CN110657637A - Heavy drum-type silver powder drying device of electrical heating - Google Patents
Heavy drum-type silver powder drying device of electrical heating Download PDFInfo
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- CN110657637A CN110657637A CN201911050084.9A CN201911050084A CN110657637A CN 110657637 A CN110657637 A CN 110657637A CN 201911050084 A CN201911050084 A CN 201911050084A CN 110657637 A CN110657637 A CN 110657637A
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- roller
- silver powder
- drum
- electric heating
- far infrared
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000001035 drying Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 title claims description 10
- 238000005485 electric heating Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000012774 insulation material Substances 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 4
- 206010053615 Thermal burn Diseases 0.000 claims description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 230000004069 differentiation Effects 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
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
- F26B11/0463—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 internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—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 internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
-
- 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
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
-
- 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
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
-
- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
-
- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/28—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
- F26B3/30—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun from infrared-emitting elements
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an electric heating heavy drum-type silver powder drying device which comprises far infrared nanometer electric heating rods, a drum head, a rack, a servo motor and a PID (proportion integration differentiation) controller, wherein the diameter of the two ends of the drum is smaller than the center, the drum walls of the two ends of the drum are in contact with rollers, the drum is in a sealed cylindrical shape, a plurality of stirring sheets forming an included angle of 10-60 degrees with a horizontal line are arranged in the drum, the far infrared nanometer electric heating rods are arranged on the outer side of the drum, a heat insulation material is arranged on the outer side of the far infrared nanometer electric heating rods, the servo motor is installed on the rack, an output shaft of the servo motor is meshed with a transmission gear, a jet type vacuum exhaust pipe is arranged in the center of the drum far away from the drum head, and the PID controller controls. The device provided by the invention is simple to prepare and operate, large in treatment capacity, high in treatment efficiency, high in automation degree, labor-saving, energy-saving and environment-friendly.
Description
Technical Field
The invention belongs to the field of processing of precious metals, and particularly relates to an electric heating heavy drum-type silver powder drying device.
Background
Silver powder is generated by electrolysis, and the silver powder needs to be dried after cleaning. At present, an oven or a double-cone vacuum dryer is generally adopted in the industry to dry the silver powder. The baking oven needs to manually put a container containing silver powder in, adopts a resistance wire to heat, and takes out the silver powder after drying, so that the phenomena of uneven drying and agglomeration are easy to occur; and the labor is consumed, so that the method has certain danger. The double-cone vacuum dryer adopts steam or hot water, and the heat efficiency is more than 2 times of that of a common oven. However, due to the double-cone structure, the capacity is small, a boiler, a pipeline pump, a buffer tank, a condenser, a filtering emptying valve and a vacuum pump need to be connected, the occupied area is large, part of enterprises do not have supply conditions, and high-temperature steam has the risk of leakage.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that the existing silver powder is labor-consuming by adopting an oven and easy to agglomerate during drying; the double-cone vacuum dryer needs a boiler, a pipeline pump, a condenser and the like, and is large in occupied area, complex to operate and easy to have safety risks.
In order to solve the technical problems, the invention adopts the following technical scheme: an electric heating heavy-duty drum-type silver powder drying device comprises a far infrared nanometer electric heating rod, a drum head, a frame, a servo motor and a PID controller,
two bases are arranged on the machine frame, two symmetrical rollers are arranged on each base, the rollers can rotate around the center through a central shaft and bearings at two ends, the diameter of the two ends of the roller is smaller than that of the center, the cylinder walls at two ends are contacted with the rollers,
the silver powder coating device comprises a roller, a plurality of stirring sheets, a barrel head and a rotary joint, wherein the roller is in a sealed barrel shape, the stirring sheets are arranged in the roller and form an included angle of 10-60 degrees with the horizontal line, the stirring sheets are used for stirring silver powder when the roller rotates and can drive the silver powder to move left or right when the roller rotates forwards and backwards, the barrel head is in a conical shape and is connected with the roller through the rotary joint, the rotary part is filled with a sealing element, and the front part of the barrel head is provided with an openable end cover; the feeding port is in a bucket shape, is arranged at the upper part of the end cover and penetrates into the barrel head; the lower part of the barrel head is provided with a through discharge hole which is connected with a discharge disc, the poking sheet can drive silver powder to be discharged from the discharge hole when moving rightwards,
the outer side of the roller is provided with a plurality of far infrared nanometer electric heating rods which are not contacted with the side wall of the roller, the far infrared nanometer electric heating rods are fixed on an annular bracket which is fixedly connected with the rack, the outer side of the far infrared nanometer electric heating rods is provided with a heat insulation material,
the servo motor is arranged on the frame, an output shaft of the servo motor is meshed with the transmission gear, the transmission gear is arranged on the outer side of the roller far away from the roller head,
the center of the roller far away from the roller head is provided with an injection type vacuum exhaust pipe, the injection type vacuum exhaust pipe is connected with the roller through a rotary joint, the rotary part is filled with a sealing element, the injection type vacuum exhaust pipe is connected with a vacuum pump and a flue gas recovery device,
and the PID controller controls the on-off of the power supply, the heating temperature, the rotating speed of the servo motor and the rotation direction.
