CN207647815U8 - A kind of axial flow blower - Google Patents

Abstract

The utility model discloses a kind of axial flow blowers,Its structure includes pedestal,Chassis,Supporting rack,Protective cover,Screw,Protect casing,Motor base (frame),Fixed block,Cushion socket,Motor,Thermovent,Driver,Shaft,Impeller,Impeller mounting bracket,Chassis is integrated with pedestal,Protective cover is connect by screw with supporting rack,It protects and is equipped with motor base (frame) above casing,Fixed block is connect by bolt with protection casing,Cushion socket is equipped with above motor base (frame),Motor is equipped with thermovent,Motor insertion is installed on driver,A kind of axial flow blower of the utility model,Structure is equipped with impeller mounting bracket,When axial flow blower works,Since shaft is to be threadedly coupled with the screw thread ring in installation shell,Again by screwing metal rotation ring,So that countershaft contraction clamping is reinforced again in tapered clamp circumferential direction,The impeller mounting bracket in shaft can be reduced and be easy the probability that falls off because of high speed rotation,Enhance safety.

Description

Axial fan

Technical field

[0001] The utility model is an axial fan, which belongs to the technical field of fan equipment.

Background technique

[0002] Axial flow fans are air flow in the same direction as the axis of the blades, such as electric fans, and air conditioner fans are fans operating in axial flow mode. The reason why they are called "axial flow type" is because the air is parallel to the fan shaft. Flow, axial flow fans are usually used in occasions with high flow requirements and low pressure requirements. The axial flow fans fix the position and move the air.

[0003] The prior art discloses an axial fan with an application number of 201520020879.6, including a fan housing, a protective cover and an impeller are respectively installed in the fan housing, and an electric motor is installed in the protective cover, The motor is connected to the impeller; the protective cover includes an air inlet baffle, an air outlet baffle, the air inlet baffle is provided with an air inlet, and the air inlet baffle inside the air inlet is equipped with a diffuser cover The air outlet baffle is provided with an air outlet, but the motor of the prior art axial flow fan drives the rotating shaft to rotate at a high speed, and the impeller mounting frame on the rotating shaft is likely to fall off due to high-speed rotation, which poses a safety hazard. Utility model content

[0004] In view of the shortcomings of the prior art, the purpose of the present utility model is to provide an axial flow fan to solve the problem that the motor of the prior art axial flow fan drives the shaft to rotate at a high speed, and the impeller mounting frame on the shaft is easy to fall off due to high-speed rotation. There is a problem of potential safety hazards.

[0005] In order to achieve the above purpose, the present utility model is achieved through the following technical solutions: an axial flow fan, its structure includes a base, a chassis, a support frame, a protective cover, screws, a protective casing, a motor seat, A fixed block, a shock-absorbing seat, a motor, a radiator, a transmission, a rotating shaft, an impeller, an impeller mounting frame, the bottom frame and the base are an integrated structure, the protective cover is connected to the support frame by screws, and the protective machine A motor seat is provided above the housing, the fixing block is connected to the protective housing by bolts, a shock-absorbing seat is provided above the motor seat, a heat dissipation port is provided on the motor, and the motor is embedded and installed on the transmission. The transmission is embedded and installed on the protective casing, a rotating shaft is arranged inside the protective casing, the rotating shaft is embedded and installed on the transmission, the impeller and the impeller mounting frame are an integrated structure, and the impeller mounting frame includes mounting Shell, screw tooth ring, rubber sheet, tapered clamp ring, metal rotating ring, the screw tooth ring is embedded and installed in the installation shell, the inside of the installation shell is provided with a rubber sheet, and the tapered clamp ring is embedded and installed in the installation On the housing, the metal rotating ring is threadedly connected with the tapered clamping ring. [0006] Further, the support frame is welded to the bottom frame, and the protective casing and the protective cover are an integrated structure.

[0007] Further, the fixed block is welded to the motor seat, and a motor is provided above the shock absorbing seat.

[0008] Further, the rotating shaft is threadedly connected with the spiral tooth ring.

[0009] Further, the protective cover is a hollow cylinder with an inner radius of 30CM, an outer radius of 32CM, and a height of 0.5CM.

[0010] Further, the support frame is made of stainless steel, which is light in weight and has a long service life.

