CN202131095U - Controllable microwave device for preparing expanded graphite by airflow method - Google Patents
Controllable microwave device for preparing expanded graphite by airflow method Download PDFInfo
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- CN202131095U CN202131095U CN201020674089U CN201020674089U CN202131095U CN 202131095 U CN202131095 U CN 202131095U CN 201020674089 U CN201020674089 U CN 201020674089U CN 201020674089 U CN201020674089 U CN 201020674089U CN 202131095 U CN202131095 U CN 202131095U
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- microwave
- expanded graphite
- finished product
- collection device
- bulking chamber
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Abstract
The utility model relates to a controllable microwave device for preparing expanded graphite by an airflow method, which comprises a feeding part, a microwave bulking chamber, a finished product collecting device and a tail gas treatment device. An air flow is used as delivering power of material feeding, the feeding part is located at the lower end of the microwave bulking chamber, and a spray nozzle of an air blower of the feeding part is located at the tail end of a conveying device. The position of an inlet of the microwave bulking chamber is provided with a light rotary type microwave reflecting plate, the upper portion of the microwave bulking chamber is provided with a microwave generating device, the right end is provided with a low-power spray gun, and the left end is an expanded graphite outlet, and an opening of the spray gun and the expanded graphite outlet are located on the same axis. The expanded graphite outlet is connected with the finished product collecting device, the finished product collecting device comprises a low-power negative pressure fan, a filter layer and a collecting hopper, and the lower end of the finished product collecting device is in a conical shape. The tail gas treatment device is connected with a collector through the negative pressure fan. The controllable microwave device for preparing the expanded graphite by the airflow method is low in energy consumption and high in efficiency, avoids microwave leakage and tail gas pollution and is suitable for large-scale industrial production.
Description
Technical field
The utility model belongs to machining graphite device field, particularly relates to the device that a kind of air-flow method control microwave prepares expanded graphite.
Background technology
Microwave bulking technology and traditional comparing with electricity, gas, wet goods heat puffing technique, equipment is simple, and is easy to control, can improve the performance of expanded graphite greatly, and therefore the preparation expanded graphite of continuous high-efficient more and more receives publicity.
The patent No. is CN200720146485.0, and publication number is that the microwave continuous heating unit of the drum-type solid substances of CN201087969 has been realized the continuously feeding discharging, but dependence is gravity.The expansible black lead volume is little, in light weight, and the expanded graphite volume is bigger, weight is lighter, depends merely on gravity and can not realize the continuously feeding discharging smoothly, and do not consider the microwave leakage problem.
The patent No. is CN02143336.4, and publication number is that the microwave continuous heating unit of CN1410736 can prevent microwave leakage, but can not guarantee the continuously feeding discharging, and lepidiod graphite should not transport with L type reflector.In addition, L type reflector loading and unloading trouble is prone to problem during running.
The right ends of existing microwave continuous graphite expansion apparatus in the microwave bulking chamber is provided with microwave absorbing chamber and microwave reflection plate, can prevent certain microwave leakage.But the expanded graphite volume is in light weight greatly, during extensive High-efficient Production, through the transport unit discharging because of easy cause clogging of stopping of microwave reflection plate.And the tail gas pollution problem that produces when not considering expanded graphite.
To sum up state, have following problem in the existing microwave bulking technology: 1. microwave leakage: realize that continuous production just inevitably faces the microwave leakage problem.Previous patent taked to prevent the measure of microwave leakage, but the effect that obtains is all undesirable.2. vent gas treatment: can produce obnoxious flavoures such as a large amount of SOx or NOx in the preparation expanded graphite process, in large-scale commercial prodn, must isolate the waste gas of expanded graphite and generation, exhaust collection is handled.But the patented claim in past does not address this problem.3. continue High-efficient Production: the sustainable work of microwave emitter, but can not guarantee that continuous feeding or feed inequality or raw material can not thoroughly separate with finished product, and just can not prepare expanded graphite continuously, efficiently, can not enhance productivity.
