CN210532481U - Two-way equal-arc curved surface oil fume purification filter screen - Google Patents
Two-way equal-arc curved surface oil fume purification filter screen Download PDFInfo
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- CN210532481U CN210532481U CN201920873287.7U CN201920873287U CN210532481U CN 210532481 U CN210532481 U CN 210532481U CN 201920873287 U CN201920873287 U CN 201920873287U CN 210532481 U CN210532481 U CN 210532481U
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Abstract
The utility model relates to a two-way equal arc curved surface oil smoke purifies filter screen belongs to kitchen appliance product field. The utility model discloses a base plate, its structural feature lies in: still include a plurality of curved surface separation dissipation district and a plurality of plane separation dissipation district, curved surface separation dissipation district and plane separation dissipation district all set up on the base plate, are provided with a plane separation dissipation district between two adjacent curved surface separation dissipation districts, be provided with curved surface air vent and lead oil stem on the curved surface separation dissipation district, be provided with the plane air vent on the plane separation dissipation district, curved surface separation dissipation district head end is located one side of base plate, curved surface separation dissipation district tail end is located the opposite side of base plate. The bidirectional isoarc curved surface oil fume purification filter screen fully utilizes the isoarc curved surface characteristics, can effectively stimulate airflow turbulence and improve internal dissipation, thereby improving the oil separation degree, is novel in form, and also accords with human engineering and is convenient for a user to scrub and clean.
Description
Technical Field
The utility model relates to a two-way equal arc curved surface oil smoke purifies filter screen belongs to kitchen appliance product field.
Background
The common filter screens in the current market are single-layer or double-layer filter screens with small-hole dense screens and long-strip-shaped vent holes; the pore dense net has the advantages that the pore size is only about 1.5 mm, the processing technology is difficult, the pore dense net is easy to block in the using process, and parts are easy to damage due to frequent disassembly and cleaning; rectangular shape air vent is convenient for clean, but single-layer net grease separation degree is lower relatively, and a lot of producers improve the grease separation degree through the overall arrangement of double-deck net, but leads to the increase of cost from this, and complete machine weight increases to because the difference of double-deck net design, still have the dismantlement degree of difficulty to increase, the difficult scheduling problem that cleans of inner net.
In view of this, patent document No. 201210355913.6 discloses a concave-convex structure filter screen device of a range hood, and most of the common filter screens in the market at present use a plane or a conical cambered surface as a main morphological feature, such morphological feature is that condensation is intercepted at the front, and is not sufficient enough in exciting airflow disturbance turbulence and internal dissipation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough that exists among the prior art, and provide a two-way equal arc curved surface oil smoke purification filter screen that structural design is reasonable.
The utility model provides a technical scheme that above-mentioned problem adopted is: this two-way equal arc curved surface oil smoke purifies filter screen, including the base plate, its structural feature lies in: still include a plurality of curved surface separation dissipation district and a plurality of plane separation dissipation district, curved surface separation dissipation district and plane separation dissipation district all set up on the base plate, are provided with a plane separation dissipation district between two adjacent curved surface separation dissipation districts, be provided with curved surface air vent and lead oil stem on the curved surface separation dissipation district, be provided with the plane air vent on the plane separation dissipation district, curved surface separation dissipation district head end is located one side of base plate, curved surface separation dissipation district tail end is located the opposite side of base plate. The bidirectional isoarc curved surface oil fume purification filter screen fully utilizes the isoarc curved surface characteristics, can effectively stimulate airflow turbulence and improve internal dissipation, thereby improving the oil separation degree, is novel in form, and also accords with human engineering and is convenient for a user to scrub and clean.
Further, the oil guide stem is arranged in the middle of the curved surface separation dissipation area along the length direction of the curved surface separation dissipation area, and the curved surface vent holes are located on two sides of the oil guide stem.
Furthermore, the end face of the curved surface separation dissipation area is in a sine, oval, semicircle, isosceles or circular arc structure.
Furthermore, the middle part of the curved surface separation dissipation area and the substrate are located on the same plane, the curved surface separation dissipation area extends towards the front and the rear of the substrate from the middle part of the curved surface separation dissipation area, and the head end of the curved surface separation dissipation area and the tail end of the curved surface separation dissipation area are located above and below the substrate respectively.
