CN205332751U - Continuity cylinder vacuum drying machine - Google Patents
Continuity cylinder vacuum drying machine Download PDFInfo
- Publication number
- CN205332751U CN205332751U CN201620044138.6U CN201620044138U CN205332751U CN 205332751 U CN205332751 U CN 205332751U CN 201620044138 U CN201620044138 U CN 201620044138U CN 205332751 U CN205332751 U CN 205332751U
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- vacuum
- drum
- storehouse
- rotary
- drying machine
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- 238000001291 vacuum drying Methods 0.000 title claims abstract description 47
- 238000001035 drying Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000002036 drum drying Methods 0.000 claims description 70
- 238000007599 discharging Methods 0.000 claims description 46
- 210000001513 Elbow Anatomy 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 238000005538 encapsulation Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 30
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 235000013339 cereals Nutrition 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000011068 load Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- -1 herbage Substances 0.000 description 1
- 239000010903 husk Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Abstract
The utility model relates to a continuity cylinder vacuum drying machine comprises circulating cylinder vacuum drying machine and high airtight discharge apparatus, high airtight discharge apparatus install circulating heat pipe cylinder vacuum drying machine advance the discharge gate on. Circulating cylinder vacuum drying machine is by the dry storehouse of vacuum pulley, support, vacuum unit, heating device, drive arrangement, air duct and heat pipe constitution. The dry storehouse of vacuum pulley is under the airtight discharge apparatus's of height effect, the material can not stopped in succession advances heat outlet pipe formula cylinder, pump drainage through the vacuum unit keeps the certain vacuum of heat pipe formula inside the drum, the heat -conducting medium of high temperature carries out heat conduction radiation through the storehouse body and the cooling tube of inner shell, the heat conduction heat transfer speed of heat energy has been improved, material drying efficiency has been strengthened, the dry mesh of quick material has been reached, the difficult caking of dry stoving in -process wet stock, dry material quality has been optimized, the for dry in -process does not have the damage, it is green dry energy -concerving and environment -protective.
Description
Technical field
The utility model relates to a kind of roller drier, specifically a kind of seriality rotary-drum vacuum drying machine。
Background technology
Drum-type drying is confidential currently on the market dries suitable in the bulky grain of industry, big gravitational materials such as sawdust, distiller grains slag, grain, rice husk, herbage, mineral powder, coal slime, coal dusts。The cylinder of cylindrical drier is the metal making of monolayer currently on the market, the outside heat exchange that hot blast used is all by cylinder forms hot blast, need by air-introduced machine negative pressure convulsion material drying to be taken out to be pressed onto in cylinder and carry out convection stoving, to reach drying materials effect。Existing dehydrator is generally adopted coal, bavin is thermal source, and thermal efficiency loss is big, and heat energy transmission cost is high, and it is disposable that hot blast uses, and heat energy availability is low, heat utilization less than 30%, the uneven drying of material, affect the drying quality of material。
A kind of circulating rotary-drum vacuum drying machine (number of patent application: 201520764789.8) of the patent of my application, it is by vacuum drum drying storehouse, support, vacuum pump set, heater, driving device, airway and heat pipe composition。Driving device is rack-mount；Vacuum drum drying storehouse is made up of shell and inner shell；Shell is fixed on support, and shell and support are connected to one；The two ends feed inlet and outlet of inner shell is rack-mount, and what the feed inlet and outlet of inner shell was installed above is seal lid and valve。Sealing has covered airway one end and has extended to inner housing inner, and one end is connected to vacuum pump set。Circulating rotary-drum vacuum drying machine is merely able to dry in batches, it is impossible to enough seriality vacuum drying materials, so needing further to improve。
Summary of the invention
Problem to be solved in the utility model is the deficiency overcoming prior art to exist, the architecture basics of the patent " circulating rotary-drum vacuum drying machine " of my application does further improvement, provide a kind of seriality rotary-drum vacuum drying machine, it can carry out successional vacuum drying material, heat energy carries out heat conduction and heat radiation by housing and the radiating tube of the inner shell in vacuum drum drying storehouse, heat energy can give the direct heat conduction heat exchange of material, improves the availability of heat energy。
In order to achieve the above object, this utility model is achieved through the following technical solutions: a kind of seriality rotary-drum vacuum drying machine is made up of circulating rotary-drum vacuum drying machine and the airtight device for discharging of height。
