CN211116686U

CN211116686U - Centrifugal fan capable of adjusting wind direction for kitchen oil smoke exhaust

Info

Publication number: CN211116686U
Application number: CN201920956927.0U
Authority: CN
Inventors: 徐焕章
Original assignee: Gansu Huanxin Blower Fan Equipment Manufacturing Co ltd
Current assignee: Gansu Huanxin Blower Fan Equipment Manufacturing Co ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-07-28
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a kitchen range hood is with centrifugal fan of adjustable wind direction, including the fan body, the side-mounting of fan body has the protective outer cover, the protection pad is all installed to one side and the opposite side of fan body, two smoke transducer that are central symmetric distribution are installed to the bottom of fan body side, just smoke transducer embedding sets up in the fan body, the axostylus axostyle is installed at the top of fan body, the roof-rack is installed at the top of axostylus axostyle, ball bearing is installed to the bottom of roof-rack, the base is installed to the bottom of fan body, the link is all installed at the bottom of roof-rack and the top of base. The utility model discloses a set up fan body, smoke transducer, motor and controller, solved traditional fan and used fixed structrual installation as the main, the fan installation back, can not carry out the wind direction and adjust, only can carry out the oil extraction cigarette to a region and handle, working range is little, the poor problem of practicality.

Description

Centrifugal fan capable of adjusting wind direction for kitchen oil smoke exhaust

Technical Field

The utility model relates to a centrifugal fan technical field specifically is a kitchen oil extraction cigarette is with centrifugal fan of adjustable wind direction.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances, drying and sorting of grains, wind tunnel wind source and inflation and propulsion of hovercraft and the like.

However, the prior art has the following defects:

1. the traditional fan is mainly installed in a fixed structure, after the fan is installed, the wind direction cannot be adjusted, only one area can be subjected to oil smoke exhaust treatment, the working range is small, and the practicability is poor;

2. the fan installation steps are complicated, installation and maintenance are not convenient, the protection performance of the fan is poor, and the service life is short.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a kitchen range hood is with centrifugal fan of adjustable wind direction has solved traditional fan and has used fixed structrual installation to give first place to, and the fan installation back can not carry out the wind direction and adjust, only can carry out the range hood to an area and handle, and working range is little, the poor problem of practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal fan capable of adjusting wind direction for kitchen oil smoke discharging comprises a fan body, wherein a protective outer cover is installed on the side face of the fan body, protective pads are installed on one side and the other side of the fan body, two smoke sensors which are distributed in a central symmetry mode are installed at the bottom of the side face of the fan body, the smoke sensors are embedded in the fan body, a shaft rod is installed at the top of the fan body, an upper frame is installed at the top of the shaft rod, a ball bearing is installed at the bottom of the upper frame, a base is installed at the bottom of the fan body, connecting frames are installed at the bottom of the upper frame and the top of the base, a motor is installed inside the base, a rotating rod is installed at the top of the motor, a ceramic tube is embedded in the top wall of the base, a controller is installed at one side of the motor, and a power-on head is, and the motor and the smoke sensor are both electrically connected with the controller, and the controller and the fan body are both electrically connected with the electric connector.

Preferably, the protection housing is embedded in the side surface of the fan body, and the protection housing is connected with the fan body through threads.

Preferably, the number of the protection pads is two, the protection pads are distributed in a central symmetry manner, and the protection pads are bonded with the fan body.

Preferably, the bottom end of the shaft lever is welded with the fan body, the top end of the shaft lever is embedded in the inner ring of the ball bearing and is in interference fit with the inner ring of the ball bearing, and the outer ring of the ball bearing is connected with the top frame through a pressure reduction rubber sleeve arranged in the inner wall of the top frame.

Preferably, the connecting frame is welded with the outer walls of the top frame and the base respectively, and the top of the connecting frame is connected with a screw through threads.

Preferably, the rotating rod penetrates through the ceramic pipe and is in clearance fit with the inner wall of the ceramic pipe, and the top end of the rotating rod is welded with the fan body.

