CN213335191U - Vacuum drying machine - Google Patents
Vacuum drying machine Download PDFInfo
- Publication number
- CN213335191U CN213335191U CN202022406212.3U CN202022406212U CN213335191U CN 213335191 U CN213335191 U CN 213335191U CN 202022406212 U CN202022406212 U CN 202022406212U CN 213335191 U CN213335191 U CN 213335191U
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- Prior art keywords
- box body
- heat preservation
- air outlet
- outlet pipe
- drying
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001291 vacuum drying Methods 0.000 title claims description 8
- 238000001035 drying Methods 0.000 claims abstract description 90
- 238000004321 preservation Methods 0.000 claims abstract description 42
- 229920002635 polyurethane Polymers 0.000 claims abstract description 23
- 239000004814 polyurethane Substances 0.000 claims abstract description 23
- 239000004793 Polystyrene Substances 0.000 claims abstract description 12
- 229920002223 polystyrene Polymers 0.000 claims abstract description 12
- 238000000605 extraction Methods 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 36
- 239000000945 filler Substances 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 10
- 239000002699 waste material Substances 0.000 description 5
- 238000007664 blowing Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Abstract
The utility model relates to a vacuum dryer, which comprises a drying box body, a drying device, a storage rack and a heat preservation component, wherein the heat preservation component comprises a heat preservation box body, a plurality of polyurethane boards and polystyrene boards which are arranged on the inner wall of the bottom of the heat preservation box body and are evenly spaced, the drying box body is arranged at the top of the polyurethane boards and the polystyrene boards, a heat preservation cavity is formed between the drying box body and the heat preservation box body, the drying device comprises a hot air blower and a three-way joint which is connected with a first air outlet pipe, a second air outlet pipe and a third air outlet pipe, the second air outlet pipe and the third air outlet pipe are respectively communicated with the middle part of the drying box body and the side wall of the top part, the top part of the heat preservation box body is provided with a vacuum air extractor which is communicated with the inside of the drying box body through an air extraction pipe, the heat preservation cavity, the heat in the drying box body is reduced through the heat preservation, the rotating device drives the rack to rotate, so that the articles are heated uniformly.
Description
Technical Field
The utility model relates to a drying equipment technical field especially relates to a vacuum drying machine.
Background
The vacuum drier dries the articles in the container after the air in the packaging container is pumped out to reach a preset vacuum degree, the vacuum drier is specially designed for drying heat-sensitive, easily decomposed and easily oxidized substances, inert gas can be filled into the vacuum drier, particularly, articles with complex components can be quickly dried, the existing vacuum drier generally comprises a heat insulation box body, an article placing frame arranged in the heat insulation box body and a drying device used for drying the articles placed on the article placing frame, because the existing drying box body is generally designed in a single layer, the bottom of the drying box body is directly contacted with the ground, the side edge is directly contacted with the external air, the heat in the drying box body can be transferred to the ground through the bottom of the drying box body, the heat is diffused to the atmosphere through the side wall, the drying efficiency is reduced, and the phenomenon of resource waste is caused, when drying device dries article, there is the inhomogeneous problem of article being heated to lead to drying inhomogeneous, and in drying process, steam condenses easily at the top of vacuum drying machine moreover, and the liquid drop that forms often can drip to the material in, influences drying effect, leads to drying efficiency to reduce, and from this the improvement that needs to be made.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a have heat preservation function, drying efficiency height and enable article and be heated even vacuum drying machine.
