CN218903019U - Fume hood with vacuum drying box - Google Patents
Fume hood with vacuum drying box Download PDFInfo
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- CN218903019U CN218903019U CN202122344227.6U CN202122344227U CN218903019U CN 218903019 U CN218903019 U CN 218903019U CN 202122344227 U CN202122344227 U CN 202122344227U CN 218903019 U CN218903019 U CN 218903019U
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- vacuum drying
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Abstract
The utility model discloses a fume hood with a vacuum drying box, which comprises a cabinet body and the vacuum drying box, wherein an experiment cavity is formed at the upper part of the cabinet body, an operation port is arranged on one side wall of the experiment cavity, the experiment cavity is internally used for carrying out chemical experiments, and a ventilation opening is formed on the upper wall surface of the experiment cavity; the vacuum drying box is arranged at the lower part of the cabinet body and is provided with a drying cavity for drying chemical reagents or laboratory ware. So set up for this fume chamber has possessed dry function on former area unchangeable basis, and reasonable space of utilizing the cabinet body is convenient for the design of integrating of equipment in the laboratory, makes operating personnel's experimental operation more convenient.
Description
Technical Field
The utility model relates to the technical field of experimental equipment, in particular to a fume hood with a vacuum drying box.
Background
The laboratory fume hood is an indispensable component in laboratory design and is used for workers to build chemical experiments, so that the workers in the laboratory are prevented from inhaling or swallowing in toxic, pathogenic or unidentified chemical substances and gases. The existing fume hood is single in function and is not beneficial to the integrated design of experimental equipment.
Disclosure of Invention
The utility model mainly aims to provide a fume hood with a vacuum drying box, and aims to solve the problems of high labor intensity and low production efficiency in the existing assembly process.
In order to achieve the above object, the present utility model provides a fume hood with a vacuum drying oven, comprising:
the experiment device comprises a cabinet body, wherein an experiment cavity is formed in the upper portion of the cabinet body, an operation port is formed in one side wall of the experiment cavity, the experiment cavity is internally used for carrying out chemical experiments, and a ventilation opening is formed in the upper wall surface of the experiment cavity; the method comprises the steps of,
the vacuum drying box is arranged at the lower part of the cabinet body and is provided with a drying cavity for drying chemical reagents or laboratory ware.
Optionally, the fume chamber of taking vacuum drying cabinet still includes the vacuum pump, the vacuum pump is located the lower part of the cabinet body, and with the vacuum drying cabinet interval sets up, the vacuum pump is used for the intercommunication the experiment chamber and/or the drying chamber.
Optionally, a first pipeline is further arranged on the cabinet body, and one end of the first pipeline extends into the experiment cavity;
the vacuum drying box is also provided with a second pipeline, and one end of the second pipeline is communicated with the drying cavity;
the vacuum pump is selectively communicated with the other end of the first pipeline or the other end of the second pipeline and is used for carrying out suction filtration on the chemical reagent in the experiment cavity or carrying out vacuum pumping on the drying cavity.
Optionally, a pressure gauge is connected to the first pipe and/or the second pipe.
Optionally, the fume chamber with the vacuum drying box further comprises a waste liquid collector, wherein the waste liquid collector is arranged below the experiment cavity and is arranged at intervals with the vacuum drying box.
Optionally, the fume hood with the vacuum drying box further comprises a vacuum pump and a waste liquid collector;
the lower part of the cabinet body forms three cabins which are sequentially arranged along the length direction of the cabinet body, and the three cabins are respectively provided for the vacuum drying box, the vacuum pump and the waste liquid collector to be arranged.
Optionally, a temperature sensor is arranged in the drying cavity.
Optionally, the fume hood with the vacuum drying oven further comprises a glass sensing door which moves up and down to shield the operation opening.
Optionally, a display screen is arranged on the side surface of the cabinet body, on which the operation port is arranged.
Optionally, at least one socket is arranged on the side surface of the cabinet body, on which the operation port is arranged.
