body combustion chamber, and it is provided with a siege, and this siege is provided with multiple combustion-supporting hole, and one end of this siege connects a push rod, and the other end of this push rod then connects a hydraulic cylinder;
This rice husk conveying mechanism, is arranged at the side of incinerator body, comprises into package road, defeated package, rice husk air blast and shell dropping device;
This first admission gear, is arranged at the below of this siege, comprises: connect the air chamber be coated on below this siege, and hangs the air blast being fixed on book office below this air chamber;
This second admission gear, is arranged at the top of this combustion chamber, and four peripheral wall surfaces in incinerator body offer multiple airway, arranges outward extending shield in the top of each this airway;
By this rice husk conveying mechanism, rice husk is dropped in this combustion chamber of incinerator, utilize this moving hearth mechanism that this siege is moved repeatedly, ashes after combusting rice hull are discharged by this combustion chamber, fall to ash discharge collection unit, then it is concentrated to be transported to ashes by ashes conveying mechanism, and by this first admission gear, rice husk of stirring is assisted to help it to carry out the burning of first stage, by this second admission gear, second-time burning is carried out to flue gas, make after it burns completely, then discharged by exhaust opening.
The utility model also provides a kind of moving hearth air admission type rice husk incinerator, comprising: incinerator body, moving hearth mechanism, rice husk conveying mechanism, the first admission gear, the second admission gear, controller;
This incinerator body, outside is an outer outlet body, and inside is a combustion chamber, and this incinerator predetermined interior position place is provided with an air pressure probe, the combustion pressure in sensing stove;
This moving hearth mechanism, is arranged at the bottom of incinerator body combustion chamber, and it is provided with a siege, and this siege is provided with multiple combustion-supporting hole, and one end of this siege connects a push rod, and the other end of this push rod then connects a hydraulic cylinder;
This rice husk conveying mechanism, is arranged at the side of incinerator body, comprises into package road, defeated package, rice husk air blast and shell dropping device;
This first admission gear, is arranged at the below of this siege, comprises: connect the air chamber be coated on below this siege, and hangs the air blast being fixed on book office below this air chamber;
This second admission gear, is arranged at the top of this combustion chamber, and four peripheral wall surfaces in incinerator body offer multiple airway, arranges outward extending shield in the top of each this airway;
This controller, with circuit connecting fluid cylinder pressure, rice husk air blast, air pressure probe respectively, to control;
In order to describe in detail, be illustrated as follows especially exemplified by following embodiment, but the following example is not for limiting the utility model.
Accompanying drawing explanation
Next will be described in further detail specific embodiment of the utility model by reference to the accompanying drawings, wherein:
Fig. 1 is the sectional schematic diagram of the utility model moving hearth air admission type rice husk incinerator;
Fig. 2 is the part isometric schematic diagram of the utility model moving hearth air admission type rice husk incinerator;
Sectional schematic diagram when Fig. 3 is the use of the utility model moving hearth air admission type rice husk incinerator;
Sectional schematic diagram when Fig. 4 is the operation of the utility model moving hearth air admission type rice husk incinerator;
Sectional schematic diagram when Fig. 5 is another operation of the utility model moving hearth air admission type rice husk incinerator;
Fig. 6 is that the utility model moving hearth air admission type rice husk incinerator controls block schematic diagram.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
