CN218049568U

CN218049568U - Laboratory fume chamber capable of storing reagents

Info

Publication number: CN218049568U
Application number: CN202222231828.0U
Authority: CN
Inventors: 张青平
Original assignee: Hunan Changhai Digital Laboratory Technology Co ltd
Current assignee: Hunan Changhai Digital Laboratory Technology Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-16
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a can deposit laboratory fume chamber of reagent, relate to the fume chamber field, including the C type cabinet body, C type cabinet body integrated into one piece is hollow structure, the equal fixedly connected with fixed plate in C type cabinet body both sides forms airtight space with the removal mechanism, be equipped with a plurality of intercommunication mechanisms that communicate with the outdoor air on the C type cabinet body, it removes through moving mechanism to remove glass, moving mechanism includes portable glass, the movable plate that the equal fixedly connected with in removal glass both sides can follow the long limit reciprocating motion of the C type cabinet body, the both sides of movable plate sliding contact respectively have two fixed plates, the motor drives initiative lead screw and driven lead screw rotates, make the movable plate drive portable glass and remove, the function that toughened glass reciprocated has been realized, can form airtight space with the C type cabinet body and fixed plate, in the gaseous unable laboratory air that gets into of output during the experiment, the security of this laboratory fume chamber is improved.

Description

Laboratory fume hood capable of storing reagents

Technical Field

The utility model relates to a fume chamber field specifically is a laboratory fume chamber that can deposit reagent.

Background

The cabinet exhaust hood is commonly known as a fume hood, similar to the enclosure. The small parts spray-painting cabinet and the chemical laboratory fume hood are typical structures of cabinet type exhaust hoods. A large-scale chamber type ventilation cabinet has a completely opened side surface, and an operator works in the cabinet and is mainly used for large-scale paint spraying, powder bagging and the like. The working opening of the fume hood has great influence on the air distribution in the hood, and the air distribution directly influences the working effect of the cabinet type exhaust hood.

According to the search discovery, chinese patent No. cn202021701117.X discloses a laboratory fume chamber that can deposit reagent, through collecting the box, rotatory pivot, cooperation regulating spindle and first magnetic strip, second magnetic strip, can be when the filter pulp that disinfects needs to be changed, only through rotating the grab handle and opening the motor, realize the inside at the lower cabinet body, can be with disinfecting in the filter pulp rolling collects the box, then take out the collection box again and clear up, in order to avoid direct dismantlement in the laboratory, bacterium and the dirt that leads to disinfecting on the filter pulp float to the laboratory once more, greatly reduced the dismantlement clearance degree of difficulty of disinfecting the filter pulp, the inside air quality in laboratory has been kept, the maintenance process is high-efficient, safety.

Above-mentioned patent can purify the air in the laboratory when using, but can produce a large amount of gases when testing, and gas can flow in the laboratory air, can reduce the fume chamber and carry out adsorption and filtration's efficiency to the air, leads to the unable quick effectual effluvium of dirty gas in the laboratory space, still can let the staff can't work if the discharge toxic gas, leads to work efficiency to be lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can deposit laboratory fume chamber of reagent, the movable plate drives and removes glass and reciprocates, when the experiment produces gas, let remove glass decline and clear glass, the fixed plate, the C type cabinet body forms airtight space, the gaseous unable laboratory air that gets into of output when letting the experiment in, the security that has improved this laboratory fume chamber is when needs carry out filtration to the part in the middle of the C type cabinet body, can open the rotor plate, let gas pass through the breather pipe and get into the internal portion of C type cabinet, when testing, can rotate the rotor plate and let the fixture block fix on the connecting plate, the quality of laboratory air has been guaranteed, thereby the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a laboratory ventilation cabinet capable of storing reagents comprises a C-shaped cabinet body, wherein the C-shaped cabinet body is integrally formed into a hollow structure, two sides of the C-shaped cabinet body are fixedly connected with fixing plates and form a closed space with a moving mechanism, a plurality of communicating mechanisms communicated with outdoor air are arranged on the C-shaped cabinet body, the communicating mechanisms comprise ventilation pipes, one ends of the ventilation pipes fixedly penetrate through the side wall of the C-shaped cabinet body, the other ends of the ventilation pipes are rotatably connected with one side of a rotating plate through rotating shafts, the other side of the rotating plate is fixedly connected with a clamping block, and the clamping block is matched with a connecting hole formed in the connecting plate;