The utility model content
The utility model technical problem to be solved provides the device that a kind of air-flow method control microwave prepares expanded graphite; With continuous evenly feed, guarantee raw material and finished product separation, prevent that microwave from revealing and tail gas pollution; Continue, microwave bulking prepares the device of expanded graphite efficiently, realizes the large-scale industrial production of expanded graphite.
The utility model solves the technical scheme that its technical problem adopted: provide a kind of air-flow method control microwave to prepare the device of expanded graphite; Comprise feeding unit, microwave bulking chamber, finished product collection device and exhaust gas processing device; Described feeding unit comprises not expanded graphite feeding transport unit, gas blower and leakage material collection device; The nozzle of described gas blower is positioned at the transport unit end, and transport unit leaks the material collection device and is positioned at the feeding unit end through driven by motor; Microwave generator is equipped with on the top of microwave bulking chamber, and right-hand member is equipped with the small power spray gun, and left end is the expanded graphite outlet; The expanded graphite outlet is connected with the top of finished product collection device, and finished product collection device is followed successively by the small power negative-pressure air fan from top to bottom, filtering layer and collection bucket; Exhaust gas processing device links to each other with finished product collection device through negative-pressure air fan, and the tail gas clean-up sorbent material is housed in it.
The opening for feed place of described microwave bulking chamber is provided with the lighter rotary microwave reflection plate of weight.
Described microwave generator is in upper end, microwave bulking chamber, and expanded graphite outlet and gun slot left-right symmetric are positioned at same axis.
Described finished product collection device upper and lower ends is taper shape, and filtering layer is equipped with in negative-pressure air fan ingress.
Beneficial effect
The utility model advantage is following:
1. at the opening for feed place rotary microwave reflector is housed, neither hinders charging can effectively prevent microwave leakage again, wherein from the right half part charging of rotary microwave reflector, left-half is provided with semi-circular guard, anti-leak-stopping material.Be added with exhaust collection and treatment unit when 2. expanded graphite being collected, can prevent tail gas pollution effectively, separate expanded graphite and waste gas, collect waste gas through negative-pressure air fan and get into exhaust gas processing device through filtering layer.3. continue charging; Continuous swelling, through the transfer rate of change transport unit and the power parameter control inlet amount of nozzle, the spray gun power parameter through controlled microwave expansion chamber right-hand member makes charging stop 8～30s in the microwave bulking chamber simultaneously; Through charging of air-flow method and discharging; Can realize charging uniformly, discharging continuously, and charging is evenly scattered, be beneficial to microwave bulking.4. the utility model integrates continuously feeding, continues expanded collection, prevents that microwave leakage and tail gas pollution from administering, and has advantages such as equipment is simple, easy to operate, energy-efficient, cost is low, and the expanded graphite performance is good, pollution-free, is suitable for large-scale commercial prodn.
Description of drawings
Fig. 1 is the utility model longitudinal diagram.
Fig. 2 is the utility model vertical view.
In the accompanying drawing: 1-charging motor; 2-charging transport unit; The 3-gas blower; The 4-feed nozzle; 5-leaks the material scoop; The rotary microwave reflection plate that 6-weight is lighter; 7-microwave bulking chamber; The 8-gun slot; The 9-microwave generator; The outlet of 10-expanded graphite; The 11-filtering layer; The 12-finished product collection device; The 13-scoop; The 14-negative-pressure air fan; The 15-exhaust gas processing device.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction the utility model scope.Should be understood that in addition those skilled in the art can do various changes or modification to the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Embodiment 1
Like Fig. 1, shown in 2, the utility model comprises feeding part, microwave bulking chamber 7, finished product collection device 12 and exhaust gas processing device 15.Feeding part comprises not expanded graphite feeding transport unit, air blast charging and leaks the material collection device.The nozzle 4 that connects gas blower 3 is positioned at transport unit 2 ends, and transport unit drives through motor 1, and nozzle 4 is blown into microwave bulking chamber 7 to expansible black lead.Through the charging of this air-flow method, can realize charging uniformly, discharging continuously, and charging is evenly scattered, be beneficial to microwave bulking.Leak material scoop 5 and link to each other, be used to collect a small amount of expansible black lead of missing, deliver to the transport unit feed end again with opening for feed.