The utility model provides a kind of moving hearth air admission type rice husk incinerator, please also refer to Fig. 1 ~ Fig. 3, shown in Fig. 1, is the sectional schematic diagram of the utility model moving hearth air admission type rice husk incinerator; Shown in Fig. 2, it is the part isometric schematic diagram of the utility model moving hearth air admission type rice husk incinerator; Shown in Fig. 3, it is the sectional schematic diagram during use of the utility model moving hearth air admission type rice husk incinerator.This moving hearth air admission type rice husk incinerator comprises: rice husk conveying mechanism 30, first admission gear 40 of incinerator body 10, moving hearth mechanism 20, and the second admission gear 50.This incinerator body 10 outside is an outer outlet body 12, and a combustion chamber 14 is established in inside.This moving hearth mechanism 20 is the bottoms being arranged at incinerator body 10 combustion chamber 14, and it is provided with a siege 22, for the rice husk 80 of containing for burning.This siege 22 is provided with multiple through combustion-supporting hole 24, and when rice husk 80 burns, air enters inside, combustion chamber 14 by this combustion-supporting hole 24, uses and assists ventilation combustion-supporting.One end of this siege 22 connects a push rod 26, and the other end of this push rod 26 then connects a hydraulic cylinder 28, by the promotion of hydraulic cylinder 28, siege 22 can be made to move back and forth.Except the hydraulic cylinder 28 of the present embodiment, other such as adopt air compressing cylinder, motor mechanism (such as cam mechanism), or other similar mechanisms, can make the reciprocating device of push rod 26 or mechanism, be all feasible, also belongs to this category of the present utility model.This rice husk conveying mechanism 30 is the sides being arranged at incinerator body 10, comprising: that passes through outer outlet body 12 and combustion chamber 14 enters package road 32, defeated package 34, rice husk air blast 36 and shell dropping device 38 etc.Rice husk 80 for burning is fallen (as illustrated by the arrows in fig. 1) by shell dropping device 38, by blowing of rice husk air blast 36, by rice husk 80 through defeated package 34, enter package road 32, send in combustion chamber 14, and be stacked on siege 22 and burn.One first admission gear 40 is set below the siege 22 of this moving hearth mechanism 20, it comprises air chamber 42 and an air blast 44, this air chamber 42 connects the below being coated on siege 22, air blast 44 then suspension is fixed on the book office below air chamber 42, and is communicated with air chamber 42 with an airduct, the air therefore sent by air blast 44, air chamber 42 can be entered, it is inner that multiple combustion-supporting holes 24 via siege 22 are ejected to combustion chamber 14, uses rice husk 80 of stirring, and helps the burning of rice husk 80.Because the air chamber 42 of the first admission gear 40, air blast 44 are the below being fixed on siege 22, therefore when hydraulic cylinder 28 promote siege 22 move back and forth time, the first admission gear 40 is also along with moving together.This second admission gear 50 is the tops being arranged at incinerator body 10 combustion chamber 14, it offers multiple airway 52 in four peripheral wall surfaces of incinerator body 10, arrange outward extending shield 54 in the top of each airway 52, this shield 54 forms a predetermined angle with the wall of incinerator body 10.The heat smoke produced after the combustion of combustion chamber 14 when rice husk 80 will toward rising, when rising to the second 50 place of admission gear, because the density contrast of incinerator internal heat flue gas and cool exterior air, cool exterior air will be made to be inhaled into incinerator inside via the plurality of airway 52, the flue gas of high temperature (imperfect combustion) and fresh air is made to do to mix fully, carry out the second-time burning to flue gas, can burn completely, then discharged by exhaust opening 16.The below of this incinerator body 10 is provided with ash discharge collection unit 18, after the ashes that rice husk 80 after burning is formed fall, after being collected by this ash discharge collection unit 18, then it is concentrated to be transported to ashes by ashes conveying mechanism 60, ashes after avoiding rice husk 80 to burn fly away everywhere, affect context.
