Oil smoke separator with vortex separation structure

Abstract

The utility model discloses an oil smoke separator with a vortex separation structure. Outer side blocking walls extending towards an inner side smoke blocking strip are arranged on the two sides of the outer side smoke blocking strip; inner side blocking walls extending towards the outer side cigarette blocking strip are arranged on the two sides of the inner side cigarette blocking strip; the outer side blocking wall, on the same side, of each outer side smoke blocking strip is attached to the inner side blocking wall of the corresponding inner side smoke blocking strip. The outer side smoke blocking strip is provided with an arc-shaped pressing groove concaved towards the interior of the oil smoke channel, and the arc-shaped pressing groove extends in the extending direction of the outer side blocking wall. According to the utility model, a rotary vortex can be formed at the arc-shaped groove, the smoke flowing smoothness can be disturbed, on one hand, oil stains can be thrown to the oil filtering plate in the airflow rotating process, and on the other hand, the oil fume airflow can form turbulent flow in the process of mixing the vortex with the smoke main airflow, so that grease in the oil fume airflow is more violently contacted with the oil filtering plate; therefore, the collecting effect of the oil filter plate on grease in the oil smoke airflow is improved, and the oil smoke separation effect of the oil smoke separator is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to range hood technical field, especially a kind of oil fume separator with vortex separation structure. BACKGROUND

[0002] General oil fume separator, including outer filter plate and inner filter plate, two are provided with staggered distribution smoke baffle, to form oil fume flue.Present product generally forms oil fume flue by two layers of staggered smoke baffle, and the effect of oil fume separation is not obvious, and it is to be improved.Therefore, third layer of smoke baffle is added between front and rear filter plate in market, or complex blocking rib is arranged in smoke baffle, and the oil fume separation effect is improved by circuitous modeling structure and other ways, but this arrangement form improves production difficulty and manufacturing cost, is not convenient for popularization in low-cost oil fume separator market;In addition, the structure of double-layer smoke baffle on market, smoke baffle is generally staggered, and oil fume can flow through the two sides of smoke baffle, it is difficult to limit the flow direction and path of smoke baffle.Therefore, seek a kind of oil fume separator in further improving oil fume flue structure. SUMMARY

[0003] The utility model at least solves one of the technical problems existing in the prior art. To this end, the utility model provides an oil fume separator with a vortex separation structure.

[0004] The technical scheme adopted by one embodiment of the utility model to solve the technical problem is as follows: an oil fume separator with a vortex separation structure, comprising: an outer filter plate and an inner filter plate; the outer filter plate is provided with a plurality of outer smoke baffles arranged at intervals; the inner filter plate is provided with a plurality of inner smoke baffles arranged at intervals; two adjacent outer smoke baffles form a flue inlet at intervals; two adjacent inner smoke baffles form a flue outlet at intervals; the outer smoke baffles and the inner smoke baffles are arranged at intervals to form an oil fume passage, which is in communication with the flue inlet and the flue outlet, respectively;

[0005] The two sides of the outer smoke baffle are provided with outer side walls extending towards the inner smoke baffle; the two sides of the inner smoke baffle are provided with inner side walls extending towards the outer smoke baffle; the outer side wall on the same side of each outer smoke baffle is attached to the inner side wall of the inner smoke baffle; the outer smoke baffle is provided with an arc-shaped pressing groove recessed towards the oil fume passage, and the arc-shaped pressing groove extends along the extension direction of the outer side wall.

[0006] Optionally, the arc-shaped pressing groove forms an arc-shaped groove on the outer side of the outer smoke baffle and an arc-shaped protrusion on the inner side of the outer smoke baffle.

[0007] Optionally, the outer side wall is inclined, and two adjacent outer side walls form a flared flue inlet.

[0008] Optionally, the inner side blocking wall is arranged obliquely, and two adjacent inner side blocking walls form a trumpet-shaped flue outlet.

[0009] Optionally, the root of the inner side smoke blocking strip is provided with an arc-shaped connecting section.

[0010] Optionally, the arc-shaped pressing groove is arranged symmetrically on the two outer side blocking walls of the outer side smoke blocking strip.

[0011] Optionally, the inner side oil filtering plate is provided with an outer frame, and the inner side oil filtering plate and the outer frame form a receiving cavity which is matched with the shape of the outer layer oil filtering plate, and the outer layer oil filtering plate is detachably installed in the receiving cavity.

[0012] Optionally, an oil outlet groove is formed between the lower side of the outer frame and the main body of the inner side oil filtering plate.

[0013] Optionally, the outer side oil filtering plate and the inner side oil filtering plate are made of die-cast aluminum.