[0011] Further, the protective cover is made of aluminum alloy, has high hardness and is not easily deformed.

[0012] Benefits

[0013] The utility model is an axial flow fan with an impeller mounting frame on the structure. When the axial flow fan is working, because the rotating shaft and the screw tooth ring in the mounting shell are threadedly connected, the metal rotating ring is tightened to make The tapered clamping ring shrinks inward to the rotating shaft. It is called to reduce the probability that the impeller mounting frame on the rotating shaft is likely to fall off due to high-speed rotation and enhances safety.

Description of the drawings

[0014] By reading the detailed description of the non-limiting embodiments with reference to the following drawings, other features, purposes and advantages of the present invention will become more apparent:

[0015] FIG. 1 is a schematic structural diagram of an axial fan of the utility model;

[0016] FIG. 2 is a schematic cross-sectional structure diagram of the impeller mounting frame of the utility model.

[0017] In the figure: base-1, underframe-2, support frame-3, protective cover-4, screw-5, protective casing-6, motor seat-7, fixed block-8, shock-absorbing seat- 9. Motor-10, radiator-U, transmission_12, shaft_13, impeller_14, impeller mounting frame-15, mounting shell_15〇1, spiral tooth ring-1502, rubber sheet-1503, cone Clamp ring-1504, metal rotating ring-1505.

Detailed ways

[0018] In order to make the technical means, creative features, objectives and effects of the present utility model easy to understand, the present utility model will be further explained below in conjunction with specific implementations.

[0019] Please refer to Figures 1 and 2, the present utility model provides a technical solution for an axial flow fan: its structure includes a base, a bottom frame 2, a support frame 3, a protective cover 4, screws 5, and a protective casing 6, Motor base 7, fixed block 8, shock-absorbing base 9, motor 10, radiator 11, transmission 12, rotating shaft 13, impeller 14, impeller mounting frame 15, said chassis 2 and base 1 are an integrated structure, so The protective cover 4 is connected to the support frame 3 by screws 5, a motor base 7 is provided above the protective casing 6, and the fixed block 8 is connected to the protective casing 6 by bolts, and a shock absorber is provided above the motor base 7 Seat 9, the electric motor 10 is provided with a heat dissipation port 11, the electric motor 10 is embedded and mounted on the transmission 12, and the transmission 12 is embedded and mounted on the protective casing 6, and the protective casing 6 is provided with a rotating shaft inside 13. The rotating shaft 13 is embedded and mounted on the transmission 12. The impeller 14 and the impeller mounting frame 15 are an integrated structure. The impeller mounting frame 15 includes a mounting housing 1501, a screw tooth ring 1502, a rubber sheet 1503, and a cone Clamping ring 1504, metal rotating ring 丨5〇5, the threaded ring 1502 is embedded in the mounting housing 1501, the mounting housing 1501 is provided with a rubber sheet 15〇3, the tapered clamping ring 1504 is embedded in On the housing 1501, the metal rotating ring 1505 is threadedly connected with the tapered clamp ring 1504, the support frame 3 is welded to the bottom frame 2, the protective casing 6 and the protective cover 4 are an integrated structure, and the fixed The block 8 is welded to the motor base 7, the motor 10 is arranged above the shock-absorbing base 9, the rotating shaft 13 is threadedly connected with the toothed ring 1502, the protective cover 4 has an inner radius of 30CM, an outer radius of 32CM, and a height of 0.5CM The support frame 3 is made of stainless steel, which is light in weight and has a long service life. The protective cover 4 is made of aluminum alloy, which has high hardness and is not easy to deform. [0020] The screw 5 mentioned in this patent is a tool that uses the physics and mathematics principles of the oblique circular rotation of the object and the friction force to gradually tighten the objects and parts. The screw is a general term for fasteners. The electric motor 10 is a device that converts electrical energy into mechanical energy. It uses an energized coil to generate a rotating magnetic field and act on the rotor to form a magneto-electric power rotating torque. The motor is mainly composed of a stator and a rotor. The energized wire moves in the magnetic field. The direction of is related to the direction of the current and the direction of the magnetic lines of induction. The working principle of the motor is the action of the magnetic field on the force of the current to make the motor rotate.

