CN218900878U

CN218900878U - Sublimation device

Info

Publication number: CN218900878U
Application number: CN202223318476.9U
Authority: CN
Inventors: 袁绍峰; 植飞; 董焓森; 赵静国; 彭芳; 陈新
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-25
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a sublimation device, which comprises a container, a heating mechanism and a condensing part, wherein the container comprises a shell and a cover body, the shell is provided with a containing cavity with an opening at the upper side and is used for containing materials, the cover body is detachably connected with the shell, the heating mechanism is arranged at the bottom of the container and is used for heating the materials in the containing cavity, and the condensing part is movably arranged in the containing cavity along the up-down direction and is used for condensing the materials.

Description

Sublimation device

Technical Field

The utility model relates to the technical field of sublimation, in particular to a sublimation device.

Background

Sublimation refers to that solid substances are directly changed into gas without liquid, when chemical experiments are carried out, substances with higher vapor pressure at the melting point temperature are purified, heating is carried out below the triple point of the substances to be purified, and the solid is directly sublimated into steam; the temperature is then reduced and the vapor recondenses to form solid particles. By adopting the method, a small amount of substances can be purified, and non-volatile impurities or solid substances with different volatilities in the substances to be purified are removed. The sublimation device in the laboratory is only suitable for micro sublimation, and cannot meet the sublimation preparation requirements of medicines with different filling amounts.

Disclosure of Invention

The utility model mainly aims to provide a sublimation device, which aims to solve the problem that a laboratory sublimation device in the prior art is not suitable for sublimation preparation requirements of medicines with different filling amounts.

To achieve the above object, the sublimation device according to the present utility model includes:

the container comprises a shell and a cover body, wherein the shell is provided with a containing cavity with an opening at the upper side and is used for containing materials, and the cover body is detachably connected with the shell;

the heating mechanism is arranged at the bottom of the container and used for heating the materials in the containing cavity; the method comprises the steps of,

and the condensing part is movably arranged in the accommodating cavity along the up-down direction and is used for condensing the materials.

Optionally, the condensing part comprises a condensing plate, a connecting part extending up and down is arranged on the upper side of the condensing plate, and the connecting part movably penetrates through the cover body so as to drive the condensing plate to move up and down.

Optionally, the circumference of the connecting piece is wound with threads;

the cover body is penetrated with a screw hole matched with the connecting piece.

Optionally, a cooling channel is arranged in the condensing plate, and the condensing plate is provided with an inlet and an outlet which are communicated with the cooling channel and used for receiving in and receiving out cooling liquid;

the sublimation device further comprises a liquid inlet pipe and a liquid outlet pipe which penetrate through the connecting piece, so that the inlet and the outlet are respectively communicated.

Optionally, the temperature of the heating mechanism is adjustable.

Optionally, the heating mechanism includes:

the heating plate is arranged at the bottom of the container and comprises a heating film and two insulating cover plates, and the heating film is clamped between the two insulating cover plates which are overlapped up and down; the method comprises the steps of,

and the temperature control panel is electrically connected with the heating film and used for controlling the heating temperature of the heating film.

Optionally, the sublimation device further comprises a stirring mechanism for stirring the material in the cavity.

Optionally, the stirring mechanism includes:

the shaking table is rotatably arranged on the shell, is positioned at the bottom of the containing cavity and is close to the heating mechanism, and is provided with a bearing groove with an opening at the upper side and used for bearing the materials; the method comprises the steps of,

the driving mechanism is in driving connection with the shaking table so as to drive the shaking table to rotate relative to the container and stir the materials.

Optionally, the stirring mechanism further comprises a plurality of baffles arranged in the bearing groove, and the baffles extend up and down;

the lower ends of the baffles are penetrated with through holes extending horizontally, and the through holes are penetrated with the lower end surfaces of the baffles and are used for the materials to pass through.

Optionally, the casing includes from top to bottom first casing and second casing that sets gradually, the second casing corresponds heating mechanism sets up, just the material of second casing is adiabatic material, is used for the isolation heating mechanism with the heat transfer of first casing.