Further, the heat preservation outside is provided with the housing, the housing encloses the fender with the frame formation, prevents the damage of collision to the heating part to prevent personnel's contact from causing the scald.
Further, in order to ensure the stable rotation, the side wall of the roller is provided with a groove, and two ends of the roller are provided with annular bulges which are embedded into the groove.
Further, the diameter of the central part of the roller is more than 0.8 m, and the length of the roller is more than 1.2 m.
Further, the heat insulation material of the outer ring of the far infrared nanometer electric heating rod is aluminum silicate fiber, the roller is made of stainless steel S321, and the housing is made of stainless steel S304.
Furthermore, the forward rotation speed and the overturning speed of the servo motor are 8-15 r/min, a thermocouple is arranged near the far infrared nanometer electric heating rod, the temperature of the outer side of the cylinder wall can be monitored in real time, and the working temperature is 180-220 ℃.
Further, the feed inlet is connected with a silver powder conveying belt, and the feed inlet and the discharge outlet are provided with sealing devices.
The beneficial effect of the invention is that,
1. the device adopts a cylindrical roller, can process silver powder with larger weight at one time, takes the roller with the diameter of 0.8 meter and the length of 1.27 meters as an example, the heating power is 30kw, can process 0.5t per batch, and the processing time is 4-5 h;
2. the stirring piece is adopted to stir the silver powder, so that the agglomeration of the silver powder is prevented, the drying efficiency is increased, the dried silver powder is automatically sent out, and the spraying type vacuum exhaust pipe can also enable the roller to be in a negative pressure state, so that the drying efficiency is improved while exhaust gas is exhausted;
3. the automation degree is high, the labor is saved, and the drying is uniform;
4. the far infrared nanometer electric heating rod is adopted, the occupied area is small, the far infrared nanometer electric heating rod is different from a resistance wire and water vapor and is changed into a far infrared radiation heat source, the temperature gradient is increased due to the increase of the surface temperature of the far infrared nanometer electric heating rod, the heat energy conduction strength of a heated object is enhanced, the temperature of moisture discharge loss is reduced, and the heat energy absorption speed of the heated object is enhanced; the heat energy loss is reduced, and the purpose of energy conservation is achieved.
Drawings
FIG. 1 is a schematic structural front view of an electrically heated heavy-duty roller-type silver powder drying device according to the present invention;
FIG. 2 is a schematic structural side view of an electrically heated heavy-duty roller-type silver powder drying device according to the present invention.
In the figure: the device comprises a housing 1, a heat preservation layer 2, a roller 3, a barrel head 4, a roller 5, a jet vacuum exhaust pipe 6, a servo motor 7, a rack 8, a discharge plate 9, a feed inlet 10, an end cover 11, a poking sheet 12, a far infrared nanometer electric heating rod 13, a transmission gear 14 and a base 15.
Detailed Description
The details of the present invention are described below with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the electric heating heavy-duty drum-type silver powder drying device comprises a far infrared nanometer electric heating rod 13, a drum 3, a drum head 4, a frame 8, a servo motor 7 and a PID controller,
two bases 15 are arranged on the frame 8, two symmetrical rollers 5 are arranged on each base 15, the rollers 5 can rotate around the center through a central shaft and bearings at two ends, the diameter of two ends of the roller 3 is smaller than that of the center, the cylinder walls at two ends are contacted with the rollers 5,
the roller 3 is in a sealed cylindrical shape, a plurality of stirring sheets 12 which form an included angle of 10-60 degrees with the horizontal line are arranged in the roller 3, the stirring sheets 12 stir the silver powder when the roller 3 rotates and can drive the silver powder to move left or right when the roller 3 rotates forward and backward, the roller head 4 is in a conical shape, the roller head 4 is connected with the roller 3 through a rotary joint, the rotary part is filled with a sealing element, and as shown in fig. 2, an openable end cover 11 is arranged at the front part of the roller head 4; the feeding port is in a bucket shape, is arranged at the upper part of the end cover 11 and penetrates into the barrel head 4; the lower part of the barrel head 4 is provided with a through discharge hole which is connected with a discharge disc 9, the poking sheet 12 can drive silver powder to be discharged from the discharge hole when moving rightwards,
as shown in fig. 2, a plurality of far infrared nanometer electric heating rods 13 are arranged outside the roller 3, the far infrared nanometer electric heating rods 13 are not contacted with the side wall of the roller 3, the far infrared nanometer electric heating rods 13 are fixed on an annular bracket, the bracket is fixedly connected with the rack 8, the outside of the far infrared nanometer electric heating rods 13 is provided with a heat insulation material,
the servo motor 7 is arranged on the frame 8, an output shaft of the servo motor 7 is meshed with a transmission gear 14, the transmission gear 14 is arranged on the outer side of the roller 3 far away from the roller head 4,
the center of the roller 3 far away from the roller head 4 is provided with an injection type vacuum exhaust pipe 6, the injection type vacuum exhaust pipe 6 is connected with the roller 3 through a rotary joint, the rotary part is filled with a sealing element, the injection type vacuum exhaust pipe 6 is connected with a vacuum pump and a smoke recovery device,
the PID controller controls the on-off of the power supply, the heating temperature, the rotating speed of the servo motor 7 and the rotating direction.
