Movable ventilation equipment for medicine laboratory

Abstract

The movable ventilation equipment comprises a box body, a lifting mechanism is arranged at the top of the box body, an air inlet mechanism is arranged above the lifting mechanism, a filtering mechanism is arranged in the box body, an air outlet mechanism is arranged on one side of the outer side wall of the box body, a taking and placing opening is formed in the side wall of the box body, and a ventilation opening is formed in the box body. A plurality of universal wheels are arranged at the bottom of the box body, and a pushing handle is arranged at the top of the box body. The filter plate is convenient to disassemble, so that the filter plate is convenient to clean or replace, and the height and the angle of the air inlet mechanism can be conveniently adjusted, so that the equipment is more flexible and convenient to use and better in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of active ventilation of laboratories, in particular to active ventilation equipment for pharmaceutical laboratories. Background Art

[0002] The ventilation design requirements of laboratory ventilation and comfort air conditioning systems are different. The main purpose is to provide a safe and comfortable working environment and reduce the possibility of personnel being exposed to hazardous air. At the same time, the ventilation time in the laboratory is intermittent and sudden, so the ventilation equipment also needs to be easy to operate and convenient enough.

[0003] The Chinese patent with the publication number CN216481403U and the name of a kind of active ventilation equipment for a drug laboratory discloses an active ventilation equipment for a drug laboratory, including a bottom plate, with a plurality of universal wheels at the bottom; a plurality of support plates, arranged on the bottom plate; a filter box, arranged on the support plate; a fan, arranged on the bottom plate, the air inlet end of the fan is connected to the air outlet end of the filter box; a lifting plate, which can be lifted and lowered and arranged on the upper end wall of the filter box; a first corrugated pipe, one end of which is connected to the air inlet end of the filter box, and the other end passes through the lifting plate and is connected to the lifting plate; a plurality of air guide pipes, which are arranged on the lifting plate, and the air guide pipes are directly opposite to the first corrugated pipe and extend into the first corrugated pipe; a plurality of rotating pipes, which are respectively rotatably connected to the air inlet end of the air guide pipe. Although the problem of fixing the ventilation duct is solved in this patent, the filter cotton and filter plate in the filter box need to be taken out one by one when they are replaced, which is very inconvenient, and the height and angle of the air inlet mechanism cannot be conveniently adjusted, which makes the use of the equipment lack flexibility, convenience and applicability. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a movable ventilation device for a pharmaceutical laboratory.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A movable ventilation device for a pharmaceutical laboratory comprises a box body, a lifting mechanism is provided on the top of the box body, an air inlet mechanism is provided above the lifting mechanism, a filtering mechanism is provided inside the box body, an air outlet mechanism is provided on one side of the outer side wall of the box body, a take-and-place port is provided on the side wall of the box body, a plurality of universal wheels are provided on the bottom of the box body, and a push handle is provided on the top of the box body.

[0007] As a further improvement of the utility model, the filtering mechanism includes a U-shaped plate arranged inside the box body, a plurality of fixing grooves are respectively provided on both sides of the inner wall of the U-shaped plate, a filter plate is inserted in the fixing grooves, one side of the U-shaped plate is fixedly connected to a sealing plate, a handle is provided on the sealing plate, sealing rubber rings are provided on the left and right ends of the U-shaped plate, and two fixing structures for fixing the sealing plate are provided on the side walls of the box body.

[0008] As a further improvement of the utility model, the lifting mechanism includes an electric push rod arranged on the outer top of the box body, the telescopic end of the electric push rod is fixedly connected to the placement table, two telescopic rods are fixed on the outer top of the box body, and the telescopic ends of the two telescopic rods are fixedly connected to the lower end of the placement table.

[0009] As a further improvement of the utility model, the air inlet mechanism includes a three-way joint arranged on a placement table, one of the interfaces of the three-way joint is connected to a connecting pipe, the end of the connecting pipe away from the three-way joint is connected to the side wall of the box body, the other two interfaces of the three-way joint are connected to air inlet ducts, the two air inlet ducts are provided with air inlets at one end away from the three-way joint, and the two air inlets are both covered with a cover plate.

[0010] As a further improvement of the utility model, the fixing structure includes a rotating screw, the rotating screw is threadedly connected to the side wall of the box, and a clamping rod is fixedly connected to the side wall of the rotating screw.

[0011] As a further improvement of the utility model, the air intake mechanism includes an exhaust fan installed on the side wall of the box body, the output end of the exhaust fan is connected to the air outlet duct, and the suction end of the exhaust fan is connected to the interior of the box body.

[0012] Beneficial effects of the utility model:

[0013] By setting the U-shaped plate, handle and fixing structure, when the filter plate needs to be replaced, the fixing structure can be rotated to open first, and then the U-shaped plate with the filter plate can be pulled out from the box. At the same time, the groove set on the U-shaped plate can make it more convenient to insert and remove the filter plate. After the replacement is completed, the U-shaped plate with the replaced filter plate can be inserted into the box again, and then the fixing structure can be rotated to quickly install it.