The ingress of microwave bulking chamber 7 is provided with the lighter rotary microwave reflection plate 6 of weight, can effectively prevent microwave leakage.Through the right half part charging of the lighter rotary microwave reflection plate 6 of weight, left-half is provided with semi-circular guard, anti-leak-stopping material.Microwave generator 9 is equipped with on the top of microwave bulking chamber 7, and right-hand member is equipped with the small power spray gun, and left end is expanded graphite outlet 10, and opening for feed is in its lower end, and gun slot 8 is positioned at same axis with expanded graphite outlet 10.Spray gun power parameter through controlled microwave expansion chamber 7 right-hand members makes charging stop 8～30s in the microwave bulking chamber, thereby realizes charging discharging uniformly continuously.
Expanded graphite outlet 10 is connected with finished product collection device 12; Collect part and comprise small power negative-pressure air fan 14, filtering layer 11 and collection bucket 13, the scoop upper and lower ends is taper shape; Before filtering layer 11 is installed in negative-pressure air fan 14, separate expanded graphite and waste gas through filtering layer.When expanded graphite is collected, be added with exhaust collection and treatment unit, collect waste gas through negative-pressure air fan and get into exhaust gas processing device 15, the tail gas clean-up sorbent material is housed in the exhaust gas processing device 15, can prevent tail gas pollution effectively.
Embodiment 2
Make the utility model with reference to accompanying drawing 1,2.This air-flow method control microwave prepares the device of expanded graphite, comprises feeding part, microwave bulking chamber 7, finished product collection device 12 and exhaust gas processing device 15.Feeding part comprises not expanded graphite feeding transport unit, air blast charging and leaks the material collection device.The nozzle 4 that connects gas blower 3 is positioned at transport unit 2 ends, and transport unit drives through motor 1, and nozzle 4 is blown into microwave bulking chamber 7 to expansible black lead.Through the charging of this air-flow method, can realize charging uniformly, discharging continuously, and charging is evenly scattered, be beneficial to microwave bulking.Leak material scoop 5 and link to each other, be used to collect a small amount of expansible black lead of missing, deliver to the transport unit feed end again with opening for feed.
The ingress of microwave bulking chamber 7 is provided with the lighter rotary microwave reflection plate 6 of weight, can effectively prevent microwave leakage.Through the right half part charging of the lighter rotary microwave reflection plate 6 of weight, left-half is provided with semi-circular guard, anti-leak-stopping material.Microwave generator 9 is equipped with on the top of microwave bulking chamber 7, and right-hand member is equipped with the small power spray gun, and left end is expanded graphite outlet 10, and opening for feed is in its lower end, and gun slot 8 is positioned at same axis with expanded graphite outlet 10.Spray gun power parameter through controlled microwave expansion chamber 7 right-hand members makes charging stop 8～30s in the microwave bulking chamber, thereby realizes charging discharging uniformly continuously.
Expanded graphite outlet 10 is connected with finished product collection device 12; Collect part and comprise small power negative-pressure air fan 14, filtering layer 11 and collection bucket 13, the scoop upper and lower ends is taper shape; Before filtering layer 11 is installed in negative-pressure air fan 14, separate expanded graphite and waste gas through filtering layer.When expanded graphite is collected, be added with exhaust collection and treatment unit, collect waste gas through negative-pressure air fan and get into exhaust gas processing device 15, the tail gas clean-up sorbent material is housed in the exhaust gas processing device 15, can prevent tail gas pollution effectively.The graphite of acidified pre-treatment intercalation can produce a large amount of sour gas, like SOx, NOx etc. behind high temperature puffing.Therefore, alkaline liq such as available NaOH is as sorbent material, or with solid adsorbent such as Ca (OH) 2 in the exhaust gas processing device 15.If contain more H2S gas in the gas that produces, available diethylolamine (DEA) solution carries out adsorption treatment.
