CN212017843U - Low-temperature biosafety cabinet - Google Patents
Low-temperature biosafety cabinet Download PDFInfo
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- CN212017843U CN212017843U CN202020593877.7U CN202020593877U CN212017843U CN 212017843 U CN212017843 U CN 212017843U CN 202020593877 U CN202020593877 U CN 202020593877U CN 212017843 U CN212017843 U CN 212017843U
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Abstract
The utility model discloses a low temperature biosafety cabinet relates to experimental facilities technical field. The utility model comprises a cabinet body, a freeze drying component, a working chamber, an air supply component and an air exhaust component; the working room, the air supply assembly and the air exhaust assembly are all arranged inside the cabinet body; the air supply assembly is arranged above the working chamber; the air exhaust assembly is arranged above the air supply assembly. The utility model discloses a freeze drying subassembly obtains the low temperature drying air, and the rethread air supply subassembly sends the low temperature drying air into the studio, and arranges the outside to the cabinet body through the air of the subassembly of airing exhaust in with the studio after the experiment to realize that the inside of studio is in the low temperature environment all the time when operating condition, provide the protection of low temperature sample, guaranteed experimental efficiency, have higher market using value.
Description
Technical Field
The utility model belongs to the technical field of experimental facilities, especially, relate to a low temperature biosafety cabinet.
Background
The biosafety cabinet is widely applied to the fields of medical health, disease prevention and control, food sanitation, biopharmaceuticals, environmental monitoring, various biological laboratories and the like, is an important basis for guaranteeing biological safety and environmental safety, and is generally used for storing infectious biological materials such as primary cultures, strains of bacteria and viruses and diagnostic specimens.
At present, the biological safety cabinet among the prior art is generally through the effect of fan and filter when using and ensures that work area's cleanliness factor reaches the user demand, but the temperature in work area's the local space is uncontrollable, and the temperature in the local space is unanimous with ambient temperature usually, and this makes the temperature stability of the unable protection sample of biological safety cabinet when carrying out low temperature sample processing, probably produces irreversible damage to the sample, influences experimental efficiency. Therefore, there is a need to develop a low-temperature biosafety cabinet to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low-temperature biosafety cabinet, which aims at solving the problem in the prior art.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a low-temperature biosafety cabinet, which comprises a cabinet body, a freeze drying component, a working chamber, an air supply component and an air exhaust component; the working room, the air supply assembly and the air exhaust assembly are all arranged inside the cabinet body; the air supply assembly is arranged above the working chamber; the air exhaust assembly is arranged above the air supply assembly; low-temperature dry air is obtained through the freeze drying component and is sent into a working chamber through the air supply component; and air in the workshop is exhausted to the outside of the cabinet body through the air exhaust assembly.
Furthermore, an air outlet corresponding to the air exhaust assembly is formed in the top wall of the cabinet body.
Further, the exhaust assembly comprises an exhaust box and an exhaust filter; the air exhaust box is provided with a pair of air inlets and an air exhaust port; the air inlet is provided with an exhaust fan; the exhaust filter is arranged at the exhaust port; and the air exhaust end of the air exhaust filter is arranged at the air outlet.
Furthermore, the working chamber comprises a flow equalizing plate, a working table surface, an operation area vertical plate and an operation window; the flow equalizing plate is arranged in parallel with the working table surface; the flow equalizing plate is arranged at the air supply end of the air supply assembly; the working table top is arranged above the bottom wall of the cabinet body; the operation area vertical plate is arranged on one side of the rear side wall of the cabinet body; the operation window is arranged at the front part of the cabinet body.
Furthermore, the operation area vertical plate is connected with the working table top through an exhaust grid plate; an air exhaust channel is formed between the operation area vertical plate and the rear side wall of the cabinet body.
Further, the air supply assembly comprises an air supply box and an air supply filter; the air supply box is provided with a pair of air inlets and an air supply outlet; an air supply fan is arranged at the air inlet; the air supply filter is arranged at the air supply opening; the air supply end of the air supply filter corresponds to the position of the flow equalizing plate.
