CN210051064U - Single-cone vacuum dryer - Google Patents
Single-cone vacuum dryer Download PDFInfo
- Publication number
- CN210051064U CN210051064U CN201921778729.6U CN201921778729U CN210051064U CN 210051064 U CN210051064 U CN 210051064U CN 201921778729 U CN201921778729 U CN 201921778729U CN 210051064 U CN210051064 U CN 210051064U
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- stirring shaft
- gas
- main stirring
- vacuum dryer
- cone vacuum
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- 238000003756 stirring Methods 0.000 claims abstract description 42
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000000428 dust Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 55
- 238000004321 preservation Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 50
- 238000002156 mixing Methods 0.000 description 22
- 238000001035 drying Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 238000001291 vacuum drying Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a single-cone vacuum drier, belonging to the technical field of mechanical equipment, comprising a body, wherein the periphery of the body is provided with a jacket and a heat preservation layer in sequence; the main stirring shaft is arranged in the body and is rotationally connected with the speed reducer; the main stirring shaft is fixedly connected with the helical ribbon through a supporting rod, the helical ribbon is spirally wound around the periphery of the main stirring shaft, a gas interface is communicated with an air charging pipeline through a pipeline, the air charging pipeline is fixedly arranged on the inner wall of the body and is longitudinally and spirally arranged around the inner wall of the body, and the air charging pipeline is provided with an air hole; the upper end in the body is also provided with a high-pressure spray head. The utility model can ensure the materials to be fully mixed and dried and the materials to be collected through the discharge hole, thereby reducing the residue of the materials in the drier; the utility model discloses can also make the desiccator carry out abundant cleanness after the use, guarantee that each batch of material is not influenced within a definite time, improve the life of desiccator simultaneously.
Description
Technical Field
The utility model relates to a dry heat is equipped with, especially a vacuum drying machine belongs to mechanical equipment technical field.
Background
The single-cone vacuum dryer is suitable for the industries of medicine, chemical engineering, food, metallurgical building materials and the like, is used for mixing and drying various materials in powder, crystal and particle shapes, and is also suitable for concentrating solution and sterilizing and disinfecting the materials. When the single-cone vacuum dryer dries the material, the dried material is placed in a vacuum state and is indirectly heated by a jacket heating medium of a drying container (body) so as to achieve the aim of drying the material; the spiral belt rotates slowly in the drying process, the dried material is continuously turned over to renew the drying surface, the evaporation of the liquid contained in the dried material is accelerated, the dried material is continuously sucked out of the container through the vacuum pump, and if the liquid is discharged and needs to be recovered, a recovery device can be added for recovery; the spiral belt rotates to be provided with forward rotation and reverse rotation, so that the whole heat transfer area in the container is fully utilized, and the drying efficiency is improved.
However, some materials are easy to adhere to the inner wall of the dryer body, the spiral belt and the stirring main shaft during the material mixing process of the existing single-cone vacuum dryer, so that the mixing is not uniform, the materials cannot be completely discharged from the dryer after the mixing is finished, and the material yield is low; and the materials can not be completely discharged out of the dryer, so that the mixing of the next batch of materials is influenced, and the service life of the dryer can be reduced. The existing single-cone vacuum dryer also has material adhesion in the process of drying materials, thereby reducing the drying degree of the materials, reducing the yield of the materials and prolonging the service life of the dryer.
