Indoor negative pressure dust collection device

Abstract

The utility model relates to the field of dust collection devices, in particular to an indoor negative pressure dust collection device. The technical problems that in the prior art, a filter screen mechanism of indoor negative pressure dust collection equipment is inconvenient to replace quickly, and ambient air is inconvenient to humidify are solved. According to the technical scheme, the indoor negative pressure dust suction device comprises a bearing plate; the upper end of the bearing plate is fixedly connected with a fixed tank, and the rear end of the fixed tank is fixedly connected with a ventilation frame. Negative pressure wind power can be formed by starting the negative pressure fan, negative pressure can be formed in the ventilation body, then negative pressure can be generated in the ventilation frame and the fixing frame, external air can be sucked into the fixing frame through the dust collection holes by the negative pressure, then the external air can be filtered through the filter screen, and then external negative pressure dust collection can be achieved. When the surrounding needs to be humidified, water is injected into the fourth groove body, then the atomization piece is started, the water in the fourth groove body can be atomized and sprayed out, and the technical problem is solved.

Description

Technical Field

[0001] The utility model belongs to the field of dust collection devices, and in particular relates to an indoor negative pressure dust collection device. Background Art

[0002] An indoor negative pressure vacuum cleaner is a device used to clean and purify indoor air. Its principle is to draw indoor air into the device through negative pressure technology, filter and purify it, and then release it to remove indoor dust, odor, microorganisms and other pollutants. It is widely used in industrial, medical, laboratory and other places. However, the filter mechanism of the indoor negative pressure vacuum cleaner in the existing technology is not convenient for quick replacement and is not convenient for humidifying the surrounding air, which needs further improvement. Utility Model Content

[0003] In order to overcome the problems in the prior art that the filter mechanism of indoor negative pressure vacuum cleaner is not convenient to replace quickly and is not convenient to humidify the surrounding air.

[0004] The technical solution of the utility model is: an indoor negative pressure dust collection device, comprising a carrying plate; the upper end of the carrying plate is fixedly connected to a fixed tank, the rear end of the fixed tank is fixedly connected to a ventilation frame, the rear end of the ventilation frame is fixedly connected to the fixed frame, the lower end of the fixed frame is fixedly connected to the upper end of the carrying plate, the upper end inner wall of the fixed tank is threadedly installed with a first cover plate, the left and right edges of the upper end of the carrying plate are fixedly connected to a fixed body, the lower end of the inner wall of the fixed tank is fixedly connected to a ventilation gas, the upper part of the inner wall of the ventilation gas is fixedly connected to the carrying frame, the rear end of the ventilation gas is penetrated by a first groove body, the first groove body and the interior of the ventilation frame are connected to each other, the fixed frame The rear end of the frame is provided with evenly distributed dust suction holes, the upper end of the carrying frame is movably provided with a movable block, the upper and lower ends of the movable block are provided with evenly distributed first through holes, the upper end of the movable block is fixedly connected to a first handle, the lower end of the movable block is provided with a second groove body, the upper end surface of the inner wall of the second groove body is fixedly connected to a negative pressure fan, the inner wall of the fixed frame is movably provided with a movable frame, the middle part of the inner wall of the movable frame is fixedly connected to a filter screen, the upper end of the movable frame is fixedly connected to a fifth handle, the upper end of the fixed body is provided with a fourth groove body, the side wall of the fixed body is provided with a second through hole, and the inner wall of the second through hole is fixedly connected to an atomizing sheet.

[0005] Preferably, when in use, the movable block is placed at the upper end of the supporting frame, and then the negative pressure fan is turned on to form negative pressure wind force, which will form negative pressure in the ventilation air, and then negative pressure is generated in the ventilation frame and the fixed frame. The negative pressure can suck the outside air into the fixed frame through the dust suction hole, and then the outside air will be filtered through the filter, and negative pressure dust suction of the outside can be achieved. When the surrounding needs to be humidified, water is injected into the fourth tank body, and then the atomizing piece is turned on to atomize the water in the fourth tank body and spray it out. When the filter needs to be replaced, only the second cover plate needs to be removed, and then the fifth handle is held to lift the movable frame out of the fixed frame to achieve replacement of the movable frame, which solves the problem that the filter mechanism of the indoor negative pressure dust suction equipment in the prior art is inconvenient to replace quickly and is inconvenient to humidify the surrounding air.

[0006] Preferably, a third trough is provided through the front end of the fixed tank, a sliding door is hinged on the inner wall of the third trough, and a second handle and a lock body are fixed to the front end of the sliding door. When maintenance is required inside the fixed tank, the lock body can also be opened and the sliding door can be opened to facilitate maintenance inside the fixed tank.

