CN218656010U

CN218656010U - Laboratory ventilation purifying cabinet

Info

Publication number: CN218656010U
Application number: CN202221885197.8U
Authority: CN
Inventors: 张绪才
Original assignee: Shandong Shuntian Construction Engineering Co ltd
Current assignee: Shandong Shuntian Construction Engineering Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-03-21
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a laboratory ventilation purification cabinet, wherein, laboratory ventilation purification cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, the subassembly of ventilating, closed subassembly and drainage subassembly, the utility model discloses technical scheme leads to the pipeline at working chamber roof opening through the owner, and a plurality of times leads to the pipeline at working chamber lateral wall opening, and then be convenient for can be abundant and quick completion in the in-process of carrying out exhaust purification to the gaseous extraction of working chamber, improve the gaseous purification efficiency to the working chamber, avoid keeping away from the gaseous diffusion of pollution of gas vent, improve the security, through setting up a plurality of operating parts on removing the screen, make under the condition that removes screen and fixed screen closed working chamber, the operator can realize operating the object of working chamber through the operating part, be favorable to guaranteeing under the safe condition, improve operating efficiency.

Description

Laboratory ventilation purifying cabinet

Technical Field

The utility model relates to a purify technical field, in particular to laboratory ventilation purification cabinet.

Background

The foremost is the exhaust function in the function of fume chamber, produce various harmful gas during experimental operation, safety in order to protect the user, prevent that the pollutant in the experiment from diffusing to the laboratory, the fume chamber will be used near the pollution source, the most direct roof opening at the fume chamber of current fume chamber, exhaust purification carries out, so purification efficiency is low, and keep away from the position of gas vent and take place the diffusion easily, be unfavorable for the safety of experiment, also there is the fume chamber that has the shield, but most need constantly open when the operation and close the fume chamber, so under the condition that operating efficiency is low, also do not benefit to the safety of guaranteeing the experiment, purification efficiency is low.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a laboratory ventilation purifying cabinet aims at improving purification efficiency and guarantees operating efficiency.

In order to achieve the above object, the utility model provides a laboratory ventilation purification cabinet, include:

the cabinet body is internally provided with a working cavity;

the ventilation assembly comprises a main through pipeline and a plurality of secondary through pipelines, the plurality of secondary through pipelines and the main through pipeline are both arranged in the cabinet body, the plurality of secondary through pipelines are all communicated with the main through pipeline, the main through pipeline is opened at the top wall of the working cavity, and the plurality of secondary through pipelines are opened at the side wall of the working cavity and are close to the bottom wall of the working cavity;

the sealing assembly comprises a plurality of operating pieces, a fixed screen and a movable screen, the fixed screen is mounted on the side face of the cabinet body, the movable screen is slidably mounted on the side face of the cabinet body and is positioned on one side, close to the working cavity, of the fixed screen, and the operating pieces are mounted on the movable screen at intervals; and

and the drainage assembly is arranged on the cabinet body and used for purifying and draining water.

Optionally, a plurality of said secondary ducts are spaced apart at openings in the side wall of the working chamber.

Optionally, one end of each of the secondary ducts, which is far away from the main duct, is inclined towards the bottom wall of the working chamber.

Optionally, the ventilation assembly includes a first purifying part and an air pump, the first purifying part and the air pump are both disposed in the cabinet body, and one end of the main through pipe is connected to the air pump and the first purifying part and is open at a side of the cabinet body.

Optionally, a cabinet body and a lighting part are arranged in the cabinet body, the working cavity is arranged in the cabinet body and is opened towards one side, and the lighting part is arranged on the top wall of the working cavity.

Optionally, the ventilation assembly further includes an air inlet duct and a one-way valve, the air inlet duct is installed in the cabinet body, the air inlet duct is opened on the side surface of the cabinet body and is communicated with the working cavity, and the one-way valve is installed in the air inlet duct.

Optionally, a sliding cavity which takes the working cavity as a center is arranged in the cabinet body, the movable screen is slidably mounted in the sliding cavity, and the movable screen is in contact with the fixed screen.

Optionally, the sealing assembly includes a blocking member and a sliding rail, the sliding rail is mounted in the cabinet body and is disposed in the sliding cavity, the mobile screen is connected to the sliding rail, and the blocking member is mounted on a side surface of the mobile screen away from the fixed screen.

