Freeze dryer

Abstract

The utility model discloses a freeze dryer which comprises a machine box, a freezing bin is vertically installed at the upper end of the machine box, a plurality of material trays are arranged on the inner side of a bin cylinder of the freezing bin in an up-down mode, and a plurality of freeze-drying bottles are installed on the outer side of the top of the bin cylinder. The freeze-drying bottles are installed on the silo barrel through the multi-way manifold, the inner ends of the multi-way manifold are installed on the silo barrel, the freeze-drying bottles are installed at the outer ends of the multi-way manifold, and the multi-way manifold is further provided with the rotary switch. When the rotary switch is rotated to the opening position, the freeze-drying bottle is communicated with the inner cavity of the silo, and when the rotary switch is rotated to the closing position, the freeze-drying bottle is disconnected from the inner cavity of the silo. The detachable freeze-drying bottle is arranged on the outer side of the freezing bin, so that different types of materials can be freeze-dried conveniently, operation is facilitated, and energy is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a freeze drying machine belongs to freeze drying machine technical field. BACKGROUND

[0002] The freeze drying machine is combined with refrigeration system, vacuum system, heat conducting oil heating system and dehumidification system, a novel box body structure, and the material storage space in the box body is used for drying, so that the dried powder has good dispersibility, and the vacuum freeze drying machine is suitable for drying of high-grade crude drugs, traditional Chinese medicine decoction pieces, seafood, wild vegetables, dehydrated vegetables, food, fruits and chemical medicine intermediates.

[0003] The utility model discloses a freeze drying machine of CN220871272U discloses a kind of freeze drying machine, sealing barrel is set to the upside of mainframe box, sealing barrel is cylindrical, and placing tray is stacked in sealing barrel, and in actual use, the structure exists following inconvenience above:

[0004] First, after pump vacuumizes sealing barrel, the material in the placing tray close to the top of sealing barrel is frozen and dried well, so that freezing and drying are faster, and if different kinds of materials are placed in sealing barrel, and the materials are all placed in sealing barrel, if the material that dries fast is dried, the sealing barrel is opened first to take out the material that has been dried, needs to be re-vacuumized refrigeration, it is more troublesome and causes energy waste;

[0005] Second, when placing vials in material tray, bottle plug is loaded in bottle mouth, shorten the interval of upper and lower material tray, so that the material tray in upper end is pressed tightly to bottle plug in lower end, in prior art, the interval of material tray needs to be manually adjusted, it is more troublesome.

[0006] From the above, it is obvious that the prior art has inconvenience and defects in actual use, so it is necessary to improve. UTILITY MODEL CONTENTS

[0007] The utility model provides a freeze drying machine according to the deficiency in the background art, by the outside of the freezing bin is equipped with detachable freeze-dried bottle, so as to freeze-dried different kinds of materials, it is convenient to operate and save energy.

[0008] To solve the above technical problems, the utility model adopts the following technical scheme:

[0009] A freeze drying machine, including the machine box, the upper end of machine box is vertically installed with freezing bin, the inside of bin cylinder of freezing bin is arranged with multiple material trays in up and down, and the outside of bin cylinder top is installed with multiple freeze-dried bottles;

[0010] The freeze-dried bottle is installed on bin cylinder through multi-way manifold, and the inner end of multi-way manifold is installed on bin cylinder, and the outer end is installed with freeze-dried bottle, and rotary switch is also installed on multi-way manifold.

[0011] When the rotary switch is turned to the open position, the freeze-drying bottle is communicated with the inner cavity of the barrel, and when the rotary switch is turned to the closed position, the freeze-drying bottle is disconnected with the inner cavity of the barrel.

[0012] Further, the cabinet is internally provided with a refrigeration system, and the refrigeration system comprises a compressor and a condenser.

[0013] Further, a cylindrical cold trap is arranged at the top of the cabinet, a copper pipe is wound outside the cold trap, and an upper opening of the cold trap is communicated with a lower opening of the barrel.

[0014] Further, a hole plate is arranged between the cold trap and the refrigeration barrel at the upper end of the cold trap, an upper end of the hole plate is provided with a top plate, a plurality of support rods are arranged between the hole plate and the top plate, and a plurality of supporting plates are arranged between the hole plate and the top plate.

[0015] Further, a plurality of connecting rods are arranged at the edge positions of the adjacent two supporting plates, the upper and lower ends of the connecting rods are respectively inserted into the upper and lower supporting plates, the upper and lower ends of the connecting rods are respectively provided with limiting caps, and the limiting caps limit the upper and lower supporting plates within the length range of the connecting rods.

