CN217327774U

CN217327774U - Novel exhaust machine plastic casing and exhaust machine

Info

Publication number: CN217327774U
Application number: CN202221391037.8U
Authority: CN
Inventors: 冯海源
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-08-30
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a novel plastic shell of an exhaust machine, which comprises a cylinder, wherein a motor base is arranged in the cylinder, the motor base is fixedly connected in the middle of the interior of the cylinder through a plurality of connecting pieces, the cross section of each connecting piece is in a circular arc shape, and the empty positions of the interior of the cylinder and the motor base are evenly divided, and the interior of the motor base is in a circular hollow structure and is used for installing a motor; through setting up curved connecting piece, have certain water conservancy diversion effect, when the motor function, can effectively accelerate the speed of gas flow, simultaneously, the utility model discloses a metal material is compared to the shell of plastics, can obviously alleviate holistic weight, and the price material is substantial, and the cost is lower.

Description

Novel exhaust machine plastic casing and exhaust machine

Technical Field

The utility model relates to a lampblack absorber equipment field, concretely relates to novel air exhauster plastic casing.

Background

An exhaust fan is a type of air conditioning appliance, also called a ventilating fan, in which a motor drives blades to rotate to drive airflow so as to exchange indoor air and outdoor air. The exhaust aims at removing indoor dirty air and adjusting temperature and humidity, and is widely applied to families and public places. The indoor air conditioner can 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, thereby achieving the effects of ventilation and cooling.

The existing common exhauster is generally installed in a kitchen or a toilet, but has only simple exhausting function, and the shell has a single structure, so that the exhausting efficiency is poor, and therefore, the structure of the exhauster has a great improvement space.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defect, the utility model provides a novel air exhauster plastic casing can effectively solve the single structure of air exhauster, to the lower problem of exhaust efficiency.

In order to solve the above problem, the utility model discloses realize according to following technical scheme:

in a first aspect, the utility model provides a novel air exhauster plastic casing, wherein, including the inside drum that is equipped with the motor cabinet, the motor cabinet is in through a plurality of connecting piece fixed connection the inside centre of drum, the cross-section of connecting piece is convex, and evenly cut apart the drum inside with the vacancy that the motor cabinet formed, the motor cabinet is inside to be circular shape hollow structure for the installation motor.

Furthermore, a cover plate capable of overturning around a central shaft is arranged on the bottom surface of the motor base, a connecting hole penetrating through the interior of the cylinder is formed in the tail end of the cylinder, the central shaft is arranged in the connecting hole, and the cover plate is inserted into the connecting hole at the same time, so that the cover plate overturns around the diameter of the cylinder.

Further, inside the drum, connecting piece and baffle fixed connection motor cabinet surface forms the cavity, the motor cabinet with the drum corresponds and is equipped with the wiring hole that runs through the cavity.

Further, the motor base is a cylinder with a hollow inner part, and two ends of the connecting piece are respectively connected with the inner wall of the cylinder and the outer surface of the motor base.

Furthermore, the top of motor cabinet is equipped with the recess of joint motor and the fixing base of fixed motor.

Furthermore, at one end opposite to the bottom surface of the motor base, the cylinder is provided with a square interface, and four opposite corners are provided with mounting holes for fixing the cylinder at the oil smoke outlet.

Furthermore, a concave circular mesh cover opening is formed in the middle of the square interface and used for installing a mesh cover.

Furthermore, a hollow structure is arranged between the inner wall and the outer wall of the cylinder and used for placing the porous foam.

Furthermore, a sunken circular groove is formed between the inner wall and the outer wall of the motor base and used for filling a damping rubber block or filling cotton in an inner cavity.

In a second aspect, the present invention provides a novel exhaust fan, which comprises a motor and fan blades, wherein the exhaust fan further comprises a plastic casing of the novel exhaust fan.

