CN214665797U - Vacuum drying oven capable of repeatedly using inert gas - Google Patents
Vacuum drying oven capable of repeatedly using inert gas Download PDFInfo
- Publication number
- CN214665797U CN214665797U CN202120754682.0U CN202120754682U CN214665797U CN 214665797 U CN214665797 U CN 214665797U CN 202120754682 U CN202120754682 U CN 202120754682U CN 214665797 U CN214665797 U CN 214665797U
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- China
- Prior art keywords
- drying oven
- inert gas
- vacuum drying
- casing
- wall
- Prior art date
- 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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- 239000011261 inert gas Substances 0.000 title claims abstract description 19
- 238000001291 vacuum drying Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000000746 purification Methods 0.000 claims abstract description 33
- 239000001307 helium Substances 0.000 claims abstract description 27
- 229910052734 helium Inorganic materials 0.000 claims abstract description 27
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000002808 molecular sieve Substances 0.000 claims abstract description 8
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000010926 purge Methods 0.000 claims 3
- 238000001035 drying Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model provides an inert gas reuse's vacuum drying oven relates to drying oven technical field. The utility model discloses a casing, the high-pressure tank that has the intake pipe and the low pressure jar that has the outlet duct, intake pipe and outlet duct and casing intercommunication, be equipped with helium purification mechanism between high-pressure tank and the low pressure jar, the casing internal rotation is equipped with drop feed mechanism, be equipped with the blast pipe with the intake pipe intercommunication in the inner wall of casing, be equipped with the through-hole with the blast pipe intercommunication on the inner wall of casing, be equipped with the hot plate on the inner wall of casing, be equipped with the compressor on the pipeline of intercommunication between high-pressure tank and the low pressure jar, helium purification mechanism includes a plurality of purification jars that communicate in order through the pipeline, it has the molecular sieve to fill in the purification jar, drop feed mechanism includes that two one end rotate each other and connects, the other end has buckle structure's double-layered frame, be equipped with the wire net in the double-layered frame, be connected through the drive mechanism transmission between drop feed mechanism and the driving source, drive drop feed mechanism circulation reciprocating rotation.
Description
Technical Field
The utility model relates to a drying cabinet technical field, concretely relates to inert gas reuse's vacuum drying cabinet.
Background
The vacuum drying oven is specially designed for drying heat-sensitive, easily decomposed and easily oxidized substances, can keep a certain vacuum degree in a working chamber during working, can fill inert gas into the working chamber, particularly can quickly dry some articles with complex components, and adopts an intelligent digital temperature regulator to set, display and control the temperature.
At present, inert gas filled in the drying box cannot be recycled, so that the use cost is high.
Disclosure of Invention
The utility model aims at developing a recoverable and reuse inert gas that fills in the drying cabinet, reduce use cost's inert gas reuse's vacuum drying cabinet.
The utility model discloses a following technical scheme realizes:
a vacuum drying box capable of recycling inert gas comprises a shell, a high-pressure tank with an air inlet pipe and a low-pressure tank with an air outlet pipe, wherein the air inlet pipe and the air outlet pipe are communicated with the shell, a helium purifying mechanism is arranged between the high-pressure tank and the low-pressure tank, a discharging mechanism is rotationally arranged in the shell, an air exhaust pipe communicated with the air inlet pipe is arranged in the inner wall of the shell, a through hole communicated with the air exhaust pipe is formed in the inner wall of the shell, a heating plate is arranged on the inner wall of the shell, a compressor is arranged on a pipeline communicated between the high-pressure tank and the low-pressure tank, the helium purifying mechanism comprises a plurality of purifying tanks sequentially communicated through the pipeline, molecular sieves are filled in the purifying tanks, the discharging mechanism comprises two clamping frames, one ends of the clamping frames are mutually rotationally connected, the other ends of the clamping frames are provided with buckling structures, a steel wire mesh is arranged in the clamping frames, and the discharging mechanism is in transmission connection with a driving source through a transmission mechanism, the transmission mechanism drives the discharging mechanism to rotate in a reciprocating mode.
