CN214273981U

CN214273981U - Inclined axial flow fan

Info

Publication number: CN214273981U
Application number: CN202022716100.8U
Authority: CN
Inventors: 王进; 孙庆华; 邱浩杰; 庄勋利
Original assignee: Qingdao Leiting Heavy Industry Co Ltd
Current assignee: Qingdao Leiting Heavy Industry Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-24
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to an inclined axial flow fan, belonging to the technical field of fan equipment, which is characterized in that the inclined axial flow fan comprises a support frame and a fan shell which is obliquely arranged on the support frame, wherein the support frame comprises a base and support legs which are fixed at the two ends of the upper part of the base; supporting legs are fixed at two ends of the lower part of the fan shell and correspond to the supporting legs one to one; the supporting legs comprise supporting rods which are vertically arranged, upper end mounting plates which are positioned at the upper ends of the supporting rods and lower end mounting plates which are positioned at the lower ends of the supporting rods; the supporting legs comprise at least two vertically arranged supporting plates and connecting plates which are horizontally arranged at the lower parts of the supporting plates and are fixedly connected with the supporting plates; the upper end mounting plate is connected with the support plate through bolts; the utility model discloses can convenient and fast's fan casing and support frame install the dismantlement to the transportation is removed to tilting axial fan to the convenience.

Description

Inclined axial flow fan

Technical Field

The utility model relates to a fan equipment technical field especially relates to a tilting axial fan.

Background

Axial fans are a common type of ventilation device. The inclined axial flow fan is a common type of axial flow fan, and the axis of a fan shell is obliquely intersected with a placing ground. In order to keep the shell of the fan in an inclined state, a support frame is arranged at the lower part of the fan shell, and the fan shell is supported by the support frame, so that the fan shell is kept in an inclined state. The existing inclined axial flow fan is characterized in that a fan shell of the existing inclined axial flow fan is mainly fixed on a support frame in a welding mode, and due to the arrangement of the support frame, the whole axial flow fan equipment has high height, large volume and inconvenient movement and transportation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tilting axial fan, the dismantlement is installed with the support frame to the fan casing that can convenient and fast to the convenience removes the transportation to tilting axial fan.

The above technical purpose of the present invention can be achieved by the following technical solutions: an inclined axial flow fan comprises a support frame and a fan shell arranged on the support frame in an inclined mode, wherein the support frame comprises a base and support legs fixed to two ends of the upper portion of the base; supporting legs are fixed at two ends of the lower part of the fan shell and correspond to the supporting legs one to one; the supporting legs comprise supporting rods which are vertically arranged, upper end mounting plates which are positioned at the upper ends of the supporting rods and lower end mounting plates which are positioned at the lower ends of the supporting rods; the supporting legs comprise at least two vertically arranged supporting plates and connecting plates which are horizontally arranged at the lower parts of the supporting plates and are fixedly connected with the supporting plates; the upper end mounting plate is connected with the supporting plate through bolts.

By the technical scheme, when the inclined axial flow fan needs to be moved and transported, the upper end mounting plate and the supporting plate are detached, the fan shell is detached from the supporting frame, and the fan shell is supported by the supporting legs, so that the inclined axial flow fan can be moved and transported more conveniently; after the inclined axial flow fan is moved to the set position, the support frame is connected with the support legs through bolts and nuts, and therefore the fan shell is fixed on the support frame.

Preferably, the lower end mounting plate is connected with the base through bolts.

Through above-mentioned technical scheme, lower extreme mounting panel and base bolted connection to can convenient and fast dismantle and install supporting leg and base, thereby can further reduce the occupation space of support frame, and then more convenient when transporting tilting axial fan.

Preferably, the upper part of the supporting plate is provided with an arc surface part attached to the circumferential surface of the fan shell.

Through the technical scheme, the cambered surface part attached to the circumferential surface of the fan shell is arranged on the upper part of the supporting plate, so that the contact area with the fan shell is larger, and the fan shell can be better supported.

