CN218722646U - Material drying device - Google Patents
Material drying device Download PDFInfo
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- CN218722646U CN218722646U CN202222583816.4U CN202222583816U CN218722646U CN 218722646 U CN218722646 U CN 218722646U CN 202222583816 U CN202222583816 U CN 202222583816U CN 218722646 U CN218722646 U CN 218722646U
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- buffer tank
- material buffer
- vacuum
- pipeline
- blanking
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Abstract
The utility model relates to a powder carries technical field, discloses a material drying device, including vacuum drying machine, one-level material buffer tank, first unloading pipeline and the vacuum pipe who has the vacuum pump, first unloading pipeline communicate in vacuum drying machine's discharge end with the feed inlet of one-level material buffer tank, the vacuum pipe communicate in the vacuum pump with one-level material buffer tank. This material drying device utilizes vacuum drier's vacuum pump to the material buffer tank evacuation to through the cooperation between material buffer tank and each valve, realized that the material buffer tank self-balancing lasts the unloading, thereby avoided the problem of the unloading difficulty that vacuum drier and material buffer tank vacuum inconsistent lead to, improved the operating efficiency.
Description
Technical Field
The utility model relates to a technical field is carried to the powder, specifically relates to a material drying device.
Background
In the technical field of powder conveying, a vacuum drier is often adopted to dry materials, and the materials are dried by heating the materials in a vacuum environment by utilizing the characteristic that the boiling point of water is reduced along with the increase of the vacuum degree, so that the materials are foamed into foam blocks and then conveyed into a material buffer tank from a vacuum chamber. Because the inside negative pressure state that is in of vacuum drying machine, consequently will guarantee when the unloading that the material buffer tank is inside to be the negative pressure, prior art adopts to use water ring vacuum pump to carry out the suction to the material buffer tank usually.
The material buffer tank is sucked by the water ring vacuum pump in the prior art, the vacuum degree inside the material buffer tank and the vacuum degree inside the vacuum dryer are difficult to guarantee to be consistent, the blanking difficulty is easily caused, the production is influenced, in addition, one part of the residual materials in the material buffer tank can be pumped away by the water ring vacuum pump, the vacuum pump fault is easily caused, the other part is pumped back to the discharge end by the vacuum dryer under the influence of the pressure difference, the discharge end materials are easily accumulated, and the discharging is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the problem that the water ring vacuum pump that prior art exists can't guarantee the vacuum of material buffer tank and vacuum drying machine unanimity, the device need not to set up the vacuum pump for the buffer tank, can realize that the material buffer tank self-balancing lasts the unloading.
In order to achieve the above object, the utility model provides a material drying device, including vacuum drying machine, one-level material buffer tank, first unloading pipeline and the vacuum pipeline that has vacuum pump and drying chamber, drying chamber is provided with feed end and discharge end, first unloading pipeline communicate in drying chamber's discharge end with the feed inlet of one-level material buffer tank, the vacuum pipeline communicate in the vacuum pump with the one-level material buffer tank.
Optionally, the vacuum line is provided with a second control valve.
Optionally, an air inlet valve is arranged at the top of the primary material buffer tank.
Optionally, including second grade material buffer tank, intercommunication the first-level material buffer tank with the first balanced pipeline of second grade material buffer tank, communicate in the second unloading pipeline of first-level material buffer tank discharge gate with second grade material buffer tank feed inlet.
Optionally, the first blanking pipeline is provided with a first blanking valve, the second blanking pipeline is provided with a second blanking valve, and the first balance pipeline is provided with a first control valve.
Optionally, the first balance pipeline is communicated with the top of the primary material buffer tank and the top of the secondary material buffer tank.
Optionally, the system further comprises an air inlet pipeline communicated with the secondary material buffer tank, and the air inlet pipeline is provided with a third control valve.
Optionally, the material storage tank further comprises a third discharging pipeline communicated with the bottom of the secondary material buffer tank, and a third discharging valve is arranged on the third discharging pipeline.
Optionally, the first blanking pipe is provided with a fine material crusher.
Optionally, the discharge end of the drying chamber is connected with a screw conveyor, and a discharge port of the screw conveyor is communicated with the material fine crusher.
Through the technical scheme, before carrying out the material drying operation, utilize vacuum drier's vacuum pump to carry out the evacuation to drying chamber, simultaneously through the inside evacuation of vacuum pipe with one-level material buffer tank, in order to guarantee that the inside vacuum of vacuum drier is unanimous with the inside vacuum of one-level material buffer tank, the material is exported by vacuum drier, through the cooperation between buffer tank and each valve, need not to set up the vacuum pump for the buffer tank, can realize that the material buffer tank self-balancing lasts the unloading, thereby the inconsistent problem that leads to the unloading difficulty of vacuum drier and material buffer tank vacuum has been avoided, and the operation efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a material drying device according to an embodiment of the present invention.