[0014] The beneficial effects of the utility model are as follows: the outer side blocking wall on the same side of each outer side smoke blocking strip is attached to the inner side blocking wall of the inner side smoke blocking strip, so that the flue gas can only flow in a single direction after entering the oil fume channel, thereby controlling the path of the oil fume between the two layers of oil filtering plates in a single direction; and the arc-shaped pressing groove recessed into the oil fume channel is arranged on the outer side smoke blocking strip, the arc-shaped pressing groove forms an arc-shaped groove on the outer side smoke blocking strip, when the flue gas flows along the outer side smoke blocking strip, a vortex is formed at the arc-shaped groove, the local vortex formed by the flue gas flow can disturb the smoothness of the flue gas flow, on one hand, the oil dirt can be thrown to the oil filtering plate in the process of airflow rotation, on the other hand, the process of vortex mixing with the main airflow of the flue gas can make the flue gas flow form a turbulent flow, the contact between the oil in the flue gas flow and the oil filtering plate is more intense, thereby improving the collection effect of the oil filtering plate on the oil in the flue gas flow, and improving the oil fume separation effect of the oil fume separator.

[0015] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are taken as examples, and the detailed description is as follows in combination with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

[0017] Fig. 1 It is a structural schematic view of the oil fume separator;

[0018] Fig. 2 It is a structural schematic view of the oil fume separator from another perspective;

[0019] Fig. 3Structure diagram of oil fume passage of oil fume separator.

[0020] Main element symbol explanation:

[0021] 10, outer oil filter plate; 11, outer smoke barrier; 111, outer barrier wall; 112, arc-shaped pressing groove; 20, inner oil filter plate; 21, inner smoke barrier; 211, inner barrier wall; 212, arc-shaped connecting section; 22, outer frame; 23, oil outlet groove; 30, flue inlet; 31, oil fume passage; 32, flue outlet. DETAILED DESCRIPTION

[0022] This part will describe the specific embodiments of the present application in detail, the preferred embodiments of the present application are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the present application, but it cannot be understood as a limitation on the protection scope of the present application.

[0023] In the description of the present application, the meaning of multiple is more than two, greater than, less than, more than, etc. is not included in the number, above, below, within, etc. is included in the number. If it is described as first, second, it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0024] In the description of the present application, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and is not intended to indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0025] In the present application, unless otherwise explicitly limited, the words "set", "install", "connect" and the like should be broadly understood, for example, they can be directly connected, or indirectly connected through an intermediate medium; can be fixedly connected, or can be detachably connected, or can be integrally formed; can be mechanically connected; can be the internal communication or interaction relationship of two elements. The skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical scheme.

[0026] Embodiment

[0027] Reference Figs. 1 to 3The utility model provides a kind of oil fume separator with vortex separation structure, comprising: outside oil filter plate 10 and inside oil filter plate 20;Outside oil filter plate 10 is equipped with several outside smoke baffle 11 of interval arrangement;Inside oil filter plate 20 is equipped with several inside smoke baffle 21 of interval arrangement;Adjacent two outside smoke baffles 11 interval form flue inlet 30;Adjacent two inside smoke baffles 21 interval form flue outlet 32;The interval of outside smoke baffle 11 and inside smoke baffle 21 forms oil fume channel 31, and this oil fume channel 31 is communicated with flue inlet 30 and flue outlet 32 respectively;

[0028] The two sides of outside smoke baffle 11 are provided with the outside baffle wall 111 extending towards inside smoke baffle 21;The two sides of inside smoke baffle 21 are provided with the inside baffle wall 211 extending towards outside smoke baffle 11;The outside baffle wall 111 of each outside smoke baffle 11 is attached with the inside baffle wall 211 of inside smoke baffle 21 on the same side;Outside smoke baffle 11 is provided with the arc-shaped press groove 112 recessed towards oil fume channel 31, and the arc-shaped press groove 112 extends along the extension direction of outside baffle wall 111.

[0029] In the utility model, the outside baffle wall 111 of each outside smoke baffle 11 is attached with the inside baffle wall 211 of inside smoke baffle 21 on the same side, so that smoke gas can only flow in a single direction after entering oil fume channel 31, thereby making the path of oil fume between the two layers of oil filter plates controllable in a single direction;Furthermore, the arc-shaped press groove 112 recessed towards oil fume channel 31 is arranged on outside smoke baffle 11, which can form an arc-shaped groove on outside smoke baffle 11, and a vortex can be formed at the arc-shaped groove when smoke gas flows along outside smoke baffle 11, the local vortex formed by the flow of smoke gas can disturb the smoothness of the flow of smoke gas, which can throw oil dirt to the oil filter plate during the rotation of the airflow, and on the other hand, the mixing of the vortex and the main airflow of smoke gas can make the airflow of oil fume form turbulent flow, the contact between the oil in the airflow of oil fume and the oil filter plate is more intense, thereby improving the collection effect of the oil filter plate on the oil in the airflow of oil fume, and further improving the oil fume separation effect of the oil fume separator.

[0030] In the embodiment, the arc-shaped press groove 112 forms an arc-shaped groove on the outside of outside smoke baffle 11 and an arc-shaped protrusion on the inside of outside smoke baffle 11. The arc-shaped groove can form a vortex airflow at flue inlet 30, and the arc-shaped protrusion can locally narrow oil fume channel 31, so that the airflow of oil fume is partially accelerated and then diffused, further forming the effect of turbulent separation of the airflow of oil fume in the area.

[0031] In the embodiment, in order to better guide the compression of oil fume airflow into oil fume channel 31, outside baffle wall 111 is arranged obliquely, and two adjacent outside baffle walls 111 form a flared flue inlet 30.