[0007] Preferably, the lower end of the supporting plate is fixed with a plurality of universal wheels, the front ends of the two fixed bodies are fixed with a third handle, and the upper ends of the two fixed bodies are fixed with a sixth handle. The device can be conveniently moved by holding the third handle or the sixth handle.

[0008] Preferably, a fourth handle is fixed to the upper end of the first cover plate, a second cover plate is movably provided on the upper end of the fixed frame, and a limiting frame is fixed to the lower end of the second cover plate. The outer wall of the limiting frame and the inner wall of the fixed frame are fitted together. Placing the limiting frame on the inner wall of the fixed frame can facilitate the quick and stable placement of the second cover plate.

[0009] Preferably, a limit block is movably provided on the inner wall of the fourth trough body, and a third cover plate is fixedly connected to the upper end of the limit block. The limit block is placed on the inner wall of the fourth trough body, and the third cover plate can be used to seal the upper end of the fourth trough body, which can improve the aesthetics of the device.

[0010] Preferably, the upper end of the movable frame is ten centimeters away from the upper end of the fixed frame, the interior of the fixed frame and the interior of the ventilation frame are interconnected, and the movable frame facilitates quick disassembly and assembly of the inner wall of the fixed frame.

[0011] Preferably, there is a gap between the upper end of the movable block and the lower end of the first cover plate. When the negative pressure fan is turned on, the negative pressure wind will flow into the fixed tank through the first through hole, and the dust that cannot be captured by the filter will fall into the fixed tank, making it convenient to clean and maintain the fixed tank.

[0012] Beneficial effects of the utility model:

[0013] 1. By placing the movable block on the upper end of the carrying frame and then turning on the negative pressure fan to generate negative pressure wind, a negative pressure is formed in the ventilation air, and then a negative pressure is generated in the ventilation frame and the fixed frame. The negative pressure can suck the outside air into the fixed frame through the dust suction hole, and then the outside air is filtered through the filter, thereby realizing negative pressure dust collection from the outside. When the filter needs to be replaced, it is only necessary to remove the second cover plate, and then hold the fifth handle to lift the movable frame out of the fixed frame to achieve the replacement of the movable frame, thereby solving the problem that the filter mechanism of the indoor negative pressure dust collection equipment in the prior art is inconvenient to quickly replace;

[0014] 2. When the surrounding area needs to be humidified, water is injected into the fourth tank, and then the atomizing plate is turned on to atomize and spray the water in the fourth tank, solving the problem that the indoor negative pressure vacuum cleaner in the prior art is inconvenient to humidify the surrounding air;

[0015] 3. By setting up a sliding door, when maintenance is required inside the fixed tank, the lock body can also be opened to open the sliding door to facilitate maintenance inside the fixed tank. By holding the third handle or the sixth handle, the device can be easily moved, and the limit block can be placed on the inner wall of the fourth trough body. The third cover plate can be used to seal the upper end of the fourth trough body, which can improve the aesthetics of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shown is a schematic diagram of the three-dimensional structure of an indoor negative pressure dust collection device of the present invention;

[0017] Figure 2 Shown is a schematic diagram of the three-dimensional disassembled structure of the ventilation body and movable block of an indoor negative pressure dust collection device of the present invention;

[0018] Figure 3 Shown is a bottom perspective structural diagram of a movable block of an indoor negative pressure dust collection device according to the present invention;

[0019] Figure 4 Shown is a schematic diagram of the three-dimensional disassembled structure of the fixed frame, movable frame and second cover plate of an indoor negative pressure dust collection device of the present invention;

[0020] Figure 5 Shown is a schematic diagram of the three-dimensional disassembled structure of the fixing frame and the second cover plate of an indoor negative pressure dust collection device of the present invention;

[0021] Figure 6 Shown is a schematic diagram of the three-dimensional disassembled structure of the fixed body and the third cover plate of an indoor negative pressure dust collection device of the present invention.

[0022] The marks in the accompanying drawings are: 1. supporting plate; 2. fixing tank; 3. ventilation frame; 4. fixing frame; 5. first cover plate; 6. fixing body; 7. ventilation body; 8. supporting frame; 9. first trough body; 10. dust suction hole; 11. movable block; 12. first through hole; 13. first handle; 14. second trough body; 15. negative pressure fan; 16. universal wheel; 17. third trough body; 18. sliding door; 19. second handle; 20. lock body; 21. third handle; 22. fourth handle; 23. movable frame; 24. filter; 25. fifth handle; 26. second cover plate; 27. limit frame; 28. fourth trough body; 29. sixth handle; 30. limit block; 31. third cover plate; 32. second through hole; 33. atomizing piece. DETAILED DESCRIPTION

