Low-energy-consumption and easy-to-maintain oil smoke purifying machine

Abstract

The utility model discloses a low-energy-consumption and easy-to-maintain oil fume purifier which comprises an air duct with the periphery closed and two ends provided with an air inlet and an air outlet respectively, and a barrier plate is arranged in the air duct close to one side of the air inlet; the blocking plate comprises a wind blocking face intersecting with the inlet air flow direction, and the periphery of the wind blocking face is in airtight connection with the air channel. A plurality of ventilation holes enabling the air inlet and the air outlet to be communicated in an airtight mode are formed in the air blocking face; a fan for generating negative pressure in the air duct is arranged at the air outlet; the number of the blocking plates is two or more, the air flow direction of the air inlet serves as the projection direction of the ventilation holes of the adjacent blocking plates, and the outlines of all the ventilation holes projected on the plane do not coincide. The air duct is of an S-shaped structure, and the air inlet is located below the air outlet. The range hood is reasonable in structural design, oil fume separation is carried out on polluted air containing oil fume through the arrangement of the barrier plates and the staggered ventilation holes, and the range hood has the advantages of being easy to clean and maintain, low in use cost, low in wind resistance and low in energy consumption.

Description

Technical Field

[0001] The utility model relates to the technical field of air purification, in particular to a low-energy-consumption and easy-maintaining oil fume purifier. Background Art

[0002] In industrial production, various materials often emit pollutants such as oil, gas, and smoke during the processing process. If they are not effectively handled, they will pose a certain threat to the health of production workers.

[0003] In the prior art, there are devices that use activated carbon filtration, chemical catalysis or condensation separation to purify oil smoke, but they have disadvantages such as high energy consumption, difficult maintenance and high cost.

[0004] Therefore, there is an urgent need to design a low-energy consumption and easy-maintenance oil fume purifier, which has the advantages of low energy consumption and easy maintenance while effectively separating oil fume. Utility Model Content

[0005] The technical solution adopted by the utility model is as follows:

[0006] A low-energy-consumption and easy-to-maintain oil fume purifier, characterized in that: it comprises an air duct which is closed on all sides and has an air inlet and an air outlet at both ends, and a blocking plate is arranged inside the air duct near the air inlet;

[0007] The blocking plate comprises a windshield surface intersecting with the direction of the incoming air flow, and the periphery of the windshield surface is airtightly connected to the air duct; the windshield surface is provided with a plurality of ventilation holes for airtightly connecting the air inlet and the air outlet;

[0008] The air outlet is provided with a fan which generates negative pressure in the air duct.

[0009] Preferably, two or more baffles are provided, and the ventilation holes of adjacent baffles are projected in the direction of the air flow of the air inlet, and the contours of all ventilation holes projected on the plane do not overlap.

[0010] Preferably, the air duct is an "S"-shaped structure, and the air inlet is located below the air outlet.

[0011] Preferably, a positioning groove which is sleeved with the wind shielding surface is provided on the air duct, and an oil collecting groove is provided below the positioning groove.

[0012] Preferably, an oil drain port communicating with the outside is provided at the bottom of the oil collecting tank.

[0013] Preferably, a filtering device is provided between the air outlet and the fan, and the filtering device comprises any one or a combination of a physical filter or a chemical filter.

[0014] Preferably, the physical filter is a combination of a cotton core filter and an activated carbon filter.

[0015] Preferably, a detachable cover plate is provided on the air duct at the position corresponding to the blocking plate.

[0016] Preferably, a casing is provided on the outer side of the air duct, and a controller is provided on the casing; the air inlet and the air outlet of the fan extend out of the casing, and the fan is electrically connected to the controller.

[0017] Preferably, an openable door panel is provided at a position of the casing corresponding to the blocking plate.

[0018] Preferably, a handle is provided on the casing.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] The structure is reasonably designed, and the baffle plate and staggered ventilation holes are used to separate the polluted air containing oil smoke. It has the advantages of easy cleaning and maintenance, low use cost, low wind resistance and low energy consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is an exploded schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a schematic cutaway diagram of the overall structure of the utility model.

[0023] Among them: casing 10, door panel 11, handle 12, air duct 20, air inlet 21, air outlet 22, blocking plate 23, wind shield 23a, ventilation hole 23b, filter device 24, positioning groove 25, oil collecting groove 26, oil drain port 27, cover plate 28, fan 30, controller 40. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the accompanying drawings. The accompanying drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may also be an element centered thereon. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an element centered thereon at the same time. The terms "vertical", "horizontal", "left", "right", "up", "down", "front", "rear" and similar expressions used herein are for illustrative purposes only.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0027] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0028] like Figure 1 , 2 As shown, a low-energy consumption and easy-to-maintain oil fume purifier includes an air duct 20 which is closed on all sides and has an air inlet 21 and an air outlet 22 at both ends, and a blocking plate 23 is provided inside the air duct 20 near the air inlet 21;

[0029] The blocking plate 23 includes a wind shielding surface 23a intersecting with the direction of the incoming air flow, and the wind shielding surface 23a is airtightly connected to the air duct 20 on all sides; the wind shielding surface 23a is provided with a plurality of ventilation holes 23b that allow the air inlet 21 and the air outlet 22 to be airtightly connected;

[0030] The air outlet 22 is provided with a fan 30 for generating negative pressure in the air duct 20 .

[0031] Furthermore, two or more baffle plates 23 are provided, and the ventilation holes 23b of adjacent baffle plates 23 are projected in the direction of the air flow of the air inlet 21, and the contours of all ventilation holes 23b projected on the plane do not overlap.