The utility model discloses following beneficial effect has:
the utility model discloses a freeze drying subassembly obtains the low temperature drying air, and the rethread air supply subassembly sends the low temperature drying air into the studio, and arranges the outside to the cabinet body through the air of the subassembly of airing exhaust in with the studio after the experiment to realize that the inside of studio is in the low temperature environment all the time when operating condition, provide the protection of low temperature sample, guaranteed experimental efficiency, have higher market using value.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a low-temperature biosafety cabinet according to the present invention;
FIG. 2 is a front view of the structure of FIG. 1;
fig. 3 is a schematic structural view of the cabinet body of the present invention;
fig. 4 is a schematic structural view of the air supply assembly of the present invention;
fig. 5 is a schematic structural view of the air exhaust assembly of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-cabinet body, 2-freeze drying component, 3-workshop, 4-air supply component, 5-air exhaust component, 6-bracket, 7-control panel, 8-air outlet protective grid plate, 101-air outlet, 301-flow equalizing plate, 302-workbench surface, 303-operation area vertical plate, 304-operation window, 401-air supply box, 402-air supply filter, 403-air supply fan, 501-air exhaust box, 502-air exhaust filter and 503-air exhaust fan.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention relates to a low temperature biosafety cabinet, which comprises a cabinet body 1, a freeze drying component 2, a working chamber 3, an air supply component 4, an air exhaust component 5, a bracket 6 and a control panel 7; the freeze drying component 2 is arranged on the top wall of the cabinet body 1; the freeze drying assembly 2 is a freeze dryer well known to those skilled in the art; the freeze drying component 2 comprises a compressor, an evaporator, a condenser and other components, water vapor is frozen at low temperature through the evaporator, and water is lost after defrosting, so that the aim of drying air is fulfilled; the freeze drying component 2 cools the air in the cabinet body 1, so that the temperature of the air in the cabinet body 1 is in a low-temperature state, the temperature can be from refrigeration to extremely low temperature, and low-temperature drying air is provided through the freeze drying component 2 while the temperature is reduced; the low-temperature dry air is sent to the working chamber 3 through the air supply assembly 4 in the cabinet body 1, so that the interior of the working chamber 3 is in a low-temperature environment, and the protection of a low-temperature sample is provided;
the working room 3, the air supply assembly 4 and the air exhaust assembly 5 are all arranged inside the cabinet body 1; the working chamber 3 is arranged at the lower part of the cabinet body 1; a positive pressure cabin is arranged above the working room 3 and inside the cabinet body 1; the air supply assembly 4 is arranged above the working chamber 3; the air exhaust component 5 is arranged above the air supply component 4; the air supply assembly 4 and the air exhaust assembly 5 are both arranged in the positive pressure cabin; the bracket 6 is arranged at the bottom of the cabinet body 1 and is used for supporting the cabinet body 1; the control panel 7 is arranged on one outer wall of the cabinet body 1; the control panel 7 is a control member well known to those skilled in the art; the control panel 7 is electrically connected with the freeze drying component 2, the working chamber 3, the air supply component 4 and the air exhaust component 5;
the freeze drying component 2 and the air supply component 4 are started in sequence through the control panel 7, low-temperature dry air is obtained through the freeze drying component 2, and then the low-temperature dry air is sent to the working chamber 3 through the air supply component 4; after the working chamber 3 is used, the freeze drying component 2 and the air supply component 4 are closed through the control panel 7, the air exhaust component 5 is started through the control panel 7, and the air in the working chamber 3 is exhausted to the outside of the cabinet body 1 through the air exhaust component 5.
As shown in fig. 1-3 and fig. 5, the top wall of the cabinet body 1 is provided with an air outlet 101 corresponding to the air exhaust assembly 5; an air outlet protective grid plate 8 with an inverted V-shaped structure is arranged in the air outlet 101; the exhaust assembly 5 comprises an exhaust box 501 with a rectangular structure and an exhaust filter 502 with a rectangular structure; the exhaust box 501 has a pair of air inlets and an exhaust port; the two air inlets are symmetrically arranged at one opposite end part of the air exhaust box 501; an exhaust fan 503 is arranged at the air inlet; the exhaust filter 502 is mounted on the top of the exhaust box 501; the exhaust filter 502 is installed at the exhaust port; the air inlet end of the exhaust filter 502 corresponds to the position of the air outlet; the air exhaust end of the air exhaust filter 502 is arranged at the air outlet 101; the exhaust filter 502 and exhaust fan 503 are both devices well known to those skilled in the art.
As shown in fig. 3, the working chamber 3 includes a flow equalizing plate 301, a work table 302, a U-shaped operation area vertical plate 303, and an operation window 304; the flow equalizing plate 301, the working table 302, the operation area vertical plate 303 and the operation window 304 are correspondingly connected to form a working chamber 3; the flow equalizing plate 301 is arranged in parallel with the working table surface 302; the flow equalizing plate 301 is arranged at the air supply end of the air supply assembly 4; a plurality of flow equalizing holes are formed in the upper surface of the flow equalizing plate 301; the working table 302 is arranged above the bottom wall of the cabinet body 1; the operation area vertical plate 303 is arranged on one side of the rear side wall of the cabinet body 1; the operation area vertical plate 303 is connected with the working table top 302 through an exhaust grid plate; an air exhaust channel is formed between the operation area vertical plate 303 and the rear side wall of the cabinet body 1; during air exhaust, air is exhausted to the outside of the cabinet body 1 through the air exhaust grid plate, the air exhaust channel, the air exhaust assembly 5 and the air outlet 101; the operation window 304 is arranged at the front part of the cabinet 1; the operation window 304 can be opened, which is convenient for the personnel to perform the experiment operation.
