CN108266984A - A kind of double-cone dryer with back-blowing device - Google Patents
A kind of double-cone dryer with back-blowing device Download PDFInfo
- Publication number
- CN108266984A CN108266984A CN201810230168.XA CN201810230168A CN108266984A CN 108266984 A CN108266984 A CN 108266984A CN 201810230168 A CN201810230168 A CN 201810230168A CN 108266984 A CN108266984 A CN 108266984A
- Authority
- CN
- China
- Prior art keywords
- shaft
- tank body
- blowing device
- cavity
- double
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0445—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having conductive heating arrangements, e.g. heated drum wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/041—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum for drying flowable materials, e.g. suspensions, bulk goods, in a continuous operation, e.g. with locks or other air tight arrangements for charging/discharging
Abstract
The invention discloses a kind of double-cone dryers with back-blowing device, including the tapered tank body in fixed frame, both ends, drive, shaft, vacuum-pumping tube, rotating seal member, rotary joint, back-blowing device and Suction filtration device, tank body is arranged on by what shaft rotated on fixed frame, and drive is connect with shaft；One end of vacuum-pumping tube is connect with Suction filtration device, and by rotating seal member and tank body side sealed set, and the other end is provided with back-blowing device, and opposite side is connect with shaft, and is connected with third cavity, and shaft is connect with rotary joint；A kind of double-cone dryer of the present invention is ingenious in design, by setting back-blowing device, ensure that the normal work of Suction filtration device, prevents drying machine long-term work from leading to the blocking of Suction filtration device, improve the drying efficiency of drying machine.
Description
Technical field
The present invention relates to drying machine field, more particularly to a kind of double-cone dryer with back-blowing device.
Background technology
In the prior art, double-cone dryer includes the tapered tank body of fixed frame and quantitative change, and tank body is arranged on by shaft
Fixation adds, and drive is arranged in shaft, and motor realizes the rotation of tank body, the side of tank body by driving drive rotation
Vacuum-pumping tube is set, and one end of vacuum-pumping tube is typically provided with Suction filtration device etc. for preventing being taken out by vacuum-pumping tube in tank body
Go out, prevent damage vaccum-pumping equipment, still, when vacuumizing, a part of substance in tank body can be attracted in Suction filtration device, this
Sample can be such that tank substance in vivo is stuck in the mesh of Suction filtration device, for a long time in this way, the mesh of Suction filtration device can be all blocked, so as to
Influence pumping efficiency.
General enterprises first, replace Suction filtration device using the cleaning for replacing Suction filtration device or timing progress Suction filtration device
The waste of resource can be caused, and the production cost of enterprise can be increased；In addition, periodically carrying out the cleaning of Suction filtration device, increase work
The amount of labour of people, and a large amount of time is needed, the substance accumulated in for a long time in Suction filtration device can be very difficult to clear up.
Invention content
For above defect of the existing technology, it is a primary object of the present invention to overcome the deficiencies in the prior art it
Place, discloses a kind of double-cone dryer with back-blowing device, which is characterized in that including the tapered tank body in fixed frame, both ends, passes
Driving wheel, shaft, vacuum-pumping tube, rotatory sealing portion, rotary joint, back-blowing device and Suction filtration device, wherein：
The tank body includes the first cavity being made of inner tank wall closing, the second chamber formed by inner tank wall and mesospore
Body, third cavity, the feed inlet positioned at tank body one end and the suction filtration portion positioned at the tank body other end formed by outer wall and mesospore,
The suction filtration portion is provided with strainer, and upper end is provided with suction filtration mouth, and second cavity is connected with the third cavity；
The tank body is arranged on by what the shaft rotated on the fixed frame, and the drive connects with the shaft
It connects；The Suction filtration device is arranged in the tank body, and one end of the vacuum-pumping tube is connect with the Suction filtration device, and is passed through
The rotating seal member and tank body side sealed set, the other end are provided with the back-blowing device, the tank body it is another
Side connect with the shaft and is connected with the third cavity, and the shaft is connect with the rotary joint；
The rotary joint includes rotary shaft, shell, woven hose, and one end of the shell and one end of the woven hose are close
Connection is closed, the rotary shaft gap setting is sleeved on formation water annulus and one end and the shell on the outside of the woven hose
The other end is rotatably connected, and the other end of the rotary shaft connect with the shaft and connected with the third cavity, described outer
Water outlet is provided on the side wall of shell, the other end of the woven hose is connect with second cavity.