The situation of the utility model moving hearth mechanism 20 operation, please refer to Fig. 3, Fig. 4, Fig. 5, shown in Fig. 4, is the sectional schematic diagram during operation of the utility model moving hearth air admission type rice husk incinerator; Shown in Fig. 5, it is sectional schematic diagram during another operation of the utility model moving hearth air admission type rice husk incinerator.When rice husk 80 falls on the siege 22 of inside, combustion chamber 14 by entering package road 32, and igniting is burnt, and now the siege 22 of this moving hearth mechanism 20 is be positioned at first position, and siege 22 and combustion chamber 14 form closed state (referring to Fig. 3).After burning, the flue gas that produces will up waft liter, when the second 50 place of admission gear is walked in flue gas rising, extraneous air will be inhaled into incinerator inside via the plurality of airway 52, do to mix fully with the flue gas of high temperature, second-time burning is carried out to flue gas, after making it burn completely, then discharged by exhaust opening 16.Then, the hydraulic cylinder 28 start push rod 26 of moving hearth mechanism 20 is extended, and promotes siege 22 be moved horizontally to the second place (referring to Fig. 4) to the right by push rod 26.In this second position, siege 22 is moved into the right-hand member of combustion chamber 14 along with the first admission gear 40, forms an opening 13 between the left end internal face of now siege 22 and combustion chamber 14, and this opening 13 is interconnected with ash discharge collection unit 18.This is piled up in siege 22 left side, the ashes formed after rice husk 80 burns in a flash, opening 13 by this connection is fallen to ash discharge collection unit 18, be transported to ashes by ashes conveying mechanism 60 again to concentrate, the ashes after avoiding rice husk 80 to burn fly away everywhere, affect context.Then, hydraulic cylinder 28 start again, being turned left to move horizontally by siege 22 returns back to primary importance, and siege 22 and combustion chamber 14 form again closed state (as Fig. 3).And then, hydraulic cylinder 28 start again of moving hearth mechanism 20, makes push rod 26 shorten, and pulls siege 22 to be moved horizontally to the 3rd position (referring to Fig. 5) left by push rod 26.In the 3rd position, siege 22 is moved into the left end of combustion chamber 14 along with the first admission gear 40, forms an opening 15 between the right-hand member internal face of now siege 22 and combustion chamber 14, and this opening 15 is interconnected with ash discharge collection unit 18.This is piled up on the right of siege 22, the ashes formed after rice husk 80 burns in a flash, opening 15 by this connection is fallen to ash discharge collection unit 18, be transported to ashes by ashes conveying mechanism 60 again to concentrate, the ashes after avoiding rice husk 80 to burn fly away everywhere, affect context.Then hydraulic cylinder 28 start again, being turned right to move horizontally by siege 22 returns back to primary importance, and siege 22 and combustion chamber 14 form again closed state (as Fig. 3).Repeatedly move in first, second and third position by this siege 22, continue to carry out, the ashes after rice husk 80 can being burnt are discharged by combustion chamber 14.And this siege 22 is when repeatedly moving left and right, also constantly can move rice husk 80 ashes after burning, the situation avoiding ashes to paste siege 22 occurs.And by the first admission gear 40, the air sprayed via multiple combustion-supporting hole 24, except helping rice husk 80 of stirring to help it to burn completely, air-flow of its ejection also contributes to removing ashes, avoids ashes to paste siege 22, or ashes blocking combustion-supporting hole 24.In addition, leave ashes conveying concentratedly process, ashes also can be avoided everywhere to fly away, derivative environmental issue.And rice husk 80 carries out the burning of first stage on the siege 22 of combustion chamber 14, its flue gas produced will blow slowly rising, but part rice husk 80 still may because fully cannot contact with air, and produce and smoulder, there is unburnt black smoke of smouldering in it, will rise with this flue gas.When black smoke rising, if lower ground just contact with combustion chamber 14 inner wall temperature, formation tar is attached on the inwall of combustion chamber 14, except the efficiency of impact burning, also can reduce the life-span of combustion chamber 14.If tar is expelled to air, then by contaminated environment.Therefore avoiding flue gas to produce tar, is the top priority of rice husk incinerator.When the flue gas containing part black smoke rises to the second admission gear 50, because the height difference of inside and outside gas density, cool exterior air will be made to be inhaled into incinerator inside via the plurality of airway 52, do to mix fully with the imperfect combustion flue gas of high temperature, second-time burning is carried out to flue gas, make after it burns completely, then discharged by exhaust opening 16.By the program of first and second stage twice burning of the utility model, rice husk 80 can be made to burn completely, avoid the black smoke of contaminated environment, tar to produce.
