CN215672803U - Exhaust fan for ventilation - Google Patents

Exhaust fan for ventilation Download PDF

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Publication number
CN215672803U
CN215672803U CN202121951114.6U CN202121951114U CN215672803U CN 215672803 U CN215672803 U CN 215672803U CN 202121951114 U CN202121951114 U CN 202121951114U CN 215672803 U CN215672803 U CN 215672803U
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CN
China
Prior art keywords
hollow cylinder
ring frame
mounting ring
thick bamboo
fan
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Active
Application number
CN202121951114.6U
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Chinese (zh)
Inventor
符春艳
符春华
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Fujian Zhanfeng Ventilation Equipment Co ltd
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Fujian Zhanfeng Ventilation Equipment Co ltd
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Abstract

The utility model discloses an exhaust fan for ventilation in the technical field of exhaust fans, which comprises a fixed ring seat, wherein the right side of the fixed ring seat is rotatably connected with a hollow cylinder, the right side wall of the hollow cylinder is an inclined wall inclined towards the left lower part, a mounting ring frame is arranged at the right side of the hollow cylinder, a corrugated hose is fixedly connected between the mounting ring frame and the hollow cylinder, hinge rods hinged with the mounting ring frame are fixedly connected to the front and the rear of the upper part of the hollow cylinder, and a threaded column is fixedly connected to the front side wall of the hollow cylinder; the angle of the fan can be adjusted through the swinging of the mounting ring frame and the rotation of the hollow cylinder, so that the fan can be conveniently adjusted to the optimal air suction position while being convenient for a user to mount, and the air circulation is facilitated; through the separation blade in the hollow cylinder, can avoid outside air refluence, also can prevent that the insect from getting into.

Description

Exhaust fan for ventilation
Technical Field
The utility model relates to the technical field of exhaust fans, in particular to an exhaust fan for ventilation.
Background
The exhaust fan is an air conditioning appliance, which drives the fan blades to rotate by the motor to drive airflow so as to exchange indoor air and outdoor air. Also known as a ventilating fan. The purpose of the exhaust is to remove dirty air from the room, regulate temperature, humidity and sensory effects. The exhaust fan is widely applied to families and public places.
Exhaust fans, also known as negative pressure fans, and the like. The indoor air conditioner can keep the indoor in a negative pressure state by utilizing air convection to form a suction force, continuously suck outdoor air and discharge indoor sultry air, thereby achieving the effects of ventilation and cooling.
The angle of air intake can not be adjusted to current air discharge fan, and inconvenient user installs as required, is unfavorable for promoting the use universality of air discharge fan.
Based on this, the present invention designs an exhaust fan for ventilation use to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an exhaust fan for ventilation, which aims to solve the problems that the existing exhaust fan in the background art cannot adjust the angle of an air inlet, is inconvenient for a user to install according to needs and is not beneficial to improving the use universality of the exhaust fan.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an air discharge fan that ventilates and use, includes the fixed ring seat, the right side of fixed ring seat is rotated and is connected with hollow section of thick bamboo, the right side wall of hollow section of thick bamboo is the communications wall of below slope left, the right-hand installation ring frame that is provided with of hollow section of thick bamboo, the rigid coupling has the bellows between installation ring frame and the hollow section of thick bamboo, equal rigid coupling has the hinge bar with installation ring frame articulated around the upper portion of hollow section of thick bamboo, the rigid coupling has the screw thread post on the preceding lateral wall of hollow section of thick bamboo, the front side lower part of installation ring frame articulates there is the regulation pole, the rectangular hole has been seted up on the regulation pole, the screw thread post runs through rectangular hole, the spiro union has the nut with the regulation pole butt on the screw thread post, the right side fixed mounting of installation ring frame has the fan.
Preferably, a mesh plate is installed at the right side of the fan.
Preferably, hollow section of thick bamboo includes hollow section of thick bamboo main part, the vertical rotation in inner chamber left side of hollow section of thick bamboo main part is connected with the axis of rotation, but fixed mounting has axis of rotation pivoted motor in the hollow section of thick bamboo main part, but the last rigid coupling of axis of rotation has the separation blade of closed hollow section of thick bamboo main part inner chamber.
Preferably, the fixed ring seat is screwed with a fixed bolt which can be abutted against the hollow cylinder.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has simple structure and convenient operation, and is suitable for the circulation of indoor air; the angle of the fan can be adjusted through the swinging of the mounting ring frame and the rotation of the hollow cylinder, so that the fan can be conveniently adjusted to the optimal air suction position while being convenient for a user to mount, and the air circulation is facilitated; through the separation blade in the hollow cylinder, can avoid outside air refluence, also can prevent that the insect from getting into.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the hollow cylinder of the present invention.
In the drawings, the reference numerals denote the following components:
1-fixed ring seat, 2-hollow cylinder, 21-hollow cylinder main body, 22-rotating shaft, 23-motor, 24-baffle plate, 3-mounting ring frame, 4-corrugated hose, 5-hinged rod, 6-threaded column, 7-adjusting rod, 8-strip hole, 9-nut, 10-fan, 11-grid plate and 12-fixing bolt.
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. 1-2, the present invention provides a ventilation exhaust fan, which comprises: the utility model provides an air discharge fan that ventilates and use, including fixed ring seat 1, the right side of fixed ring seat 1 is rotated and is connected with hollow section of thick bamboo 2, the right side wall of hollow section of thick bamboo 2 is the communications wall of below slope left, the right-hand installation ring frame 3 that is provided with of hollow section of thick bamboo 2, the rigid coupling has corrugated hose 4 between installation ring frame 3 and the hollow section of thick bamboo 2, equal rigid coupling has 3 articulated hinge bar 5 with installation ring frame around the upper portion of hollow section of thick bamboo 2, the rigid coupling has screw post 6 on the preceding lateral wall of hollow section of thick bamboo 2, the front side lower part of installation ring frame 3 articulates there is regulation pole 7, rectangular hole 8 has been seted up on the regulation pole 7, screw post 6 runs through rectangular hole 8, the spiro union has the nut 9 with the butt of regulation pole 7 on screw post 6, the right side fixed mounting of installation ring frame 3 has fan 10.
Further, a mesh plate 11 is installed at the right side of the fan 10, so that foreign matters can be prevented from entering the fan 10.
Further, the hollow cylinder 2 comprises a hollow cylinder main body 21, a rotating shaft 22 is vertically and rotatably connected to the left side of the inner cavity of the hollow cylinder main body 21, a motor 23 capable of rotating the rotating shaft 22 is fixedly mounted on the hollow cylinder main body 21, and a blocking piece 24 capable of closing the inner cavity of the hollow cylinder main body 21 is fixedly connected to the rotating shaft 22; the rotation of the rotating shaft 22 is driven by controlling the motor 23 to start, so that the blocking piece 24 can be driven to rotate, and the function of opening and closing the hollow cylinder main body 21 is achieved.
Furthermore, the fixing ring seat 1 is screwed with a fixing bolt 12 which can be abutted against the hollow cylinder 2, so that the positioning effect on the hollow cylinder 2 is improved.
Wherein, the fan 10 and the motor 23 are electrically connected with an external power supply through a control switch.
One specific application of this embodiment is: the utility model relates to an exhaust fan for ventilation, during installation, a user can fix a fixed ring seat 1 to a vent, loosen a nut 9 according to ventilation requirements, swing an installation ring frame 3 to enable the installation ring frame 3 to swing around the hinged positions of the installation ring frame and two groups of hinged rods 5, screw the nut 9 after adjusting the angle, manually rotate a hollow cylinder 2, adjust the air suction angle of a fan 10, and finally fix a fixing bolt 12; when the air-cooling fan is used, a user only needs to start the fan 10 and the motor 23 through the control switch, wherein the started motor 23 drives the baffle 24 in the hollow cylinder 2 to rotate to be parallel to the wind direction and then to be closed, when the fan 10 is closed, the motor 23 is started again to drive the baffle 24 to block the inner cavity of the hollow cylinder 2, so that the backflow of external air can be avoided, and insects can be prevented from entering.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (4)

