CN221773111U - Spray experiment intelligent fume hood - Google Patents

Abstract

The utility model discloses an intelligent fume hood for injection experiments, which belongs to the technical field of fume hoods and comprises: the cabinet body for the spray test comprises a gas collecting hood, a water tank, an experiment table and a treatment box from top to bottom in sequence; the bottom of water tank evenly installs a plurality of water smoke shower nozzles, the front side of water tank has the observation window of liftable through slide rail connection, the aspiration pump is installed to the inboard bottom of gas collecting channel, and the output of aspiration pump is connected with the connecting pipe of installing the solenoid valve, the bottom of connecting pipe runs through the water tank and is connected with the cover body, the drain pipe of installing the solenoid valve is pegged graft to bottom one side of laboratory bench, and the drain pipe extends to the inboard of handling the case. This intelligent fume chamber of injection experiment can be efficient washs in order to carry out follow-up experiment fast to the experiment region, can be efficient to wasing water and handle in order to discharge.

Description

Intelligent fume hood for jet experiment

Technical Field

The utility model belongs to the technical field of fume hoods, and particularly relates to an intelligent fume hood for a jet experiment.

Background

Traditional fume chamber only has simple exhaust function, and can only wash the apparatus in fixed basin position, can only rely on manual cleaning to the pollutant clearance that is attached to the cabinet body, is difficult to clear up thoroughly, influences the experiment of next time, and the apparatus is great/can not wash in the fume chamber basin when longer, this is especially obvious to the influence of spray class experiment, whether be the exhaust function or the not enough in the aspect of the clearance, can both influence the efficiency that the experimenter carried out the experiment.

The existing device increases the exhaust effect on waste gas or harmful gas, reduces the time for the polluted gas to exist in the cabinet body, but cannot clean the experimental area efficiently, so that the subsequent experiment cannot be performed conveniently and rapidly.

For example, a ventilation cabinet for a laboratory with the application number of CN201921858567.7 comprises a ventilation cabinet body, wherein an operation table is horizontally arranged in the ventilation cabinet body, the operation table divides the ventilation cabinet body into a ventilation chamber and a storage chamber positioned at the bottom of the ventilation chamber, an air collecting chamber is arranged at the top end of the inside of the ventilation chamber, an exhaust fan is arranged in the air collecting chamber, a telescopic hose capable of being universally adjusted is connected to the bottom of the air collecting chamber, and an air collecting cover is connected to the bottom of the telescopic hose and is communicated with the air collecting chamber through the telescopic hose; a side air duct communicated with the air collection chamber is arranged on the side wall of the ventilation chamber, and a side air hole is formed in the side wall of the side air duct facing the ventilation chamber. The device can't be efficient washs experimental area and leads to inconvenient follow-up experiment fast.

Disclosure of utility model

The utility model aims to provide an intelligent fume hood for a jet experiment, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: jet experiment intelligence fume chamber includes:

The cabinet body for the spray test comprises a gas collecting hood, a water tank, an experiment table and a treatment box from top to bottom in sequence;

The bottom of water tank evenly installs a plurality of water smoke shower nozzles, the front side of water tank has the observation window of liftable through slide rail connection, the aspiration pump is installed to the inboard bottom of gas collecting channel, and the output of aspiration pump is connected with the connecting pipe of installing the solenoid valve, the bottom of connecting pipe runs through the water tank and is connected with the cover body, the drain pipe of installing the solenoid valve is pegged graft to bottom one side of laboratory bench, and the drain pipe extends to the inboard of handling the case.

In a further embodiment, a partition board is fixedly inserted in the upper portion of the inner side of the treatment box in a transverse mode, two transmission motors with opposite directions are symmetrically arranged at the top of the partition board, and the output ends of the transmission motors penetrate through the partition board and are coaxially connected with a rotating shaft.

In a further embodiment, the side walls of the rotating shaft are uniformly connected with a plurality of stirring plates, and the stirring plates on the side walls of the two rotating shafts are arranged in a staggered manner.

In a further embodiment, a discharge pipe provided with an electromagnetic valve is inserted into the bottom of one side wall of the treatment tank, and a water inlet pipe is inserted into the upper part of one side wall of the water tank.

In a further embodiment, the front bottom of the bench is connected with a water blocking edge, and the water blocking edge is flush with the front side of the bench.