[0014] By setting up an electric push rod and a telescopic rod placement table, since the electric push rod is driven by a motor and the telescopic rod is used, the height of the air inlet mechanism can be easily adjusted.

[0015] By setting a three-way joint, an air inlet duct, an air inlet, and a cover plate, the air inlet angle can be adjusted in a wider range, and a cover plate is set on the air inlet. When one of the air inlets is not in use, it can be covered.

[0016] The filter plate in the utility model is easy to disassemble, which makes it convenient to clean or replace the filter plate, and the height and angle of the air inlet mechanism can be easily adjusted, making the use of the equipment more flexible and convenient, and having better applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of an active ventilation device for a pharmaceutical laboratory proposed by the utility model;

[0018] Figure 2 This is a schematic cross-sectional structure diagram of a U-shaped plate, a filter plate, and a box body of an active ventilation device for a pharmaceutical laboratory proposed by the utility model;

[0019] Figure 3 for Figure 1 The enlarged schematic diagram at A in the middle;

[0020] Figure 4 A schematic diagram of the structure of a fixed structure of a movable ventilation device for a pharmaceutical laboratory proposed by the utility model;

[0021] Figure 5 The utility model is a structural schematic diagram of a filtering mechanism of an active ventilation device for a pharmaceutical laboratory.

[0022] In the figure: 1 box body, 2 sealing plate, 3 handle, 4 fixing groove, 5 universal wheel, 6 exhaust fan, 7 air outlet duct, 8 telescopic rod, 9 electric push rod, 10 air inlet, 11 push handle, 12 rotating screw, 13 connecting duct, 14 placing table, 15 air inlet duct, 16 clamping rod, 17 filter plate, 18 cover plate, 19 U-shaped plate, 20 sealing rubber ring, 21 three-way joint. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-Figure 5 A movable ventilation device for a pharmaceutical laboratory comprises a box body 1, a lifting mechanism is provided on the top of the box body 1, an air inlet mechanism is provided above the lifting mechanism, a filtering mechanism is provided inside the box body 1, an air outlet mechanism is provided on one side of the outer wall of the box body 1, a take-in and put-out port is provided on the side wall of the box body 1, and the filtering mechanism inside the box body 1 can be replaced and cleaned through the take-in and put-out port, a plurality of universal wheels 5 are provided at the bottom of the box body 1, and a push handle 11 is provided at the top of the box body 1, and the box body 1 can be moved under the action of the universal wheels 5 at the bottom by pushing the push handle 11 at the top of the box body 1.

[0025] The filtering mechanism includes a U-shaped plate 19 arranged inside the box body 1, and a plurality of fixing grooves 4 are respectively provided on both sides of the inner wall of the U-shaped plate 19, and a filter plate 17 is inserted in the fixing groove 4. One side of the U-shaped plate 19 is fixedly connected to the sealing plate 2, and a handle 3 is provided on the sealing plate 2. The U-shaped plate 19 connected to one side of the sealing plate 2 can be pulled out by the handle 3, and then the filter plate 17 can be taken out through the fixing groove 4 for cleaning. Sealing rubber rings 20 are provided at both ends of the U-shaped plate 19. The sealing rubber rings 20 enable the filtering mechanism to have a good sealing effect. Two fixing structures for fixing the sealing plate 2 are provided on the side wall of the box body 1, and the U-shaped plate 19 connected to one side of the sealing plate 2 can be fixed by rotating the fixing structure.

[0026] The lifting mechanism includes an electric push rod 9 arranged on the top outside the box body 1, and the telescopic end of the electric push rod 9 is fixedly connected to the placement table 14. The placement table 14 is lifted and lowered by the electric push rod 9. Two telescopic rods 8 are fixed on the top outside the box body 1. The telescopic ends of the two telescopic rods 8 are fixedly connected to the lower end of the placement table 14. The placement table 14 can be fixedly supported by the telescopic rods 8.

[0027] The air intake mechanism includes a three-way joint 21 arranged on a placement table 14, one of the interfaces of the three-way joint 21 is connected to a connecting pipe 13, one end of the connecting pipe 13 away from the three-way joint 21 is connected to the side wall of the box body 1, and the other two interfaces of the three-way joint 21 are connected to air intake ducts 15, and the two air intake ducts 15 are provided with air inlets 10 at one end away from the three-way joint 21, and the two air inlets 10 are both sleeved with a cover plate 18, which can cover one of the air inlets 10 when the two air inlets 10 are not needed.

[0028] The fixing structure includes a rotating screw 12 which is threadedly connected to the side wall of the box 1 . A clamping rod 16 is fixedly connected to the side wall of the rotating screw 12 . The clamping rod 16 is rotated by rotating the rotating screw 12 , and the filtering mechanism inside the box 1 is fixed by the clamping rod 16 .

