CN108208909A - A kind of microwave vacuum puffing equipment - Google Patents
A kind of microwave vacuum puffing equipment Download PDFInfo
- Publication number
- CN108208909A CN108208909A CN201711500136.9A CN201711500136A CN108208909A CN 108208909 A CN108208909 A CN 108208909A CN 201711500136 A CN201711500136 A CN 201711500136A CN 108208909 A CN108208909 A CN 108208909A
- Authority
- CN
- China
- Prior art keywords
- microwave
- vacuum
- chamber
- chamber body
- relief
- 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.)
- Pending
Links
- 230000001007 puffing effect Effects 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 241000208125 Nicotiana Species 0.000 description 15
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000003642 hunger Nutrition 0.000 description 2
- 230000037351 starvation Effects 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/18—Other treatment of leaves, e.g. puffing, crimpling, cleaning
- A24B3/182—Puffing
Abstract
The invention discloses a kind of microwave vacuum puffing equipment, including：1st, microwave chamber, microwave chamber include chamber body；2nd, microwave generating apparatus, microwave generating apparatus include several groups of microwave emitters, and 3, vacuum extractor, it is located at outside microwave cavity room, vacuum extractor includes buffer unit, vacuum pump and pressure relief device；4th, buffer gear includes surge tank, exhaust tube and exhaust pipe, and surge tank is connected by exhaust tube with chamber body；Surge tank is connect by exhaust pipe with vacuum pump；Pressure relief mechanism includes relief tube and vacuum relief valve, relief tube are connected with chamber body, and vacuum relief valve is set on relief tube；5th, steam input device including jet chimney, shut-off valve and safety valve, inputs the steam of microwave chamber no more than 0.1MPa.Microwave vacuum puffing equipment disclosed by the invention stores vacuum pressure by the surge tank for setting large capacity, so that the indoor vacuum pressure of microwave cavity falls to negative pressure rapidly, it can be effectively puffing by material.
Description
Technical field
The present invention relates to a kind of microwave vacuum puffing equipment.
Background technology
Tobacco puffing technique, it is fewer at present to be related to microwave technology, it is related to microwave technology, is made substantially with tunnel microwave
For mainstream, the advantages of tunnel microwave, is pipelining, meets the pile line operation technique of modern production, but shortcoming exists
In：One is a lack of the auxiliary of vacuum, the puffing pure promotion by temperature for tobacco；Second is that isolation oxygen of having no idea,
Temperature is excessively high easily to allow tobacco ignition, this is the short slab that the comparison of tunnel microwave is difficult to overcome.
Invention content
In view of the shortcomings of the prior art, the object of the present invention is to provide a kind of microwave vacuum puffing equipment, pass through setting
The surge tank storage vacuum pressure of large capacity, so that the indoor vacuum pressure of microwave cavity falls to negative pressure rapidly, it can be effectively swollen by material
Change.
To achieve the above object, the present invention provides a kind of microwave vacuum puffing equipment, including：
Microwave chamber, microwave chamber include chamber body；
Microwave generating apparatus, microwave generating apparatus include several microwave emitters, and several microwave emitters are set to chamber
On intrinsic side wall and it is arranged in array；
Vacuum extractor is located at outside microwave cavity room, and vacuum extractor includes buffer gear, vacuum pump and pressure relief mechanism；
Buffer gear includes surge tank, exhaust tube and exhaust pipe, and surge tank is connected by exhaust tube with chamber body；Surge tank passes through row
Tracheae is connect with vacuum pump；Pressure relief mechanism includes relief tube and vacuum relief valve, relief tube are connected with chamber body, vacuum pressure release
Valve is set on relief tube.
Compared with prior art, microwave vacuum puffing equipment disclosed by the invention, by microwave generating apparatus to material into
Row microwave heating, heating speed are fast, efficient；By setting vacuum extractor, wherein, the surge tank of large capacity is used for storing true
Pneumatics so that microwave cavity indoor vacuum pressure falls to negative pressure rapidly, can be effectively puffing by the material after heated by microwave and has
Effect has been isolated oxygen, has prevented tobacco catching fire.