Further, when extending to the place ahead of base plate with the middle part in curved surface separation dissipation district, curved surface separation dissipation district head end is concave structure setting in the top of base plate, when extending to the rear of base plate with the middle part in curved surface separation dissipation district, curved surface separation dissipation district tail end is protruding structure setting in the below of base plate.
Furthermore, the head end of the curved surface separation and dissipation area and the tail end of the plane separation and dissipation area are both oil smoke impact areas, and the tail end of the curved surface separation and dissipation area and the head end of the plane separation and dissipation area are both oil smoke separation points.
Furthermore, the oil smoke hedging area and the oil smoke separation point are arranged in a staggered mode.
Further, the distance between the head end of the curved surface separation dissipation area and the middle part of the curved surface separation dissipation area is equal to the distance between the tail end of the curved surface separation dissipation area and the middle part of the curved surface separation dissipation area; the height between the head end of the curved surface separation dissipation area and the substrate is equal to the height between the tail end of the curved surface separation dissipation area and the substrate; the included angle formed between the head end of the curved surface separation dissipation area and the plane and the substrate in the middle of the curved surface separation dissipation area is equal to the included angle formed between the tail end of the curved surface separation dissipation area and the plane and the substrate in the middle of the curved surface separation dissipation area.
Furthermore, an oil leakage port, an installation inserting piece and an installation screw hole are formed in the base plate.
Further, the total width W = W of the substrate6+2*W5Wherein W is6=n*（W1+W2）-W2N is a positive integer according to W, W1、W2Adjusting the specific numerical value; total length of substrate L = L1+L2+L3+L4Total height of substrate H = H1+H5。
Furthermore, the curved surface separation dissipation area is from the middle part of curved surface separation dissipation area to preceding, back both ends, and the front half of curved surface separation dissipation area is upwards concave, and the latter half of curved surface separation dissipation area is protruding downwards, forms a butt joint plane (the middle part of curved surface separation dissipation area) at the junction of preceding, back part, L promptly1And L2At the boundary of (a).
Further, since the front half part of the curved surface is concave upwards, an upward inclined angle theta is formed from the head end of the curved surface separation dissipation area to the middle part of the curved surface separation dissipation area2Since the curved surface of the rear half part is downward convex, a downward inclination angle theta is formed from the tail end of the curved surface separation dissipation area to the middle part of the curved surface separation dissipation area1，θ2=arctan(H1/L2),θ1=arctan(H5/L1)。
Further, the end surface curve is composed of a curve or a curve equation (sine, ellipse, semicircle, isosceles or circular arc) and W1、H1And (6) determining.
Further, an equal arc design is adopted, so L1=L2,H1=H5,θ1=θ2。
Further, a combination of ergonomic (easy to scrub by the user), material properties, and grease separation is considered, W1The preferred length is 15-35 mm, H1The preferable length is 15-35 mm.
Further, based on H1Can design a reasonable oil guide angle theta, and in the design, theta = theta1=θ2The preferred angle is 5-20 degrees.
Furthermore, strip-shaped curved vent holes are equidistantly distributed on the curved surface, and the width of the curved vent holes = (W)3-W4) The height of the curved vent hole is H3(ii) a Preferably, H3The value is 1-10 mm, W3The value is 13-33 mm, W4The value is 1-10 mm.
Further, another technical object of the present invention is to provide a method for purifying a bidirectional constant arc surface soot purifying filter screen.
The technical purpose of the utility model is realized through the following technical scheme.
A method for purifying a bidirectional equal-arc curved surface oil fume purifying filter screen is characterized by comprising the following steps: the purification method comprises the following steps: the design of the two-way equal-arc curved surfaces can improve the contact area between the curved surface separation dissipation area and the oil smoke as much as possible within the material stretching limit, and simultaneously, the two-way equal-arc curved surfaces are left and right symmetrical curved surfaces which are distributed at equal intervals, the oil smoke is guided to the separation direction which forms a certain angle at the oil smoke separation point, and the separated oil smoke realizes the opposite impact in the oil smoke opposite impact area, so that the turbulence of the oil smoke gas is greatly improved, the internal dissipation of the oil smoke gas is stimulated, and the oil and fat separation degree; the curved surface is adopted to be smooth and excessive, a reasonable oil guiding angle and an oil guiding stem are formed in the front and the back, the separated oil flows into the oil cup along the oil guiding direction, and meanwhile, the smooth curved surface is convenient for a user to scrub.
