CN216522681U - Vacuum freezing dryer - Google Patents
Vacuum freezing dryer Download PDFInfo
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- CN216522681U CN216522681U CN202123077802.7U CN202123077802U CN216522681U CN 216522681 U CN216522681 U CN 216522681U CN 202123077802 U CN202123077802 U CN 202123077802U CN 216522681 U CN216522681 U CN 216522681U
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- material collecting
- vacuum freeze
- drying bin
- freeze dryer
- support
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Abstract
The utility model discloses a vacuum freeze dryer, comprising: the drying bin is a horizontal drying bin and is cylindrical; the material collecting rack comprises a plurality of layers of shelves, each layer of shelf is provided with a extractable material collecting tank, the middle of the material collecting rack is connected with a rotating shaft, and the rotating shaft is rotatably connected to the bin wall of the drying bin; the bottom support frame comprises a first arc-shaped sliding part and a first support, the first arc-shaped sliding part is connected to the bottom of the first support, and the first support is connected to the bottom of the material collecting frame; the bottom sliding rail is arranged on the bin wall of the drying bin and is arranged along the circumferential direction of the drying bin, and the first arc-shaped sliding piece is slidably arranged on the bottom sliding rail; and the rotary driving mechanism is connected to the rotating shaft and used for driving the material collecting frame to do reciprocating swing by taking the rotating shaft as a center. The vacuum freeze dryer provided by the utility model can avoid material adhesion, and improve the freezing effect of the material and the uniformity of freeze-drying treatment.
Description
Technical Field
The utility model relates to the technical field of freeze drying equipment, in particular to a vacuum freeze dryer.
Background
Vacuum freeze-drying is a drying process in which an aqueous material is frozen below freezing to convert water to ice, which is then removed by converting the ice to a vapor under a higher vacuum. The material can be frozen in a freezing device and then dried. But can also be frozen directly in the drying chamber by rapidly drawing a vacuum. The vacuum freeze drying process does not need high temperature, so that the vacuum freeze drying process is particularly suitable for drying materials containing heat-sensitive substances. When the existing vacuum freeze drying equipment is used for processing materials, the materials are statically placed on a shelf of a drying chamber, and the granular materials are easily bonded together, so that the freezing effect of the materials is influenced, and the uniformity of freeze drying treatment of the materials is also influenced.
SUMMERY OF THE UTILITY MODEL
It is an object of embodiments of the present invention to address at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.
The embodiment of the utility model provides a vacuum freeze dryer which can shake materials when the materials are processed, so that the materials are prevented from being bonded, and the freezing effect of the materials and the uniformity of freeze drying processing are improved.
The utility model provides a vacuum freeze dryer, comprising:
the drying bin is a horizontal drying bin and is cylindrical;
the material collecting rack comprises a plurality of layers of shelves, each layer of shelf is provided with a extractable material collecting tank, the middle of the material collecting rack is connected with a rotating shaft, and the rotating shaft is rotatably connected to the bin wall of the drying bin;
the bottom support frame comprises a first circular arc sliding piece and a first support, the first circular arc sliding piece is connected to the bottom of the first support, and the first support is connected to the bottom of the material collecting frame;
the bottom sliding rail is arranged on the bin wall of the drying bin and is arranged along the circumferential direction of the drying bin, and the first arc-shaped sliding piece is slidably arranged on the bottom sliding rail;
and the rotary driving mechanism is connected to the rotating shaft and is used for driving the material collecting rack to do reciprocating swing by taking the rotating shaft as a center.
Preferably, the vacuum freeze dryer further comprises a top support frame and a top slide rail, the top support frame comprises a second arc-shaped sliding part and a second support, the second arc-shaped sliding part is connected to the top of the second support, the second support is connected to the top of the material collecting frame, the top slide rail is arranged on the wall of the drying bin and arranged along the circumferential direction of the drying bin, and the second arc-shaped sliding part is slidably arranged on the top slide rail.
