CN110986132B - Oil mist and flue gas separation device - Google Patents
Oil mist and flue gas separation device Download PDFInfo
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- CN110986132B CN110986132B CN201911357856.3A CN201911357856A CN110986132B CN 110986132 B CN110986132 B CN 110986132B CN 201911357856 A CN201911357856 A CN 201911357856A CN 110986132 B CN110986132 B CN 110986132B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
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- General Engineering & Computer Science (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses an oil mist and smoke gas separation device which comprises a box frame, wherein the box frame is provided with an air inlet and an air outlet, at least three layers of separation plates are arranged inside the box frame, two adjacent layers of separation plates are staggered front and back, air equalizing plates are symmetrically arranged at positions, close to the air inlet and the air outlet, of the box frame, and gaps between the adjacent air equalizing plates are used as an air inlet area or an air outlet area; the inside of separator plate is equipped with the heat dissipation cavity, and the separator plate is equipped with W shape striking face and U-shaped water conservancy diversion face, and the curb plate that U-shaped water conservancy diversion face and W shape striking face share is as the guide plate, and the angular plate in the middle of the W shape striking face is as the division board. The invention has reasonable structural design, on one hand, the separating plate body is in a hole core structure, thereby being convenient for heat exchange with the outside and having better integral heat dissipation effect; on the other hand only is equipped with the separation plate of a specification, does benefit to mass production, also does benefit to dismantlement and equipment, and the later stage user dismantles by oneself and clears up the degree of difficulty low, makes things convenient for the family to use.
Description
Technical Field
The invention relates to the technical field of catering industry range hood purification, in particular to an oil mist and smoke gas separation device.
Background
The problem of oil fume pollution caused by 'cooking' is solved, and the treatment in the discharge process is solved, so that the standard of the discharged air after treatment reaches the best effect of the relevant standard. The range hood that traditional family, food and drink industry used can roughly be divided into three in function and technical aspect: the first main function is the exhauster mainly used for exhausting, the second one adopts the filtering type of screen filtering, the filtering effect of the form is poor, the third one is a concave separating plate form, the separating plate is divided into a front piece and a rear piece which are arranged like each other, a return turning channel with the angle of more than 340 degrees is formed by utilizing the concave separating plate, the oil smoke collides back and forth in the return turning channel with the angle of more than 340 degrees to realize the separation of the oil smoke, and the oil smoke separating device has the defects that: large resistance and poor separation effect.
Therefore, the patent specification with the publication number of CN103394244B discloses an oil fume, steam and water separating device, which comprises a separating plate box frame with sealed periphery, an air inlet, an air outlet, a positioning fixing plate and at least three layers of separating plates, wherein every two adjacent layers of separating plates are respectively arranged in a staggered manner from front to back; each layer of separation plate comprises a plurality of separation plate monomers which are distributed side by side at equal intervals; each single separating plate is respectively inserted into the positioning fixing plate and forms a bent channel for communicating the air inlet with the air outlet; the separation plate monomer comprises a first type separation plate monomer, a second type separation plate monomer, a third type separation plate monomer, a fourth type separation plate monomer and a fifth type separation plate monomer. However, the separating device has the disadvantages that firstly, the plate body is of a solid structure, and the integral heat dissipation effect is poor; secondly, contain the plate body of two kinds of specifications, be unfavorable for batch production, also be unfavorable for dismantling and assemble, the later stage user dismantles by oneself and clears up the degree of difficulty great.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide an oil mist and smoke gas separation device.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
an oil mist and flue gas separation device comprises a box frame, wherein the box frame is provided with an air inlet and an air outlet, at least three layers of separation plates are arranged inside the box frame, two adjacent layers of separation plates are staggered front and back, air equalizing plates are symmetrically arranged at positions, close to the air inlet and the air outlet, of the box frame, and gaps between the adjacent air equalizing plates are used as an air inlet area or an air outlet area; the separation plate is internally provided with a heat dissipation cavity, two sides of the separation plate, which are close to the air inlet and the air outlet, are symmetrically provided with W-shaped impact surfaces with two inner included angles, the other two sides of the separation plate are symmetrically provided with U-shaped flow guide surfaces, a side plate shared by the U-shaped flow guide surfaces and the W-shaped impact surfaces is used as a flow guide plate, and an angle plate in the middle of the W-shaped impact surfaces is used as a separation plate; the guide plate positioned on the middle layer of the separation plate is parallel to the guide plates close to the four separation plates on the periphery, the area surrounded by the two parallel guide plates is used as an air guide channel, the area surrounded by the two opposite W-shaped impact surfaces and the two opposite U-shaped guide surfaces is used as a static pressure area, and the outer end part of the guide plate at the lower part of the separation plate on the upper layer is positioned right above the included angle of the two adjacent W-shaped impact surfaces in the separation plate on the lower layer.