Preferably, the base comprises two longitudinal support beams arranged in parallel in the length direction and at least two transverse support beams which are arranged between the longitudinal support beams and are perpendicular to the longitudinal support beams; and two ends of the transverse supporting beam are respectively fixedly connected with the two longitudinal supporting beams.

Through above-mentioned technical scheme, the frame construction that the base comprises vertical supporting beam and horizontal supporting beam is guaranteeing to have on the basis of great supporting area to the casing, simple structure, easily preparation to have lighter quality, convenient transportation.

Preferably, the cross section of the longitudinal support beam is in an I shape.

Through the technical scheme, the cross section of the longitudinal supporting beam is I-shaped, so that the longitudinal supporting beam has a large supporting area and strong structural strength, the mounting hole is conveniently formed in the longitudinal supporting beam, and the lower end mounting plate and the longitudinal supporting beam are conveniently connected through the bolt.

Preferably, a longitudinal connecting rod and a transverse connecting rod are arranged between the adjacent supporting rods, the longitudinal connecting rod is arranged in the length direction of the base, the transverse connecting rod is arranged in the width direction of the base, and two ends of the longitudinal connecting rod and two ends of the transverse connecting rod are fixedly connected with the supporting rods respectively.

Through above-mentioned technical scheme, through the setting of longitudinal tie rod and transverse connection pole, and then link to each other adjacent bracing piece in the base length direction on edge and along base width direction, make each bracing piece constitute a whole through longitudinal tie rod and transverse connection pole to the supported state to fan housing is more stable.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural view of an inclined axial flow fan.

FIG. 2 is a schematic structural view of a support leg.

Fig. 3 is a schematic structural view of the supporting foot.

Fig. 4 is a schematic structural view of the base.

Wherein, 1, a base; 11. a transverse support beam; 12. a longitudinal support beam; 2. a fan housing; 3. supporting legs; 31. a support bar; 32. an upper end mounting plate; 33. a lower end mounting plate; 4. supporting legs; 41. a support plate; 411. an arc surface portion; 42. a connecting plate; 5. a longitudinal connecting rod; 6. a transverse connecting rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b):

an inclined axial flow fan, refer to fig. 1, includes a support frame and a fan housing 2 arranged on the support frame in an inclined manner. The support frame includes base 1 and fixes the supporting leg 3 at 1 upper portion both ends of base, and supporting leg 3 is including the short leg that props that is located 2 low side both sides of fan casing and the long leg that props that is located 2 high end both sides of fan casing, and the short leg that props only length difference with the long leg that props, and the structure is the same. Supporting legs 4 are fixed at two ends of the lower portion of the fan shell 2, and the supporting legs 3 correspond to the supporting legs 4 one to one.

Referring to fig. 2, the supporting leg 3 includes a vertically disposed supporting rod 31, an upper end mounting plate 32 at an upper end of the supporting rod 31, and a lower end mounting plate 33 at a lower end of the supporting rod 31. The support rod 31 is made of rectangular tube material. The upper end mounting plate 32 and the lower end mounting plate 33 are laser-cut steel plates, and mounting holes for bolts to penetrate through are formed in the surfaces of the steel plates; an upper end mounting plate 32 and a lower end mounting plate 33 are horizontally welded to the upper and lower ends of the support rod 31.

Referring to fig. 1 and 2, a longitudinal connecting rod 5 and a transverse connecting rod 6 are arranged between adjacent supporting rods 31, wherein the longitudinal connecting rod 5 and the transverse connecting rod 6 are arranged along the length direction of the base 1, and the two ends of the longitudinal connecting rod 5 and the transverse connecting rod 6 are respectively fixedly connected with the supporting rods 31. Through the setting of longitudinal tie 5 and transverse tie 6, and then link to each other adjacent bracing piece 31 along base 1 length direction and along base 1 width direction, make each bracing piece 31 constitute a whole through longitudinal tie 5 and transverse tie 6 to the supported state to fan housing 2 is more stable.