Preferably, in the vacuum freeze dryer, the material collecting rack includes a plurality of vertical connecting rods, and the plurality of vertical connecting rods connect the multi-layered shelf together.
Preferably, in the vacuum freeze dryer, the material collecting frame comprises a transverse connecting frame, the transverse connecting frame is arranged in the middle of the multilayer shelf and is stacked on the multilayer shelf, the transverse connecting frame is connected with the vertical connecting rods, and the rotating shaft is connected to the middle of one side, facing the rear end face of the drying bin, of the transverse connecting frame.
Preferably, in the vacuum freeze dryer, the plurality of vertical connecting rods are respectively connected to opposite sides of the multi-layered shelf and are distributed on both sides of the rotation shaft.
Preferably, in the vacuum freeze dryer, two ends of the bottom slide rail are provided with limit blocks.
Preferably, in the vacuum freeze dryer, the shelf has a pair of insertion grooves, and a pair of insertion portions are formed at an upper edge of the material collecting groove, and the pair of insertion portions are respectively inserted into the pair of insertion grooves.
The utility model at least comprises the following beneficial effects:
the utility model provides a vacuum freeze dryer, comprising: the drying bin is a horizontal drying bin and is cylindrical; the material collecting rack comprises a plurality of layers of shelves, each layer of shelf is provided with a extractable material collecting tank, the middle of the material collecting rack is connected with a rotating shaft, and the rotating shaft is rotatably connected to the bin wall of the drying bin; the bottom support frame comprises a first circular arc sliding piece and a first support, the first circular arc sliding piece is connected to the bottom of the first support, and the first support is connected to the bottom of the material collecting frame; the bottom sliding rail is arranged on the bin wall of the drying bin and is arranged along the circumferential direction of the drying bin, and the first arc-shaped sliding piece is slidably arranged on the bottom sliding rail; and the rotary driving mechanism is connected to the rotating shaft and is used for driving the material collecting rack to do reciprocating swing by taking the rotating shaft as a center. The vacuum freeze dryer provided by the utility model can shake materials when the materials are processed, so that the materials are prevented from being bonded, and the freezing effect on the materials and the uniformity of freeze drying processing are improved.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is an external view schematically showing a vacuum freeze dryer according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic structural view of a vacuum freeze dryer according to an embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
As shown in fig. 1, 2 and 3, an embodiment of the present invention provides a vacuum freeze dryer including: the drying bin 1 is a horizontal drying bin and is cylindrical; the material collecting rack 2 comprises a plurality of layers of shelves 3, each layer of shelf 3 is provided with a material collecting tank 4 capable of being pulled out, the middle of the material collecting rack 2 is connected with a rotating shaft 5, and the rotating shaft 5 is rotatably connected to the wall of the drying bin 1; the bottom support frame 6 comprises a first circular arc-shaped sliding part 9 and a first support 8, the first circular arc-shaped sliding part 9 is connected to the bottom of the first support 8, and the first support 8 is connected to the bottom of the material collecting frame 2; the bottom sliding rail 7 is arranged on the wall of the drying bin 1 and is arranged along the circumferential direction of the drying bin 1, and the first circular arc sliding piece 9 is slidably arranged on the bottom sliding rail 7; and the rotary driving mechanism is connected to the rotating shaft 5 and is used for driving the material collecting rack 2 to do reciprocating swing by taking the rotating shaft as a center.
