CN220726614U - Sectional type assembled axial fan - Google Patents

Abstract

The utility model discloses a split type assemblable axial flow fan, which belongs to the technical field of fans, and comprises a fan shell, wherein the fan shell consists of an upper shell and a lower shell, the upper shell and the lower shell are fixed through bolts, the bottom of the lower shell is fixedly connected with a mounting support leg, a protective cover is arranged in the fan shell, the periphery of the protective cover is detachably connected with the inner walls of the upper shell and the lower shell through a connecting bracket, and the upper shell and the lower shell can be connected and fixed into a whole by utilizing a connecting corner code and bolts.

Description

Sectional type assembled axial fan

Technical Field

The utility model relates to the technical field of fans, in particular to a split type assemblable axial flow fan.

Background

The axial-flow fire-fighting smoke exhaust fan can be used as a ventilation device and can be arranged in a mechanical smoke exhaust system of a building to exhaust smoke and also can be used for ventilation. The device generally comprises a shell, a motor positioned in the center of the shell and an impeller driven by the motor to rotate, wherein when the motor drives the impeller to rotate, gas flows along the direction parallel to the axis of the fan.

Based on the above, the present inventors found that: the existing axial flow fan is easy to disassemble because of an internal motor or other reasons when in use, but the existing fan shell is integrated, so that the existing axial flow fan is quite inconvenient to disassemble and install, meanwhile, the installation of the motor in the existing axial flow fan is usually exposed, a certain protection is lacking, and the motor is easy to damage after long-term use, so that the existing structure is researched and improved, and the split type assembled axial flow fan is provided for achieving the purpose of higher practical value.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide a split type assembled axial fan, which can connect and fix an upper shell and a lower shell into a whole by utilizing a connecting angle code and a bolt.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a but sectional type assembled axial fan, includes the fan shell, the fan shell comprises last shell and lower shell, go up through bolt fastening between shell and the lower shell, the bottom fixedly connected with installation landing leg of lower shell, the inside protection casing that is provided with of fan shell, the periphery of protection casing is through linking bridge and go up the inner wall detachable connection of shell and lower shell, the inside driving motor that is provided with of protection casing, driving motor's output shaft extends to the outside of protection casing to be provided with the impeller.

Furthermore, the positions, which are close to each other, of the inner sides of the upper shell and the lower shell are fixedly connected with connecting angle codes, and the two corresponding connecting angle codes are fixed through bolts.

Further, an air inlet is formed in one end, close to the driving motor, of the fan shell, and an air outlet is formed in one end, close to the impeller, of the fan shell.

Further, the one end bolt fastening that the protection casing is close to the air outlet has the back lid, one side through connection of back lid has the heat dissipation pipeline, and the one end of heat dissipation pipeline extends to the outside of fan shell.

Further, the protection casing periphery is connected with the spool in a penetrating way, the one end of spool extends to the outside of fan shell.

Further, the impeller comprises a base, the base is in transmission connection with an output shaft of the driving motor through a coupler, and a plurality of annular equidistant blades are fixedly arranged on the periphery of the base.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that: this scheme, fan shell comprises last shell and lower shell to connect it through connecting angle sign indicating number and bolt and fix into a whole, compare traditional integrated structure, this fan shell is more convenient in the aspect of installation or dismantlement use, is favorable to improving staff's maintenance work's efficiency, adds protection casing and heat dissipation pipeline to driving motor simultaneously, can protect driving motor in the use, avoids driving motor to suffer the damage of waste gas, prolongs its life.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1 according to the present utility model;

fig. 3 is a schematic side view of the present utility model.

The reference numerals in the figures illustrate:

1. a blower housing; 101. an upper housing; 102. a lower housing;

2. mounting the supporting legs;

3. a protective cover;

4. a connecting bracket;

5. a driving motor;

6. an impeller; 61. a base; 62. a blade;

7. connecting the corner connector;

8. an air inlet;

9. an air outlet;

10. a rear cover;

11. a heat dissipation pipe;

12. and a line pipe.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-3, a split type assembled axial fan comprises a fan housing 1, wherein the fan housing 1 is composed of an upper housing 101 and a lower housing 102, the upper housing 101 and the lower housing 102 are fixed through bolts, a mounting support leg 2 is fixedly connected to the bottom of the lower housing 102, a protective cover 3 is arranged inside the fan housing 1, the periphery of the protective cover 3 is detachably connected with the inner walls of the upper housing 101 and the lower housing 102 through a connecting bracket 4, a driving motor 5 is arranged inside the protective cover 3, and an output shaft of the driving motor 5 extends to the outside of the protective cover 3 and is provided with an impeller 6.