A novel air exhauster plastic casing, compared with the prior art, the beneficial effects of the utility model are that:

exhauster plastic casing, through setting up curved connecting piece, have certain water conservancy diversion effect, when the motor function, can effectively accelerate the speed of gas flow, simultaneously, the utility model discloses a shell of plastics compares metal material, can obviously alleviate holistic weight, and the price of material is substantial, and the cost is lower, and the lower shell of weight is difficult for dropping on the wall body, just the utility model discloses still be equipped with the apron that can overturn, can effectively completely cut off external interference, guarantee the normal operating of motor, can satisfy user's normal demand.

Drawings

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, in which:

fig. 1 is an external view of the present invention.

Fig. 2 is a schematic view of the structure splitting of the present invention.

Fig. 3 is a schematic view of the wind direction flow of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the present invention.

In the figure:

1-cylinder, 2-motor seat, 3-connecting piece, 4-cover plate, 5-central shaft, 6-baffle, 11-connecting hole and 21-groove;

22-a fixed seat, 12-a wiring hole, 7-a square interface, 71-a mounting hole, 72-a screen cover groove and 23-a circular groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial 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 efforts shall belong to the protection scope of the present invention.

The present embodiment is described with a novel exhaust machine plastic casing, and it should be understood that the present invention should not be limited to the exhaust machine plastic casing, and other same structures are all within the protection scope of the present invention.

The utility model relates to an exhauster plastic casing, exhauster generally are used for exhausting to indoor outer, and in daily life, the mountable forms a simple and easy oil smoke exhaust device outdoor with the oil smoke exhaust in the kitchen, and is more economical and practical, installs the device that can regard as taking a breath in the bathroom, uses more extensively.

As shown in figures 1-4, a novel air exhauster plastic casing, in order to make the exhaust effect better, improve exhaust efficiency, the structure that can improve gas flow rate that increases on the shell, simultaneously the utility model discloses a shell of plastics material, holistic weight is lighter, practices thrift the cost.

The plastic shell of the exhaust machine in the embodiment comprises a cylinder 1, wherein a motor base 2 is arranged in the cylinder 1, the motor base 2 is fixedly connected to the middle of the inside of the cylinder 1 through a plurality of connecting pieces 3, the cross section of each connecting piece 3 is arc-shaped, a vacancy formed by the inside of the cylinder 1 and the motor base 2 is uniformly divided, and the inside of the motor base 2 is of a circular hollow structure and used for installing a motor; the plastic casing body is a cylinder 1, a motor base 2 is arranged in the middle of the cylinder and used for installing a motor, the cylinder 1 is used as an exhaust main body and is divided into an air inlet end and an air outlet end, in the embodiment, the motor base 2 can be installed at a position close to the air outlet end, and preferably, the motor base 2 is cylindrical and is fixed in the middle of the cylinder 1 through a connecting piece 3.

The connecting pieces 3 can be arranged in a plurality of main parts which are used for fixing the inner wall of the cylinder 1 and the outer wall of the motor base 2, specifically, the connecting pieces 3 are light and thin sheet-shaped bodies, but the shapes of the connecting pieces are curved, the cross sections of the connecting pieces are arc-shaped, and the connecting pieces are uniformly distributed in the cylinder 1, and the connecting pieces 3 can play a role in shunting when exhausting, and can enable the indoor to be always in a negative pressure state by utilizing air convection to form a suction force, change partial exhausted wind direction through the arc-shaped structures of the connecting pieces 3 instead of forming direct-current wind direction by independently depending on the driving of the fan blades of the motor, and enable the wind direction to flow in a mode of gradually forming vortex through the matching between every connecting piece 3, so that the effect of boosting partial wind flow is formed, and the exhaust efficiency is improved.

And the mounted position of connecting piece 3 at motor cabinet 2 also needs to be noted, and connecting piece 3 is because the cross sectional shape is arc, only one concave surface and convex surface promptly, and in this embodiment, the area of convex surface is most exposed at the air intake end, sees from the direction of air intake, is anticlockwise vortex, therefore the air current pushes out from the concave surface again after the restriction of convex surface to change exhaust direction, form the carminative effect of vortex.