[0016] Further, a motor box is arranged at the upper end of the top plate, a stepping motor is arranged in the motor box, the stepping motor drives the screw rod to move up and down, a pressing plate is arranged at the lower end of the screw rod, and the pressing plate is connected with the supporting plate at the lower end through the connecting rod at the edge.

[0017] Further, an air pipe is arranged at the side of the cabinet, and a touch screen is arranged at the front side of the cabinet.

[0018] Compared with the prior art, the cabinet has the following advantages after the above technical scheme is adopted.

[0019] 1. The inner side of the barrel of the refrigeration barrel is arranged with a plurality of placing plates in a vertical arrangement, and a plurality of freeze-drying bottles are arranged at the outer side of the top of the barrel, so that the freeze-drying bottles can be taken out at any time according to the freeze-drying condition of the materials in the freeze-drying bottles, without the need to open the barrel, and the use is more flexible.

[0020] 2. The limiting caps of the connecting rods limit the upper and lower supporting plates within the length range of the connecting rods, the upper and lower supporting plates can slide within the length range of the connecting rods, and when the stepping motor drives the screw rod to move up and down, the top plate drives the multiple layers of supporting plates below to reduce the spacing.

[0021] The cabinet will be described in detail below in combination with the drawings and examples. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic diagram of the cabinet;

[0023] Figure 2It is the internal structure schematic view of the utility model;

[0024] Figure 3 It is the internal structure schematic view of the utility model middle freezing storehouse;

[0025] Figure 4 It is the bottom view of the internal structure of the freezing storehouse in the utility model.

[0026] In the drawing,

[0027] 1 - case, 2 - touch screen, 3 - air pipe, 4 - lead screw, 5 - cold trap, 6 - copper pipe, 7 - compressor, 8 - condenser, 9 - freezing storehouse, 10 - storehouse cylinder, 11 - aperture plate, 12 - supporting plate, 13 - material tray, 14 - multi-way manifold, 15 - rotary switch, 16 - freeze-drying bottle, 17 - motor box, 18 - top plate, 19 - pressing plate, 20 - connecting rod, 21 - support rod. DETAILED DESCRIPTION

[0028] In order to have more clear understanding of the technical features, purposes and effects of the utility model, the specific implementation mode of the utility model will be explained by referring to the drawings.

[0029] As Figures 1-2 shown, the utility model provides a freeze-drying machine, including case 1, the upper end of case 1 is vertically installed with freezing storehouse 9, the inside of storehouse cylinder 10 of freezing storehouse 9 is arranged with multiple material trays 13 in up and down, the outside of storehouse cylinder 10 top is installed with multiple freeze-drying bottles 16;

[0030] The freeze-drying bottle 16 is installed on the storehouse cylinder 10 through the multi-way manifold 14, the inner end of the multi-way manifold 14 is installed on the storehouse cylinder 10, and the outer end is installed with the freeze-drying bottle 16, and the rotary switch 15 is also installed on the multi-way manifold 14.

[0031] When rotating the rotary switch 15 to the open position, the freeze-drying bottle 16 is communicated with the inner cavity of the storehouse cylinder 10, and when rotating the rotary switch 15 to the closed position, the freeze-drying bottle 16 is disconnected with the inner cavity of the storehouse cylinder 10, at this time, the freeze-drying bottle 16 can be removed.

[0032] The case 1 is provided with a freezing system, as Figure 2 , the freezing system includes a compressor 7, a condenser 8.

[0033] The top of the case 1 is provided with a cylindrical cold trap 5, the outer side of the cold trap 5 is wound with a copper pipe 6, the copper pipe 6 cools and refrigerates the cold trap 5, and the upper opening of the cold trap 5 is communicated with the lower opening of the storehouse cylinder 10.

[0034] As Figure 3 , Figure 4, the cold trap 5 is provided with a hole plate 11 between the upper end and the freezing bin 9, the upper end of the hole plate 11 is provided with a top plate 18, a plurality of support rods 21 are arranged between the hole plate 11 and the top plate 18, the support rods 21 are fixedly connected with the hole plate 11 and the top plate 18, and a plurality of supporting plates 12 are arranged in the upper and lower positions between the hole plate 11 and the top plate 18.

