CN207649232U - A kind of chitosan sponge dressing freeze dryer - Google Patents

A kind of chitosan sponge dressing freeze dryer Download PDF

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Publication number
CN207649232U
CN207649232U CN201721736377.9U CN201721736377U CN207649232U CN 207649232 U CN207649232 U CN 207649232U CN 201721736377 U CN201721736377 U CN 201721736377U CN 207649232 U CN207649232 U CN 207649232U
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China
Prior art keywords
case
cold air
cold
drying box
sunken
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CN201721736377.9U
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Chinese (zh)
Inventor
苏政权
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Guangdong Pharmaceutical University
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Guangdong Pharmaceutical University
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Abstract

The utility model provides a kind of chitosan sponge dressing freeze dryer, including:Connecting tube, condenser pipe, cold sunken case, first temperature sensor, cold air case, drying box, holder, laminate, pedestal, stabilizer blade, second temperature sensor, vacuum pump, valve, vacuum pipe, rotary handle, upper through-hole, upper plugging, cold air cavity, lower through-hole, lower plugging, partition board, spring, rotary shaft, the stabilizer blade is mounted on base bottom, drying box is set to above pedestal, cold air case is set to above drying box, cold sunken case is mounted on above cold air case, connecting tube is mounted on cold sunken case side upper end, vacuum pump is connected to drying box by vacuum pipe, valve is set on vacuum pipe, condenser pipe is mounted in cold sunken case, laminate is mounted in drying box;The utility model efficiently solves the connection problem between cold sunken case and drying box by the way that cold air case is arranged, fully dry cooling chitosan sponge dressing.

