CN217550712U - Full-through ventilation type air draft cabinet - Google Patents

Abstract

The utility model discloses a lead to formula ventilation cabinet entirely belongs to fume chamber technical field. Comprises a box body and a fan; the box body is a closed container, and the fan is arranged in the box body, is communicated with the outside and is used for discharging waste gas; a guide plate and a liquid receiving hopper are arranged in the box body, a plurality of first connecting grooves are formed in the box body, the first connecting grooves are formed in one inner wall of the box body, the guide plate is connected with the fan, one side of the liquid receiving hopper is inclined, the other side of the liquid receiving hopper is provided with a plurality of connecting parts, and the inclination angle and the volume of the liquid receiving hopper can be adjusted; the connecting parts are respectively connected with the first connecting grooves and used for installing the liquid receiving hopper inside the box body, and the guide plate is arranged above the liquid receiving hopper and is adjustable in guide angle. In this application, simplified the water conservancy diversion and connect the liquid facility, the installation of being convenient for is maintained cleanly, can adjust the guide plate simultaneously and connect the various experiments of liquid fill adaptation and experimental device.

Description

Full-through ventilation type air draft cabinet

Technical Field

The utility model relates to a fume chamber technical field, in particular to totally pass through formula fume chamber.

Background

The fume chamber is an important utensil in the chemistry experiment room, and the experiment in-process can generate some waste gas or splash liquid and cause the injury to experiment operating personnel unavoidably, in order to protect experiment operating personnel, then need experiment in the fume chamber. Most experiments can all give off heat, mix some liquid in the waste gas, put and don't care these liquids can be taken out together with waste gas by the fan together, glue on the fume hood, it is pleasing to the eye, clean difficulty, influence the experimental result even.

However, the traditional fume hood has complicated and tedious flow guiding and liquid receiving facilities, is difficult to install, maintain and clean, and cannot be adjusted to adapt to various experiments or experimental appliances.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pass through formula induced draft cabinet entirely, aim at adjusting connected mode and do benefit to transportation and maintenance, increase the liquid water conservancy diversion and reduce the clean degree of difficulty with collection module, can all-round inside experimentation of observing and experiment operation simultaneously.

In order to achieve the above object, the utility model provides a pass through formula convulsions cabinet entirely includes:

a box body and a fan; the box body is a closed container, and the fan is arranged in the box body, communicated with the outside and used for discharging waste gas; a guide plate and a liquid receiving hopper are arranged in the box body, a plurality of first connecting grooves are formed in the box body, the first connecting grooves are formed in one inner wall of the box body, the guide plate is connected with the fan, one side of the liquid receiving hopper is inclined, the other side of the liquid receiving hopper is provided with a plurality of connecting parts, and the inclination angle and the volume of the liquid receiving hopper can be adjusted; the connecting parts are respectively connected with the first connecting grooves and used for installing the liquid receiving hopper inside the box body, and the guide plate is arranged above the liquid receiving hopper and adjustable in guide angle.

Optionally, the liquid receiving hopper mainly comprises a fixing part, an adjusting part and two connecting rods; the adjusting part is hinged to the fixing part and can rotate, second connecting grooves are formed in two sides of the fixing part, third connecting grooves are formed in two sides of the adjusting part, one end of each connecting rod is arranged in the second connecting grooves respectively, the other end of each connecting rod is arranged in the third connecting grooves respectively, and the adjusting part can rotate through one end in the second connecting grooves.

Optionally, each connecting rod comprises a first rod body, a second rod body, a third rod body and a fixing block; the first rod body is arranged at one end of the second rod body, and the third rod body is arranged at the other end of the second rod body; each second connecting groove is provided with a first mounting hole along the direction of the adjusting part, and each first mounting hole penetrates from the inside of each second connecting groove to the adjusting part; the first rod body is arranged in the second connecting groove, the second rod body is arranged in the first mounting hole, and the third rod body is arranged in the third connecting groove; the fixed block sets up be used for fixing on the first body of rod adjusting part.

Optionally, the box body mainly includes a first side plate, three second side plates, a top plate and a bottom plate, and the first side plate, the three second side plates, the top plate and the bottom plate enclose a six-sided closed container. The first side plate is provided with a door plate, and the door plate is hinged with the first side plate and can rotate.

Optionally, the first side plate, the third second side plate, the top plate, the bottom plate and the door plate are made of transparent glass.

Optionally, the first connecting groove is disposed on an inner wall of the first side plate.

Optionally, the first side plate is provided with an object taking hole, the object taking hole is arranged above the liquid receiving bucket, and the liquid receiving bucket can be taken out through the object taking hole; the first side plate is further provided with a baffle for completely shielding the object taking hole, and the baffle can rotate.

