CN218266499U

CN218266499U - Waterproof centrifugal fan

Info

Publication number: CN218266499U
Application number: CN202222875396.7U
Authority: CN
Inventors: 李兴海; 韩玲
Original assignee: Shenzhen Situo Ocean Motor Co ltd
Current assignee: Shenzhen Situo Ocean Motor Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-10
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a waterproof centrifugal fan belongs to the centrifugal fan field, including first shell and second shell, first shell is in the same place with the second shell is installed, and the inside of first shell and second shell is equipped with the fan rotary drum, install protective structure on the second shell, and protective structure includes mounting panel, fender rod and dust rack, the fender rod is fixed on the mounting panel, and the mounting panel is installed on the second shell, the dust rack is installed on the mounting panel. Through the protective structure who sets up, can play the effect of protection to the inside fan rotary drum of shell, prevent that impurity from entering into the damage that causes the fan rotary drum in the shell, ensured whole centrifugal fan's result of use, adopt dustproof frame, prevent dust effectively, avoid the dust to enter into and cause the fan rotary drum to become dirty in the shell, dustproof frame adopts the mode of joint to install on the chucking seat simultaneously, convenient to detach clearance, the flexibility of getting up of operation is high.

Description

Waterproof centrifugal fan

Technical Field

The utility model relates to a centrifugal fan field, in particular to waterproof centrifugal fan.

Background

The waterproof centrifugal fan is one of centrifugal fans, is a fan for heat dissipation, has good waterproof performance, and achieves the aim of blowing by adopting centrifugal force. Waterproof centrifugal fan is when using, and the motor takes the fan rotary drum rotatory, is equipped with a plurality of centrifugal fan blades on the rotary drum, after the fan rotary drum is rotatory, centrifugal fan blade blows off the air in the fan housing from the air outlet, and the wind that blows off acts on the component department of work to dispel the heat to the component, with this inside local vacuum that forms of fan housing simultaneously, outside air then enters into inside from the side of fan, so reciprocal going on, thereby realized the radiating purpose of blowing. In the present waterproof centrifugal fan structure, offer the through-hole that is used for the air to get into on the shell, but through-hole department does not set up protective structure, cause the fan rotary drum to expose relatively when rotatory, the fan rotary drum can not obtain effectual protection, impurity is if enter into the fan in, can cause the damage of fan rotary drum, influence centrifugal fan's life, centrifugal fan is when using simultaneously, can not prevent dust effectively, the dust is piled up on the fan rotary drum easily after long-time the use, can cause the fan rotary drum to become dirty, and the fan rotary drum becomes dirty after be convenient for clean, need dismantle just can clean behind the fan shell during the cleanness, it is comparatively complicated to operate.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a waterproof centrifugal fan which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a waterproof centrifugal fan, includes first shell and second shell, first shell is in the same place with the installation of second shell, and the inside of first shell and second shell is equipped with the fan rotary drum, install protective structure on the second shell, and protective structure includes mounting panel, fender rod and dustproof frame, the fender rod is fixed on the mounting panel, and the mounting panel is installed on the second shell, dustproof frame is installed on the mounting panel.

Preferably, the first housing and the second housing are connected together in a clamping manner, the fan drum is rotatably installed inside the first housing and the second housing, and the first housing and the second housing are provided with air outlets.

Preferably, the first shell and the second shell are connected with mounting blocks, through holes are formed in the second shell, and connecting screw holes are formed in the second shell.

Preferably, protective structure still includes construction bolt and chucking seat, construction bolt sets up on the mounting panel, and in construction bolt's lower extreme threaded connection was in the connection screw on the second shell, the mounting panel passes through construction bolt to be fixed on the second shell.

Preferably, the chucking seat is fixed on the mounting panel, and the chucking seat symmetry sets up on the mounting panel, be equipped with the draw-in groove between chucking seat and the mounting panel, dustproof frame joint is in the draw-in groove between mounting panel and chucking seat.

Preferably, the dust rack includes first chucking strip, second chucking strip and elasticity dust screen, the elasticity dust screen sets up between first chucking strip and second chucking strip, and elasticity dust screen and first chucking strip, second chucking strip fixed connection, first chucking strip, second chucking strip joint are in the draw-in groove of chucking seat department.

