CN207605800U - Alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder - Google Patents
Alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder Download PDFInfo
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- CN207605800U CN207605800U CN201721534996.XU CN201721534996U CN207605800U CN 207605800 U CN207605800 U CN 207605800U CN 201721534996 U CN201721534996 U CN 201721534996U CN 207605800 U CN207605800 U CN 207605800U
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Abstract
The utility model provides the zinc powder drying and crushing device in a kind of alkali leaching electrolytic metal zinc powder, belongs to field of mechanical technique.The utility model includes pedestal and the shell on pedestal, and cover top portion is equipped with feed inlet, and heat-conducting piece is fixed in shell, and shell inner cavity is divided into processing chamber and cyclic annular air cavity by heat-conducting piece, and side wall of outer shell is equipped with steam inlet；There is partition board, partition board processing chamber is divided into epicoele and cavity of resorption, lower intracavitary is equipped with centrifugal impeller, and centrifugal impeller is rotatablely connected by shaft and shell on heat-conducting piece；It further include the motor of energy drive shaft rotation；Through the discharge gate offered with centrifugal impeller inner cavity face on partition board, upper intracavitary is fixed with energy hopper, feedback outlet is additionally provided on partition board, centrifugal impeller includes multiple circumferentially distributed blades, and feedback outlet is connected to by the gap between adjacent two blade with centrifugal impeller inner cavity；It is formed with feed back channel between hopper and outer casing inner wall, exhaust tube is fixed in hopper.The utility model has the advantages that drying efficiency is high.
Description
Technical field
The utility model belongs to field of mechanical technique, the zinc powder drying and crushing dress being related in a kind of alkali leaching electrolytic metal zinc powder
It sets.
Background technology
During alkali soaks electrolytic metal zinc powder, generally use titanium alloy sheet is as cathode plate.In electrolytic process, cathode plate
Surface can plate certain thickness zinc powder, and artificial or machine is just needed to make metallic zinc attached thereto to beat cathode plate at this time
Powder falls off, and the metal zinc to fall off leads to zinc powder and electrolyte separation equipment from the bipyramid valve of bottom of electrolytic tank, to isolate
Zinc powder.Since the zinc powder after separation contains certain moisture, so needing to be dried by drying equipment.
But existing drying equipment has a problem that：It needs first to crush zinc powder before drying, and crushing and drying process are
It separately carries out, not only greatly prolongs drying time in this way, influence drying efficiency, and during individually crushing zinc powder, meeting
Larger heat is generated, causes zinc powder to be easy to aoxidize, color blackening influences final product quality.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that a kind of alkali leaching electrolytic metal zinc
The technical issues of zinc powder drying and crushing device in powder, solution is how to improve drying efficiency.
The purpose of this utility model can be realized by following technical proposal：Alkali soaks the zinc powder drying in electrolytic metal zinc powder
The top of grinding device, including pedestal and the shell on pedestal, shell is equipped with feed inlet, which is characterized in that described is outer
The heat-conducting piece for being cylindrical in shape and being made from a material that be thermally conductive is vertically fixed in shell, the inner cavity of shell is divided into mutually independent by heat-conducting piece
Processing chamber and air cavity annular in shape, and the side wall of shell is equipped with the steam inlet being connected to air cavity；Have on the heat-conducting piece
There is horizontally disposed partition board, and the processing chamber is divided into epicoele and cavity of resorption by partition board, the lower lumenal levels are set
There are centrifugal impeller, centrifugal impeller to be rotatablely connected by shaft and shell, the present apparatus further includes the motor of energy drive shaft rotation；Institute
Through the discharge gate offered with centrifugal impeller inner cavity face on the partition board stated, the upper intracavitary is fixed with energy will be from feed inlet
The zinc powder of middle discharge is introduced into the hopper in discharge gate, and the feedback outlet for making epicoele be connected to cavity of resorption is additionally provided on the partition board,
The centrifugal impeller includes multiple circumferentially distributed blades, and feedback outlet passes through gap between adjacent two blade and centrifugation
The inner cavity of impeller is connected to；It is logical that the feed back for making hopper inner cavity be connected to epicoele is formed between the inner wall of the hopper and shell
Road is fixed with exhaust tube in the hopper, and the upper end of exhaust tube, which is stretched out shell and be connected to negative pressure source, makes exhaust tube inside shape
At negative pressure of vacuum, the lower end mouth down setting of exhaust tube.
When installation, steam inlet is connected by steam pipe with steam generator, and high-temperature steam is poured into previous air cavity.
