CN213684583U

CN213684583U - Exhaust fan with adsorption and filtration functions

Info

Publication number: CN213684583U
Application number: CN202022009462.3U
Authority: CN
Inventors: 靳泽鹏
Original assignee: Yingkou Bohai Special Oil Products Co ltd
Current assignee: Yingkou Bohai Special Oil Products Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-07-13
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses an exhaust fan with adsorption and filtration functions, which comprises an outer frame and a shell, wherein a filter screen is fixedly arranged at the front end of the outer frame, the shell is fixedly arranged at the rear part of the outer frame, a support rod is fixedly arranged in the shell, a motor is fixedly arranged on the support rod, the left end of the motor is movably connected with a rotating shaft, a fan blade is fixedly arranged at the left end of the rotating shaft, a connecting rod is fixedly arranged at the left end of the fan blade, and a sponge is fixedly arranged below the connecting rod. Plays a certain role in noise reduction.

Description

Exhaust fan with adsorption and filtration functions

Technical Field

The utility model belongs to the technical field of the air discharge fan, concretely relates to air discharge fan with adsorb filtering capability.

Background

The exhaust fan is a type of air conditioning appliance, also called a ventilating fan, which drives blades to rotate by a motor to drive airflow so as to exchange indoor air and outdoor air; the purpose of the exhaust is to remove the dirty air in the room, regulate the temperature, humidity and sense effect; the exhaust fan is widely applied to families and public places, and can enable the indoor to be always in a negative pressure state by utilizing air convection to form a suction force, so that outdoor air is continuously sucked, and indoor sultry air is discharged, and therefore the effects of ventilation and cooling are achieved.

Present air discharge fan, the function singleness along with people's quality of life's improvement, can't satisfy present people's growing demand in the beginning, and people hope present electrical apparatus function more and more, and more humanized, more comprehensive that can consider can graft some low frequencies and make the function with electrical apparatus, perhaps the installation of itself is convenient, easy clearance etc..

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air discharge fan with adsorb filtering capability to solve the present air discharge fan that proposes in the above-mentioned background art, the function singleness, along with people quality of life's improvement, begin unable satisfying present people's growing demand, people hope that present electrical apparatus function is more and more, more humanized, more comprehensive that can consider, the function of the electrical apparatus that can some low frequencies of grafting used, perhaps the installation of itself is convenient, the scheduling problem of clearing up easily.

In order to achieve the above object, the utility model provides a following technical scheme: an exhaust fan with adsorption and filtration functions comprises an outer frame and a shell, wherein a metal connecting piece is fixedly arranged in the middle of the upper end of the outer frame, the outer frame is provided with a threaded hole, the front end of the outer frame is fixedly provided with a filter screen, a lug is fixedly arranged on the filter screen, a shell is fixedly arranged at the rear part of the outer frame, soundproof cotton is fixedly arranged on the outer surface of the shell, a support rod is fixedly arranged in the shell, a motor is fixedly arranged on the support rod, the left end of the motor is movably connected with a rotating shaft, the left end of the rotating shaft is fixedly provided with a fan blade fixing piece, the left end of the fan blade fixing piece is fixedly provided with a fan blade, a connecting rod fixing part is fixedly arranged at the left end of the fan blade, a connecting rod is fixedly arranged at the left end of the connecting rod fixing part, the sponge is fixedly arranged below the connecting rod, and the motor is electrically connected with an external power supply.

Preferably, the fan blades are rotatably connected with the motor through a rotating shaft, the sponge and the rotating shaft are mutually matched and fixedly connected with a connecting rod fixing piece through a connecting rod, and the sponge is attached to the filter screen.

Preferably, the lug totally is provided with four groups, four groups of lugs distribute on four angles of filter screen, the recess totally is provided with four groups, four groups of recesses distribute on four angles of frame, mutually support the card and be connected through lug and recess between filter screen and the frame.

Preferably, the metal connecting pieces are provided with four groups, the four groups of metal connecting pieces are symmetrically distributed at the middle positions around the outer frame, the outer frame and the wall surface are mutually matched and fixedly connected through the metal connecting pieces, the bolts and the gaskets, the threaded holes are provided with eight groups, the eight groups of threaded holes are symmetrically distributed around the outer frame in a pairwise mode, and the outer frame and the shell are mutually matched and fixedly connected through the threaded holes, the bolts and the gaskets.