Disclosure of Invention
The utility model discloses the technical problem that needs to solve provides a single awl vacuum drying machine, improves the homogeneity of mixing of material, reduces remaining, the life of extension desiccator of material in the desiccator.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a single-cone vacuum dryer comprises a hollow body, wherein the body comprises a conical lower part and an upper cover which is hermetically covered with an upper port of the conical lower part; the periphery of the body is provided with a jacket for a heating medium to pass through, and the periphery of the jacket is provided with a heat-insulating layer; a main stirring shaft is longitudinally arranged in the main body, one end of the main stirring shaft penetrates through the upper cover and is rotationally connected with a speed reducer arranged on the upper cover, the speed reducer is electrically connected with a motor, and a rotary joint is arranged at one end of the main stirring shaft, which extends out of the speed reducer; the main stirring shaft in the body is fixedly connected with the spiral belt through a support rod, and the spiral belt is spirally wound around the periphery of the main stirring shaft; the lower end of the body is fixedly connected with a butterfly valve, the side surface of the lower end of the conical lower part of the body is also provided with a gas interface and a second heat medium inlet communicated with the jacket, the side surface of the upper end of the body is also provided with a heat medium outlet and a heat medium outlet communicated with the jacket, the upper end surface of the upper cover is also provided with a manhole and a dust remover communicated with the inside of the body, one end of the dust remover far away from the body is a vacuum pumping port, the gas interface is communicated with an air flushing pipeline through a pipeline, the air flushing pipeline is fixedly arranged on the inner wall of the body and is longitudinally and spirally arranged around the inner wall of; the upper end in the body is also provided with a high-pressure spray head which can be filled with high-pressure gas or high-pressure liquid.
The utility model discloses technical scheme's further improvement lies in: the butterfly valve is a pneumatic butterfly valve.
The utility model discloses technical scheme's further improvement lies in: the heat-insulating layer is a foam heat-insulating layer.
The utility model discloses technical scheme's further improvement lies in: the number of the air charging pipelines is 1.
The utility model discloses technical scheme's further improvement lies in: the opening direction of the air hole is vertical and/or parallel to the inner wall of the body.
The utility model discloses technical scheme's further improvement lies in: the side of the body is also provided with a bracket.
The utility model discloses technical scheme's further improvement lies in: the main stirring shaft is formed by detachably connecting 2-3 sections of auxiliary stirring shafts, and each section of auxiliary stirring shaft is fixedly connected with a spiral belt longitudinally arranged around the auxiliary stirring shaft through a supporting rod.
The utility model discloses technical scheme's further improvement lies in: and a blade is fixedly arranged on the outer edge of the spiral band.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the single-cone vacuum dryer of the utility model can improve the mixing degree of the materials, can ensure that the materials are heated uniformly and the dehydration degree of each part is consistent, and ensures that the materials are fully mixed and dried; the mixed or dried materials can be almost completely collected through the discharge hole, so that the residue of the materials in the dryer is reduced, and the yield of the materials is improved; the utility model discloses can also make the desiccator carry out abundant cleanness after the use, guarantee that each batch of material is not influenced within a definite time, improve the life of desiccator simultaneously.
The utility model discloses the inside gas pipeline that fills that sets up of body, be equipped with the gas pocket on the gas pipeline, the trompil direction design of the vertical spiral design of gas pipeline and gas pocket of filling for can fill into the body through the gas pocket on the gas pipeline with nitrogen gas or oxygen or air etc. through gas joint inside, can realize gaseous abundant filling, can improve mixed effect again, can also prevent the adhesion of material on body inner wall and (mixing) shaft and spiral shell area, can improve the yield of material, can also guarantee that the material between each lot is not influenced.
The utility model discloses the inside upper end of body is equipped with high pressure nozzle, and high pressure nozzle can spout into high-pressure gas or high-pressure liquid for improve mixed effect, also can effectively implement the washing to the body is inside, prevents the interact of each batch material, can also prolong the life of desiccator.
When the main stirring shaft of the utility model is formed by detachably connecting a plurality of sections of auxiliary stirring shafts, the maintenance or the replacement of the main stirring shaft is convenient, the whole stirring shaft must be replaced when the problem of one part of the stirring shaft or the screw belt is avoided, and the production and maintenance cost is reduced; set up the blade on the spiral shell area outer fringe, still can cut the material at the (mixing) shaft rotation process, prevent the bonding of material to guarantee the homogeneity of mixing and dry homogeneity of being heated, can also guarantee that the finished product is the powder state.