Referring to fig. 1, the positions of the upper casing 101 and the inner side of the lower casing 102, which are close to each other, are fixedly connected with connection angle codes 7, and the corresponding two connection angle codes 7 are fixed through bolts, when in use, the upper casing 101 and the lower casing 102 can be connected and fixed through the cooperation of the connection angle codes 7 and the bolts, so that the upper casing 101 and the lower casing 102 are in an integral structure, and when in need of maintenance, the fan casing 1 can be disassembled into two parts, so that the use is more convenient, and the maintenance work of workers is greatly improved.

Referring to fig. 1 and 2, an air inlet 8 is formed at one end of the fan housing 1, which is close to the driving motor 5, and an air outlet 9 is formed at one end of the fan housing 1, which is close to the impeller 6.

Referring to fig. 2, a rear cover 10 is bolted to one end of the protective cover 3 close to the air outlet 9, a heat dissipation pipeline 11 is connected to one side of the rear cover 10 in a penetrating manner, one end of the heat dissipation pipeline 11 extends to the outside of the fan housing 1, and when in use, the protective cover 3 and the heat dissipation pipeline 11 are additionally arranged on the driving motor 5, so that the driving motor 5 can be protected in the use process, damage to the driving motor 5 caused by waste gas is avoided, and the service life of the driving motor is prolonged.

Referring to fig. 2, the outer periphery of the protection cover 3 is connected with a wire pipe 12 in a penetrating manner, one end of the wire pipe 12 extends to the outside of the fan housing 1, and when in use, an external power line of the driving motor 5 can be protected through the arrangement of the wire pipe 12.

Referring to fig. 3, the impeller 6 includes a base 61, the base 61 is in transmission connection with an output shaft of the driving motor 5 through a coupling, and a plurality of blades 62 distributed in annular equidistant manner are fixedly mounted on the periphery of the base 61.

When in use: the fan housing 1 comprises upper housing 101 and lower housing 102 to connect it into a whole through connecting angle sign indicating number 7 and bolt, compare traditional integrated structure, this fan housing 1 is more convenient in the aspect of installation or dismantlement use, is favorable to improving staff's maintenance work's efficiency, adds protection casing 3 and heat dissipation pipeline 11 to driving motor 5 simultaneously, can protect driving motor 5 in the use, avoids driving motor 5 to suffer the damage of waste gas, prolongs its life.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. The utility model provides a but sectional type assembled axial fan, includes fan housing (1), its characterized in that: the fan shell (1) comprises an upper shell (101) and a lower shell (102), the upper shell (101) and the lower shell (102) are fixed through bolts, the bottom of the lower shell (102) is fixedly connected with a mounting support leg (2), a protective cover (3) is arranged inside the fan shell (1), the periphery of the protective cover (3) is detachably connected with the inner walls of the upper shell (101) and the lower shell (102) through a connecting bracket (4), a driving motor (5) is arranged inside the protective cover (3), and an output shaft of the driving motor (5) extends to the outer portion of the protective cover (3) and is provided with an impeller (6).

2. The segmented, assemblable axial fan of claim 1, wherein: the connecting corner brackets (7) are fixedly connected to the positions, close to each other, of the inner sides of the upper shell (101) and the lower shell (102), and the two corresponding connecting corner brackets (7) are fixed through bolts.

3. The segmented, assemblable axial fan of claim 1, wherein: one end of the fan housing (1) close to the driving motor (5) is provided with an air inlet (8), and one end of the fan housing (1) close to the impeller (6) is provided with an air outlet (9).

4. The segmented, assemblable axial fan of claim 1, wherein: one end of the protective cover (3) close to the air outlet (9) is fixedly provided with a rear cover (10) through bolts, one side of the rear cover (10) is connected with a heat dissipation pipeline (11) in a penetrating mode, and one end of the heat dissipation pipeline (11) extends to the outside of the fan shell (1).

5. The segmented, assemblable axial fan of claim 1, wherein: the periphery of the protective cover (3) is connected with a wire tube (12) in a penetrating mode, and one end of the wire tube (12) extends to the outside of the fan shell (1).

6. The segmented, assemblable axial fan of claim 1, wherein: the impeller (6) comprises a base (61), the base (61) is in transmission connection with an output shaft of the driving motor (5) through a coupler, and a plurality of blades (62) which are distributed in annular equidistance are fixedly arranged on the periphery of the base (61).