Preferably, four groups of support rods are arranged, one ends of the four groups of support rods are fixedly connected with one edge of the shell, and the other ends of the four groups of support rods are fixedly connected with the motor.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, except exhaust function, still increased the filter screen, filter the breathing to set up the sponge and carry out continuous friction with the filter screen, utilize the static that the friction produced to adsorb on the filter screen firmly filterable impurity, and be the card between filter screen and the frame and be connected, can be very convenient dismantle the change, covered the one deck soundproof cotton simultaneously on the shell, play the certain effect of making an uproar of falling.

Drawings

Fig. 1 is a complete structural schematic diagram of the present invention;

fig. 2 is a side sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the filter screen of the present invention;

in the figure: 1-outer frame, 2-metal connecting piece, 3-threaded hole, 4-fan blade, 5-connecting rod, 6-sponge, 7-groove, 8-filter screen, 9-soundproof cotton, 10-outer shell, 11-supporting rod, 12-fan blade fixing piece, 13-motor, 14-rotating shaft, 15-connecting rod fixing piece and 16-lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution of an exhaust fan with adsorption filtering function: including frame 1 and shell 10, the upper end intermediate position fixed mounting of frame 1 has metal connecting piece 2, set up threaded hole 3 on the frame 1, the front end fixed mounting of frame 1 has filter screen 8, fixed mounting has lug 16 on the filter screen 8, the rear fixed mounting of frame 1 has shell 10, the outer fixed mounting of shell 10 has soundproof cotton 9, the inside fixed mounting of shell 10 has bracing piece 11, fixed mounting has motor 13 on the bracing piece 11, the left end swing joint of motor 13 has pivot 14, the left end fixed mounting of pivot 14 has flabellum mounting 12, the left end fixed mounting of flabellum mounting 12 has flabellum 4, the left end fixed mounting of flabellum 4 has connecting rod mounting 15, the left end fixed mounting of connecting rod mounting 15 has connecting rod 5, the below fixed mounting of connecting rod 5 has sponge 6, motor 13 and external power source electric connection.

In order to make can be when filtering, through the static that produces with the friction of flabellum 4 pivoted sponge 6 and immovable filter screen 8 simultaneously, adsorb impurity such as dust on filter screen 8, in this embodiment, rotate through pivot 14 between preferred flabellum 4 and the motor 13 and be connected, mutually support fixed connection through connecting rod 5 and connecting rod mounting 15 between sponge 6 and the pivot 14, sponge 6 and the laminating of filter screen 8.

In order to make the filter screen 8 can be very conveniently disassembled, cleaned and replaced, in this embodiment, four sets of the bumps 16 are preferably arranged, four sets of the bumps 16 are distributed on four corners of the filter screen 8, four sets of the grooves 7 are arranged, four sets of the grooves 7 are distributed on four corners of the outer frame 1, and the filter screen 8 and the outer frame 1 are mutually matched, clamped and connected through the bumps 16 and the grooves 7.

In order to make the exhaust fan integral erection firm, can not appear not hard up condition because of long time, in this embodiment, preferred metal connecting piece 2 is provided with four groups altogether, four group's metal connecting piece 2 symmetric distribution are in frame 1 intermediate position all around, pass through metal connecting piece 2 between frame 1 and the wall, bolt and the mutual fixed connection that cooperatees of packing ring, screw hole 3 is provided with eight groups altogether, two liang of a set of symmetric distribution of eight groups screw hole 3 is around frame 1, pass through screw hole 3 between frame 1 and the shell 10, bolt and the mutual fixed connection that cooperatees of packing ring.

In order to keep the exhaust fan stable in the working process and prevent the exhaust fan from shaking due to too high rotating speed, in this embodiment, four sets of preferable support rods 11 are provided, one end of each of the four sets of support rods 11 is fixedly connected with one edge of the housing 10, and the other end of each of the four sets of support rods 11 is fixedly connected with the motor 13.

The working principle is as follows: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, except exhaust function, still increased the filter screen, filter the breathing to set up the sponge and carry out continuous friction with the filter screen, utilize the static that the friction produced to adsorb on the filter screen firmly filterable impurity, and be the card between filter screen and the frame and be connected, can be very convenient dismantle the change, covered the one deck soundproof cotton simultaneously on the shell, play the certain effect of making an uproar of falling.

