CN216048157U

CN216048157U - Oil smoke filter equipment and scavenger fan

Info

Publication number: CN216048157U
Application number: CN202122172233.8U
Authority: CN
Inventors: 梁金儒; 解博超; 李悦广; 李清泉
Original assignee: Guangdong Nedfon Air System Co Ltd
Current assignee: Guangdong Nedfon Air System Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-15
Anticipated expiration: 2031-09-08

Abstract

The utility model provides a lampblack filtering device and a ventilation fan, wherein the lampblack filtering device comprises: the oil collecting device comprises a front shell, a rear shell which is rotationally connected with the front shell, a filter screen assembly arranged between the front shell and the rear shell, and an oil collecting box arranged on the front shell or the rear shell; on the procapsid with all be provided with vent and locking cooperation structure on the back casing, the procapsid court back casing rotates the back through two locking cooperation structure is fixed, the procapsid with around forming the holding chamber between the back casing, filter screen subassembly sets up at the holding intracavity, is located two between the vent, the top of collection oil box is formed with the box mouth, the box mouth with holding chamber intercommunication to the correspondence is located filter screen subassembly below. The filter screen component of the oil fume filtering device can effectively prevent dust and oil dirt from being adsorbed on the fan under the action of wind pressure; the whole machine does not need to be disassembled, and the cleaning is convenient.

Description

Oil smoke filter equipment and scavenger fan

Technical Field

The utility model relates to the technical field of air conditioning, in particular to an oil fume filtering device and an air exchange fan.

Background

The ventilator is a household appliance which is installed on a wall or window glass and integrates ventilation, air exchange, dehumidification, heat removal and dust removal. The ventilating fan is widely applied to families and public places, most of louver ventilating fans on the market at present do not have fan blades and motor protection structures, oil stains and dust are easily adsorbed on the motor and the fan blades when the ventilating fan works, the normal work cannot be achieved, the service life of the motor is influenced, and if the inner structure of the ventilating fan needs to be detached to be cleaned, the ventilating fan is inconvenient to clean, and great troubles are caused to customers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide an oil fume filtering device and an air exchange fan.

One embodiment of the present invention provides a lampblack filter device, comprising: the oil collecting device comprises a front shell, a rear shell which is rotationally connected with the front shell, a filter screen assembly arranged between the front shell and the rear shell, and an oil collecting box arranged on the front shell or the rear shell;

on the procapsid with all be provided with vent and locking cooperation structure on the back casing, the procapsid court back casing rotates the back through two locking cooperation structure is fixed, the procapsid with around forming the holding chamber between the back casing, filter screen subassembly sets up at the holding intracavity, is located two between the vent, the top of collection oil box is formed with the box mouth, the box mouth with holding chamber intercommunication to the correspondence is located filter screen subassembly below.

Compared with the prior art, the filter screen assembly of the oil fume filtering device collects oil stains, the oil stains flow downwards under the action of gravity and then drop into the oil collecting box, and dust and the oil stains can be effectively prevented from being adsorbed on a fan under the action of wind pressure; when the filter screen needs to be cleaned and replaced, the front shell can be rotated, the filter screen can be taken out after the front shell and the rear shell are separated, the whole ventilator does not need to be detached, and the ventilator is simple and convenient.

In one embodiment, a mounting groove is formed in one side, away from the accommodating cavity, of the front shell, and an opening communicated with the accommodating cavity is formed in the inner wall of the mounting groove;

the oil collecting box is inserted into the mounting groove, a box opening of the oil collecting box is communicated with the accommodating cavity through the opening, and the filter screen assembly is arranged above the opening.

In one embodiment, a plurality of supporting blocks are arranged on one side of the front housing close to the accommodating cavity, the supporting blocks are arranged around the opening, and the filter screen assembly is arranged on the supporting blocks.

In one embodiment, the filter screen assembly comprises a frame body and a filter screen arranged on the inner side of the frame body, a through groove communicated with the inner side of the frame body is arranged at the bottom of the frame body, and a box opening of the oil collecting box is correspondingly positioned below the through groove.

In one embodiment, a handle groove is formed in one side, facing away from the accommodating cavity, of the front shell, and the handle groove is communicated with the mounting groove.

In one embodiment, the oil collecting box is provided with a limiting plate outside the mounting groove, and the limiting plate shields the mounting groove.

In one embodiment, the front housing is provided with a plurality of first snap-fits, the screen assembly is provided with a second snap-fit, and the screen assembly is detachably connected with the front housing through the first snap-fits and the second snap-fits.

In one embodiment, the locking engagement structure on the rear housing comprises an elastic ball latch, the locking engagement structure on the front housing comprises a snap fastener, and the front housing is fixed by the snap fastener and the elastic ball latch after rotating towards the rear housing.

In one embodiment, the rear shell is provided with a plurality of rotating grooves, and the front shell is rotatably connected with the rotating grooves through a rotating shaft.