Drawings
FIG. 1 is a schematic structural view of a single-cone vacuum dryer of the present invention;
FIG. 2 is a schematic view of the internal structure of the single-cone vacuum dryer of the present invention;
FIG. 3 is a schematic view of the internal structure of the single-cone vacuum dryer of the present invention;
the device comprises a body 1, an upper cover 2, a jacket 3, a heat insulation layer 4, a support 5, a motor 6, a speed reducer 7, a rotary joint 8, a manhole 9, a main stirring shaft 10, a support rod 11, a spiral ribbon 12, a heat medium inlet I13, a heat medium outlet 14, a heat medium inlet II 15, a gas interface 16, a butterfly valve 17, a vacuum pumping port 18, a dust remover 19, a high-pressure nozzle 20, a gas charging pipeline 21 and a gas hole 22.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
a single-cone vacuum drier, as shown in fig. 1 and fig. 2, comprises a hollow body 1, the body 1 comprises a conical lower part and an upper cover 2 hermetically covered with an upper port of the conical lower part; the periphery of the body 1 is provided with a jacket 3 for a heating medium to pass through, the periphery of the jacket 3 is provided with a heat preservation layer 4, and the heat preservation layer 4 can be any material which can play a role in heat preservation and heat insulation, such as a foam heat preservation layer; a main stirring shaft 10 is longitudinally arranged in the body 1, one end of the main stirring shaft 10 penetrates through the upper cover 2 and is rotationally connected with a speed reducer 7 arranged on the upper cover 2, the speed reducer is electrically connected with a motor 6, and a rotary joint 8 is arranged at one end of the main stirring shaft 10, which extends out of the speed reducer 7; a main stirring shaft 10 inside the body 1 is fixedly connected with a spiral belt 12 through a support rod 11, and the spiral belt 12 is spirally wound around the periphery of the main stirring shaft 10; the lower end of the body 1 is fixedly connected with a butterfly valve 17, and the butterfly valve 17 is preferably a pneumatic butterfly valve; the side surface of the lower end of the conical lower part of the body 1 is also provided with a gas interface 16 (the gas interface 16 can be communicated with an external gas source to lead gas into the body 1) and a second heating medium inlet 15 communicated with the jacket 3, the side surface of the upper end of the body 1 is also provided with a first heating medium inlet 13 and a second heating medium outlet 14 communicated with the jacket 3 (the heating medium is added into the jacket 3 from the second heating medium inlet 15 to heat the body 1, when enough heating medium is in the jacket 3, a valve arranged on the first heating medium outlet 14 can be opened to lead the heating medium to enter the upper cover 2 through the first heating medium inlet 13 to heat the upper cover 2, and when the heating medium is not in work, the heating medium in the upper cover 2 can be discharged from the first heating medium inlet 13 through the second heating medium outlet 14 and then through the second heating medium inlet 15), the upper end surface of the upper cover 2 is also provided with a manhole 9 (the manhole 9 can be used for feeding and observing the mixed drying process) and a dust remover, one end of the dust remover 19, which is far away from the body 1, is a vacuumizing port 18 (the vacuumizing port 18 is connected with a vacuumizing device, a vacuum pump and the like, and is used for setting the inside of the body 1 into a vacuum environment); as shown in fig. 3, the gas connector 16 is communicated with the gas charging pipeline 21 through a pipeline, the gas charging pipeline 21 is fixedly arranged on the inner wall of the body 1 and is longitudinally and spirally arranged around the inner wall of the body 1, the gas charging pipeline 21 is provided with gas holes 22, the number of the preferred gas charging pipelines 21 is 1, the gas charging pipeline 21 can be dispersed into 2 or more than two channels through a tee joint device and the like, the opening direction of the gas holes 22 is vertical and/or parallel to the inner wall of the body 1 (when the opening direction of the gas holes 22 is vertical to the inner wall of the body 1, gas is mainly blown to the main stirring shaft 10 and the spiral belt 12, when the opening direction of the gas holes 22 is parallel to the inner wall of the body 1, gas is mainly blown to the inner wall of the body 1, when in a working state, high-pressure gas is continuously introduced into the gas connector 16 to pass through the gas charging pipeline 21 and then discharged into the body 1 through the gas holes 22, when the materials are dried or mixed, gas is continuously introduced to wash down the materials on the inner wall of the body 1, the main stirring shaft 10 and the ribbon 12; a check valve can be arranged at the gas interface 16 to further prevent the material from flowing back into the gas hole 22); the inside upper end of body 1 still is equipped with the high pressure nozzle 20 that can let in high-pressure gas or high-pressure liquid, and the side of body 1 still is equipped with support 5, and support 5 can be connected with the supporting leg of treating the mounted position by bolted connection's form to fix single awl vacuum drying machine.