Optionally, the high-pressure tank is communicated with a purification tank at the beginning, and the low-pressure tank is communicated with a purification tank at the end.
Optionally, a pressure gauge and a vacuum tube are arranged on the purification tank, and the vacuum tube is communicated with the vacuum pump.
Optionally, the exhaust pipe is an annular pipe, and the exhaust pipe is arranged around the inside of the shell.
Optionally, the through holes on the inner wall of the shell are arranged in a matrix.
Optionally, the two side faces of one of the clamping frames of the discharging mechanism are respectively provided with a rotating shaft which is rotatably connected with the inner wall of the shell, the rotating shafts are horizontally arranged, the rotating shafts of the discharging mechanisms in the shell are positioned on the same plane and are parallel to each other, and the rotating shafts are in transmission connection with the transmission mechanism.
Optionally, drive mechanism locates the transfer line on the casing lateral wall including sliding, the transfer line bottom corresponds the position and is equipped with the rack, rotate on the casing of rack lower part and be equipped with rather than the gear of meshing, gear and pivot coaxial coupling, the drive source drive transfer line circulation straight reciprocating motion.
Optionally, a first transmission plate with a linear sliding groove is arranged on the gear, the length direction of the first transmission plate is arranged along the radial direction of the gear, a first sliding rod matched with the first transmission plate is arranged at a corresponding position on the side wall of the transmission rod, and the first sliding rod is arranged in the linear sliding groove of the first transmission plate in a sliding manner.
Optionally, the tip of transfer line is equipped with rather than perpendicular and the second driving plate that has sharp spout, it is equipped with the carousel to rotate on the casing of second driving plate lateral part, the carousel is connected with motor drive, be equipped with on the carousel along its radial structural rod that sets up, the tip of structural rod be equipped with second driving plate complex second slide bar, the second slide bar slides and locates in the sharp spout of second driving plate.
The utility model has the advantages that:
the utility model discloses drop feed mechanism can drive the material motion, strengthens the evaporation efficiency of moisture in the material, and the through-hole that is the matrix setting on shells inner wall makes in the helium can evenly get into the casing, and the helium is recoverable and purifies back reuse through purifying tank.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a view of the structure of the present invention;
FIG. 2 is a view of the structure of a discharge mechanism;
fig. 3 is a structural view of the transmission mechanism.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figures 1-3, the utility model discloses an inert gas repeatedly usable's vacuum drying oven, including casing 1, the high-pressure tank 17 that has intake pipe 5 and the low-pressure tank 18 that has outlet duct 6, intake pipe 5 and outlet duct 6 and casing 1 intercommunication, be equipped with helium purification mechanism between high-pressure tank 17 and the low-pressure tank 18, casing 1 internal rotation is equipped with drop feed mechanism 7, be equipped with blast pipe 2 with intake pipe 5 intercommunication in the inner wall of casing 1, be equipped with the through-hole 3 with blast pipe 2 intercommunication on the inner wall of casing 1, be equipped with hot plate 4 on the inner wall of casing 1, be equipped with compressor 19 on the pipeline of intercommunication between high-pressure tank 17 and the low-pressure tank 18, helium purification mechanism includes a plurality of purification tanks that communicate in order through the pipeline, the purification tank intussuseption is filled with molecular sieve, drop feed mechanism 7 includes that two one end interrotatoryly connect, The other end has the double-layered frame of buckle structure, be equipped with the wire net in the double-layered frame, be connected through the drive mechanism transmission between drop feed mechanism 7 and the driving source, 7 circulation reciprocating rotation of drive mechanism drive drop feed mechanism.
In an embodiment of the present application, a sealing door is provided on the casing 1, a sealing gasket is correspondingly provided on the edge of the sealing door, so that after the sealing door is closed, the inside of the casing 1 is isolated from the outside, the side portion of the casing 1 is provided with an air outlet pipe 6, the air outlet pipe 6 is communicated with a vacuum pump, and the inside of the casing 1 is vacuumized through the vacuum pump and the air outlet pipe 6.