Please consult Fig. 1 and Fig. 6 again, shown in Fig. 6, be that the utility model moving hearth air admission type rice husk incinerator controls block schematic diagram simultaneously.This incinerator predetermined interior position place is provided with an air pressure probe 72, can sense the combustion pressure in stove, and signal is sent to controller 70.And this controller 70 is also with circuit connecting fluid cylinder pressure 28 and rice husk air blast 36 respectively, to carry out the control to these equipment.Its by air pressure probe 72 sense the information of stove combustion pressure, controller 70 can adjust Kai Heguan, the rotating speed height of rice husk air blast 36 automatically, and the frequency speed of hydraulic cylinder 28 push-and-pull push rod 26, combustion pressure in automatic feedback adjustment combustion chamber 14, and on the panel of controller 70, show interior combustion pressure of coming out of the stove, site operation personnel is provided reference.In addition, when 30 start of rice husk conveying mechanism, rice husk 80 blows by rice husk air blast 36, through defeated package 34, enter package road 32, send in combustion chamber 14, fallen by shell dropping device 38, controller 70 hydraulic control cylinders 28 are failure to actuate, make siege 22 and combustion chamber 14 be positioned at the closed state of first position, avoid rice husk 80 to discharge without the burning ash discharge collection unit 18 that directly drops.Otherwise when hydraulic cylinder 28 action of moving hearth mechanism 20, when making siege 22 move, then controller 70 controls rice husk conveying mechanism 30 and is failure to actuate, and avoids rice husk 80 to send by entering package road 32.
In sum, the utility model provides a kind of moving hearth air admission type rice husk incinerator, by siege repeatedly moving in first, second and third position, ashes after combusting rice hull can be discharged by combustion chamber, constantly move the ashes after burning simultaneously, avoid ashes to paste siege, the situation of smouldering producing incomplete combustion occurs, accords with the usability in industry.And by the setting of first and second admission gear, carry out two stage process of combustion, rice husk can be made to burn completely, avoid tar and black smoke waste gas to drain into air, to environment, obviously have more the enhancement of effect compared with prior art, there is progressive.Do not see publication before another the utility model application, its novelty is also unquestionable.The utility model accords with the regulation of Patent Law, proposes the application of utility model patent in accordance with the law.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, but do not leave essential idea of the present utility model and scope, scope of the present utility model is by claims and equivalency thereof.
Claims (10)
1. a moving hearth air admission type rice husk incinerator, comprising: incinerator body, moving hearth mechanism, rice husk conveying mechanism, the first admission gear, the second admission gear; It is characterized in that,
This incinerator body, outside is an outer outlet body, and inside is a combustion chamber;
This moving hearth mechanism, is arranged at the bottom of incinerator body combustion chamber, and it is provided with a siege, and this siege is provided with multiple combustion-supporting hole, and one end of this siege connects a push rod, and the other end of this push rod then connects a hydraulic cylinder;
This rice husk conveying mechanism, is arranged at the side of incinerator body, comprises: enter package road, defeated package, rice husk air blast and shell dropping device;
This first admission gear, is arranged at the below of this siege, comprises: connect the air chamber be coated on below this siege, and hangs the air blast being fixed on book office below this air chamber;
This second admission gear, is arranged at the top of this combustion chamber, is to offer multiple airway in four peripheral wall surfaces of incinerator body, arranges outward extending shield in the top of each this airway;
By this rice husk conveying mechanism, rice husk is dropped in the combustion chamber of this incinerator, utilize this moving hearth mechanism that this siege is moved repeatedly, discharged by this combustion chamber by the ashes after combusting rice hull, fall to ash discharge collection unit, then it is concentrated to be transported to ashes by ashes conveying mechanism, and by this first admission gear, rice husk of stirring is assisted to help it to carry out the burning of first stage, by this second admission gear, second-time burning is carried out to flue gas, make after it burns completely, then discharged by exhaust opening.
2. a kind of moving hearth air admission type rice husk incinerator according to claim 1, it is characterized in that, when the siege of this moving hearth mechanism is positioned at first position, this siege and combustion chamber form closed state, when the siege of this moving hearth mechanism is positioned at second and third position, between this siege and combustion chamber, form opening.
3. a kind of moving hearth air admission type rice husk incinerator according to claim 1, it is characterized in that, this first admission gear is the below being fixed on siege, moves back and forth with this siege.