[0032] Further, the inner side blocking walls 211 are arranged in an inclined manner, and two adjacent inner side blocking walls 211 form a flared chimney outlet 32, so that the filtered oil fume flow is diffused into the range hood.

[0033] In the embodiment, the root of the inner side fume blocking strip 21 is provided with an arc-shaped connecting section 212. The arc-shaped connecting sections 212 on both sides can make the oil fume flow entering from the oil fume inlet more smoothly pass through the guidance of the inner side fume blocking strip 21 for turning, and the overall fume flow is smooth, and the noise of direct impact is small.

[0034] In the embodiment, the arc-shaped pressing grooves 112 are symmetrically arranged on the two outer side blocking walls 111 of the outer side fume blocking strip 11.

[0035] In the embodiment, the inner side oil filter plate 20 is provided with an outer frame 22, and the inner side oil filter plate 20 and the outer frame 22 surround to form a receiving chamber matched with the shape of the outer layer oil filter plate, and the outer layer oil filter plate can be detachably installed in the receiving chamber. By adopting the structure, the assembly of the inner layer oil filter plate and the outer layer oil filter plate is facilitated, and the structure is compact after assembly.

[0036] Specifically, the lower side of the outer frame 22 is spaced apart from the main body of the inner side oil filter plate 20 to form an oil outlet groove 23. The separated oil dirt in the oil fume separator can be discharged from the lower oil outlet groove 23.

[0037] In the embodiment, the outer side oil filter plate and the inner side oil filter plate are die-cast aluminum.

[0038] Of course, the utility model is not limited to the above-mentioned embodiment, and those skilled in the art can make equivalent transformation or replacement without departing from the spirit of the utility model, and these equivalent transformations and replacements are all included in the range defined by the claims of the present application.

Claims

1. An oil fume separator having a vortex separation structure, comprising: The outer oil filter plate (10) and the inner oil filter plate (20); The outer oil filter plate (10) is provided with a plurality of outer smoke blocking strips (11) arranged at intervals; the inner oil filter plate (20) is provided with a plurality of inner smoke blocking strips (21) arranged at intervals; two adjacent outer smoke blocking strips (11) are spaced apart to form a flue inlet (30); two adjacent inner smoke blocking strips (21) are spaced apart to form a flue outlet (32); the outer smoke blocking strip (11) and the inner smoke blocking strip (21) are spaced apart to form an oil fume channel (31), which is in communication with the flue inlet (30) and the flue outlet (32) respectively; characterized in that: The outer smoke blocking strip (11) is provided with an outer blocking wall (111) extending towards the inner smoke blocking strip (21) on both sides; the inner smoke blocking strip (21) is provided with an inner blocking wall (211) extending towards the outer smoke blocking strip (11) on both sides; the outer blocking wall (111) on the same side of each outer smoke blocking strip (11) is attached to the inner blocking wall (211) of the inner smoke blocking strip (21), so as to make the oil fume flow in only a single direction after entering the oil fume channel (31), thereby realizing one-side controllable oil fume path; The outer smoke blocking strip (11) is provided with an arc-shaped pressing groove (112) recessed towards the oil fume channel (31), which extends along the extension direction of the outer blocking wall (111), so as to make the oil fume flow form a rotating vortex at the arc-shaped pressing groove (112).

2. The oil fume separator with vortex separation structure according to claim 1, characterized in that: The arc-shaped pressing groove (112) forms an arc-shaped groove on the outer side of the outer smoke blocking strip (11) and an arc-shaped protrusion on the inner side of the outer smoke blocking strip (11).

3. The oil fume separator with vortex separation structure according to claim 1, characterized in that: The outer blocking wall (111) is arranged obliquely, and two adjacent outer blocking walls (111) form a horn-shaped flue inlet (30).

4. The oil fume separator with vortex separation structure according to claim 3, characterized in that: The inner blocking wall (211) is arranged obliquely, and two adjacent inner blocking walls (211) form a horn-shaped flue outlet (32).

5. The oil fume separator with vortex separation structure according to claim 4, characterized in that: The root of the inner smoke blocking strip (21) is provided with an arc-shaped connecting section (212).

6. The oil fume separator with vortex separation structure according to claim 1, characterized in that: The arc-shaped pressing groove (112) is symmetrically arranged on the two outer blocking walls (111) of the outer smoke blocking strip (11).

7. The oil fume separator with vortex separation structure according to claim 1, characterized in that: The inner oil filter plate (20) is provided with an outer frame (22), and the inner oil filter plate (20) and the outer frame (22) form a receiving cavity with a shape matched with that of the outer oil filter plate; the outer oil filter plate can be detachably installed in the receiving cavity.

8. The oil fume separator with vortex separation structure according to claim 7, characterized in that: The lower side of the outer frame (22) and the main body of the inner oil filter plate (20) are spaced apart to form an oil outlet groove (23).

9. The oil fume separator with vortex separation structure according to claim 1, characterized in that: The outer oil filter plate (10) and the inner oil filter plate (20) are made of die-cast aluminum.

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