CN212536248U

CN212536248U - Axial flow fan

Info

Publication number: CN212536248U
Application number: CN202020492642.9U
Authority: CN
Inventors: 张传义
Original assignee: Shandong Zhongwei Air Conditioning Equipment Group Hvac Co ltd
Current assignee: Shandong Zhongwei Air Conditioning Equipment Group Hvac Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-02-12
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses an axial fan, which comprises a housin, the casing is provided with air intake and air outlet, wherein the installation sets up the motor in the casing, and the motor passes through support piece to be fixed in the casing, the output shaft end connection of motor has the impeller, and connect on the impeller and be provided with the flabellum, the casing is including integrative shell and the inner shell that sets up, be hollow structure in the shell, wherein be equipped with the several baffle in the shell, and the both sides of baffle all are equipped with refrigerant chemical, sand and water, the outside cover of shell is equipped with a heat dissipation section of thick bamboo, the bottom of a heat dissipation section of thick bamboo is equipped with the supporting seat, and. The utility model relates to a rationally, simple structure, convenient operation can the quick adjustment air feed height as required, and the transportation of being convenient for is easily overhauld, is maintained, and is dustproof, the radiating effect is good, effectively prolongs the life of equipment.

Description

Axial flow fan

Technical Field

The utility model belongs to the technical field of the fan, concretely relates to axial fan.

Background

At present, the axial flow fan is generally used in the occasions with higher flow requirements and lower pressure requirements, and has a simple structure and is firm and durable. However, in the prior art, the fan does not have a good heat dissipation function, so that the fan operating for a long time can emit large heat and cannot be quickly dissipated, the heat of air sucked by the fan is high, the motor can be damaged due to accumulation of a large amount of heat, and the service life of the fan is shortened.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to provide an axial fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an axial fan, includes the casing, and the casing is provided with air intake and air outlet, and wherein the installation sets up the motor in the casing, and the motor passes through support piece to be fixed in the casing, and the output shaft end connection of motor has the impeller, and connects on the impeller to be provided with the flabellum, and its structural feature lies in: the shell comprises an outer shell and an inner shell which are integrally arranged, wherein the inner wall of the outer shell is fixedly connected with the outer wall of the inner shell, the length of the inner shell is smaller than that of the outer shell, the inner part of the outer shell is of a hollow structure, wherein the shell is internally provided with a plurality of clapboards which extend along the circumferential direction of the shell and are arranged at equal intervals along the length direction of the shell, and the two sides of the clapboard are provided with refrigerating chemical substances, ice sand and water, the outer side of the shell is sleeved with a heat radiation cylinder, wherein a plurality of connecting plates which extend along the circumferential direction of the shell and are arranged at equal intervals along the length direction of the shell are connected between the shell and the heat dissipation cylinder, the connecting plates correspond to the partition plates, a plurality of connecting plates are arranged on the inner side of the inner shell and extend along the circumferential direction of the inner shell, and the extension plates are arranged along the length direction of the inner shell at equal intervals, the extension plates correspond to the partition plates in position, the bottom of the heat dissipation cylinder is provided with a supporting seat, and four corners of the bottom of the supporting seat are connected with a base through cylinders.

Preferably, the outer shell, the inner shell, the partition plate, the heat dissipation cylinder, the connecting plate and the extension plate are integrally arranged, and the outer shell, the inner shell, the partition plate, the heat dissipation cylinder, the connecting plate and the extension plate are all made of metal materials.

As preferred, the both ends of shell all are equipped with the outer filter screen that can dismantle the connection, and the shell passes through helicitic texture or buckle structure and can dismantle with outer filter screen and be connected.

As preferred, the both ends of inner shell all are equipped with the inlayer filter screen of dismantling the connection, and the inner shell passes through helicitic texture or buckle structure and can dismantle with the inlayer filter screen and be connected.

Preferably, the connecting plate is provided with air holes which are arranged in an array, and the air holes are round or rectangular.

Preferably, a cavity is arranged in the supporting seat, a compression tank body is arranged in the cavity, and liquid nitrogen or dry ice is arranged in the compression tank body.

Preferably, a plurality of spray heads are uniformly arranged on the inner portion of one side, close to the air inlet, of the shell along the circumferential direction, wherein the plurality of spray heads are communicated with the output end of the compression tank body through a conveying pipeline, and a control valve is arranged on the conveying pipeline.

