CN210003538U

CN210003538U - kinds of exhaust fan

Info

Publication number: CN210003538U
Application number: CN201920757937.1U
Authority: CN
Inventors: 刘昆
Original assignee: Sichuan Pengshan Zhengbang Feed Co Ltd
Current assignee: Sichuan Pengshan Zhengbang Feed Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-31
Anticipated expiration: 2029-05-23

Abstract

The utility model provides an kind of air discharge fan, including the panel, the second panel, the 0 cover body, the second cover body, biax two-way motor and fixed frame, paste tight splint both sides inner wall about 1 connecting piece and the second connecting piece, splint right side promotion second connecting piece leaves the second pivot when splint remove left wherein part that 2 spring promoted 3 connecting piece through the second gasket promoted pivot, splint left side promotion connecting piece leaves pivot when splint remove right the time that wherein part that the second connecting piece promoted the second connecting piece slides on the second pivot through the fourth gasket, flabellum and second flabellum are aired exhaust towards opposite, the utility model discloses biax two-way motor's left output shaft drives the rotation of flabellum through the connecting piece, introduce outdoor air through the rotation of second flabellum, thereby exchange the room air.

Description

kinds of exhaust fan

Technical Field

The utility model relates to an electric fan field, concretely relates to kinds of air discharge fans.

Background

The exhaust fan is widely applied to families and public places, and the common exhaust fan can only exhaust air in one direction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide kinds of exhaust fans and can two-way exhaust to the above-mentioned not enough that exists among the prior art.

In order to achieve the above object, the present invention adopts the following technical solution that type exhaust fan comprises a th panel, a second panel, a th cover, a second cover, a dual-shaft bi-directional motor and a fixed frame, wherein the th cover is fixedly connected to the th panel to form a th cavity for rotation of the th fan blade, the second cover is fixedly connected to the second panel to form a second cavity for rotation of the second fan blade, the th cover is connected to the second cover via the fixed frame, the dual-shaft bi-directional motor is installed in the fixed frame, the th rotating shaft of the th fan blade and the second rotating shaft of the second fan blade respectively pass through two sides of the fixed frame and correspond to the left output shaft and the right output shaft of the dual-shaft motor, the th gasket, the th spring, the second gasket and the th spring are sleeved on the left output shaft, the th spring is located between the first gasket 1 and the second gasket, the right gasket is located on the cylinder spacer 1, the right output shaft and the sliding shaft is located on the sliding frame, the sliding.

, the connector and the second connector have the same structure, and the hexagonal inner wall of the connector is uniformly provided with six convenient arc edges for the shaft to extend into the connector.

step forward, be equipped with circular recess and second circular recess on panel and the second panel respectively, flabellum center both sides connect the arch respectively with the pivot, second flabellum center both sides connect the second arch respectively with the second pivot, the arch is supported in the circular recess and magnetic connection, the second arch is supported in the second circular recess and magnetic connection.

Compared with the prior art, the utility model has the advantages of the utility model discloses a its left output shaft and right output shaft rotate simultaneously when biax two-way motor starts, when needs are rotatory when the second flabellum, start flexible cylinder drives splint move left, when splint move left the spring passes through the second gasket promotes wherein 1 part of 0 connecting piece slides up in the time of 2 pivot the splint right side promotes the second connecting piece leaves the second pivot, like this the left output shaft of biax two-way motor passes through the second connecting piece drives the flabellum is rotatory, through the flabellum airs exhaust, the flabellum is indoor, through the second flabellum is outdoor to the discharge of indoor air, when needs are rotatory the second flabellum, when splint move right the second spring passes through the fourth gasket promotes the wherein part of second connecting piece slides up in the time of second pivot the splint left side promotes the second pivot, through the second pivot, through the second outdoor air is very cold, thereby the indoor air is introduced to the room through the dull air exchange flabellum, thereby the indoor air exchange is too.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of kinds of exhaust fans of the present invention.

Fig. 2 is a partially enlarged schematic view of fig. 1A according to the present invention.

Fig. 3 is a schematic view of the connection between the th connecting member and the th rotating shaft according to the present invention.

Detailed Description

In order to make the utility model realize that the technical means, creation characteristics, achievement purpose and effect are clearer and are easy to understand, it is right to combine the drawings and the detailed description mode to make the utility model describe in steps:

note that the upper, lower, left, and right sides in the present invention are the upper, lower, left, and right sides shown in fig. 1.