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0024] See also Figure 1-6 The utility model provides an embodiment: an indoor negative pressure dust suction device, comprising a carrying plate 1; the upper end of the carrying plate 1 is fixedly connected to a fixed tank 2, the rear end of the fixed tank 2 is fixedly connected to a ventilation frame 3, the rear end of the ventilation frame 3 is fixedly connected to a fixed frame 4, the lower end of the fixed frame 4 is fixedly connected to the upper end of the carrying plate 1, the upper inner wall of the fixed tank 2 is threadedly installed with a first cover plate 5, the left and right edges of the upper end of the carrying plate 1 are fixedly connected to a fixed body 6, the lower end of the inner wall of the fixed tank 2 is fixedly connected to a ventilation gas 7, the upper part of the inner wall of the ventilation gas 7 is fixedly connected to a carrying frame 8, the rear end of the ventilation gas 7 is penetrated by a first groove body 9, the first groove body 9 and the interior of the ventilation frame 3 are connected to each other, the rear end of the fixed frame 4 is penetrated by a uniformly distributed dust suction hole 10, the upper end of the carrying frame 8 is movably provided with a movable block 11, the upper and lower ends of the movable block 11 are penetrated by uniformly distributed first through holes 12, the movable block A first handle 13 is fixed to the upper end of 11, a second slot 14 is provided at the lower end of the movable block 11, a negative pressure fan 15 is fixed to the upper end surface of the inner wall of the second slot 14, a movable frame 23 is movably provided on the inner wall of the fixed frame 4, a filter screen 24 is fixed to the middle part of the inner wall of the movable frame 23, a fifth handle 25 is fixed to the upper end of the movable frame 23, a fourth slot 28 is provided at the upper end of the fixed body 6, a second through hole 32 is penetrated through the side wall of the fixed body 6, an atomizing sheet 33 is fixed to the inner wall of the second through hole 32, a third slot 17 is penetrated through the front end of the fixed tank 2, a sliding door 18 is hingedly provided on the inner wall of the third slot 17, a second handle 19 and a lock body 20 are fixed to the front end of the sliding door 18, a plurality of universal wheels 16 are fixed to the lower end of the carrying plate 1, a third handle 21 is fixed to the front end of the two fixed bodies 6, and a sixth handle 29 is fixed to the upper end of the two fixed bodies 6.

[0025] See also Figure 4 and 5In this embodiment, a fourth handle 22 is fixed to the upper end of the first cover plate 5, a second cover plate 26 is movably provided on the upper end of the fixed frame 4, and a limit frame 27 is fixed to the lower end of the second cover plate 26. The outer wall of the limit frame 27 is in contact with the inner wall of the fixed frame 4.

[0026] See also Figure 6 In this embodiment, a limit block 30 is movably provided on the inner wall of the fourth slot body 28 , and a third cover plate 31 is fixedly connected to the upper end of the limit block 30 .

[0027] See also Figure 4 In this embodiment, the upper end of the movable frame 23 is ten centimeters away from the upper end of the fixed frame 4, and the interior of the fixed frame 4 and the interior of the ventilation frame 3 are interconnected.

[0028] See also Figure 2 and 3 In this embodiment, there is a gap between the upper end of the movable block 11 and the lower end of the first cover plate 5.

[0029] During operation, the movable block 11 is first placed on the upper end of the carrying frame 8, and then the negative pressure fan 15 is turned on to generate negative pressure wind force, which will form a negative pressure in the ventilation body 7, and then generate a negative pressure in the ventilation frame 3 and the fixed frame 4. The negative pressure can suck the outside air into the fixed frame 4 through the dust suction hole 10, and then the outside air will be filtered through the filter 24, so that negative pressure dust collection can be achieved.

[0030] When the filter 24 needs to be replaced, the second cover 26 can be removed, and the fifth handle 25 can be used to lift the movable frame 23 out of the fixed frame 4 to replace the movable frame 23.

[0031] When the negative pressure fan 15 is turned on, the negative pressure wind will flow into the fixed tank 2 through the first through hole 12, and the dust that cannot be captured by the filter 24 will fall into the fixed tank 2. When maintenance is required inside the fixed tank 2, the lock body 20 can be opened and the sliding door 18 can be opened to facilitate maintenance inside the fixed tank 2.

[0032] When the surroundings need to be humidified, water is injected into the fourth trough 28, and then the atomizing piece 33 is turned on to atomize and spray the water in the fourth trough 28. The device can be conveniently moved by holding the third handle 21 or the sixth handle 29. The limit block 30 is placed on the inner wall of the fourth trough 28, and the upper end of the fourth trough 28 can be sealed with the third cover plate 31, which can improve the aesthetics of the device.

