Separator for range hood and range hood

Abstract

The utility model relates to the technical field of range hoods, in particular to a separator for a range hood and the range hood, which comprises an outer frame, a plurality of first front curved surface baffling barrier strips, a plurality of second front curved surface baffling barrier strips, a plurality of first rear curved surface baffling barrier strips and a plurality of second rear curved surface baffling barrier strips, a plurality of first air inlets and a plurality of second air inlets which are sequentially arranged in a high-low staggered mode are formed between the first front curved surface baffling blocking strips and the second front curved surface baffling blocking strips. The multiple first rear curved surface baffling barrier strips and the multiple second rear curved surface baffling barrier strips are sequentially arranged on the inner rear side of the outer frame in a staggered mode, and the adjacent first rear curved surface baffling barrier strip and the second rear curved surface baffling barrier strip are arranged in a staggered mode in the front-back direction of the separator. According to the separator for the smoke exhaust ventilator and the smoke exhaust ventilator, airflow flowing can be effectively changed, air noise is reduced, and the grease separation degree is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to range hood technical field especially a separator for range hood and range hood. BACKGROUND

[0002] Medical research shows that the oil fume produced in kitchen work will seriously harm the health of human body, and the oil fume produced in cooking a meal will have the influence equivalent to smoking two cigarettes on the health of human body. At present, the oil gas separation device of the common range hood adopts single layer or multilayer metal net (or plastic net) to place in the shroud of the air inlet of the range hood, when the oil fume passes through the single layer or multilayer net, the oil drops are separated out by filtering. Research shows that the filter hole of these filtering devices cannot be made infinitely small, and the separation efficiency of the flue gas containing water vapor, oil drops and tiny solid particles is low, and the filtered gas directly discharged to the outside still causes pollution to the environment. Moreover, when the flue gas passes through the dense net filtering, the oil drops will adhere to the grid, and the fluid flow resistance will be increased after a long time, so that the output power of the motor is increased, the power consumption of the range hood is increased, and the noise is increased.

[0003] It can be seen that the prior art still needs to be improved and enhanced. CONTENT OF THE UTILITY MODEL

[0004] In view of the above-mentioned deficiencies of the prior art, the purpose of the utility model is to provide a separator for range hood and range hood to solve the problems of large noise and low grease separation degree of the separator of the existing range hood.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A separator for range hood, comprising an outer frame, a plurality of first front curved baffle strips, a plurality of second front curved baffle strips, a plurality of first rear curved baffle strips and a plurality of second rear curved baffle strips, the plurality of first front curved baffle strips and the plurality of second front curved baffle strips are arranged on the inner front side of the outer frame in turn, the cross section of the adjacent first front curved baffle strip and the second front curved baffle strip is two half heart shapes which are mirror images of each other, the plurality of first front curved baffle strips and the plurality of second front curved baffle strips form a plurality of first air inlets and a plurality of second air inlets which are arranged in turn and staggered, the plurality of first rear curved baffle strips and the plurality of second rear curved baffle strips are arranged on the inner rear side of the outer frame in turn, the adjacent first rear curved baffle strip and the second rear curved baffle strip are arranged staggered along the front-rear direction of the separator, the plurality of first rear curved baffle strips are arranged corresponding to the plurality of first air inlets one by one, and the plurality of second rear curved baffle strips are arranged corresponding to the plurality of second air inlets one by one.

[0007] A separator for a range hood as described above, wherein the first rear curved baffle strip has a cross section in the shape of a H-shaped beam with two arc-shaped sides, and the arc-shaped sides of the first rear curved baffle strip are respectively arranged towards the front and rear directions of the separator, and the second rear curved baffle strip has a cross section in the shape of a C, and the concave side of the second rear curved baffle strip is arranged towards the front side of the separator.

[0008] A separator for a range hood as described above, wherein the outer frame comprises a first frame body, a second frame body, a clamping device, a communication hole, a groove and a handle portion, the first frame body is stacked on the front side of the second frame body, a plurality of the first front curved baffle strips and a plurality of the second front curved baffle strips are arranged in sequence and staggered on the inner side of the first frame body, a plurality of the first rear curved baffle strips and a plurality of the second rear curved baffle strips are arranged in sequence and staggered on the inner side of the second frame body, the clamping device connects the first frame body and the second frame body, the groove is arranged on the side of the second frame body facing the first frame body, the communication hole is arranged on the first frame body corresponding to the groove, and the handle portion is arranged on the side of the communication hole away from the groove.

