CN207562368U - The dry machine of vacuum spraying band - Google Patents
The dry machine of vacuum spraying band Download PDFInfo
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- CN207562368U CN207562368U CN201721463388.4U CN201721463388U CN207562368U CN 207562368 U CN207562368 U CN 207562368U CN 201721463388 U CN201721463388 U CN 201721463388U CN 207562368 U CN207562368 U CN 207562368U
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- vacuum
- conveyer belt
- dry machine
- spraying band
- drying
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Abstract
The utility model provides a kind of dry machine of vacuum spraying band, belongs to drying device field, including cylinder, spray dryer, continuous feed system, continuous discharge system, the pumped vacuum systems of the crawler-tread system being arranged in the cylinder and outside.Crawler-tread system includes the wheel hub of the N layer conveyer belts from top to bottom set and the bearing conveyer belt, and the wheel hub is arranged in pairs in the both ends of the cylinder；The direction of transfer of the upper and lower adjacent conveyer belt is on the contrary, the transmission head end of next layer of conveyer belt exceeds transmission end a distance of last layer conveyer belt, so cycle, wherein N >=1；Heating unit is set between each layer conveyer belt.The dry machine of vacuum spraying band of the utility model, can realize automatic, continuous drying, and drying time is short, greatly improves drying efficiency；Energy consumption and operating cost are low, significantly reduce drying cost；And the color and luster of product, dissolubility, the keeping quality of physical property are good after drying, the homogeneity of product is good.
Description
Technical field
The utility model is related to drying equipment technical fields, and in particular to a kind of dry machine of vacuum spraying band.
Background technology
In the prior art, the various liquid such as Pharmaceuticals, food, bioengineering, industrial chemicals, health products, food additives
Body shape or paste raw materials usually require drying and granulating.Pharmacy biology industry：At Chinese medical concrete, plant extraction liquid, egg embryo drying
Reason, PVPK series of binders, zymotic fluid etc..Health care of food industry：Such as malt extract, oligosaccharide, instant solid beverage, tea powder, cocoa
Powder, corn pulp, vegetable protein, flavouring etc..Fine Chemical：Such as lithium battery raw material, emamectin benzoate.
The non-refractory that these raw materials have, some viscosity is high, and easy to knot groups, some belongs to thermoplasticity or heat sensitive material, because
This is unsuitable for or traditional drying machine (such as spray dryer, baking oven) can not be used to be dried.And use freeze-drying skill
Art (such as low temperature drying machine), not only drying time is long, and drying efficiency is low, high energy consumption, and the degree of drying of product is uneven,
Influence product quality.The drying machine having simultaneously can not also realize continuous drying purpose.
Therefore, it is necessary to a kind of novel drying equipment is researched and developed, to overcome above-mentioned technological deficiency of the prior art.
Utility model content
The purpose of this utility model is to provide a kind of dry machines of vacuum spraying band, can realize automatic, continuous drying；It is dry
Time is short, greatly improves drying efficiency；Energy consumption and operating cost are low, significantly reduce drying cost；Product after drying
Color and luster, dissolubility, the keeping quality of physical property are good, and the homogeneity of product is good.
To achieve the above object, the utility model uses following technical scheme：
The dry machine of vacuum spraying band, including cylinder, the spray dryer being arranged at the top of the cylinder, with the spray drying
The continuous feed system that device is connected is arranged on the continuous discharge system of the cylinder body bottom, the crawler belt being arranged in the cylinder
Conveyer system and the pumped vacuum systems of outside, wherein：
The crawler-tread system includes the wheel hub of the N layer conveyer belts from top to bottom set and the bearing conveyer belt, institute
State the both ends that wheel hub is arranged in pairs in the cylinder；The direction of transfer of the upper and lower adjacent conveyer belt is on the contrary, next layer of transmission
The transmission head end of band exceeds transmission end a distance of last layer conveyer belt, so recycles, wherein N >=1；Each layer biography
It send and heating unit is set between；
The continuous discharge system includes being arranged on the hopper below the transmission end of last layer of conveyer belt, with the material
First outlet valve of the bottom connection of bucket, the intermediate storage tank being connected with first outlet valve, the bottom with the intermediate storage tank
The second outlet valve that discharge port is connected and the finished product storage tank being connected with second outlet valve；
The pumped vacuum systems includes vacuum pump, connects the vacuum line of the vacuum pump and the cylinder, the vacuum
Condenser is set on pipeline.