According to another specific embodiment of the present invention, microwave vacuum puffing equipment further comprises the steaming for being passed through steam
Steam pipe road and steam stop；Jet chimney is located at outside microwave cavity room, is connected with microwave chamber, and steam stop is set to steaming
On steam pipe road.
In the present invention, setting jet chimney is passed through steam into microwave cavity room, tobacco is heated, humidification process, and
Steam, which is attached to tobacco surface, further has the effect of starvation.
According to another specific embodiment of the present invention, microwave chamber further comprises hermatic door, and hermatic door is set to chamber
The head end of ontology, outside chamber body；Hermatic door includes door-plate, doorframe and connection component；Doorframe is set to chamber body
Outer surface, door-plate can be opened and closed to be set on doorframe；Connection component includes connector and fixing piece, and fixing piece is equipped with U-lag；
Connector is rotatablely arranged on U-lag；Connector is fixedly connected with door-plate；Fixing piece is fixedly connected with doorframe.
According to another specific embodiment of the present invention, microwave chamber further comprises the metal for placing material to be processed
Frame, metal frame are removable installed in chamber body.
According to another specific embodiment of the present invention, vacuum extractor and further comprise water tank, the water inlet pipe of water tank with
Vacuum pump connects.
According to another specific embodiment of the present invention, buffer gear further comprises solenoid valve, and solenoid valve is set to pumping
Guan Shang.
According to another specific embodiment of the present invention, buffer gear further comprises drain valve, and drain valve is set to buffering
The bottom of tank.
According to another specific embodiment of the present invention, at least two cubes of the capacity of surge tank.
According to another specific embodiment of the present invention, microwave chamber further comprises drainage arrangement, drainage arrangement include every
Water plate and support element, support element are set in chamber body, on the roof in chamber body；Water-stop sheet is set to support element
On, water-stop sheet is arc-shaped.
According to another specific embodiment of the present invention, drainage arrangement further comprises drainpipe, and drainpipe is set to chamber
On intrinsic bottom wall, the bottom wall of chamber body is equipped with osculum, and drainpipe is correspondingly arranged with osculum.
According to another specific embodiment of the present invention, steam input device further comprises steam generation facility, steam hair
Generating apparatus is connected with jet chimney.
According to another specific embodiment of the present invention, microwave vacuum puffing equipment further comprises temperature measuring equipment, thermometric dress
It puts including infrared temperature probe, infrared temperature probe is set to the top in chamber body.
Steam microwave vacuum puffing equipment, principle are as follows：
A. first material is put into microwave chamber, lock sealing door；
B. microwave chamber with vacuum extractor is connect, the vacuum pressure of microwave chamber is allowed to reach more than -0.08MPa, then
Close solenoid valve.
C. steam input device is opened, the steam less than 0.1MPa is passed through to microwave chamber, material is allowed to heat and humidify, directly
To microwave chamber pressure reach 0 ￣ 0.05MPa between, temperature of charge reaches 95 DEG C or so of 90 ￣, you can steam off input
Device.
D. the microwave generating apparatus of microwave chamber both sides is opened, makes the magnetron synchronized transmissions in microwave generating apparatus micro-
Wave allows the material of microwave chamber to be further heated to 105 DEG C of 100 ￣, then connects vacuum extractor, allows the vacuum of microwave cavity
Pressure is rapidly reached more than -0.08MPa, you can is closed microwave generating apparatus and is disconnected vacuum extractor, allows 5 ￣ 10 of vacuum pressurize
Minute；The vacuum relief valve of microwave chamber can be opened, air is passed through to microwave chamber, when the pressure of microwave chamber reaches normal
Pressure, you can open hermatic door, take out puffing material.
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Description of the drawings
Fig. 1 is the structure diagram for the microwave vacuum puffing equipment that embodiment 1 provides.