[0009] A separator for a range hood as described above, wherein the clamping device comprises an extension edge, a clamping groove, a plug-in groove, a limiting mechanism and a buckling mechanism, the extension edge is bent and extended towards the outer side along the edge of the first frame body, the clamping groove is arranged on the second frame body corresponding to the extension edge, the plug-in groove is arranged on the side of the second frame body away from the groove, the limiting mechanism is arranged in the plug-in groove, the buckling mechanism is arranged on the side of the second frame body away from the limiting mechanism, and the buckling mechanism connects the first frame body and the second frame body.

[0010] A separator for a range hood as described above, wherein the limiting mechanism comprises a plurality of limiting pieces and a plurality of limiting grooves, the plurality of limiting pieces are arranged in the plug-in groove, the plurality of limiting grooves are arranged on the side of the extension edge close to the plug-in groove, and the plurality of limiting grooves and the plurality of limiting pieces are respectively and one-to-one correspondingly clamped.

[0011] A separator for a range hood as described above, wherein the side of the plug-in groove towards the limiting mechanism is provided with an inclined surface, and the inclined surface is arranged towards the side of the second frame body away from the first frame body.

[0012] A separator for a range hood as described above, wherein the buckling mechanism comprises a through hole, a clamping groove, a containing groove and a clamping block, the through hole is arranged through the second frame body, the clamping groove is arranged on the side of the through hole, the containing groove is arranged on the first frame body corresponding to the clamping groove, the clamping block is embedded in the containing groove, and the clamping block is clamped with the clamping groove.

[0013] The first frame body, the plurality of first front curved baffle strips and the plurality of second front curved baffle strips are integrally formed, and the second frame body, the plurality of first rear curved baffle strips and the plurality of second rear curved baffle strips are integrally formed.

[0014] The utility model discloses still a kind of range hood correspondingly provided, including range hood main body, and as described above, the separator is located on the air inlet of the range hood main body.

[0015] Beneficial effects:

[0016] The utility model discloses a kind of separators for range hood, including outer frame, multiple first front curved baffle strips, multiple second front curved baffle strips, multiple first rear curved baffle strips and multiple second rear curved baffle strips, multiple the first front curved baffle strips and multiple the second front curved baffle strips are sequentially staggered and located on the inner front side of the outer frame, multiple the first rear curved baffle strips and multiple the second rear curved baffle strips are sequentially staggered and located on the inner rear side of the outer frame, wherein, the first front curved baffle strip and the second front curved baffle strip are half love heart type respectively, and the first front curved baffle strip and the second front curved baffle strip are symmetrically arranged, i.e. its shape one side high one side low, multiple the first front curved baffle strips and multiple the second front curved baffle strips are sequentially staggered and arranged and form multiple first air inlets and multiple second air inlets between each other, multiple the first rear curved baffle strips are sequentially blocked in multiple the first air inlets respectively, multiple the second rear curved baffle strips are sequentially blocked in multiple the second air inlets respectively, the first air inlet and the second air inlet are staggered and arranged, according to the principle of fluid dynamics airflow rotation, since the flow velocity of airflow is gradually reduced, there is flow velocity difference between adjacent two airflows, then certain turbulence is formed, the separator disclosed in the application can effectively change airflow flow, reduce air noise, improve grease separation degree. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the explosion view of the separator provided by the utility model;

[0018] Figure 2 It is the explosion view of the separator provided by the utility model from another angle;

[0019] Figure 3 It is the sectional view of the separator provided by the utility model;

[0020] Figure 4 It is the structure schematic view of the range hood provided by the utility model;

[0021] Label: 1, outer frame; 11, first frame; 12, second frame; 13, clamping device; 14, communication hole; 15, groove; 16, handle part; 131, extension edge; 132, clamping groove; 133, plug-in groove; 134, limiting mechanism; 1341, limiting piece; 1342, limiting groove; 135, buckling mechanism; 1351, through hole; 1352, clamping groove; 1353, accommodating groove; 136, inclined surface; 2, first front curved baffle; 3, second front curved baffle; 4, first rear curved baffle; 5, second rear curved baffle; 6, first air inlet; 7, second air inlet; 8, range hood main body. DETAILED DESCRIPTION

[0022] The utility model provides a separator for range hood and range hood, for the purpose, technical scheme and effect of the utility model are more clear, explicit, the following refers to the drawing and raises example to make further detailed description to the utility model.