[0033] Through the above steps, when in use, the movable block 11 is placed on the upper end of the supporting frame 8, and then the negative pressure fan 15 is turned on to form a negative pressure wind force, which will form a negative pressure in the ventilation body 7, and then generate a negative pressure in the ventilation frame 3 and the fixed frame 4. The negative pressure can suck the outside air into the fixed frame 4 through the dust suction hole 10, and then the outside air will be filtered through the filter 24, and negative pressure dust suction of the outside can be achieved. When it is necessary to humidify the surroundings, water is injected into the fourth trough 28, and then the atomizing piece 33 is turned on to atomize and spray the water in the fourth trough 28. When the filter 24 needs to be replaced, just remove the second cover plate 26, and then hold the fifth handle 25 to lift the movable frame 23 out of the fixed frame 4 to achieve the replacement of the movable frame 23, which solves the problem that the filter mechanism of the indoor negative pressure dust suction equipment in the prior art is inconvenient to quickly replace and is inconvenient to humidify the surrounding air.

[0034] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by those skilled in the art without departing from the purpose of the present invention.

Claims

1. An indoor negative pressure dust collection device, comprising a supporting plate (1); characterized in that: The upper end of the carrier plate (1) is fixedly connected to a fixed tank (2), the rear end of the fixed tank (2) is fixedly connected to a ventilation frame (3), the rear end of the ventilation frame (3) is fixedly connected to a fixed frame (4), the lower end of the fixed frame (4) is fixedly connected to the upper end of the carrier plate (1), the upper inner wall of the fixed tank (2) is threadedly mounted with a first cover plate (5), the left and right edges of the upper end of the carrier plate (1) are fixedly connected to a fixed body (6), the lower end of the inner wall of the fixed tank (2) is fixedly connected to a ventilation gas (7), the upper part of the inner wall of the ventilation gas (7) is fixedly connected to a carrier frame (8), the rear end of the ventilation gas (7) is penetrated by a first groove body (9), the first groove body (9) and the interior of the ventilation frame (3) are mutually penetrated, the rear end of the fixed frame (4) is penetrated by a uniformly distributed dust suction hole (10), the carrier frame (8) is A movable block (11) is movably provided at the upper end, and first through holes (12) are evenly distributed through the upper and lower ends of the movable block (11). A first handle (13) is fixedly connected to the upper end of the movable block (11), and a second trough (14) is provided at the lower end of the movable block (11). A negative pressure fan (15) is fixedly connected to the upper end surface of the inner wall of the second trough (14). A movable frame (23) is movably provided on the inner wall of the fixed frame (4), and a filter (24) is fixedly connected to the middle part of the inner wall of the movable frame (23). A fifth handle (25) is fixedly connected to the upper end of the movable frame (23). A fourth trough (28) is provided at the upper end of the fixed body (6), and a second through hole (32) is provided through the side wall of the fixed body (6). An atomizing sheet (33) is fixedly connected to the inner wall of the second through hole (32).

2. An indoor negative pressure dust collection device according to claim 1, characterized in that: A third trough (17) is provided through the front end of the fixed tank (2), a sliding door (18) is hingedly connected to the inner wall of the third trough (17), and a second handle (19) and a lock body (20) are fixed to the front end of the sliding door (18).

3. The indoor negative pressure dust collection device according to claim 1, characterized in that: The lower end of the carrying plate (1) is fixedly connected to a plurality of universal wheels (16), the front ends of the two fixed bodies (6) are fixedly connected to a third handle (21), and the upper ends of the two fixed bodies (6) are fixedly connected to a sixth handle (29).

4. The indoor negative pressure dust collection device according to claim 1, characterized in that: The upper end of the first cover plate (5) is fixedly connected to a fourth handle (22), the upper end of the fixed frame (4) is movably provided with a second cover plate (26), the lower end of the second cover plate (26) is fixedly connected to a limiting frame (27), and the outer wall of the limiting frame (27) is in contact with the inner wall of the fixed frame (4).

5. The indoor negative pressure dust collection device according to claim 1, characterized in that: A limiting block (30) is movably provided on the inner wall of the fourth trough body (28), and the upper end of the limiting block (30) is fixedly connected to a third cover plate (31).

6. The indoor negative pressure dust collection device according to claim 1, characterized in that: The upper end of the movable frame (23) is ten centimeters away from the upper end of the fixed frame (4), and the interior of the fixed frame (4) and the interior of the ventilation frame (3) are interconnected.

7. The indoor negative pressure dust collection device according to claim 1, characterized in that: There is a gap between the upper end of the movable block (11) and the lower end of the first cover plate (5).

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