Further, the back-blowing device includes share pipe, and one end of the share pipe is connect with the vacuum-pumping tube, separately
One end, which each extends over, is provided with back blow port and bleeding point, and be respectively arranged with switch in the back blow port and the bleeding point.
Further, the switch is manually-operated gate or electromagnetic valve.
Further, gas flow sensor is further included, the gas flow sensor is arranged in the share pipe.
Further, it is provided with sealing ring between the rotary shaft and the shell.
Further, the woven hose is set with second cavity gap.
Further, the rotary shaft is radially provided with sealing ring with the shell, and the sealing ring closely sets institute
It states on woven hose, and runner is provided on the sealing ring.
Further, the shaft is fixedly connected with the tank body by flange, and the shaft passes through with the rotary shaft
Flange is fixedly connected.
Further, the filtering accuracy of the strainer is 20um.
A kind of double-cone dryer of the present invention is ingenious in design, by setting back-blowing device, ensure that the normal of Suction filtration device
Work, prevents drying machine long-term work from leading to the blocking of Suction filtration device, improves the drying efficiency of drying machine；
And by tank wall increase cavity, heated by heat-conducting medium, make heating more stablize, effect is more preferable,
In addition, rotary joint realizes the conveying and recycling to heat-conducting medium, the double-cone dryer working efficiency is high, and drying effect is good.
Description of the drawings
Fig. 1 is a kind of structure diagram of the double-cone dryer with back-blowing device of the present invention；
Fig. 2 is the structure diagram of tank body；
Fig. 3 is the structure diagram of rotating device；
Fig. 4 is the structure diagram of back-blowing device；
Reference numeral is as follows：
1st, fixed frame, 2, tank body, 3, drive, 4, shaft, 5, vacuum-pumping tube, 6, rotating seal member, 7, rotary joint,
8th, back-blowing device, the 21, first cavity, the 22, second cavity, 23, third cavity, 24, feed inlet, 25, suction filtration portion, 71, rotary shaft,
72nd, shell, 73, woven hose, 74, water annulus, 75, sealing ring, 81, share pipe, 82, bleeding point, 83, inflatable mouth, 84, open
It closes, 251, strainer, 252, suction filtration mouth, 721, water outlet.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right with reference to the accompanying drawings and embodiments
The present invention is described in further detail.It should be appreciated that specific embodiment described herein is only to explain the present invention, and do not have to
It is of the invention in limiting.