Be equipped with a plurality of blast pipes 2 in the 1 inner wall of casing, blast pipe 2 is the ring pipe, blast pipe 2 encircles 1 inside settings of casing, and is a plurality of blast pipe 2 is equidistant parallel arrangement each other in 1 inner wall of casing, the corresponding position is equipped with a plurality of through-holes 3 that communicate with blast pipe 2 on the inner wall of casing 1, through-hole 3 is the matrix arrangement on the inner wall of casing 1, through-hole 3 makes blast pipe 2 and 1 inside intercommunication of casing. The lateral part of the shell 1 is provided with an air inlet pipe 5, the air inlet pipe 5 is communicated with the exhaust pipes 2 through a connecting pipe, helium enters the connecting pipe through the air inlet pipe 5, enters the exhaust pipes 2 through the connecting pipe, and enters the shell 1 through the through holes 3. Still be equipped with hot plate 4 on the 1 inner wall of casing, hot plate 4 heats 1 insides of casing to helium is exported by through-hole 3 after with the heat transfer of hot plate 4, makes the helium get into in the casing 1 after the intensification.
The rotation of casing 1 is equipped with two drop feed mechanisms 7 that are located same level, drop feed mechanism 7 includes two double-layered frames, two the double-layered frame structure is the same, be equipped with the wire net in the double-layered frame, wire net edge and double-layered frame inner wall connection, one of them tip of two double-layered frames rotate to be connected, and another tip of two double-layered frames relative with it is equipped with the buckle structure of mutually supporting respectively, makes two double-layered frames fixed through buckle structure after closed, opens buckle structure and can make two double-layered frames open.
Two side faces of one clamping frame of the discharging mechanisms 7 are respectively provided with a rotating shaft which is rotatably connected with the inner wall of the shell 1, the rotating shafts are horizontally arranged, and the rotating shafts of the discharging mechanisms 7 are positioned on the same plane and are parallel to each other. The rotating shaft is in transmission connection with a driving source through a transmission mechanism, and the driving source drives the rotating shaft to enable the discharging mechanism 7 to circularly rotate in a reciprocating mode.
The transmission mechanism comprises a transmission rod 8 which is arranged on the side wall of the shell 1 in a sliding mode, the transmission rod 8 is horizontally arranged, two racks 12 are arranged at corresponding positions of the bottom of the transmission rod 8 respectively, a gear 9 meshed with the rack 12 is arranged on the shell 1 at the lower portion of the rack 12 in a rotating mode, a first transmission plate 10 with a linear sliding groove is further arranged on the gear 9, the length direction of the first transmission plate 10 is arranged along the radial direction of the gear 9, a first sliding rod 11 matched with the first transmission plate 10 is arranged at a corresponding position on the side wall of the transmission rod 8, and the first sliding rod 11 is arranged in the linear sliding groove of the first transmission plate 10 in a sliding mode. When the transmission rod 8 horizontally slides, the gear 9 is driven to rotate by the rack 12 and the first sliding rod 11, and the gear 9 is coaxially connected with the rotating shaft of the discharging mechanism 7.
The tip of transfer line 8 is equipped with the second driving plate 13 of vertical setting, second driving plate 13 has the straight line spout that sets up along its length direction equally, it is equipped with carousel 15 to rotate on the casing 1 of second driving plate 13 lateral part, carousel 15 is connected with motor drive, motor drive carousel 15 rotates, be equipped with on the carousel 15 along its radial structure pole 16 that sets up, the tip of structure pole 16 be equipped with second driving plate 13 complex second slide bar 14, second slide bar 14 slides and locates in the straight line spout of second driving plate 13. The motor drives the rotary table 15 to rotate to drive the second slide bar 14 to rotate, the second slide bar 14 slides in the linear sliding groove of the second transmission plate 13, so that the second transmission plate 13 performs circular reciprocating motion in the horizontal direction, the second transmission plate 13 pulls the transmission rod 8 to perform circular reciprocating motion in the horizontal direction, the transmission rod 8 drives the two gears 9 to perform circular reciprocating rotation, and the rotating shaft drives the discharging mechanism 7 to perform circular reciprocating rotation.