The airtight device for discharging of described height is arranged on the feed inlet and outlet of circulation type hot pipe rotary-drum vacuum drying machine。
The airtight device for discharging of described height (patent No.: 201520764790.0) is the patent of my application；High airtight device for discharging is by device for discharging, elbow, sealing device, hopper and conduit composition。
One end of described elbow is connected to device for discharging, and the other end of elbow is connected to conduit。
Described conduit and elbow are by sealing device fixed connection and sealing；Elbow and device for discharging are connected by flange is fixing。
One end of described device for discharging is connected to elbow, and the other end of device for discharging is connected to hopper。
Described circulating rotary-drum vacuum drying machine is by vacuum drum drying storehouse, support, vacuum pump set, heater, driving device, airway and heat pipe composition。
The face shaping in the vacuum drum drying storehouse of described circulating rotary-drum vacuum drying machine is cylindric。
1, the diameter in vacuum drum drying storehouse is 1000 3500mm。
2, the length in vacuum drum drying storehouse is 1200 25000mm。
Described vacuum drum drying storehouse is made up of shell and inner shell。
The shell in described vacuum drum drying storehouse is fixed on support；Shell and support are connected to one。
The feed inlet and outlet at the inner shell two ends in described vacuum drum drying storehouse is rack-mount。
On the feed inlet and outlet of inner shell one end, vacuum drum drying storehouse of described circulating rotary-drum vacuum drying machine, original installation is valve, now valve repacking is installed as high airtight device for discharging。
1, the conduit of high airtight device for discharging and the feed inlet and outlet of inner shell one end, vacuum drum drying storehouse are fixedly connected as an entirety。
On the feed inlet and outlet of inner shell one end, vacuum drum drying storehouse of described circulating rotary-drum vacuum drying machine, original installation is seal lid, now sealing lid repacking is installed as high airtight device for discharging。
1, the conduit of high airtight device for discharging and the feed inlet and outlet of inner shell one end, vacuum drum drying storehouse are fixedly connected as an entirety。
Described airway one end enters the inside in vacuum drum drying storehouse by the bend part position of high airtight device for discharging, and one end is connected to vacuum pump set。
1, the bend part of high airtight device for discharging and airway link position carry out encapsulation process, forbid gas leakage。
2, vacuum pump set plays the internal gas effect in extracting vacuum cylinder dry storehouse。
Described vacuum pump set is condenser and vacuum pump composition。
1, vacuum pump set is used for gas in the storehouse in extracting vacuum cylinder dry storehouse, and the internal vacuum air pressure making vacuum drum drying storehouse is 0.075Mpa to 0.099Mpa。
2, condenser plays steam produced by condensation dry materials, after the condensable gas of steam is condensed into water, the volume of condensable gas does not just reduce a lot, so can reduce the power of vacuum pump, the heat energy that condensation produces can also be used again, reaches the effect of UTILIZATION OF VESIDUAL HEAT IN, energy-saving and emission-reduction。
Described driving device is rack-mount。
1, the inner shell in vacuum drum drying storehouse is under the effect of driving device, it is possible to the work of rotation。
2, vacuum drum drying storehouse is in spin drying process, and inner shell is to rotate, and shell is fixed。
3, vacuum drum drying storehouse is in spin drying process, and the bonding position of inner shell and shell to carry out encapsulation process, it is ensured that air tight, do not reveal。
Described driving device is motor+change speed gear box, or air motor+change speed gear box, or hydraulic motor+change speed gear box。
Heat conduction import and catheter outlet is had above the shell in described vacuum drum drying storehouse。
1, the catheter outlet of shell is connected to the heat conduction import of heater by heat pipe。
2, the catheter outlet of thermal is connected to the heat conduction import of shell through heat pipe。
After described heat-conducting medium carries out heat exchange, heat radiation by the inner chamber between heat conduction import entrance shell and the interior storehouse of shell。
1, the heat-conducting medium after heat radiation is flowed out by the catheter outlet of shell, the transporting of heat pipe the heat conduction import entering heater enters heater。
2, by the catheter outlet by heater of the heat-conducting medium after heating devices heat, enter the heat conduction import of shell through the transporting of heat pipe and enter the inner chamber between shell and interior storehouse and after radiating tube carries out heat exchange, heat radiation。
3, heat-conducting medium be ceaselessly heated, heat exchange, be heated, heat exchange ...。
4, can adding a circulating pump on heat pipe, circulating pump can increase the flow velocity of heat-conducting medium, accelerates heat exchange heat load。
