CN209464830U - A medium-efficiency exhaust cabinet - Google Patents

Abstract

The utility model discloses a well effect cabinet of airing exhaust, which comprises a housin, one side of casing is provided with the fan case, the internally mounted of fan case has the fan, the air-supply line that extends to the casing inside is installed to the air intake of fan, the air outlet of fan is installed and is extended to the outside play tuber pipe of fan case, the inside joint of casing has the dust collection box, one side that the fan was kept away from to the dust collection box is provided with the air intake, one side that the dust collection box is close to the fan is the filter screen. The utility model discloses twist and move the screw rod, make between stripper plate and the fixture block not hard up, take out the fixture block from the inside of draw-in groove, and then realize the dismantlement of this cabinet of airing exhaust, conveniently take off the maintenance to this cabinet of airing exhaust, bring the convenience for the staff, and through the inter attraction of first magnet and second magnet to make the dust collection box joint in the inboard of casing, simple structure conveniently take off the dust collection box, in order to clear up its inside dust.

Description

A medium-efficiency exhaust cabinet

technical field

The utility model relates to the technical field of exhaust devices, in particular to a medium-efficiency exhaust cabinet.

Background technique

The fume hood is a kind of ventilation equipment widely used at home and abroad. It has complete functions and tight protection. It not only provides comprehensive protection for operators, but also can withstand the overlooking of various chemical acids and alkalis and organic reagents, and will not contaminate the internal experiments. Samples are widely used in electronics, chemical industry, machinery, medical lamp industry, and cultural relics protection centers, laboratories of colleges and universities, but the existing medium-efficiency fume hoods are inconvenient to disassemble, and it is inconvenient to overhaul the fume hoods. It brings inconvenience to the personnel, and the existing medium-efficiency fume hood is inconvenient to clean the dust box, which causes trouble for the staff to clean the dust box and affects the operation of the staff.

Utility model content

The purpose of this utility model is to provide a medium-efficiency fume cabinet to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a medium-efficiency fume cabinet, including a housing, one side of the housing is provided with a fan box, the inside of the fan box is installed with a fan, the fan The air inlet of the fan is equipped with an air inlet pipe extending to the inside of the housing, the air outlet of the fan is equipped with an air outlet pipe extending to the outside of the fan box, the inside of the housing is clamped with a dust box, and the dust collection The side of the box away from the fan is provided with an air inlet, the side of the dust collection box close to the fan is a filter screen, the inside of the air inlet pipe is provided with an activated carbon adsorption layer, and the bottom of the housing is fixed with a hanging plate. The top of the hanging board is provided with a clamping block, and the lower side of the housing close to the hanging board is fixed with a card slot that cooperates with the clamping block, and the inside of the carding slot is provided with a threaded hole on the side away from the housing. A screw is arranged inside the hole, and one end of the screw is rotatably connected with an extruding plate.

Preferably, fixed slots are provided above and below the side of the dust box close to the fan, and springs are installed inside one set of the fixed slots, and filter screens are connected to the inner sides of the two sets of fixed slots through springs.

Preferably, first magnets are fixed on the top and bottom of the inner side of the housing, second magnets are fixed on the top and bottom of the dust box, and the sides of the first magnet and the second magnet are in contact with each other. name pole.

Preferably, the hanging board has an "L"-shaped structure, and multiple sets of installation holes are provided on the side of the hanging board.

Preferably, the end of the air outlet pipe away from the fan is a closed structure, and the outer side of the end of the air outlet pipe is provided with multiple sets of air outlet holes, the outer side of the air outlet pipe is sleeved with an arc-shaped baffle, and the arc-shaped baffle The arc length of the plate is one-third of the air outlet pipe.

Preferably, the extrusion plate is located inside the slot, and the end of the screw rod away from the extrusion plate is connected with a handle, and the handle is located outside the slot.