Description of the reference numerals
1. Vacuum drier 2 material fine crusher
3. First 4-level material buffer tanks of blanking valve
5. Second blanking valve 6 second-level material buffer tank
7. Third control valve 8 first control valve
9. Second control valve 10 screw conveyor
11. Third blanking valve A first blanking pipeline
B second blanking pipeline C third blanking pipeline
D air inlet pipeline E first balance pipeline
F vacuum pipeline
Detailed Description
In the present invention, in the case where no explanation is made to the contrary, the positional or positional relationship indicated by the directional terms such as "upper, lower, left, right, inner, outer" and the like are used based on the positional or positional relationship shown in the drawings only for the convenience of describing the present design and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operate, and thus, should not be construed as limiting the present design.
In the description of the present design, it is to be noted that, unless otherwise explicitly specified or limited, the terms "conduit," "communicating," "connecting," and the like are to be construed broadly, e.g., "conduit" generally refers to an openable and closable conduit; "connect" can be a fixed connection, can also be a removable connection, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this design can be understood in a particular situation to one of ordinary skill in the art.
This scheme provides a material drying device, this material drying device including vacuum drying machine 1, one-level material buffer tank 4, first unloading pipeline A and the vacuum pipeline F that has vacuum pump and drying chamber, drying chamber is provided with feed end and discharge end, first unloading pipeline A communicate in drying chamber's discharge end with the feed inlet of one-level material buffer tank 4, vacuum pipeline F communicate in the vacuum pump with one-level material buffer tank 4.
The vacuum drier comprises a vacuum pump and a drying chamber, wherein the vacuum pump can vacuumize the drying chamber to realize the drying treatment of the materials in the drying chamber. The drying chamber is provided with feed end and discharge end, and its below is provided with one-level material buffer tank 4, communicates through first unloading pipeline A between the discharge end of drying chamber and the feed inlet of one-level material buffer tank 4. The vacuum drier 1 with the vacuum pump is used for drying materials, the materials are heated in the vacuum drier 1, and the materials are conveyed to the first-level material buffer tank 4 through the first blanking pipeline A.
The blanking process requires that the vacuum degree of the drying chamber is consistent with the vacuum degree of the interior of the primary material buffer tank 4, so that a vacuum pipeline F is arranged between the vacuum pump of the vacuum dryer 1 and the material buffer tank 4, as shown in FIG. 1. Before carrying out the material drying operation, utilize vacuum drier 1's vacuum pump to carry out the evacuation to drying chamber, simultaneously through vacuum pipeline F with the inside evacuation of one-level material buffer tank 4 to guarantee that the vacuum of drying chamber is unanimous with the inside vacuum of one-level material buffer tank 4, thereby unloading smoothly.
Optionally, the vacuum line F is provided with a second control valve 9. The vacuum pipeline F is provided with a second control valve 9, and the second control valve 9 is in an opening state in the vacuumizing process. And, after vacuum pump at vacuum drier 1 carries out the evacuation to one-level material buffer tank 4, before beginning dry material, close second control valve 9, block vacuum pipeline F inside, make the material can get into the material buffer tank through first unloading pipeline A by the discharge gate of vacuum drier 1, avoid not dry material to get into first material buffer tank 4 from vacuum pipeline F.
Optionally, an air inlet valve is arranged at the top of the primary material buffer tank 4. One-level material buffer tank 4 communicates in vacuum drying machine 1 through first unloading pipeline A and vacuum pipeline F, and the inside of one-level material buffer tank 4 is in the negative pressure state, is difficult to discharge the material from material buffer tank 4. An air inlet valve is thus provided at the top of the primary material buffer tank 4, which can be opened and closed manually in order to control the switching of the interior of the primary material buffer tank 4 to the exterior. When the interior of the container is communicated with the exterior, the interior of the container is in a normal pressure state, so that materials can be smoothly discharged from the bottom.
Optionally, the material drying device comprises a second-level material buffer tank 6, a first balance pipeline E communicated with the first-level material buffer tank 4 and the second-level material buffer tank 6, and a second blanking pipeline B communicated with a discharge hole of the first-level material buffer tank 4 and a feed hole of the second-level material buffer tank 6.
Because the blowing time is longer, the valve department easily sends out the biological material jam, consequently can adopt second grade feeding structure, as shown in figure 1, in a specific embodiment, this material drying device is still including setting up second grade material buffer tank 6 in one-level material buffer tank 4 below, the discharge gate of one-level material buffer tank 4 below passes through the feed inlet of second unloading pipeline B intercommunication second grade material buffer tank 6, the material after carrying out the drying gets into one-level material buffer tank 4 from vacuum drying machine 1, rethread second unloading pipeline B gets into second grade material buffer tank 6. Meanwhile, in order to ensure that the vacuum degrees in the first-stage material buffer tank 4 and the second-stage material buffer tank 6 are consistent, a first balance pipeline E communicated with the first-stage material buffer tank and the second-stage material buffer tank is arranged.