Described heat-conducting medium is water, or conduction oil, or steam, or gas。
Described heater is boiler, or burner, or heat pump device, or combustion furnace, or stalk combustion furance, or air stove。
This utility model has the advantages that compared with existing roller drier: a kind of seriality rotary-drum vacuum drying machine, vacuum drum drying storehouse is under the effect of high airtight device for discharging, material can round-the-clock turnover heat pipe-type cylinder, by the vacuum that the pump drainage of vacuum pump set maintenance heat pipe-type drums inside is certain, the heat exchange in vacuum drum drying storehouse is inner shell solid heat exchange, heat exchange area increases by 8 30 times, the heat-conducting medium of high temperature carries out heat conduction and heat radiation by warehouse and the radiating tube of inner shell, improve the heat conduction heat transfer rate of heat energy, strengthen dry materials efficiency, reach the drying purpose of Quick material, wet stock prevented from caking in dry drying course, optimize dry materials quality, drying materials process do not have breakage, green drying energy-conserving and environment-protective。
Accompanying drawing illustrates:
Fig. 1, structural representation for this utility model seriality rotary-drum vacuum drying machine；
Fig. 2, the structural representation of the airtight device for discharging of height for this utility model seriality rotary-drum vacuum drying machine；
Fig. 3, the structural representation of circulating rotary-drum vacuum drying machine for this utility model seriality rotary-drum vacuum drying machine。
Detailed description of the invention:
Below in conjunction with drawings and Examples, this utility model is described further。
Embodiment:
A kind of seriality rotary-drum vacuum drying machine as shown in Figure 1 is made up of circulating rotary-drum vacuum drying machine and the airtight device for discharging of height (9)。
The airtight device for discharging of described height (9) is arranged on the feed inlet and outlet (12) of circulation type hot pipe rotary-drum vacuum drying machine。
The airtight device for discharging of height (9) as shown in Figure 2 is by device for discharging (15), elbow (13), sealing device (19), hopper (10) and conduit (14) composition。
One end of described elbow (13) is connected to device for discharging (15), and the other end of elbow (13) is connected to conduit (14)。
Described conduit (14) and elbow (13) are by sealing device (19) fixed connection and sealing；Elbow (13) and device for discharging (15) are connected by flange is fixing。
One end of described device for discharging (15) is connected to elbow (13), and the other end of device for discharging (15) is connected to hopper (10)。
Circulating rotary-drum vacuum drying machine as shown in Figure 3 is by vacuum drum drying storehouse (1), support (2), vacuum pump set (5), heater (6), driving device (16), airway (4) and heat pipe (18) composition。
The face shaping in the vacuum drum drying storehouse (1) of described circulating rotary-drum vacuum drying machine is cylindric。
1, the diameter of vacuum drum drying storehouse (1) is 1800mm。
2, the length of vacuum drum drying storehouse (1) is 80000mm。
Described vacuum drum drying storehouse (1) is made up of shell and inner shell。
The shell in described vacuum drum drying storehouse (1) is fixed on support (2)；Shell and support (2) are connected to one。
The two ends feed inlet and outlet (12) of the inner shell in described vacuum drum drying storehouse (1) is arranged on support (2)。
The upper original installation of the feed inlet and outlet (12) of vacuum drum drying storehouse (1) inner shell one end of described circulating rotary-drum vacuum drying machine is valve (15), now valve (15) repacking is installed as high airtight device for discharging (9)。
1, the conduit (14) of high airtight device for discharging (9) and the feed inlet and outlet (12) of vacuum drum drying storehouse (1) inner shell one end are fixedly connected as an entirety。
The upper original installation of the feed inlet and outlet (12) of vacuum drum drying storehouse (1) inner shell one end of described circulating rotary-drum vacuum drying machine is to seal lid (3), sealing is covered (3) repacking now and is installed as high airtight device for discharging (9)。
1, the conduit (14) of high airtight device for discharging (9) and the feed inlet and outlet (12) of vacuum drum drying storehouse (1) inner shell one end are fixedly connected as an entirety。
Described airway (4) one end enters the inside in vacuum drum drying storehouse (1) by elbow (13) site location of high airtight device for discharging (9), and the other end of airway (4) is connected to vacuum pump set (5)。
1, elbow (13) position of high airtight device for discharging (9) and airway (4) link position are fixed encapsulation process, forbid gas leakage。
Described vacuum pump set (5) is condenser and vacuum pump composition。
Described driving device (16) is arranged on support (2)。
1, the inner shell of vacuum drum drying storehouse (1) can rotary work under the effect of driving device (16)。
2, vacuum drum drying storehouse (1) is in spin drying process, and inner shell is to rotate, and shell is fixed。