(III) advantageous effects

The utility model provides a kitchen oil extraction cigarette is with centrifugal fan of adjustable wind direction possesses following beneficial effect:

(1) the utility model solves the problems that the traditional fan is mainly installed in a fixed structure, the fan cannot adjust the wind direction after being installed, only one area can be subjected to fume exhaust treatment, the working range is small, and the practicability is poor by arranging the fan body, the switch button is pressed when the utility model is used, the controller and the fan body are simultaneously connected with a circuit, the fan body is connected with the circuit and then works to exhaust fume in a kitchen, the fume sensor performs fume detection, when the fume concentration in a certain area is detected to be high, an electric signal is sent to the controller, the controller controls the motor to work, the motor drives the fan body to rotate towards the area with high fume concentration through the rotating rod, the fume sensor detects the fume concentration in real time, so that the fan body can automatically adjust the wind direction along with the fume concentration, and the fume concentration in the real-time detection area of the fan, but automatically regulated wind direction, the practicality is good.

(2) The utility model discloses a set up the protection and fill up, protective housing and roof-rack, it is numerous and diverse to have solved fan installation steps, be not convenient for install and the maintenance, and the protective properties of fan is poor, the short problem of life, all imbed the wall body with roof-rack and base in, then use the screw with link and wall body fixed, the completion back, the fan body uses, when the fan body rotates, the protection is filled up and is prevented that fan body border position from receiving the wall body and scratches, the ceramic pipe reduces the frictional force that the bull stick produced the base, the axostylus axostyle is at the ball bearing internal rotation, ball bearing changes the sliding friction into rolling friction, further improve the work efficiency of fan body, fan installation steps is simple, the maintenance of being convenient for, and the protective properties of fan is good, long service life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is a bottom view of the top frame of the present invention.

The reference numbers in the figures are: 1. a shaft lever; 2. a top frame; 3. a protective pad; 4. a protective outer cover; 5. a fan body; 6. a smoke sensor; 7. a ceramic tube; 8. a connecting frame; 9. connecting a power head; 10. a screw; 11. a base; 12. a rotating rod; 13. a motor; 14. a controller; 15. a decompression rubber sleeve; 16. ball bearings.

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 an embodiment: a centrifugal fan capable of adjusting the wind direction for kitchen oil smoke discharging comprises a fan body 5, wherein a protective outer cover 4 is arranged on the side face of the fan body 5, the protective outer cover 4 is embedded in the side face of the fan body 5, the protective outer cover 4 is connected with the fan body 5 through threads, protective pads 3 are arranged on one side and the other side of the fan body 5, the number of the protective pads 3 is two, the protective pads are distributed in a central symmetry manner, the protective pads 3 are bonded with the fan body 5, two smoke sensors 6 distributed in a central symmetry manner are arranged at the bottom of the side face of the fan body 5, the smoke sensors 6 are embedded in the fan body 5, a shaft rod 1 is arranged at the top of the fan body 5, the bottom end of the shaft rod 1 is welded with the fan body 5, the top end of the shaft rod is embedded in an inner ring of a ball bearing 16 and is matched with the inner ring of the ball bearing 16 in an interference manner, the outer ring of the ball bearing 16 is connected, the top frame 2 is installed at the top of the shaft lever 1, the top frame 2 and the base 11 are both embedded into a wall body, then the connecting frame 8 is fixed with the wall body by using the screw 10, after the completion, the fan body 5 is used, when the fan body 5 rotates, the protective pad 3 prevents the edge position of the fan body 5 from being scratched by the wall body, the ceramic tube 7 reduces the friction force generated by the rotating rod 12 on the base 11, the shaft lever 1 rotates in the ball bearing 16, the ball bearing 16 converts the sliding friction force into the rolling friction force, the working efficiency of the fan body 5 is further improved, the fan installation steps are simple, the ball bearing 16 is installed at the bottom of the top frame 2, the base 11 is installed at the bottom of the fan body 5, the connecting frames 8 are installed at the bottom of the top frame 2 and the top of the base 11, the connecting frames 8 are respectively welded with the outer walls of the top frame 2 and the base 11, and the top of the connecting frame, the utility model discloses a motor 13, smoke transducer 6, controller 14 and fan body 5 are respectively Y90S-2 motor, SS-TAD-169 smoke transducer, MAM-330 controller and GY4-68 fan body, and belong to prior art, the internally mounted of base 11 has motor 13, and bull stick 12 is installed at the top of motor 13, and bull stick 12 link up ceramic pipe 7, and with the inner wall clearance fit of ceramic pipe 7, and the top of bull stick 12 and fan body 5 welding, the embedding is provided with ceramic pipe 7 in the roof of base 11, and controller 14 is installed to one side of motor 13, and power connection 9 is installed to one side of controller 14, and motor 13 and smoke transducer 6 all with controller 14 electric connection, controller 14 and fan body 5 all with power connection 9 electric connection, the utility model discloses well motor 13, smoke transducer 6, controller 14 and fan body 5's model is Y90S-2 motor, SS-TA.