The heating medium outlet 14 and the heating medium inlet II 15 are communicated with an external heating device, and a heating medium can be introduced into the jacket 3 for indirectly heating the materials in the body 1; if the liquid evaporated in the drying process needs to be collected, a condenser, a collector and other devices can be added.
The utility model discloses another preferred scheme is that set main (mixing) shaft 10 to can dismantle (like threaded connection etc.) by 2 ~ 3 sections vice (mixing) shafts and connect the constitution, and each section vice (mixing) shaft is respectively through one section spiral shell area 12 of winding the vertical setting of vice (mixing) shaft of bracing piece 11 fixed connection, can conveniently be to the installation of (mixing) shaft, maintenance and change.
The utility model discloses can also be fixed the blade that sets up in the outer fringe of spiral shell area 12 (the blade is not shown on the picture, and the blade can be shapes such as sharp sword or curved knife, and blade cutting direction can be the same with (mixing) shaft direction of rotation or have certain contained angle, can guarantee that the blade plays the cutting action to the material).
When the device is used, whether the connection of each part of the whole device is loosened is checked firstly, the vacuum pump is started to check whether the pipeline connection part, the inlet and the outlet and the like are leaked or blocked, the heating pipeline is also checked correspondingly, and the heating medium is introduced in advance to heat. When the stirring shaft is composed of a plurality of sections of auxiliary stirring shafts, before the stirring shaft is used, whether each auxiliary stirring shaft is firmly connected or not needs to be checked. If the mixing device is used for mixing materials, the materials can be added into the body 1 through the manhole 9, the motor 6 is started to start the rotation of the main stirring shaft 10, the ribbon 12 rotates to mix the materials, nitrogen or other gases can be introduced from the gas interface 16 according to the properties of the materials, the gases are sprayed into the body 1 through the gas holes 22 on the gas flushing pipeline 21, the mixing of the materials can be accelerated, the ribbon 12 can be started to stir and the gases can be introduced simultaneously in the mixing process, the ribbon 12 can be stirred and the gases can be introduced at intervals, the materials are discharged from the lower end of the butterfly valve 17 after the mixing is finished, and the gases can be continuously introduced to fully flush the materials on the inner wall of the main stirring shaft 10, the ribbon 12 and the body 1 down to be collected through the butterfly valve; after the use, the high-pressure spray nozzle 20 sprays exogenous gas or water into the body 1 to fully clean the dryer, so that the mixing or drying of the next batch of materials is not influenced, the materials can be prevented from being adhered to the inner wall of the body 1, and the service life of the equipment is prolonged.
Secondly, when the single-cone vacuum dryer is used for drying materials, the materials can be fully stirred and rapidly dried by means of structures such as the air charging pipeline 21, the air holes 22 and the like; the utility model discloses a single cone vacuum drying machine still can be used to processes such as the redox of material, reaches above-mentioned purpose through letting in different gases etc. to 16 departments of gas connector.