the movable glass moves through the moving mechanism, the moving mechanism comprises the movable glass, the two sides of the movable glass are fixedly connected with a movable plate capable of moving along the long edge of the C-shaped cabinet in a reciprocating mode, the two sides of the movable plate are in sliding contact with two fixed plates respectively, the movable glass is in sliding contact with transparent glass, the two sides of the transparent glass are fixedly connected to the upper ends of the fixed plates, and the upper side of the transparent glass is fixedly connected to the upper end of the C-shaped cabinet.

Furthermore, the movable plate is in threaded connection with a driven screw rod, one end of the driven screw rod is rotatably connected to the inner bottom surface of the C-shaped cabinet body through a bearing, the other end of the driven screw rod is fixedly connected with a driven sprocket and is rotatably connected to the inner top surface of the C-shaped cabinet body through a bearing, the driven sprocket is connected with a driving sprocket through a chain, the driving sprocket is fixedly connected with a driving sprocket, and the driving sprocket is fixedly sleeved with a rotatable driving screw rod.

Furtherly, the one end of initiative lead screw rotates through another bearing and connects the interior bottom surface at the C type cabinet body, and the other end of initiative lead screw rotates through the interior top surface of the C type cabinet body through another bearing, the one end of initiative lead screw fixedly connected with shaft coupling, the output shaft of the other end fixedly connected with motor of shaft coupling, motor fixed connection are at C type cabinet body inner chamber top surface.

Further, a plurality of spouts have been seted up to C type cabinet body top surface, and sliding contact has the active carbon board in the spout, and a plurality of thread grooves have been seted up to C type cabinet body top surface and have the mounting panel through bolt threaded connection, mounting panel fixedly connected with rubber pad, rubber pad contact C type cabinet body top surface.

Further, the mounting groove and the fixedly connected with air outlet plate have been seted up to the one end of the C type cabinet body, and the inlet port that a plurality of equidistance were arranged has all been seted up to the both sides of the C type cabinet body other end, and a plurality of fans of C type cabinet body inner chamber top surface fixedly connected with.

Further, a plurality of recesses have been seted up to the C type cabinet body, and sliding contact has the drawer in the recess, and a plurality of test-tube racks of fixedly connected with in the drawer.

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

1. the utility model provides a pair of can deposit laboratory fume chamber of reagent when using, drives through the movable plate and removes glass, has realized the function that toughened glass reciprocated, can form airtight space with the C type cabinet body, clear glass and fixed plate, in the gaseous unable laboratory air that gets into of output when letting the experiment, improved this laboratory fume chamber's security.

2. The utility model provides a pair of can deposit laboratory fume chamber of reagent, when using, the active carbon board can filter the internal air that inhales C type cabinet, leads to the unable secondary flow of dirty air in the laboratory to under long-time the use, only need the wrench loosening bolt take the mounting panel change the active carbon board alright, improve the device's practicality, guaranteed the quality of laboratory air.

Drawings

Fig. 1 is a schematic perspective view of a laboratory fume hood for storing reagents according to the present invention;

FIG. 2 is a schematic diagram of a side view of a laboratory fume hood for storing reagents according to the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of the moving mechanism of the present invention;

fig. 4 is a schematic perspective view of the communication mechanism of the present invention.