According to the technical scheme, the experiment cavity can be used for setting up a chemical experiment and connecting vessels to perform a reagent reaction experiment, the ventilation opening provides a good experiment environment for the experiment cavity and avoids harmful gas aggregation, the lower part of the cabinet body is provided with the vacuum drying box, and the reagent and the vessels before and after the experiment can be quickly dried by the vacuum drying box.
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 perspective view of an embodiment of a fume hood with a vacuum drying oven according to the present utility model;
FIG. 2 is a schematic side view of the fume hood of FIG. 1 with a vacuum drying oven;
fig. 3 is a schematic top view of the collector assembly of 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.
In the case where a directional instruction is involved in the embodiment of the present utility model, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. 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.
Laboratory fume hoods generally have a laboratory chamber with ventilation. In order to adapt to the height of an operation table, the lower part of the ventilation cabinet is generally provided with a certain space, and the lower space of the conventional ventilation cabinet is provided with a drawer or a clothes closet for placing certain files and materials. Fig. 1 to 3 are embodiments of a fume hood with a vacuum drying oven according to the present utility model.
Referring to fig. 1 to 3, a fume hood 100 with a vacuum drying box includes a hood body 1 and a vacuum drying box 2, wherein an experiment cavity 11 is formed at the upper part of the hood body 1, an operation port 111 is provided on one side wall of the experiment cavity 11, a chemical experiment is performed in the experiment cavity 11, and a ventilation port 112 is provided on the upper wall surface of the experiment cavity 11; the vacuum drying box 2 is arranged at the lower part of the cabinet body 1, and the vacuum drying box 2 is provided with a drying cavity for drying chemical reagents or laboratory ware.
According to the technical scheme, the experiment cavity 11 can be used for setting up a chemical experiment and connecting vessels to perform a reagent reaction experiment, the ventilation opening 112 provides a good experiment environment for the experiment cavity 11 and avoids harmful gas aggregation, the lower part of the cabinet body 1 is provided with the vacuum drying box 2, and the reagents and vessels before and after the experiment can be quickly dried by the vacuum drying box 2.
The vacuum drying box is specially designed for drying heat-sensitive, easily-decomposed and easily-oxidized substances, and can keep a certain vacuum degree in the drying cavity during operation, and can be filled with inert gas, especially, some articles with complex components can be quickly dried, and an intelligent digital temperature regulator is adopted for setting, displaying and controlling the temperature. The glass powder is widely applied to the research and application fields of biochemistry, chemical pharmacy, medical treatment and health, agricultural scientific research, environmental protection and the like, and is used for powder drying, baking and disinfection and sterilization of various glass containers. In an embodiment of the present utility model, the pump body for evacuating is removed from the vacuum drying oven, so that the volume of the vacuum drying oven is smaller, further, the fume hood 100 with a vacuum drying oven further includes a vacuum pump 3, the vacuum pump 3 is disposed at the lower portion of the cabinet body 1 and is spaced from the vacuum drying oven 2, and the vacuum pump 3 is used for communicating with the experiment cavity 11 and/or the drying cavity. The vacuum pump 3 is designed independently, the external vacuum pump 3 can be communicated with the drying cavity to carry out vacuumizing operation on the drying cavity, or is communicated with the experiment cavity 11, in a chemical experiment built in the experiment cavity 11, a connection relationship exists between part of experiment vessels, when the medicament is transferred and mixed with other medicaments, the external vacuum pump 3 can be connected with corresponding hoses to carry out vacuumizing on the connection of the experiment vessels, so that a negative pressure effect is generated, the medicaments can be dried rapidly, and in other embodiments, the vacuum pump 3 can be simultaneously communicated with the drying cavity and the experiment cavity 11, so that two functions can be simultaneously satisfied.