In practical application, 2 outsides in heat preservation are provided with housing 1, housing 1 encloses the fender with 8 formation of frame, prevents the damage of collision to the heating part to prevent that personnel from contacting and causing the scald.
In practical application, in order to ensure stable rotation, the side wall of the roller 5 is provided with a groove, and the two ends of the roller 3 are provided with annular protrusions which are embedded into the groove.
In practical application, the diameter of the central part of the roller 3 is more than 0.8 meter, and the length of the roller 3 is more than 1.2 meters.
In practical application, the heat insulation material of the outer ring of the far infrared nanometer electric heating rod 13 is aluminum silicate fiber, the roller 3 is made of stainless steel S321, and the housing 1 is made of stainless steel S304.
In practical application, the forward rotation speed and the overturning speed of the servo motor 7 are 8-15 r/min, a thermocouple is arranged near the far infrared nanometer electric heating rod 13, the temperature of the outer side of the cylinder wall can be monitored in real time, and the working temperature is 180-220 ℃.
In practical application, the feed inlet 10 is connected with a silver powder conveying belt, and the feed inlet 10 and the discharge hole are provided with sealing devices.
In conclusion, the device provided by the invention is simple to prepare and operate, large in treatment capacity, high in treatment efficiency, high in automation degree, labor-saving, energy-saving and environment-friendly.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (7)
1. The utility model provides a heavy cylinder silver powder drying device of electrical heating which characterized in that: comprises a far infrared nanometer electric heating rod (13), a roller (3), a roller head (4), a frame (8), a servo motor (7) and a PID controller,
two bases (15) are installed on the rack (8), two symmetrical rollers (5) are arranged on each base (15), the rollers (5) can rotate around the center through a central shaft and bearings at two ends, the diameter of the two ends of the roller (3) is smaller than that of the center, the cylinder walls at two ends are in contact with the rollers (5),
the silver powder coating barrel is characterized in that the roller (3) is in a sealed barrel shape, a plurality of stirring sheets (12) with included angles of 10-60 degrees with the horizontal line are arranged in the roller, the stirring sheets (12) stir silver powder when the roller (3) rotates and can drive the silver powder to move left or right when the roller (3) rotates forwards and backwards, the barrel head (4) is in a conical shape, the barrel head (4) is connected with the roller (3) through a rotary joint, a sealing element is filled in a rotary part, and an openable end cover (11) is installed at the front part of the barrel head (4); the feeding port is in a bucket shape, is arranged at the upper part of the end cover (11) and penetrates into the barrel head (4); the lower part of the barrel head (4) is provided with a through discharge hole, the discharge hole is connected with a discharge disc (9), the poking sheet (12) can drive silver powder to be discharged from the discharge hole when moving rightwards,
a plurality of far infrared nanometer electric heating rods (13) are arranged on the outer side of the roller (3), the far infrared nanometer electric heating rods (13) are not contacted with the side wall of the roller (3), the far infrared nanometer electric heating rods (13) are fixed on an annular support, the support is fixedly connected with the rack (8), heat-insulating materials are arranged on the outer side of the far infrared nanometer electric heating rods (13),
the servo motor (7) is arranged on the frame (8), an output shaft of the servo motor (7) is meshed with a transmission gear (14), the transmission gear (14) is arranged on the outer side of the roller (3) far away from the roller head (4),
the center of the roller (3) far away from the roller head (4) is provided with an injection type vacuum exhaust pipe (6), the injection type vacuum exhaust pipe (6) is connected with the roller (3) through a rotary joint, the rotary part is filled with a sealing element, the injection type vacuum exhaust pipe (6) is connected with a vacuum pump and a smoke recovery device,
the PID controller controls the on-off of the power supply, the heating temperature, the rotating speed of the servo motor (7) and the rotating direction.
2. The electrically heated heavy-duty roller-type silver powder drying device according to claim 1, wherein: the heat preservation (2) outside is provided with housing (1), housing (1) and frame (8) form and enclose the fender, prevent the damage of collision to the heating part to prevent that personnel from contacting and causing the scald.