Claims (8)
1. A single-cone vacuum drier comprises a hollow body (1), wherein the body (1) comprises a conical lower part and an upper cover (2) hermetically covered with an upper port of the conical lower part; a jacket (3) for a heating medium to pass through is arranged on the periphery of the body (1), and a heat-insulating layer (4) is arranged on the periphery of the jacket (3); a main stirring shaft (10) is longitudinally arranged in the main body (1), one end of the main stirring shaft (10) penetrates through the upper cover (2) and is rotationally connected with a speed reducer (7) arranged on the upper cover (2), the speed reducer is electrically connected with a motor (6), and a rotary joint (8) is arranged at one end of the main stirring shaft (10) extending out of the speed reducer (7); a main stirring shaft (10) in the body (1) is fixedly connected with a spiral belt (12) through a support rod (11), and the spiral belt (12) is wound around the periphery of the main stirring shaft (10) in a single spiral shape; the lower extreme and butterfly valve (17) fixed connection of body (1), the lower extreme side of body (1) toper lower part still is equipped with gas connector (16) and with press from both sides communicating heat medium import two (15) of cover (3), the upper end side of body (1) still is equipped with press from both sides communicating heat medium import one (13) of cover (3) and heat medium export (14), upper cover (2) up end still is equipped with manhole (9) and dust remover (19) with body (1) inside intercommunication, the one end that body (1) were kept away from in dust remover (19) is for taking out vacuum port (18), its characterized in that: the gas connector (16) is communicated with the gas charging pipeline (21) through a pipeline, the gas charging pipeline (21) is fixedly arranged on the inner wall of the body (1) and is longitudinally and spirally arranged around the inner wall of the body (1), and the gas charging pipeline (21) is provided with a gas hole (22); the upper end in the body (1) is also provided with a high-pressure spray head (20) which can be filled with high-pressure gas or high-pressure liquid.
2. The single cone vacuum dryer according to claim 1, wherein: the butterfly valve (17) is a pneumatic butterfly valve.
3. The single cone vacuum dryer according to claim 1, wherein: the heat-insulating layer (4) is a foam heat-insulating layer.
4. The single cone vacuum dryer according to claim 1, wherein: the number of the air charging pipelines (21) is 1.
5. The single cone vacuum dryer according to claim 1, wherein: the opening direction of the air hole (22) is vertical and/or parallel to the inner wall of the body (1).
6. The single cone vacuum dryer according to claim 1, wherein: the side surface of the body (1) is also provided with a bracket (5).
7. The single cone vacuum dryer according to claim 1, wherein: the main stirring shaft (10) is formed by detachably connecting 2-3 sections of auxiliary stirring shafts, and each section of auxiliary stirring shaft is fixedly connected with a spiral belt (12) which is longitudinally arranged around the auxiliary stirring shaft through a supporting rod (11).
8. The single cone vacuum dryer according to claim 1, wherein: the outer edge of the spiral belt (12) is fixedly provided with a blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778729.6U CN210051064U (en) | 2019-10-22 | 2019-10-22 | Single-cone vacuum dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778729.6U CN210051064U (en) | 2019-10-22 | 2019-10-22 | Single-cone vacuum dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210051064U true CN210051064U (en) | 2020-02-11 |
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ID=69399380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921778729.6U Active CN210051064U (en) | 2019-10-22 | 2019-10-22 | Single-cone vacuum dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210051064U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550997A (en) * | 2020-05-29 | 2020-08-18 | 无锡市张华医药设备有限公司 | Novel single-cone vacuum mixing dryer |
| CN112452180A (en) * | 2020-12-09 | 2021-03-09 | 荆门市格林美新材料有限公司 | Automatic clear blendor |
| CN113280582A (en) * | 2021-06-16 | 2021-08-20 | 杭州锐健马斯汀医疗器材有限公司 | Efficient drying and mixing integrated machine |
| CN116123841A (en) * | 2023-04-17 | 2023-05-16 | 常州市宝康干燥机械有限公司 | Single cone spiral shell area vacuum dryer |
-
2019
- 2019-10-22 CN CN201921778729.6U patent/CN210051064U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550997A (en) * | 2020-05-29 | 2020-08-18 | 无锡市张华医药设备有限公司 | Novel single-cone vacuum mixing dryer |
| CN112452180A (en) * | 2020-12-09 | 2021-03-09 | 荆门市格林美新材料有限公司 | Automatic clear blendor |
| CN113280582A (en) * | 2021-06-16 | 2021-08-20 | 杭州锐健马斯汀医疗器材有限公司 | Efficient drying and mixing integrated machine |
| CN116123841A (en) * | 2023-04-17 | 2023-05-16 | 常州市宝康干燥机械有限公司 | Single cone spiral shell area vacuum dryer |
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