Embodiment 3
Make the utility model with reference to accompanying drawing 1,2.This air-flow method control microwave prepares the device of expanded graphite, comprises feeding part, microwave bulking chamber 7, finished product collection device 12 and exhaust gas processing device 15.Feeding part comprises not expanded graphite feeding transport unit, air blast charging and leaks the material collection device.The nozzle 4 that connects gas blower 3 is positioned at transport unit 2 ends, and transport unit drives through motor 1, and nozzle 4 is blown into microwave bulking chamber 7 to expansible black lead.Power through control motor 1 and gas blower 3 changes inlet amount in 1～1000W scope.The power of regulating motor 1 changes the transfer rate of transport unit, and the power of regulating gas blower 3 simultaneously changes the jet intensity of nozzle 4, reduces and leaks material, guarantees the maximum feed amount.Leak material scoop 5 and link to each other, be used to collect a small amount of expansible black lead of missing, deliver to the transport unit feed end again with opening for feed.
The ingress of microwave bulking chamber 7 is provided with the lighter rotary microwave reflection plate 6 of weight, can effectively prevent microwave leakage.Through the right half part charging of the lighter rotary microwave reflection plate 6 of weight, left-half is provided with semi-circular guard, anti-leak-stopping material.Microwave generator 9 is equipped with on the top of microwave bulking chamber 7, and right-hand member is equipped with the small power spray gun, and left end is expanded graphite outlet 10, and opening for feed is in its lower end, and gun slot 8 is positioned at same axis with expanded graphite outlet 10.Spray gun power parameter through controlled microwave expansion chamber 7 right-hand members makes charging stop 8～30s in the microwave bulking chamber, thereby realizes charging discharging uniformly continuously.
Expanded graphite outlet 10 is connected with finished product collection device 12; Collect part and comprise small power negative-pressure air fan 14, filtering layer 11 and collection bucket 13, the scoop upper and lower ends is taper shape; Before filtering layer 11 is installed in negative-pressure air fan 14, separate expanded graphite and waste gas through filtering layer.When expanded graphite is collected, be added with exhaust collection and treatment unit, collect waste gas through negative-pressure air fan and get into exhaust gas processing device 15, the tail gas clean-up sorbent material is housed in the exhaust gas processing device 15, can prevent tail gas pollution effectively.
Embodiment 4
Make the utility model with reference to accompanying drawing 1,2.This air-flow method control microwave prepares the device of expanded graphite, comprises feeding part, microwave bulking chamber 7, finished product collection device 12 and exhaust gas processing device 15.Feeding part comprises not expanded graphite feeding transport unit, air blast charging and leaks the material collection device.The nozzle 4 that connects gas blower 3 is positioned at transport unit 2 ends, and transport unit drives through motor 1, and nozzle 4 is blown into microwave bulking chamber 7 to expansible black lead.Through the charging of this air-flow method, can realize charging uniformly, discharging continuously, and charging is evenly scattered, be beneficial to microwave bulking.Leak material scoop 5 and link to each other, be used to collect a small amount of expansible black lead of missing, deliver to the transport unit feed end again with opening for feed.
The ingress of microwave bulking chamber 7 is provided with the lighter rotary microwave reflection plate 6 of weight, can effectively prevent microwave leakage.Through the right half part charging of the lighter rotary microwave reflection plate 6 of weight, left-half is provided with semi-circular guard, anti-leak-stopping material.Microwave generator 9 is equipped with on the top of microwave bulking chamber 7, and right-hand member is equipped with the small power spray gun, and left end is expanded graphite outlet 10, and opening for feed is in its lower end, and gun slot 8 is positioned at same axis with expanded graphite outlet 10.Spray gun power parameter through controlled microwave expansion chamber 7 right-hand members makes charging stop 8～30s in the microwave bulking chamber, thereby realizes charging discharging uniformly continuously.In the power range of 10W～10KW, regulate the expanded level of microwave irradiation power control expansible black lead, guarantee the expanded time of the stop of expansible black lead in microwave bulking chamber 7, change the timely separated and collected of power control expanded graphite of left side blower.