A kind of double-cone dryer with back-blowing device of the present invention, as shown in Figure 1, tapered including fixed frame 1, both ends
Tank body 2, drive 3, shaft 4, vacuum-pumping tube 5, rotating seal member 6, rotary joint 7, back-blowing device 8 and Suction filtration device,
In：
As shown in Fig. 2, tank body 2 includes the first cavity 21 being made of the closing of 2 inner wall of tank body, by 2 inner wall of tank body and mesospore
Formed the second cavity 22, formed by outer wall with mesospore third cavity 23, positioned at tank body one end feed inlet 24 and be located at
The suction filtration portion 25 of the tank body other end, suction filtration portion are provided with strainer 251, and upper end is provided with suction filtration mouth 252, the second cavity 22 and third
Cavity 23 connects；
Tank body 2 is arranged on by what shaft 4 rotated on fixed frame 1, and drive 3 is connect with shaft 4, is driven and passed by motor
Driving wheel 3 rotates, so as to fulfill the rotation of tank body 2；Suction filtration device is arranged in tank body 2, one end of vacuum-pumping tube 5 and Suction filtration device
Connection, and by rotating seal member 6 and 2 side sealed set of tank body, the other end is provided with the back-blowing device 8, passes through
External air exhauster to being vacuumized and being blown in tank body 2, the opposite side of tank body 2 connect with shaft 4 and with third cavity 23
Connection, shaft 4 are connect with rotary joint 7；
As shown in figure 3, rotary joint 7 includes rotary shaft 71, shell 72, woven hose 73, one end of shell 72 and woven hose
73 one end airtight connection, 71 gap setting of rotary shaft be sleeved on the outside of woven hose 73 form water annulus 74 and one end with it is outer
The other end rotatable connection of shell 72, the other end of rotary shaft 71 connect with shaft 4 and are connected with third cavity 23, shell 72
Water outlet 721 is provided on side wall, the other end of woven hose 73 is connect with the second cavity 22；Heat-conducting medium is beaten by woven hose 73
Enter in the second cavity 22, the first cavity 21 is heated, enter third cavity 23 afterwards, by water annulus 74 from water outlet
721 discharge recycling heating Posterior circles use, and can economize on resources in this way, reduce production cost；Compared to electric-heating-wire-heating, heating is more
Add uniformly.
In the above-mentioned technical solutions, since drying machine 4 is rotated around the shaft at runtime, woven hose 73 and 2 meeting of tank body
Fricting movement is carried out, 73 and second cavity of woven hose, 2 gap setting, heat-conducting medium, which is entered by woven hose 73 in tank body 2, to be had
Certain pressure, heat-conducting medium will not be flowed out or be flowed into from gap；Sealing ring is provided between rotary shaft 71 and shell 72；
Heat-conducting medium is flowed out from shell 72 and 73 junction of woven hose in order to prevent, and rotary shaft 71 is provided with sealing ring with 72 radial direction of shell
75, sealing ring 75 is closely arranged on woven hose 73, and is provided with runner on sealing ring 75, makes water outlet 721 and ring
Shape water channel 74 connects；Shaft 4 is fixedly connected with tank body 2 by flange, and shaft 4 is fixedly connected with rotary shaft 71 by flange, real
71 integrally connected of existing tank body 2, shaft 4 and rotary shaft；Heat-conducting medium is conduction oil or steam；The filtering accuracy of strainer 251 is
20um。
As shown in figure 4, back-blowing device includes share pipe 81, one end of share pipe 81 is connect with vacuum-pumping tube 5, the other end point
Yan Shenshezhi there are not bleeding point 82 and back blow port 83, and bleeding point 82 and back blow port 83 are provided with switch 84, bleeding point 82
It is connected with evacuator, back blow port 83 is connect with compressed gas source, and gas reacts with the substance in tank body 2 in order to prevent, gas
Body uses inert gas, preferably using nitrogen.Switch 84 can be manually-operated gate or electromagnetic valve, when needing to take out
During gas, the switch of back blow port 83 is closed, opens the switch of bleeding point 82, after a period of time, closes the switch of bleeding point 82,
The switch of back blow port 83 is opened, air source is blown by back-blowing device in tank body 2, will be in the Suction filtration device of 5 one end of vacuum-pumping tube
Substance is blown back in tank body 2, come ensure pumping when gas it is unobstructed.Gas flow sensor is provided in share pipe 81, is used for
The gas flow in vacuum-pumping tube 5 is detected, judges the stopping state of Suction filtration device, so as to judge all to be permitted to carry out blowback behaviour
Make.
In the use of the present invention, opening the switch 84 of bleeding point 82 as shown in Figure 1, when dry again, back blow port is closed
83 switch 84 is extracted out the gas in tank body 2 by air exhauster, so as to which the aqueous vapor of tank body 2 be sucked out, gas flow sensor
The air-flow in vacuum-pumping tube 5 is detected, judging the stopping state of Suction filtration device, when blocking, closes the switch of bleeding point 82
84, the switch 84 of back blow port 83 is opened, gas is blown into tank body 2 from back blow port 86, the substance in Suction filtration device mesh is blown into tank
In body 2, so as to ensure the unimpeded of Suction filtration device, after blowback for a period of time, the switch 84 of back blow port 83 is closed, and open pumping
The switch 84 of mouth 82, continues that the substance in tank body 2 is dried.