The working principle is as follows: the top frame 2 and the base 11 are both embedded into a wall body, a power supply is connected into the controller 14 through the power connection head 9, a switch key is connected in series on a line, the switch key is arranged on the wall body, then the connecting frame 8 is fixed with the wall body through a screw 10, after the use, the fan body 5 is used, when the fan is used, the switch key is pressed down, the controller 14 and the fan body 5 are simultaneously connected with a circuit, the fan body 5 works after being connected with the circuit, the kitchen is subjected to fume exhaust treatment, the fume sensor 6 is used for fume detection, when the fume concentration in a certain area is detected to be high, an electric signal is sent to the controller 14, the controller 14 controls the motor 13 to work, the motor 13 drives the fan body 5 to rotate towards the area with the high fume concentration through the rotating rod 12, the fume sensor 6 is used for detecting the fume concentration in real time, so that the fan body 5 can automatically, protection pad 3 prevents that 5 border positions of fan body from receiving the wall body and scratches, and ceramic pipe 7 reduces the frictional force of bull stick 12 to the production of base 11, and axostylus axostyle 1 is at 16 rotations of ball bearing, and ball bearing 16 changes sliding friction into rolling friction, further improves fan body 5's work efficiency.

To sum up can, the utility model discloses a set up fan body 5, smoke transducer 6, motor 13 and controller 14, solved traditional fan and used fixed structrual installation as the main, fan installation back can not carry out the wind direction and adjust, only can carry out the oil extraction cigarette to an area and handle, and working range is little, the poor problem of practicality.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a kitchen range hood is with centrifugal fan of adjustable wind direction, includes fan body (5), its characterized in that: the fan is characterized in that a protective outer cover (4) is installed on the side face of the fan body (5), protective pads (3) are installed on one side and the other side of the fan body (5), two smoke sensors (6) which are distributed in a central symmetry mode are installed at the bottom of the side face of the fan body (5), the smoke sensors (6) are embedded in the fan body (5), a shaft rod (1) is installed at the top of the fan body (5), a top frame (2) is installed at the top of the shaft rod (1), a ball bearing (16) is installed at the bottom of the top frame (2), a base (11) is installed at the bottom of the fan body (5), connecting frames (8) are installed at the bottom of the top frame (2) and the top of the base (11), a motor (13) is installed inside the base (11), a rotating rod (12) is installed at the top of the motor (13), the embedding is provided with ceramic pipe (7) in the roof of base (11), controller (14) are installed to one side of motor (13), connect electric head (9) are installed to one side of controller (14), just motor (13) and smoke transducer (6) all with controller (14) electric connection, controller (14) and fan body (5) all with connect electric head (9) electric connection.

2. The centrifugal fan capable of adjusting the wind direction for the kitchen range hood according to claim 1, characterized in that: the protection outer cover (4) is embedded into the side face of the fan body (5), and the protection outer cover (4) is connected with the fan body (5) through threads.

3. The centrifugal fan capable of adjusting the wind direction for the kitchen range hood according to claim 1, characterized in that: the protection pad (3) is arranged in two numbers and is distributed in a central symmetry manner, and the protection pad (3) is bonded with the fan body (5).

4. The centrifugal fan capable of adjusting the wind direction for the kitchen range hood according to claim 1, characterized in that: the bottom end of the shaft lever (1) is welded with the fan body (5), the top end of the shaft lever is embedded into an inner ring of the ball bearing (16) and is in interference fit with the inner ring of the ball bearing (16), and an outer ring of the ball bearing (16) is connected with the top frame (2) through a pressure reduction rubber sleeve (15) arranged in the inner wall of the top frame (2).

5. The centrifugal fan capable of adjusting the wind direction for the kitchen range hood according to claim 1, characterized in that: the connecting frame (8) is welded with the outer walls of the top frame (2) and the base (11) respectively, and the top of the connecting frame (8) is connected with a screw (10) through threads.

6. The centrifugal fan capable of adjusting the wind direction for the kitchen range hood according to claim 1, characterized in that: the rotating rod (12) penetrates through the ceramic tube (7) and is in clearance fit with the inner wall of the ceramic tube (7), and the top end of the rotating rod (12) is welded with the fan body (5).