Optionally, the blocking member is provided with a bevel.

Optionally, a sealing member is disposed on a side surface of the blocking member close to the bottom wall of the working chamber, and is in contact with the bottom wall of the working chamber.

The utility model discloses technical scheme leads to the pipeline at working chamber roof opening through the owner, and a plurality of time leads to the pipeline at working chamber lateral wall opening, and then be convenient for can be abundant and quick completion in the in-process of carrying out exhaust purification to the gaseous extraction of working intracavity, improve the gaseous purification efficiency to the working intracavity, avoid keeping away from the gaseous pollution's of gas vent diffusion, the security is improved, through setting up a plurality of operating parts on removing the screen, make under the condition that removes screen and fixed screen closed working chamber, the operator can realize operating the object of working intracavity through the operating part, be favorable to guaranteeing under the safe condition, the operation efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the laboratory ventilation and purification cabinet of the present invention;

fig. 2 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A in fig. 1.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a laboratory ventilation purifying cabinet 100.

Referring to fig. 1 to 2, fig. 1 is a schematic structural view of an embodiment of the laboratory ventilation and purification cabinet of the present invention; fig. 2 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A in fig. 1.

In the embodiment of the present invention, the laboratory ventilation purification cabinet 100; as shown in fig. 1 to 2, includes:

the cabinet body 10 is provided with a working cavity inside;

the ventilation assembly 30 comprises a main through pipeline 35 and a plurality of secondary through pipelines 32, the plurality of secondary through pipelines 32 and the main through pipeline 35 are both arranged on the cabinet body 10, the plurality of secondary through pipelines 32 are all communicated with the main through pipeline 35, the main through pipeline 35 is opened at the top wall of the working cavity, and the plurality of secondary through pipelines 32 are opened at the side wall of the working cavity and are close to the bottom wall of the working cavity;

the sealing assembly 40 comprises a plurality of operating parts 45, a fixed screen 43 and a movable screen 44, the fixed screen 43 is mounted on the side surface of the cabinet 10, the movable screen 44 is slidably mounted on the side surface of the cabinet 10 and is located on one side, close to the working cavity, of the fixed screen 43, and the operating parts 45 are mounted on the movable screen 44 at intervals; and

and the drainage assembly 20 is mounted on the cabinet body 10 and used for purifying and draining water.

In this embodiment, the drainage component 20 includes water drainage tank 22, water inlet member 21, second purification member 23 and drainage pipe 24, install in the cabinet body 10 water drainage tank 22, water drainage tank 22 communicates the working chamber, second purification member 24 is installed in the cabinet body 10, drainage pipe 24 communicates water drainage tank 22, and the side surface opening of the cabinet body 10, drainage pipe 24 communicates second purification member 24 for to the purification of liquid, water inlet member 21 install in the working chamber lateral wall.

In this embodiment, the water inlet 21 is a faucet and is connected to an external water source.

In this embodiment, the waste water enters the second purifying member 24 through the drain tank 22 and the drain pipe 24, is purified, and is discharged from the drain pipe 24.

In this embodiment, the movable panel 44 is provided with a plurality of through holes penetrating the movable panel 44.

In this embodiment, the operating element 45 includes a glove 454, an expansion sleeve 453, a connecting element 452, and a supporting element 451, where the supporting element 451 is a ring-shaped element, the supporting element 451 is installed on a side of the movable screen 44 close to the working chamber, a center of the supporting element 451 is communicated with one through hole, a spiral line is provided on the supporting element 451, a connecting groove with an opening facing the movable screen 44 is provided on the connecting element 452, the supporting element 451 extends into the connecting groove, the supporting element 451 is in threaded connection with the connecting element 452, the expansion sleeve 453 is installed on a side of the connecting element 452 away from the movable screen 44, and the glove 454 is installed on a side of the expansion sleeve 453 away from the movable element 44.

In this embodiment, the mobile screen 44 moves and cooperates with the fixed screen 43 to seal the working chamber, when the operator needs to operate the object in the working chamber, both hands of the operator pass through the through hole and extend into the telescopic sleeve 453 and the glove 454, so that the operation is facilitated.