Further, according to a preferable scheme of the invention, two inner included angles of the W-shaped impact surface are equal, the value of the inner included angle is 70-90 degrees, and the diameter of a transition circular arc at the inner end of the inner included angle is 10-25 mm.
Further, according to a preferred embodiment of the present invention, the inner included angle value of the U-shaped flow guiding surface is 60 to 90 °.
Further, according to a preferred embodiment of the present invention, the diameter of the outer end fillet of the deflector is 1 to 3 mm.
Further, a preferable scheme of the invention is that the outer end part of the partition board is a sharp angle, and the inner included angle of the heat dissipation cavity close to the sharp angle is 25-60 degrees.
Further, a preferable scheme of the invention is that the air-equalizing plate is a C-shaped plate and is composed of a horizontal plate and inclined plates fixed on two sides of the horizontal plate, and an included angle between each inclined plate and the horizontal plate is 90-150 degrees.
Further, according to a preferred embodiment of the present invention, a spatial volume of the static pressure area is greater than 2 times a volume of the air guiding passage.
Further, according to a preferred embodiment of the present invention, two ends of the separation plate are respectively fixed to the box frame in a socket manner, and the heat dissipation cavity is communicated with the outside.
Further, it is a preferable aspect of the present invention that the separation plate is made of a metal material.
Further, according to a preferred embodiment of the present invention, the separation plate is made of an aluminum alloy material.
The invention has the beneficial effects that:
the invention has reasonable structural design, on one hand, the separating plate body is in a hole core structure, thereby being convenient for heat exchange with the outside and having better integral heat dissipation effect; on the other hand only is equipped with the separation plate of a specification, does benefit to mass production, also does benefit to dismantlement and equipment, and the later stage user dismantles by oneself and clears up the degree of difficulty low, makes things convenient for the family to use.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic sectional view of a separator according to the present invention;
FIG. 3 is a schematic cross-sectional view of an air-equalizing plate according to the present invention;
FIG. 4 is a schematic view of the direction of oil mist flue gas in the present invention;
in the drawings, the parts are numbered as follows:
1-box frame, 2-separation plate, 201-heat dissipation cavity, 202-W-shaped impact surface, 203-U-shaped guide surface, 204-guide plate, 205-separation plate, 3-air-equalizing plate, 4-air guide channel and 5-static pressure area.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment is an oil mist and smoke gas separating device, which includes a box frame 1, and an oil contamination preventing coating is coated on the surface of the box frame 1. The box frame 1 is provided with an air inlet and an air outlet, at least three layers of separating plates 2 are arranged inside the box frame 1, the adjacent two layers of separating plates 2 are arranged in a staggered mode from front to back, air equalizing plates 3 are symmetrically arranged at positions, close to the air inlet and the air outlet, of the box frame 1, and gaps between the adjacent air equalizing plates 3 serve as an air inlet area or an air outlet area. The length directions of the air equalizing plate 3 and the separating plate 2 are parallel to each other.
In this embodiment, the separating plate 2 is provided with a heat dissipation cavity 201 inside, and the cross section of the heat dissipation cavity 201 is in a diamond shape. The two sides of the separating plate 2, which are close to the air inlet and the air outlet, are symmetrically provided with W-shaped impact surfaces 202 with two inner included angles, and the other two sides of the separating plate 2 are symmetrically provided with U-shaped flow guide surfaces 203. The side plate shared by the U-shaped guide surface 203 and the W-shaped impact surface 202 serves as a guide plate 204, and the angular plate in the middle of the W-shaped impact surface 202 serves as a partition plate 205.