[0023] In the description of the utility model, it is understood that the orientation or position relation indicated by the terms "top" and the like is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as a limitation on the utility model; in addition, the terms "mounting", "connecting" and the like should be understood in a broad sense, and those skilled in the art can understand the specific meaning of the above terms in the utility model according to the specific circumstances.

[0024] As Figures 1-4 The utility model discloses a separator for range hood, including outer frame 1, a plurality of first front curved baffle 2, a plurality of second front curved baffle 3, a plurality of first rear curved baffle 4 and a plurality of second rear curved baffle 5, a plurality of first front curved baffle 2 and a plurality of second front curved baffle 3 are staggered in sequence on the inner front side of outer frame 1, the cross section of adjacent first front curved baffle 2 and second front curved baffle 3 is two half love heart type mirror images, a plurality of first front curved baffles 2 and a plurality of second front curved baffles 3 form a plurality of first air inlets 6 and a plurality of second air inlets 7 staggered in sequence in height between each other, a plurality of first rear curved baffles 4 and a plurality of second rear curved baffles 5 are staggered in sequence on the inner rear side of outer frame 1, adjacent first rear curved baffle 4 and second rear curved baffle 5 are staggered in the front-rear direction of the separator, a plurality of first rear curved baffles 4 are correspondingly arranged with a plurality of first air inlets 6, and a plurality of second rear curved baffles 5 are correspondingly arranged with a plurality of second air inlets 7.

[0025] The utility model discloses a separator for range hood, including outer frame 1, a plurality of first front curved baffle 2, a plurality of second front curved baffle 3, a plurality of first rear curved baffle 4 and a plurality of second rear curved baffle 5, a plurality of first front curved baffle 2 and a plurality of second front curved baffle 3 staggered in sequence are established on the inner front side of outer frame 1, a plurality of first rear curved baffle 4 and a plurality of second rear curved baffle 5 staggered in sequence are established on the inner rear side of outer frame 1, wherein, first front curved baffle 2 and second front curved baffle 3 are half love heart type respectively, and first front curved baffle 2 and second front curved baffle 3 are symmetrically arranged, that is, its shape one side is high and one side is low, a plurality of first front curved baffle 2 and a plurality of second front curved baffle 3 form a plurality of first air inlet 6 and a plurality of second air inlet 7 staggered in height between each other, a plurality of first rear curved baffle 4 are respectively blocked in a plurality of first air inlet 6, a plurality of second rear curved baffle 5 are respectively blocked in a plurality of second air inlet 7, first air inlet 6 and second air inlet 7 staggered in height, according to the principle of fluid dynamics airflow whirl, because the flow velocity of airflow is gradually reduced, there is a flow velocity difference between adjacent two airflows, then a certain turbulence will be formed, the separator disclosed in the application can effectively change airflow flow, reduce air noise and improve grease separation degree.

[0026] The cross section of the first rear curved baffle 4 is H-shaped with arc surfaces on both sides, and the arc surfaces on both sides of the first rear curved baffle 4 are arranged towards the front and rear directions of the separator, the cross section of the second rear curved baffle 5 is C-shaped, and the concave side of the second rear curved baffle 5 is arranged towards the front side of the separator, according to the principle of aerodynamics, the faster the flow velocity, the smaller the pressure, when the air outlet ends of the first rear curved baffle 4 and the second rear curved baffle 5 are convex, due to the staggered arrangement of the two, the flow velocity of airflow is large, which is easy to form air vibration and thus produce certain noise, the side towards the rear end of the second rear curved baffle 5 in the application is provided with a concave structure, the air at the rear end of the second rear curved baffle 5 is discharged along the airflow at the rear end of the first rear curved baffle 4, which balances the flow velocity and pressure to a certain extent, thereby reducing the noise caused by air vibration.

