CN209877044U - Oil screen mounting structure of range hood and range hood with same - Google Patents

Abstract

The utility model relates to a range hood's oil net mounting structure, including opening the wallboard of vent and the oil net of cover on the vent, the edge of oil net is established on the outer wall of wallboard through the installation component subsides, and the installation component is including mount pad and spliced pole, and the mount pad sets up on the inner wall of wallboard, the lateral wall epirelief that the spliced pole is close to its inner is equipped with the convex part, and the convex part is from the extroversion inwards pass in proper order on oil net, wallboard and the mount pad corresponding mounting hole and rotate the back left-hand thread and correspond on the mount pad spacing portion to the outer end that makes the spliced pole supports the oil net and presses on the outer wall of wallboard. Still relate to a range hood that has above-mentioned mounting structure. Through setting up the mount pad on the inner wall at the wallboard for the spliced pole cooperatees with the inner wall of mount pad at the pivoted in-process, and need not with the inner wall direct contact of wallboard, prevents that the spliced pole from wearing and tearing the wallboard inner wall at pivoted in-process, has increased near local intensity of mounting hole on the wallboard simultaneously, has increased the life of wallboard.

Description

Oil screen mounting structure of range hood and range hood with same

Technical Field

The utility model belongs to the technical field of domestic appliance, concretely relates to range hood's oil net mounting structure and have this mounting structure's range hood.

Background

The existing range hood is generally provided with an oil filter screen at an air inlet so as to filter the oil smoke sucked into the air inlet. After the range hood is used for a period of time, a large amount of oil stains can be stained on the oil filter screen, and the oil filter screen needs to be cleaned regularly in order to ensure the oil filtering effect and keep the appearance of the range hood.

Because the existing oil filter screen is generally fixedly connected to the smoke collecting hood through the positioning column, when the oil filter screen is cleaned, the oil filter screen can be taken down after the positioning column needs to be completely screwed down, and when the positioning column is screwed down, the positioning column needs to be continuously rotated, so that the assembly and disassembly are laborious and cumbersome, and great inconvenience is brought to cleaning of the oil filter screen. Therefore, as in chinese patent application No. 201810742137.2 (application publication No. CN108662644A), "an oil screen lock catch and range hood for quickly detaching an oil screen", the oil screen lock catch includes a body, a slider, a jack rod shaft, and a spring, wherein the body includes a horizontal cavity opened toward the left and a vertical cavity opened downward, and the horizontal cavity and the vertical cavity are vertically communicated with each other; one part of the sliding block is arranged in the transverse cavity and is provided with a channel through which the top rod shaft can pass; the ejector rod shaft penetrates through a channel on the sliding block, and a part of the ejector rod shaft is arranged in the vertical cavity; the spring is arranged in the body and plays a role in resetting the movement of the top rod shaft and the sliding block; the middle part of the ejector rod shaft is provided with a wedge which is matched with the inclined plane of the slide block to form a pair of sliding pairs. This oil net hasp structure is more complicated to when the installation oil net, not only correspond on collection petticoat pipe and the oil net and set up the hole that supplies the ejector pin axle to wear out, still need set up on the oil net with slider matched with hasp, thereby realize the fixed of oil net and dismantle through this oil net hasp, simultaneously, in long-term use, the spring easily receives the greasy dirt pollution and inefficacy easily, thereby causes the oil net hardly to install and dismantle.

Therefore, further improvement of the existing range hood with oil screen is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the current situation is to above-mentioned prior art, provide one kind and need not to set up the hasp on the oil net, can realize the quick assembly disassembly of oil net and carry out the oil net mounting structure of the range hood that local is strengthened to the wallboard mounting hole periphery simultaneously.

The utility model aims to solve the second technical problem that, a oil net mounting structure is provided that the installation is firm, and is difficult for receiving the disturbance of oil smoke gas stream and the shake appears.

The utility model aims to solve the third technical problem that, when providing a quick dismouting of oil net, can carry out the range hood of local enhancement to collection petticoat pipe roof mounting hole periphery.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a range hood's oil net mounting structure, is in including opening the wallboard that has the vent and covering oil net on the vent, the edge of oil net is established through the installation component subsides on the outer wall of wallboard, its characterized in that: the mounting assembly comprises a mounting seat and a connecting column, the mounting seat is arranged on the inner wall of the wallboard, a convex part is arranged on the side wall of the connecting column, which is adjacent to the inner end of the connecting column, in an upward protruding mode, the convex part penetrates through the corresponding mounting holes in the oil screen, the wallboard and the mounting seat from outside to inside in sequence and is reversely buckled after being rotated on the corresponding limiting part on the mounting seat, and therefore the outer end of the connecting column is enabled to support the oil screen on the outer wall of the wallboard.

