CN214863634U

CN214863634U - Laboratory is with laboratory cabinet that has and prevent peculiar smell

Info

Publication number: CN214863634U
Application number: CN202121280280.8U
Authority: CN
Inventors: 胡拥军
Original assignee: Hunan Haitaikenuo Laboratory Equipment Co ltd
Current assignee: Hunan Haitaikenuo Laboratory Equipment Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-26
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to the technical field of laboratory equipment, and discloses a laboratory cabinet with peculiar smell prevention for a laboratory, which solves the problems that the laboratory cabinet for the laboratory on the current market is inconvenient to treat the peculiar smell generated by the experiment, the peculiar smell can pollute the environment around the laboratory after overflowing, the human body can be hurt to the body after being inhaled, and the internal environment of the traditional laboratory cabinet is easily affected with damp, and can cause certain error to the experiment, thereby affecting the final experiment result, and comprises a laboratory cabinet body, the bottom of the laboratory cabinet body is fixedly connected with a base, the top of the laboratory cabinet body is fixedly provided with a rotating motor, one end of an output shaft of the rotating motor is fixedly connected with a threaded rod, the utility model can discharge the peculiar smell in the laboratory cabinet and discharge the cabinet body after treatment, thereby reducing the phenomenon that the interior of the laboratory cabinet is affected with damp, the advantage of having certain experiments in a desirable environment.

Description

Laboratory is with laboratory cabinet that has and prevent peculiar smell

Technical Field

The utility model belongs to the technical field of laboratory paraphernalia, specifically be a laboratory cabinet with prevent peculiar smell is used in laboratory.

Background

Laboratory cabinet is with laboratory cabinet is the box air purification negative pressure safety device that can prevent that some contain danger or unknown biological particle from taking place aerosol and dissipate among the experimental operation processing procedure, its wide application is in microbiology, biomedicine, gene engineering, in the scientific research of fields such as biological product, teaching, clinical examination and production, be the most basic safety protection equipment in the one-level protective screen among the laboratory biosafety, the laboratory is the place of carrying out the experiment promptly, be the output ground of science and technology, can produce smog or harmful substance in the experimentation unavoidably, the existence of smog then can influence people to the observation of experiment, and cause the pollution to the environment in the laboratory, and harmful substance is difficult to judge through the human eye, can leave the potential safety hazard after the human body inhales harmful substance, therefore, some reaction and operation need be gone on in the laboratory cabinet mostly.

Some reactions carried out in the laboratory cabinets can generate peculiar smell, but the laboratory cabinets in the current market are inconvenient to treat the peculiar smell generated in the experiments, the peculiar smell can pollute the environment around the laboratories after overflowing, and the human bodies can be damaged after being inhaled; and traditional laboratory cabinet internal environment wets easily, and moist environment is unfavorable for some specific reaction and operations, can cause certain error to the experiment to influence final experimental result, for this reason, we propose a laboratory cabinet that has the peculiar smell of preventing in laboratory.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a laboratory cabinet with prevent peculiar smell is used in laboratory, the effectual peculiar smell of having solved laboratory cabinet in the existing market and producing the experiment of being not convenient for is handled, the peculiar smell probably pollutes the environment around the laboratory after spilling over, the human body can cause the injury to the health after inhaling, and traditional laboratory cabinet internal environment wets easily, can cause certain error to the experiment to influence the problem of final experimental result.

In order to achieve the above object, the utility model provides a following technical scheme: an experimental cabinet with an anti-odor function for a laboratory comprises an experimental cabinet body, wherein the bottom of the experimental cabinet body is fixedly connected with a plurality of bases, the top of the experimental cabinet body is fixedly provided with a rotating motor and an exhaust fan which are arranged in parallel, the output end part of the rotating motor is provided with a threaded rod, the upper end of the threaded rod is rotatably connected with the output end part of the rotating motor, the lower end of the threaded rod penetrates through the upper side of the inner cavity of the experimental cabinet body and is rotatably connected with the lower side of the inner cavity of the experimental cabinet body, the threaded rod is sleeved with a sliding block on the inner thread of the experimental cabinet body, one side of the sliding block is fixedly connected with a movable frame, and a plurality of mutually communicated air suction ports are arranged on the movable frame;

still be provided with trachea and active carbon treatment case on the experiment cabinet body, the air exhauster intercommunication sets up on the trachea, tracheal one end and active carbon treatment case intercommunication, tracheal other end and adjustable shelf fixed connection just are linked together with a plurality of suction opening, experiment cabinet body bottom fixed mounting has the one-way ventilation pipe that runs through experiment cabinet body inner chamber.