The technical scheme of the utility model is realized like this: the utility model provides a vacuum drying machine, includes stoving box, drying device and supporter, the stoving box outside is provided with and is used for carrying out heat retaining heat preservation subassembly, its characterized in that to the stoving box: the heat insulation assembly comprises a heat insulation box body and a plurality of polyurethane plates which are arranged on the inner wall of the bottom of the heat insulation box body at equal intervals, wherein mounting grooves are formed in the bottom surfaces of the polyurethane plates, phenolic foam filler is filled in the mounting grooves, the polystyrene plates are arranged between the adjacent polyurethane plates, the drying box body is arranged at the tops of the polyurethane plates and the polystyrene plates, a heat insulation cavity is formed between the outer wall of the drying box body and the inner wall of the heat insulation box body, the drying device comprises a hot air blower arranged on the outer wall of the top of the heat insulation box body, a first air outlet pipe communicated with an air outlet of the hot air blower and a three-way joint communicated with one end of the first air outlet pipe, which is far away from the hot air blower, the other two ends of the three-way joint, which are far away from the first air outlet pipe, are respectively communicated with a second air outlet pipe and a third, the drying box is characterized in that one end, far away from the three-way joint, of the third air outlet pipe penetrates through the side wall of the heat insulation box body and then is communicated with the middle of the side wall of the drying box body, a vacuum air pump is fixedly mounted on the outer wall of the top of the heat insulation box body, an air inlet of the vacuum air pump is communicated with an air exhaust pipe, one end, far away from the vacuum air pump, of the air exhaust pipe penetrates through the side wall of the heat insulation box body and then is communicated with the top of the side wall of the drying.
By adopting the technical scheme, in daily use, articles to be dried are placed on the storage rack, the air heater is started, hot air enters the three-way joint through the first air outlet pipe, enters the second air outlet pipe and the third air outlet pipe from the other two ends of the three-way joint, and is sent into the drying box body through the second air outlet pipe and the third air outlet pipe, so that the hot air is simultaneously blown into the middle part and the top part of the inner cavity of the drying box body, the articles placed on the storage rack are dried, the articles are uniformly heated, the drying efficiency of the articles is improved, the heat conductivity coefficients of the polyurethane board and the polystyrene board are low, the heat insulation effect is good, the drying box body is arranged in the heat insulation box body and is arranged at the top parts of the polyurethane board and the polystyrene board, the phenomenon that the drying efficiency is reduced and the thermal resources are wasted due to the fact that the heat in the drying box body is transmitted to the, the phenolic foam filler arranged in the mounting groove at the bottom of the polyurethane board can further improve the heat insulation effect of the polyurethane board, further reduce the dissipation speed of heat in the drying box body, the heat preservation cavity formed between the outer wall of the drying box body and the inner wall of the heat preservation box body and the heat preservation box body can isolate the drying box body from the outside air, avoid the phenomenon that the drying efficiency is reduced and the heat resource is wasted because the heat in the drying box body is dissipated to the atmosphere through the side wall of the drying box body, moisture generated during the drying of objects is exhausted from the drying box body through the exhaust pipe under the action of the vacuum air extractor, and in such a way, the drying box body is kept dry, the drying efficiency of the objects is improved, when the objects placed on the object placing rack are dried through hot air, the object placing rack is driven to rotate under the action of the rotating device, make hot-blast article of can blowing all around on the surface, make article surface thermally equivalent all around, avoid because of hot-blast article can only blow on the surface, lead to article drying rate on surface all around uneven, and lead to the phenomenon that drying efficiency is low to take place, compare with prior art, the utility model provides the high work efficiency of equipment has reduced the waste of resource.
The utility model discloses further set up to: rotating device installs at the bearing table at stoving bottom half inner wall center, fixed mounting at the dwang of bearing table top surface center and vertical setting including rotating, fixed mounting has driving motor on the stoving bottom half inner wall, driving motor's output is connected with the drive shaft, the one end that driving motor was kept away from to the drive shaft is installed the driving gear, the lateral wall top fixed mounting of bearing table has the driven gear with driving gear looks adaptation, driving gear and driven gear intermeshing, the one end fixed connection of bearing table is kept away from with the dwang in the bottom surface center of supporter.