In a further embodiment, a control board is mounted on the outer wall of one side of the experiment table, and the control board is electrically connected with the water mist nozzle, the air pump, the electromagnetic valve and the transmission motor.

In a further embodiment, a label is adhered to an outer wall of one side of the treatment tank.

Compared with the prior art, the utility model has the technical effects and advantages that:

This intelligent fume chamber of injection experiment, former scheme need the manual work wash the inner wall of laboratory bench, not only waste time and energy still can make the washing water splash to the cabinet body outside, neither high-efficient and polluted environment, and this scheme is through drop-down observation window in order to seal the laboratory bench, then continuously spray the water smoke in order to wash the inner wall of laboratory bench through a plurality of water smoke shower nozzles, can be efficient wash the experiment region so that carry out the follow-up experiment fast;

The cleaning water is discharged into the inner side of the treatment box through the drain pipe, and the reactant is added and can react with the cleaning water, so that the reactant and the cleaning water can react efficiently under the stirring of the two groups of stirring plates which rotate in opposite directions, and the cleaning water can be treated efficiently so as to be discharged;

This intelligent fume chamber of injection experiment can be efficient washs in order to carry out follow-up experiment fast to the experiment region, can be efficient to wasing water and handle in order to discharge.

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 needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view taken along the direction a-a in FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 4 is a schematic structural view of the gas collecting hood of the present utility model.

Reference numerals illustrate:

In the figure: 1. a gas collecting hood; 2. a water tank; 3. an experiment table; 4. a treatment box; 5. a water mist spray head; 6. an observation window; 7. an air extracting pump; 8. a connecting pipe; 9. a drain pipe; 10. a drive motor; 11. a rotating shaft; 12. an agitating plate; 13. a discharge pipe; 14. a water blocking edge; 15. a sign plate; 16. a water inlet pipe; 17. and (5) a control panel.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

In order to be able to clean the experimental area efficiently so as to carry out the subsequent experiments rapidly, the intelligent fume hood for the injection experiment as shown in fig. 1 to 4 comprises: the cabinet body for the spray test comprises a gas collecting hood 1, a water tank 2, an experiment table 3 and a treatment box 4 from top to bottom in sequence, the adjacent structures are connected through a plurality of groups of bolts so as to ensure stability, a water inlet pipe 16 is inserted into the upper portion of one side wall of the water tank 2, clear water and cleaning agents can be added into the water tank 2, a plurality of water mist spray heads 5 are uniformly arranged at the bottom of the water tank 2, water mist covering the inner wall of the experiment table 3 can be sprayed out by the plurality of water mist spray heads 5, the inner wall of the experiment table 3 is constructed by stainless steel materials, the cleaning is facilitated, a liftable observation window 6 (the illustration needs to be not drawn to be transparent) is connected to the front side of the water tank 2 through a sliding rail, the experiment table 3 can be completely shielded by pulling the observation window 6, the cleaning condition of the inner wall of the experiment table 3 can be observed in real time through the observation window 6, the front side bottom of the experiment table 3 is welded with a water blocking edge 14, the experiment staff is prevented from sliding from the position when the residual water is wiped by the experiment staff, the water blocking edge 14 is flush with the front side of the experiment table, and the observation window 6 is not influenced.

The sucking pump 7 is installed through the mount pad to the inboard bottom of gas collecting channel 1, and sucking pump 7 can be continuously bleed in order to inhale the gas collecting channel 1 inboard with the harmful gas that the experiment produced, and the output of sucking pump 7 is connected with the connecting pipe 8 of installing the solenoid valve, and the bottom of connecting pipe 8 runs through water tank 2 and is connected with the cover body, and peg graft in bottom one side of laboratory bench 3 has the drain pipe 9 of installing the solenoid valve, can also put in the reactant in to handling case 4 through drain pipe 9, opens the solenoid valve and can discharge into the inboard of handling case 4 with the washing water, and drain pipe 9 extends to the inboard of handling case 4.

In order to be able to efficiently handle washing water so as to discharge, the inside upper portion of treatment box 4 transversely fixedly pegging graft has the baffle, two drive motor 10 that turn to the opposite direction are installed through the motor cabinet symmetry at the top of baffle, and drive motor 10's output runs through the baffle and coaxial coupling has pivot 11, the lateral wall of pivot 11 evenly is connected with a plurality of stirring boards 12 through a plurality of screws, and the crisscross setting of stirring board 12 of two pivot 11 lateral walls, the stirring board 12 of two sets of crisscross settings can provide bigger stirring area, have higher stirring efficiency like this when stirring, so that reactant and washing water quick mixing reaction.