Preferably, the end part of the air pipe is perpendicular to the top of the movable frame, and one end of the air pipe, which is positioned in the inner cavity of the experiment cabinet body, is arranged in a corrugated manner.

Preferably, a communicating cavity communicated with the plurality of air suction openings is formed in the movable frame, and the air pipe is communicated with the plurality of air suction openings through the communicating cavity.

Preferably, still including locating the fixed block between adjustable shelf and the slider, the one end and the adjustable shelf fixed connection of fixed block, the other end and the slider fixed connection of fixed block, just be equipped with communicating pipe on the fixed block, the trachea passes through communicating pipe and communicates with the chamber intercommunication.

Preferably, the shape of adjustable shelf is the U type, a plurality of suction opening evenly distributed is on the adjustable shelf, and the lower terminal surface of adjustable shelf and experiment cabinet body inner chamber bottom surface parallel arrangement.

Preferably, a filter screen is arranged inside the one-way ventilation pipe.

Preferably, the bottom fixed mounting of experiment cabinet body inner chamber has movable block and the push pedal that has the cavity, first spout has been seted up to the upside of movable block, just the movable block outside is located to the one end of push pedal through first spout, the other end of push pedal in movable block inner chamber and movable block sliding connection, the through-hole has still been seted up to the tip of movable block.

Preferably, two supporting blocks are fixedly connected between the movable block and the bottom of the inner cavity of the experiment cabinet body, and the one-way ventilation pipe is located between the two supporting blocks.

Preferably, the inner cavity of the movable block is provided with a convex block and a second sliding groove matched with the convex block, and the convex block is arranged at one end part of the push plate.

Preferably, two limiting rods for guiding are movably sleeved inside the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the work, through the exhaust fan, the air pipe, the activated carbon treatment box and the air suction opening, when peculiar smell gas is generated in the experiment cabinet, a switch of the exhaust fan is turned on, the peculiar smell gas in the experiment cabinet is sucked away through the air pipe by the exhaust fan and conveyed into the activated carbon treatment box through the air pipe to be subjected to peculiar smell removal treatment, and the peculiar smell gas is discharged after the treatment is finished;

2) after a switch of the rotating motor is turned on, the threaded rod rotates to enable the sliding block to move up and down outside the limiting rod, so that the movable frame is driven to move up and down, peculiar smell is comprehensively absorbed and removed from the interior of the experiment cabinet, the peculiar smell removing effect is improved, and the problems that the environment around a laboratory can be polluted after the peculiar smell overflows and a human body can be injured after the peculiar smell overflows and the human body is absorbed are solved;

3) the utility model discloses a desiccant, including the movable block, the push pedal, lug and spout, place the desiccant in the inside of movable block, can prevent the problem that the laboratory is inside to wet, when treating the inside desiccant of movable block and need clear up, only need with the hand push pedal, the lug of push pedal one side can be at the inside spout inside removal of movable block, push away the inside desiccant of movable block from the through-hole, the above setting is convenient for clear up the desiccant after becoming invalid, for changing the desiccant has brought the facility, the error that moist environment caused the experiment has been avoided, thereby influence the problem of final experimental result.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a side view of the movable block of the present invention;

FIG. 4 is a top view of the movable frame of the present invention;

in the figure: 1. a test cabinet body; 2. a base; 3. a rotating electric machine; 4. a threaded rod; 5. a slider; 6. A fixed block; 7. a movable frame; 8. an air tube; 9. a limiting rod; 10. an exhaust fan; 11. an activated carbon treatment tank; 12. a one-way vent pipe; 13. a movable block; 14. pushing the plate; 15. a bump; 16. a second chute; 17. An air suction opening; 18. a communicating pipe; 26. a first runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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. Taking fig. 1 as an example, the vertical direction of the paper surface is upward and the vertical direction of the paper surface is downward, the direction of the inside of the cavity of the experiment cabinet body is inward and the direction of the outside of the experiment cabinet body is outward.