The centre of motor cabinet 2 is hollow structure for the installation motor, in the air intake direction, its top is equipped with recess 21 and fixed motor's fixing base 22, and recess 21 can carry out the block with the motor and fix, and rethread fixing base 22 is fixed with the motor, can adopt the fix with screw, and in order to make the stability of motor better, also can design fixing base 22 in the bottom of motor cabinet 2, difficult shake when the motor rotates drops.

Preferably, can set up square interface 7 at the inlet end of drum 1 to be equipped with mounting hole 71 at its four diagonal angles, for example when installing in the kitchen, be furnished with the oil smoke mouth usually, and the barrel of drum 1 can be placed in the oil smoke mouth, square interface 7 is installed in oil smoke mouth department, fix on the wall body through mounting hole 71, thereby fix whole plastic casing, square interface 7's design makes whole casing more pleasing to the eye, and the atress is more stable simultaneously, in some embodiments, square interface 7 and the barrel of drum 1 can dismantle the separation, fix through the screw, it is more convenient when maintaining in the future like this.

Preferably, a screen groove 72 is formed in the square interface 7 and used for installing a screen, so that the safety of a user is guaranteed, and the user is prevented from being involved into the plastic shell.

In this embodiment, whole plastic casing all adopts plastics as the preparation material, consequently can adopt injection moulding's mode when the preparation, including square interface 7, drum 1, motor cabinet 2 and connecting piece 3, can make a corresponding mould earlier, and through injection moulding, then the drawing of patterns directly forms a whole, labour saving and time saving.

In some embodiments, a cover plate 4 that can be turned around a central shaft 5 is disposed on a bottom surface of the motor base 2, a connecting hole 11 penetrating through an inside of the cylinder 1 is disposed at a terminal of the cylinder 1, and the central shaft 5 is installed in the connecting hole 11 while penetrating through the cover plate 4, so that the cover plate 4 is turned around a diameter of the cylinder 1.

The cover plate 4 is arranged at the air outlet end, and the reversible design is adopted, so that two semicircular plate surfaces can be arranged on the cover plate 4, a rotatable structure such as a hinge structure is arranged at the diameter position, or corresponding through holes are directly manufactured, the two cover plates 4 are inserted and passed through by the central shaft 5, and the reversible effect is further realized; connecting hole 11 is direct setting on drum 1, generally is located the end department of giving vent to anger, and in central axis 5 alternates into connecting hole 11, be equivalent to the pivot, it needs to notice that apron 4 is the bottom surface position that is located motor cabinet 2, can carry out spacing effect to apron 4, prevents that apron 4 from excessively overturning.

In the embodiment, when the fan blades are driven by the motor to rotate, the air begins to be exhausted indoors, the two cover plates 4 are turned to a 90-degree state under the action of negative pressure, namely when the fan blades do not work, the cover plates 4 can prevent external sundries from entering the plastic shell, and the normal operation of the motor is ensured, for example, some birds, insects or small animals may stay in the plastic shell; the housing may be mounted perpendicular to the ground so that the cover plate 4 may be automatically drawn together under the influence of gravity when the motor is not operating.

In some embodiments, the connecting piece 3 is fixedly connected with the baffle 6 inside the cylinder 1, a hollow cavity is formed on the surface of the motor base 2, and the motor base 2 and the cylinder 1 are correspondingly provided with wiring holes 12 penetrating through the hollow cavity; in present air discharge fan, the structure is more single, and is not good to the wiring protection of motor, because the motor wiring is direct from the outside access motor, the electric wire drops easily or the easy flabellum of overlength is rolled up into, causes the potential safety hazard.

The surface of connecting piece 3 is crooked shape, baffle 6 through with baffle 6 fixed connection, just formed a cavity on the surface of motor cabinet 2, set up wiring hole 12 on corresponding drum 1 and motor cabinet 2 again, and then switch-on cavity, the wire can pass the cavity from drum 1 and receive the motor again, and be in sealed structure in the direction of inlet end, fine protection the access of wire, avoid the wire can be because oil smoke, dust etc. corrode, influence the life face.