The discharge pipe 13 of installing the solenoid valve is pegged graft to a side wall bottom of handling case 4, open discharge pipe 13 can discharge the water after the reaction, the one end welding that handling case 4 was kept away from to discharge pipe 13 has the flange, the convenience is connected with outside pipeline, the outer wall bonding of one side of handling case 4 has sign 15, sign 15 surface marking operation standard, make things convenient for the experimenter to know fast, control panel 17 is installed to one side outer wall of laboratory bench 3, and control panel 17 and spray nozzle 5, aspiration pump 7, the solenoid valve, driving motor 10 electric connection, the electrical components that can adopt current principle control to connect.

The water mist spray head 5, the air pump 7, the electromagnetic valve and the transmission motor 10 are all arranged as conventional instruments, and the working principle, the size and the model are irrelevant to the functions of the application, so that the water mist spray head is not described more and is controlled by the control board 17.

Principle of operation

After an experimenter completes experiments of spray agents in an experiment table 3, taking out experimental objects and sealing the experiment table 3 through a pull-down observation window 6, firstly, continuously exhausting air through an air exhaust pump 7 to suck harmful gases generated by the experiments into the inner side of a gas collecting hood 1, and then continuously spraying water mist through a plurality of water mist spray heads 5 to clean the inner wall of the experiment table 3, so that an experiment area can be efficiently cleaned;

After cleaning, the drain pipe 9 is opened, the observation window 6 is pulled up, cleaning water can be discharged into the inner side of the treatment box 4 through the drain pipe 9, reactants are added through the drain pipe 9 and can react with the cleaning water, under the action of the two transmission motors 10, the stirring plates 12 which are arranged in a staggered manner can provide a larger stirring area, and thus the stirring efficiency is higher when stirring is carried out, so that the reactants and the cleaning water are rapidly mixed for reaction, and the water after reaction can be discharged after the discharge pipe 13 is opened after full reaction.

It should be noted that relational terms such as one and two are 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. Moreover, 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. Without more in the limited case. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An intelligent fume hood for a spray test, comprising: a cabinet for a spray test, the cabinet being composed of an air collecting hood (1), a water tank (2), a laboratory table (3) and a treatment box (4) from top to bottom; characterized in that: a plurality of water mist nozzles (5) are evenly installed at the bottom of the water tank (2); a liftable observation window (6) is connected to the front side of the water tank (2) via a slide rail; an air pump (7) is installed at the bottom of the inner side of the air collecting hood (1); and a connecting pipe (8) installed with a solenoid valve is connected to the output end of the air pump (7); the bottom of the connecting pipe (8) passes through the water tank (2) and is connected to the hood; a drainage pipe (9) installed with a solenoid valve is plugged into one side of the bottom of the laboratory table (3), and the drainage pipe (9) extends to the inner side of the treatment box (4). 2. The intelligent fume hood for spray experiment according to claim 1 is characterized in that: a partition is fixedly inserted laterally on the inner upper part of the processing box (4), and two transmission motors (10) with opposite directions are symmetrically installed on the top of the partition, and the output end of the transmission motor (10) passes through the partition and is coaxially connected to the rotating shaft (11). 3. The spray test intelligent fume hood according to claim 2, characterized in that: the side wall of the rotating shaft (11) is evenly connected with a plurality of stirring plates (12), and the stirring plates (12) on the side walls of the two rotating shafts (11) are staggered. 4. The intelligent fume hood for spray experiment according to claim 1 is characterized in that: a discharge pipe (13) equipped with a solenoid valve is plugged into the bottom of one side wall of the treatment box (4), and a water inlet pipe (16) is plugged into the upper part of one side wall of the water tank (2). 5. The spray test intelligent fume hood according to claim 1, characterized in that: a water retaining edge (14) is connected to the front bottom of the test bench (3), and the water retaining edge (14) is flush with the front side of the test bench. 6. The spray test intelligent fume hood according to claim 2 is characterized in that a control panel (17) is installed on one side outer wall of the test bench (3), and the control panel (17) is electrically connected to the water mist nozzle (5), the air pump (7), the solenoid valve, and the transmission motor (10). 7. The spray test intelligent fume hood according to claim 1, characterized in that a label (15) is bonded to an outer wall of one side of the processing box (4).