The N is integer.
Preferably, N >=2.One layer of conveyer belt needs longer transmitting range, and the length for leading to cylinder is long.
It is highly preferred that 3≤N≤11.The number of plies of conveyer belt is very little, and material is also unseasoned to requirement, the layer of conveyer belt
Number is excessive, does not only result in tube structure complication, and temperature control system and automatic control system complicate, and also easily lead to material change
Property.
According to the utility model, the continuous feed system includes serum pot and the connection serum pot and the spraying
The feeding pipe of drier sets feed pump on the feeding pipe, and the spray drying is stretched into the end of the feeding pipe
In device, and it is connected with nozzle.
According to the utility model, the heating unit is heating plate or electric heater；It is filled with to add in the heating plate
The heat source of material on the heat conveyer belt.
According to the utility model, the heat source is steam or hot water.
According to the utility model, the both ends of the inner barrel set fixed plate respectively, and the pairs of wheel hub leads to respectively
Fixing piece is crossed in the fixed plate.
According to the utility model, close to the transmission terminal position setting material scraper of the conveyer belt.
According to the utility model, reducing mechanism is also set up between second outlet valve and the finished product storage tank, to reach
Varigrained finished product.
According to the utility model, the dry machine of vacuum spraying band further includes temperature-sensing system and automatic control system.
According to the utility model, the dry machine of vacuum spraying band further includes system for automatically correcting and temperature adjustment heating system.
It according to the utility model, is opened up on the spray dryer and vacuumizes outlet, the outlet that vacuumizes passes through pipeline
It is connected with the entrance of the condenser on the vacuum line.
Compared with prior art, the utility model has following advantageous effects：
1), the dry machine of vacuum spraying band of the utility model makes traditional static state is dry to be converted into dynamic vacuum drying, can
Realize the continuous feed under vacuum condition and continuous discharge.
2), drying time is short, dries out product by traditional 10-20 hours, is converted into 20-80 minutes and goes out product, solves
The convection oven time is long, and the problem being easily denaturalized greatly improves drying efficiency.
3) drying of high viscosity, difficult dry various liquid, slurry and paste raw materials, can be solved, it can be according to different objects
Material adjusts different drying temperatures in the range of 20~150 DEG C, solves the conventional irrealizable drying of spray drying, after dry
Color and luster, dissolubility, the keeping quality of physical property of product are good, are that other equipment can not be comparable, therefore dry mass is good.
4), production cost is low, and dry machine of vacuum spraying band at most needs two operative employees, greatly reduce manpower into
This, operating cost is vacuum drying oven, be spray-dried 1/3, is the 1/6 of freeze drying equipment, significantly reduces drying cost.
Description of the drawings
Fig. 1 is the horizontal section schematic diagram of the dry machine of vacuum spraying band of one embodiment of the utility model.
Fig. 2 is the horizontal section schematic diagram of the dry machine of vacuum spraying band of second embodiment of the utility model.
In figure：1- cylinders, 2- spray dryers, 3- continuous feeds system, 4- continuous discharges system, 5- crawler-treads system
System, 6- pumped vacuum systems, 11- fixed plates, 12- supporting legs, 21- vacuumize outlet, 31- serum pots, 32- feeding pipes, 33- chargings
Pump, 34- nozzles, 41- hoppers, the first outlet valves of 42-, 43- intermediate storage tanks, the second outlet valves of 44-, 45 finished product storage tanks, 51- transmission
Band, 52- wheel hubs, 53- heating units, 54- material scrapers, 61- vacuum pumps, 62- vacuum lines, 63- condensers.
Specific embodiment
Below in conjunction with attached drawing, the dry machine of the vacuum spraying band of the utility model is made further specifically with specific embodiment
It is bright.It should be understood that following embodiment is merely to illustrate the utility model not for restriction the scope of the utility model.