The air inlet pipe 5 is communicated with a high-pressure tank 17, the air outlet pipe 6 is communicated with a low-pressure tank 18, a pipeline between the high-pressure tank 17 and the low-pressure tank 18 is communicated, a compressor 19 is arranged on the pipeline between the high-pressure tank 17 and the low-pressure tank 18, and a helium purification mechanism is further arranged between the high-pressure tank 17 and the low-pressure tank 18.
The helium purification mechanism comprises a first purification tank 20 communicated with a high-pressure tank 17 through a pipeline, an electromagnetic valve is arranged on the pipeline, the outlet end of the first purification tank 20 is also communicated with a second purification tank 21, the pipeline between the first purification tank 20 and the second purification tank 21 is also provided with an electromagnetic valve, the outlet end of the second purification tank 21 is communicated with a low-pressure tank 18 through a pipeline, and the pipeline is also provided with an electromagnetic valve.
The first purification tank 20 and the second purification tank 21 are filled with molecular sieves, the first purification tank 20 and the second purification tank 21 are provided with a pressure gauge and a vacuum tube 22, the vacuum tube 22 is provided with an electromagnetic valve, the vacuum tube 22 is communicated with a vacuum pump, the molecular sieves in the first purification tank 20 and the second purification tank 21 can adsorb impurities such as nitrogen and water in helium to purify the helium, and the vacuum tube 22 vacuumizes the first purification tank 20 and the second purification tank 21 to regenerate the molecular sieves.
The utility model discloses during the use, open the sealing door, loosen buckle structure, make two clamping frames of drop feed mechanism 7 open, put into the material in the clamping frame, the material is arranged in on the steel wire net, two closed clamping frames, buckle structure, close behind the sealing door, the helium gets into by through-hole 3 on the 1 inner wall of casing, because through-hole 3 is matrix arrangement on the 1 inner wall of casing, make the helium evenly get into in casing 1, the vacuum pump carries out the evacuation in to casing 1, the motor operation, 7 reciprocating rotation of drive drop feed mechanism circulation, make moisture in the material evaporate more high-efficiently in the drop feed mechanism 7. Helium enters the shell 1 through the high-pressure tank 17, enters the low-pressure tank 18 after being recovered, the helium in the low-pressure tank 18 is pressurized and input into the high-pressure tank 17 through the compressor 19, the helium is recovered and recycled, water and other impurities mixed in the helium in the recycling process are purified through the helium purification mechanism, and a pressure swing adsorption method is used, and the molecular sieve in the helium purification mechanism can be regenerated through suction of the vacuum tube 22.
The utility model discloses drop feed mechanism 7 can drive the material motion, and the evaporation efficiency of moisture in the reinforcing material is through-hole 3 that the matrix set up on 1 inner wall of casing makes in the helium can evenly get into casing 1, and the helium is recoverable and purifies back reuse through the purifying tank.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.
Claims (9)
1. Inert gas recyclable vacuum drying oven, characterized by comprising:
a housing;
a high-pressure tank having an intake pipe communicating with the housing;
a low pressure tank having an outlet pipe communicating with the housing;
the helium purification mechanism is arranged between the high-pressure tank and the low-pressure tank;
the discharging mechanism is rotatably arranged in the shell;
the exhaust pipe is arranged in the inner wall of the shell and is communicated with the air inlet pipe;
the through hole is arranged on the inner wall of the shell and is communicated with the exhaust pipe;
the heating plate is arranged on the inner wall of the shell;
the helium purification mechanism comprises a plurality of purification tanks which are sequentially communicated through a pipeline, a molecular sieve is filled in the purification tanks, the discharging mechanism comprises two clamping frames, one ends of the clamping frames are mutually rotatably connected, the other ends of the clamping frames are provided with buckle structures, a steel wire mesh is arranged in each clamping frame, the discharging mechanism is in transmission connection with a driving source through a transmission mechanism, and the transmission mechanism drives the discharging mechanism to circularly rotate in a reciprocating mode.