Compared with the prior art, the beneficial effect of the utility model is: the utility model loosens between the extrusion plate and the clamping block by twisting the screw rod, and takes the clamping block out from the inside of the clamping groove, thereby realizing the fume hood The disassembly of the fume hood is convenient for removal and maintenance, which brings convenience to the staff, and through the mutual attraction of the first magnet and the second magnet, the dust box is clamped on the inner side of the housing, and the structure is simple. It is convenient to remove the dust box to clean the dust inside, and the filter is removed from the inner side of the card slot by squeezing the spring, which is convenient for replacing the filter and cleans the dust box for the staff It brings convenience and is convenient for the staff to operate.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the connection structure between the air outlet pipe of the present invention and the arc-shaped baffle;

Fig. 3 is an enlarged view of the utility model A.

In the figure: 1. Housing; 2. Fan box; 3. Fan; 4. Air inlet pipe; 5. Air outlet pipe; 6. Dust collection box; 7. First magnet; 8. Second magnet; 9. Filter Net; 10, fixed groove; 11, spring; 12, activated carbon adsorption layer; 13, hanging plate; 14, block; 19. Screw rod; 20. Extrusion plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, an embodiment provided by the utility model: a medium-efficiency fume cabinet, including a housing 1, a fan box 2 is arranged on one side of the housing 1, and a fan is installed inside the fan box 2 3 (the model is TC7122), the air inlet of the fan 3 is installed with an air inlet pipe 4 extending to the inside of the housing 1, the air outlet of the fan 3 is installed with an air outlet pipe 5 extending to the outside of the fan box 2, and the inside of the housing 1 A dust collection box 6 is clamped, the side of the dust collection box 6 away from the fan 3 is provided with an air inlet, the side of the dust collection box 6 close to the fan 3 is a filter screen 9, and the inside of the air intake pipe 4 is provided with an activated carbon adsorption layer 12 , the bottom of the housing 1 is fixed with a hanging plate 13, the top of the hanging plate 13 is provided with a block 14, and the bottom of the housing 1 near the side of the hanging plate 13 is fixed with a card slot 15 that cooperates with the card block 14, and the card slot 15 is provided with a threaded hole 18 on the side far away from the housing 1, and a screw 19 is provided inside the threaded hole 18, and one end of the screw 19 is rotatably connected with an extrusion plate 20, and the top and bottom ends of the inner side of the housing 1 are fixed with The first magnet 7, the top and the bottom of the dust box 6 are all fixed with the second magnet 8, and the sides where the first magnet 7 and the second magnet 8 are in contact with each other are that the magnetic poles of different names pass through the first magnet 7 and the second magnet 8. Attract each other so that the dust collection box 6 is firmly clamped inside the housing 1, and it is convenient to pull out the dust collection box 6 to clean the dust. The hanging plate 13 has an "L" shape structure, and the side of the hanging plate 13 There are multiple sets of mounting holes, and fixing bolts are used to pass through the mounting holes to firmly fix the hanging plate 13. The extrusion plate 20 is located inside the slot 15, and the end of the screw rod 19 away from the extrusion plate 20 is connected with a handle. The handle is located outside the slot 15, and the handle is turned to drive the screw 19 to rotate, thereby making the extruding plate 20 move left and right, which facilitates the installation and disassembly of the housing 1.

In this embodiment: by clamping the clamping block 14 inside the clamping groove 15, the screw rod 19 is screwed through the handle, so that the extrusion plate 20 and the clamping block 14 are constantly approaching, so that the extrusion plate 20 can press the clamping block 14 Extruding and fixing, and then fixing the housing 1, the structure is simple, easy to disassemble, and it is convenient for the staff to install and disassemble the housing 1, so as to overhaul the fume cupboard.

Please refer to accompanying drawing 1, dust collection box 6 is all provided with fixed slot 10 near the top and bottom of fan 3 side, the inside of a group of fixed slots 10 is equipped with spring 11, the inner side of two groups of fixed slots 10 is connected by spring 11 filter screen9.

In the utility model, the filter screen 9 is installed on the inner side of the fixed groove 10 by squeezing the spring 11. The structure is simple, and it is convenient to install and disassemble the filter screen 9, and it is convenient to clean and replace the filter screen 9. Bring convenience.

Please refer to accompanying drawings 1 and 2, the end of the air outlet pipe 5 away from the fan 3 is a closed structure, and the outer side of the end of the air outlet pipe 5 is provided with multiple groups of air outlet holes 16, and the outer side of the air outlet pipe 5 is sleeved with an arc Baffle plate 17, and the arc length of arc-shaped baffle plate 17 is 1/3rd of air outlet pipe 5.