The course of work is as follows：Wet zinc powder is entered by feed inlet in hopper, at this point, the weight of zinc powder is more than at exhaust tube
Draft, cause wet zinc powder that can only be entered in centrifugal impeller along hopper, and the effect of the centrifugal impeller in high-speed rotation
Pulverized, the zinc powder after being crushed moves up under the draft effect that exhaust tube generates, and then passes sequentially through feedback outlet and feed back is logical
Road comes back in hopper, at this point, the zinc powder for weighing less than the draft at exhaust tube is inhaled into exhaust tube and after entering
In continuous processing；During the entire process of above-mentioned, the high-temperature steam in air cavity does heating, drying processing to zinc powder always.
By the way that the air cavity for storing high-temperature steam is arranged and is wrapped in the processing inside air cavity and for crushing zinc powder
Chamber, makes the drying of zinc powder and crushes this two procedures to be carried out at the same time, to greatly increase connecing for zinc powder and high temperature within the same time
Contacting surface is accumulated, to make zinc powder be dried in moment and enter next process being pumped in exhaust tube in a flash, so both
It has been greatly improved the drying efficiency of zinc powder, and can prevent zinc powder from being aoxidized, to improve the quality of zinc powder finished product.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, the present apparatus further includes at heating
Manage the heating mechanism of chamber.Using above-mentioned design, while increasing temperature and contact area that zinc powder is contacted with high-temperature gas, from
And the drying rate of zinc powder is further speeded up, to further prevent zinc powder to aoxidize.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, above-mentioned heating mechanism includes being set to
Heat exhausting pipe in processing chamber and the heater outside shell, the outer end of above-mentioned heat exhausting pipe stretch out shell and with heater phase
Even.The heat transfer that heat exhausting pipe generates heater has the advantages that simple in structure, easy for installation to processing intracavitary.It is preferred that arranging
Heat pipe is the sandwich that internal iron sheet, middle part heat preservation rock and external iron sheet form.
Alternatively, described in the zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder
Heating mechanism is the heater in processing chamber.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, the end of the inner end of the heat exhausting pipe
Mouth is between feed inlet and hopper.Using above-mentioned design, hopper inner wall can be made to remain the condition of high temperature, to effectively prevent
Zinc powder is viscous on hopper inner wall, to accelerate speed of the zinc powder by hopper, to further increase drying efficiency.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, the bottom of above-mentioned centrifugal impeller to
It protrudes above to form tapered guide part, guide part is faced with the discharge gate, and the diameter of guide part gradually becomes downwards
Greatly.Under the guiding role of guide part, keep zinc powder more swimmingly pulverized with the blade contact of centrifugal impeller, to further carry
High rate of drying.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, the motor is located at outside shell simultaneously
It is fixedly connected with pedestal, the motor drives above-mentioned shaft to rotate by transmission mechanism.Motor is located at outside shell, can be effective
Motor is avoided to be influenced by high temperature, to improve service life and the job stability of motor.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, institute is stretched out in the lower end of the shaft
The shell stated, the transmission mechanism include the driving wheel being connected with the main shaft of motor and are connected with the lower end of shaft driven
Wheel, and driving wheel is connected with driven wheel by synchronous belt.
Alternatively, described in the zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder
The shell is stretched out in the lower end of shaft, the transmission mechanism include the master gear being connected with the main shaft of motor and with shaft
The connected pinion in lower end, and master gear and pinion are meshed.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, also set on the side wall of the shell
There is the steam (vapor) outlet being connected to air cavity, and steam (vapor) outlet is located above steam inlet.In use, high-temperature steam passes through steam inlet
It is flowed into air cavity, is then flowed out from steam (vapor) outlet, realize circulating for high-temperature steam, make to remain higher inside air cavity
Temperature.
In zinc powder drying and crushing device in above-mentioned alkali leaching electrolytic metal zinc powder, the steam inlet and steam go out
Mouth one steam unit of composition, there are two the steam units and is located at the upper side and lower side of shell.
Compared with prior art, the zinc powder drying and crushing device in this alkali leaching electrolytic metal zinc powder is by being arranged for storing
The air cavity of high-temperature steam, the heating mechanism for heating chamber and the processing for being wrapped in inside air cavity and be used to crush zinc powder
Chamber, makes the drying of zinc powder and crushes this two procedures to be carried out at the same time, to greatly increase connecing for zinc powder and high temperature within the same time
Contacting surface is accumulated, to make zinc powder be dried in moment and enter next process being pumped in exhaust tube in a flash, so both
It has been greatly improved the drying efficiency of zinc powder, and can prevent zinc powder from being aoxidized, to improve the quality of zinc powder finished product.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model.