The wall plate with the ventilation openings can be a panel in an air inlet area, a corresponding plate of a smoke collecting hood and other parts, and the ventilation openings are air inlets;

the wall plate with the ventilation opening can also be a corresponding plate of a fan housing and other parts in the air outlet area, and the ventilation opening is an air outlet;

the wall plate with the ventilation openings can also be a wall plate where an air inlet or an air outlet of a fan volute and other components in an area where oil smoke flows through are located.

In the installation process, in order to increase the hand feeling that the connecting column rotates in place relative to the mounting hole, the limiting part on the mounting seat is a limiting groove for clamping the convex part. In the long-term use in-process, can gather a large amount of greasy dirt on the oil net, spacing portion adopts the form of spacing recess, prevents at the in-process of using, makes the spliced pole not hard up because the disturbance of oil flue gas stream to the condition that the spliced pole breaks away from the mounting hole appears.

In order to increase the firmness of the installation of the oil screen and prevent the oil screen from falling off under the disturbance of oil fume flow, two convex parts are arranged, namely a first convex part and a second convex part which are arranged on the circumferential wall of the connecting column at intervals along the circumferential direction; correspondingly, the number of the limiting grooves is two, the two limiting grooves are respectively a first limiting groove and a second limiting groove, the first convex part rotates relative to the mounting seat and is clamped in the first limiting groove, and meanwhile, the second convex part rotates relative to the mounting seat and is clamped in the second limiting groove.

In order to conveniently contain the first convex part and the second convex part and conveniently guide the corresponding convex parts into the corresponding limiting grooves, a first space for containing the first convex part and a second space for containing the second convex part are formed between the first limiting groove and the second limiting groove, a first guide inclined plane for conveniently guiding the first convex part into the first limiting groove is arranged in the first space, and a second guide inclined plane for conveniently guiding the second convex part into the second limiting groove is arranged in the second space.

In order to better guide the corresponding convex part into the corresponding limiting groove, the joint of the first limiting groove and the adjacent first guide surface is in smooth transition, and the joint of the second limiting groove and the adjacent second guide surface is in smooth transition.

In order to limit the mounting seat on the wall plate, a positioning part is convexly arranged on the side wall of the mounting seat, correspondingly, an accommodating hole for accommodating the mounting seat part is formed in the wall plate, the accommodating hole is the mounting hole of the wall plate, the accommodating hole is provided with a notch part for the positioning part to penetrate out, and the mounting seat is limited by buckling the outer wall of the wall plate through the positioning part when the positioning part penetrates out of the mounting hole and rotates relative to the wall plate to deviate from the notch part.

In order to fix the mounting seat, a positioning plate is further arranged on the side wall of the mounting seat in a protruding mode, the positioning plate and the positioning portion are arranged at intervals, positioning holes for the positioning columns to penetrate through are correspondingly formed in the positioning plate and the wall plate, the positioning plate is positioned on the wall plate through the insertion fit of the positioning columns and the positioning holes, and the rotating position of the positioning portion is limited.

In order to limit the mounting seat to further move towards the oil screen direction, the outer side wall of the mounting seat is provided with a limiting step for limiting the mounting seat to continuously move outwards, and the edge part of the wall plate notch part is positioned between the positioning part and the limiting step.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: and a rubber pad is lined between the wall plate and the oil net.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: a range hood with the oil screen mounting structure comprises a smoke collecting hood, wherein a top plate is arranged at a position of the smoke collecting hood corresponding to an oil smoke suction inlet of the range hood, the top plate is the wall plate, and a ventilation opening which is in fluid communication with the oil smoke suction inlet is formed in the top plate and serves as an air inlet.

Compared with the prior art, the oil screen mounting structure of the range hood of the utility model has the advantages that the mounting seat is arranged on the inner wall of the wallboard, so that the connecting column is matched with the inner wall of the mounting seat in the rotating process without being in direct contact with the inner wall of the wallboard, the connecting column is prevented from wearing the inner wall of the wallboard in the rotating process, meanwhile, the existence of the mounting seat increases the local strength near the mounting hole on the wallboard, the service life of the wallboard is prolonged, in addition, no additional lock catch is required to be arranged on the oil screen, and when the oil screen is required to be mounted, only the convex part of the connecting column needs to pass through the mounting hole from outside to inside and slightly rotate the connecting column, the convex part of the connecting column is reversely buckled on the limiting part, the fixing of the oil screen can be realized, when the oil screen is required to be dismounted, only the connecting column needs to be rotated to the other side, the convex part of, its whole installation and dismantlement process convenient and fast, in addition, the existence of spacing portion can carry on spacingly to the turned angle of spliced pole to make the user more directly perceivedly, accurately feel receive the rotation of spliced pole and target in place.