Another embodiment of the present invention provides a ventilator, including: the oil fume filtering device comprises a case, a fan arranged on the case and the oil fume filtering device, wherein the rear shell is connected with the case, and a ventilation opening in the rear shell is communicated with the inside of the case.

In order that the utility model may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.

Drawings

Fig. 1 is an exploded view of a soot filtering device, a cabinet and a fan according to an embodiment of the present invention;

fig. 2 is a sectional view of the lampblack filter device and the cabinet according to one embodiment of the utility model;

FIG. 3 is a cross-sectional view of a smoke filter of one embodiment of the present invention with the front and rear housings separated;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is a schematic structural diagram of a lampblack filter device according to an embodiment of the utility model.

Description of reference numerals:

10. a front housing; 12. a vent; 13. a locking engagement structure; 14. mounting grooves; 15. an accommodating cavity; 16. a support block; 17. A handle groove; 18. a rotating shaft; 20. a rear housing; 21. a rotating groove; 30. a screen assembly; 31. a frame body; 32. a filter screen; 33. a through groove; 34. a second snap-fit portion; 40. an oil collecting box; 41. a limiting plate; 50. a chassis; 51. a fan;

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, which is an exploded view of a lampblack filter, a chassis and a fan according to an embodiment of the present invention, the lampblack filter includes: a front housing 10, a rear housing 20 rotatably coupled to the front housing 10, a screen assembly 30 disposed between the front housing 10 and the rear housing 20, and an oil trap 40 disposed on the front housing 10 or the rear housing 20.

Referring to fig. 2 and 3, which are a sectional view of a soot filtering device, a chassis, and a sectional view of the soot filtering device according to an embodiment of the present invention when a front housing and a rear housing are separated, respectively, vent holes 12 and locking engagement structures 13 are provided on the front housing 10 and the rear housing 20, the front housing 10 is detachably fixed by the two locking engagement structures 13 after rotating towards the rear housing 20, so as to facilitate separation and folding of the front housing 10 and the rear housing 20, after the front housing 10 and the rear housing 20 are folded and fixed, a receiving cavity 15 is formed between the front housing 10 and the rear housing 20, the filter screen assembly 30 is disposed in the receiving cavity 15 and located between the two vent holes 12, a box opening is formed at the top of the oil collecting box 40, and the box opening is communicated with the receiving cavity 15, and is correspondingly positioned below the screen assembly 30 so as to facilitate the oil collecting box 40 to catch oil stains dropped by gravity.

In order to facilitate the installation of the oil collecting box 40, in some alternative embodiments, a mounting groove 14 is provided on a side of the front housing 10 facing away from the accommodating cavity 15, and an inner wall of the mounting groove 14 is opened to communicate with the accommodating cavity 15; the oil collecting box 40 is inserted into the mounting groove 14, the opening of the oil collecting box is communicated with the accommodating cavity 15, the filter screen assembly 30 is arranged above the opening, the oil collecting box 40 is arranged on the front shell 10, deviates from the accommodating cavity 15, one side of the front shell is inserted into the mounting groove 14, and oil stains dropping on the filter screen sequentially pass through the opening and the box opening and then enter the oil collecting box 40. The detachable structure of the oil collecting box 40 and the mounting groove 14 can be designed according to actual needs, for example, the oil collecting box 40 and the mounting groove 14 can be detachably connected with the front case 10 or the rear case 20 by means of a snap, a threaded connector or a magnetic element.

Referring to fig. 4, which is an enlarged view of a point a shown in fig. 3, in order to facilitate installation of the filter screen, in some alternative embodiments, a plurality of support blocks 16 are disposed on a side of the front housing 10 near the receiving cavity 15, the support blocks 16 are disposed around the opening, and the filter screen assembly 30 is disposed on the support blocks 16, so that the bottom of the filter screen can be correctly and correspondingly placed above the opening, and oil at the bottom of the filter screen can accurately pass through the opening.

In order to facilitate the oil contamination of the filter screen to be led out of the filter screen assembly 30 by gravity, in some optional embodiments, the filter screen assembly 30 includes a frame 31 and a filter screen 32 disposed inside the frame 31, the bottom of the frame 31 is provided with a through groove 33 communicated with the inside of the frame 31, a box opening of the oil collecting box 40 is correspondingly located below the through groove 33, the oil contamination on the filter screen 32 enters the through groove 33 along the filter screen 32, and then flows to the bottom of the frame 31, so as to facilitate the oil contamination dropping guide.

Referring to fig. 5, which is a schematic structural diagram of an oil smoke filtering apparatus according to an embodiment of the present invention, in some optional embodiments, a limiting plate 41 is disposed on the oil collecting box 40 and located outside the installation groove 14, and the limiting plate 41 shields the installation groove 14, so as to prevent the oil collecting box from being exposed, protect the oil collecting box, and improve the appearance.