Fig. 2 is the dimensional structure diagram of the utility model in another direction.
Fig. 3 is the schematic cross-sectional view of the utility model.
Fig. 4 is the enlarged structure schematic diagram at A in Fig. 3.
Fig. 5 is the attachment structure schematic diagram of hopper and shell.
Fig. 6 is the structural schematic diagram of transmission mechanism.
In figure, 1, pedestal；2, shell；2a, processing chamber；2a1, epicoele；2a2, cavity of resorption；2b, air cavity；2c, feed inlet；3, expect
Bucket；4, heat-conducting piece；4a, partition board；4a1, discharge gate；4a2, feedback outlet；5, centrifugal impeller；5a, guide part；6, exhaust tube；7, turn
Axis；8, motor；9, air inlet pipe；10, escape pipe；11, support tube；12, feeding screw；13, driving wheel；14, driven wheel；15、
Synchronous belt；16, feed back channel；17, heat exhausting pipe；18, heater.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figures 1 to 6, the zinc powder drying and crushing device in this alkali leaching electrolytic metal zinc powder is by pedestal 1, shell 2, material
The compositions such as bucket 3, heat-conducting piece 4, centrifugal impeller 5, exhaust tube 6, heating mechanism, shaft 7, motor 8.Wherein, heat-conducting piece 4 is by heat conduction material
Material is made, and Heat Conduction Material can be aluminium alloy or brass.
Specifically, as shown in Figure 3 and Figure 4, shell 2 is installed on pedestal 1, and heat-conducting piece 4 is cylindrical in shape and is installed in vertically
In shell 2.At this point, the inner cavity of shell 2 is divided into mutually independent processing chamber 2a and air cavity 2b annular in shape by heat-conducting piece 4, wherein
Air cavity 2b and heat-conducting piece 4 are coaxially disposed, and processing chamber 2a is located in air cavity 2b.The side wall of shell 2 is equipped with and is connected to air cavity 2b
Steam inlet and steam (vapor) outlet, and steam (vapor) outlet is located above steam inlet.In the present embodiment, steam inlet and steam go out
Mouth one steam unit of composition, there are two steam units and is located at the upper side and lower side of shell 2.When installation, two steam enter
It is mounted on air inlet pipe 9 in mouthful, is mounted on escape pipe 10 in two steam (vapor) outlets, and air inlet pipe 9 and escape pipe 10 are and steam
Generator is connected, and makes high-temperature steam in air cavity 2b internal circulation flows.It further illustrates, support tube 11 is fixed on heat-conducting piece 4, prop up
Support cylinder 11 there are two and be located at the upper side and lower side of air cavity 2b, be located at the same side air inlet pipe 9 and escape pipe 10 respectively with
Corresponding support tube 11 is fixedly connected with, preferably to support air inlet pipe 9 and escape pipe 10.
There is horizontally disposed partition board 4a, and processing chamber 2a is divided into epicoele 2a1 under by partition board 4a on heat-conducting piece 4
Chamber 2a2.The top of shell 2 offers feed inlet 2c, and 2 side of shell is equipped with the feeding screw 12 being obliquely installed, and spiral is sent
The discharge port of glassware 12 is connected with above-mentioned feed inlet 2c.The middle part of partition board 4a, which is vertically run through, offers discharge gate
Hopper 3 is equipped in 4a1, epicoele 2a1, hopper 3 is fixedly connected with partition board 4a, and the bottom wall of hopper 3 and the roof of partition board 4a mutually recline.
The inner cavity of feed inlet 2c and discharge gate 4a1 with hopper 3 faces, i.e., hopper 3 plays the zinc powder that will be discharged from feed inlet 2c
The effect being introduced into discharge gate 4a1.
Centrifugal impeller 5 is annular in shape, which is horizontally set in cavity of resorption 2a2, and at this point, discharge gate 4a1 and centrifugation
The inner cavity of impeller 5 faces.Centrifugal impeller 5 is rotatablely connected by shaft 7 and shell 2, specifically, one end of shaft 7 with from
The bottom of lobus cardiacus wheel 5 is fixedly connected with, and the other end of shaft 7 is connected by the way that bearing and shell 2 are axial.Above-mentioned motor 8 can drive
Turn axis 7, which rotates, makes centrifugal impeller 5 be rotated around the axis of itself.In the present embodiment, as shown in figs. 1,2 and 6, motor 8
It is fixedly connected with outside shell 2 and with pedestal 1, motor 8 drives above-mentioned shaft 7 to rotate by transmission mechanism.It is preferred that shaft 7
Shell 2 is stretched out in lower end, transmission mechanism include the driving wheel 13 being connected with the main shaft of motor 8 and with the lower end of shaft 7 be connected from
Driving wheel 14, and driving wheel 13 is connected with driven wheel 14 by synchronous belt 15.The band turn in such a way that synchronous belt 15 is driven of motor 8
Axis 7 rotates, and has the advantages that good operating stability.