Through adopting above-mentioned technical scheme, in daily use, start driving motor, make drive shaft and driving gear begin to rotate, drive the supporting bench through the driven gear with driving gear intermeshing and rotate, make the dwang that sets up on the supporting bench top surface and install the supporter on the dwang and begin to rotate, through such mode, make the article of placing on the supporter can constantly shift the position, make article be heated evenly, improve the drying efficiency of article.
The utility model discloses further set up to: install ball bearing on the dwang lateral wall, ball bearing sets up fixed mounting has a plurality of dead levers that equidistance interval set up each other on supporter below and lateral wall, ball bearing's one end and the internal lateral wall fixed connection of stoving case are kept away from to the dead lever.
Through adopting above-mentioned technical scheme, in daily use, through being equipped with ball bearing in dwang outside cover, pass through dead lever fixed mounting with ball bearing in the drying box again, make the dwang obtain extra support when rotating, improve the stability when the dwang rotates, avoid taking place to rock and lead to placing the phenomenon emergence of the article landing from the supporter on the supporter when rotating because of the dwang.
The utility model discloses further set up to: the heat preservation box is characterized in that an air outlet pipe communicated with the heat preservation cavity is arranged on the outer side wall of the heat preservation box body, one end, far away from the heat preservation box body, of the air outlet pipe is communicated with the middle of the air exhaust pipe, and a valve is arranged in the middle of the air outlet pipe.
Through adopting above-mentioned technical scheme, in daily use, open the valve, under the effect of vacuum air extractor, the gas that will keep warm the intracavity passes through the outlet duct and discharges from the heat preservation intracavity, makes the intracavity that keeps warm and forms the state that is close to the vacuum, reduces the heat transfer medium of the intracavity that keeps warm, through such mode, has further improved the heat preservation effect of heat preservation chamber to the drying box, has improved the drying efficiency of article.
The utility model discloses further set up to: and a wear-resistant pad is arranged on the bottom surface of the supporting table.
Through adopting above-mentioned technical scheme, in daily use, the wear pad of setting on the supporting platform bottom surface can make the coefficient of friction between supporting platform bottom surface and the stoving bottom of the case portion inner wall reduce, reduces the loss that causes because of the friction to reach the purpose that improves supporting platform and stoving box life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
The labels in the figures are:
1-drying box body, 2-shelf, 3-heat preservation box body, 4-polyurethane board, 5-mounting groove, 6-phenolic foam filler, 7-polyphenyl board, 8-heat preservation cavity, 9-hot air blower, 10-first air outlet pipe, 11-three-way joint, 12-second air outlet pipe, 13-third air outlet pipe, 14-vacuum air extractor, 15-air extraction pipe, 16-supporting table, 17-rotating rod, 18-driving motor, 19-driving shaft, 20-driving gear, 21-driven gear, 22-ball bearing, 23-fixing rod, 24-air outlet pipe, 25-valve and 26-wear pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses a vacuum drying machine, including stoving box 1, drying device and supporter 2, the 1 outside of stoving box is provided with and is used for carrying out heat retaining heat preservation subassembly to stoving box 1 the utility model discloses in the embodiment: the heat insulation component comprises a heat insulation box body 3 and a plurality of polyurethane plates 4 which are arranged on the inner wall of the bottom of the heat insulation box body 3 at equal intervals, wherein the bottom surfaces of the polyurethane plates 4 are provided with mounting grooves 5, phenolic foam fillers 6 are filled in the mounting grooves 5, polystyrene boards 7 are arranged between the adjacent polyurethane plates 4, the drying box body 1 is arranged at the tops of the polyurethane plates 4 and the polystyrene boards 7, a heat insulation cavity 8 is formed between the outer wall of the drying box body 1 and the inner wall of the heat insulation box body 3, the drying device comprises a hot air blower 9 arranged on the outer wall of the top of the heat insulation box body 3, a first air outlet pipe 10 communicated with an air outlet of the hot air blower 9, and a three-way joint 11 communicated with one end of the first air outlet pipe 10 far away from the hot air blower 9, the other two ends of the three-way joint 11 far away from the first air, the one end that three way connection 11 was kept away from to second play tuber pipe 12 passes behind 3 lateral walls of insulation box and communicates with 1 lateral wall top of stoving box, the one end that three way connection 11 was kept away from to third play tuber pipe 13 passes behind 3 lateral walls of insulation box and communicates with 1 lateral wall middle part of stoving box, fixed mounting has vacuum air extractor 14 on the outer wall of 3 tops of insulation box, vacuum air extractor 14's air inlet intercommunication has exhaust tube 15, the one end that vacuum air extractor 14 was kept away from to exhaust tube 15 passes behind 3 lateral walls of insulation box and communicates with 1 lateral wall top of stoving box, be provided with in the stoving box 1 and be used for making 2 pivoted rotating device of supporter.