Optionally, a plurality of operation holes are formed in the door plate, the operation holes are communicated with the inside and the outside of the box body and are respectively provided with a plurality of sealing rings and a plurality of operation gloves, and the operation gloves are respectively connected with the sealing rings in a sealing mode and are arranged in the box body.

Optionally, a second side plate is provided with a pipeline, and the pipeline is connected with the second side plate, can communicate the inside and the outside of the box body, and is arranged in the box body.

Optionally, a sliding block and a plurality of sliding grooves are arranged on the outer wall of a second side plate connected with the pipeline, and the sliding block is connected with the sliding grooves and can move relative to the second side plate connected with the pipeline.

Compared with the prior art, the method has the following beneficial effects:

compare with traditional fume chamber, simplified the water conservancy diversion and connect the liquid facility, the water conservancy diversion only has the guide plate and connects the liquid fill with connecing the liquid facility, connects the liquid fill to pass through connecting portion installation, has reduced the installation and has maintained the clean degree of difficulty, can adjust the guide plate simultaneously and connect various experiments of liquid fill adaptation and experimental apparatus.

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 view of an embodiment of the fully-transparent type ventilation cabinet of the present invention;

fig. 2 is a schematic view of an internal structure of an embodiment of the fully-transparent type ventilation hood of the present invention;

FIG. 3 is a schematic view of a mounting structure of the liquid receiving bucket;

FIG. 4 is a schematic view of the structure of the liquid receiving funnel;

FIG. 5 is a schematic view of the connecting rod of FIG. 3;

FIG. 6 is a schematic view of the attachment of the connecting rod of FIG. 4;

FIG. 7 is a schematic view of a structure of a baffle in a manner of installation and angle adjustment;

the reference numbers illustrate:

1. a box body; 101. a fan hole; 2. a fan; 201. an air duct; 202. a fan transverse plate; 203, a fan side plate; 3. a first connecting groove; 301. a support plate; 302. connecting holes; 4. a baffle; 5. a liquid receiving hopper; 501. a connecting portion; 502. a fixed part; 503. an adjustment section; 504. a connecting rod; 5041. a first rod body; 5042. a second rod body; 5043. a third rod body; 5044. a fixed block; 5045. a first connection hole; 5046. a second connection hole; 505. a second connecting groove; 506. a third connecting groove; 507. a second hinge; 508. a first mounting hole; 6. a first side plate; 601. taking a hole; 602. a baffle plate; 603. a third hinge; 7. a second side plate; 701. a second mounting hole; 8. a top plate; 9. a base plate; 10. a door panel; 1001. a first hinge; 1002. a magnet; 1003. an operation hole; 1004. a seal ring; 1005. operating gloves; 11. a pipeline; 12. a chute; 13. a slide block.

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached 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 embodiment is only an embodiment of the apparatus of the present invention, and 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 the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) 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 attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating 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 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.

Referring to fig. 1 to 7, the utility model provides a through type ventilation cabinet.

In an embodiment of the present invention, the fully-transparent type air-draft cabinet includes a box body 1 and a fan 2; the box body 1 is a closed container, and the fan 2 is arranged in the box body 1, is communicated with the outside and is used for discharging waste gas; a guide plate 4 and a liquid receiving hopper 5 are arranged in the box body 1, a plurality of first connecting grooves 3 are formed in the box body, the first connecting grooves 3 are formed in one inner wall of the box body 1, the guide plate 4 is connected with the fan 2, one side of the liquid receiving hopper 5 is inclined, a plurality of connecting parts 501 are arranged on the other side of the liquid receiving hopper 5, and the inclination angle and the volume can be adjusted; the connecting parts 501 are respectively connected with the first connecting grooves 3 and used for installing the liquid receiving hopper 5 inside the box body 1, and the guide plate 4 is arranged above the liquid receiving hopper 5 and is adjustable in guide angle.

In this embodiment, the box body 1 is a square body, and the top of the box body is provided with a fan hole 101; the fan 2 comprises an air duct 201, a fan transverse plate 202 and a plurality of fan side plates 203; the air duct 201 is arranged on the fan transverse plate 202 and extends out of the fan hole 101; the fan transverse plate 202 is connected with each fan side plate 203, and each fan side plate 203 is connected with the side wall of the box body 1 through a common mode, such as a screw and nut matching mode, so that the fan 2 is arranged in the box body 1, specifically, the fan side plates 203 are obliquely arranged and respectively form obtuse angles with the fan transverse plate 202.