Expanded graphite outlet 10 is connected with finished product collection device 12; Collect part and comprise small power negative-pressure air fan 14, filtering layer 11 and collection bucket 13, the scoop upper and lower ends is taper shape; Before filtering layer 11 is installed in negative-pressure air fan 14, separate expanded graphite and waste gas through filtering layer.When expanded graphite is collected, be added with exhaust collection and treatment unit, collect waste gas through negative-pressure air fan and get into exhaust gas processing device 15, the tail gas clean-up sorbent material is housed in the exhaust gas processing device 15, can prevent tail gas pollution effectively.Regulate the power of negative-pressure air fan 14, power range guarantees that expanded graphite can separate with waste gas effectively between 1W～10KW, and other makes waste gas in exhaust gas processing device 15, stop the regular hour, reaches best purifying treatment effect.
Claims (4)
1. an air-flow method control microwave prepares the device of expanded graphite; Comprise feeding unit, microwave bulking chamber (7), finished product collection device (12) and exhaust gas processing device (15); It is characterized in that: described feeding unit comprises not expanded graphite feeding transport unit (2), gas blower (3) and leakage material collection device (5); The nozzle (4) of described gas blower (3) is positioned at transport unit (2) end, and transport unit (2) drives through motor (1), leaks material collection device (5) and is positioned at the feeding unit end; Microwave generator (9) is equipped with on the top of microwave bulking chamber (7), and right-hand member is equipped with spray gun (8), and left end is expanded graphite outlet (10); Expanded graphite outlet (10) is connected with the top of finished product collection device (12), and finished product collection device (12) is followed successively by negative-pressure air fan (14) from top to bottom, filtering layer (11) and collection bucket (13); Exhaust gas processing device (15) links to each other with finished product collection device (12) through negative-pressure air fan (14), and the tail gas clean-up sorbent material is housed in it.
2. a kind of air-flow method control microwave according to claim 1 prepares the device of expanded graphite, it is characterized in that: the opening for feed place of described microwave bulking chamber (7) is provided with rotary microwave reflection plate (6).
3. a kind of air-flow method control microwave according to claim 1 prepares the device of expanded graphite, it is characterized by: described expanded graphite outlet (10) and gun slot (8) are positioned on the same axis.
4. a kind of air-flow method control microwave according to claim 1 prepares the device of expanded graphite, it is characterized by: described finished product collection device (12) upper and lower ends is taper shape, and filtering layer (11) is equipped with in negative-pressure air fan (14) ingress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020674089U CN202131095U (en) | 2010-12-21 | 2010-12-21 | Controllable microwave device for preparing expanded graphite by airflow method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020674089U CN202131095U (en) | 2010-12-21 | 2010-12-21 | Controllable microwave device for preparing expanded graphite by airflow method |
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| Publication Number | Publication Date |
|---|---|
| CN202131095U true CN202131095U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020674089U Expired - Fee Related CN202131095U (en) | 2010-12-21 | 2010-12-21 | Controllable microwave device for preparing expanded graphite by airflow method |
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| CN (1) | CN202131095U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649262A (en) * | 2015-02-28 | 2015-05-27 | 高碑店市隆泰丰博石墨烯加工有限公司 | Method and device for preparing graphene by holding pressure continuous microwave puffing |
| CN112551520A (en) * | 2020-12-25 | 2021-03-26 | 大连理工江苏研究院有限公司 | Microwave graphite puffing equipment |
-
2010
- 2010-12-21 CN CN201020674089U patent/CN202131095U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649262A (en) * | 2015-02-28 | 2015-05-27 | 高碑店市隆泰丰博石墨烯加工有限公司 | Method and device for preparing graphene by holding pressure continuous microwave puffing |
| CN112551520A (en) * | 2020-12-25 | 2021-03-26 | 大连理工江苏研究院有限公司 | Microwave graphite puffing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20141221 |
|
| EXPY | Termination of patent right or utility model |