In the figure: 1. a fixing plate; 2. a C-shaped cabinet body; 21. an air inlet; 22. an air outlet plate; 3. a moving mechanism; 31. an active screw rod; 32. a driven screw rod; 33. a drive sprocket; 34. a driven sprocket; 35. a chain; 36. moving the plate; 37. moving the glass; 38. transparent glass; 4. a communicating mechanism; 41. a breather pipe; 42. A rotating plate; 43. a clamping block; 44. a connecting plate; 441. connecting holes; 5. a fan; 6. an activated carbon plate; 7. A test tube rack; 8. a drawer; 9. and (7) mounting the plate.

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 all belong to the protection scope of the present invention.

Referring to fig. 1-4, a laboratory fume hood capable of storing reagents comprises a C-shaped cabinet body 2, wherein the C-shaped cabinet body 2 is integrally formed into a hollow structure, two sides of the C-shaped cabinet body 2 are both fixedly connected with a fixing plate 1 and form a closed space with a moving mechanism 3, the C-shaped cabinet body 2 is provided with a plurality of communication mechanisms 4 communicated with outdoor air, the plurality of communication mechanisms 4 comprise vent pipes 41, one ends of the vent pipes 41 are fixedly penetrated through the side wall of the C-shaped cabinet body 2, the other ends of the vent pipes 41 are rotatably connected with one side of a rotating plate 42 through a rotating shaft, the other sides of the rotating plate 42 are fixedly connected with fixture blocks 43, the fixture blocks 43 are matched with connecting holes 441 formed in a connecting plate 44, when the laboratory fume hood is used, when air filtration needs to be performed on the middle part of the C-shaped cabinet body 2, gas can enter the C-shaped cabinet body 2 through the vent pipes 41, when a test is performed, the rotating plate 42 can be rotated to fix the fixture blocks 43 on the connecting plate 44, so that suction force in the C-shaped cabinet body 2 can be prevented from adsorbing light articles to be tested through the vent pipes 41;

the movable glass 37 moves through the moving mechanism 3, the moving mechanism 3 comprises the movable glass 37, two sides of the movable glass 37 are fixedly connected with a movable plate 36 capable of moving back and forth along the long edge of the C-shaped cabinet body 2, two sides of the movable plate 36 are respectively in sliding contact with the two fixed plates 1, the movable glass 37 is in sliding contact with the transparent glass 38, two sides of the transparent glass 38 are respectively fixedly connected to the upper ends of the fixed plates 1, the upper side of the transparent glass 38 is fixedly connected to the upper end of the C-shaped cabinet body 2, when the movable plate 36 drives the movable glass 37 to move up and down in use, when gas is generated in a test, the movable glass 37 descends to form a closed space with the transparent glass 38, the fixed plates 1 and the C-shaped cabinet body 2, the test gas can be prevented from leaking, the test gas flows in air in the laboratory, when the test is carried out, the safety of the laboratory ventilation cabinet is improved, and the movable glass 37 can move up and right.

The movable plate 36 is in threaded connection with a driven screw 32, one end of the driven screw 32 is rotatably connected to the inner bottom surface of the C-shaped cabinet body 2 through a bearing, the other end of the driven screw 32 is fixedly connected with a driven sprocket 34 and is rotatably connected to the inner top surface of the C-shaped cabinet body 2 through a bearing, the driven sprocket 34 is connected with a driving sprocket 33 through a chain 35, the driving sprocket 33 is fixedly connected with a driving sprocket 33, the driving sprocket 33 is fixedly sleeved with a rotatable driving screw 31, when the movable plate is used, the driving screw 31 drives the driving sprocket 33 to rotate, the driving sprocket 33 drives the driven sprocket 34 to rotate through the chain 35, the driven sprocket 34 drives the driven screw 32 to rotate, and the driven screw 32 and the driving screw 31 simultaneously drive the two movable plates 36 to move.