4. a kind of moving hearth air admission type rice husk incinerator according to claim 1, it is characterized in that, the wall of this shield and incinerator body forms a predetermined angle.
5. a kind of moving hearth air admission type rice husk incinerator according to claim 1, it is characterized in that, rice husk for burning is fallen by this shell dropping device by this rice husk conveying mechanism, by blowing of this rice husk air blast, by rice husk through defeated package and enter package road, in feeding combustion chamber, be stacked on siege and burn.
6. a kind of moving hearth air admission type rice husk incinerator according to claim 1, is characterized in that, this moving hearth mechanism adopts air compressing cylinder, or motor mechanism.
7. a kind of moving hearth air admission type rice husk incinerator according to claim 1, it is characterized in that, the air blast blow air of this first admission gear enters this air chamber, and the multiple combustion-supporting holes via this siege are ejected to this combustion chamber, uses rice husk of stirring and assists it to burn.
8. a moving hearth air admission type rice husk incinerator, comprising: incinerator body, moving hearth mechanism, rice husk conveying mechanism, the first admission gear, the second admission gear, controller; It is characterized in that,
This incinerator body, outside is an outer outlet body, and inside is a combustion chamber, and this incinerator predetermined interior position place is provided with an air pressure probe, the combustion pressure in sensing stove;
This moving hearth mechanism, is arranged at the bottom of incinerator body combustion chamber, and it is provided with a siege, and this siege is provided with multiple combustion-supporting hole, and one end of this siege connects a push rod, and the other end of this push rod then connects a hydraulic cylinder;
This rice husk conveying mechanism, is arranged at the side of incinerator body, comprises into package road, defeated package, rice husk air blast and shell dropping device;
This first admission gear, is arranged at the below of this siege, comprises: connect the air chamber be coated on below this siege, and hangs the air blast being fixed on book office below this air chamber;
This second admission gear, is arranged at the top of this combustion chamber, and four peripheral wall surfaces in incinerator body offer multiple airway, arranges outward extending shield in the top of each this airway;
This controller, with circuit connecting fluid cylinder pressure, rice husk air blast, air pressure probe respectively, to control;
By this rice husk conveying mechanism, rice husk is dropped in this combustion chamber of incinerator, utilize this moving hearth mechanism that this siege is moved repeatedly, ashes after combusting rice hull are discharged by this combustion chamber, fall to ash discharge collection unit, be transported to ashes by ashes conveying mechanism again to concentrate, and by this first admission gear, rice husk of stirring is assisted to help it to carry out the burning of first stage, by this second admission gear, second-time burning is carried out to flue gas, make it burn completely, and automatically adjust control with this controller.
9. a kind of moving hearth air admission type rice husk incinerator according to claim 8, it is characterized in that, this controller by this air pressure probe sense the information of stove combustion pressure, the open and close of automatic adjustment rice husk air blast, or rotating speed height, and the frequency speed of hydraulic cylinder push-and-pull push rod, the combustion pressure in automatic feedback adjustment combustion chamber.
10. a kind of moving hearth air admission type rice husk incinerator according to claim 8, it is characterized in that, this controller manipulates the action of this moving hearth mechanism and rice husk conveying mechanism automatically, when the action of rice husk conveying mechanism, the hydraulic cylinder of this moving hearth mechanism is failure to actuate, otherwise, when the hydraulic cylinder action of described moving hearth mechanism, the defeated shutting mechanism of described rice husk is failure to actuate, and directly discharges without burning to avoid rice husk.
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| CN201520476602.4U CN204786460U (en) | 2015-07-03 | 2015-07-03 | Remove siege formula rice husk incinerator that admits air |
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| CN201520476602.4U CN204786460U (en) | 2015-07-03 | 2015-07-03 | Remove siege formula rice husk incinerator that admits air |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279613A (en) * | 2018-11-14 | 2019-01-29 | 深圳群创科技控股有限公司 | Multi-box type self-burning type silicon dioxide producing device |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279613A (en) * | 2018-11-14 | 2019-01-29 | 深圳群创科技控股有限公司 | Multi-box type self-burning type silicon dioxide producing device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20190703 |