2. The inert gas reusable vacuum drying oven according to claim 1, characterized in that the high pressure tank communicates with a purge tank at the beginning and the low pressure tank communicates with a purge tank at the end.
3. The inert gas reusable vacuum drying oven according to claim 2, characterized in that the purge tank is provided with a pressure gauge and a vacuum tube, the vacuum tube being in communication with a vacuum pump.
4. The inert gas reusable vacuum drying oven according to claim 1, characterized in that the exhaust pipe is an annular pipe, which is arranged around the inside of the housing.
5. The inert gas reusable vacuum drying oven according to claim 1, characterized in that the through holes on the inner wall of the housing are arranged in a matrix.
6. The inert gas recyclable vacuum drying oven as claimed in claim 1, wherein two side faces of one of the clamping frames of the material discharging mechanisms are respectively provided with a rotating shaft which is rotatably connected with the inner wall of the housing, the rotating shafts are horizontally arranged, the rotating shafts of a plurality of the material discharging mechanisms in the housing are positioned on the same plane and are parallel to each other, and the rotating shafts are in transmission connection with the transmission mechanism.
7. The inert gas recyclable vacuum drying oven as claimed in claim 6, wherein the transmission mechanism comprises a transmission rod slidably disposed on the side wall of the housing, a rack is disposed at a position corresponding to the bottom of the transmission rod, a gear engaged with the rack is rotatably disposed on the housing at the lower part of the rack, the gear is coaxially connected to the rotation shaft, and a driving source drives the transmission rod to reciprocate linearly.
8. The inert gas recyclable vacuum drying oven as claimed in claim 7, wherein the gear is provided with a first driving plate having a linear sliding groove, the length direction of the first driving plate is arranged along the radial direction of the gear, and the side wall of the driving rod is provided with a first sliding rod at a corresponding position, the first sliding rod is engaged with the first driving plate, and the first sliding rod is slidably arranged in the linear sliding groove of the first driving plate.
9. The inert gas recyclable vacuum drying oven according to claim 8, wherein a second driving plate perpendicular to the end of the driving rod and having a linear chute is provided at the end of the driving rod, a rotating disc is rotatably provided on the housing at the side of the second driving plate, the rotating disc is in driving connection with a motor, a structural rod is provided on the rotating disc and arranged along the radial direction of the rotating disc, a second sliding rod matched with the second driving plate is provided at the end of the structural rod, and the second sliding rod is slidably provided in the linear chute of the second driving plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120754682.0U CN214665797U (en) | 2021-04-14 | 2021-04-14 | Vacuum drying oven capable of repeatedly using inert gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120754682.0U CN214665797U (en) | 2021-04-14 | 2021-04-14 | Vacuum drying oven capable of repeatedly using inert gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214665797U true CN214665797U (en) | 2021-11-09 |
Family
ID=78461830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120754682.0U Active CN214665797U (en) | 2021-04-14 | 2021-04-14 | Vacuum drying oven capable of repeatedly using inert gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214665797U (en) |
-
2021
- 2021-04-14 CN CN202120754682.0U patent/CN214665797U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 990 Baicao Road, High tech Zone, Chengdu City, Sichuan Province, 610097 Patentee after: Sichuan Aobang Gude Pharmaceutical Co.,Ltd. Country or region after: China Address before: 610000 No. 16, Baicao Road, high tech Zone, Chengdu, Sichuan Patentee before: Chengdu xuzhe Pharmaceutical Technology Co.,Ltd. Country or region before: China |