Drawings

Fig. 1 is a schematic structural view of the embodiment of the present invention with the inner wall of the wall plate facing upward (in a state where the connecting column passes through the mounting hole);

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B in FIG. 1;

FIG. 4 is a cross-sectional view of FIG. 1;

FIG. 5 is a schematic structural view of the fume collecting hood of FIG. 1;

FIG. 6 is an enlarged view of the portion C of FIG. 4;

FIG. 7 is a schematic perspective exploded view of FIG. 6;

FIG. 15 is an enlarged view of the portion D of FIG. 5;

FIG. 8 is a schematic view of the oil screen of FIG. 1 in an installed condition;

FIG. 9 is a schematic view of the structure of FIG. 1 with the boss rotated to the corresponding joint;

FIG. 10 is an enlarged view of section E of FIG. 8;

FIG. 11 is an enlarged view of the portion F in FIG. 9;

fig. 12 is a schematic structural diagram of a mounting seat according to an embodiment of the present invention;

FIG. 13 is a schematic view of the structure of FIG. 12 at another angle;

fig. 14 is a plan view of the positioning portion of the mounting base in the recessed portion according to the embodiment of the present invention;

FIG. 15 is an enlarged view of the portion D of FIG. 5;

fig. 16 is a sectional view of a portion of the positioning portion located in the recess portion according to the embodiment of the present invention;

fig. 17 is a sectional view of the positioning portion of the embodiment of the present invention in a state of being fastened to the wall plate after rotating a certain angle;

FIG. 18 is a schematic perspective exploded view of FIG. 17;

fig. 19 is a schematic structural diagram of a range hood according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 19, the oil screen mounting structure of the range hood according to the embodiment of the present invention can be used on a european range hood, and can also be used on a side-suction range hood, the oil screen can be mounted on a wall plate having a ventilation opening, specifically, the wall plate having the ventilation opening can be a corresponding plate of a panel in an air intake area, a smoke collection hood, and the like, and the ventilation opening is an air intake; the wall plate provided with the ventilation opening can also be a corresponding plate of a fan housing and other parts in the air outlet area, and the ventilation opening is an air outlet; the wall plate with the ventilation opening can also be a wall plate where an air inlet or an air outlet of a fan volute and other components in an oil smoke flowing area are located.

In the embodiment, the present invention is applied to a european range hood as an example. The range hood of the embodiment includes a smoke collecting hood 1 and an oil screen 2, wherein the smoke collecting hood 1 is provided with a top plate corresponding to a smoke suction port of the range hood, the top plate is a wall plate 11 described below, the top plate is provided with a ventilation opening 111 in fluid communication with the smoke suction port as an air inlet, that is, the wall plate 11 is provided with the ventilation opening 111.

As shown in fig. 1, 6 and 7, the oil screen 2 covers the vent 111, and the edge of the front part of the oil screen 2 is disposed on the outer wall 11a of the wall plate 11 through the mounting component 3, and the rear part of the oil screen 2 can be mounted on the outer wall of the wall plate through the mounting component, or can be in a plug-in mounting form, or can be in other forms as long as the purpose of detaching the rear part of the oil screen 2 is achieved.

As shown in fig. 6, the mounting assembly 3 includes a mounting seat 31, a connecting column 32 and a rubber pad 33, the connecting column 32 is cylindrical, the mounting seat 31 is disposed on an inner wall 11b of the wall plate 11, a convex portion 321 is convexly disposed on a side wall of the connecting column 32 adjacent to an inner end thereof, the convex portion 321 sequentially penetrates through corresponding mounting holes formed in the oil screen 2, the wall plate 11 and the mounting seat 31 from outside to inside, specifically, a first through hole 21 is formed in the oil screen 2, a containing hole 12 is formed in the wall plate 11, a second through hole 317 is formed in the mounting seat 31, the first through hole 21, the containing hole 12 and the second through hole 317 are aligned to be the mounting holes, the direction in which the convex portion sequentially penetrates through the first through hole 21, the containing hole 12 and the second through hole 317 refers to the direction of an arrow in fig. 7, and the convex portion 321 can rotate relative to the mounting holes under the; the inner wall of the mounting seat 31 is provided with a limiting portion 311 abutting against the convex portion 321, the limiting portion 311 of the mounting seat 31 is a limiting groove for the convex portion 321 to be clamped in, and the convex portion 321 passes through the corresponding mounting hole and rotates (rotates by a certain angle) to be reversely buckled on the corresponding limiting portion 311 of the mounting seat 31, so that the outer end of the connecting column 32 abuts against the oil screen 2 on the outer wall 11a of the wall plate 11.

