CN212803678U

CN212803678U - Induced fan

Info

Publication number: CN212803678U
Application number: CN202021761312.1U
Authority: CN
Inventors: 王晓昕; 彭泽伟; 李庆良; 刘建鹏; 陈亮亮; 慎建州
Original assignee: Zhengzhou Zhengtong Fan Manufacturing Co ltd
Current assignee: Zhengzhou Zhengtong Fan Manufacturing Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-26
Anticipated expiration: 2030-08-21

Abstract

An induced fan comprises a fan body, wherein a first air pipe, a second air pipe and a third air pipe are installed on the fan body, the second air pipe is arranged between the first air pipe and the third air pipe, the heads of the first air pipe and the third air pipe are respectively hinged with one ends of two connecting rods, the other ends of the two connecting rods are hinged with the fan body, two slide rails are fixedly arranged on the inner sides of the two connecting rods, and a transmission rod is connected between the two slide rails in a sliding manner. And when the motor works all the time, the heads of the first air pipe and the third air pipe are always in a swinging state, so that the air supply range is expanded.

Description

Induced fan

Technical Field

The utility model belongs to the technical field of induced fan technique and specifically relates to an induced fan is related to.

Background

The operating principle of the induction fan is that the directional high-speed airflow emitted by a plurality of induction fan nozzles which are designed and properly arranged in a system induces outdoor fresh air or treated air to be sent to a required area under the condition of no air pipe, so that the optimal indoor airflow organization is realized, and the efficient and economic ventilation and air exchange effects are achieved. The angle of an air pipe of an induction fan in the prior art needs to be manually adjusted to achieve adjustment of an air supply range, and the induction fan is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

To the above circumstances, for overcoming prior art's defect, the utility model provides an induced fan is used for solving above-mentioned problem.

In order to achieve the purpose, the utility model relates to an induced fan, including the fan body, install tuber pipe one, tuber pipe two and tuber pipe three on the fan body, tuber pipe two sets up between tuber pipe one and tuber pipe three, the head of tuber pipe one and tuber pipe three is articulated with the one end of two connecting rods respectively, two the other end and the fan body of connecting rod articulate and connect, and the inboard of two connecting rods is fixed and is equipped with two slide rails, two sliding connection has the transfer line between the slide rail, the fixed limiting plate that is equipped with on the fan body, two fixed connections of limiting plate and tuber pipe, transfer line and limiting plate sliding connection, install the gliding transmission of drive transfer line on the fan body.

Preferably, transmission includes motor, carousel and push rod, motor and fan body fixed connection, the coaxial fixed connection of output shaft of carousel and motor, the one end and the non-coaxial articulated connection of carousel of push rod, and the other end and the articulated connection of transmission lever of push rod.

Preferably, two pulleys are installed at two ends of the transmission rod and are in rolling connection with the two sliding rails respectively.

Preferably, the surface of the limiting plate is integrally formed with a T-shaped block, the lower surface of the transmission rod is provided with a T-shaped chute, and the T-shaped block is connected in the T-shaped chute in a sliding manner.

Has the advantages that:

the utility model discloses in work, the motor drives the carousel and rotates, the carousel passes through the push rod and drives the transfer line and make a round trip to slide on the limiting plate, the length of transfer line is greater than the distance of two connecting rod rear ends, make the transfer line drive two connecting rods when the direction to the fan body slides and open, it is closed to drive two connecting rods when the direction to keeping away from the fan body slides, thereby adjust the angle of air supply, and the motor is when working always, the head of tuber pipe one and tuber pipe three is in the swing state always, thereby enlarge air supply range.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic view of the connection structure of the transmission rod and the slide rail of the present invention.

In the figure: the air blower comprises a blower body 1, a first air pipe 2, a second air pipe 3, a third air pipe 4, a connecting rod 5, a sliding rail 6, a transmission rod 7, a limiting plate 8, a motor 9, a rotary table 10, a push rod 11, a pulley 12 and a T-shaped sliding chute 13.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-2.