[0021] When in use, the electric motor 10 starts to work, and the internal coil generates magnetoelectric power rotating torque from the rotor to drive the transmission 12 to work through the rotating rod, so that the rotating shaft 13 starts to work and rotate, and drives the impeller 14 installed on the impeller mounting frame 15. Rotation generates wind, and when the axial flow fan works, the shaft 13 is initially installed with the screw tooth ring 1502 in the mounting housing 1501, and then the metal rotating ring 1505 is tightened so that the cone clamp ring 1504 faces the rotating shaft inward. Reinforce it by shrinking and clamping.

[0022] The utility model solves the problem that the motor of the prior art axial flow fan drives the rotating shaft to rotate at a high speed. The impeller mounting frame on the rotating shaft is easy to fall off due to high-speed rotation, and there is a safety hazard. The present utility model combines the above components with each other in structure. There is an impeller mounting frame. When the axial flow fan is working, because the rotating shaft and the screw ring in the mounting shell are threaded, the metal rotating ring is tightened to make the tapered clamp ring inward to re-reinforce the shrinking and clamping of the rotating shaft , It can reduce the probability that the impeller mounting frame on the rotating shaft is easy to fall off due to high-speed rotation, and enhance the safety, as follows:

[0023] The impeller mounting frame 15 includes a mounting shell 1501, a threaded ring 1502, a rubber sheet 1503, a tapered clamp ring 1504, and a metal rotating ring 15〇5. The threaded ring 1502 is embedded in the mounting shell 1501, The mounting shell 1501 is provided with a rubber sheet 1503 inside, the tapered clamp ring 1504 is embedded and mounted on the mounting shell 1501, and the metal rotating ring 1505 is threadedly connected with the tapered clamp ring 1504.

[0024] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and does not deviate from Given the spirit or basic characteristics of the present invention, the present invention can be realized in other specific forms. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall on the rights. All changes in the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although this specification is described in accordance with the embodiments, not every embodiment only includes an independent technical solution. This narration in the specification is only for clarity, and those skilled in the art should refer As a whole, the technical solutions in the embodiments can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. An axial flow fan, characterized in that: its structure includes a base (1), a bottom frame (2), a support frame (3), a protective cover (4), screws (5), and a protective casing (6) , Motor seat (7), fixed block (8), shock-absorbing seat (9), motor (10), heat sink (n), transmission (12), shaft (13), impeller (14), impeller installation The frame (15), the bottom frame (2) and the base (1) are an integrated structure, the protective cover (4) is connected to the supporting frame (3) by screws (5), and the protective casing (6) ) Is provided with a motor seat (7) above, the fixed block (8) is connected to the protective casing (6) by bolts, a shock-absorbing seat (9) is provided above the motor seat (7), and the motor (10) ) Is provided with a heat dissipation port (11), the motor (10) is embedded and installed on the transmission (12), and the transmission (12) is embedded and installed on the protective casing (6), and the protective casing (6) A rotating shaft (13) is provided inside, the rotating shaft (13) is embedded and mounted on the transmission (12), the impeller (14) and the impeller mounting frame (15) are an integrated structure, and the impeller mounting frame (15) Including a mounting shell (1501), a screw gear ring (15〇2), a rubber sheet (1503), a tapered clamp ring (1504), a metal rotating ring (1505), the screw gear ring (1502) is embedded and installed In the mounting housing (1501), a rubber sheet (1503) is arranged inside the mounting housing (1501), the tapered clamp ring (1504) is embedded and mounted on the mounting housing (1501), and the metal rotating ring (1505) ) Threaded connection with tapered clamp ring (1504). 2. An axial fan according to claim 1, characterized in that: the supporting frame (3) is welded to the bottom frame (2), and the protective casing (6) and the protective cover (4) are Integrated structure. 3. An axial fan according to claim 1, characterized in that: the fixed block (8) is welded to the motor base (7), and the motor (1①) is arranged above the shock-absorbing base (9). 4. The axial flow fan according to claim 1, characterized in that: the rotating shaft (13) is threadedly connected with the threaded ring (1502). 5. The axial flow fan according to claim 1, wherein the protective cover (4) is a hollow cylinder with an inner radius of 30CM, an outer radius of 32CM, and a height of 0.5CM.