By adopting the technical scheme, in daily use, articles to be dried are placed on the shelf 2, the hot air blower 9 is started, hot air enters the tee joint 11 through the first air outlet pipe 10, enters the second air outlet pipe 12 and the third air outlet pipe 13 from the other two ends of the tee joint 11, and is sent into the drying box 1 through the second air outlet pipe 12 and the third air outlet pipe 13, so that the hot air is blown into the middle part and the top part of the inner cavity of the drying box 1 simultaneously to dry the articles placed on the shelf 2, so that the articles are uniformly heated, the drying efficiency of the articles is improved, the heat conductivity coefficients of the polyurethane plate 4 and the polystyrene board 7 are low, the heat insulation effect is good, the drying box 1 is arranged in the heat insulation box 3 and is arranged at the top parts of the polyurethane plate 4 and the polystyrene board 7, and the heat in the drying box 1 can be prevented from being transferred to the ground through the bottom part of the drying box, the phenomenon of reduced drying efficiency and waste of thermal resources occurs, the phenolic foam filler 6 arranged in the mounting groove 5 at the bottom of the polyurethane plate 4 can further improve the heat insulation effect of the polyurethane plate 4, so that the dissipation speed of heat in the drying box body 1 is further reduced, the heat insulation cavity 8 formed between the outer wall of the drying box body 1 and the inner wall of the heat insulation box body 3 and the heat insulation box body 3 can isolate the drying box body 1 from the outside air, thereby avoiding the phenomenon of reduced drying efficiency and waste of thermal resources due to the fact that the heat in the drying box body 1 is dissipated to the atmosphere through the side wall thereof, and the moisture generated during the drying of articles is discharged from the drying box body 1 through the exhaust pipe 15 under the action of the vacuum air pump 14, so that the drying box body 1 is kept dry, the drying efficiency of the articles is improved, when the articles placed on the article placing shelf 2 are dried through hot air, under rotating device's effect, drive supporter 2 drives the article of placing above that and rotates, makes hot-blast article of can blowing around on the surface, makes article surface thermally equivalent all around, avoids only can blowing article one because of hot-blast on the surface, leads to article drying rate on surface all around uneven, and the phenomenon that leads to drying efficiency to hang down takes place, compares with prior art, the utility model provides the high work efficiency of equipment has reduced the waste of resource.
In the embodiment of the present invention: rotating device installs 16, the dwang 17 at 16 top surface centers of bearing table and vertical setting at the inner wall center in stoving box 1 bottom including rotating, fixed mounting has driving motor 18 on the inner wall of stoving box 1 bottom, driving motor 18's output is connected with drive shaft 19, driving motor 18's one end is kept away from to drive shaft 19 is installed driving gear 20, bearing table 16's lateral wall top fixed mounting has driven gear 21 with driving gear 20 looks adaptation, driving gear 20 and driven gear 21 intermeshing, bearing table 16's one end fixed connection is kept away from with dwang 17 at the bottom surface center of supporter 2.