It further illustrates, the bottom of centrifugal impeller 5 is protruding upward to form tapered guide part 5a, guide part 5a and discharge
Mouth 4a1 is faced, and the diameter of guide part 5a becomes larger downwards.
As shown in Figure 3 and Figure 4, partition board 4a, which is vertically also extended through, offers feedback outlet 4a2, and epicoele 2a1 and cavity of resorption
2a2 is connected by above-mentioned feedback outlet 4a2.Centrifugal impeller 5 includes multiple circumferentially distributed blades, and feedback outlet 4a2 is logical
The gap crossed between adjacent two blade is connected to the inner cavity of centrifugal impeller 5.In the present embodiment, preferably feedback outlet 4a2 is in circular arc
Shape, feedback outlet 4a2 have multiple and uniformly distributed along the circumferential direction of heat-conducting piece 4.Each gaps of the feedback outlet 4a2 between adjacent two blade
Face.
As shown in figure 5, being formed between 3 upper end outer wall of hopper and the inner wall of shell 2 makes 3 inner cavity of hopper and epicoele 2a1 connect
Logical feed back channel 16, is fixed with exhaust tube 6 in hopper 3, the upper end of exhaust tube 6 stretch out shell 2 and with negative pressure source (not shown)
Connection makes 6 inside of exhaust tube form negative pressure of vacuum, the lower end mouth down setting of exhaust tube 6.Wherein, negative pressure source can be exhausting
Machine, vacuum pump etc..
The present apparatus further includes the heating mechanism for heating chamber 2a.In the present embodiment, heating mechanism includes being set to
Heat exhausting pipe 17 in processing chamber 2a and the heater outside shell 2 18, the outer end of above-mentioned heat exhausting pipe 17 stretch out shell 2 and with
Heater 18 is connected.Wherein, the job category of heater 18 can be electromagnetic heating, infrared heating or resistance heating, and it
Can buy on the market.Naturally, the heater 18 that heating mechanism is only set in processing chamber 2a is also possible.
It further illustrates, the port of the inner end of heat exhausting pipe 17 is between feed inlet 2c and hopper 3.
The course of work is as follows：Wet zinc powder is delivered to by feeding screw 12 in feed inlet 2c, then by feed inlet 2c into
Enter into hopper 3, at this point, the weight of zinc powder is more than the draft at exhaust tube 6, causes wet zinc powder that can only enter along hopper 3
Into centrifugal impeller 5, and it is pulverized in the effect of the centrifugal impeller of high-speed rotation 5, and the zinc powder after being crushed is generated in exhaust tube 6
Draft effect under move up, then pass sequentially through feedback outlet 4a2 and feed back channel 16 come back in hopper 3, at this point, weight is low
The zinc powder of draft at exhaust tube 6 is inhaled into exhaust tube 6 and enters in following process；In above-mentioned whole process
In, high-temperature steam and heating mechanism in air cavity 2b do heating, drying processing to zinc powder always.