[0027] The outer frame 1 comprises a first frame body 11, a second frame body 12, a clamping device 13, a communication hole 14, a groove 15 and a handle part 16, the first frame body 11 is stacked on the front side of the second frame body 12, a plurality of first front curved baffle strips 2 and a plurality of second front curved baffle strips 3 are arranged on the inner side of the first frame body in turn, a plurality of first rear curved baffle strips 4 and a plurality of second rear curved baffle strips 5 are arranged on the inner side of the second frame body 12 in turn, the clamping device 13 connects the first frame body 11 and the second frame body 12, the groove 15 is arranged on the side of the second frame body 12 facing the first frame body 11, the communication hole 14 is arranged on the first frame body 11 corresponding to the groove 15, the handle part 16 is arranged on the side of the communication hole 14 away from the groove 15, a certain cavity is formed between the communication hole 14 and the groove 15, the first frame body 11 and the second frame body 12 can be separated through the handle part 16, so that the separator can be cleaned.

[0028] The clamping device 13 comprises an extension edge 131, a clamping groove 132, a plug-in groove 133, a limiting mechanism 134 and a buckling mechanism 135, the extension edge 131 is bent and extended along the edge of the first frame body 11 towards the outer side, the clamping groove 132 is arranged on the second frame body 12 corresponding to the extension edge 131, the plug-in groove 133 is arranged on the side of the second frame body 12 away from the groove 15, the limiting mechanism 134 is arranged in the plug-in groove 133, the buckling mechanism 135 is arranged on the side of the second frame body 12 away from the limiting mechanism 134, the buckling mechanism 135 connects the first frame body 11 and the second frame body 12, the extension edge 131 on one side of the first frame body 11 is plugged into the plug-in groove 133, the limiting mechanism 134 limits the movement of the first frame body 11, the extension edge 131 is clamped on the clamping groove 132, and the buckling mechanism 135 locks the first frame body 11 and the second frame body 12, wherein the limiting mechanism 134 comprises a plurality of limiting pieces 1341 and a plurality of limiting grooves 1342, a plurality of the limiting pieces 1341 are arranged in the plug-in groove 133, a plurality of the limiting grooves 1342 are arranged on the side of the extension edge 131 close to the plug-in groove 133, a plurality of the limiting grooves 1342 and a plurality of the limiting pieces 1341 are respectively one-to-one corresponding clamped, the buckling mechanism 135 comprises a through hole 1351, a clamping groove 1352, a containing groove 1353 and a clamping block, the through hole 1351 is arranged on the second frame body 12, the clamping groove 1352 is arranged on one side of the through hole 1351, the containing groove 1353 is arranged on the first frame body 11 corresponding to the clamping groove 1352, and the clamping block is embedded in the containing groove 1353, the clamping block is clamped with the clamping groove 1352, and the structure is simple and convenient to disassemble.

[0029] The insertion slot 133 is provided with an inclined surface 136 on one side of the limiting mechanism 134, and the inclined surface 136 is arranged on the side of the second frame body 12 away from the first frame body 11. On one hand, the inclined surface 136 plays a certain guiding role when the first frame body 11 is inserted into the insertion slot 133, facilitating the insertion of the first frame body 11; on the other hand, the separated oil is guided to slide off.

[0030] The first frame body 11, the plurality of first front curved baffle strips 2 and the plurality of second front curved baffle strips 3 are integrally formed, and the second frame body 12, the plurality of first rear curved baffle strips 4 and the plurality of second rear curved baffle strips 5 are integrally formed, avoiding complicated assembly steps and being more stable.

[0031] The utility model also correspondingly provides a kind of range hood, including range hood main body 8, and as described above, separator, the separator is located on the air inlet of the range hood main body 8, improve the grease separation degree of range hood whole, reduce the noise of the range hood.

[0032] It can be understood that, for those skilled in the art, the technical scheme of the utility model and the utility model concept can be replaced or changed equivalently, and all these changes or replacements shall belong to the protection scope of the utility model.