Compared with the prior art, the utility model has the advantages of it is following: based on the structure form, the ventilation area is reasonably designed, and when the ventilation area reaches 80% or less of the ventilation area of the collector of the fan system, the oil separation degree can be improved by 2%, and the air performance and the noise are also optimized in a small range.
The bidirectional isoarc curved surface oil fume purification filter screen fully utilizes the isoarc curved surface characteristics, can effectively stimulate airflow turbulence and improve internal dissipation, thereby improving the oil separation degree, is novel in form, and also accords with human engineering and is convenient for a user to scrub and clean.
Drawings
Fig. 1 is a schematic view of the installation structure of the two-way equal-arc curved surface oil smoke purifying filter screen of the embodiment of the utility model.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic view of the structure of the two-way equal-arc curved surface oil smoke purifying filter screen of the embodiment of the present invention.
Fig. 4 is a left side view structure diagram of the two-way equal arc curved surface oil smoke purifying filter screen of the embodiment of the utility model.
Fig. 5 is a schematic view of the overlooking structure of the two-way equal-arc curved surface oil smoke purifying filter screen of the embodiment of the present invention.
Fig. 6 is a schematic view of the three-dimensional structure of the two-way equal-arc curved surface oil smoke purifying filter screen of the embodiment of the present invention.
In the figure: the oil guide device comprises a base plate 1, a curved surface separation and dissipation area 2, a plane separation and dissipation area 3, a curved surface separation and dissipation area head end 4, a curved surface separation and dissipation area tail end 5, a plane separation and dissipation area head end 6, a plane separation and dissipation area tail end 7, a curved surface vent hole 8, a plane vent hole 9, an oil guide stem 10, a curved surface separation and dissipation area end face 11, a curved surface separation and dissipation area middle 12, an oil leakage port 13, an installation insertion sheet 14 and an installation screw hole 15.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Examples are given.
Referring to fig. 1 to 6, it should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, in the present specification, if the terms such as "upper", "lower", "left", "right", "middle" and "one" are used, they are not intended to limit the scope of the present invention, but to limit the relative relationship between the terms and the terms, and the scope of the present invention is not to be considered as the scope of the present invention.
The two-way equal-arc curved surface oil fume purification filter screen in the embodiment comprises a substrate 1, a plurality of curved surface separation and dissipation areas 2 and a plurality of plane separation and dissipation areas 3, wherein an oil leakage opening 13, an installation inserting sheet 14 and an installation screw hole 15 are arranged on the substrate 1.
Curved surface separation dissipation district 2 and plane separation dissipation district 3 in this embodiment all set up on base plate 1, be provided with a plane separation dissipation district 3 between two adjacent curved surface separation dissipation districts 2, be provided with curved surface air vent 8 and lead oil stem 10 on the curved surface separation dissipation district 2, lead oil stem 10 and set up the intermediate position at curved surface separation dissipation district 2 along the length direction of curved surface separation dissipation district 2, curved surface air vent 8 is located the both sides of leading oil stem 10, be provided with plane air vent 9 on the plane separation dissipation district 3, curved surface separation dissipation district head end 4 is located one side of base plate 1, curved surface separation dissipation district tail end 5 is located the opposite side of base plate 1, the terminal surface 11 of curved surface separation dissipation district 2 is sine, ellipse, semicircle, isosceles or circular arc structure.
The middle part 12 of the curved surface separation and dissipation area 2 and the substrate 1 in the embodiment are in the same plane, and the curved surface separation and dissipation area 2 extends to the front and the rear of the substrate 1 by the middle part 12 of the curved surface separation and dissipation area 2, so that the head end 4 of the curved surface separation and dissipation area and the tail end 5 of the curved surface separation and dissipation area are respectively positioned above and below the substrate 1.
In this embodiment, when the middle portion 12 of the curved surface separation and dissipation area 2 extends to the front of the substrate 1, the head end 4 of the curved surface separation and dissipation area is disposed above the substrate 1 in an upwardly concave structure, and when the middle portion 12 of the curved surface separation and dissipation area 2 extends to the rear of the substrate 1, the tail end 5 of the curved surface separation and dissipation area is disposed below the substrate 1 in a downwardly convex structure.
In this embodiment, the head end 4 of the curved surface separation and dissipation area and the tail end 7 of the plane separation and dissipation area are both oil smoke opposite impact areas, the tail end 5 of the curved surface separation and dissipation area and the head end 6 of the plane separation and dissipation area are both oil smoke separation points, and the oil smoke opposite impact areas and the oil smoke separation points are arranged in a staggered manner.