As shown in fig. 1-2 and 4, the air supply assembly 4 includes an air supply box 401 and an air supply filter 402; the air supply box 401 has a pair of air inlets and an air supply outlet; the two air inlets are arranged on the top wall of the air supply box 401; an air supply fan 403 is arranged at the air inlet; the blowing filter 402 is mounted at the lower part of the blowing box 401; the air supply filter 402 is installed at the air supply port; the air inlet end of the air supply filter 402 corresponds to the position of an air supply outlet; the air supply end of the air supply filter 402 corresponds to the position of the flow equalizing hole of the flow equalizing plate 301; the supply air filter 402 and the supply air fan 403 are devices well known to those skilled in the art.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A low-temperature biosafety cabinet is characterized by comprising a cabinet body (1), a freeze drying component (2), a working chamber (3), an air supply component (4) and an air exhaust component (5);
the freeze drying component (2) is used for obtaining low-temperature drying air;
the working room (3), the air supply assembly (4) and the air exhaust assembly (5) are all arranged inside the cabinet body (1);
the air supply assembly (4) is arranged above the working chamber (3);
the air supply assembly (4) is used for supplying low-temperature dry air into the working chamber (3);
the air exhaust assembly (5) is arranged above the air supply assembly (4); the air exhaust assembly (5) is used for exhausting air in the working room (3) to the outside of the cabinet body (1).
2. A low temperature biosafety cabinet according to claim 1, characterized in that the top wall of the cabinet body (1) is provided with an air outlet (101) corresponding to the air exhaust assembly (5).
3. A cryogenic biosafety cabinet according to claim 2, characterized in that the venting assembly (5) comprises a venting box (501) and a venting filter (502); the air exhaust box (501) is provided with a pair of air inlets and an air exhaust opening; the air inlet is provided with an exhaust fan (503); the exhaust filter (502) is arranged at the exhaust port; the air exhaust end of the air exhaust filter (502) is arranged at the air outlet (101).
4. A cryogenic biosafety cabinet according to claim 1, characterized in that the working chamber (3) comprises a flow equalizing plate (301), a working table (302), an operation area riser (303) and an operation window (304);
the flow equalizing plate (301) is arranged in parallel with the working table top (302);
the flow equalizing plate (301) is arranged at the air supply end of the air supply assembly (4);
the working table top (302) is arranged above the bottom wall of the cabinet body (1);
the operation area vertical plate (303) is arranged on one side of the rear side wall of the cabinet body (1);
the operation window (304) is arranged at the front part of the cabinet body (1).
5. A low temperature biosafety cabinet according to claim 4, characterized in that the operation area vertical plate (303) is connected with the working table (302) through a wind discharging grid plate; an air exhaust channel is formed between the operation area vertical plate (303) and the rear side wall of the cabinet body (1).
6. A cryogenic biosafety cabinet according to claim 4 or 5, characterized in that the air supply assembly (4) comprises an air supply box (401) and an air supply filter (402);
the air supply box (401) is provided with a pair of air inlets and an air supply outlet;
an air supply fan (403) is arranged at the air inlet;
the air supply filter (402) is arranged at the air supply opening; the air supply end of the air supply filter (402) corresponds to the position of the flow equalizing plate (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020593877.7U CN212017843U (en) | 2020-04-20 | 2020-04-20 | Low-temperature biosafety cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020593877.7U CN212017843U (en) | 2020-04-20 | 2020-04-20 | Low-temperature biosafety cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212017843U true CN212017843U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020593877.7U Active CN212017843U (en) | 2020-04-20 | 2020-04-20 | Low-temperature biosafety cabinet |
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| CN (1) | CN212017843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375452A (en) * | 2020-04-20 | 2020-07-07 | 中科美菱低温科技股份有限公司 | Low-temperature biosafety cabinet |
-
2020
- 2020-04-20 CN CN202020593877.7U patent/CN212017843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375452A (en) * | 2020-04-20 | 2020-07-07 | 中科美菱低温科技股份有限公司 | Low-temperature biosafety cabinet |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220601 Address after: No.1862, Zishi Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: ZHONGKE MEILING CRYOGENICS Co.,Ltd. Patentee after: Anhui Lingan Medical Instrument Co., Ltd Address before: No.1862, Zishi Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: ZHONGKE MEILING CRYOGENICS Co.,Ltd. |
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| TR01 | Transfer of patent right |