In the present embodiment, as shown in fig. 1-4, the present invention comprises a test cabinet body 1, a plurality of bases 2 are fixedly connected to the bottom of the test cabinet body 1, preferably, two bases 2 are fixedly connected to the bottom of the test cabinet body 1 in the present embodiment, a rotating motor 3 and an exhaust fan 10 are fixedly installed at the top of the test cabinet body 1, which are arranged side by side, a threaded rod 4 is installed at the output end of the rotating motor 3, the upper end of the threaded rod 4 is rotatably connected to the output end of the rotating motor 3, the lower end of the threaded rod 4 passes through the upper side of the inner cavity of the test cabinet body 1 and is rotatably connected to the lower side of the inner cavity of the test cabinet body 1, in the present embodiment, a bearing seat for installing the lower end of the threaded rod 4 is installed at the lower side of the inner cavity of the test cabinet body 1, the lower end of the threaded rod 4 is rotatably installed in the bearing seat, the threaded rod 4 is in threaded sleeve connection with a sliding block 5 in the experiment cabinet body 1, one side of the sliding block 5 is fixedly connected with a movable frame 7, and a plurality of mutually communicated air suction ports 17 are formed in the movable frame 7; still be provided with trachea 8 and active carbon treatment case 11 on experiment cabinet body 1, air exhauster 10 intercommunication sets up on trachea 8, trachea 8's one end and active carbon treatment case 11 intercommunication, trachea 8's the other end and adjustable shelf 7 fixed connection just are linked together with a plurality of suction opening 17, air exhauster 10 accessible trachea 8 with the peculiar smell gas pumping of experiment cabinet body 1 inner chamber extremely active

carbon treatment case

11, 1 bottom fixed mounting of experiment cabinet body has one-way ventilation pipe 12 that runs through experiment cabinet body 1 inner chamber. Above setting up can carry out comprehensive absorption peculiar smell to the inside of laboratory cabinet, has avoided the peculiar smell to spill over the back and can pollute laboratory surrounding environment to the human body inhales the problem that the back can cause the injury to the health, can also prevent that outside dust from entering into inside the laboratory cabinet, the internal environment of avoiding the laboratory cabinet suffers the problem of destruction, makes the environment of laboratory inside be in the environment that experiment operation needs.

Wherein, trachea 8's tip is perpendicular setting with the top of adjustable shelf 7, and trachea 8 is located the one end of experiment cabinet body 1 inner chamber and is the corrugate setting, and is preferred, in this embodiment, trachea 8 is the bellows that has the elasticity, and trachea 8 is at 1 inner chamber superpose corrugate of experiment cabinet body to trachea 8 in making 1 inner chamber of experiment cabinet body have sufficient length, thereby make the adjustable shelf of being connected with trachea 8 can follow slider 5 and reciprocate and do not receive the restriction of trachea 8 length, still can exhaust after 8 superposes of trachea.

Wherein, be equipped with the intercommunication chamber in the adjustable shelf 7, a plurality of suction opening 17 all communicates with the intercommunication chamber, and trachea 8 passes through the intercommunication chamber and communicates with a plurality of suction opening 17, is provided with fixed block 6 between adjustable shelf 7 and the slider 5, the one end and the adjustable shelf 7 fixed connection of fixed block 6, the other end and the slider 5 fixed connection of fixed block 6, just be equipped with communicating pipe 18 on the fixed block 6, trachea 8 passes through communicating pipe 18 and communicates with the intercommunication chamber.

Wherein, the shape of adjustable shelf 7 is the U type, a plurality of suction opening 17 evenly distributed is on U type adjustable shelf 7, and the lower terminal surface of adjustable shelf 7 and the 1 inner chamber bottom surface parallel arrangement of experiment cabinet body, a plurality of suction opening 17 evenly distributed is at the inner chamber of adjustable shelf 7, when the inside peculiar smell gas that produces of experiment cabinet body, opens the switch of air exhauster 10, takes away the inside peculiar smell gas of experiment cabinet through suction opening 17 and trachea 8, carries activated carbon treatment case 11 in by trachea 8, removes the peculiar smell to the peculiar smell gas and handles, handles back eduction gear that finishes, can pollute the environment around the laboratory after having avoided the peculiar smell to the human body inhales the problem that the back can cause the injury to the health.

Wherein, one end of the one-way ventilation pipe 12 runs through the bottom of the experiment cabinet body 1 and extends to the inside of the experiment cabinet body 1, the other end of the one-way ventilation pipe 12 is located outside the experiment cabinet body 1, and the inside of the one-way ventilation pipe 12 is provided with a filter screen, preferably, in this embodiment, the one-way ventilation pipe 12 is a check valve (the check valve is a valve whose opening and closing part is a circular valve flap and acts by self weight and medium pressure to block the medium backflow, and belongs to the automatic valve class, also known as check valve, one-way valve, backflow valve or isolation valve), when the exhaust fan 10 extracts the peculiar smell gas in the inner cavity of the experiment cabinet body 1, the air pressure in the inner cavity of the experiment cabinet body 1 will be reduced accordingly, at this moment, the external air pressure is larger, the external air will enter the inner cavity of the experiment cabinet body 1 through the one-way ventilation pipe 12, when the air pressure in the inner cavity of the experiment cabinet body 1 is the same as the external air pressure, outside air can't get into 1 inner chamber of laboratory cabinet body through one-way ventilation pipe 12, sets up one-way ventilation pipe 12 and can maintain the inside atmospheric pressure of laboratory stable, and inside one-way ventilation pipe 12 sets up the filter screen, can prevent that outside dust from carrying out inside the laboratory cabinet, has avoided the internal environment of laboratory to suffer the problem of destruction, makes the environment of laboratory cabinet inside be in the environment that experimental operation needs.