Through adopting above-mentioned technical scheme, in daily use, start driving motor 18, make drive shaft 19 and driving gear 20 begin to rotate, drive supporting station 16 through driven gear 21 with driving gear 20 intermeshing and rotate, make the dwang 17 that sets up on supporting station 16 top surface and install supporter 2 on dwang 17 begin to rotate, through such mode, make the article of placing on supporter 2 constantly the shift position, make article be heated evenly, improve the drying efficiency of article.
In the embodiment of the present invention: install ball bearing 22 on the dwang 17 lateral wall, ball bearing 22 sets up fixed mounting has a plurality of dead levers 23 that equidistance interval set up each other on supporter 2 below and lateral wall, ball bearing 22's one end and the 1 inside wall fixed connection of stoving box are kept away from to dead lever 23.
Through adopting above-mentioned technical scheme, in daily use, through being equipped with ball bearing 22 in dwang 17 outside cover, pass through dead lever 23 fixed mounting with ball bearing 22 again in stoving box 1, make dwang 17 obtain extra support when rotating, improve the stability when dwang 17 rotates, avoid taking place to rock and lead to placing the phenomenon emergence of the article landing from supporter 2 on supporter 2 when dwang 17 rotates.
In the embodiment of the present invention: an air outlet pipe 24 communicated with the heat preservation cavity 8 is arranged on the outer side wall of the heat preservation box body 3, one end, far away from the heat preservation box body 3, of the air outlet pipe 24 is communicated with the middle of the air exhaust pipe 15, and a valve 25 is installed in the middle of the air outlet pipe 24.
Through adopting above-mentioned technical scheme, in daily use, open valve 25, under the effect of vacuum air pump 14, discharge the gas in heat preservation chamber 8 from heat preservation chamber 8 through outlet duct 24, make the interior state that forms of heat preservation chamber 8 and be close to the vacuum, reduce the heat transfer's in the heat preservation chamber 8 medium, through such mode, further improved the heat preservation effect of heat preservation chamber 8 to drying box 1, improved the drying efficiency of article.
In the embodiment of the present invention: a wear pad 26 is mounted on the bottom surface of the support table 16.
By adopting the technical scheme, in daily use, the wear-resistant pad 26 arranged on the bottom surface of the supporting table 16 can reduce the friction coefficient between the bottom surface of the supporting table 16 and the inner wall of the bottom of the drying box body 1, reduce the loss caused by friction, and further achieve the purpose of prolonging the service life of the supporting table 16 and the drying box body 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a vacuum drying machine, includes stoving box (1), drying device and supporter (2), stoving box (1) outside is provided with and is used for carrying out heat retaining heat preservation subassembly, its characterized in that to stoving box (1): the heat insulation component comprises a heat insulation box body (3) and a plurality of polyurethane plates (4) which are arranged on the inner wall of the bottom of the heat insulation box body (3) at equal intervals, wherein mounting grooves (5) are formed in the bottom surfaces of the polyurethane plates (4), phenolic foam fillers (6) are filled in the mounting grooves (5), a polystyrene plate (7) is arranged between every two adjacent polyurethane plates (4), the drying box body (1) is mounted at the tops of the polyurethane plates (4) and the polystyrene plate (7), a heat insulation cavity (8) is formed between the outer wall of the drying box body (1) and the inner wall of the heat insulation box body (3), the drying device comprises a hot air blower (9) arranged on the outer wall of the top of the heat insulation box body (3), a first air outlet pipe (10) communicated with an air outlet of the hot air blower (9), and a three-way joint (11) communicated with one end, far away from the, the other two ends of the three-way joint (11) far away from the first air outlet pipe (10) are respectively communicated with a second air outlet pipe (12) and a third air outlet pipe (13), one end of the second air outlet pipe (12) far away from the three-way joint (11) penetrates through the side wall of the heat preservation box body (3) and then is communicated with the top of the side wall of the drying box body (1), one end of the third air outlet pipe (13) far away from the three-way joint (11) penetrates through the side wall of the heat preservation box body (3) and then is communicated with the middle part of the side wall of the drying box body (1), a vacuum air pump (14) is fixedly arranged on the outer wall of the top of the heat preservation box body (3), an air inlet of the vacuum air extractor (14) is communicated with an air extraction pipe (15), one end of the air extraction pipe (15) far away from the vacuum air extractor (14) penetrates through the side wall of the heat preservation box body (3) and then is communicated with the top of the side wall of the drying box body (1), a rotating device used for enabling the article shelf (2) to rotate is arranged in the drying box body (1).