The dry machine of vacuum spraying band being related to below is transmitted dry using vacuum system combination spray drying technology and conveyer belt
It is dry.
As shown in Figure 1, one embodiment according to the present utility model, the dry machine of vacuum spraying band of the utility model, packet
Cylinder 1 is included, is arranged on the spray dryer 2 at 1 top of cylinder, the continuous feed system being connected with the spray dryer 2
3, it is arranged on the continuous discharge system 4 of 1 bottom of cylinder, the crawler-tread system 5 being arranged in the cylinder 1 and outside
Pumped vacuum systems 6, wherein：
The crawler-tread system 5 includes the wheel of the N layers conveyer belt 51 from top to bottom set and the bearing conveyer belt 51
Hub 52, the wheel hub 52 are arranged in pairs at the both ends of the cylinder 1；The direction of transfer of the upper and lower adjacent conveyer belt 51
On the contrary, the transmission head end of next layer of conveyer belt exceeds transmission end a distance L of last layer conveyer belt, to catch last layer biography
The material that the transmission end of band is sent to fall so recycles, wherein N >=1；Heating unit is set between each layer conveyer belt 51
53, for heating the material on the conveyer belt 51.
The continuous discharge system 4 includes being arranged on the hopper 41 below the transmission end of last layer of conveyer belt 51, with
First outlet valve 42 of the bottom connection of the hopper 41, the intermediate storage tank 43 being connected with first outlet valve 42 are and described
The second outlet valve 44 that the bottom discharge mouth of intermediate storage tank 43 is connected and the finished product storage tank being connected with second outlet valve 44
45。
The pumped vacuum systems 6 includes vacuum pump 61, connects the vacuum line 62 of the vacuum pump 61 and the cylinder 1,
Condenser 63 is set on the vacuum line 62.
The distance L should be able to ensure that the material fallen on last layer conveyer belt 51 is all connect by next layer of conveyer belt 51
It receives, without directly falling in hopper 41.
The dry machine of vacuum spraying band of the utility model, is dried under vacuum, and slurries or sticky material are being sprayed
Predrying is carried out in drier, obtains the material of semi-solid, the transmission of most last layer is evenly distributed on by pre-dried material
It takes, is transmitted by N layers of conveyer belt, and further dried simultaneously.First outlet valve 42,44 and of the second outlet valve
The setting of intermediate storage tank 43 can effectively ensure that continuous vacuum discharges.Make traditional static state is dry to be converted into dynamic vacuum drying, energy
Enough realize continuous feed and the continuous discharge under vacuum condition.
The dry machine of vacuum spraying band of the utility model makes traditional static state is dry to be converted into dynamic vacuum drying, Neng Goushi
Continuous feed and continuous discharge under existing vacuum condition.
The dry machine of vacuum spraying band of the utility model, drying time is short, and product is dried out by traditional 10-20 hours, turns
It turns to 20-80 minutes and goes out product, solve the problem that the convection oven time is long, is easily denaturalized, greatly improve drying efficiency.
It is former to solve high viscosity, difficult dry various liquid, slurry and paste for the dry machine of vacuum spraying band of the utility model
The drying of material can adjust different drying temperatures according to different materials in the range of 20~150 DEG C, and it is dry to solve conventional spraying
Dry irrealizable drying, color and luster, dissolubility, the keeping quality of physical property of product are good after drying, are that other equipment can not be comparable,
Therefore dry mass is good.
The dry machine of vacuum spraying band of the utility model, production cost is low, and a dry machine of vacuum spraying band at most needs two
Operative employee greatly reduces human cost, and operating cost is vacuum drying oven, be spray-dried 1/3, is freeze drying equipment
1/6, significantly reduce drying cost.
The N is integer.
Preferably, N >=2.One layer of conveyer belt needs longer transmitting range, and the length for leading to cylinder is long.
It is highly preferred that 3≤N≤11.The number of plies of conveyer belt is very little, and material is also unseasoned to design requirement；Conveyer belt
The number of plies it is excessive, do not only result in tube structure complication, temperature control system and automatic control system complicate, and also easily lead to object
Material denaturation.