[0029] The air inlet mechanism comprises an exhaust fan 6 installed on the side wall of the box body 1 , the output end of the exhaust fan 6 is connected to an air outlet duct 7 , and the suction end of the exhaust fan 6 is in communication with the interior of the box body 1 .

[0030] When the utility model is used, the device is first pushed to a place where ventilation and filtration are required through the universal wheel 5 and the push handle 11, and then the fixing mechanisms on both sides of the box body 1 are rotated to open, and then the U-shaped plate 19 is pulled out through the handle 3, and then the filter plate 17 is inserted into the U-shaped plate 19 according to the fixing groove 4 on the inner wall of the U-shaped plate 19, and then the U-shaped plate 19 is installed into the box body 1, and then the clamping rod 16 is driven by the rotating screw 12 to fix the U-shaped plate 19. After the filter mechanism inside the box body 1 is installed and fixed, the cover plate 18 on the air inlet 10 is opened, and the angle of the air inlet 10 is adjusted, and then the electric push rod 9 is started to drive the placement table 14. When the electric push rod 9 is extended and retracted, it will drive the telescopic rod 8, and wait until the placement table 14 is opened. After adjusting to a suitable height and stopping the electric push rod 9, the placing table 14 will be fixed at a suitable height under the support of the telescopic rod 8, and then the exhaust fan 6 will be started. After the exhaust fan 6 is turned on, the exhaust gas generated in the target area in the laboratory will enter the air inlet duct 15 through the air inlet 10, and then enter the three-way joint 21 through the air inlet duct 15, and then enter the connecting pipe 13 through the three-way joint 21, and then enter the box 1 equipped with the filter plate 17 through the connecting pipe 13. Since the contact part of the box 1 with the U-shaped plate 19 is provided with a sealing rubber ring 20, the exhaust gas in the box 1 cannot overflow from the gap, and can only pass through the filter plate 17 under the action of the exhaust fan 6. The exhaust gas is filtered by the filter plate 17 and discharged from the air outlet duct 7.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An active ventilation device for a pharmaceutical laboratory, characterized in that: The invention comprises a box body (1), a lifting mechanism is provided on the top of the box body (1), an air inlet mechanism is provided above the lifting mechanism, a filtering mechanism is provided inside the box body (1), an air outlet mechanism is provided on one side of the outer wall of the box body (1), a take-in and put-out opening is provided on the side wall of the box body (1), a plurality of universal wheels (5) are provided at the bottom of the box body (1), and a push handle (11) is provided at the top of the box body (1).

2. The active ventilation equipment for a pharmaceutical laboratory according to claim 1, characterized in that: The filtering mechanism comprises a U-shaped plate (19) arranged inside a box body (1), a plurality of fixing grooves (4) are respectively arranged on both sides of the inner wall of the U-shaped plate (19), a filtering plate (17) is inserted in the fixing groove (4), one side of the U-shaped plate (19) is fixedly connected to a sealing plate (2), a handle (3) is arranged on the sealing plate (2), sealing rubber rings (20) are arranged on the left and right ends of the U-shaped plate (19), and two fixing structures for fixing the sealing plate (2) are arranged on the side wall of the box body (1).

3. The active ventilation equipment for a pharmaceutical laboratory according to claim 1, characterized in that: The lifting mechanism comprises an electric push rod (9) arranged on the outer top of the box body (1), the telescopic end of the electric push rod (9) is fixedly connected to a placement platform (14), and two telescopic rods (8) are fixed to the outer top of the box body (1), and the telescopic ends of the two telescopic rods (8) are fixedly connected to the lower end of the placement platform (14).

4. The active ventilation equipment for a pharmaceutical laboratory according to claim 1, characterized in that: The air intake mechanism comprises a three-way joint (21) arranged on a placement platform (14); one of the interfaces of the three-way joint (21) is connected to a connecting pipe (13); one end of the connecting pipe (13) away from the three-way joint (21) is connected to a side wall of the box body (1); the other two interfaces of the three-way joint (21) are connected to air intake pipes (15); one end of the two air intake pipes (15) away from the three-way joint (21) is provided with an air inlet (10); and the two air inlets (10) are sleeved with a cover plate (18).

5. The active ventilation equipment for a pharmaceutical laboratory according to claim 2, characterized in that: The fixing structure comprises a rotating screw (12), wherein the rotating screw (12) is threadedly connected to a side wall of the box body (1), and a clamping rod (16) is fixedly connected to the side wall of the rotating screw (12).

6. The active ventilation equipment for a pharmaceutical laboratory according to claim 4, characterized in that: The air intake mechanism comprises an exhaust fan (6) mounted on the side wall of the box body (1), the output end of the exhaust fan (6) is connected to an air outlet duct (7), and the suction end of the exhaust fan (6) is in communication with the interior of the box body (1).

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