Before the material is subjected to freeze-drying treatment, the material is placed in the material collecting tank in advance, and then the equipment is started to perform freeze-drying treatment. In the freezing stage of freeze-drying treatment, the rotary driving mechanism is started simultaneously, the rotary driving mechanism drives the rotary shaft to rotate, and the material collecting frame swings in a reciprocating mode by taking the rotary shaft as the center under the driving of the rotary driving mechanism and the supporting of the bottom supporting frame. Along with the reciprocating swing of the material collecting rack, the materials roll in the material collecting tank, so that the materials can be prevented from being bonded together, the uniform freezing effect of each part of the materials can be ensured, and the uniformity of the freeze-drying treatment of the materials can be improved. In the vacuum stage of freeze-drying treatment, the rotary driving mechanism can be started to drive the material collecting frame to swing in a reciprocating mode, so that the material adhesion can be avoided, the uniform treatment effect of each part of the material can be guaranteed, and the uniformity of the freeze-drying treatment of the material can be improved. The vacuum freeze dryer provided by the utility model is particularly suitable for treating granular materials.
In the swinging process of the material collecting rack, the first arc-shaped sliding piece of the bottom supporting rack slides along the bottom sliding rail, so that the material collecting rack can be supported on one hand, and the swinging path of the material collecting rack can be limited on the other hand.
In a preferred embodiment, the vacuum freeze dryer further includes a top support frame 10 and a top slide rail 11, the top support frame 10 includes a second circular arc-shaped sliding member 12 and a second bracket 13, the second circular arc-shaped sliding member 12 is connected to the top of the second bracket 13, the second bracket 13 is connected to the top of the material collecting rack 2, the top slide rail 11 is disposed on a wall of the drying bin 1 and arranged along the circumferential direction of the drying bin 1, and the second circular arc-shaped sliding member 12 is slidably disposed on the top slide rail 11.
In the swinging process of the material collecting frame, the second arc-shaped sliding piece of the top supporting frame slides along the top sliding rail, on one hand, the material collecting frame can be supported from the upper side, the overall stability of the material collecting frame is further improved, and on the other hand, the swinging path of the material collecting frame can be limited.
Preferably, a plurality of bottom support brackets and a plurality of top support brackets may be provided to improve the stability of the material collection rack. Accordingly, a plurality of bottom and top slide rails may be provided.
In a preferred embodiment, the vacuum freeze dryer, the material collection shelf comprises a plurality of vertical connecting rods 14, and the plurality of vertical connecting rods 14 connect the multi-layered shelf 3 together.
In a preferred embodiment, in the vacuum freeze dryer, the material collecting rack includes a transverse connecting frame 15, the transverse connecting frame 15 is disposed in the middle of the multi-layered shelf 3 and stacked with the multi-layered shelf 3, the transverse connecting frame 15 is connected to the plurality of vertical connecting rods 14, and the rotating shaft 5 is connected to a middle position of a side of the transverse connecting frame 15 facing the rear end surface of the drying chamber 1.
Vertical connecting rod and transverse connection frame collect the frame with the material and connect and become a whole, improve the intensity that the frame was collected to the material, and then improve the material and collect the holistic stability of frame in the swing process.
In a preferred embodiment, in the vacuum freeze dryer, the plurality of vertical connecting rods 14 are respectively connected to opposite sides of the multi-layered shelf 3, and are distributed on both sides of the rotary shaft 5.
In a preferred embodiment, in the vacuum freeze dryer, two ends of the bottom slide rail 7 are provided with limiting blocks.
The swing amplitude of the material collecting frame is limited by setting the rotary driving mechanism. The swing amplitude of the material collecting rack is suitable for preventing the materials from being spilled out of the material collecting tank. The limiting block can further limit the sliding position of the first arc-shaped sliding piece, and further limit the swinging amplitude of the material collecting rack.
In a preferred embodiment, in the vacuum freeze dryer, the shelf 3 has a pair of insertion grooves, and an upper edge of the material collecting chute 4 forms a pair of insertion portions into which the pair of insertion portions are respectively inserted.
When materials are placed in the material collecting groove, the material collecting groove can be drawn out from the shelf; and then, the inserting part of the material collecting groove can be aligned to the inserting groove of the shelf, and the material collecting groove is reloaded into the corresponding shelf. The design structure is simple, and the use is convenient.