Reference sign：
11st, chamber body；12nd, hermatic door；13rd, infrared temperature probe；124th, retaining mechanism 125, handwheel；32nd, vacuum
Pump；34th, water tank；311st, surge tank；312nd, exhaust tube；313rd, solenoid valve；314th, exhaust pipe；315th, drain valve；331st, relief tube；
332nd, vacuum relief valve；41st, jet chimney；42nd, steam stop；
Specific embodiment
Embodiment 1
It is the structure diagram of microwave vacuum puffing equipment provided in this embodiment referring to Fig. 1.The microwave vacuum puffing is set
It is standby to include：Microwave chamber 1, microwave generating apparatus 2, vacuum extractor 3 and steam input device 4.
Wherein：Microwave chamber 1 includes chamber body 11, hermatic door 12, (does not show for placing the metal frame of material to be processed
Go out) drainage arrangement (not shown) and temperature measuring equipment, temperature measuring equipment includes infrared temperature probe 13, and infrared temperature probe 13 is set
It is placed in the top in chamber body 11.
Hermatic door 12 is set to the head end of chamber body 11, outside chamber body 11；Hermatic door 12 include door-plate 121,
Doorframe 122, connection component 123 and retaining mechanism 124；Doorframe 122 is set to the outer surface of chamber body 11, and door-plate 121 can be opened
It is set on doorframe 122 with closing；Connection component 123 includes connector and fixing piece, and fixing piece is equipped with U-lag；Connector 123
It is rotatablely arranged on U-lag；Connector 123 is fixedly connected with door-plate 121；Fixing piece is fixedly connected with doorframe 122.Locking
Mechanism 124 is rotationally arranged on doorframe 122.Retaining mechanism 124 includes handwheel 125, fastener and locking connecting rod, locking
Connecting rod is rotatablely arranged on doorframe 2, and locking connecting rod includes connecting pin and locking end, and locking end is equipped with external screw thread, hand
Wheel is equipped with and the matched internal thread of external screw thread；Handwheel is connected by the end of internal thread and external screw thread and locking end；Fastener
It is sheathed in locking end.
Metal frame (not shown) is removable installed in chamber body.
Drainage arrangement (not shown) includes water-stop sheet, support element and drainpipe, and support element is set in chamber body, is located at
On roof in chamber body；Water-stop sheet is set on support element, and water-stop sheet is arc-shaped.Drainpipe is set in chamber body
On bottom wall, the bottom wall of microwave chamber is equipped with osculum, and drainpipe is correspondingly arranged with osculum.
In the present embodiment, support element is hook, and the number of hook is 6, and 6 hooks are divided into two groups, and two groups of hooks are opposite
It is arranged on the roof in chamber body；Water-stop sheet is the arc to raise up.
Microwave generating apparatus 2 includes several microwave emitters 21, and several microwave emitters 21 are set in chamber body 11
Side wall on and be arranged in array.
Vacuum extractor 3 is located at outside microwave chamber 1, and vacuum extractor 3 includes buffer gear 31, vacuum pump 32, pressure release
Mechanism 33 and water tank 34；Buffer gear 31 includes surge tank 311, exhaust tube 312, solenoid valve 313 and exhaust pipe 314 and drain valve
315, surge tank 311 is connected by exhaust tube 312 with chamber body 11；Surge tank 311 is connected by exhaust pipe 314 and vacuum pump 32
It connects；Solenoid valve 313 is set on exhaust tube 312；Drain valve 314 is set to the bottom of surge tank 311.Pressure relief mechanism 33 includes letting out
Pressure pipe 331 and vacuum relief valve 332, relief tube 331 are connected with chamber body 11, and vacuum relief valve 332 is set to relief tube 331
On.The water inlet pipe of water tank 34 is connect with vacuum pump.
Steam input device 4 includes steam generation facility (not shown), for being passed through the jet chimney 41 of steam and steam
Shut-off valve 42；Steam generation facility is connected with jet chimney, and jet chimney 41 is located at outside microwave chamber 1, with 1 phase of microwave chamber
Connection, steam stop 42 are set on jet chimney 41.