The one end of initiative lead screw 31 rotates through another bearing and connects at the interior bottom surface of the C type cabinet body 2, and the other end of initiative lead screw 31 rotates through the interior top surface of the C type cabinet body 2 through another bearing, the one end of initiative lead screw 31 fixedly connected with shaft coupling, the output shaft of the other end fixedly connected with motor of shaft coupling, and motor fixed connection is at the 2 inner chamber top surfaces of the C type cabinet body, and when using, the motor drives initiative lead screw 31 and rotates.

A plurality of spouts have been seted up to 2 top surfaces of the C type cabinet body, sliding contact has activated carbon plate 6 in the spout, a plurality of thread grooves have been seted up to 2 top surfaces of the C type cabinet body and have mounting panel 9 through bolted connection, mounting panel 9 fixedly connected with rubber pad, 2 top surfaces of the rubber pad contact C type cabinet body, when using, activated carbon plate 6 can filter the air that inhales 2 internal C type cabinet, lead to dirty air can't flow once more in the laboratory, and under long-time the use, only need turn round loose bolt take out mounting panel 9 and change activated carbon plate 6, change accomplish the back directly turn round the bolt alright, improve the device's practicality, the rubber pad can let mounting panel 9 and 2 leakproofness of the C type cabinet body better.

Mounting groove and fixedly connected with air outlet plate 22 have been seted up to the one end of the C type cabinet body 2, the inlet port 21 that a plurality of equidistance were arranged is all seted up to the both sides of the 2 other ends of the C type cabinet body, a plurality of fans 5 of 2 inner chamber top surfaces fixedly connected with of the C type cabinet body, when using, when a plurality of fans 5 rotate, can inhale the air in the laboratory through inlet port 21, then filter and discharge from air outlet plate 22, put inlet port 21 and can prevent to adsorb staff's clothes because of suction is too strong in the 2 both sides of the C type cabinet body, avoid causing the unnecessary trouble.

A plurality of recesses have been seted up to the C type cabinet body 2, and sliding contact has drawer 8 in the recess, and a plurality of test-tube rack 7 of fixedly connected with in the drawer 8, when using, can pull drawer 8, and the test tube that will be used for depositing reagent is put in test-tube rack 7, can prevent to cause the collision between the test tube, causes unnecessary to damage.

In summary, the following steps: when the air conditioner is used, the motor drives the driving screw rod 31 to rotate, the driving screw rod 31 drives the driving chain wheel 33 to rotate, the driving chain wheel 33 drives the driven chain wheel 34 to rotate through the chain 35, the driven chain wheel 34 drives the driven screw rod 32 to rotate, the driven screw rod 32 and the driving screw rod 31 simultaneously drive the two movable plates 36 to move, the movable plates 36 drive the movable glass 37 to move up and down, when a test generates gas, the movable glass 37 descends to form a closed space with the transparent glass 38, the C-shaped cabinet body 2 and the fixed plate 1, so that the test gas can be prevented from leaking out and flows in air of a laboratory, when the test is carried out, the safety of the laboratory air conditioner is improved, the movable glass 37 can move up, then the plurality of fans 5 rotate, air in the laboratory can be sucked through the air inlet holes 21 and then filtered and discharged from the air outlet plate 22, the air inlet holes 21 are arranged at the two sides of the C-shaped cabinet body 2 to prevent clothes of workers from being adsorbed due to too strong suction force, unnecessary troubles are avoided, the activated carbon plate 6 can filter air sucked into the C-shaped cabinet body 2, dirty air cannot flow in a laboratory again, and under long-time use, only the mounting plate 9 needs to be unscrewed to replace the activated carbon plate 6, and the bolt is directly screwed after replacement is completed, so that the practicability of the device is improved, when air filtration is needed to be carried out on the middle part of the C-shaped cabinet body 2, the rotating plate 42 can be opened to allow gas to enter the C-shaped cabinet body 2 through the vent pipe 41, when a test is carried out, the rotating plate 42 can be rotated to fix the clamping block 43 on the connecting plate 44, the suction force in the C-shaped cabinet body 2 can be prevented from adsorbing lighter articles of the test panel through the vent pipe 41, and the drawer 8 can be pulled, the test tubes for storing the reagents are placed in the test tube rack 7, so that collision between the test tubes and unnecessary damage can be prevented.