In summary, the present invention provides a vacuum freeze dryer, comprising: the drying bin is a horizontal drying bin and is cylindrical; the material collecting rack comprises a plurality of layers of shelves, each layer of shelf is provided with a extractable material collecting tank, the middle of the material collecting rack is connected with a rotating shaft, and the rotating shaft is rotatably connected to the bin wall of the drying bin; the bottom support frame comprises a first circular arc sliding piece and a first support, the first circular arc sliding piece is connected to the bottom of the first support, and the first support is connected to the bottom of the material collecting frame; the bottom sliding rail is arranged on the bin wall of the drying bin and is arranged along the circumferential direction of the drying bin, and the first arc-shaped sliding piece is slidably arranged on the bottom sliding rail; and the rotary driving mechanism is connected to the rotating shaft and is used for driving the material collecting rack to do reciprocating swing by taking the rotating shaft as a center. The vacuum freeze dryer provided by the utility model can shake materials when the materials are processed, so that the materials are prevented from being bonded, and the freezing effect on the materials and the uniformity of freeze drying processing are improved.
While embodiments of the utility model have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the utility model not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (7)
1. A vacuum freeze dryer, comprising:
the drying bin is a horizontal drying bin and is cylindrical;
the material collecting rack comprises a plurality of layers of shelves, each layer of shelf is provided with a extractable material collecting tank, the middle of the material collecting rack is connected with a rotating shaft, and the rotating shaft is rotatably connected to the bin wall of the drying bin;
the bottom support frame comprises a first circular arc sliding piece and a first support, the first circular arc sliding piece is connected to the bottom of the first support, and the first support is connected to the bottom of the material collecting frame;
the bottom sliding rail is arranged on the bin wall of the drying bin and is arranged along the circumferential direction of the drying bin, and the first arc-shaped sliding piece is slidably arranged on the bottom sliding rail;
and the rotary driving mechanism is connected to the rotating shaft and is used for driving the material collecting rack to do reciprocating swing by taking the rotating shaft as a center.
2. The vacuum freeze dryer of claim 1, further comprising a top support rack and a top slide rail, wherein the top support rack comprises a second circular arc slider and a second bracket, the second circular arc slider is connected to the top of the second bracket, the second bracket is connected to the top of the material collecting rack, the top slide rail is disposed on a wall of the drying bin and arranged along a circumferential direction of the drying bin, and the second circular arc slider is slidably disposed on the top slide rail.
3. The vacuum freeze dryer of claim 1, wherein the material collection rack includes a plurality of vertical connecting rods that connect the multi-tiered shelf together.
4. The vacuum freeze dryer of claim 3, wherein the material collecting rack includes a transverse connecting frame disposed at a middle of the multi-layered shelf and stacked with the multi-layered shelf, the transverse connecting frame being connected to the plurality of vertical connecting rods, and the rotation shaft being connected to a middle position of a side of the transverse connecting frame facing the rear end surface of the drying compartment.
5. The vacuum freeze dryer of claim 4, wherein the plurality of vertical connecting rods are respectively connected to two sides of the multi-layered shelf opposite to each other, distributed on both sides of the rotation axis.
6. The vacuum freeze dryer of claim 1, wherein the bottom rail is provided with stops at both ends.
7. The vacuum freeze dryer of claim 1, wherein the shelf has a pair of slots, and an upper edge of the material collection tank forms a pair of insertion portions into which the pair of insertion portions are respectively inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123077802.7U CN216522681U (en) | 2021-12-08 | 2021-12-08 | Vacuum freezing dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123077802.7U CN216522681U (en) | 2021-12-08 | 2021-12-08 | Vacuum freezing dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216522681U true CN216522681U (en) | 2022-05-13 |
Family
ID=81467015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123077802.7U Active CN216522681U (en) | 2021-12-08 | 2021-12-08 | Vacuum freezing dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216522681U (en) |
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2021
- 2021-12-08 CN CN202123077802.7U patent/CN216522681U/en active Active
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