As shown in fig. 6 and fig. 10 to 11, in the present embodiment, there are two protrusions 321, which are a first protrusion 3211 and a second protrusion 3212 disposed on the peripheral wall of the connecting column 32 at intervals in the circumferential direction; in this embodiment, the first convex portion and the second convex portion are disposed oppositely, that is, the main body portion of the connection column is T-shaped, and correspondingly, there are two limiting grooves, that is, a first limiting groove 3111 and a second limiting groove 3112, respectively, and when the first convex portion 3211 rotates relative to the mounting seat 31 and is clamped into the first limiting groove 3111, the second convex portion 3212 rotates relative to the mounting seat 31 and is clamped into the second limiting groove 3112. In order to accommodate the first protruding portion and the second protruding portion conveniently and to clip the protruding portions into the corresponding limiting grooves, as shown in fig. 2, a first space 31a for accommodating the first protruding portion 3211 and a second space 31b for accommodating the second protruding portion 3212 are formed between the first limiting groove 3111 and the second limiting groove 3112, the first space 31a has a first guiding inclined surface 3121 for guiding the first protruding portion 3211 into the first limiting groove 3111, a connection portion between the first limiting groove 3111 and the adjacent first guiding inclined surface 3121 is in smooth transition, the second space 31b has a second guiding inclined surface 3122 for guiding the second protruding portion 3212 into the second limiting groove 3112, and a connection portion between the second limiting groove 3112 and the adjacent second guiding inclined surface 3122 is in smooth transition, as shown in fig. 12 and 13.

In order to facilitate the installation of the installation seat on the smoke collecting hood, as shown in fig. 12, 13, and 16 to 18, a positioning portion 314 is convexly disposed on a side wall of the installation seat 31, correspondingly, a containing hole 12 for partially containing the installation seat 31 therein is disposed on the smoke collecting hood 1, the containing hole 12 is an installation hole of the smoke collecting hood 1, a recessed portion 121 for allowing the positioning portion 314 to move (i.e., move outward) toward the oil screen 2 is disposed in the containing hole 12, and in a state that the positioning portion 314 penetrates through the installation hole and rotates relative to the wall plate 11 to deviate from the recessed portion 121, the installation seat 31 is locked to the outer wall 11a of the wall plate 11 by the positioning portion 314 to limit, as shown in fig. 17. For fixing the mounting base, as shown in fig. 6, 7 and 10 to 13, a positioning plate 315 is further convexly disposed on an outer side wall of the mounting base 31, the positioning plate 315 and the positioning portion 314 are arranged at an interval, a positioning hole 3151 for a positioning column to penetrate through is correspondingly formed on the positioning plate 315 and the smoke collecting hood 1, the positioning plate 315 is fixed on the wall plate 11 of the smoke collecting hood 1 through the matching of the positioning column and the positioning hole 3151, and the rotation position of the positioning portion 314 is limited.

As shown in fig. 6, the rubber pad 33 is lined between the smoke collecting hood 1 and the oil screen 2, and the side wall of the mounting seat 31 has a limit step 316 for limiting the mounting seat 31 to move continuously (move outward) toward the oil screen 2, and the edge portion of the recessed portion 121 of the wall plate 11 is located between the positioning portion 314 and the limit step 316. In the rotating process, the first convex part and the second convex part continuously extrude the rubber pad 33 in the process of continuously rotating to the corresponding connecting part in the corresponding limiting groove, so that the gap between the oil screen and the wall plate is reduced, the mounting firmness is improved, when the first convex part and the second convex part rotate to the corresponding limiting groove, on one hand, the rubber pad 33 rebounds to reduce the deformation of the oil screen near the mounting hole, on the other hand, the existence of the limiting groove reduces the possibility that the first convex part and the second convex part are separated from the corresponding limiting groove, the convex parts need to be separated from the corresponding limiting groove by means of external force, the oil screen is prevented from shaking due to the disturbance of oil smoke flow in the working process of the range hood, so that the connecting column shakes, the possibility that the connecting column is separated from the mounting hole is reduced, namely, the mounting stability of the oil screen is improved, when the oil screen needs to be dismounted, only need make first convex part break away from first spacing recess, the second convex part breaks away from the spacing recess of second and can realize the dismantlement of oil net, and its whole dismantlement process is convenient and fast more.