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. A laboratory fume chamber capable of storing reagents comprises a C-shaped chamber body (2), and is characterized in that: the C-shaped cabinet body (2) is integrally formed into a hollow structure, fixing plates (1) are fixedly connected to two sides of the C-shaped cabinet body (2), the fixing plates (1) and the moving mechanism (3) form a closed space, a plurality of communicating mechanisms (4) communicated with outdoor air are arranged on the C-shaped cabinet body (2), the communicating mechanisms (4) comprise ventilating pipes (41), one ends of the ventilating pipes (41) fixedly penetrate through the side wall of the C-shaped cabinet body (2), the other ends of the ventilating pipes (41) are rotatably connected with one side of a rotating plate (42) through rotating shafts, clamping blocks (43) are fixedly connected to the other side of the rotating plate (42), and the clamping blocks (43) are matched with connecting holes (441) formed in the connecting plate (44);

moving mechanism (3) are including portable glass (37) and movable plate (36), but the equal fixedly connected with in portable glass (37) both sides can follow the long limit reciprocating motion of the C type cabinet body (2) movable plate (36), the both sides difference sliding contact of movable plate (36) has two fixed plates (1), portable glass (37) sliding contact has clear glass (38), and clear glass (38) both sides equal fixed connection is in fixed plate (1) upper end, and clear glass (38) upside fixed connection is in the C type cabinet body (2) upper end.

2. A laboratory fume hood for storing reagents according to claim 1, wherein: movable plate (36) threaded connection has driven lead screw (32), and the one end of driven lead screw (32) is passed through the bearing and is rotated the interior bottom surface of connecting at the C type cabinet body (2), and the other end fixedly connected with driven sprocket (34) of driven lead screw (32) and through the interior top surface of bearing swivelling joint at the C type cabinet body (2), and driven sprocket (34) are connected with drive sprocket (33) through chain (35), and drive sprocket (33) fixedly connected with drive sprocket (33), and the fixed cover of drive sprocket (33) is equipped with rotatable drive lead screw (31).

3. A laboratory fume hood for storing reagents according to claim 2, wherein: the one end of initiative lead screw (31) is rotated through another bearing and is connected the interior bottom surface at the C type cabinet body (2), and the other end of initiative lead screw (31) rotates through the interior top surface of the C type cabinet body (2) through another bearing, the one end of initiative lead screw (31) fixedly connected with shaft coupling, the output shaft of the other end fixedly connected with motor of shaft coupling, motor fixed connection are at the inner chamber top surface of the C type cabinet body (2).

4. A laboratory fume hood for storing reagents according to claim 1, wherein: a plurality of chutes are formed in the top surface of the C-shaped cabinet body (2), an activated carbon plate (6) is in sliding contact with the chutes, a plurality of thread grooves are formed in the top surface of the C-shaped cabinet body (2) and are connected with an installation plate (9) through bolt threads, a rubber pad is fixedly connected to the installation plate (9), and the rubber pad is in contact with the top surface of the C-shaped cabinet body (2).

5. A laboratory fume hood for storing reagents according to claim 1, wherein: the mounting groove and fixedly connected with play gas board (22) have been seted up to the one end of the C type cabinet body (2), and a plurality of equidistance inlet ports (21) of arranging are all seted up to the both sides of the C type cabinet body (2) other end, and a plurality of fans (5) of C type cabinet body (2) inner chamber top surface fixedly connected with.

6. A laboratory fume hood for storing reagents according to claim 1, wherein: a plurality of grooves are formed in the C-shaped cabinet body (2), a drawer (8) is in sliding contact with the grooves, and a plurality of test tube racks (7) are fixedly connected in the drawer (8).