Preferably, the spray head is arranged between the inner layer filter screen and the outer layer filter screen.

Compared with the prior art, the utility model relates to a rationally, simple structure, convenient operation can be as required quick adjustment air feed height, the transportation of being convenient for, easily overhauls, maintains, and dustproof, radiating effect are good, effectively prolong the life of equipment.

Drawings

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

in the figure: 1-air inlet, 2-air outlet, 3-motor, 4-support piece, 5-impeller, 6-fan blade, 7-outer shell, 8-inner shell, 9-partition board, 10-heat dissipation cylinder, 11-connecting board, 12-extending board, 13-supporting seat, 14-air cylinder, 15-base, 16-outer layer filter screen, 17-inner layer filter screen, 18-air hole, 19-cavity, 20-compression tank body, 21-spray head, 22-conveying pipeline and 23-control valve.

Detailed Description

The invention is further explained with reference to the drawings, without limiting the scope of protection of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, the present invention provides an axial flow fan, including a housing, the housing is provided with an air inlet 1 and an air outlet 2, wherein a motor 3 is installed in the housing, the motor 3 is fixed in the housing through a support member 4, an output shaft end of the motor 3 is connected with an impeller 5, the impeller 5 is connected with blades 6, the housing includes an outer shell 7 and an inner shell 8, the inner wall of the outer shell 7 is fixedly connected with the outer wall of the inner shell 8, the length of the inner shell 8 is smaller than that of the outer shell 7, the outer shell 7 is internally provided with a hollow structure, a plurality of partitions 9 are arranged in the outer shell 7, extend along the circumferential direction of the outer shell 7, and are equidistantly arranged along the length direction of the outer shell 7, both sides of the partitions 9 are provided with refrigerating chemicals (such as dry ice, ammonium salt, etc.), ice sand and water, a heat dissipation tube 10 is sleeved on the outer side of, wherein be connected with the several between shell 7 and the heat dissipation section of thick bamboo 10 and extend along the circumference of shell 7 to the connecting plate 11 of arranging along the length direction equidistance of shell 7, and connecting plate 11 is corresponding with the position of baffle 9, the inboard of inner shell 8 be equipped with the several and extend along the circumference of inner shell 8 to the extension board 12 of arranging along the length direction equidistance of inner shell 8, and the position of extension board 12 and baffle 9 is corresponding, the bottom of heat dissipation section of thick bamboo 10 be equipped with supporting seat 13, and four angles of the bottom of supporting seat 13 are connected with base 15 through cylinder 14.

In the present embodiment, the outer shell 7, the inner shell 8, the partition 9, the heat dissipation cylinder 10, the connecting plate 11, and the extension plate 12 are integrally disposed, and the outer shell 7, the inner shell 8, the partition 9, the heat dissipation cylinder 10, the connecting plate 11, and the extension plate 12 are all made of a metal material.

Wherein, in this embodiment, the both ends of shell 7 all be equipped with the outer filter screen 16 that can dismantle the connection, and shell 7 can dismantle with outer filter screen 16 through helicitic texture or buckle structure and be connected.

Wherein, in this embodiment, the both ends of inner shell 8 all be equipped with the inlayer filter screen 17 that can dismantle the connection, and inner shell 8 can dismantle with inlayer filter screen 17 through helicitic texture or buckle structure and be connected.

In this embodiment, the connecting plate 11 is provided with air holes 18 arranged in an array, and the air holes 18 are circular or rectangular.

In this embodiment, a cavity 19 is provided in the support base 13, a compression tank 20 is installed in the cavity 19, and liquid nitrogen or dry ice is provided in the compression tank 20.

In this embodiment, a plurality of nozzles 21 are uniformly arranged along the circumferential direction inside one side of the casing close to the air inlet 1, wherein the plurality of nozzles 21 are communicated with the output end of the compression tank 20 through a conveying pipeline 22, and a control valve 23 is arranged on the conveying pipeline 22.

In the embodiment, the spray head 21 is disposed between the inner screen 17 and the outer screen 16.