Claims

1. A separator for a range hood, characterized in that, The device includes an outer frame (1), multiple first front curved surface deflectors (2), multiple second front curved surface deflectors (3), multiple first rear curved surface deflectors (4), and multiple second rear curved surface deflectors (5). The multiple first front curved surface deflectors (2) and multiple second front curved surface deflectors (3) are arranged alternately on the inner front side of the outer frame (1). The cross-sections of adjacent first front curved surface deflectors (2) and second front curved surface deflectors (3) are two mirror images of each other, forming a heart shape. The multiple first front curved surface deflectors (2) and multiple second front curved surface deflectors (3) Multiple first air inlets (6) and multiple second air inlets (7) are arranged in a staggered manner at different heights. Multiple first rear curved surface baffles (4) and multiple second rear curved surface baffles (5) are arranged alternately on the inner rear side of the outer frame (1). Adjacent first rear curved surface baffles (4) and second rear curved surface baffles (5) are arranged alternately along the front-rear direction of the separator. Multiple first rear curved surface baffles (4) are arranged one-to-one with multiple first air inlets (6), and multiple second rear curved surface baffles (5) are arranged one-to-one with multiple second air inlets (7).

2. A separator for a range hood according to claim 1, characterized in that, The first rear curved baffle (4) has an I-shaped cross-section with arc surfaces on both sides, and the arc surfaces on both sides of the first rear curved baffle (4) are respectively arranged in the front and rear directions of the separator. The second rear curved baffle (5) has a C-shaped cross-section, and the concave side of the second rear curved baffle (5) is arranged in the front direction of the separator.

3. A separator for a range hood according to claim 1, characterized in that, The outer frame (1) includes a first frame (11), a second frame (12), a snap-fit ​​device (13), a connecting hole (14), a groove (15), and a handle (16). The first frame (11) is stacked on the front side of the second frame (12). A plurality of first front curved surface deflectors (2) and a plurality of second front curved surface deflectors (3) are arranged alternately on the inner side of the first frame. A plurality of first rear curved surface deflectors (4) and a plurality of second rear curved surface deflectors (5) are arranged alternately on the inner side of the first frame. The flow baffles (5) are arranged alternately on the inner side of the second frame (12). The snap-fit ​​device (13) connects the first frame (11) and the second frame (12). The groove (15) is located on the side of the second frame (12) facing the first frame (11). The connecting hole (14) is located on the first frame (11) corresponding to the groove (15). The handle (16) is located on the side of the connecting hole (14) facing away from the groove (15).

4. A separator for a range hood according to claim 3, characterized in that, The snap-fit ​​device (13) includes an extension edge (131), a snap-fit ​​groove (132), a insertion groove (133), a limiting mechanism (134), and a fastening mechanism (135). The extension edge (131) bends and extends outward along the edge of the first frame (11). The snap-fit ​​groove (132) is disposed on the second frame (12) corresponding to the extension edge (131). The insertion groove (133) is disposed on the side of the second frame (12) away from the groove (15). The limiting mechanism (134) is disposed in the insertion groove (133). The fastening mechanism (135) is disposed on the side of the second frame (12) away from the limiting mechanism (134). The fastening mechanism (135) connects the first frame (11) and the second frame (12).

5. A separator for a range hood according to claim 4, characterized in that, The limiting mechanism (134) includes multiple limiting pieces (1341) and multiple limiting grooves (1342). The multiple limiting pieces (1341) are arranged in the insertion groove (133), and the multiple limiting grooves (1342) are located on the side of the extension edge (131) close to the insertion groove (133). The multiple limiting grooves (1342) and the multiple limiting pieces (1341) are respectively engaged in a one-to-one manner.

6. A separator for a range hood according to claim 4, characterized in that, The insertion slot (133) has an inclined surface (136) on the side facing the limiting mechanism (134), and the inclined surface (136) is provided on the side facing the second frame (12) away from the first frame (11).

7. A separator for a range hood according to claim 4, characterized in that, The fastening mechanism (135) includes a through hole (1351), a slot (1352), a receiving groove (1353), and a snap-fit ​​block. The through hole (1351) passes through the second frame (12), the slot (1352) is located on one side of the through hole (1351), the receiving groove (1353) is located on the first frame (11) corresponding to the slot (1352), and the snap-fit ​​block is embedded in the receiving groove (1353) and snaps into the slot (1352).

8. A separator for a range hood according to claim 3, characterized in that, The first frame (11), multiple first front curved surface deflectors (2) and multiple second front curved surface deflectors (3) are integrally formed structures, and the second frame (12), multiple first rear curved surface deflectors (4) and multiple second rear curved surface deflectors (5) are integrally formed structures.

9. A range hood, characterized in that, It includes a range hood body (8) and a separator as described in any one of claims 1-8, the separator being disposed on the air inlet of the range hood body (8).

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