CN219317221U

CN219317221U - Cabinet type centrifugal fan

Info

Publication number: CN219317221U
Application number: CN202223334285.1U
Authority: CN
Inventors: 郑庆萍; 倪均
Original assignee: Hangshang Fan Zhejiang Co ltd
Current assignee: Hangshang Fan Zhejiang Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-07-07
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a cabinet type centrifugal fan, which belongs to the field of cabinet type centrifugal fans and comprises a cabinet type centrifugal fan cabinet body, wherein a connecting structure is arranged at the front end of the cabinet type centrifugal fan cabinet body, a mounting fixed shaft is arranged in the connecting structure, a protective net structure is arranged in the connecting structure and is rotatably arranged on the mounting fixed shaft arranged in the connecting structure, two support plates are symmetrically arranged at the right end of the cabinet type centrifugal fan cabinet body, and the mounting fixed shaft is arranged in the connecting structure, so that the convenience of dismounting and mounting the protective net structure is greatly improved.

Description

Cabinet type centrifugal fan

Technical Field

The utility model relates to the field of cabinet type centrifugal fans, in particular to a cabinet type centrifugal fan.

Background

The cabinet type centrifugal fan is also called a cabinet type fan, is a high-efficiency low-noise cabinet type centrifugal fan and has the advantages of high temperature resistance, excellent performance, novel and compact structure, small vibration, light weight, convenience in installation and use and the like. It is widely used in places requiring ventilation and smoke exhaust such as hotels, restaurants, auditoriums, movie theaters, basements, factories and mining enterprises, office buildings and the like.

In order to prevent foreign matters from entering into the cabinet type centrifugal fan and damaging the impeller of the fan, a protective screen is installed on the cabinet type centrifugal fan, when the inside of the cabinet type centrifugal fan needs to be overhauled and maintained, the protective screen needs to be detached firstly, and then the inside of the cabinet type centrifugal fan can be overhauled and maintained, so that the protective screen can be detached conveniently and rapidly, and the overhauling and maintaining efficiency inside the cabinet type centrifugal fan is closely related to that of the cabinet type centrifugal fan, the conventional patent number is CN202021657495.2, although the cabinet type centrifugal fan is fixed between two fixing bodies through an interception mechanism, namely, a rectangular frame is fixed between the two fixing bodies, and under the mutual cooperation of a first spring, a slide bar, a pull ring and a connecting plate, the rectangular frame is limited through an inserting jack at the tail end of the slide bar, so that the disassembly and the assembly of the rectangular frame are convenient to a certain extent, however, the convenient degree still needs to be lifted, and the cabinet type centrifugal fan capable of conveniently and rapidly disassembling the protective screen is needed.

Disclosure of Invention

The utility model mainly aims to provide a cabinet type centrifugal fan which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a cabinet-type centrifugal fan, includes cabinet-type centrifugal fan cabinet body, connection structure is installed to cabinet-type centrifugal fan cabinet body's front end, install the installation fixed axle in the connection structure, install the protection network structure in the connection structure, just the protection network structure rotates to be installed on the installation fixed axle of installation in the connection structure.

Preferably, the right-hand member symmetry of cabinet type centrifugal fan cabinet installs two backup pads, two the mounting panel is installed to the upper end of backup pad, mounting panel and two backup pads are in the same place through welded mode fixed mounting, backup pad and mounting panel pass through bolt fixed mounting at the right-hand member of cabinet type centrifugal fan cabinet simultaneously, install the impeller in the cabinet type centrifugal fan cabinet.

Preferably, the output shaft of the driving motor is connected with an impeller arranged in the cabinet body of the cabinet type centrifugal fan, the cabinet body of the cabinet type centrifugal fan is fixedly provided with a mounting connecting piece through a bolt, and the mounting connecting piece is fixedly arranged at the upper end of the mounting plate through the bolt.

Preferably, the connecting structure is fixedly arranged at the front end of the cabinet type centrifugal fan cabinet body in a welding mode, and a plurality of bolt mounting holes are symmetrically formed in the cabinet type centrifugal fan cabinet body.

Preferably, the connecting structure is provided with a protective net mounting groove, the protective net mounting groove penetrates through the outer wall and the inner wall of the connecting structure, and the mounting fixing shaft is fixedly arranged in the protective net mounting groove.