In this embodiment, the outer end of the air deflector 204 at the lower part of the upper separation plate 2 is located right above the inner included angle of the W-shaped impact surface 202 in the lower separation plate 2. The guide plate of the middle separation plate 2 is parallel to the adjacent guide plates 204 of the four separation plates 2, the area enclosed by the two parallel guide plates 204 is used as the air guide channel 4, and the area enclosed by the two opposite W-shaped impact surfaces 202 and the two opposite U-shaped guide surfaces 203 is the static pressure area 5. The space of the static pressure area 5 is 2 times larger than that of the air guide channel 4, so that the flow speed can be reduced, and the condensation time can be prolonged.
In this embodiment, the two inner included angles of the W-shaped impact surface 202 are equal, the value of the inner included angle is 70 to 90 °, and the diameter of the transition arc at the inner end of the inner included angle is 10 to 25 mm. The internal included angle value of the U-shaped guide surface 203 is 60-90 degrees. The diameter of the outer end fillet of the baffle 204 is 1-3 mm. The outer end of the partition plate 205 is a sharp angle, and the inner included angle of the heat dissipation cavity 201 close to the sharp angle is 25-60 degrees.
In this embodiment, the air-equalizing plate 3 is a C-shaped plate, and is composed of a horizontal plate and inclined plates fixed on two sides of the horizontal plate, and an included angle between each inclined plate and the horizontal plate is 90-150 degrees.
In this embodiment, two ends of the separation plate 2 are fixed to the box frame 1 in a socket manner, and the heat dissipation cavity 201 is communicated with the outside. The separation plate 2 is made of an aluminum alloy material.
One specific application of this embodiment is: when oil smoke (oil mist, steam and water) enters a first separation plate through an upper air-equalizing plate 3, enters a first static pressure area 5, enters a second separation plate, is sequentially and longitudinally staggered in the transverse direction and the front and the back direction of the separation plate, each single staggered gap is equidistantly arranged to form multiple s-shaped bending and flow winding to form multiple collision (impact), enters the static pressure area 5 to be circularly and distributively attached, and under the inertia of airflow, the oil smoke enters the separation chamber, enters a W-shaped impact surface 202 in each separation plate in the separation chamber to be condensed and attached, and sequentially passes through the following layers, so that the structural principle is the same; the number of layers of the separating plates can be designed according to the purification efficiency in different environments, the separating plates are continuously impacted and attached, heat is rapidly condensed and deposited, oil smoke (oil mist, steam and moisture) is separated from air and forms oil drops or water drops, and the oil drops or the water drops flow into the oil collector through the gravity of the oil drops or the water drops. The oil fume separation efficiency is more than or equal to 98 percent, the oil fume separation device comprises a household and catering industry for cleaning with a cleaning period of at least more than half a year, can not be blocked, realizes no oil (comprising a box body of a smoke machine, a fan and a pipeline) at the rear end of the separation, has no energy consumption, is maintenance-free, has long service life and realizes the function of fire prevention.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. The utility model provides an oil mist flue gas separator, includes the case frame, the case frame is equipped with air intake and air outlet, its characterized in that: at least three layers of separating plates are arranged inside the box frame, two adjacent layers of separating plates are staggered front and back, air equalizing plates are symmetrically arranged at positions, close to the air inlet and the air outlet, of the box frame, and gaps between the adjacent air equalizing plates are used as an air inlet area or an air outlet area; the separation plate is internally provided with a heat dissipation cavity, two sides of the separation plate, which are close to the air inlet and the air outlet, are symmetrically provided with W-shaped impact surfaces with two inner included angles, the other two sides of the separation plate are symmetrically provided with U-shaped flow guide surfaces, a side plate shared by the U-shaped flow guide surfaces and the W-shaped impact surfaces is used as a flow guide plate, and an angle-shaped plate in the middle of the W-shaped impact surfaces is used as a separation plate; the guide plate of the separation plate in the middle layer is parallel to the guide plates close to the four separation plates on the periphery, the area surrounded by the two parallel guide plates is used as an air guide channel, the area surrounded by the two opposite W-shaped impact surfaces and the two opposite U-shaped guide surfaces is used as a static pressure area, and the space volume of the static pressure area is 2 times larger than that of the air guide channel; the outer end part of the guide plate at the lower part of the upper separation plate is positioned right above the included angle in the lower separation plate, which is close to the W-shaped impact surface;
the two inner included angles of the W-shaped impact surfaces are equal, the inner included angle value is 70-90 degrees, the inner end transition circular arc diameter of the inner included angle is 10-25mm, and the inner included angle value of the U-shaped guide surface is 60-90 degrees;
the outer end part of the partition plate is a sharp corner, and the inner included angle of the heat dissipation cavity close to the sharp corner is 25-60 degrees;
the wind equalizing plate is a C-shaped plate and consists of a horizontal plate and inclined plates fixed on two sides of the horizontal plate, and an included angle between each inclined plate and the horizontal plate is 90-150 degrees;
the diameter of the fillet at the outer end part of the guide plate is 1-3 mm;
and two ends of the separation plate are fixed with the box frame in a socket mode respectively.