[0035] A plurality of connecting rods 20 are arranged at the edge positions of the adjacent two supporting plates 12, the upper and lower ends of the connecting rod 20 are respectively inserted and connected with the upper and lower two supporting plates 12, the upper and lower ends of the connecting rod 20 are provided with limiting caps, the limiting caps limit the upper and lower two supporting plates 12 within the length range of the connecting rod 20, and the upper and lower two supporting plates 12 can slide within the length range of the connecting rod 20.

[0036] The upper end of the top plate 18 is provided with a motor box 17, a stepping motor is arranged in the motor box 17, the stepping motor drives the screw rod 4 to move up and down, the lower end of the screw rod 4 is provided with a pressing plate 19, and the pressing plate 19 is connected with the supporting plate 12 at the lower end through the connecting rod 20 at the edge.

[0037] The side surface of the case 1 is provided with the air pipe 3, and the front side of the case 1 is provided with the touch screen 2.

[0038] The specific working principle of the utility model is as follows:

[0039] The cooling system in the case 1 cools the cold trap 5, the vacuum pump is connected with the air pipe 3 through a pipeline and evacuates the freezing bin 9, a plurality of freeze-drying bottles 16 are arranged on the outer side of the top of the bin barrel 10, the freeze-drying bottles 16 can be taken out at any time according to the freeze-drying condition of the materials in the freeze-drying bottles 16, the bin barrel 10 does not need to be opened, and the use is relatively flexible.

[0040] When the screw rod 4 moves up and down under the driving of the stepping motor, the lower plurality of supporting plates 12 are driven to reduce the spacing through the top plate 18, the control of the stepping motor can be controlled on the touch screen 2, and the use is convenient.

[0041] The above is an example of the best implementation mode of the utility model, wherein the parts not described in detail are all the common knowledge of the ordinary skilled in the art. The protection scope of the utility model is subject to the content of the claims, and any equivalent transformation based on the technical inspiration of the utility model is also within the protection scope of the utility model.

Claims

1. A freeze dryer, characterized in that: The invention comprises a case (1), a freezing bin (9) is vertically mounted on the upper end of the case (1), a plurality of material trays (13) are arranged vertically on the inner side of a bin tube (10) of the freezing bin (9), and a plurality of freeze-dried bottles (16) are mounted on the outer side of the top of the bin tube (10); The freeze-dried bottle (16) is installed on the silo (10) through a multi-way manifold (14), the inner end of the multi-way manifold (14) is installed on the silo (10), and the outer end is installed with the freeze-dried bottle (16), and the multi-way manifold (14) is also installed with a rotary switch (15); When the rotary switch (15) is turned to the open position, the freeze-drying bottle (16) is connected to the inner cavity of the silo (10); when the rotary switch (15) is turned to the closed position, the freeze-drying bottle (16) is disconnected from the inner cavity of the silo (10).

2. A freeze dryer according to claim 1, characterized in that: A refrigeration system is provided in the chassis (1), and the refrigeration system comprises a compressor (7) and a condenser (8).

3. A freeze dryer according to claim 2, characterized in that: A cylindrical cold trap (5) is provided at the top of the chassis (1), a copper tube (6) is wound around the outside of the cold trap (5), and an upper opening of the cold trap (5) is communicated with a lower opening of the silo (10).

4. A freeze dryer according to claim 1, characterized in that: A perforated plate (11) is provided between the cold trap (5) and the freezing chamber (9) at its upper end, a top plate (18) is provided at the upper end of the perforated plate (11), a plurality of support rods (21) are installed around the perforated plate (11) and the top plate (18), a plurality of support plates (12) are arranged above and below between the perforated plate (11) and the top plate (18), and a material tray (13) is placed on each support plate (12).

5. A freeze dryer according to claim 4, characterized in that: A plurality of connecting rods (20) are installed at the edge positions of two adjacent supporting plates (12), and the upper and lower ends of the connecting rods (20) are respectively inserted into the upper and lower supporting plates (12). The upper and lower ends of the connecting rods (20) are both provided with limiting caps, and the limiting caps limit the upper and lower supporting plates (12) within the length range of the connecting rods (20).

6. A freeze dryer according to claim 5, characterized in that: A motor box (17) is installed at the upper end of the top plate (18), and a stepper motor is arranged in the motor box (17). The stepper motor drives the screw rod (4) to move up and down. A pressing plate (19) is installed at the lower end of the screw rod (4). The pressing plate (19) is connected to the supporting plate (12) at its lower end through a connecting rod (20) at its edge.

7. A freeze dryer according to claim 1, characterized in that: An air pipe (3) is provided on the side of the chassis (1), and a touch screen (2) is provided on the front side of the chassis (1).

Images