Preferably, the fan 2 adopts a PP low-noise low-energy-consumption fan, so that the noise during operation is reduced, and the energy consumption during operation is reduced. The box body 1 is sealed, so that the harm of harmful gas diffusion or experiment splashing and the like to experimenters is effectively prevented, and the health of operators is protected. The part of the fan 2 extending out of the box body 1 can be connected with an exhaust system in a room, harmful gas generated in the box body 1 due to experiments is discharged and treated, and the problem of pollution of the harmful gas to the environment is solved.

The inner wall of the box body 1 is provided with two first connecting grooves 3, each first connecting groove 3 comprises a supporting part 301 and a mounting groove 302, the liquid receiving hopper 5 is provided with two connecting parts 501, and the connecting parts 501 are L-shaped; when the liquid receiving funnel 5 is installed, each connecting portion 501 is placed on each supporting portion 301, and then pushed towards the installation groove 302, so that the two connecting portions 501 are inserted into the two installation grooves 302, and the installation is completed.

Because most experiments can release heat, a certain amount of liquid can be mixed in the waste gas, if the waste gas is left alone, the liquid and the waste gas can be pumped out together during air pumping, and the liquid can be stuck on the air pumping cabinet everywhere, so that the appearance is not attractive, the cleaning is difficult, and the experimental result can be influenced even.

In this embodiment, when the fan 2 is started to extract the waste gas generated in the experiment, the waste gas and the liquid contained in the waste gas contact the guide plate 4, wherein the gas moves upwards until being extracted, and the liquid part is adhered to the lower side of the guide plate 4 due to surface tension, flows along the guide plate 4 under the influence of gravity, and finally flows into the liquid receiving hopper 5. The guide plate 4 is connected with the fan transverse plate 202 through two screws and nuts, and is arranged in tandem towards the direction of the liquid receiving hopper 5, and the guide angle of the guide plate 4 can be adjusted by adjusting the length of the screws screwed into the nuts at one side close to the liquid receiving hopper 5.

In an embodiment of the present invention, the box body 1 mainly includes a first side plate 6, three second side plates 7, a top plate 8 and a bottom plate 9, and the first side plate 6, the three second side plates 7, the top plate 8 and the bottom plate 9 form a six-sided closed container; the first side plate 6 is provided with a door plate 10, and the door plate 10 is hinged with the first side plate 6 and can rotate.

In an embodiment of the present invention, the first side plate 6, the third second side plate 7, the top plate 8, the bottom plate 9 and the door plate 10 are made of transparent glass.

In this embodiment, the first side plate 6, the third second side plate 7, the top plate 8 and the bottom plate 9 are connected by screws, and the door panel 10 is hinged to the first side plate 6 by two first hinges 1001; the door plate 10 is of an outward-opening and upward-turning structure, a plurality of magnet stones 1002 are arranged on the outer side of the door plate 10, and the plurality of magnet stones 1002 are also arranged at positions corresponding to the first side plate 6; the door plate 10 is turned upwards to be in contact with the first side plate 6, the box body 1 is opened through fixing of the plurality of magnet stones 1002, and experimental equipment and materials are added into the box body 1. Preferably, the magnet 1002 is provided with 4 to 8 in total.

Whole fume chamber easy to assemble dismantles, when needing to remove simultaneously, dismantle into the plate can, convenient removal can be assembled at anytime and anywhere and use, simultaneously the plate of box 1 is transparent material, can be fine observe experiment process and phenomenon in the box 1 are fit for being applied to various experimental conditions of observing and the teaching experiment of student observation experiment operation around.

In an embodiment of the present invention, the liquid receiving bucket 5 mainly includes a fixing portion 502, an adjusting portion 503 and two connecting rods 504; the adjusting portion 503 is hinged to the fixing portion 502 and can rotate, second connecting grooves 505 are formed in two sides of the fixing portion 503, third connecting grooves 506 are formed in two sides of the adjusting portion 503, one end of each connecting rod 504 is arranged in the second connecting grooves 505, the other end of each connecting rod is arranged in the third connecting grooves 506, and the adjusting portion 503 can rotate through one end in the second connecting grooves 505.

In this embodiment, one end of the fixing portion 502 is opened and hinged to the adjusting portion 503 through a second hinge 507, and the other end is provided with the connecting portion 501; the second connecting groove 505 is a groove with a rectangular middle shape in a front-back semicircular shape, and the third connecting groove 506 is an arc-shaped groove; the second connecting groove 505 is perpendicular to the third connecting groove 506. A sealing strip is arranged between the fixing part 502 and the adjusting part 503 to prevent liquid from flowing out from the gap.