According to the utility model, the continuous feed system 3 include serum pot 31 and the connection serum pot 31 with it is described
The feeding pipe 32 of spray dryer 2 sets feed pump 33 on the feeding pipe 32, and the end of the feeding pipe 32 is stretched into
In the spray dryer 2, and it is connected with nozzle 34.
The end of the feeding pipe 32 can enter from the top of the spray dryer 2 in the spray dryer 2,
It can enter in the spray dryer 2 from the upper end of the spray dryer 2.It can be adjusted according to actual needs.
According to the utility model, the heating unit 53 is heating plate or electric heater.
When the heating unit 53 is heating plate, the material for heating on the conveyer belt is filled in the heating plate
Heat source.The heat source can be steam or hot water.Steam is passed through when the heat source is steam, in the heating plate to be added
Heat.Hot water is passed through when the heat source is hot water, in the heating plate to be heated.
The electric heater is uniformly distributed along the direction of transfer of the conveyer belt 51.
According to the utility model, the both ends inside the cylinder 1 set fixed plate 11 respectively, and the pairs of wheel hub 52 divides
It is not mounted in the fixed plate 11 by fixing piece.
According to the utility model, close to the transmission terminal position setting material scraper 54 of the conveyer belt 51.
The material scraper 54 can be respectively provided in the transmission end of N layers of conveyer belt 51, it also can be only in last layer of conveyer belt 51
Transmission end the material scraper 54 is set.
Material scraper 54 can effectively scrape the dry products on the transmission end of the conveyer belt 51, can effectively improve
The service life of dry powder rate and device.
Routine techniques of the prior art can be used in the material scraper 54, and star material scraper 54 is used in the present embodiment.Institute
Equally distributed several pieces of scraper plates are set in the periphery of shaft when stating star material scraper, is rotated by shaft and scraper plate is driven to rotate,
So as to by under the material scraper on conveyer belt 51, improve material transfer efficiency.
According to the utility model, reducing mechanism (figure is also set up between second outlet valve 44 and the finished product storage tank 45
In be not shown), to reach varigrained finished product.
When needing Vacuum discharge, the reducing mechanism can be connected with the pumped vacuum systems 6, realize that vacuum crushes, very
Vacate material.
According to the utility model, the dry machine of vacuum spraying band further includes temperature-sensing system and PLC is automatically controlled and is
System.
The temperature-sensing system is distributed in the temperature in the spray dryer 2 and on the conveyer belt 51 including several
Spend detector.The temperature-sensing system detects the drying temperature of the material in real time, ensures the material in the drying process
Matter can be remained unchanged, color and luster, dissolubility, the keeping quality of physical property are good.
By the PLC automatic control system, a full set of automation technolo, pipeline, company of the dry machine of vacuum spraying band are controlled
Continuousization greatly improves drying efficiency.
According to the utility model, the vacuum degree in the cylinder 1 can adjust according to actual needs, in the usual cylinder 1
Vacuum degree be 0.08Mpa-0.099Mpa.
According to the utility model, the dry machine of vacuum spraying band further includes system for automatically correcting and temperature adjustment heating system.
The temperature adjustment heating system cooperation temperature-sensing system and automatic control system, can adjust heating temperature in real time,
So that it is guaranteed that the quality and homogeneity of dry products.
The system for automatically correcting can effectively prevent the belt position sideslip, it is ensured that the dry machine of vacuum spraying band
Operational efficiency, so as to improve drying efficiency, reduce maintenance cost.
In the present embodiment, the system for automatically correcting uses CN201520784411.4, ultra-thin crawler belt deviation correcting device.
According to the utility model, the dry machine of vacuum spraying band further includes cooling guarantee system and CIP is on-line automatic clear
System is washed, effectively meets GMP requirements.
According to the utility model, the dry machine of vacuum spraying band further includes mechanical sealing system, the cylinder 1 and described
Stringent mechanical sealing is required at charging and discharging.If mechanical seal is improper, the dust from flying of dry products, shadow can be caused
Ring drying efficiency and quality.
According to the utility model, the bottom setting supporting leg 18 of the cylinder, both ends have end socket.
