CN210265207U - High-air-volume air-pressure low-noise pipeline fan - Google Patents

Abstract

The utility model discloses a high-blast-volume wind pressure low-noise pipeline fan, which comprises overlapped fan blades, a spring, a motor, a magnetic stripe, an upper wire frame, a silicon steel sheet, a lower wire frame, a circuit board, a first gasket, a first ball, an outer cylinder, a second ball, a second gasket, a retaining ring, a cover plate, a screw, a wire buckle and a wire rod; a plurality of ribs are arranged on the outer barrel, and the overlapped fan blades are tangent to the ribs; the overlapped fan blades comprise a connecting sleeve and a plurality of blades fixed on the connecting sleeve in a staggered manner, and noise is reduced through the overlapped fan blades; the overlapped fan blades, the spring, the motor shell, the magnetic stripe, the upper coil holder, the silicon steel sheet, the lower coil holder, the circuit board, the first gasket, the first ball, the second gasket and the retaining ring are arranged in the outer barrel. The utility model discloses a flabellum adopts eclipsed form structural design, and this structural design has just increased the area of contact of blade with the air greatly, makes its air draft increase, exceeds amount of wind pressure under the same kind of fan rotational speed the same condition, also can the noise reduction simultaneously.

Description

High-air-volume air-pressure low-noise pipeline fan

Technical Field

The utility model relates to a high amount of wind pressure low noise pipeline fan.

Background

The pipeline fan is also called a pipeline fan, which selects control parameters such as air quantity, full pressure, efficiency, noise, motor power and the like. The ventilator can be used for different purposes according to the physical and chemical properties of the conveyed gas. All the pipeline wind at the present stage has large noise, which causes noise pollution.

Disclosure of Invention

The utility model aims to solve the technical problem that a high amount of wind pressure low noise pipeline fan that can solve above-mentioned problem.

The utility model discloses a realize through following technical scheme: a high-air-volume air-pressure low-noise pipeline fan is characterized in that fan blades, springs, a motor, a magnetic strip, an upper wire frame, a silicon steel sheet, a lower wire frame, a circuit board, a first gasket, a first ball, an outer cylinder, a second ball, a second gasket, a retaining ring, a cover plate, a screw, a wire buckle and a wire rod are overlapped; a plurality of ribs are arranged on the outer barrel, and the overlapped fan blades are tangent to the ribs; the overlapped fan blades comprise a connecting sleeve and a plurality of blades fixed on the connecting sleeve in a staggered manner, and noise is reduced through the overlapped fan blades; the overlapped fan blades, the spring, the motor shell, the magnetic stripe, the upper coil holder, the silicon steel sheet, the lower coil holder, the circuit board, the first gasket, the first ball, the second gasket and the retaining ring are arranged in the outer barrel; the screw, the wire buckle and the wire are arranged on the outer side of the outer barrel.

According to a preferable technical scheme, an installation cavity is formed in the outer cylinder, the lower coil support is installed in the installation cavity, a silicon steel sheet is arranged between the lower coil support and the upper coil support, and the lower coil support and the upper coil support are assembled and fixed; the lower coil holder is used for fixing a circuit board, the circuit board is connected with a motor, a central hole is formed in the overlapped fan blades, a motor shaft on the motor is inserted into the central hole to be fixed, and the spring is fixed on the motor shaft; the end of the motor facing the circuit board is provided with a magnetic strip which is in a circular structure and corresponds to the silicon steel sheet; the circuit board is provided with a central hole, and a first gasket, a first ball, a second gasket and a retaining ring are arranged in the central hole; the first gasket is connected with the first ball, and the second gasket is connected with the second ball.

According to the preferable technical scheme, the cover plate is fixed on the side face of the outer barrel through screws, a wire buckle mounting groove is formed in the cover plate, a wire buckle is fixedly mounted in the wire buckle mounting groove, a wire is fixed on the wire buckle, and a power plug is arranged on the wire.

The utility model has the advantages that: the utility model discloses a flabellum adopts eclipsed form structural design, and this structural design has just increased the area of contact of blade with the air greatly, makes its air draft increase, exceeds amount of wind pressure under the same kind of fan rotational speed the same condition, also can the noise reduction simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an exploded view of the present invention;

fig. 2 is an overall view of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 and fig. 2, the fan blade assembly comprises an overlapped fan blade 1, a spring 2, a motor 3, a magnetic stripe 4, an upper coil bobbin 5, a silicon steel sheet 6, a lower coil bobbin 7, a circuit board 8, a first gasket 9, a first ball 10, an outer cylinder 11, a second ball 12, a second gasket 13, a retaining ring 14, a cover plate 15, a screw 16, a wire buckle 17 and a wire 18; a plurality of ribs are arranged on the outer barrel, and the overlapped fan blades are tangent to the ribs; the overlapped fan blades, the spring, the motor shell, the magnetic stripe, the upper coil holder, the silicon steel sheet, the lower coil holder, the circuit board, the first gasket, the first ball, the second gasket and the retaining ring are arranged in the outer barrel; the screw, the wire buckle and the wire rod are arranged on the outer side of the outer barrel; the overlapped fan blades comprise a connecting sleeve and a plurality of blades fixed on the connecting sleeve in a staggered mode, noise is reduced through the overlapped fan blades, and the connecting sleeve and the blades are of an integrated structure.