In an embodiment of the present invention, each connecting rod 504 includes a first rod 5041, a second rod 5042, a third rod 5043, and a fixing block 5044; the first rod 5041 is disposed at one end of the second rod 5042, and the third rod 5043 is disposed at the other end of the second rod 5042; each second connecting slot 505 is respectively provided with a first mounting hole 508 along the direction of the adjusting portion 503, and each first mounting hole 508 respectively penetrates from the inside of each second connecting slot 505 to the adjusting portion 503; the first rod 5041 is disposed in the second connecting groove 505, the second rod 5042 is disposed in the first mounting hole 507, and the third rod 5043 is disposed in the third connecting groove 506; the fixing block 5044 is disposed on the first rod 5041 to fix the adjusting portion 503.

One end of the first rod body 5041 is semicircular, and the other end of the first rod body is provided with threads; one end of the second rod 5042 is provided with a first connecting hole 5045, the other end of the second rod is provided with a second connecting hole 5046, and the first connecting hole 5045 is perpendicular to the second connecting hole 5046; the first connection hole 5045 is a semicircular through hole, and the second connection hole 5046 is a threaded hole; one end of the third rod body 5043 is provided with a thread; one end of the fixing block 5044 is provided with a threaded hole.

When the first rod 5042 is mounted, the end of each second rod 5042 with the first connecting hole 5045 is inserted into the second connecting slot 505 from the first mounting hole 508; the semicircular end of the first rod 5041 is inserted into the first connecting hole 5045, the semicircular end of the third rod 5043 is screwed into the second connecting hole 5046, and the fixing block 5044 is screwed into the first rod 5041.

During the use, promote the fixed block 5044 remove drive when the third body of rod 5043 regulation portion 503, when regulation portion 503 rotated to suitable position, it is fixed to screw fixed block 5044. The first rod 5041 is engaged with the first connection hole 5045 to prevent the first rod 5041 from rotating when the fixing portion 5044 is screwed.

In an embodiment of the present invention, the first connecting groove 3 is disposed on the inner wall of the first side plate 6.

In an embodiment of the present invention, the first side plate 6 is provided with a material taking hole 601, the material taking hole 601 is disposed above the liquid receiving bucket 5, and the liquid receiving bucket 5 can be taken out through the material taking hole 601; the first side plate 6 is further provided with a baffle 602 for completely blocking the object taking hole 601, and the baffle 602 can rotate.

In this embodiment, the baffle 602 is hinged to the first side plate 6 by a third hinge 603, and can rotate relative to the first side plate 6.

In an embodiment of the present invention, a plurality of operation holes 1003 are disposed on the door panel 10, the operation holes 1003 communicate with the inside and the outside of the box 1, and a plurality of sealing rings 1004 and a plurality of operation gloves 1005 are disposed respectively, the operation gloves 1005 are disposed in the box 1 respectively in a manner of sealing connection with the sealing rings 1004.

In this embodiment, the door panel 10 is provided with two operation holes 1003, the two operation holes 1003 are circular holes with a diameter of 15-20 cm, and a distance between centers of the circular holes is 40-50 cm.

The experimenter can stretch into the hand in the operation hole 1003 and carry out experiment operation through the operation gloves 1005, and the whole process the box 1 is sealed, can effectively prevent that the waste gas that leads to the experiment to produce because of opening door plant 10 is excessive, reduces the volume of airing exhaust simultaneously, practices thrift the energy consumption.

In an embodiment of the present invention, a pipe 11 is disposed on one of the second side plates 7, and the pipe 11 is connected to one of the second side plates 7 and can communicate with the inside and the outside of the box 1, and is disposed in the box 1. For externally adding reagents for experiments into the housing 1.

In this embodiment, a mounting hole 701 is formed in one of the second side plates 7 connected to the pipe 11, the mounting hole 701 is a threaded hole, one end of the pipe 11 is in a threaded structure, and the pipe 11 is screwed into the mounting hole 701 and disposed on the side plate 7. Preferably, the pipe 11 is inclined downwards to avoid the added test reagent remaining in the pipe 11.

In the experiment, a reagent that does not volatilize or volatilizes relatively little is preferably placed in the housing 1 below the pipe 11, and then another reagent for experiment is added through the mounting hole 701.

In an embodiment of the present invention, the outer wall of the second side plate 7 connected to the pipeline 11 is provided with a sliding block 12 and a plurality of sliding grooves 13, and the sliding block 12 is connected to the plurality of sliding grooves 13 respectively and can move relative to the second side plate 7 connected to the pipeline 11.