In the embodiment, the distance between the head end 4 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2 is equal to the distance between the tail end 5 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2; the height between the head end 4 of the curved surface separation dissipation area and the substrate 1 is equal to the height between the tail end 5 of the curved surface separation dissipation area and the substrate 1; the included angle formed between the plane passing through the head end 4 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2 and the substrate 1 is equal to the included angle formed between the plane passing through the tail end 5 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2 and the substrate 1.
Preferably, the total width W = W of the substrate 16+2*W5Wherein W is6=n*（W1+W2）-W2N is a positive integer according to W, W1、W2Adjusting the specific numerical value; total length L = L of substrate 11+L2+L3+L4Total height H = H of substrate 11+H5；
W6Is the sum of the width of all curved surface separation dissipation areas 2 and the width of all planar separation dissipation areas 3,
W5is the width of the edge of the substrate 1,
W1separating the width of the dissipation zone 2 for each curved surface,
W2for each plane separating the width of the dissipation zone 3,
L1the distance between the tail end 5 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2,
L2the distance between the head end 4 of the curved surface separation dissipation zone and the middle part 12 of the curved surface separation dissipation zone 2,
L3the distance between the curved surface separating the end 5 of the dissipation area and the edge of the substrate 1,
L4the distance between the head end 4 of the curved separation dissipation zone and the edge of the substrate 1,
H1the height between the tail end 5 of the curved separation dissipation area and the substrate 1,
H5the height between the head end 4 of the curved separation dissipation area and the substrate 1.
Preferably, the curved surface separation dissipation area 2 extends forwards and backwards from the middle part 12 of the curved surface separation dissipation area 2, the front half part of the curved surface separation dissipation area 2 is concave upwards, the rear half part of the curved surface separation dissipation area 2 is convex downwards, and a butt joint plane is formed at the joint of the front part and the rear part (curved surface separation dissipation area)Dissipation region 2), i.e. L1And L2At the boundary of (a).
Preferably, since the front half is curved and concave upward, the head end 4 of the curved separation and dissipation area to the middle 12 of the curved separation and dissipation area 2 forms an upward inclined angle θ2Since the rear half curve is convex downward, the tail end 5 of the curved separation dissipation area forms a downward inclination angle theta to the middle 12 of the curved separation dissipation area 21，θ2=arctan(H1/L2),θ1=arctan(H5/L1)；
θ1The included angle formed by the tail end 5 of the curved surface separation dissipation area and the plane of the middle part 12 of the curved surface separation dissipation area 2 and the substrate 1,
θ2is the included angle formed between the plane of the head end 4 of the curved surface separation dissipation area and the middle part 12 of the curved surface separation dissipation area 2 and the substrate 1.
Preferably, the curve of the end face 11 of the curved separation dissipation area 2 is formed by a curve or a curve equation (sine, ellipse, semicircle, isosceles or circular arc) and W1、H1And (6) determining.
Preferably, the design is equal arc, so L1=L2,H1=H5,θ1=θ2。
Preferably, W is a combination of ergonomic (easy to scrub by the user), material properties, and grease separation1The preferred length is 15-35 mm, H1The preferable length is 15-35 mm.
Preferably, based on H1Can be designed into a reasonable oil guiding angle theta, wherein theta = theta1=θ2The preferred angle is 5-20 degrees.
Preferably, the elongated curved ventilation holes 8 are equidistantly distributed on the curved surface, and the width of the curved ventilation holes 8 = (W)3-W4) The height of the curved vent hole 8 is H3(ii) a Preferably, H3The value is 1-10 mm, W3The value is 13-33 mm, W4The value is 1-10 mm.
The purification method of the two-way equal-arc curved surface oil fume purification filter screen in the embodiment comprises the following steps: the design of the two-way equi-arc curved surfaces can improve the contact area between the curved surface separation and dissipation area 2 and the oil smoke as much as possible within the material stretching limit, and meanwhile, the two-way equi-arc curved surfaces are left and right symmetrical curved surfaces which are distributed at equal intervals, the oil smoke is guided to the separation direction which forms a certain angle at the oil smoke separation point, and the separated oil smoke realizes the opposite impact in the oil smoke opposite impact area, so that the turbulence of the oil smoke gas is greatly improved, the internal dissipation of the oil smoke gas is stimulated, and the oil and; the curved surface is adopted to be smooth and excessive, a reasonable oil guide angle theta and an oil guide stem 10 are formed in the front and the back, the separated oil flows into the oil cup along the oil guide direction, and meanwhile, the smooth curved surface is convenient for a user to scrub.