According to the technical scheme, the material is contained by the container, the heating mechanism is arranged at the bottom of the container and is used for heating the material in the containing cavity, the material is heated and sublimated into steam, and the steam is crystallized on the surface of the condensing part when the condensing part is cooled, the height of the condensing part can be adjusted up and down according to the material quantity in the container as the condensing part is movably arranged in the containing cavity up and down, the condensing part is adjusted down to be close to the material, so that the material can be sublimated on the condensing part faster and better, the sublimation quantity is increased, and the sublimation device is suitable for the sublimation requirements of the materials with different filling quantities through the condensing part with adjustable height.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a sublimation apparatus according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of the stirring mechanism of FIG. 1;

fig. 3 is a schematic structural view of a baffle of the plurality of baffles in fig. 1.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In view of this, the present utility model provides a sublimation apparatus, and fig. 1 to 3 are schematic views showing an embodiment of the sublimation apparatus according to the present utility model, and the present utility model is applicable to sublimation preparation requirements of medicines with different loading amounts, and the sublimation apparatus will be described with reference to the specific drawings.

Referring to fig. 1 to 3, the sublimation device 100 includes a container 1, a heating mechanism 2 and a condensation member 3, the container 1 includes a housing 11 and a cover 12, the housing 11 is provided with a cavity 13 with an opening at an upper side for accommodating a material, the cover 12 is detachably connected with the housing 11, the heating mechanism 2 is disposed at a bottom of the container 1 for heating the material in the cavity 13, and the condensation member 3 is movably disposed in the cavity 13 along an up-down direction for condensing the material.

According to the technical scheme of the utility model, the material is contained by the container 1, the heating mechanism 2 is arranged at the bottom of the container 1 and is used for heating the material in the containing cavity 13, the material is heated and sublimated into steam, and the surface of the condensing part 3 is crystallized when being cooled, as the condensing part 3 is movably arranged in the containing cavity 13 along the up-down direction, the height of the condensing part 3 can be adjusted up and down according to the material amount in the container 1, the condensing part 3 is downwards adjusted to be close to the material, so that the material can be quickly and better sublimated on the condensing part 3, the sublimation amount is increased, and the sublimation device 100 is suitable for the sublimation requirements of the materials with different filling amounts through the height-adjustable condensing part 3.

The condensing part 3 has a plurality of types, and is not limited in particular, in an embodiment, the condensing part 3 includes a condensing tube, in this embodiment, the condensing part 3 includes a condensing plate 31, the condensing plate 31 lower surface is used for contacting and condensing the material, area of contact is big, and the condensation is faster better, the condensing part 3 has a plurality of types along the mode of going up and down to the activity, and is not limited in particular, in this embodiment, the condensing plate 31 upside is equipped with a connecting piece 32 along extending up and down, the connecting piece 32 activity wears to establish the lid 12, so as to drive the condensing plate 31 is along going up and down to the activity. When the height of the condensation plate 31 needs to be adjusted, the connection piece 32 is driven to move up and down by operating the connection piece 32 to penetrate out of the upper end of the cover body 12, so as to drive the condensation plate 31 to move up and down. The connector 32 is movable relative to the cover 12 in various manners, and is not limited herein, in this embodiment, a thread 321 is wound around the circumference of the connector 32, the cover 12 is penetrated with a screw hole matched with the connector 32, and the connector 32 is rotated to be adjusted up and down. Further, the connecting piece 32 is detachably connected with the condensation plate 31, so that the condensation plate 31 is convenient to detach, and the crystallized materials are convenient to scrape and clean.