Compared with the prior art, the utility model discloses following beneficial effect has: this waterproof centrifugal fan, through the protective structure who sets up, can play the effect of protection to the inside fan rotary drum of shell, prevent that impurity from entering into the shell and cause the damage of fan rotary drum, ensured whole centrifugal fan's result of use, adopt dustproof frame, prevent dust effectively, it becomes dirty to avoid the dust to enter into and cause the fan rotary drum in the shell, dustproof frame adopts the mode of joint to install on the chucking seat simultaneously, convenient to detach clears up, the flexibility of getting up in operation is high.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the fan drum of the present invention;

FIG. 3 is a schematic view of the protective structure of the present invention;

fig. 4 is a schematic structural view of the dust-proof frame of the present invention.

In the figure: 1. a first housing; 2. a second housing; 3. a fan drum; 4. a protective structure; 401. mounting a plate; 402. installing a bolt; 403. a guard bar; 404. a dust-proof frame; 4041. a first fastening strip; 4042. a second fastening strip; 4043. an elastic dust screen; 405. a clamping seat; 5. an air outlet; 6. mounting blocks; 7. and connecting the screw holes.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a waterproof centrifugal fan comprises a first housing 1 and a second housing 2, the first housing 1 and the second housing 2 are mounted together, a fan rotating drum 3 is arranged inside the first housing 1 and the second housing 2, a protective structure 4 is mounted on the second housing 2, the first housing 1 and the second housing 2 are connected together in a clamping manner, the fan rotating drum 3 is rotatably mounted inside the first housing 1 and the second housing 2, air outlets 5 are formed in the first housing 1 and the second housing 2, mounting blocks 6 are connected to the first housing 1 and the second housing 2, through holes are formed in the second housing 2, and connecting screw holes 7 are formed in the second housing 2.

When a waterproof centrifugal fan is used, the fan rotating drum 3 is installed on the first shell 1, the second shell 2 and the first shell 1 are connected in a clamping mode, the installation blocks 6 on the two shells are aligned at the moment, the protective structure 4 is installed on the second shell 2, then the centrifugal fan is installed, during installation, screws penetrate through holes in the installation blocks 6, the tail ends of the screws are screwed into holes in installation parts, the whole centrifugal fan is fixed through the installation blocks 6, the air outlet 5 faces an element needing cooling at the moment, after the power is switched on, the fan rotating drum 3 is driven to rotate by the driving motor, air inside the fan is blown out from the air outlet 5 to the element which works through the centrifugal fan blades on the fan rotating drum 3, cooling and heat dissipation are conducted on the element, local vacuum is formed after the air in the shells is discharged, outside air enters the inside of the fan through holes in the second shell 2, then the outside air is blown out from the air outlet 5 through the fan rotating drum 3, the centrifugal fan rotating drum is reciprocated in such a way, the centrifugal fan can be continuously used, when the outside air enters the inside of the fan through the through holes in the second shell 2, the protective structure 4 plays a role of preventing dust from entering the fan rotating drum 3, and further preventing dust from entering the fan rotating drum from entering the dust in the fan rotating drum from the dust during the use process, and preventing dust from the dust from entering the fan rotating drum 3, and preventing dust from entering the fan rotating drum, and ensuring that dust from entering the dust in the fan rotating drum.

Through the above embodiment, the protective structure 4 includes the mounting plate 401, the protective rod 403 and the dust-proof frame 404, the protective rod 403 is fixed on the mounting plate 401, the mounting plate 401 is mounted on the second housing 2, the dust-proof frame 404 is mounted on the mounting plate 401, the protective structure 4 further includes the mounting bolt 402 and the clamping seat 405, the mounting bolt 402 is disposed on the mounting plate 401, the lower end of the mounting bolt 402 is screwed into the connecting screw hole 7 on the second housing 2, the mounting plate 401 is fixed on the second housing 2 through the mounting bolt 402, the clamping seats 405 are fixed on the mounting plate 401, the clamping seats 405 are symmetrically disposed on the mounting plate 401, a clamping groove is disposed between the clamping seat 405 and the mounting plate 401, the dust-proof frame 404 is clamped in the clamping groove between the mounting plate 401 and the clamping seat 405, the dust-proof frame 404 includes the first clamping strip 4041, the second clamping strip 4042 and the elastic dust-proof net 4043, elasticity dust screen 4043 sets up between first chucking strip 4041 and second chucking strip 4042, and elasticity dust screen 4043 and first chucking strip 4041, second chucking strip 4042 fixed connection, first chucking strip 4041, second chucking strip 4042 joint is in the draw-in groove of chucking seat 405 department, protective structure 4 through the setting, can play the effect of protection to the inside fan rotary drum 3 of shell, prevent that impurity from entering into the shell and cause the damage of fan rotary drum 3, whole centrifugal fan's result of use has been ensured, adopt dustproof frame 404, prevent dust effectively, it becomes dirty to avoid the dust to cause fan rotary drum 3 in entering into the shell, dustproof frame 404 adopts the mode of joint to install on chucking seat 405 simultaneously, convenient to detach clearance, the flexibility of getting up in the operation is high.