In the present embodiment, 42 and second outlet valve 44 of the first outlet valve uses CN201721208590.2 patents Shen
Please in flap valve.
Using above-mentioned flap valve, the service life of sealing ring is greatly extended, the entirety for extending flap valve uses the longevity
Life, reduces the risk of leakage, improves the mechanical seal of the dry machine of vacuum spraying band, ensure that the vacuum in cylinder 1
Degree.
As shown in Fig. 2, second embodiment according to the present utility model, the structure and first of the dry machine of vacuum spraying band
A embodiment is identical, difference lies in：
It is opened up on the spray dryer 2 and vacuumizes outlet 21, the outlet 21 that vacuumizes is by pipeline and the vacuum
The entrance of condenser 63 on pipeline 62 is connected.
Above-mentioned design further ensure it is vaccum in spray dryer 2 and cylinder 1, it is advantageously ensured that the drying of material
The dry mass such as homogeneity and color and luster.
The utility model also provides a kind of method continuous drying using the above-mentioned dry machine progress of vacuum spraying band, including such as
Lower step：
(1) pumped vacuum systems 6 is opened, controls the vacuum degree of the entire dry machine of vacuum spraying band, slurries pass through the company
Continuous feed system 3 enters spray dryer 2, and the spray dryer 2 by the water entered in the slurries in it and has by heating
Solvent flash evapn carries out predrying, obtains semisolid material, by pre-dried material from the spray dryer 2
On bottom dropped out to the crawler-tread system 5.
(2) material is from the transmission head end of first layer conveyer belt 51 to the transmission of transmission end, while obtains drying, and
The transmission end of first layer conveyer belt 51 is fallen on the transmission head end of next layer of conveyer belt 51, continues to transmit in reverse direction,
It is further dried simultaneously.
(3) material by last layer of conveyer belt 51 transmission end when, it is dry to complete, obtain dry products, go out
Material.
Using the drying means of the utility model, started continuously to go out dry powder, dry powder extracting rate 99% at 20~80 minutes.It can be
Dry, crushing, granulating process are completed under vacuum state.Heat sensitive material invariance, not microbiological contamination reduce drying process complexity and make
It into the link of contamination of products, and can realize solvent recovery requirement during product drying, increase solvent recovery income.
With reference to Fig. 1 and Fig. 2, the operation principle of the dry machine of vacuum spraying band of the utility model is as follows：
Pumped vacuum systems 6 controls the vacuum degree of the entire dry machine of vacuum spraying band, slurries by the continuous feed system 3 into
Enter spray dryer 2, the spray dryer 2 is steamed the water entered in the slurries in it and organic solvent moment by heating
Hair, obtains semisolid material, the material is from 2 bottom dropped out of spray dryer to the crawler-tread system 5.
The material transmits, while obtain drying, and passing from the transmission head end of first layer conveyer belt 51 to transmission end
End is sent to fall on the transmission head end of next layer of conveyer belt 51, continues to transmit, and obtain drying simultaneously in reverse direction.The object
Material by last layer of conveyer belt 51 transmission end when, it is dry to complete, obtain dry products, discharge.
Water and organic solvent are extracted out by the pumped vacuum systems 6, enter the condenser 63 along the vacuum line 62
It is interior, it is condensed, it is impossible to which the gas being condensed continues on the vacuum line 62 and enters vacuum pump 61.
During discharging, second outlet valve 44 is closed, opens first outlet valve 42, dry products are fallen from hopper 41
To the intermediate storage tank 43, when the dry products in the intermediate storage tank 43 reach a certain height, first discharging is closed
Valve 42, opens second outlet valve 44, and dry products are fallen to from the intermediate storage tank 43 in the finished product storage tank 45.
Specific embodiment of the utility model is described in detail above, but it is only used as example, the utility model
It is not restricted to particular embodiments described above.To those skilled in the art, it is any that the practicality is equal
Modifications and substitutions are also all among the scope of the utility model.Therefore, the institute under the spirit and scope for not departing from the utility model
The impartial conversion of work and modification should all be covered in the scope of the utility model.