The using method comprises the following steps: the utility model discloses install the back well, the switch on, fan blade 4 of exhaust fan begins to rotate, produce the negative pressure and exhaust, pivot 14 drives connecting rod 5 simultaneously and rotates, sponge 6 and filter screen 8 on the connecting rod 5 constantly rub, produce that static will pass through impurity such as dust firmly fix on the filter screen, use back turn-off, if filter screen 8 appears damaging or greasy dirt overweight etc. need dismantle the condition of changing, lug 16 on four angles of filter screen 8 directly pull out in the recess 7 on the frame 1 can, the sanitization or change the back, the card again with go into can.

The installation method comprises the following steps:

firstly, motor 13 and shell 10 are fixedly mounted through support rod 11, then rotating shaft 14 is mounted, fan blade fixing piece 12 is fixedly mounted on rotating shaft 14, then fan blade 4 is fixedly mounted on fan blade fixing piece 12, then connecting rod fixing piece 15 is fixedly connected with rotating shaft 14 exceeding fan blade 4, then connecting rod 5 is fixedly mounted through connecting rod fixing piece 15, and finally sponge 6 is sleeved on connecting rod 5

And secondly, fixedly connecting the outer frame 1 and the shell 10 through the mutual matching of the threaded holes 3, the bolts and the gaskets, and then covering a layer of soundproof cotton 9 outside the shell 10.

And thirdly, embedding the shell 10 into the wall body, and mutually matching and fixedly connecting the outer frame 1 and the wall surface through the metal connecting piece 2, the bolt and the gasket.

Fourthly, the filter screen 8 and the outer frame 1 are mutually matched, clamped and connected through the convex blocks 16 and the grooves 7.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An exhaust fan with adsorption filtration function, includes frame (1) and shell (10), its characterized in that: the improved fan blade fixing device is characterized in that a metal connecting piece (2) is fixedly mounted at the middle position of the upper end of the outer frame (1), a threaded hole (3) is formed in the outer frame (1), a filter screen (8) is fixedly mounted at the front end of the outer frame (1), a lug (16) is fixedly mounted on the filter screen (8), a shell (10) is fixedly mounted at the rear end of the outer frame (1), soundproof cotton (9) is fixedly mounted on the outer surface of the shell (10), a supporting rod (11) is fixedly mounted in the shell (10), a motor (13) is fixedly mounted on the supporting rod (11), a rotating shaft (14) is movably connected to the left end of the motor (13), a fan blade fixing piece (12) is fixedly mounted at the left end of the rotating shaft (14), a fan blade (4) is fixedly mounted at the left end of the fan blade fixing, the left end fixed mounting of connecting rod mounting (15) has connecting rod (5), the below fixed mounting of connecting rod (5) has sponge (6), motor (13) and external power source electric connection.

2. The exhaust fan with adsorption filtration function according to claim 1, characterized in that: rotate through pivot (14) between flabellum (4) and motor (13) and be connected, mutually support fixed connection through connecting rod (5) and connecting rod mounting (15) between sponge (6) and pivot (14), sponge (6) and filter screen (8) laminating.

3. The exhaust fan with adsorption filtration function according to claim 1, characterized in that: the novel filter screen is characterized in that four groups of convex blocks (16) are arranged, the four groups of convex blocks (16) are distributed on four corners of the filter screen (8), four groups of grooves (7) are arranged, the four groups of grooves (7) are distributed on four corners of the outer frame (1), and the filter screen (8) and the outer frame (1) are mutually matched, clamped and connected through the convex blocks (16) and the grooves (7).

4. The exhaust fan with adsorption filtration function according to claim 1, characterized in that: metal connecting piece (2) are provided with four groups altogether, four group metal connecting piece (2) symmetric distribution are in the intermediate position all around of frame (1), mutually support fixed connection through metal connecting piece (2), bolt and packing ring between frame (1) and the wall, screw hole (3) are provided with eight groups altogether, two liang of symmetric distribution of eight groups screw hole (3) are around frame (1), mutually support fixed connection through screw hole (3), bolt and packing ring between frame (1) and shell (10).

5. The exhaust fan with adsorption filtration function according to claim 1, characterized in that: the support rods (11) are provided with four groups, one ends of the four groups of support rods (11) are fixedly connected with one edge of the shell (10), and the other ends of the four groups of support rods (11) are fixedly connected with the motor (13).