Meanwhile heat-conducting medium is entered by woven hose 73 in all the second cavitys 22, and the first cavity 21 is heated, due to
It is that heat-conducting medium wraps up entire first cavity 21, can be good at heating the first cavity 21, the nothing in the first cavity 21
Merely by rotation, continuous to overturn and contacted with the inner wall of first cavity, heat-conducting medium enters third cavity 23 and passes through
Water annulus 74 is collected heat cycles from water outlet 721 and uses.
A kind of double-cone dryer of the present invention is ingenious in design, by setting back-blowing device, ensure that the normal of Suction filtration device
Work, prevents drying machine long-term work from leading to the blocking of Suction filtration device, improves the drying efficiency of drying machine；
And by tank wall increase cavity, heated by heat-conducting medium, make heating more stablize, effect is more preferable,
In addition, rotary joint realizes the conveying and recycling to heat-conducting medium, the double-cone dryer working efficiency is high, and drying effect is good.
The foregoing is merely a prefered embodiment of the invention, is not used for limiting the practical range of the present invention；If this is not departed from
The spirit and scope of invention, modify or equivalently replace the present invention, and should all cover the protection in the claims in the present invention
In range.
Claims (9)
1. a kind of double-cone dryer with back-blowing device, which is characterized in that including the tapered tank body in fixed frame, both ends, transmission
Wheel, shaft, vacuum-pumping tube, rotatory sealing portion, rotary joint, back-blowing device and Suction filtration device, wherein：
The tank body include the first cavity being made of inner tank wall closing, the second cavity formed by inner tank wall and mesospore,
Third cavity, the feed inlet positioned at tank body one end and the suction filtration portion positioned at the tank body other end formed by outer wall and mesospore, institute
It states suction filtration portion and is provided with strainer, upper end is provided with suction filtration mouth, and second cavity is connected with the third cavity；
The tank body is arranged on by what the shaft rotated on the fixed frame, and the drive is connect with the shaft；Institute
It states Suction filtration device to be arranged in the tank body, one end of the vacuum-pumping tube is connect with the Suction filtration device, and by described
Rotating seal member and tank body side sealed set, the other end are provided with the back-blowing device, the opposite side of the tank body
It connect with the shaft and is connected with the third cavity, the shaft is connect with the rotary joint；
The rotary joint includes rotary shaft, shell, woven hose, one end of the shell and the closed company in one end of the woven hose
Connect, being sleeved on of the rotary shaft gap setting form water annulus on the outside of the woven hose and one end and the shell it is another
End rotatable connection, the other end of the rotary shaft connect with the shaft and are connected with the third cavity, the shell
Water outlet is provided on side wall, the other end of the woven hose is connect with second cavity.
A kind of 2. double-cone dryer with back-blowing device according to claim 1, which is characterized in that the back-blowing device packet
Share pipe is included, one end of the share pipe is connect with the vacuum-pumping tube, and the other end, which each extends over, is provided with back blow port and pumping
Mouthful, and it is respectively arranged with switch in the back blow port and the bleeding point.
3. a kind of double-cone dryer with back-blowing device according to claim 2, which is characterized in that the switch is manual
Valve or electromagnetic valve.
4. a kind of double-cone dryer with back-blowing device according to claim 2, which is characterized in that further include gas flow
Sensor, the gas flow sensor are arranged in the share pipe.
5. a kind of double-cone dryer with back-blowing device according to claim 1, which is characterized in that the rotary shaft and institute
It states and is provided with sealing ring between shell.
6. a kind of double-cone dryer with back-blowing device according to claim 1, which is characterized in that the woven hose and institute
State the setting of the second cavity gap.