Microwave vacuum puffing equipment provided in this embodiment, by the way that vacuum extractor is set to carry out vacuumize process, energy
Enough make coming into full contact with for the hydrone being passed through by steam input device and tobacco；And can effectively separate air, prevent microwave from adding
When hot due to high temperature, make tobacco catching fire；It is passed through steam and tobacco is carried out tentatively to add by setting steam input device
Heat, humidification, and steam is attached to effect of the tobacco surface with starvation；It is by setting microwave heating equipment to carry out microwave
Heating, microwave heating have the effect that speed is fast, the efficiency of heating surface is high；It is stored by the large capacity surge tank in vacuum extractor
Vacuum pressure so that microwave cavity indoor vacuum pressure falls to negative pressure rapidly, can it is effectively that the material after heated by microwave is puffing and
It has been effectively isolated oxygen, prevented tobacco catching fire.The microwave vacuum puffing equipment uses the mode of heating of static microwave,
Puffing speed is fast, process is succinct and multinomial process is completed in microwave cavity room, without tobacco is shifted.It is micro- using this
The tobacco of wave vacuum bulking equipment output is puffing, and humidity is uniform completely, the expansion rate of tobacco stems reach 3 times of original volume with
On, the expansion rate of tobacco leaf reaches the 2 times or more of original volume.
Although the present invention is disclosed above with preferred embodiment, it is not limited to the range that the present invention is implemented.Any
The those of ordinary skill in field in the invention scope for not departing from the present invention, improves when can make a little, i.e., every according to this hair
Bright done equal improvement, should be the scope of the present invention and is covered.
Claims (10)
1. a kind of microwave vacuum puffing equipment, which is characterized in that including：
Microwave chamber, the microwave chamber include chamber body；
Microwave generating apparatus, the microwave generating apparatus include several microwave emitters, and several microwave emitters are set to
On side wall in the chamber body and it is arranged in array；
Vacuum extractor is located at outside the microwave cavity room, and the vacuum extractor includes buffer gear, vacuum pump and pressure release machine
Structure；The buffer gear includes surge tank, exhaust tube and exhaust pipe, and the surge tank passes through the exhaust tube and the chamber sheet
Body connects；The surge tank is connect by the exhaust pipe with the vacuum pump；The pressure relief mechanism includes relief tube and vacuum
Relief valve, the relief tube are connected with the chamber body, and the vacuum relief valve is set on the relief tube.
2. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the microwave vacuum puffing equipment is further
Including steam input device, the steam input device includes the jet chimney and steam stop for being passed through steam；It is described
Jet chimney is located at outside the microwave cavity room, is connected with the microwave chamber, the steam stop is set to the steam
On pipeline.
3. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the microwave chamber further comprises sealing
Door, the hermatic door is set to the head end of the chamber body, outside the chamber body；The hermatic door include door-plate,
Doorframe and connection component；The doorframe is set to the outer surface of chamber body, and the door-plate can be opened and closed to be set to the doorframe
On；The connection component includes connector and fixing piece, and the fixing piece is equipped with U-lag；The connector is rotationally set
It is placed on the U-lag；The connector is fixedly connected with the door-plate；The fixing piece is fixedly connected with the doorframe.
4. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the microwave chamber further comprises being used for
The metal frame of material to be processed is placed, the metal frame is removable installed in the chamber body.
5. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the vacuum extractor and further comprise
Water tank, the water inlet pipe of the water tank are connect with the vacuum pump.
6. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the buffer gear further comprises electromagnetism
Valve, the solenoid valve are set on the exhaust tube.
7. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the buffer gear further comprises draining
Valve, the drain valve are set to the bottom of the surge tank.
8. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the capacity at least two of the surge tank
Cube.
9. microwave vacuum puffing equipment as described in claim 1, which is characterized in that the microwave chamber further comprises draining
Device, the drainage arrangement include water-stop sheet and support element, and the support element is set in the chamber body, positioned at the chamber
On the intrinsic roof in room；The water-stop sheet is set on the support element, and the water-stop sheet is arc-shaped.
