CN210220404U

CN210220404U - Novel external alternative trap for freeze-drying

Info

Publication number: CN210220404U
Application number: CN201920311239.9U
Authority: CN
Inventors: Zhengguo Sun; 孙正国; Sanqiang Lai; 来三强; Haoyong Cui; 崔浩永; Guangyue Han; 韩广跃
Original assignee: BEIBINGYANG FOOD ENGINEERING Co Ltd SHENYANG
Current assignee: BEIBINGYANG FOOD ENGINEERING Co Ltd SHENYANG
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-03-31
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses a freeze-drying is with novel external trap in turn, including dry cabin, trap, ice-melt jar, separate into working chamber A and working chamber B through the baffle in the trap, all install the refrigeration calandria in working chamber A and the working chamber B be equipped with two evacuation pipes that are linked together with working chamber A and working chamber B on the trap, the gas outlet is linked together through connecting pipe B and working chamber A and working chamber B. This freeze-drying is with novel external trap in turn, the trap is whole to be moved outside the dry cabin, divide into two cavitys, establishes the refrigeration calandria in, and two cavitys are connected with the dry cabin through the pneumatic valve respectively, and the freeze-drying in-process is opened and is closed through the timing to the pneumatic valve of both sides, realizes steam entrapment in turn, can make the trap in the ice sheet thickness on the refrigeration calandria remain throughout at lower level, improves steam entrapment efficiency, also no longer needs solitary ice-melt time after the freeze-drying finishes.

Description

Novel external alternative trap for freeze-drying

Technical Field

The utility model relates to a refrigeration plant technical field specifically is a freeze-drying is with novel external trap in turn.

Background

Vacuum freeze drying is a drying technology for dehydrating materials by utilizing the sublimation principle, the materials are quickly frozen and then heated in a vacuum (lower than the triple point pressure of water) environment, the freeze drying simplifies the sterile operation process, is particularly suitable for a plurality of heat-sensitive materials, simultaneously, the loss of some volatile components in the preparation is very small, the original properties can be kept, the stability of dry powder is improved, the dried materials are loose and porous and are spongy, and the materials are quickly and completely dissolved after being added with water and almost immediately recover the original properties, so the freeze drying is a very useful and necessary process for the fields of biological pharmacy and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a freeze-drying is with novel external trap in turn to solve steam entrapment inefficiency, the problem of ice-melt alone after the freeze-drying finishes.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a freeze-drying is with novel external trap in turn, includes dry cabin, trap, ice-melt jar, the trap is linked together through connecting pipe A and ice-melt jar, become working chamber A and working chamber B through separating into in the trap, all install the refrigeration calandria in working chamber A and the working chamber B be equipped with two vacuum tube that are linked together with working chamber A and working chamber B on the trap, the gas outlet has been seted up on the dry cabin, the gas outlet is linked together through connecting pipe B and working chamber A and working chamber B, be equipped with the pneumatic valve on the connecting pipe B.

Preferably, the number of the air outlets is two, and the two air outlets are respectively communicated with the working cavity A and the working cavity B through two connecting pipes B.

Preferably, the number of the air outlets is one, and the air outlets are respectively communicated with the working cavity A and the working cavity B through a tee-joint type connecting pipe B.

Preferably, the refrigeration calandria is arranged in the working cavity A and the working cavity B in a reciprocating bending mode.

Preferably, the pneumatic valve is disposed proximate the trap.

Compared with the prior art, the beneficial effects of the utility model are that: this freeze-drying is with novel external trap in turn, the trap is whole to be moved outside the dry cabin, divide into two cavitys, establishes the refrigeration calandria in, and two cavitys are connected with the dry cabin through the pneumatic valve respectively, and the freeze-drying in-process is opened and is closed through the timing to the pneumatic valve of both sides, realizes steam entrapment in turn, can make the trap in the ice sheet thickness on the refrigeration calandria remain throughout at lower level, improves steam entrapment efficiency, also no longer needs solitary ice-melt time after the freeze-drying finishes.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of embodiment 1 of the present invention;

fig. 3 is a schematic view of embodiment 2 of the present invention.