3, vacuum drum drying storehouse (1) is in spin drying process, and the bonding position of inner shell and shell to carry out encapsulation process, it is ensured that air tight, do not reveal。
Described driving device (16) is motor+change speed gear box。
Heat conduction import (8) and catheter outlet (7) is had above the shell in described vacuum drum drying storehouse (1)。
1, the catheter outlet (7) of shell is connected to the heat conduction import (8) of heater (6) by heat pipe (18)。
2, the catheter outlet (7) of heater (6) is connected to the heat conduction import (8) of shell through heat pipe (18)。
After described heat-conducting medium (17) carries out heat exchange, heat radiation by the inner chamber between heat conduction import (8) entrance shell and the interior storehouse of shell。
1, the heat-conducting medium (17) after heat radiation is flowed out by the catheter outlet (7) of shell, the transporting of heat pipe (18) the heat conduction import (8) entering heater (6) enters heater (6)。
2, the catheter outlet (7) by heater (6) of the heat-conducting medium (17) after being heated by heater (6), after the heat conduction import (8) of the transporting entrance shell of heat pipe (18) enters the inner chamber between shell and the interior storehouse in vacuum drum drying storehouse (1) and radiating tube carries out heat exchange, heat radiation。
3, heat-conducting medium (17) be ceaselessly heated, heat exchange, be heated, heat exchange ...。
4, can adding a circulating pump on heat pipe (18), circulating pump can increase the flow velocity of heat-conducting medium (17), accelerates heat exchange heat load。
Described heat-conducting medium (17) is water。
Described heater (6) is boiler。
The workflow of the drying material in vacuum of seriality rotary-drum vacuum drying machine:
1, the catheter outlet (7) by heater of the heat-conducting medium (17) after being heated by heater (6), heat-conducting medium (17) is after the heat conduction import (8) entering shell of heat pipe (18) enters the inner chamber between shell and the inner shell in vacuum drum drying storehouse (1) and radiating tube carries out heat exchange, heat radiation。
2, the heat energy of heat-conducting medium (17) carries out three-dimensional heat exchange heat radiation by inner chamber housing and the radiating tube of the inner shell of vacuum drum drying storehouse (1), and material is ceaselessly heated by heat energy heat conduction, and the moisture in material just can obtain sufficient heat energy and dry。
3, the heat-conducting medium (17) after heat radiation is flowed out by the catheter outlet (7) of vacuum drum drying storehouse (1) shell, the transporting of heat pipe (18) enter heater (6) by the heat conduction import (8) of heater (6)；Heat-conducting medium (17) is ceaselessly heated, heat exchange, be heated, heat exchange ... cycle operation。
4, driving device (16) drives the rotary motion of the inner shell in vacuum drum drying storehouse (1) to get up。
5, gas in vacuum pump set (5) extracting vacuum cylinder dry storehouse (1) storehouse is started。
6, in the wet stock inner shell storehouse by high airtight device for discharging (9) round-the-clock entrance vacuum drum drying storehouse (1)。
7, in the rotary course of vacuum drum drying storehouse (1), radiating tube, helical blade in vacuum drum drying storehouse (1) inner shell storehouse play stirring particles material, it is prevented that the caking of granule materials, and granule materials is dried does not have dead angle。
8, the wet granular dry materials in vacuum drum drying storehouse (1) storehouse is subject to thermogenetic dampness, the airway (4) on high airtight device for discharging (9) be connected to vacuum pump set (5)；Dampness in vacuum drum drying storehouse (1) storehouse is pumped out by vacuum pump set (5) by airway (4) outside the storehouse of vacuum drum drying storehouse (1)；During dry materials work, the preferred air pressure of vacuum in vacuum drum drying storehouse (1) storehouse is 0.096Mpa。
9, after drying materials, outside by the storehouse of the height airtight device for discharging (9) round-the-clock discharge vacuum drum drying storehouse (1) on the feed inlet and outlet (12) of vacuum drum drying storehouse (1)。
10, vacuum drum drying storehouse (1) is under the effect of high airtight device for discharging (9), material can round-the-clock turnover vacuum drum drying storehouse (1), by the vacuum that the pump drainage of vacuum pump set (5) maintenance vacuum drum drying storehouse (1) is internal certain, moisture carburation by evaporation boiling point is low, heat energy needed for dried material just reduces a lot, optimize the dry drying quality of material, be the green drying of energy-saving and emission-reduction。
Above example is only intended to help to understand manufacture method of the present utility model and core concept thereof; it is embodied as being not limited to above-mentioned specific embodiment; those skilled in the art is from above-mentioned design; without performing creative labour; done change, all falls within protection domain of the present utility model。
Claims (10)
1. a seriality rotary-drum vacuum drying machine, it is characterised in that: seriality rotary-drum vacuum drying machine is made up of circulating rotary-drum vacuum drying machine and the airtight device for discharging of height (9)；