1. The utility model provides an exhaust fan that ventilates and use, includes retaining ring seat (1), its characterized in that: the right side of the fixed ring seat (1) is rotatably connected with a hollow cylinder (2), the right side wall of the hollow cylinder (2) is an inclined wall which inclines towards the left lower part, a mounting ring frame (3) is arranged on the right side of the hollow cylinder (2), a corrugated hose (4) is fixedly connected between the mounting ring frame (3) and the hollow cylinder (2), the front and the back of the upper part of the hollow cylinder (2) are fixedly connected with hinged rods (5) hinged with the mounting ring frame (3), a threaded column (6) is fixedly connected on the front side wall of the hollow cylinder (2), an adjusting rod (7) is hinged on the lower part of the front side of the mounting ring frame (3), the adjusting rod (7) is provided with a long hole (8), the threaded column (6) penetrates through the long hole (8), the screw thread post (6) is connected with a nut (9) in a threaded manner, the nut is abutted to the adjusting rod (7), and a fan (10) is fixedly mounted on the right side of the mounting ring frame (3).
2. A ventilating use exhaust fan according to claim 1, characterized in that: and a grid plate (11) is arranged on the right side of the fan (10).
3. A ventilating use exhaust fan according to claim 1, characterized in that: hollow section of thick bamboo (2) are including hollow section of thick bamboo main part (21), the vertical rotation in inner chamber left side of hollow section of thick bamboo main part (21) is connected with axis of rotation (22), but hollow section of thick bamboo main part (21) are gone up fixed mounting has axis of rotation (22) pivoted motor (23), last rigid coupling of axis of rotation (22) has separation blade (24) of the hollow section of thick bamboo main part of closable (21) inner chamber.
4. A ventilating use exhaust fan according to claim 1, characterized in that: the fixed ring seat (1) is screwed with a fixed bolt (12) which can be abutted against the hollow cylinder (2).
CN202121951114.6U 2021-08-19 2021-08-19 Exhaust fan for ventilation Active CN215672803U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121951114.6U CN215672803U (en) 2021-08-19 2021-08-19 Exhaust fan for ventilation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121951114.6U CN215672803U (en) 2021-08-19 2021-08-19 Exhaust fan for ventilation

Publications (1)

Publication Number Publication Date
CN215672803U true CN215672803U (en) 2022-01-28

Family

ID=79953830

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121951114.6U Active CN215672803U (en) 2021-08-19 2021-08-19 Exhaust fan for ventilation

Country Status (1)

Country Link
CN (1) CN215672803U (en)

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