Inside inner filter screen 17 and outer filter screen 16 can prevent effectively that impurity from entering into the casing, avoid the part in the casing impaired, reduce the clearance, overhaul the degree of difficulty to improve equipment's life. In the shell 7, the two sides of the plate 9 are provided with refrigeration chemical substances (such as dry ice, ammonium salt and the like), ice sand and water, the temperature of the shell 7 can be effectively reduced,

outer shell 7, inner shell 8, baffle 9, a heat dissipation section of thick bamboo 10, connecting plate 11 and extension board 12 set up as an organic whole, and outer shell 7, inner shell 8, baffle 9, a heat dissipation section of thick bamboo 10, connecting plate 11 and extension board 12 are made by metal material, extension board 12 plays the effect of heat-conducting plate, shift the temperature in the casing to baffle 9 fast, the refrigerant chemistry material (such as dry ice, ammonium salt etc.) in the shell 7, rapid heat transfer can be realized to sand ice and water, avoid the high temperature in the casing, set up connecting plate 11 of taking wind hole 18, can derive the waste heat on the outer shell 7 fast, further improve the radiating efficiency. Meanwhile, the control valve 23 is opened, and liquid nitrogen or dry ice in the compression tank body 20 is ejected to the air inlet 1 through the spray head 21, so that the temperature of air entering the shell can be reduced, and the motor 3 is further protected. The air outlet height of the fan can be quickly and randomly adjusted through the air cylinder 14, and different use requirements are met.

The utility model relates to a rationally, simple structure, convenient operation can the quick adjustment air feed height as required, and the transportation of being convenient for is easily overhauld, is maintained, and is dustproof, the radiating effect is good, effectively prolongs the life of equipment.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an axial fan, includes the casing, the casing be provided with air intake and air outlet, wherein the installation sets up the motor in the casing, and the motor passes through support piece to be fixed in the casing, the output shaft end connection of motor have an impeller, and connect on the impeller and be provided with flabellum, its characterized in that: the shell comprises an outer shell and an inner shell which are integrally arranged, wherein the inner wall of the outer shell is fixedly connected with the outer wall of the inner shell, the length of the inner shell is smaller than that of the outer shell, the inner part of the outer shell is of a hollow structure, wherein the shell is internally provided with a plurality of clapboards which extend along the circumferential direction of the shell and are arranged at equal intervals along the length direction of the shell, and the two sides of the clapboard are provided with refrigerating chemical substances, ice sand and water, the outer side of the shell is sleeved with a heat radiation cylinder, wherein a plurality of connecting plates which extend along the circumferential direction of the shell and are arranged at equal intervals along the length direction of the shell are connected between the shell and the heat dissipation cylinder, the connecting plates correspond to the partition plates, a plurality of inner shells are arranged on the inner sides of the inner shells and extend along the circumferential direction of the inner shells, and extending plates are arranged at equal intervals along the length direction of the inner shell, the positions of the extending plates correspond to the positions of the partition plates, the bottom of the heat dissipation cylinder is provided with a supporting seat, and four corners of the bottom of the supporting seat are connected with a base through cylinders.

2. The axial flow fan of claim 1, wherein: the outer shell, the inner shell, the partition plate, the heat dissipation cylinder, the connecting plate and the extension plate are integrally arranged, and the outer shell, the inner shell, the partition plate, the heat dissipation cylinder, the connecting plate and the extension plate are made of metal materials.

3. The axial flow fan of claim 1, wherein: the both ends of shell all be equipped with the outer filter screen that can dismantle the connection, and the shell passes through helicitic texture or buckle structure and can dismantle with outer filter screen and be connected.

4. The axial flow fan of claim 1, wherein: the both ends of inner shell all be equipped with the inlayer filter screen that can dismantle the connection, and the inner shell passes through helicitic texture or buckle structure and can dismantle with the inlayer filter screen and be connected.

5. The axial flow fan of claim 1, wherein: the connecting plate is provided with air holes which are arranged in an array mode, and the air holes are circular or rectangular.

6. The axial flow fan of claim 1, wherein: a cavity is arranged in the supporting seat, a compression tank body is arranged in the cavity, and liquid nitrogen or dry ice is arranged in the compression tank body.

7. The axial flow fan of claim 1, wherein: the casing is close to the inside several shower nozzle of having evenly arranged along circumference in one side of air intake, and wherein the several shower nozzle all is linked together through the output of conveying pipe and the compression jar body, and is equipped with control flap on the conveying pipe.

8. The axial flow fan of claim 7, wherein: the spray head is arranged between the inner layer filter screen and the outer layer filter screen.