The airtight device for discharging of described height (9) is arranged on the feed inlet and outlet (12) at vacuum drum drying storehouse (1) two ends of circulation type hot pipe rotary-drum vacuum drying machine；
The airtight device for discharging of described height (9) is by device for discharging (15), elbow (13), sealing device (19), hopper (10) and conduit (14) composition；
One end of described elbow (13) is connected to device for discharging (15), and the other end of elbow (13) is connected to conduit (14)；
Described conduit (14) and elbow (13) are by sealing device (19) fixed connection and sealing；Elbow (13) and device for discharging (15) are connected by flange is fixing；
One end of described device for discharging (15) is connected to elbow (13), and the other end of device for discharging (15) is connected to hopper (10)；
Described circulating rotary-drum vacuum drying machine is by vacuum drum drying storehouse (1), support (2), vacuum pump set (5), heater (6), driving device (16), airway (4) and heat pipe (18) composition；
Described vacuum drum drying storehouse (1) is made up of shell and inner shell；
The shell in described vacuum drum drying storehouse (1) is fixed on support (2), and shell and support (2) are connected to one；
The two ends feed inlet and outlet (12) of the inner shell in described vacuum drum drying storehouse (1) is arranged on support (2)；
Described airway (4) one end enters the inside in vacuum drum drying storehouse (1) by elbow (13) site location of high airtight device for discharging (9), and the other end of airway (4) is connected to vacuum pump set (5)；
Described driving device (16) is arranged on support (2)；The inner shell in vacuum drum drying storehouse (1) can rotary work under the effect of driving device (16)；
Heat conduction import (8) and catheter outlet (7) is had above the shell in described vacuum drum drying storehouse (1)；
The catheter outlet (7) of described vacuum drum drying storehouse (1) shell is connected to the heat conduction import (8) of heater (6) by heat pipe (18)；
The catheter outlet (7) of described heater (6) is connected to the heat conduction import (8) of shell through heat pipe (18)。
2. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: the face shaping of vacuum drum drying storehouse (1) is cylindric；The diameter in vacuum drum drying storehouse (1) is 1000 3500mm；The length in vacuum drum drying storehouse (1) is 1200 25000mm。
3. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: the conduit (14) of high airtight device for discharging (9) and the feed inlet and outlet (12) at vacuum drum drying storehouse (1) two ends are fixedly connected as an entirety。
4. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: elbow (13) position of high airtight device for discharging (9) and airway (4) link position are fixed encapsulation process。
5. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: the storehouse internal gas pressure of vacuum drum drying storehouse (1) inner shell is maintained at 0.075Mpa to 0.099Mpa。
6. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: driving device (16) is motor+change speed gear box, or air motor+speed change gear, or hydraulic motor+speed change gear。
7. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: heat-conducting medium (17) is water, or conduction oil, or steam, or gas。
8. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: heater (6) is boiler, or burner, or heat pump device, or combustion furnace, or stalk combustion furance, or air stove。
9. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: vacuum pump set (5) is made up of vacuum pump and condenser。
10. a kind of seriality rotary-drum vacuum drying machine according to claim 1, it is characterised in that: vacuum drum drying storehouse (1), in spin drying process, inner shell is to rotate, and shell is fixed；The bonding position of inner shell and shell to carry out encapsulation process。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620044138.6U CN205332751U (en) | 2016-01-02 | 2016-01-02 | Continuity cylinder vacuum drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620044138.6U CN205332751U (en) | 2016-01-02 | 2016-01-02 | Continuity cylinder vacuum drying machine |
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| Publication Number | Publication Date |
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| CN205332751U true CN205332751U (en) | 2016-06-22 |
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| CN201620044138.6U Expired - Fee Related CN205332751U (en) | 2016-01-02 | 2016-01-02 | Continuity cylinder vacuum drying machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643088A (en) * | 2016-10-09 | 2017-05-10 | 芜湖瑞德机械科技有限公司 | General drying device suitable for building profile raw materials and operation method thereof |
-
2016
- 2016-01-02 CN CN201620044138.6U patent/CN205332751U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106643088A (en) * | 2016-10-09 | 2017-05-10 | 芜湖瑞德机械科技有限公司 | General drying device suitable for building profile raw materials and operation method thereof |
| CN106643088B (en) * | 2016-10-09 | 2019-04-19 | 芜湖瑞德机械科技有限公司 | General-purpose type drying device and its operating method suitable for architectural shape raw material |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20210102 |