Preferably, the protection network structure comprises outer frame structure and protection network main part, the protection network main part passes through welded mode fixed mounting on the inner wall of outer frame structure, the carrying handle is installed to the one end of outer frame structure, carrying handle and outer frame structure pass through screw fixed mounting together, carrying handle is located connection structure's outside, the protection network structure is installed in the protection network mounting groove of seting up on connection structure, the installation shaft hole has been seted up on the outer frame structure, the outer frame structure is installed on the installation fixed axle through the installation shaft hole rotation of seting up on it.

Compared with the prior art, the utility model has the following beneficial effects:

through setting up the installation fixed axle in connection structure to and with the protection network structure rotation install on the installation fixed axle, make the convenience of protection network structure dismouting obtain promoting by a wide margin, thereby can promote the efficiency that the internal equipment of cabinet type centrifugal fan cabinet overhauld and maintain, when the internal equipment of cabinet type centrifugal fan cabinet need overhaul and maintain, can outwards rotate ninety degrees around the installation fixed axle with the protection network structure, thereby make the protection network structure follow connection structure's ventilation tank and shift out, can overhaul and maintain the internal equipment of cabinet type centrifugal fan cabinet afterwards.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of a connecting structure according to the present utility model;

FIG. 3 is a schematic structural diagram of a protection net structure according to the present utility model.

In the figure: 1. a cabinet body of the cabinet type centrifugal fan; 2. a driving motor; 3. a connection structure; 4. a protective net structure; 5. a support plate; 6. a mounting plate; 7. installing a connecting piece; 8. a bolt mounting hole; 9. a protective net mounting groove; 10. installing a fixed shaft; 11. an outer frame structure; 12. a protective net main body; 13. a lifting handle; 14. and (5) installing a shaft hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, fig. 2 and fig. 3, a cabinet type centrifugal fan comprises a cabinet type centrifugal fan cabinet body 1, two support plates 5 are symmetrically arranged at the right end of the cabinet type centrifugal fan cabinet body 1, a mounting plate 6 is arranged at the upper ends of the two support plates 5, the mounting plate 6 and the two support plates 5 are fixedly arranged together in a welded mode, the support plates 5 and the mounting plate 6 are simultaneously fixedly arranged at the right end of the cabinet type centrifugal fan cabinet body 1 through bolts, an impeller is arranged in the cabinet type centrifugal fan cabinet body 1, an output shaft of a driving motor 2 is connected with the impeller arranged in the cabinet type centrifugal fan cabinet body 1, a mounting connecting piece 7 is fixedly arranged at the upper end of the mounting plate 6 through bolts, a connecting structure 3 is arranged at the front end of the cabinet type centrifugal fan cabinet body 1, a plurality of bolt mounting holes 8 are symmetrically formed in the cabinet type centrifugal fan cabinet body 1, and during use, the driving motor 2 can drive the impeller in the cabinet type centrifugal fan cabinet body 1 to rotate, and the ventilation effect of the impeller can be realized along with the rotation of the impeller.

Referring to fig. 1, 2 and 3, a fixing shaft 10 is installed in a connection structure 3, a protective net installation groove 9 is formed in the connection structure 3, the protective net installation groove 9 penetrates through the outer wall and the inner wall of the connection structure 3, the fixing shaft 10 is fixedly installed in the protective net installation groove 9, a protective net structure 4 is installed in the connection structure 3, the protective net structure 4 is rotatably installed on the fixing shaft 10 installed in the connection structure 3, the protective net structure 4 is composed of an outer frame structure 11 and a protective net main body 12, the protective net main body 12 is fixedly installed on the inner wall of the outer frame structure 11 in a welding mode, a lifting handle 13 is installed at one end of the outer frame structure 11, the lifting handle 13 and the outer frame structure 11 are fixedly installed together through screws, the lifting handle 13 is located on the outer side of the connection structure 3, the protection network structure 4 is installed in the protection network mounting groove 9 of seting up on connection structure 3, the installation shaft hole 14 has been seting up on the frame structure 11, the frame structure 11 is installed on installation fixed axle 10 through the installation shaft hole 14 rotation of seting up on it, through setting up installation fixed axle 10 in connection structure 3, and install the protection network structure 4 rotation on installation fixed axle 10, make the convenience of protection network structure 4 dismouting obtain promoting by a wide margin, thereby can promote the efficiency of equipment maintenance in the cabinet type centrifugal fan cabinet 1, when the equipment in the cabinet type centrifugal fan cabinet 1 need be overhauld and maintained, can outwards rotate ninety degrees around installation fixed axle 10 with protection network structure 4, thereby make protection network structure 4 follow the ventilation groove of connection structure 3 and remove, can examine and repair the equipment in the cabinet type centrifugal fan cabinet 1 afterwards.