In this embodiment, the cabinet body 1 is further provided with a first pipe 12, and one end of the first pipe 12 extends into the experiment cavity 11; the vacuum drying oven 2 is also provided with a second pipeline, and one end of the second pipeline is communicated with the drying cavity; the vacuum pump 3 is selectively communicated with the other end of the first pipeline 12 or the other end of the second pipeline, and is used for filtering the chemical reagent in the experiment cavity 11 or vacuumizing the drying cavity. When the vacuum pump 3 is connected with the first pipeline 12, negative pressure is formed in the first pipeline 12, namely, the pressure in the suction filtration bottle is reduced, and the purpose of solid-liquid separation is achieved. When the vacuum pump 3 is connected with the second pipeline, a certain vacuum degree is kept in the drying cavity, and the working environment of the drying cavity is met.
Furthermore, the first pipeline 12 and the second pipeline may be selectively connected, and at this time, the vacuum pumping of the corresponding pipeline may be controlled by controlling the switch of the vacuum pump 3, or the first pipeline 12 and the second pipeline are both connected to the vacuum pump 3, at this time, two valves may be respectively provided for the first pipeline 12 and the second pipeline, and the corresponding valves may be opened to connect the corresponding pipelines.
In order to monitor the pressure state in each pipeline when the vacuum pump 3 is vacuuming, a pressure gauge is connected to the first pipeline 12 and/or the second pipeline. So as to facilitate monitoring and improve safety even if the current state is detected. In this embodiment, pressure gauges are disposed on the first pipe 12 and the second pipe, and can be compared with a dial attached to the vacuum pump 3.
Chemical experiments tend to produce waste liquids which contain harmful substances and cannot be placed directly in the air or mixed, and for this purpose, in one embodiment of the utility model, the fume hood with vacuum drying box 100 further comprises a waste liquid collector 4, wherein the waste liquid collector 4 is arranged below the experiment chamber 11 and is spaced from the vacuum drying box 2. The operating personnel guides the waste liquid obtained by the experiment into the waste liquid collector 4, and then the waste liquid collector 4 is subjected to centralized treatment, and the waste liquid collector 4 has different structures due to different application environments, but can ensure that the solution in the waste liquid collector is in a stable environment, so that the safety is ensured.
In this embodiment, the waste liquid collector 4 is separately provided, independent from the experiment chamber 11, or a pipe with a one-way valve may be provided, so that the waste liquid is directly introduced into the pipe from the experiment chamber 11 and flows into the waste liquid collector 4, which is not described in detail herein.
In order to reasonably utilize the lower space of the cabinet body 1, in this embodiment, the lower portion of the cabinet body 1 forms three cabins sequentially arranged along the length direction of the cabinet body 1, and the three cabins are respectively provided for the vacuum drying oven 2, the vacuum pump 3 and the waste liquid collector 4 to be arranged. The vacuum drying cabinet 2 is a cabinet structure, so that the vacuum drying cabinet is directly installed in a corresponding cabin, an outer baffle is arranged in the cabin where the vacuum pump 3 is located so as to hide a connected pipeline and a circuit, attractive appearance is guaranteed, the cabin where the waste liquid collector 4 is located is of a cabinet structure, waste liquid can be poured by opening a cabinet door, the cabinet door can be closed for shielding, the whole of the ventilation cabinet 100 with the vacuum drying cabinet is attractive, the lower space of the cabinet body 1 is reasonably distributed, and the ventilation cabinet is provided with functions of ventilation, chemical experiment construction, medicine vessel drying and waste liquid collection.
Further, a temperature sensor is arranged in the drying cavity. So as to monitor the temperature environment within the drying chamber.
The experiment chamber 11 should maintain a closed environment during the experiment to prevent the harmful gas from flowing to the outside environment, and thus, the fume hood with vacuum drying box 100 further includes a glass sensing door 5, and the glass sensing door 5 moves up and down to block the operation opening 111. The glass induction door 5 is automatically opened and closed through infrared induction, so that experimental requirements are met.