This two-way equal arc curved surface oil smoke purifies filter screen is applied to the lampblack absorber, install in lampblack absorber air intake department, mainly purify the oil smoke that gets into fan system machine incasement portion once, this two-way equal arc curved surface oil smoke purifies the filter screen and mainly is based on two-way equal arc curved surface structural feature, and lead the oil function and design based on the oil smoke filter screen, through the curved surface characteristic in order to improve the grease separation degree, but also can compromise the synchronous improvement of air property and noise through control draught area, many indexes can effectively be optimized to this product.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a two-way equal arc curved surface oil smoke purifies filter screen, includes base plate (1), its characterized in that: still include a plurality of curved surface separation dissipation district (2) and a plurality of plane separation dissipation district (3), curved surface separation dissipation district (2) and plane separation dissipation district (3) all set up on base plate (1), are provided with a plane separation dissipation district (3) between two adjacent curved surface separation dissipation districts (2), be provided with curved surface air vent (8) and lead oil stem (10) on curved surface separation dissipation district (2), be provided with plane air vent (9) on plane separation dissipation district (3), the both ends of curved surface separation dissipation district (2) are curved surface separation dissipation district head end (4) and curved surface separation dissipation district tail end (5) respectively, curved surface separation dissipation district head end (4) are located one side of base plate (1), curved surface separation dissipation district tail end (5) are located the opposite side of base plate (1).
2. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: lead oil stem (10) and set up the intermediate position in curved surface separation dissipation district (2) along the length direction of curved surface separation dissipation district (2), curved surface air vent (8) are located the both sides of leading oil stem (10).
3. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: the end face (11) of the curved surface separation dissipation area (2) is of a sine, oval, semicircle, isosceles or circular arc structure.
4. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: the middle part (12) of curved surface separation dissipation district (2) is in the coplanar with base plate (1), curved surface separation dissipation district (2) with the middle part (12) of curved surface separation dissipation district (2) to the place ahead and the rear extension of base plate (1) and make curved surface separation dissipation district head end (4) and curved surface separation dissipation district tail end (5) be located the top and the below of base plate (1) respectively.
5. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: when extending to the place ahead of base plate (1) with middle part (12) of curved surface separation dissipation district (2), curved surface separation dissipation district head end (4) are concave structure setting in the top of base plate (1), when extending to the rear of base plate (1) with middle part (12) of curved surface separation dissipation district (2), curved surface separation dissipation district tail end (5) are protruding structure setting in the below of base plate (1) down.
6. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: the curved surface separation dissipation area head end (4) and the plane separation dissipation area tail end (7) are both oil smoke opposite impact areas, and the curved surface separation dissipation area tail end (5) and the plane separation dissipation area head end (6) are both oil smoke separation points.
7. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 6, wherein: the oil fume hedging area and the oil fume separation point are arranged in a staggered mode.
8. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: the distance between the head end (4) of the curved surface separation dissipation area and the middle part (12) of the curved surface separation dissipation area (2) is equal to the distance between the tail end (5) of the curved surface separation dissipation area and the middle part (12) of the curved surface separation dissipation area (2); the height between the head end (4) of the curved surface separation dissipation area and the substrate (1) is equal to the height between the tail end (5) of the curved surface separation dissipation area and the substrate (1); an included angle formed between the plane passing through the head end (4) of the curved surface separation dissipation area and the middle part (12) of the curved surface separation dissipation area (2) and the substrate (1) is equal to an included angle formed between the plane passing through the tail end (5) of the curved surface separation dissipation area and the middle part (12) of the curved surface separation dissipation area (2) and the substrate (1).
9. The two-way equi-arc curved surface oil smoke purifying filter screen of claim 1, wherein: an oil leakage opening (13), an installation inserting piece (14) and an installation screw hole (15) are formed in the substrate (1).
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| CN201920873287.7U CN210532481U (en) | 2019-06-11 | 2019-06-11 | Two-way equal-arc curved surface oil fume purification filter screen |
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| CN201920873287.7U CN210532481U (en) | 2019-06-11 | 2019-06-11 | Two-way equal-arc curved surface oil fume purification filter screen |
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