2. A vacuum dryer according to claim 1, wherein: rotating device installs bearing table (16), fixed mounting at drying box (1) bottom inner wall center at bearing table (16) top surface center and the dwang (17) of vertical setting including rotating, fixed mounting has driving motor (18) on drying box (1) bottom inner wall, the output of driving motor (18) is connected with drive shaft (19), driving gear (20) are installed to the one end that driving motor (18) were kept away from in drive shaft (19), the lateral wall top fixed mounting of bearing table (16) has driven gear (21) with driving gear (20) looks adaptation, driving gear (20) and driven gear (21) intermeshing, the one end fixed connection of bearing table (16) is kept away from with dwang (17) in the bottom surface center of supporter (2).
3. A vacuum dryer according to claim 2, wherein: install ball bearing (22) on dwang (17) lateral wall, ball bearing (22) set up on supporter (2) below and lateral wall fixed mounting have a plurality of dead levers (23) that equidistance interval set up each other, the one end and the stoving box (1) inside wall fixed connection of ball bearing (22) are kept away from in dead lever (23).
4. A vacuum dryer according to claim 2, wherein: the heat preservation box is characterized in that an air outlet pipe (24) communicated with the heat preservation cavity (8) is arranged on the outer side wall of the heat preservation box body (3), one end, far away from the heat preservation box body (3), of the air outlet pipe (24) is communicated with the middle of the air exhaust pipe (15), and a valve (25) is arranged in the middle of the air outlet pipe (24).
5. A vacuum dryer according to claim 3, wherein: and a wear-resistant pad (26) is arranged on the bottom surface of the supporting table (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022406212.3U CN213335191U (en) | 2020-10-26 | 2020-10-26 | Vacuum drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022406212.3U CN213335191U (en) | 2020-10-26 | 2020-10-26 | Vacuum drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213335191U true CN213335191U (en) | 2021-06-01 |
Family
ID=76074652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022406212.3U Active CN213335191U (en) | 2020-10-26 | 2020-10-26 | Vacuum drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213335191U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325788A (en) * | 2022-08-19 | 2022-11-11 | 合肥工业大学 | Drying device with double-chamber structure |
| CN116447836A (en) * | 2023-06-08 | 2023-07-18 | 福建德化杰沐工艺品有限公司 | Ceramic forming dryer |
-
2020
- 2020-10-26 CN CN202022406212.3U patent/CN213335191U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325788A (en) * | 2022-08-19 | 2022-11-11 | 合肥工业大学 | Drying device with double-chamber structure |
| CN115325788B (en) * | 2022-08-19 | 2023-09-19 | 合肥工业大学 | Drying device with double-chamber structure |
| CN116447836A (en) * | 2023-06-08 | 2023-07-18 | 福建德化杰沐工艺品有限公司 | Ceramic forming dryer |
| CN116447836B (en) * | 2023-06-08 | 2023-10-03 | 福建德化杰沐工艺品有限公司 | Ceramic forming dryer |
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Denomination of utility model: A vacuum dryer Granted publication date: 20210601 Pledgee: Agricultural Bank of China Limited Longyou County sub branch Pledgor: ZHEJIANG TIANRUI CHEMICAL Co.,Ltd. Registration number: Y2024980004226 |