The utility model discloses technical scheme passes through main pipeline 35 is in working chamber roof opening, and a plurality of inferior pipeline 32 that leads to is in working chamber lateral wall opening, and then be convenient for can be abundant and quick completion right at the in-process that carries out exhaust purification the gaseous extraction in the working chamber improves the gaseous purification efficiency to the working chamber in, avoids keeping away from the gaseous pollution of gas vent's diffusion, improves the security, through set up a plurality of operating parts 45 on the removal screen 44, make remove screen 44 with fixed screen 43 seals under the condition of working chamber, the operator can pass through operating parts 45 realize right the object in the working chamber is operated, is favorable to guaranteeing under the safe condition, improves operating efficiency.

Optionally, a plurality of said secondary ducts 32 are spaced apart at the openings in the side walls of the working chamber.

In this embodiment, it is a plurality of inferior pipeline 32 is in work chamber lateral wall opening, and be close to the work chamber diapire makes it right when ventilating and purifying in the work chamber, main pipeline 35 is in under the condition that the operation of bleeding was carried out to the work chamber roof, it is a plurality of inferior pipeline 32 is in near realization of work chamber diapire is right the synchronous extraction of the gas in the work chamber, under the condition of improving the purification efficiency of bleeding, avoid leading to the danger that gas diffusion causes because of keeping away from the extraction opening.

Optionally, the ends of the secondary ducts 32 remote from the main duct 35 are inclined towards the bottom wall of the working chamber.

In this embodiment, the inferior through pipe 32 is in the partial slope of working chamber lateral wall department open-ended makes the operator be in when carrying out the real operation in the working chamber, can avoid liquid direct inflow in the inferior through pipe 32, and then has guaranteed the efficiency and the effect of purification.

Optionally, the ventilation assembly 30 includes a first purifying member 33 and an air pump 34, the first purifying member 33 and the air pump 34 are both disposed in the cabinet 10, and one end of the main conduit 35 is connected to the air pump 34 and the first purifying member 33 and is open at a side of the cabinet 10.

In this embodiment, the air pump 34 operates to pump the air in the working chamber through the main through pipe 35 and the plurality of sub through pipes 32, and the air is filtered and purified while passing through the first purifying member 33 and is discharged.

Optionally, a cabinet body 13 and an illuminating part are arranged in the cabinet body 10, the working chamber is arranged in the cabinet body 13 and is open to one side, and the illuminating part is mounted on the top wall of the working chamber.

In this embodiment, the illumination piece includes light 12 and bactericidal lamp 11, light 12 install in the corner of working chamber roof and lateral wall, and the slope sets up, makes light 12 can be right directly the working chamber bottom wall throws light on, improves the operator and is in 10 avris operators of the cabinet body, observation that can be clear, bactericidal lamp 11 install in the working chamber roof, and then be convenient for bactericidal lamp 11 realizes disinfecting.

In this embodiment, the illuminating lamp 12 is an LED lamp.

In this embodiment, the germicidal lamp 11 is an ultraviolet lamp.

Optionally, the ventilation assembly 30 further includes an air inlet duct and a one-way valve 31, the air inlet duct is installed in the cabinet 10, the air inlet duct is open on the side surface of the cabinet and communicates with the working chamber, and the one-way valve 31 is installed in the air inlet duct.

In this embodiment, the air pump 24 works, and it is right to pass through main pipeline 35 and a plurality of the time pipeline 32 realizes bleeding in the working chamber, check valve 31 does not restrict the external world and passes through the admission line to ventilate in the working chamber, and then guarantees the stability of the gas pressure in the working chamber, and because the existence of check valve 31 prevents the gas in the working chamber from passing through the admission line leaves the working chamber, and then avoids the loss of unpurified gas, has guaranteed operational environment's safety.

Optionally, a sliding cavity 41 centered on the working cavity is disposed in the cabinet body 13, the movable screen 44 is slidably mounted in the sliding cavity 41, and the movable screen 44 contacts the fixed screen 43.

In this embodiment, the movable screen 44 contacts the fixed screen 43, and the movable screen 44 contacts the contact surface of the fixed screen 43 to form a sealing member, so that the movable screen 44 is always closed after being moved, and the safety is ensured by avoiding air leakage between the fixed screens 43.