In this embodiment, four sliding grooves 12 are formed, and the sliding block 13 is connected with the sliding grooves 12, can move left and right, and can completely cover the second mounting hole 701 to prevent harmful gas from flowing out of the second mounting hole and entering the environment.

When the device is used, all parts are assembled through screws and nuts and the like, a reagent which is not easy to volatilize or relatively difficult to volatilize is poured into a beaker and is placed below the pipeline 11 in the box body 1, another reagent for an experiment is poured from the second mounting hole 701, and the slide block 13 is quickly slid to block the mounting hole 701. The experimenter enters the operation holes 1003 through the operation gloves 1005 to operate the experiment. The fume chamber is sealed and transparent, and is convenient to observe and operate while protecting operators from being damaged by waste gas. The fan 2 is started to pump out waste gas generated in the experiment, and liquid at the bottom of the guide plate 8 and in the liquid receiving hopper 9 is cleaned regularly, so that the problem of pollution of harmful gas or liquid to the environment is solved.

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 (10)

1. A full-through type air draft cabinet is characterized by comprising a box body and a fan; the box body is a closed container, and the fan is arranged in the box body, is communicated with the outside and is used for discharging waste gas; a guide plate and a liquid receiving hopper are arranged in the box body, a plurality of first connecting grooves are formed in the box body, the first connecting grooves are formed in one inner wall of the box body, the guide plate is connected with the fan, one side of the liquid receiving hopper is inclined, the other side of the liquid receiving hopper is provided with a plurality of connecting parts, and the inclination angle and the volume of the liquid receiving hopper can be adjusted; the connecting parts are respectively connected with the first connecting grooves and used for installing the liquid receiving hopper inside the box body, and the guide plate is arranged above the liquid receiving hopper and adjustable in guide angle.

2. The full-through type air draft cabinet according to claim 1, wherein the liquid receiving hopper mainly comprises a fixed part, an adjusting part and two connecting rods; the adjusting part is hinged to the fixing part and can rotate, second connecting grooves are formed in two sides of the fixing part, third connecting grooves are formed in two sides of the adjusting part, one end of each connecting rod is arranged in the second connecting grooves respectively, the other end of each connecting rod is arranged in the third connecting grooves respectively, and the adjusting part can rotate through one end in the second connecting grooves.

3. The full-through cabinet according to claim 2, wherein each connecting rod comprises a first rod, a second rod, a third rod and a fixing block; the first rod body is arranged at one end of the second rod body, and the third rod body is arranged at the other end of the second rod body; each second connecting groove is provided with a first mounting hole along the direction of the adjusting part, and each first mounting hole penetrates from the inside of each second connecting groove to the adjusting part; the first rod body is arranged in the second connecting groove, the second rod body is arranged in the first mounting hole, and the third rod body is arranged in the third connecting groove; the fixed block sets up be used for fixing on the first body of rod adjusting part.

4. The full-through type air draft cabinet according to claim 1, wherein the cabinet body mainly comprises a first side plate, three second side plates, a top plate and a bottom plate, the first side plate, the three second side plates, the top plate and the bottom plate form a six-sided closed container, the first side plate is provided with a door plate, and the door plate is hinged with the first side plate and can rotate.

5. The full-through extraction hood according to claim 4, wherein the first side panel, the third side panel, the top panel, the bottom panel and the door panel are made of transparent glass.

6. The fully permeable cabinet according to claim 4, wherein the first connecting slot is disposed on an inner wall of the first side plate.

7. The fully-transparent type air draft cabinet according to claim 6, wherein the first side plate is provided with an object taking hole, the object taking hole is arranged above the liquid receiving bucket, and the liquid receiving bucket can be taken out through the object taking hole; the first side plate is further provided with a baffle for completely shielding the object taking hole, and the baffle can rotate.

8. The fully-transparent air draft cabinet according to claim 7, wherein a plurality of operation holes are formed on the door plate, the operation holes are communicated with the inside and the outside of the cabinet body, a plurality of sealing rings and a plurality of operation gloves are respectively arranged on the door plate, and the operation gloves are respectively arranged in the cabinet body in a sealing connection with the sealing rings.

9. The full-through type ventilation cabinet according to claim 4, wherein a second side plate is provided with a pipeline, and the pipeline is connected with the second side plate, can communicate the inside and the outside of the box body and is arranged in the box body.

10. The full-through type ventilation cabinet according to claim 9, wherein the outer wall of a second side plate connected with the pipeline is provided with a sliding block and a plurality of sliding grooves, and the sliding block is connected with the sliding grooves and can move relative to the second side plate connected with the pipeline.

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