Wherein, overlapping flabellum adopts overlapping formula structural design, and this structural design has just greatly increased the area of contact of blade with the air, makes its air draft increase, increases amount of wind pressure under the same kind of fan rotational speed the same condition, also can the noise reduction simultaneously.

The outer barrel is internally provided with an installation cavity, the lower coil holder is installed in the installation cavity, a silicon steel sheet is arranged between the lower coil holder and the upper coil holder, and the lower coil holder and the upper coil holder are assembled and fixed; the lower coil holder is used for fixing a circuit board, the circuit board is connected with a motor, a central hole is formed in the overlapped fan blades, a motor shaft on the motor is inserted into the central hole to be fixed, and the spring is fixed on the motor shaft; the end of the motor facing the circuit board is provided with a magnetic strip which is in a circular structure and corresponds to the silicon steel sheet; the circuit board is provided with a central hole, and a first gasket, a first ball, a second gasket and a retaining ring are arranged in the central hole; the first gasket is connected with the first ball, and the second gasket is connected with the second ball.

The cover plate is fixed on the side face of the outer barrel through screws, a wire buckle mounting groove is formed in the cover plate, a wire buckle is fixedly mounted in the wire buckle mounting groove, a wire is fixed to the wire buckle, and a power plug is arranged on the wire

The working principle is as follows: the rib is added on the outer cylinder in proportion, the high-speed operation of the fan blade is utilized to wind the outer cylinder in a tangent mode, and the fan blade is designed to be overlapped with the fan blade, so that the wind can not form backflow and is sent out from the air outlet, and the air quantity and the air pressure of the high-air-volume wind pressure pipeline fan are increased (in the original design, a horn mouth of an air guide cover is added at the air inlet to block backflow, but the design of the high-air-volume wind pressure pipeline fan causes the problem of high.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (3)

1. The utility model provides a low noise pipe fan of high amount of wind pressure which characterized in that: the device comprises overlapped fan blades, a spring, a motor, a magnetic stripe, an upper coil holder, a silicon steel sheet, a lower coil holder, a circuit board, a first gasket, a first ball, an outer barrel, a second ball, a second gasket, a retaining ring, a cover plate, a screw, a wire buckle and a wire rod; a plurality of ribs are arranged on the outer barrel, and the overlapped fan blades are tangent to the ribs; the overlapped fan blades comprise a connecting sleeve and a plurality of blades fixed on the connecting sleeve in a staggered manner, and noise is reduced through the overlapped fan blades; the overlapped fan blades, the spring, the motor shell, the magnetic stripe, the upper coil holder, the silicon steel sheet, the lower coil holder, the circuit board, the first gasket, the first ball, the second gasket and the retaining ring are arranged in the outer barrel; the screw, the wire buckle and the wire are arranged on the outer side of the outer barrel.

2. The high blast volume wind pressure low noise pipeline fan of claim 1, characterized in that: an installation cavity is arranged in the outer barrel, the lower coil holder is installed in the installation cavity, a silicon steel sheet is arranged between the lower coil holder and the upper coil holder, and the lower coil holder and the upper coil holder are assembled and fixed; the lower coil holder is used for fixing a circuit board, the circuit board is connected with a motor, a connecting sleeve on the overlapped fan blades is provided with a central hole, a motor shaft on the motor is inserted into the central hole for fixing, and a spring is fixed on the motor shaft; the end of the motor facing the circuit board is provided with a magnetic strip which is in a circular structure and corresponds to the silicon steel sheet; the circuit board is provided with a central hole, and a first gasket, a first ball, a second gasket and a retaining ring are arranged in the central hole; the first gasket is connected with the first ball, and the second gasket is connected with the second ball.

3. The high blast volume wind pressure low noise pipeline fan of claim 1, characterized in that: the apron passes through the fix with screw in the side of urceolus, is equipped with the line on the apron and buckles the mounting groove, and the installation is fixed with the line and buckles in the line knot mounting groove, and the line is buckled fixed wire rod, is equipped with power plug on the wire rod.

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