In this embodiment, the sealing member is disposed on the side wall of the sliding cavity 41 close to the drainage assembly 20, so that when the movable screen 41 moves and contacts with the sealing member in the sliding cavity 41, the movable screen 41 is tightly attached to the sealing member in the sliding cavity 41, thereby achieving a sealing effect.

Optionally, the closing assembly 40 includes a blocking member 46 and a sliding rail 42, the sliding rail 42 is mounted on the cabinet body 13 and disposed in the sliding cavity 41, the movable screen 44 is connected to the sliding rail 42, and the blocking member 46 is mounted on a side of the movable screen 44 away from the fixed screen 43.

In this embodiment, the blocking member 46 is made of glass, so as to avoid affecting the observation of an operator on the working chamber, and meanwhile, due to the existence of the inclined surface on the blocking member 46, when the liquid is splashed onto the movable screen 44, the liquid can fall along the inclined surfaces of the movable screen 44 and the blocking member 46 and fall back into the working chamber, so as to avoid the movement of the movable screen 44, and when the working chamber is communicated with the outside, the liquid is scattered to the outside, so that the safety is ensured.

Optionally, the blocking member 46 is provided with a bevel.

In this embodiment, the inclined surface of the blocking member 46 facilitates the liquid to slide off the movable screen 44, and prevents the liquid from falling to the gap to cause scorpion falling.

Optionally, the barrier member 46 is provided with a seal adjacent the side of the working chamber bottom wall and in contact with the working chamber bottom wall.

In this embodiment, the seal is mounted on the blocking member 46 such that when the blocking member 46 is in contact with the bottom wall of the working chamber, a sealing effect is achieved.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A laboratory ventilation purification cabinet, its characterized in that includes:

the cabinet body is internally provided with a working cavity;

the ventilation assembly comprises a main through pipeline and a plurality of secondary through pipelines, the plurality of secondary through pipelines and the main through pipeline are arranged in the cabinet body and are communicated with the main through pipeline, the main through pipeline is opened at the top wall of the working cavity, and the plurality of secondary through pipelines are opened at the side wall of the working cavity and are close to the bottom wall of the working cavity;

2. The laboratory ventilation decontamination cabinet of claim 1, wherein a plurality of said secondary ducts are spaced apart at openings in a sidewall of said working chamber.

3. The laboratory ventilation purification cabinet of claim 1, wherein the ends of the plurality of secondary ducts remote from the main duct are each inclined toward the bottom wall of the working chamber.

4. The laboratory ventilation purification cabinet of claim 1, wherein the ventilation assembly comprises a first purification piece and an air pump, the first purification piece and the air pump are both disposed in the cabinet body, and one end of the main through pipe is connected to the air pump and the first purification piece and is open at a side surface of the cabinet body.

5. The laboratory ventilation purification cabinet according to claim 4, wherein a cabinet body and an illuminating member are disposed in the cabinet body, the working chamber is disposed in the cabinet body and is open to one side, and the illuminating member is mounted on a top wall of the working chamber.

6. The laboratory ventilation purification cabinet according to claim 5, wherein the ventilation assembly further comprises an air inlet duct and a one-way valve, the air inlet duct is installed in the cabinet body, the air inlet duct is open on the side surface of the cabinet body and communicates with the working chamber, and the one-way valve is installed in the air inlet duct.

7. The laboratory ventilation purification cabinet of claim 6, wherein a sliding cavity centered on the working cavity is disposed in the cabinet body, the movable screen is slidably mounted in the sliding cavity, and the movable screen contacts with the fixed screen.

8. The laboratory ventilation purification cabinet of claim 7, wherein the closure assembly comprises a blocking member and a sliding rail, the sliding rail is mounted on the cabinet body and disposed in the sliding cavity, the mobile screen is connected with the sliding rail, and the blocking member is mounted on a side of the mobile screen away from the fixed screen.

9. The laboratory ventilation decontamination cabinet of claim 8, wherein said blocking member is beveled.

10. The laboratory ventilation purification cabinet of claim 9, wherein the barrier is provided with a seal on a side thereof adjacent to the bottom wall of the working chamber and in contact with the bottom wall of the working chamber.