7. a kind of double-cone dryer with back-blowing device according to claim 1, which is characterized in that the rotary shaft and institute
It states shell and is radially provided with sealing ring, the sealing ring is closely set on the woven hose, and is set on the sealing ring
There is runner.
8. a kind of double-cone dryer with back-blowing device according to claim 1, which is characterized in that the shaft with it is described
Tank body is fixedly connected by flange, and the shaft is fixedly connected with the rotary shaft by flange.
A kind of 9. double-cone dryer with back-blowing device according to claim 1, which is characterized in that the filtering of the strainer
Precision is 20um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230168.XA CN108266984A (en) | 2018-03-20 | 2018-03-20 | A kind of double-cone dryer with back-blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810230168.XA CN108266984A (en) | 2018-03-20 | 2018-03-20 | A kind of double-cone dryer with back-blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108266984A true CN108266984A (en) | 2018-07-10 |
Family
ID=62775362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810230168.XA Pending CN108266984A (en) | 2018-03-20 | 2018-03-20 | A kind of double-cone dryer with back-blowing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108266984A (en) |
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|---|---|---|---|---|
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| CN208012286U (en) * | 2018-03-20 | 2018-10-26 | 太仓正信干燥设备科技有限公司 | A kind of double-cone dryer with back-blowing device |
| CN112146361A (en) * | 2020-10-23 | 2020-12-29 | 湖北恒丰医疗制药设备有限公司 | Double-cone dryer |
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| US4205458A (en) * | 1977-12-30 | 1980-06-03 | Phillips Petroleum Company | Method and apparatus for drying particulate material |
| US4296072A (en) * | 1979-03-21 | 1981-10-20 | Richter Gedeon Vegyeszeti Gyar | Apparatus for the treatment of wet solids, especially pulpy materials, by heating or cooling |
| JPH0642867A (en) * | 1992-07-23 | 1994-02-18 | Nippon Kansouki Kk | Tumbler type rotary dryer |
| EP0672879A1 (en) * | 1994-03-18 | 1995-09-20 | Enrico Serafini | A method for drying under vacuum and in a non-inert atmosphere products in general that have been washed with flammable solvents and the relative system for implementation of the method |
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| CN2562150Y (en) * | 2002-09-03 | 2003-07-23 | 王剑钟 | Double cone spray dosing and drying material mixer |
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| US20130174436A1 (en) * | 2010-08-24 | 2013-07-11 | Masaki Kataoka | Indirectly heating rotary dryer |
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| CN203432267U (en) * | 2013-06-26 | 2014-02-12 | 山东济宁贝斯特医药科技有限公司 | Double tapered rotary vacuum drier |
| CN104567300A (en) * | 2013-11-07 | 2015-04-29 | 济南明鑫制药股份有限公司 | Improved vacuum rotation dryer |
| CN104266465A (en) * | 2014-09-29 | 2015-01-07 | 太仓正信干燥设备科技有限公司 | Double-cone dryer supportive of online suction filtering and cleaning |
| CN204285984U (en) * | 2014-11-18 | 2015-04-22 | 蚌埠鑫源材料科技有限公司 | A kind of two-way automatic back blow Biconical rotary vacuum drying device |
| CN206056174U (en) * | 2016-10-08 | 2017-03-29 | 江西省汉氏贵金属有限公司 | The rotary vacuum dryer of noble metal catalyst |
| CN106949710A (en) * | 2017-04-17 | 2017-07-14 | 千辉药业（安徽）有限责任公司 | A kind of drying means of fosfomycin calcium |
| CN107246772A (en) * | 2017-07-21 | 2017-10-13 | 常熟市中联光电新材料有限责任公司 | Double-cone vacuum dryer |
| CN208012286U (en) * | 2018-03-20 | 2018-10-26 | 太仓正信干燥设备科技有限公司 | A kind of double-cone dryer with back-blowing device |
| CN112146361A (en) * | 2020-10-23 | 2020-12-29 | 湖北恒丰医疗制药设备有限公司 | Double-cone dryer |
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