Wherein, the bottom fixed mounting of 1 inner chamber of experiment cabinet body has movable block 13 and push pedal 14 that has the cavity, first spout 26 has been seted up to the upside of movable block 13, just first spout 26 is passed to the one end of push pedal 14 and is located the movable block 13 outside, the other end of push pedal 14 is in movable block 13 inner chamber and movable block 13 sliding connection, the through-hole with the inner chamber intercommunication of movable block 13 is seted up to the tip of movable block 13, promotes push pedal 14 and can release the drier that the inner chamber of movable block 13 needs to be changed from the through-hole.

Two supporting blocks are fixedly connected between the movable block 13 and the bottom of the inner cavity of the experiment cabinet body 1, the unidirectional ventilation pipe 12 is positioned between the two supporting blocks, and the unidirectional ventilation pipe 12 is arranged between the two supporting blocks, so that gas entering from the unidirectional ventilation pipe 12 can be dried by a drying agent in the movable block 13 more easily.

Wherein, the movable block 13 inner chamber is equipped with lug 15 and with the second spout 16 of lug 15 looks adaptation, the one end tip of push pedal 14 is located to lug 15, it is preferred, in this embodiment, the quantity of lug 15 is two and two lugs 15 symmetry sets up the both sides at push pedal 14 one end tip, place the drier in movable block 13's inside, can prevent the inside problem of weing of experiment cabinet, promote push pedal 14 with the hand, lug 15 of push pedal 14 both sides can be at the inside removal of the inside second spout 16 of movable block 13, push away the inside drier of movable block 13, be convenient for clear up the drier after failing, bring the facility for changing the drier, avoided humid environment to cause certain error to the experiment, thereby influence the problem of final experimental result.

Wherein, slider 5's inside activity has cup jointed two gag lever post 9 that are used for the direction, and is preferred, in this embodiment, threaded rod 4 upper end is connected with rotating electrical machines 3, and threaded rod 4's lower extreme rotates with the fixed bearing frame of locating experiment cabinet body 1 inner chamber and cup joints, two gag lever post 9 are located threaded rod 4's both sides, and the upper end of two gag lever post 9 all with experiment cabinet main part 1 inner chamber top fixed connection, the lower extreme of two gag lever post 9 all with bearing frame fixed connection, set up gag lever post 9 on slider 5 and set up two gag lever post 9 in threaded rod 4's both sides, are favorable to leading reciprocating of slider 5.

The working principle is as follows: when the device works, whether the parts at the joint of the laboratory cabinet for a laboratory can work normally is checked, whether the installation between the laboratory cabinet body 1 and the base 2 is firm is checked, when peculiar smell gas is generated in the laboratory cabinet body 1, a switch of the exhaust fan 10 is opened, the peculiar smell gas in the laboratory cabinet is pumped away through the exhaust port 17 and the air pipe 8 and is conveyed into the active carbon processing box 11 through the air pipe 8, the peculiar smell gas is removed, the air pipe 8 in the inner cavity of the laboratory cabinet body 1 is a corrugated pipe, the movable frame 7 can move up and down along with the sliding block 5 by utilizing the scalability of the corrugated pipe without being influenced by the length of the air pipe 8, so that the practicability of the peculiar smell removing device is effectively improved, the discharging device after the processing is finished is used, the problem that the environment around the laboratory can be polluted after the peculiar smell overflows can be avoided, and the human body can be injured after being sucked can be solved, after a switch of a rotating motor 3 is turned on, a threaded rod 4 rotates to enable a sliding block 5 to move up and down under the guidance of two limiting rods 9, so that a movable frame 7 installed on one side of a fixed block 6 is driven to move up and down to comprehensively absorb peculiar smell in the experiment cabinet, the peculiar smell removing effect is improved, and the problems that the environment around a laboratory can be polluted after the peculiar smell overflows and the human body can be injured after the peculiar smell is absorbed are solved;