In addition, the fume hood 100 with a vacuum drying box is provided with a control unit, and correspondingly, the side surface of the cabinet body 1 provided with the operation opening 111 is provided with a display screen 6. The temperature and pressure can be limited by the display screen 6, and the control can be performed by operating on the display screen 6. A remote control switch can also be arranged to control the water path and the air path in the experiment cavity 11.
And, the side of the cabinet body 1 provided with the operation opening 111 is provided with at least one socket 7. The socket 7 is powered on so as to facilitate the power connection of an external tool, avoid potential safety hazards caused by winding of circuits in a laboratory, and specifically, the outer surface of the socket 7 is provided with a movable cover, and the movable cover is hinged on a shell of the socket 7 and can cover a jack of the socket 7 when the socket 7 is idle, so that safety is improved.
It should be noted that, the ventilation opening 112 is provided with a ventilation system, which can suck in external air and exhaust the internal air of the experiment cavity 11, so as to perform rapid ventilation, ensure the internal environment of the experiment cavity 11, and prevent chemical accidents after mixing various harmful gases.
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 (10)
1. A fume hood with a vacuum drying oven, comprising:
the experiment device comprises a cabinet body, wherein an experiment cavity is formed in the upper portion of the cabinet body, an operation port is formed in one side wall of the experiment cavity, the experiment cavity is internally used for carrying out chemical experiments, and a ventilation opening is formed in the upper wall surface of the experiment cavity; the method comprises the steps of,
the vacuum drying box is arranged at the lower part of the cabinet body and is provided with a drying cavity for drying chemical reagents or laboratory ware.
2. A fume hood with a vacuum drying oven according to claim 1, further comprising a vacuum pump provided at a lower portion of the cabinet body and spaced apart from the vacuum drying oven, the vacuum pump being adapted to communicate with the experiment chamber and/or the drying chamber.
3. The fume hood with the vacuum drying oven according to claim 2, wherein a first pipeline is further arranged on the hood body, and one end of the first pipeline extends into the experiment cavity;
the vacuum drying box is also provided with a second pipeline, and one end of the second pipeline is communicated with the drying cavity;
the vacuum pump is selectively communicated with the other end of the first pipeline or the other end of the second pipeline and is used for carrying out suction filtration on the chemical reagent in the experiment cavity or carrying out vacuum pumping on the drying cavity.
4. A fume hood with a vacuum drying oven according to claim 3, wherein a pressure gauge is connected to said first conduit and/or said second conduit.
5. The fume hood with a vacuum drying oven according to claim 1, further comprising a waste liquid collector disposed below the experiment chamber and spaced apart from the vacuum drying oven.
6. The fume hood with vacuum drying oven of claim 1, further comprising a vacuum pump and a waste collector;
the lower part of the cabinet body forms three cabins which are sequentially arranged along the length direction of the cabinet body, and the three cabins are respectively provided for the vacuum drying box, the vacuum pump and the waste liquid collector to be arranged.
7. A fume hood with a vacuum drying oven according to claim 1, wherein a temperature sensor is provided in said drying chamber.
8. The vacuum-drying cabinet of claim 1, further comprising a glass-sensing door that moves up and down to block the operation opening.
9. A fume hood with a vacuum drying oven according to claim 1, wherein a display screen is provided on the side of the cabinet body where the operation port is provided.
10. A fume hood with a vacuum drying oven according to claim 1, wherein said cabinet body is provided with at least one socket on the side where said operation port is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122344227.6U CN218903019U (en) | 2021-09-26 | 2021-09-26 | Fume hood with vacuum drying box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122344227.6U CN218903019U (en) | 2021-09-26 | 2021-09-26 | Fume hood with vacuum drying box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218903019U true CN218903019U (en) | 2023-04-25 |
Family
ID=86015712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122344227.6U Active CN218903019U (en) | 2021-09-26 | 2021-09-26 | Fume hood with vacuum drying box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218903019U (en) |
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2021
- 2021-09-26 CN CN202122344227.6U patent/CN218903019U/en active Active
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