It should be noted that, the utility model is a cabinet type centrifugal fan, when the equipment in the cabinet type centrifugal fan cabinet 1 needs to be overhauled and maintained, the protection net structure 4 can be rotated ninety degrees outwards around the installation fixing shaft 10, so that the protection net structure 4 moves out of the ventilation groove of the connection structure 3, at this time, the disassembly of the protection net structure 4 is completed, and then a worker can overhaul and maintain the equipment in the cabinet type centrifugal fan cabinet 1 through the ventilation groove on the connection structure 3; after the equipment in the cabinet type centrifugal fan cabinet body 1 is overhauled and maintained, the protective net structure 4 is rotated ninety degrees inwards around the installation fixing shaft 10, so that the protective net structure 4 is completely positioned in the connecting structure 3, and the installation of the protective net structure 4 is completed at the moment.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cabinet type centrifugal fan, includes cabinet type centrifugal fan cabinet body (1), its characterized in that: the novel centrifugal fan is characterized in that a connecting structure (3) is arranged at the front end of the cabinet body (1) of the centrifugal fan, an installation fixing shaft (10) is arranged in the connecting structure (3), a protective net structure (4) is arranged in the connecting structure (3), and the protective net structure (4) is rotatably arranged on the installation fixing shaft (10) arranged in the connecting structure (3).

2. A cabinet type centrifugal fan according to claim 1, wherein: two backup pads (5) are installed to the right-hand member symmetry of cabinet type centrifugal fan cabinet (1), two mounting panel (6) are installed to the upper end of backup pad (5), mounting panel (6) and two backup pads (5) are in the same place through welded mode fixed mounting, backup pad (5) and mounting panel (6) pass through bolt fixed mounting simultaneously at the right-hand member of cabinet type centrifugal fan cabinet (1), install the impeller in the cabinet type centrifugal fan cabinet (1).

3. A cabinet type centrifugal fan according to claim 2, wherein: the output shaft of the driving motor (2) is connected with an impeller arranged in the cabinet type centrifugal fan cabinet (1), an installation connecting piece (7) is fixedly arranged on the cabinet type centrifugal fan cabinet (1) through bolts, and the installation connecting piece (7) is fixedly arranged at the upper end of the installation plate (6) through bolts.

4. A cabinet type centrifugal fan according to claim 3, wherein: the connecting structure (3) is fixedly arranged at the front end of the cabinet type centrifugal fan cabinet body (1) in a welding mode, and a plurality of bolt mounting holes (8) are symmetrically formed in the cabinet type centrifugal fan cabinet body (1).

5. A cabinet type centrifugal fan according to claim 4, wherein: the protective net mounting groove (9) is formed in the connecting structure (3), the outer wall and the inner wall of the connecting structure (3) are communicated through the protective net mounting groove (9), and the mounting fixing shaft (10) is fixedly mounted in the protective net mounting groove (9).

6. A cabinet type centrifugal fan according to claim 5, wherein: the utility model provides a protection network structure (4) comprises frame structure (11) and protection network main part (12), protection network main part (12) are through welded mode fixed mounting on the inner wall of frame structure (11), carry handle (13) are installed to the one end of frame structure (11), carry handle (13) and frame structure (11) through screw fixed mounting together, carry handle (13) are located the outside of connection structure (3), protection network structure (4) are installed in protection network mounting groove (9) of seting up on connection structure (3), set up mounting shaft hole (14) on frame structure (11), install on installation fixed axle (10) through the installation shaft hole (14) rotation of seting up on it for frame structure (11).