In some embodiments, a hollow structure is arranged between the inner wall and the outer wall of the cylinder 1 and used for placing porous foam, so that the noise is reduced, the motor-driven fan blades can generate certain noise, the gap of the cylinder 1 is filled with the porous foam, so that part of the noise can be reduced, and a user can experience the plastic shell well.

In some embodiments, be equipped with sunken circular slot 23 between the inner wall of motor cabinet 2 and the outer wall for fill the cushion gum piece or interior cavity filling cotton, the inside hollow structure of motor cabinet 2 is used for installing the motor, can set up sunken circular slot 23 between inner wall and the outer wall, can alleviate holistic weight on the one hand, on the other hand can be at the inside packing cushion gum piece of circular slot 23, when motor drive, can effectively reduce vibrations, the cushion gum piece is effectual shock-absorbing material, can avoid the shake and produce the condition that plastic casing drops.

Other structures of the cushion rubber block described in the embodiment are referred to in the prior art.

Any combination of the features of the above-described embodiments is possible, and for the purpose of simplifying the description, all possible combinations of the features of the above-described embodiments will not be described, however, unless a contradiction exists between the combinations of the features, the scope of the present description should be considered to be included in the claims.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a novel air exhauster plastic casing, its characterized in that, is equipped with drum (1) of motor cabinet (2) including inside, motor cabinet (2) through a plurality of connecting piece (3) fixed connection in the inside centre of drum (1), the cross-section of connecting piece (3) is convex, and evenly cuts apart drum (1) inside with the vacancy that motor cabinet (2) formed, motor cabinet (2) inside is circular shape hollow structure for the installation motor.

2. The plastic casing of the novel exhaust fan according to claim 1, characterized in that a cover plate (4) capable of being turned around a central shaft (5) is arranged on the bottom surface of the motor base (2), a connecting hole (11) penetrating through the inside of the cylinder (1) is arranged at the end of the cylinder (1), the central shaft (5) is installed in the connecting hole (11) and simultaneously penetrates through the cover plate (4), so that the cover plate (4) is turned around the diameter of the cylinder (1).

3. The plastic casing of a novel exhaust fan according to claim 1, characterized in that, inside the cylinder (1), the connecting piece (3) is fixedly connected with the baffle (6), a hollow cavity is formed on the surface of the motor base (2), and the motor base (2) and the cylinder (1) are correspondingly provided with wiring holes (12) penetrating through the hollow cavity.

4. The plastic casing of the novel exhaust machine is characterized in that the motor base (2) is a cylinder with a hollow interior, and two ends of the connecting piece (3) are respectively connected with the inner wall of the cylinder (1) and the outer surface of the motor base (2).

5. The plastic shell of the novel exhaust fan as claimed in claim 1, wherein a groove (21) for clamping the motor and a fixing seat (22) for fixing the motor are arranged at the top end of the motor base (2).

6. The plastic casing of the new air exhauster as claimed in claim 1, wherein at an end opposite to the bottom surface of the motor base (2), the cylinder (1) is provided with a square interface (7), and four opposite corners are provided with mounting holes (71) for fixing the cylinder (1) at an oil smoke port.

7. The novel plastic shell of the air exhauster as claimed in claim 6, wherein a concave circular mesh enclosure groove (72) is formed in the middle of the square interface (7) and used for installing a mesh enclosure.

8. The plastic shell of the novel exhaust machine is characterized in that a hollow structure is arranged between the inner wall and the outer wall of the cylinder (1) and used for placing porous foam.

9. The plastic casing of the novel exhaust fan as claimed in claim 1, wherein an invaginated circular groove (23) is arranged between the inner wall and the outer wall of the motor base (2) and is used for filling a shock absorption rubber block or filling cotton in an inner cavity.

10. A novel exhaust fan, which comprises a motor and fan blades and is characterized by further comprising a novel exhaust fan plastic shell as claimed in any one of claims 1 to 9.