Particularly, when drying the material, second unloading pipeline B between one-level material buffer tank 4 and second grade material buffer tank 6 is closed state, and the material through the drying falls into the one-level material buffer tank 4 the same with its vacuum from vacuum drying machine 1. At this time, the air pressure inside the second-level material buffer tank 6 is higher than the air pressure inside the first-level material buffer tank 4, and the material is difficult to fall from the first-level material buffer tank 4 to the second-level material buffer tank 6. Thus, the first blanking duct a is closed to maintain the degree of vacuum inside the vacuum dryer 1; open first balanced pipeline E, make one-level material buffer tank 4 and second grade material buffer tank 6 be linked together, make the inside atmospheric pressure of the two unanimous, open second unloading pipeline B this moment, the material just can fall into second grade material buffer tank 6 from one-level material buffer tank 4.
Optionally, the first blanking pipeline a is provided with a first blanking valve 3, the second blanking pipeline B is provided with a second blanking valve 5, and the first balance pipeline E is provided with a first control valve 8.
The first blanking pipeline a is communicated with a discharge end of the vacuum dryer 1 and a feed inlet of the first-level material buffer tank 4, and optionally, the first blanking pipeline a is provided with a first blanking valve 3 so as to more easily control the opening and closing of the first blanking pipeline a. The second discharging pipeline B and the first balance pipeline E are both communicated with the first-level material buffer tank 4 and the second-level material buffer tank 6, so as to control the opening and closing of the second discharging pipeline B and the first balance pipeline E, as shown in fig. 1, a second discharging valve 5 can be arranged on the second discharging pipeline B, a first control valve 8 is arranged on the first balance pipeline E, when the material falls into the first-level material buffer tank 4 from the vacuum dryer 1, the second discharging valve 5 and the first control valve 8 are closed, the material in the first-level material buffer tank 4 is conveyed to the front of the second-level material buffer tank 6, the first discharging valve 3 needs to be closed, the first control valve 8 is opened, the vacuum degree of the first-level material buffer tank 4 is consistent with the vacuum degree of the interior of the second-level material buffer tank 6, then the second discharging valve 5 is opened, and the material can fall into the second-level material buffer tank 6 from the first-level material buffer tank 4.
Optionally, the first balance pipeline E is communicated with the top of the primary material buffer tank 4 and the top of the secondary material buffer tank 6.
First balanced pipeline E is used for communicateing one-level material buffer tank 4 and second grade material buffer tank 6 to make the inside vacuum of the two unanimous, the material falls into the bottom of one-level material buffer tank 4 from vacuum drying machine 1, consequently can connect first balanced pipeline E in the top of one-level material buffer tank 4, avoids the material to block up the pipeline mouth to the at utmost and leads to the unable circulation of gas. Optionally, in order to prevent residual materials in the secondary material buffer tank 6 from entering the primary material buffer tank 4 through the first balance pipeline E, the first balance pipeline E may be connected to the top of the secondary material buffer tank 6.
Optionally, the material drying device further comprises an air inlet pipeline D communicated with the secondary material buffer tank 6, and the air inlet pipeline D is provided with a third control valve 7.
Second grade material buffer tank 6 communicates in one-level material buffer tank 4 through second unloading pipeline B for the inside of second grade material buffer tank 6 is in the negative pressure state, is difficult to discharge the material from material buffer tank 6. Consequently, set up the admission line D who communicates in second grade material buffer tank 6, make the inside and the outside intercommunication of material buffer tank 6, make its inside be in the ordinary pressure state to can be smoothly from the bottom with the material. The bottom of the intake duct D is provided with a third control valve 7 to more easily control the opening and closing of the intake duct D.
Optionally, the material drying device further comprises a third discharging pipeline C communicated with the bottom of the secondary material buffer tank 6, and a third discharging valve 11 is arranged on the third discharging pipeline C.
The bottom of second grade material buffer tank 6 is provided with third unloading pipeline C, can be with the material discharge in the second grade material buffer tank 6, is provided with third unloading valve 11 on the third unloading pipeline C, changes in the switching of control third unloading pipeline C. When the first balance pipeline 6 is opened or materials enter the third buffer tank 6 from the first-stage buffer tank 4, the third blanking valve 11 is in a closed state; when the secondary buffer tank 6 is used for discharging, the third discharging valve 11 is opened.