In the utility model, by rotating the arc-shaped baffle 17, the arc-shaped baffle 17 covers the air outlet hole 16, and the number of cooperation between the air outlet 16 and the arc-shaped baffle 17 is controlled to control the wind flow rate. Adjust to avoid damage to external things caused by excessive wind speed.

Working principle: when the power is turned on, the blower 3 works to generate a negative pressure inside the shell 1, and the air enters the inside of the dust box 6 through the air inlet, and is filtered by the filter 9 to remove larger particles and dust in the air. Dust, and make it stay in the inside of the dust box 6, and the air passes through the air inlet pipe 4, and through the adsorption of the activated carbon adsorption layer 12, the peculiar smell in the air is adsorbed to purify the air, and the purified air is passed through The air outlet hole 16 inside the air outlet pipe 5 is discharged, and by rotating the arc baffle 17, the arc baffle 17 covers the air outlet 16 to adjust the speed of the air outlet, which is convenient for the staff to use. Avoid excessive wind speed and cause damage to external things, and by clamping the slot 15 at the bottom of the housing 1 on the block 14, turning the handle, the screw rod 19 is driven to rotate, so that the extrusion plate 20 is constantly approaching the block 14. The clamping block 14 is extruded and fixed, the structure is simple, and the installation and disassembly are convenient, which brings convenience to the staff.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A medium-efficiency fume cabinet, comprising a housing (1), is characterized in that: a side of the housing (1) is provided with a fan box (2), and the inside of the fan box (2) is equipped with A fan (3), the air inlet of the fan (3) is equipped with an air inlet pipe (4) extending to the inside of the housing (1), and the air outlet of the fan (3) is equipped with a pipe extending to the fan box (2) The outer air outlet pipe (5), the inside of the housing (1) is clamped with a dust collection box (6), and the side of the dust collection box (6) away from the fan (3) is provided with an air inlet, so The side of the dust collecting box (6) close to the blower fan (3) is a filter screen (9), the inside of the air inlet pipe (4) is provided with an activated carbon adsorption layer (12), and the bottom of the housing (1) A hanging plate (13) is fixed, the top of the hanging plate (13) is provided with a block (14), and the housing (1) is fixed with a block (14) below the side near the hanging plate (13). The card slots (15) that cooperate with each other, and the side of the card slot (15) away from the housing (1) is provided with a threaded hole (18), and the inside of the threaded hole (18) is provided with a screw (19), and One end of the screw rod (19) is rotatably connected with an extrusion plate (20). 2. A medium-efficiency fume cabinet according to claim 1, characterized in that: the dust box (6) is provided with fixing grooves (10) above and below the side close to the fan (3). Springs (11) are installed inside the fixing grooves (10) of one group, and filter screens (9) are connected to the inner sides of the fixing grooves (10) of the two groups through springs (11). 3. A medium-efficiency fume hood according to claim 1, characterized in that: first magnets (7) are fixed on the top and bottom of the inside of the housing (1), and the dust box ( 6) The second magnet (8) is fixed on the top and the bottom, and the sides where the first magnet (7) and the second magnet (8) contact each other are magnetic poles with different names. 4. A medium-efficiency fume cabinet according to claim 1, characterized in that: the hanging plate (13) has an "L"-shaped structure, and multiple sets of mounting holes are provided on the side of the hanging plate (13). 5. A medium-efficiency fume cabinet according to claim 1, characterized in that: the end of the air outlet pipe (5) away from the fan (3) is a closed structure, and the outer side of the end of the air outlet pipe (5) There are multiple groups of air outlet holes (16), and the outer side of the air outlet pipe (5) is sleeved with an arc-shaped baffle (17), and the arc length of the arc-shaped baffle (17) is the length of the air outlet pipe (5) one-third of. 6. A medium-efficiency fume cabinet according to claim 1, characterized in that: the extrusion plate (20) is located inside the slot (15), and the screw (19) is far away from the extrusion plate (20) One end of the handle is connected with the handle, and the handle is located on the outside of the slot (15).