the drier is placed in the inside of movable block 13, can prevent the inside problem of weing of laboratory cabinet, promote push pedal 14, the lug 15 of push pedal 14 both sides can be at the inside second spout 16 inside of movable block 13 and remove, push out the inside drier of movable block 13 from the through-hole, be convenient for clear up the drier after inefficacy, for changing the drier and bring the facility, the humid environment has been avoided leading to the fact certain error to the experiment, thereby influence the problem of final experimental result, it is stable to maintain the inside atmospheric pressure in laboratory through setting up one-way ventilation pipe 12, and the inside filter screen that sets up of one-way ventilation pipe 12, can prevent that outside dust from carrying out inside the laboratory cabinet, the internal environment of having avoided the laboratory suffers the problem of destruction, make the inside environment of laboratory cabinet be in the environment that experimental operation needs.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 laboratory cabinet with prevent peculiar smell is used in laboratory, includes experiment cabinet body (1), its characterized in that: the experimental cabinet comprises an experimental cabinet body (1), and is characterized in that a plurality of bases (2) are fixedly connected to the bottom of the experimental cabinet body (1), a rotating motor (3) and an exhaust fan (10) which are arranged in parallel are fixedly mounted at the top of the experimental cabinet body (1), a threaded rod (4) is arranged at the end part of the output end of the rotating motor (3), the upper end of the threaded rod (4) is rotatably connected with the end part of the output end of the rotating motor (3), the lower end of the threaded rod (4) penetrates through the upper side of the inner cavity of the experimental cabinet body (1) and is rotatably connected with the lower side of the inner cavity of the experimental cabinet body (1), a sliding block (5) is sleeved on the threaded rod (4) in the inner thread of the experimental cabinet body (1), a movable frame (7) is fixedly connected to one side of the sliding block (5), and a plurality of mutually communicated exhaust ports (17) are arranged on the movable frame (7);

still be provided with trachea (8) and active carbon treatment case (11) on experiment cabinet body (1), air exhauster (10) set up on trachea (8), the one end and the active carbon treatment case (11) intercommunication of trachea (8), the other end and adjustable shelf (7) fixed connection of trachea (8) just are linked together with a plurality of suction opening (17), experiment cabinet body (1) bottom fixed mounting has one-way ventilation pipe (12) that runs through experiment cabinet body (1) inner chamber.

2. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: the end part of the air pipe (8) is perpendicular to the top of the movable frame (7), and one end of the air pipe (8) located in the inner cavity of the experiment cabinet body (1) is arranged in a corrugated manner.

3. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: a communicating cavity communicated with the plurality of air suction openings (17) is formed in the movable frame (7), and the air pipe (8) is communicated with the plurality of air suction openings (17) through the communicating cavity.

4. The laboratory cabinet with the peculiar smell prevention function according to claim 3, is characterized in that: still including locating fixed block (6) between adjustable shelf (7) and slider (5), the one end and the adjustable shelf (7) fixed connection of fixed block (6), the other end and slider (5) fixed connection of fixed block (6), just be equipped with communicating pipe (18) on fixed block (6), trachea (8) are through communicating pipe (18) and intercommunication chamber intercommunication.

5. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: the shape of adjustable shelf (7) is the U type, a plurality of suction opening (17) evenly distributed is on adjustable shelf (7), and the lower terminal surface of adjustable shelf (7) and experiment cabinet body (1) inner chamber bottom surface parallel arrangement.

6. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: a filter screen is arranged in the one-way ventilation pipe (12).

7. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: the bottom fixed mounting of experiment cabinet body (1) inner chamber has movable block (13) and push pedal (14) that have the cavity, first spout (26) have been seted up to the upside of movable block (13), just the one end of push pedal (14) is passed first spout (26) and is located the movable block (13) outside, the other end of push pedal (14) is in movable block (13) inner chamber and movable block (13) sliding connection, the through-hole has still been seted up to the tip of movable block (13).

8. The laboratory cabinet with odor prevention function according to claim 7, wherein: two supporting blocks are fixedly connected between the movable block (13) and the bottom of the inner cavity of the experiment cabinet body (1), and the one-way ventilation pipe (12) is located between the two supporting blocks.

9. The laboratory cabinet with odor prevention function according to claim 7, wherein: the inner cavity of the movable block (13) is provided with a convex block (15) and a second sliding groove (16) matched with the convex block (15), and the convex block (15) is arranged at one end of the push plate (14).

10. The laboratory cabinet with the peculiar smell prevention function according to claim 1, is characterized in that: two limiting rods (9) used for guiding are movably sleeved inside the sliding block (5).