In order to facilitate the removal of the oil collecting box 40, in some alternative embodiments, a handle groove 17 is provided on a side of the front housing 10 facing away from the accommodating cavity 15, the handle groove 17 is communicated with the mounting groove 14, and a user can pull out the oil collecting box 40 in the mounting groove 14 from the handle groove 17 to facilitate the removal of the oil collecting box 40. The limiting plate 41 can facilitate the user to pull out the oil collecting box 40, and the user can be prevented from touching the oil collecting box 40.

To facilitate installation of screen assembly 30, in some alternative embodiments, a plurality of first snap-fits are provided on front housing 10, a second snap-fit 34 is provided on screen assembly 30, and screen assembly 30 is removably connected to front housing 10 via the first and second snap-fits 34. Of course, the arrangement of screen assembly 30 is not limited thereto, and one skilled in the art may select other suitable arrangements according to the teachings of the present invention, such as mounting via a threaded connection, a magnetically attracted member, or the like.

In some alternative embodiments, the locking engagement structure 13 on the rear case 20 includes a resilient snap-ball lock, and the locking engagement structure 13 on the front case 10 includes a snap fastener, and the front case 10 is fixed by the snap fastener and the resilient snap-ball lock after rotating towards the rear case 20. Of course, the connection manner of the front case 10 and the rear case 20 is not limited to this, and those skilled in the art can also select other suitable arrangement manners according to the teachings of the present invention, for example, a magnet is disposed on the rear case 20, a metal member is disposed on the front case 10, and the front case 10 and the rear subject are fixed by means of magnetic attraction; alternatively, the rear case 20 and the front case 10 may be connected by a screw connection.

To facilitate the rotational connection between the front case 10 and the rear case 20, in some alternative embodiments, a plurality of rotation grooves 21 are formed on the rear case 20, the rotation grooves 21 and the locking engagement structures 13 may be respectively disposed at positions close to opposite sides of the rear case 20, and the front case 10 is rotationally connected to the rotation grooves 21 through the rotation shafts 18.

Above-mentioned oil smoke filter equipment can use on the scavenger fan, this scavenger fan includes: the oil smoke filtering device comprises a case 50, a fan 51 arranged on the case 50 and the oil smoke filtering device, wherein the rear shell 20 is connected with the case 50, and the ventilation opening 12 on the rear shell 20 is communicated with the inside of the case 50.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An oil fume filtering device, comprising: the oil collecting device comprises a front shell, a rear shell which is rotationally connected with the front shell, a filter screen assembly arranged between the front shell and the rear shell, and an oil collecting box arranged on the front shell or the rear shell;

2. The oil smoke filtering device of claim 1, wherein: a mounting groove is formed in one side, away from the accommodating cavity, of the front shell, and an opening communicated with the accommodating cavity is formed in the inner wall of the mounting groove;

3. A lampblack filter as claimed in claim 2, characterized in that: a plurality of supporting blocks are arranged on one side of the front shell body close to the containing cavity, the supporting blocks are arranged around the opening, and the filter screen assembly is arranged on the supporting blocks.

4. The oil smoke filtering device of claim 1, wherein: the filter screen subassembly includes the framework and sets up the inboard filter screen of framework, the bottom of framework be provided with the logical groove of the inboard intercommunication of framework, the box mouth of collection oil box corresponds to be located the below in logical groove.

5. A lampblack filter as claimed in claim 2, characterized in that: the oil collecting box is provided with a limiting plate located outside the mounting groove, and the limiting plate shields the mounting groove.

6. A lampblack filter as claimed in claim 2, characterized in that: the procapsid deviates from be provided with the handle groove on one side in holding chamber, the handle groove with the mounting groove intercommunication.

7. A fume filtration device according to any one of claims 1 to 6, wherein: be provided with a plurality of first buckle cooperation portions on the procapsid, be provided with second buckle cooperation portion on the filter screen subassembly, the filter screen subassembly pass through first buckle cooperation portion with second buckle cooperation portion come with the procapsid can be dismantled and be connected.

8. A fume filtration device according to any one of claims 1 to 6, wherein: the last locking cooperation structure of back casing includes that elasticity bumps the pearl lock, locking cooperation structure on the procapsid includes the joint fastener, the procapsid court back casing rotates the back and passes through the joint fastener with elasticity bumps the joint of pearl lock and fixes.

9. A fume filtration device according to any one of claims 1 to 6, wherein: the rear shell is provided with a plurality of rotating grooves, and the front shell is rotatably connected with the rotating grooves through a rotating shaft.

10. A ventilator, comprising: the oil smoke filter device comprises a case, a fan arranged on the case and the oil smoke filter device as claimed in any one of claims 1 to 9, wherein the rear shell is connected with the case, and a vent on the rear shell is communicated with the inside of the case.