[0032] In this embodiment, the fan 30 creates a negative pressure in the air duct 20. After the polluted air containing oil smoke enters the air duct through the air inlet 21, it is decelerated and generates a vortex under the resistance of the wind shield 23a, so that the oil smoke repeatedly contacts the wind shield 23a and is adsorbed. The clean air is discharged from the air outlet 22 after passing through the ventilation holes, thereby achieving the effect of separating the oil smoke and purifying the air.

[0033] The utility model adopts the arrangement of a blocking plate and staggered ventilation holes to separate the oil smoke from the polluted air containing oil smoke, and has the advantages of easy cleaning and maintenance, low use cost, low wind resistance and low energy consumption.

[0034] Furthermore, in order to facilitate the installation of a blocking plate and other accessory filtering components and facilitate the discharge of separated oil smoke, the air duct 20 is an “S”-shaped structure, and the air inlet 21 is located below the air outlet 22 .

[0035] In this embodiment, the air duct 20 adopts a vertical "S"-shaped structure, and structures of other shapes and arrangements may also be provided.

[0036] Furthermore, the air duct 20 is provided with a positioning groove 25 which is sleeved with the wind shielding surface 23 a , and an oil collecting groove 26 is provided below the positioning groove 25 .

[0037] Furthermore, an oil discharge port 27 communicating with the outside is provided at the bottom of the oil collecting tank 26 .

[0038] Furthermore, other auxiliary filtering devices may be added according to the types of oil fume pollutants and purification requirements. A filtering device 24 is provided between the air outlet 22 and the fan 30. The filtering device 24 includes any one or a combination of physical filters or chemical filters.

[0039] Furthermore, the physical filter is a combination of a cotton core filter and an activated carbon filter.

[0040] Furthermore, in order to facilitate maintenance, a detachable cover plate 28 is provided on the air duct 20 at the corresponding position of the filtering device 24 and the blocking plate 23 .

[0041] Furthermore, in order to facilitate the control and protection of components such as the air duct, a housing 10 is provided on the outside of the air duct 20, and a controller 40 is provided on the housing 10; the air inlet 21 and the exhaust port of the fan 30 extend out of the housing 10, and the fan 30 is electrically connected to the controller.

[0042] Furthermore, in order to facilitate maintenance, the housing 10 is provided with an openable door panel 11 at positions corresponding to the blocking plate 23 and the filtering device 24 .

[0043] Furthermore, in order to facilitate transportation, a handle 12 is provided on the housing 10 .

[0044] For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and concepts described above, and all of these changes and deformations should fall within the scope of protection of the claims of the utility model patent.

Claims

1. A low-energy-consumption and easy-maintenance oil fume purifier, characterized by: It comprises an air duct (20) which is closed on all sides and has an air inlet (21) and an air outlet (22) at both ends, and a blocking plate (23) is arranged inside the air duct (20) on the side close to the air inlet (21); The blocking plate (23) comprises a wind shielding surface (23a) intersecting with the direction of the incoming air flow, and the wind shielding surface (23a) is airtightly connected to the air duct (20) on all sides; the wind shielding surface (23a) is provided with a plurality of ventilation holes (23b) for airtightly connecting the air inlet (21) and the air outlet (22); The air outlet (22) is provided with a fan (30) for generating negative pressure in the air duct (20).

2. The low-energy consumption and easy-maintenance oil fume purifier according to claim 1, characterized in that: Two or more baffle plates (23) are provided, and the ventilation holes (23b) of adjacent baffle plates (23) are projected in the direction of the air flow of the air inlet (21), and the contours of all ventilation holes (23b) projected on the plane do not overlap.

3. The low-energy consumption and easy-maintenance oil fume purifier according to claim 1, characterized in that: The air duct (20) is an "S"-shaped structure, and the air inlet (21) is located below the air outlet (22).

4. The low-energy consumption and easy-maintenance oil fume purifier according to claim 1, characterized in that: The air duct (20) is provided with a positioning groove (25) sleeved with the wind shielding surface (23a), and an oil collecting groove (26) is provided below the positioning groove (25).

5. The low-energy consumption and easy-maintenance oil fume purifier according to claim 4, characterized in that: The bottom of the oil collecting tank (26) is provided with an oil discharge port (27) which is in communication with the outside.

6. The low-energy consumption and easy-maintenance oil fume purifier according to claim 1, characterized in that: A filtering device (24) is provided between the air outlet (22) and the fan (30), and the filtering device (24) comprises any one or a combination of a physical filter or a chemical filter.

7. The low-energy consumption and easy-maintenance oil fume purifier according to claim 6, characterized in that: The physical filter is a combination of a cotton core filter and an activated carbon filter.

8. The low-energy-consumption and easy-maintenance oil fume purifier according to claim 6, characterized in that: A detachable cover plate (28) is provided on the air duct (20) at a position corresponding to the blocking plate (23).

9. The low-energy consumption and easy-maintenance oil fume purifier according to claim 1, characterized in that: A housing (10) is arranged outside the air duct (20), and a controller (40) is arranged on the housing (10); the air inlet (21) and the air outlet of the fan (30) extend outside the housing (10), and the fan (30) is electrically connected to the controller.

10. The low-energy-consumption and easy-maintenance oil fume purifier according to claim 9, characterized in that: The housing (10) is provided with an openable door panel (11) at a position corresponding to the blocking plate (23); the housing (10) is also provided with a handle (12).

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