Optionally, the first blanking pipe a is provided with a fine material crusher 2. The material fine crusher 2 is arranged in the first blanking pipeline A, and the discharge hole of the material fine crusher is communicated with the inlet of the first-level material buffer tank 4. The material fine crusher 2 crushes the materials dried by the vacuum drier 1, and the materials are conveyed to the material buffer tank 4 through the first blanking pipeline A, so that the blockage of the blanking pipeline caused by the caking of the materials is avoided.
Optionally, the discharge end of the drying chamber is connected with a screw conveyor 10, and a discharge port of the screw conveyor 10 is communicated with the fine material pulverizer 2. The feed inlet of screw conveyer 10 communicates in the discharge end of dry cavity, and its discharge gate communicates in the feed inlet of fine rubbing crusher 2 of material, and screw conveyer 10 will pass through dry material and carry to fine rubbing crusher 2 of material, recycles fine rubbing crusher 2 of material and smashes the material.
The material drying machine has the following working process: before carrying out the material drying operation, utilize vacuum pump of vacuum drying machine 1 to carry out the evacuation to drying chamber, simultaneously through vacuum pipeline F with the inside evacuation of one-level material buffer tank 4 to guarantee that the vacuum degree of vacuum drying machine 1 inside is unanimous with the inside vacuum degree of one-level material buffer tank 4. The dry material is exported from the discharge end of dry cavity, utilize screw conveyer 10 to carry to the fine rubbing crusher 2 of material, the fine rubbing crusher 2 of material smashes the material, first unloading valve 3 is in the open mode this moment, the material falls into one-level material buffer tank 4 through first unloading pipeline A, later close first unloading valve 3, open first control valve 8 simultaneously, make one-level material buffer tank 4 and second grade material buffer tank 6 through the inside intercommunication of first balanced pipeline E, open second unloading valve 5 again, make the material fall into second grade material buffer tank 6 through second unloading pipeline B, close first control valve 8 and second unloading valve 5 after the transport finishes, with isolated one-level material buffer tank 4, open third control valve 7 this moment, make second grade buffer tank 6 be in the ordinary pressure, thereby make the material can flow from third unloading valve 11 of below. The steps are repeated to realize continuous discharging.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. However, these simple modifications and combinations should also be considered as disclosed in the present invention, and all fall within the scope of protection of the present invention.
Claims (10)
1. The utility model provides a material drying device, its characterized in that, including vacuum drying machine (1), one-level material buffer tank (4), first unloading pipeline (A) and vacuum pipeline (F) that have vacuum pump and drying chamber, drying chamber is provided with feed end and discharge end, first unloading pipeline (A) communicate in drying chamber's discharge end with the feed inlet of one-level material buffer tank (4), vacuum pipeline (F) communicate in the vacuum pump with one-level material buffer tank (4).
2. Material drying device according to claim 1, characterised in that the vacuum line (F) is provided with a second control valve (9).
3. The material drying device according to claim 1, characterized in that the top of the primary material buffer tank (4) is provided with an air inlet valve.
4. The material drying device according to claim 1, comprising a secondary material buffer tank (6), a first balance pipeline (E) communicating the primary material buffer tank (4) and the secondary material buffer tank (6), and a second blanking pipeline (B) communicating a discharge port of the primary material buffer tank (4) and a feed port of the secondary material buffer tank (6).
5. Material drying device according to claim 4, characterised in that the first blanking pipe (A) is provided with a first blanking valve (3), the second blanking pipe (B) is provided with a second blanking valve (5), and the first balancing pipe (E) is provided with a first control valve (8).
6. The material drying device according to claim 4, characterized in that the first balance pipeline (E) is communicated with the top of the primary material buffer tank (4) and the top of the secondary material buffer tank (6).
7. The material drying device according to claim 4, characterized by further comprising an air inlet pipe (D) communicated with the secondary material buffer tank (6), wherein the air inlet pipe (D) is provided with a third control valve (7).
8. The material drying device according to claim 4, further comprising a third blanking pipeline (C) communicated with the bottom of the secondary material buffer tank (6), wherein a third blanking valve (11) is arranged on the third blanking pipeline (C).
9. The material drying apparatus according to claim 1, characterized in that the first blanking conduit (a) is provided with a fine material crusher (2).
10. The material drying device according to claim 9, characterized in that a screw conveyor (10) is connected to the discharge end of the drying chamber, and the discharge port of the screw conveyor (10) is communicated with the fine material crusher (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222583816.4U CN218722646U (en) | 2022-09-28 | 2022-09-28 | Material drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222583816.4U CN218722646U (en) | 2022-09-28 | 2022-09-28 | Material drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218722646U true CN218722646U (en) | 2023-03-24 |
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ID=85637127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222583816.4U Active CN218722646U (en) | 2022-09-28 | 2022-09-28 | Material drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218722646U (en) |
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2022
- 2022-09-28 CN CN202222583816.4U patent/CN218722646U/en active Active
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