3. The electrically heated heavy-duty roller-type silver powder drying device according to claim 2, wherein: the side wall of the roller (5) is provided with a groove, and two ends of the roller (3) are provided with annular bulges which are embedded into the groove.
4. The electrically heated heavy-duty roller-type silver powder drying device according to claim 2, wherein: the diameter of the central part of the roller (3) is more than 0.8 m, and the length of the roller (3) is more than 1.2 m.
5. The electrically heated heavy-duty roller-type silver powder drying device according to claim 1 or 2, characterized in that: the heat insulation material of the outer ring of the far infrared nanometer electric heating rod (13) is aluminum silicate fiber, the roller (3) is made of stainless steel S321, and the housing (1) is made of stainless steel S304.
6. The electrically heated heavy-duty roller-type silver powder drying device according to claim 1, wherein: the forward rotation speed and the overturning speed of the servo motor (7) are 8-15 r/min, a thermocouple is arranged near the far infrared nano electric heating rod (13), the temperature of the outer side of the cylinder wall can be monitored in real time, and the working temperature is 180-220 ℃.
7. The electrically heated heavy-duty roller-type silver powder drying device according to any one of claims 1, 2, 3 and 6, wherein: the feeding hole (10) is connected with a silver powder conveying belt, and sealing devices are arranged on the feeding hole (10) and the discharging hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050084.9A CN110657637A (en) | 2019-10-31 | 2019-10-31 | Heavy drum-type silver powder drying device of electrical heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050084.9A CN110657637A (en) | 2019-10-31 | 2019-10-31 | Heavy drum-type silver powder drying device of electrical heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110657637A true CN110657637A (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911050084.9A Pending CN110657637A (en) | 2019-10-31 | 2019-10-31 | Heavy drum-type silver powder drying device of electrical heating |
Country Status (1)
| Country | Link |
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| CN (1) | CN110657637A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595124A (en) * | 2020-06-24 | 2020-08-28 | 童乾坤 | Drum-type silver powder dryer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2119622U (en) * | 1991-12-31 | 1992-10-21 | 宁光昌 | Negative pressure hot air blow type cylinder drier |
| JP2007298262A (en) * | 2006-05-02 | 2007-11-15 | Masayasu Kamegawa | Single open-end rotary vacuum drying machine |
| CN103245174A (en) * | 2013-06-04 | 2013-08-14 | 山东理工大学 | Material guide plate pushed drying and heating equipment |
| CN204482891U (en) * | 2015-01-21 | 2015-07-22 | 日照春茗机械制造有限公司 | A kind of numerical control afterheat recovery type tealeaves shaping fragrance extracting machine |
| CN107246774A (en) * | 2017-08-04 | 2017-10-13 | 苏州弗士曼精密机械有限公司 | A kind of rotary vacuum dryer |
| CN207649279U (en) * | 2017-12-08 | 2018-07-24 | 湖北民族学院 | Tea drier |
| CN209246523U (en) * | 2018-12-24 | 2019-08-13 | 吴其河 | A kind of agricultural feed granules vacuum drier |
| CN210832763U (en) * | 2019-10-31 | 2020-06-23 | 江苏巨益机电有限公司 | Heavy drum-type silver powder drying device of electrical heating |
-
2019
- 2019-10-31 CN CN201911050084.9A patent/CN110657637A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2119622U (en) * | 1991-12-31 | 1992-10-21 | 宁光昌 | Negative pressure hot air blow type cylinder drier |
| JP2007298262A (en) * | 2006-05-02 | 2007-11-15 | Masayasu Kamegawa | Single open-end rotary vacuum drying machine |
| CN103245174A (en) * | 2013-06-04 | 2013-08-14 | 山东理工大学 | Material guide plate pushed drying and heating equipment |
| CN204482891U (en) * | 2015-01-21 | 2015-07-22 | 日照春茗机械制造有限公司 | A kind of numerical control afterheat recovery type tealeaves shaping fragrance extracting machine |
| CN107246774A (en) * | 2017-08-04 | 2017-10-13 | 苏州弗士曼精密机械有限公司 | A kind of rotary vacuum dryer |
| CN207649279U (en) * | 2017-12-08 | 2018-07-24 | 湖北民族学院 | Tea drier |
| CN209246523U (en) * | 2018-12-24 | 2019-08-13 | 吴其河 | A kind of agricultural feed granules vacuum drier |
| CN210832763U (en) * | 2019-10-31 | 2020-06-23 | 江苏巨益机电有限公司 | Heavy drum-type silver powder drying device of electrical heating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111595124A (en) * | 2020-06-24 | 2020-08-28 | 童乾坤 | Drum-type silver powder dryer |
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