Because there are multiple materials, the temperature difference between sublimation and condensation of the materials is not limited, when the temperature difference between sublimation and condensation of the materials is large, the natural condensation mode is not suitable, in order to improve the condensation effect of the materials, in this embodiment, a cooling channel 311 is disposed inside the condensation plate 31, the condensation plate 31 is provided with an inlet and an outlet which are communicated with the cooling channel 311 and are used for receiving and receiving cooling liquid, and the sublimation device 100 further comprises a liquid inlet pipe 322 and a liquid outlet pipe 323 which penetrate through the connecting piece 32 and are respectively communicated with the inlet and the outlet. The cooling liquid is circulated through the cooling channels 311 in the condensing plate 31 to lower the temperature of the condensing plate 31, so that the material can be sublimated and crystallized on the surface of the condensing plate 31 more quickly. Further, in order to enhance the desublimation effect, the condensation plate 31 is arranged in a hollow manner to form the cooling channel 311, and the condensation plate 31 is arranged in a hollow manner, so that the cooling liquid fills the condensation plate 31, and the cooling effect is enhanced.

In order to meet the sublimation temperature requirements of different materials, the temperature of the heating mechanism 2 can be adjusted. The heating mechanism 2 that the temperature can be adjusted and set up has multiple, specifically not limited, in this embodiment, heating mechanism 2 includes hot plate and temperature control panel, the hot plate is located container 1 bottom, the hot plate includes heating film and two insulating cover plates, the heating film presss from both sides and locates between two insulating cover plates that overlap from top to bottom, temperature control panel electricity is connected the heating film is used for the control the heating temperature of heating film. The heating film and the insulating cover plate are not limited specifically, heating and insulating requirements can be met, in one embodiment, the heating film comprises an electric heating wire heating film, in another embodiment, the heating film comprises a nickel-chromium metal infrared heating film, in this embodiment, the heating film comprises a graphene far infrared heating film, and the insulating cover plate comprises toughened glass.

In the process of heating and sublimating the material, when the material is more, in order to avoid the problem that the material is heated unevenly at the bottom of the container 1 and leads to carbonization, the sublimation device 100 further comprises a stirring mechanism 4 for stirring the material in the cavity 13. In the process of heating the material by the heating mechanism 2, the stirring mechanism 4 stirs the material, so that the material is heated more uniformly, the material paste bottom is avoided, and the utilization rate of the material is increased. In the sublimation process of the sublimation device 100, the stirring mechanism 4 can be opened or closed, the materials are small and are uniformly paved at the bottom of the container 1, and the stirring mechanism 4 is closed; when the materials are more, the stirring mechanism 4 is started to stir the materials, so that the problem that the sublimation device 100 in the prior art can only place a small amount of thin layers of the materials is solved, the sublimation device is suitable for sublimating the materials in a large amount, and the sublimation efficiency is improved.

The stirring mechanism 4 is various, and particularly, but not limited to, in an embodiment, the cover 12 may be rotatably mounted on the container 1 along an axis extending vertically, the stirring mechanism includes a stirring rod disposed on the cover 12 and extending downward, the stirring rod extends downward to the bottom of the cavity 13, the cover 12 rotates to drive the stirring rod to rotate, so as to stir the material, and because the stirring rod passes through a sublimation space of the cavity 13 when extending downward from top, there is a problem that the material sublimates on the stirring rod, or steam stirring the material affects sublimation effect; in this embodiment, the stirring mechanism 4 includes a table 41 and a driving mechanism, the table 41 is rotatably mounted on the housing 11, and is located at the bottom of the accommodating cavity 13 and near to the heating mechanism 2, the table 41 is provided with a carrying slot 411 with an upper opening, and is used for carrying the material, the driving mechanism is in driving connection with the table 41, when the material is more, the driving mechanism drives the table 41 to rotate relative to the container 1 to stir the material, and in this embodiment, the table 41 is disposed at the lower part of the accommodating cavity 13, and directly stirs the material, so that the sublimated space on the upper part of the accommodating cavity 13 is not affected.

The manner in which the cradle 41 is rotatably mounted to the housing 11 is not particularly limited, and in order to facilitate cleaning and replacement of the cradle 41 and placement of the material, in this embodiment, the cradle 41 is detachably rotatably mounted to the housing 11.

The driving mechanism includes, but is not limited to, a motor that is drivingly connected to the swing table 41 to drive the swing table 41 to rotate in this embodiment.