Embodiment two
The present embodiment two is essentially identical with the structure and principle of embodiment one, and different place is：Transmission mechanism packet
The master gear being connected with the main shaft of motor 8 and the pinion connected with the lower end of shaft 7 are included, and master gear is mutually nibbled with pinion
It closes.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder, including pedestal (1) and the shell on pedestal (1)
(2), the top of shell (2) is equipped with feed inlet (2c), which is characterized in that be vertically fixed in the shell (2) be cylindrical in shape and
The heat-conducting piece (4) being made from a material that be thermally conductive, heat-conducting piece (4) by the inner cavity of shell (2) be divided into mutually independent processing chamber (2a) and
Air cavity (2b) annular in shape, and the side wall of shell (2) is equipped with the steam inlet being connected to air cavity (2b)；The heat-conducting piece
(4) on have horizontally disposed partition board (4a), and partition board (4a) by the processing chamber (2a) be divided into epicoele (2a1) and
Cavity of resorption (2a2), horizontal in the cavity of resorption (2a2) to be equipped with centrifugal impeller (5), centrifugal impeller (5) passes through shaft (7) and shell
(2) it is rotatablely connected, the present apparatus further includes the motor (8) that energy drive shaft (7) rotates；Run through on the partition board (4a) and offers
With the discharge gate (4a1) of centrifugal impeller (5) inner cavity face, being fixed in the epicoele (2a1) can will be from feed inlet (2c)
The zinc powder of discharge is introduced into the hopper (3) in discharge gate (4a1), be additionally provided on the partition board (4a) make epicoele (2a1) and under
The feedback outlet (4a2) of chamber (2a2) connection, the centrifugal impeller (5) includes multiple circumferentially distributed blades, and feedback outlet
(4a2) is connected to by the gap between adjacent two blade with the inner cavity of centrifugal impeller (5)；The hopper (3) and shell (2)
It is formed with the feed back channel (16) for making hopper (3) inner cavity be connected to epicoele (2a1) between inner wall, is fixed in the hopper (3)
There is exhaust tube (6), the upper end of exhaust tube (6), which is stretched out shell (2) and is connected to negative pressure source, keeps formation vacuum inside exhaust tube (6) negative
Pressure, the lower end mouth down setting of exhaust tube (6).
2. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 1, which is characterized in that this dress
It further includes heating mechanism for heating chamber (2a) to set.
3. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 1, which is characterized in that above-mentioned
Heating mechanism include be set to processing chamber (2a) in heat exhausting pipe (17) and be set to the heater (18) of shell (2) outside, it is above-mentioned
The outer end of heat exhausting pipe (17) stretches out shell (2) and is connected with heater (18).
4. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 3, which is characterized in that described
The port of inner end of heat exhausting pipe (17) be located between feed inlet (2c) and hopper (3).
5. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 1 or 2 or 3 or 4, feature
Be, the bottom of above-mentioned centrifugal impeller (5) is protruding upward to form tapered guide part (5a), guide part (5a) with it is described
Discharge gate (4a1) faces, and the diameter of guide part (5a) becomes larger downwards.
6. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 1 or 2 or 3 or 4, feature
Be, the motor (8) is located at shell (2) outside and is fixedly connected with pedestal (1), the motor (8) by transmission mechanism come
Above-mentioned shaft (7) is driven to rotate.
7. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 6, which is characterized in that described
The lower end of shaft (7) stretch out the shell (2), the transmission mechanism includes the active being connected with the main shaft of motor (8)
(13) and the driven wheel (14) connected with the lower end of shaft (7) are taken turns, and driving wheel (13) and driven wheel (14) pass through synchronous belt
(15) it is connected.
8. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 6, which is characterized in that described
The lower end of shaft (7) stretch out the shell (2), the transmission mechanism includes the main tooth being connected with the main shaft of motor (8)
Wheel and the pinion connected with the lower end of shaft (7), and master gear and pinion are meshed.
9. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 1, which is characterized in that described
Shell (2) side wall on be additionally provided with the steam (vapor) outlet being connected to air cavity (2b), and steam (vapor) outlet is located above steam inlet.
10. the zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder according to claim 9, which is characterized in that institute
The steam inlet stated and steam (vapor) outlet form a steam unit, and there are two the steam units and is located at shell (2)
The upper side and lower side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721534996.XU CN207605800U (en) | 2017-11-16 | 2017-11-16 | Alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721534996.XU CN207605800U (en) | 2017-11-16 | 2017-11-16 | Alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207605800U true CN207605800U (en) | 2018-07-13 |
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ID=62795247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721534996.XU Active CN207605800U (en) | 2017-11-16 | 2017-11-16 | Alkali soaks the zinc powder drying and crushing device in electrolytic metal zinc powder |
Country Status (1)
| Country | Link |
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| CN (1) | CN207605800U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107744858A (en) * | 2017-11-16 | 2018-03-02 | 温岭市忠盛金属材料有限公司 | Zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder |
| CN111288770A (en) * | 2020-03-30 | 2020-06-16 | 山西朗泽环保科技有限公司 | Device and method for heat exchange, condensation, drying and dehydration in steam body |
-
2017
- 2017-11-16 CN CN201721534996.XU patent/CN207605800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107744858A (en) * | 2017-11-16 | 2018-03-02 | 温岭市忠盛金属材料有限公司 | Zinc powder drying and crushing device in alkali leaching electrolytic metal zinc powder |
| CN111288770A (en) * | 2020-03-30 | 2020-06-16 | 山西朗泽环保科技有限公司 | Device and method for heat exchange, condensation, drying and dehydration in steam body |
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