Description

A kind of chitosan sponge dressing freeze dryer
Technical field
The utility model is related to field of pharmaceutical equipment, and in particular to a kind of chitosan sponge dressing freeze dryer.
Background technology
After Vacuum Freezing & Drying Technology of the freeze dryer originating from the twenties in 19th century experienced the fluctuating of decades and hover, It makes significant progress in last 20 years, in the 21st century, vacuum freeze drying technology is incomparable by other drying means The advantages of, it increasingly has been favored by people, in addition to being obtained in medicine, biological products, food, blood product, active material field It is outer to extensive use, using scale and field also in continuous expand.Its basic principle is to utilize liter under high vacuum state Magnificent principle makes the moisture in the material freezed in advance, without the thawing of ice, is directly removed for vapor with the distillation of ice state, To achieve the purpose that freeze-drying.In field of pharmaceutical machinery, the drying box of traditional freeze dryer and cold sunken case generally use and divide Body formula structure, and arranged in horizontal Tile, i.e., drying box and cold sunken case are two independent containers, between the two by taking over Connection, and it is equipped with independent on-off valve.The drying box of this freeze dryer is connected by pipeline with cold sunken case and be easy to cause cold air Leakage and the drive cylinder of valve pollution can be generated to product, and complicated, occupied space is big.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of chitosan sponge dressing freeze dryer, passes through setting Cold air case efficiently solves the connection problem between cold sunken case and drying box, fully dry cooling chitosan sponge dressing, knot Structure is simple, occupies little space, and any pollution will not be caused to product, while also saving power resource.
To achieve the above object, the utility model adopts the following technical solution:
A kind of chitosan sponge dressing freeze dryer, including:Pedestal;The drying box of installation on the base, the drying Both sides are provided with holder in case, and laminate is provided between the holder;Cold air case above drying box, the cold air case It is inside provided with cold air cavity, rotary shaft, partition board and spring are provided in the cold air cavity, the rotary shaft both sides are provided with plugging With lower plugging, the partition board is mounted on rotary shaft both sides, and the spring is set between partition board and cold air case, is set on the outside of cold air case It is equipped with rotary handle;The cold sunken case being set to above cold air case, is provided with condenser pipe in the cold sunken case, on the outer side of cold sunken case End is provided with connecting tube;Contact position is provided with through-hole on several between cold sunken case and cold air case;Drying box and cold air case it Between contact position be provided with several lower through-holes;Vacuum pump, the vacuum pump are connected to drying box, the vacuum by vacuum pipe Valve is provided on pipeline.
Further, the cold sunken bottom portion is provided with the first temperature sensor, and the first temperature sensor monitors cold in real time The temperature change in case is fallen into, subsequent operation is convenient for.
Further, the drying box bottom is provided with second temperature sensor, and detection is dry in real time for second temperature sensor Temperature change in dry case opens vacuum pump when the temperature in drying box reaches predetermined value and carries out vacuum pumping in time.
Further, four ends of base bottom angle is both provided with stabilizer blade, and the setting of four stabilizer blades ensure that entire dress The stability set, the case where avoiding causing to drop due to vibrations collision.
Further, the upper plugging being arranged in the cold air case is corresponding with upper lead to the hole site, and the lower plugging is led to lower Hole site is corresponding, prevents the leakage of cold air, ensure that certain sealing stability.
Further, the laminate is provided with polylith and in being evenly spaced on, and the laminate being evenly spaced on can guarantee The cooling uniform drying of chitosan sponge dressing, obtained product is in being consistent property of quality.
A kind of advantageous effect of chitosan sponge dressing freeze dryer provided by the utility model is:
1) the connection problem between cold sunken case and drying box is efficiently solved by the way that cold air case is arranged, fully dry cooling Chitosan sponge dressing;
2) simple in structure, it occupies little space;
3) product will not be polluted;
4) effectively save resource.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the cold air case structural schematic diagram of the utility model.
In figure:1, connecting tube;2, condenser pipe;3, cold sunken case;4, the first temperature sensor;5, cold air case;6, drying box; 7, holder;8, laminate;9, pedestal;10, stabilizer blade;11, second temperature sensor;12, vacuum pump;13, valve;14, vacuum pipe; 15, rotary handle;16, upper through-hole;17, upper plugging;18, cold air cavity;19, lower through-hole;20, lower plugging;21, partition board;22, bullet Spring;23, rotary shaft.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.The every other embodiment that ordinary people in the field is obtained without making creative work, belongs to The scope of protection of the utility model.
Embodiment:A kind of chitosan sponge dressing freeze dryer.
It is shown in reference picture 1, Fig. 2, a kind of chitosan sponge dressing freeze dryer, including:Pedestal 9;On the pedestal 9 Drying box 6,6 bottom of drying box is provided with second temperature sensor 11;Both sides are provided with holder 7 in the drying box 6, described Laminate 8 is provided between holder 7;Cold air case 5 above drying box 6 is provided with cold air cavity 18 in the cold air case 5, Rotary shaft 23, partition board 21 and spring 22 are provided in the cold air cavity 18,23 both sides of the rotary shaft are provided with 17 He of plugging Lower plugging 20, the partition board 21 are mounted on 23 both sides of rotary shaft, and the spring 22 is set between partition board 21 and cold air case 5, cold 5 outside of gas tank is provided with rotary handle 15;It is set to the cold sunken case 3 of 5 top of cold air case, condensation is provided in the cold sunken case 3 Pipe 2,3 outer side upper end of cold sunken case are provided with connecting tube 1;Cold 3 bottom of sunken case is provided with the first temperature sensor 4;Cold 3 He of sunken case Contact position is provided with through-hole 16 on several between cold air case 5;If contact position is provided between drying box 6 and cold air case 5 Dry lower through-hole 19;The upper plugging 17 being arranged in cold air case 5 is corresponding with 16 position of upper through-hole, the lower plugging 20 and lower through-hole 19 positions are corresponding;Vacuum pump 12, the vacuum pump 12 is connected to drying box 6 by vacuum pipe 14, on the vacuum pipe 14 It is provided with valve 13.
In the above-mentioned technical solutions, the connecting tube 1 on cold sunken case 3 connects refrigeration equipment, and cold air enters the cold of cold sunken case 3 In solidifying pipe 2, the first temperature sensor 4 detects the temperature change in cold sunken case 3 in real time, when temperature reaches demand, by turning Rotary handle 15 outside dynamic cold air case 5, by 23 both sides of rotary shaft upper plugging 17 and lower plugging 20 it is close to 21 direction of partition board, Upper plugging 17 and upper through-hole 16 detach, and lower plugging 20 and lower through-hole 19 detach, when upper plugging 17 and lower plugging 20 are close to partition board 21 Spring 22 can play cushioning effect, avoid too drastic collision;Cold air in cold sunken case 3 enters cold air cavity 18 by upper through-hole 16, then Cooling chitosan sponge dressing in drying box 6 is entered via lower through-hole 19, when the second temperature sensor 11 in drying box 6 is examined When measuring temperature and reaching certain value, rotation rotary handle 15 by upper plugging 17 and lower plugging 20 block respectively upper through-hole 16 and under Through-hole 19, the then work of vacuum pump 12, opens the valve 13 on vacuum pipe 14, to being vacuumized in drying box 6, in Gao Zhen In the state of sky, using sublimation principle, make the moisture in the chitosan sponge dressing freezed, without the thawing of ice, directly with The distillation of ice state is removed for vapor, to reach the purpose of cooling drying.
The above be the utility model preferred embodiment, but the utility model should not be limited to the embodiment and Attached drawing disclosure of that is all fallen so every do not depart from the lower equivalent or modification completed of spirit disclosed in the utility model Enter the range of the utility model protection.