In the figure: 1. the device comprises a drying cabin, 2, a catcher, 3, an ice melting tank, 4, an air outlet, 5, connecting pipes A and 6, connecting pipes B and 7, a pneumatic valve, 8, a refrigerating discharge pipe, 9, a vacuum pumping pipe, 10, working cavities A and 11, a partition board, 12 and a working cavity B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: a novel external alternative trap for freeze-drying, please refer to fig. 1 and 2, comprises a drying cabin 1, a trap 2 and an ice melting tank 3, wherein the trap 2 is communicated with the ice melting tank 3 through a connecting pipe A, the trap 2 is internally divided into a working cavity A10 and a working cavity B12 through a partition plate 11, refrigeration calandria 8 are respectively arranged in the working cavity A10 and the working cavity B12, the refrigeration calandria 8 is arranged in the working cavity A10 and the working cavity B12 in a reciprocating bending mode, the trap 2 is provided with two vacuumizing pipes 9 communicated with a working cavity A10 and a working cavity B12, the drying cabin 1 is provided with two air outlets 4, the air outlets 4 are communicated with the working cavity A10 and the working cavity B12 through connecting pipes B6, the number of the air outlets 4 is two, the two air outlets 4 are respectively communicated with the working cavity A10 and the working cavity B12 through two connecting pipes B6, the connecting pipe B6 is provided with a pneumatic valve 7, and the pneumatic valve 7 is arranged close to the trap 2;

example 2: a novel external alternative trap for freeze-drying, please refer to fig. 1 and 3, comprising a drying cabin 1, a trap 2 and an ice melting tank 3, wherein the trap 2 is communicated with the ice melting tank 3 through a connecting pipe A, the trap 2 is internally divided into a working chamber A10 and a working chamber B12 through a partition plate 11, a refrigeration calandria 8 is respectively arranged in the working chamber A10 and the working chamber B12, the refrigeration calandria 8 is arranged in the working chamber A10 and the working chamber B12 in a reciprocating bending way, the trap 2 is provided with two vacuumizing pipes 9 communicated with a working cavity A10 and a working cavity B12, the drying cabin 1 is provided with an air outlet 4, the air outlet 4 is communicated with the working cavity A10 and the working cavity B12 through a connecting pipe B6, the number of the air outlets 4 is one, one air outlet 4 is respectively communicated with the working cavity A10 and the working cavity B12 through a three-way connecting pipe B6, the connecting pipe B6 is provided with a pneumatic valve 7, and the pneumatic valve 7 is arranged close to the trap 2;

after the pneumatic valve 7 on the connecting pipe B6 at the working cavity A10 is closed, the working cavity B12 works at the moment, when the switching use is carried out, the pneumatic valve 7 on the connecting pipe B6 at the working cavity B12 is closed, the working cavity A10 works at the moment, the specific working mode is that the working cavity A10 in the catcher 2 is communicated with the drying cabin and communicated with the vacuum pump set of the working cavity A10 for vacuum pumping work, meanwhile, the catcher 2 is disconnected with the ice melting tank 3, the refrigeration calandria 8 starts refrigeration, the freeze-dried water vapor is trapped on the refrigeration calandria in the working cavity A10 to form an ice layer, at the moment, the working cavity A10 is communicated with the ice melting tank 3, the working cavity A10 is disconnected with the drying cabin 1 and the vacuum pump, the refrigeration calandria 8 stops refrigeration, the negative pressure vapor in the ice melting tank 3 enters the working cavity A10 to melt the ice layer on the refrigeration calandria 8, the trapping 2 realizes the ice melting on one side of the, thus, the ice layer thickness on the refrigeration calandria 8 in the catcher 2 is always kept at a lower level by alternately catching and melting ice, the water vapor catching efficiency is improved, and the independent ice melting time is not needed after freeze drying.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a freeze-drying is with novel external catcher in turn, includes drying chamber (1), catcher (2), ice-melt jar (3), catcher (2) are linked together its characterized in that through connecting pipe A (5) and ice-melt jar (3): become working chamber A (10) and working chamber B (12) through baffle (11) in trap (2), all install refrigeration calandria (8) in working chamber A (10) and working chamber B (12) be equipped with two evacuation pipe (9) that are linked together with working chamber A (10) and working chamber B (12) on trap (2), gas outlet (4) have been seted up on dry cabin (1), gas outlet (4) are linked together through connecting pipe B (6) and working chamber A (10) and working chamber B (12), be equipped with pneumatic valve (7) on connecting pipe B (6).

2. The novel external alternative trap for lyophilization according to claim 1, wherein: the number of the air outlets (4) is two, and the two air outlets (4) are respectively communicated with the working cavity A (10) and the working cavity B (12) through two connecting pipes B (6).

3. The novel external alternative trap for lyophilization according to claim 1, wherein: the number of the air outlets (4) is one, and the air outlets (4) are respectively communicated with the working cavity A (10) and the working cavity B (12) through tee-joint type connecting pipes B (6).

4. The novel external alternative trap for lyophilization according to claim 1, wherein: the refrigeration calandria (8) is arranged in the working cavity A (10) and the working cavity B (12) in a reciprocating bending mode.

5. The new external alternative trap for lyophilization according to claim 1, 2 or 3, characterized in that: the pneumatic valve (7) is arranged close to the catcher (2).