Claims (10)
1. the dry machine of vacuum spraying band, which is characterized in that including cylinder, the spray dryer being arranged at the top of the cylinder, with institute
The continuous feed system that spray dryer is connected is stated, the continuous discharge system of the cylinder body bottom is arranged on, is arranged on the cylinder
Internal crawler-tread system and the pumped vacuum systems of outside, wherein：
The crawler-tread system includes the wheel hub of the N layer conveyer belts from top to bottom set and the bearing conveyer belt, the wheel
Hub is arranged in pairs in the both ends of the cylinder；The direction of transfer of the upper and lower adjacent conveyer belt is on the contrary, next layer of conveyer belt
Transmission end a distance that head end exceeds last layer conveyer belt is transmitted, is so recycled, wherein N >=1；Each layer conveyer belt
Between heating unit is set；
The continuous discharge system includes being arranged on the hopper below the transmission end of last layer of conveyer belt, with the hopper
First outlet valve of bottom connection, the intermediate storage tank being connected with first outlet valve, the bottom discharge with the intermediate storage tank
The second connected outlet valve of mouth and the finished product storage tank being connected with second outlet valve；
The pumped vacuum systems includes vacuum pump, connects the vacuum line of the vacuum pump and the cylinder, the vacuum line
Upper setting condenser.
2. the dry machine of vacuum spraying band according to claim 1, which is characterized in that the continuous feed system includes slurries
The feeding pipe of tank and the connection serum pot and the spray dryer, sets feed pump on the feeding pipe, it is described into
The end on expects pipe road is stretched into the spray dryer, and is connected with nozzle.
3. the dry machine of vacuum spraying band according to claim 1, which is characterized in that the heating unit adds for heating plate or electricity
Hot device；The heat source for heating the material on the conveyer belt is filled in the heating plate.
4. the dry machine of vacuum spraying band according to claim 3, which is characterized in that the heat source is steam or hot water.
5. the dry machine of vacuum spraying band according to claim 1, which is characterized in that the both ends of the inner barrel are set respectively
Fixed plate, the pairs of wheel hub are mounted on by fixing piece in the fixed plate respectively.
6. the dry machine of vacuum spraying band according to claim 1, which is characterized in that close to the transmission end of conveyer belt position
Install material scraper.
7. the dry machine of vacuum spraying band according to claim 1, which is characterized in that second outlet valve is stored up with the finished product
Reducing mechanism is also set up between tank.
8. the dry machine of vacuum spraying band according to claim 1, which is characterized in that the dry machine of vacuum spraying band further includes
Temperature-sensing system and automatic control system.
9. the dry machine of vacuum spraying band according to claim 1, which is characterized in that the dry machine of vacuum spraying band further includes
System for automatically correcting and temperature adjustment heating system.
10. the dry machine of vacuum spraying band according to any one of claim 1-9, which is characterized in that the spray dryer
On open up and vacuumize outlet, the outlet that vacuumizes is connected by pipeline with the entrance of the condenser on the vacuum line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463388.4U CN207562368U (en) | 2017-11-06 | 2017-11-06 | The dry machine of vacuum spraying band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463388.4U CN207562368U (en) | 2017-11-06 | 2017-11-06 | The dry machine of vacuum spraying band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207562368U true CN207562368U (en) | 2018-07-03 |
Family
ID=62694021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721463388.4U Active CN207562368U (en) | 2017-11-06 | 2017-11-06 | The dry machine of vacuum spraying band |
Country Status (1)
| Country | Link |
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| CN (1) | CN207562368U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382039A (en) * | 2018-12-11 | 2019-02-26 | 盐城市大明化工机械有限公司 | Vacuum spraying fluidisation granulator |
| CN109966765A (en) * | 2019-05-06 | 2019-07-05 | 内蒙古恒光大药业股份有限公司 | A kind of vacuum belt drier |
-
2017
- 2017-11-06 CN CN201721463388.4U patent/CN207562368U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382039A (en) * | 2018-12-11 | 2019-02-26 | 盐城市大明化工机械有限公司 | Vacuum spraying fluidisation granulator |
| CN109966765A (en) * | 2019-05-06 | 2019-07-05 | 内蒙古恒光大药业股份有限公司 | A kind of vacuum belt drier |
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