10. microwave vacuum puffing equipment as claimed in claim 9, which is characterized in that the drainage arrangement further comprises arranging
Water pipe, the drainpipe are set on the bottom wall in the chamber body, and the bottom wall of the chamber body is equipped with osculum, institute
Drainpipe is stated to be correspondingly arranged with the osculum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711500136.9A CN108208909A (en) | 2017-12-30 | 2017-12-30 | A kind of microwave vacuum puffing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711500136.9A CN108208909A (en) | 2017-12-30 | 2017-12-30 | A kind of microwave vacuum puffing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108208909A true CN108208909A (en) | 2018-06-29 |
Family
ID=62642555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711500136.9A Pending CN108208909A (en) | 2017-12-30 | 2017-12-30 | A kind of microwave vacuum puffing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108208909A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110786536A (en) * | 2018-08-01 | 2020-02-14 | 北京航天雷特机电工程有限公司 | Vacuum tube type tobacco stem microwave expansion device and control method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2620843Y (en) * | 2003-04-05 | 2004-06-16 | 吴琦 | Microwave vacuum drier for extractive material |
| CN201005012Y (en) * | 2007-03-16 | 2008-01-16 | 中国烟草总公司郑州烟草研究院 | Cut tobacco micro-wave drying equipment |
| CN202254738U (en) * | 2011-09-07 | 2012-05-30 | 天津科技大学 | Efficient microwave vacuum drying machine |
| CN203323498U (en) * | 2013-05-19 | 2013-12-04 | 吴琦 | Hinged-door type microwave vacuum drier |
| JP2014196896A (en) * | 2013-03-05 | 2014-10-16 | 四国計測工業株式会社 | Microwave irradiation apparatus and method |
| CN104332257A (en) * | 2014-10-29 | 2015-02-04 | 江苏俊知技术有限公司 | Vacuum microwave drying method and drying recycling treater of high temperature-resistant communication cable insulation process |
| CN104719788A (en) * | 2015-02-15 | 2015-06-24 | 江苏省农业科学院 | Method for drying yellow peach through pulse pneumatic-puffing and product thereof |
| CN206146132U (en) * | 2016-10-27 | 2017-05-03 | 国际竹藤中心 | Micro -wave vacuum equipment |
| CN206176937U (en) * | 2016-11-11 | 2017-05-17 | 山东齐鲁科力化工研究院有限公司 | A microwave drying apparatus for piece granular materials |
| CN207948880U (en) * | 2017-12-30 | 2018-10-12 | 广州昊然微波设备有限公司 | A kind of microwave vacuum puffing equipment |
-
2017
- 2017-12-30 CN CN201711500136.9A patent/CN108208909A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2620843Y (en) * | 2003-04-05 | 2004-06-16 | 吴琦 | Microwave vacuum drier for extractive material |
| CN201005012Y (en) * | 2007-03-16 | 2008-01-16 | 中国烟草总公司郑州烟草研究院 | Cut tobacco micro-wave drying equipment |
| CN202254738U (en) * | 2011-09-07 | 2012-05-30 | 天津科技大学 | Efficient microwave vacuum drying machine |
| JP2014196896A (en) * | 2013-03-05 | 2014-10-16 | 四国計測工業株式会社 | Microwave irradiation apparatus and method |
| CN203323498U (en) * | 2013-05-19 | 2013-12-04 | 吴琦 | Hinged-door type microwave vacuum drier |
| CN104332257A (en) * | 2014-10-29 | 2015-02-04 | 江苏俊知技术有限公司 | Vacuum microwave drying method and drying recycling treater of high temperature-resistant communication cable insulation process |
| CN104719788A (en) * | 2015-02-15 | 2015-06-24 | 江苏省农业科学院 | Method for drying yellow peach through pulse pneumatic-puffing and product thereof |
| CN206146132U (en) * | 2016-10-27 | 2017-05-03 | 国际竹藤中心 | Micro -wave vacuum equipment |
| CN206176937U (en) * | 2016-11-11 | 2017-05-17 | 山东齐鲁科力化工研究院有限公司 | A microwave drying apparatus for piece granular materials |
| CN207948880U (en) * | 2017-12-30 | 2018-10-12 | 广州昊然微波设备有限公司 | A kind of microwave vacuum puffing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110786536A (en) * | 2018-08-01 | 2020-02-14 | 北京航天雷特机电工程有限公司 | Vacuum tube type tobacco stem microwave expansion device and control method |
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Application publication date: 20180629 |