Claims (10)

1. The utility model provides a range hood's oil net mounting structure, is including division wallboard (11) that have vent (111) and cover oil net (2) on vent (111), the edge of oil net (2) is established through installation component (3) subsides on outer wall (11a) of wallboard (11), its characterized in that: installation component (3) are including mount pad (31) and spliced pole (32), mount pad (31) set up on inner wall (11b) of wallboard (11), spliced pole (32) are close to its inner lateral wall epirelief and are equipped with convex part (321), convex part (321) from the extroversion pass in proper order oil net (2), wallboard (11) and mount pad (31) go up the mounting hole that corresponds and rotate the back left-hand thread and be in on spacing portion (311) that corresponds on mount pad (31), thereby make the outer end of spliced pole (32) will oil net (2) support press on outer wall (11a) of wallboard (11).

2. The oil screen mounting structure according to claim 1, wherein: the limiting part (311) on the mounting seat (31) is a limiting groove for the convex part (321) to be clamped in.

3. The oil screen mounting structure according to claim 2, wherein: the number of the convex parts (321) is two, and the two convex parts are respectively a first convex part (3211) and a second convex part (3212) which are arranged on the peripheral wall of the connecting column (32) at intervals along the circumferential direction; correspondingly, there are two limiting grooves, which are a first limiting groove (3111) and a second limiting groove (3112), respectively, and when the first convex portion (321) rotates relative to the mounting seat (31) and is clamped in the first limiting groove (3111), the second convex portion (3212) rotates relative to the mounting seat (31) and is clamped in the second limiting groove (3112).

4. The oil screen mounting structure according to claim 3, wherein: a first space (31a) in which the first protruding portion (3211) is accommodated and a second space (31b) in which the second protruding portion (3212) is accommodated are formed between the first limiting groove (3111) and the second limiting groove (3112), the first space (31a) has a first guide inclined surface (3121) therein for guiding the first protruding portion (3211) into the first limiting groove (3111), and the second space (31b) has a second guide inclined surface (3122) therein for guiding the second protruding portion (3212) into the second limiting groove (3112).

5. The oil screen mounting structure according to claim 4, wherein: the junction of the first limiting groove (3111) and the adjacent first guide inclined surface (3121) is in smooth transition, and the junction of the second limiting groove (3112) and the adjacent second guide inclined surface (3122) is in smooth transition.

6. The oil screen mounting structure according to claim 1, wherein: the side wall of the mounting seat (31) is convexly provided with a positioning part (314), correspondingly, the wall plate (11) is provided with an accommodating hole (12) for accommodating the mounting seat (31), the accommodating hole (12) is a mounting hole of the wall plate (11), the accommodating hole (12) is provided with a notch part (121) for the positioning part (314) to penetrate out, and the mounting seat (31) is clamped on the outer wall of the wall plate (11) through the positioning part (314) for limiting under the condition that the positioning part (314) penetrates out of the mounting hole and rotates relative to the wall plate (11) to deviate from the notch part (121).

7. The oil screen mounting structure according to claim 6, wherein: the side wall of the mounting seat (31) is further convexly provided with a positioning plate (315), the positioning plate (315) and the positioning portion (314) are arranged at intervals, the positioning plate (315) and the wall plate (11) are correspondingly provided with positioning holes (3151) for the positioning columns to penetrate through, the positioning plate (315) is positioned on the wall plate (11) through the insertion fit of the positioning columns and the positioning holes (3151), and the rotating position of the positioning portion (314) is limited.

8. The oil screen mounting structure according to claim 6, wherein: the side wall of the mounting seat (31) is provided with a limiting step (316) for limiting the mounting seat (31) to move outwards continuously, and the edge part of the wall plate notch part (121) is positioned between the positioning part (314) and the limiting step (316).

9. The oil screen mounting structure according to any one of claims 1 to 8, wherein: and a rubber pad (33) is further arranged between the wall plate (11) and the oil net (2).

10. A range hood having the oil screen mounting structure of any one of claims 1 to 9, characterized in that: the range hood comprises a fume collecting hood (1), wherein a top plate is arranged at a fume suction port of the range hood corresponding to the fume collecting hood (1), the top plate is a wall plate (11), and a ventilation opening (111) which is in fluid communication with a fume suction port is formed in the top plate and serves as an air inlet.