As shown in the figure 1-2, the induced draft fan comprises a fan body 1, wherein a first air pipe 2, a second air pipe 3 and a third air pipe 4 are arranged on the fan body 1, the second air pipe 3 is arranged between the first air pipe 2 and the third air pipe 4, the first air pipe 2, the second air pipe 3 and the third air pipe 4 are respectively of a hose structure, the above is the prior art, the heads of the first air pipe 2 and the third air pipe 4 are respectively hinged with one ends of two connecting rods 5, the other ends of the two connecting rods 5 are hinged with the fan body 1, the inner sides of the two connecting rods 5 are fixedly provided with two slide rails 6, a transmission rod 7 is slidably connected between the two slide rails 6, a limiting plate 8 is fixedly arranged on the fan body 1, the limiting plate 8 is fixedly connected with the second air pipe 3, the transmission rod 7 is slidably connected with the limiting plate 8, the first air pipe 2, the second, can be crooked along with the swing of connecting rod 5, install the gliding transmission of drive transfer line 7 on the fan body 1, in work, motor 9 drives carousel 10 and rotates, carousel 10 drives transfer line 7 through push rod 11 and makes a round trip to slide on limiting plate 8, the length of transfer line 7 is greater than the distance of two connecting rod 5 rear ends, make transfer line 7 drive two connecting rods 5 and open when sliding to the direction of fan body 1, drive two connecting rods 5 and close when sliding to the direction of keeping away from fan body 1, thereby adjust the angle of air supply, and motor 9 is when working always, the head of tuber pipe one 2 and tuber pipe three 4 is in the swing state always, thereby enlarge air supply range.

The transmission device comprises a motor 9, a rotary table 10 and a push rod 11, the motor 9 is fixedly connected with the fan body 1, the rotary table 10 is coaxially and fixedly connected with an output shaft of the motor 9, one end of the push rod 11 is connected with the rotary table 10 in a non-coaxial hinged mode, and the other end of the push rod 11 is connected with the transmission lever 7 in a hinged mode.

Two pulleys 12 are arranged at two ends of the transmission rod 7, and the two pulleys 12 are respectively connected with the two slide rails 6 in a rolling way.

The surface of the limiting plate 8 is integrally formed with a T-shaped block, the lower surface of the transmission rod 7 is provided with a T-shaped sliding chute 13, and the T-shaped block is connected in the T-shaped sliding chute 13 in a sliding mode.

The working principle is as follows: the utility model discloses in work, motor 9 drives carousel 10 and rotates, carousel 10 drives transfer line 7 through push rod 11 and makes a round trip to slide on limiting plate 8, the length of transfer line 7 is greater than the distance of two connecting rods 5 rear ends, make transfer line 7 drive two connecting rods 5 and open when sliding to the direction of fan body 1, it is closed to drive two connecting rods 5 when sliding to the direction of keeping away from fan body 1, thereby adjust the angle of air supply, and motor 9 is when working always, tuber pipe one 2 and three 4 heads of tuber pipe are in the swing state always, thereby enlarge the air supply scope.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an induction fan, includes fan body (1), its characterized in that, install tuber pipe one (2), tuber pipe two (3) and tuber pipe three (4) on fan body (1), tuber pipe two (3) set up between tuber pipe one (2) and tuber pipe three (4), the head of tuber pipe one (2) and tuber pipe three (4) is articulated with the one end of two connecting rods (5) respectively and is connected, two the other end and the fan body (1) of connecting rod (5) are articulated to be connected, and the inboard of two connecting rods (5) is fixed and is equipped with two slide rails (6), two sliding connection has transfer line (7) between slide rail (6), fixed limiting plate (8) that are equipped with on fan body (1), limiting plate (8) and tuber pipe two (3) fixed connection, transfer line (7) and limiting plate (8) sliding connection, and a transmission device for driving the transmission rod (7) to slide is arranged on the fan body (1).

2. The induction fan according to claim 1, wherein the transmission device comprises a motor (9), a rotary table (10) and a push rod (11), the motor (9) is fixedly connected with the fan body (1), the rotary table (10) is coaxially and fixedly connected with an output shaft of the motor (9), one end of the push rod (11) is non-coaxially hinged with the rotary table (10), and the other end of the push rod (11) is hinged with the transmission rod (7).

3. The induction fan according to claim 1, characterized in that two pulleys (12) are mounted at two ends of the transmission rod (7), and the two pulleys (12) are respectively connected with the two slide rails (6) in a rolling manner.

4. The induction fan according to claim 1, characterized in that the limiting plate (8) is integrally formed with a T-shaped block on the surface thereof, the transmission rod (7) is provided with a T-shaped sliding slot (13) on the lower surface thereof, and the T-shaped block is slidably connected in the T-shaped sliding slot (13).