2. The oil mist flue gas separation device according to claim 1, characterized in that: the separation plate is made of a metal material.
3. The oil mist flue gas separation device according to claim 2, characterized in that: the separation plate is made of an aluminum alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911357856.3A CN110986132B (en) | 2019-12-25 | 2019-12-25 | Oil mist and flue gas separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911357856.3A CN110986132B (en) | 2019-12-25 | 2019-12-25 | Oil mist and flue gas separation device |
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| Publication Number | Publication Date |
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| CN110986132A CN110986132A (en) | 2020-04-10 |
| CN110986132B true CN110986132B (en) | 2022-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911357856.3A Active CN110986132B (en) | 2019-12-25 | 2019-12-25 | Oil mist and flue gas separation device |
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| CN (1) | CN110986132B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9013468U1 (en) * | 1990-09-25 | 1991-02-21 | Gutermuth Sen., Paul, 6456 Langenselbold | Separator |
| JP2000126526A (en) * | 1998-10-26 | 2000-05-09 | Ootekkushii:Kk | Separation apparatus |
| CN1570479A (en) * | 2003-07-15 | 2005-01-26 | 费博股份有限公司 | Labyrinth type oil removing filter for air extraction hood |
| CN2902417Y (en) * | 2006-05-19 | 2007-05-23 | 黄将庭 | Oil fume separator |
| CN201120225Y (en) * | 2007-10-26 | 2008-09-24 | 成都鑫龙电气制造有限公司 | Multi-convolution type oil smoke separating mechanism |
| CN102256682A (en) * | 2008-12-19 | 2011-11-23 | 瑞文通风系统有限公司 | Plate-shaped separator for separating liquids from a gas flow |
| CN202538523U (en) * | 2012-03-27 | 2012-11-21 | 凯天环保科技股份有限公司 | Double-C-shaped oil mist filtering and separating device |
| CN103394244A (en) * | 2013-08-21 | 2013-11-20 | 黄将庭 | Separator for oil smoke and air |
| CN208161202U (en) * | 2018-02-09 | 2018-11-30 | 中山市开力隆厨具有限公司 | Oil fume separator and the range hood with oil fume separator |
-
2019
- 2019-12-25 CN CN201911357856.3A patent/CN110986132B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9013468U1 (en) * | 1990-09-25 | 1991-02-21 | Gutermuth Sen., Paul, 6456 Langenselbold | Separator |
| JP2000126526A (en) * | 1998-10-26 | 2000-05-09 | Ootekkushii:Kk | Separation apparatus |
| CN1570479A (en) * | 2003-07-15 | 2005-01-26 | 费博股份有限公司 | Labyrinth type oil removing filter for air extraction hood |
| CN2902417Y (en) * | 2006-05-19 | 2007-05-23 | 黄将庭 | Oil fume separator |
| CN201120225Y (en) * | 2007-10-26 | 2008-09-24 | 成都鑫龙电气制造有限公司 | Multi-convolution type oil smoke separating mechanism |
| CN102256682A (en) * | 2008-12-19 | 2011-11-23 | 瑞文通风系统有限公司 | Plate-shaped separator for separating liquids from a gas flow |
| CN202538523U (en) * | 2012-03-27 | 2012-11-21 | 凯天环保科技股份有限公司 | Double-C-shaped oil mist filtering and separating device |
| CN103394244A (en) * | 2013-08-21 | 2013-11-20 | 黄将庭 | Separator for oil smoke and air |
| CN208161202U (en) * | 2018-02-09 | 2018-11-30 | 中山市开力隆厨具有限公司 | Oil fume separator and the range hood with oil fume separator |
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| CN110986132A (en) | 2020-04-10 |
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