Referring to fig. 3, the supporting foot 4 includes at least two supporting plates 41 vertically disposed and a connecting plate 42 horizontally disposed at a lower portion of the supporting plates 41 and fixedly connected to the supporting plates 41. The upper portion of the support plate 41 is provided with a curved surface 411 that is fitted to the circumferential surface of the fan housing 2. The supporting plate 41 and the connecting plate 42 are both made of cut steel plates, and the supporting plate 41 and the connecting plate 42 are fixed through welding. The connecting plate 42 has a mounting hole for passing a bolt formed on a surface thereof.

Referring to fig. 4, the base 1 includes two longitudinal support beams 12 arranged in parallel in the length direction and at least two transverse support beams 11 positioned between the longitudinal support beams 12 and arranged perpendicular to the longitudinal support beams 12; the two ends of the transverse supporting beam 11 are respectively fixedly connected with the two longitudinal supporting beams 12. The longitudinal support beam 12 is made of i-shaped steel, and the cross section of the longitudinal support beam is i-shaped. The transverse support beam 11 is a channel steel, and the longitudinal support beam 12 and the transverse support beam 11 are welded to form the base 1 of the frame structure. The longitudinal supporting beam 12 is made of I-shaped steel, materials are easy to obtain, the structural strength is good, and mounting holes are conveniently formed in the longitudinal supporting beam 12.

Referring to fig. 1 to 4, the support frame is composed of support legs 3 of a base 1, and the support legs 3 are respectively bolted to the support legs 4 and the base 1 through upper end mounting plates 32 at the upper ends and lower end mounting plates 33 at the lower ends. When the inclined axial flow fan needs to be moved and transported, the upper end mounting plate 32 and the support plate 41 are disassembled, and then the fan shell 2 and the support frame are disassembled; and can select whether to detach the support leg 3 from the base 1 as required. When the fan is transported, the fan shell 2 is supported through the supporting legs 4, so that the inclined axial flow fan can be more conveniently transported in a moving mode. After the inclined axial flow fan is moved to the set position, the support frame is connected with the support legs 4 through bolts and nuts, and therefore the fan shell 2 is fixed on the support frame.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a tilting axial fan, includes that support frame and slope set up fan casing (2) on the support frame, its characterized in that: the support frame comprises a base (1) and support legs (3) fixed at two ends of the upper part of the base (1); supporting legs (4) are fixed at two ends of the lower part of the fan shell (2), and the supporting legs (3) correspond to the supporting legs (4) one by one; the supporting legs (3) comprise supporting rods (31) which are vertically arranged, upper end mounting plates (32) which are positioned at the upper ends of the supporting rods (31) and lower end mounting plates (33) which are positioned at the lower ends of the supporting rods (31); the supporting legs (4) comprise at least two supporting plates (41) which are vertically arranged and connecting plates (42) which are horizontally arranged at the lower parts of the supporting plates (41) and are fixedly connected with the supporting plates (41); the upper end mounting plate (32) is connected with a supporting plate (41) through bolts.

2. The inclined axial flow fan according to claim 1, wherein: the lower end mounting plate (33) is connected with the base (1) through bolts.

3. The inclined axial flow fan according to claim 1, wherein: the upper part of the supporting plate (41) is provided with an arc surface part (411) attached to the circumferential surface of the fan shell (2).

4. The inclined axial flow fan according to claim 2, wherein: the base (1) comprises two longitudinal supporting beams (12) arranged in parallel in the length direction and at least two transverse supporting beams (11) which are positioned between the longitudinal supporting beams (12) and are arranged perpendicular to the longitudinal supporting beams (12); and two ends of the transverse supporting beam (11) are respectively and fixedly connected with the two longitudinal supporting beams (12).

5. The inclined axial flow fan according to claim 4, wherein: the cross section of the longitudinal supporting beam (12) is I-shaped.

6. The inclined axial flow fan according to claim 1, wherein: be provided with longitudinal tie rod (5) and transverse tie rod (6) along base (1) width direction of length direction along base (1) length direction between adjacent bracing piece (31), the both ends of longitudinal tie rod (5) and transverse tie rod (6) respectively with bracing piece (31) fixed connection.