The utility model provides a kind of air discharge fan, including second panel 1, second panel 2, 0 cover body 3, second cover body 4, two-way motor 5 and fixed frame 6, 1 st panel 1 is the same with second panel 2 structure, be equipped with a plurality of ventilation holes on 2 nd panel 1 and second panel 2 and be used for the ventilation from the same pivot through hole 10 of the second cover body 3 is the same with second cover body 4 structure, 4 th cover body 3 fixed connection is in form on 5 th panel 1 and supply 6 flabellum 7 pivoted second 7 chamber, 8 th flabellum 7 is located in 9 intracavity, the second cover body 4 fixed connection is in form on the second panel 2 and supply second flabellum 8 pivoted second chamber, second flabellum 8 is located in the second chamber 6, second cover body 3 with pass through connecting rod between the second cover body 4 the fixed frame 6 connects, fixed frame 6 left side is located in 0 intracavity, fixed frame 6 right side is located in the second chamber, the second chamber is located in the second two-way motor 5 is equipped with the second hinge through hole 6 and the second hinge through hole 6 the corresponding second hinge through hole 6 the corresponding hinge through hole 6 the second hinge 6 the hinge 6 and the hinge through hole 6 the hinge through hole 6 pass through hole 6 the hinge 7 and the hinge 7 are formed on the hinge 6 the hinge 6 is the hinge 6 the hinge 7 and the hinge 6 the hinge 7 are in the hinge 6 the hinge 6 the hinge 7 the hinge 6 the hinge 7 the hinge 7 the hinge 7 the hinge 7 the hinge 7 the hinge 7 hinge 4 hinge 7 hinge 4 hinge 7 hinge 4 hinge 7 hinge 4 hinge 7 hinge 4 hinge 7 hinge 4 hinge 7 hinge 4 hinge 7.

As a specific embodiment, in order to enable the left output shaft 11 to be connected by the connection member 16 and then drive the rotation shaft 9 to rotate, and in order to enable the right output shaft 12 to be connected by the second connection member 20 and then drive the second rotation shaft 10 to rotate, the 0 connection member 16 and the second connection member 20 have the same structure, six arc-shaped edges 24 are uniformly arranged on the hexagonal inner wall of the connection member 16, which facilitates the rotation shaft 9 to extend into the connection member 16, the arc-shaped edges 24 correspond to the rotation shaft 9, the hexagonal inner wall of the connection member 16 penetrates through the entire connection member 16 to form a hexagonal through hole connected with the rotation shaft 9, and the arc-shaped edges 24 are located at positions where the hexagonal through hole faces the rotation shaft 9.

As a specific embodiment, in order to reduce the rotation of the th fan blade 7 when the second fan blade 8 rotates under the action of wind and reduce the rotation of the th fan blade 7 under the action of wind when the second fan blade 8 rotates, the 0 th panel 1 and the second panel 2 are respectively provided with a th circular groove 26 and a second circular groove 28, two sides of the center of the th fan blade 7 are respectively connected with a th protrusion 25 and a th rotating shaft 9, two sides of the center of the second fan blade 8 are respectively connected with a second protrusion 27 and the second rotating shaft 10, the th protrusion 25 abuts against and is magnetically connected with the th circular groove 26, the second protrusion 27 abuts against and is magnetically connected with the second circular groove 28, magnets are respectively installed in the th circular groove 26 and the second circular groove 28, and magnetic blocks capable of being attracted by the magnets are installed on the left side of the th protrusion 25 and the right side of the second protrusion 2.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

The exhaust fan is characterized in that the exhaust fan comprises a -th panel (1), a second panel (2), a -th cover (3), a second cover (4), a two-shaft two-way motor (5) and a fixed frame (6), the 1-th cover (3) is fixedly connected to the -th panel (1) to form a -th cavity for rotation of the second -3 fan blade (7), the second cover (4) is fixedly connected to the second panel (2) to form a second cavity for rotation of the second fan blade (8), the -th cover (3) is connected to the second cover (4) through the fixed frame (6), the two-shaft two-way motor (5) is mounted in the fixed frame (6), the -th rotating shaft (9) of the 586-fan blade (7) and the second rotating shaft (10) of the second fan blade (8) pass through the left-side sliding connection part (366) and right sliding connection part of the second rotating shaft (3619) and push the second rotating shaft (9) through the second gasket (9) and push the second rotating shaft (9) to move away from the left-side sliding connection part of the second gasket (9) and the second gasket (9) through the second gasket (9) and the right sliding connection structure (9) and the second gasket (9) and the output shaft 2), wherein the output shaft 2) and the output shaft 2, the output shaft 2) respectively, the output shaft 2) is located between the sliding connection part 3619) and the sliding connection piece (9, the left sliding connection piece (9) and the output shaft 2) and the output shaft (9) and the sliding connection piece (9) and the output shaft 2) and the output shaft (9) and the sliding connection piece (9) and the output shaft (9) respectively, the output shaft (9) and the output shaft (9) and the output shaft 2) respectively, the output shaft 9) and the output shaft 9) respectively, the output shaft 9) and the.
2. The kinds of exhaust fans of claim 1, wherein the connection piece (16) and the second connection piece (20) are of the same structure, the connection piece (16) has hexagonal inner walls with six arc edges (24) for the rotation shaft (9) to extend into the connection piece (16).
3. The discharge fan as claimed in claim 1, wherein the panel (1) and the second panel (2) have a th circular groove (26) and a second circular groove (28) respectively, the th fan blade (7) has two sides at the center connected to a th protrusion (25) and a th rotating shaft (9) respectively, the second fan blade (8) has two sides at the center connected to a second protrusion (27) and a second rotating shaft (10) respectively, the th protrusion (25) abuts against the th circular groove (26) and is magnetically connected, and the second protrusion (27) abuts against the second circular groove (28) and is magnetically connected.