When installing protective structure 4, to have protective rod 403, mounting panel 401 of dustproof frame 404 is laminated on second housing 2, pass the hole on mounting panel 401 with the end of construction bolt 402, make the end of construction bolt 402 revolve to connect in the screw 7, after protective structure 4 finishes installing, begin to use after finishing installing whole centrifugal fan, in-process that centrifugal fan used, when outside air enters into the fan inside, elastic dust screen 4043 in dustproof frame 404 plays dirt-proof effect, can filter the dust in the air, prevent that the dust from entering into fan inside and attaching to fan rotary drum 3, the normal use of fan has been ensured, simultaneously at the in-process of fan operation, protective rod 403 plays the effect of protection fan rotary drum 3, avoid causing the damage of fan rotary drum 3 because external factor influences, after long-time use, the dust more needs to be cleared up on the elastic dust screen 4043, the staff can take first chucking strip 4041 and second chucking strip 4042 out from chucking seat 405, then clear up elastic screen 4043, clear up after clear up, can dismantle after the clearance, can carry out the installation and the elastic screen 404 is dismantled, the simple installation again, convenient installation, the installation is swift with the flexible installation, just, the installation can be guaranteed again with the flexible installation.

The foregoing has described the principles of use, features and advantages of the present invention. The above embodiments and the description describe the basic principles and features of the present invention, and the present invention can be modified in various ways according to the principles of the present invention, and all such modifications are intended to fall within the scope of the present invention as claimed.

Claims

1. The utility model provides a waterproof centrifugal fan, includes first shell (1) and second shell (2), first shell (1) is in the same place with second shell (2) is installed, and the inside of first shell (1) and second shell (2) is equipped with fan rotary drum (3), its characterized in that: install protective structure (4) on second shell (2), and protective structure (4) include mounting panel (401), fender rod (403) and dustproof frame (404), fender rod (403) are fixed on mounting panel (401), and mounting panel (401) are installed on second shell (2), dustproof frame (404) are installed on mounting panel (401).

2. The waterproof centrifugal fan according to claim 1, wherein: the first casing (1) and the second casing (2) are clamped together, the fan rotating drum (3) is rotatably arranged in the first casing (1) and the second casing (2), and the first shell (1) and the second shell (2) are provided with air outlets (5).

3. The waterproof centrifugal fan of claim 2, wherein: the first shell (1) and the second shell (2) are connected with an installation block (6), a through hole is formed in the second shell (2), and a connection screw hole (7) is formed in the second shell (2).

4. A waterproof centrifugal fan according to claim 3, characterized in that: protective structure (4) still include mounting bolt (402) and chucking seat (405), mounting bolt (402) set up on mounting panel (401), and in the lower extreme threaded connection of mounting bolt (402) connect screw hole (7) on second shell (2), mounting panel (401) are fixed on second shell (2) through mounting bolt (402).

5. The waterproof centrifugal fan of claim 4, wherein: chucking seat (405) are fixed on mounting panel (401), and chucking seat (405) symmetry setting on mounting panel (401), be equipped with the draw-in groove between chucking seat (405) and mounting panel (401), dustproof frame (404) joint is in the draw-in groove between mounting panel (401) and chucking seat (405).

6. The waterproof centrifugal fan of claim 5, wherein: dustproof frame (404) include first chucking strip (4041), second chucking strip (4042) and elasticity dust screen (4043), elasticity dust screen (4043) set up between first chucking strip (4041) and second chucking strip (4042), and elasticity dust screen (4043) and first chucking strip (4041), second chucking strip (4042) fixed connection, first chucking strip (4041), second chucking strip (4042) joint are in the draw-in groove of chucking seat (405) department.