It should be noted that in this embodiment, the heating mechanism 2 includes the heating plate and the temperature control panel, the shaking table 41 of the stirring mechanism can be independently set up with the heating plate, the heating plate is located the shaking table 41 below heats, but because the shaking table 41 can have the clearance with the heating plate when rotating, influences heating effect, in another embodiment, the heating plate can install in the shaking table 41 and set up in bear the weight of the groove 411 downside, so that the shaking table 41 drives when rotating the heating plate, guarantees the laminating of heating plate with the material improves heating effect for heating temperature is more stable.

In order to improve the stirring effect of the stirring mechanism 4, the stirring mechanism 4 further includes a plurality of baffles 42 disposed in the carrying tank 411, the baffles 42 extend up and down, through holes 421 extending horizontally are formed at the lower ends of the baffles 42, and the through holes 421 are formed at the lower end surfaces of the baffles 42 for the material to pass through. When the shaking table 41 rotates to shake the material, the plurality of baffles 42 block part of the material to pass through so as to achieve the effect of stirring the material. The number and positions of the baffles are not limited, and in this embodiment, four baffles are provided and circumferentially disposed along the carrying slot 411.

In order to avoid the heat of the heating mechanism 2 being transferred to the upper portion of the container 1, the condensation member 3 is sublimated to affect the material, the housing 11 includes a first housing 111 and a second housing 112 sequentially disposed from top to bottom, the second housing 112 is disposed corresponding to the heating mechanism 2, and the material of the second housing 112 is a heat insulation material, so as to insulate the heat transfer between the heating mechanism 2 and the first housing 111.

The sublimation device 100 further comprises a supporting seat 5, and the container 1 and the heating mechanism 2 are both installed on the upper side of the supporting seat 5, so that the sublimation device 100 is convenient to carry and place. The support seat 5 is not limited to be specifically set, in this embodiment, the support seat 5 includes a support plate 51 and support columns 52, the upper side of the support plate 51 is used for installing the heating mechanism 2 and the container 1, the support columns 52 are disposed on the lower side of the support plate 51, and a plurality of support columns are disposed along the circumferential direction of the support plate 51. The specific arrangement of the support plate 51 and the support column 52 is not limited, and the support plate 51 is filled with a heat insulation material, so that heat of the heating mechanism 2 is prevented from being conducted; the support column 52 includes at least the anti-skidding portion of downside, anti-skidding portion includes anti-skidding rubber, makes things convenient for the steady of sublimation device 100 is placed, and is fixed firm, avoids sublimating and receiving external force interference in the condensation process.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A sublimation apparatus, comprising:

the heating mechanism is arranged at the bottom of the container and used for heating the materials in the containing cavity; and the condensing part is movably arranged in the accommodating cavity along the up-down direction and is used for condensing the materials.

2. The sublimation apparatus of claim 1 wherein the condensing member comprises a condensing plate, wherein a connecting member extending up and down is provided on an upper side of the condensing plate, and the connecting member movably penetrates the cover body to drive the condensing plate to move up and down.

3. Sublimation apparatus according to claim 2, wherein the connector is threaded around the periphery thereof;

4. The sublimation apparatus of claim 2, wherein a cooling passage is provided in the interior of the condensation plate, the condensation plate having an inlet and an outlet in communication with the cooling passage for receiving and delivering a cooling fluid;

5. Sublimation apparatus according to claim 1, wherein the heating mechanism is temperature-adjustable.

6. Sublimation apparatus as recited in claim 5, wherein the heating mechanism comprises:

7. Sublimation apparatus as recited in claim 1, further comprising a stirring mechanism for stirring the material within the cavity.

8. Sublimation apparatus as recited in claim 7, wherein the agitation mechanism comprises:

9. The sublimation apparatus of claim 8, wherein the agitation mechanism further comprises a plurality of baffles disposed within the load-bearing tank, the plurality of baffles extending in an up-down direction;

10. The sublimation apparatus of claim 1, wherein the housing comprises a first housing and a second housing sequentially disposed from top to bottom, the second housing is disposed corresponding to the heating mechanism, and the material of the second housing is a heat insulating material for insulating heat transfer between the heating mechanism and the first housing.