Claims (6)

1. a kind of chitosan sponge dressing freeze dryer, which is characterized in that including:
Pedestal;
Drying box on the base is installed, both sides are provided with holder in the drying box, and layer is provided between the holder Plate;
Cold air case above drying box is provided with cold air cavity in the cold air case, rotation is provided in the cold air cavity Axis, partition board and spring, the rotary shaft both sides are provided with plugging and lower plugging, and the partition board is mounted on rotary shaft both sides, institute It states spring to be set between partition board and cold air case, rotary handle is provided on the outside of cold air case;
The cold sunken case being set to above cold air case, condenser pipe is provided in the cold sunken case, and the outer side upper end of cold sunken case is provided with Connecting tube;Contact position is provided with through-hole on several between cold sunken case and cold air case;Position is contacted between drying box and cold air case It installs and is equipped with several lower through-holes;
Vacuum pump, the vacuum pump are connected to drying box by vacuum pipe, valve are provided on the vacuum pipe.
2. chitosan sponge dressing freeze dryer as described in claim 1, it is characterised in that:The cold sunken bottom portion is provided with One temperature sensor.
3. chitosan sponge dressing freeze dryer as described in claim 1, it is characterised in that:The drying box bottom is provided with Two temperature sensors.
4. chitosan sponge dressing freeze dryer as described in claim 1, it is characterised in that:Four ends of base bottom angle is equal It is provided with stabilizer blade.
5. chitosan sponge dressing freeze dryer as described in claim 1, it is characterised in that:What is be arranged in the cold air case is upper stifled Pipe is corresponding with upper lead to the hole site, and the lower plugging is corresponding with lower through-hole position.
6. chitosan sponge dressing freeze dryer as described in claim 1, it is characterised in that:The laminate is provided with polylith and is in It is evenly spaced on.
CN201721736377.9U 2017-12-13 2017-12-13 A kind of chitosan sponge dressing freeze dryer Active CN207649232U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721736377.9U CN207649232U (en) 2017-12-13 2017-12-13 A kind of chitosan sponge dressing freeze dryer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721736377.9U CN207649232U (en) 2017-12-13 2017-12-13 A kind of chitosan sponge dressing freeze dryer

Publications (1)

Publication Number Publication Date
CN207649232U true CN207649232U (en) 2018-07-24

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CN201721736377.9U Active CN207649232U (en) 2017-12-13 2017-12-13 A kind of chitosan sponge dressing freeze dryer

Country Status (1)

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CN (1) CN207649232U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109253586A (en) * 2018-09-06 2019-01-22 扬州日兴生物科技股份有限公司 A kind of preparation method of chitosan

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109253586A (en) * 2018-09-06 2019-01-22 扬州日兴生物科技股份有限公司 A kind of preparation method of chitosan

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