CN221347320U - Dry-variable cross-flow cooling fan - Google Patents

Abstract

The utility model discloses a dry variable cross flow cooling fan, which comprises a shell and a rotating column, wherein a through hole is formed in one side surface of the shell, a connecting plate is arranged on the surface of the through hole, a through groove is formed in the center of the surface of the connecting plate, a motor is arranged at the through groove, a convex block is arranged at the center of the back surface of the motor, a notch is formed in one end of the rotating column, the convex block is arranged at the notch, a first mounting plate is fixedly arranged on the surface of the rotating column, a plurality of first clamping grooves of the wind shielding blades are formed in the front surface of the first mounting plate, the wind shielding blades are connected with the wind shielding blades in a clamping mode, a plurality of second clamping grooves of the wind shielding blades are formed in the back surface of the motor in a clamping mode, the other ends of the wind shielding blades are connected with the first clamping grooves of the wind shielding blades at the first mounting plate and the second clamping grooves of the back surface of the motor in a clamping mode, and therefore the wind shielding blades can be conveniently taken down to be cleaned, the wind shielding blades are cleaner to clean, and cooling efficiency is improved.

Description

Dry-variable cross-flow cooling fan

Technical Field

The utility model relates to the technical field of cooling fans, in particular to a dry variable cross flow cooling fan.

Background

The cross flow fan is characterized in that fluid flows through the fan impeller twice, the fluid flows in the radial direction and flows out in the radial direction, the air inlet direction and the air exhaust direction are in the same plane, and the air exhaust bodies are uniformly distributed along the width direction of the fan. The device has the advantages of simple structure, small volume and longer reaching distance due to higher dynamic pressure coefficient, and is widely applied to laser instruments, air conditioners, air curtain devices, dryers, electric hair dryers, household appliances and grain combine harvesters.

When the cross flow fan in the prior art is used, dust can be adsorbed on the wind shielding blades, the wind shielding blades need to be cleaned after long-time use, however, the wind shielding blades of the cross flow fan in the prior art can only be washed by a water gun because the wind shielding blades are difficult to take down from a rotating column, and the cleaning mode cannot well clean the wind shielding blades completely and has certain limitation.

Disclosure of utility model

The utility model aims to provide a dry variable cross flow cooling fan so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a become cross flow cooling fan futilely, includes casing, column spinner, big casing inner chamber has been seted up to the inside of casing, big casing inner chamber's the place ahead is provided with little casing inner chamber, the through-hole has been seted up to one side of casing, and the surface of through-hole is provided with the connecting plate, logical groove has been seted up at the surface center of connecting plate, logical groove department is provided with the motor, the back center of motor is provided with the lug, the breach has been seted up to the one end of column spinner, breach department block is connected with the lug, the other end surface of column spinner is provided with a plurality of fixture block, a plurality of draw-in groove has been seted up on the top surface of little casing inner chamber, the draw-in groove block is connected with the fixture block, the fixed surface of column spinner is provided with first mounting panel, the front of first mounting panel is provided with a plurality of wind vane first draw-in groove, wind vane first draw-in groove block is connected with wind vane, the back of motor is provided with a plurality of wind vane second draw-in groove, wind vane second end block is connected to wind vane second draw-in groove department.

Preferably, the surface back of motor is provided with a plurality of rotatory piece, rotatory inner chamber has been seted up on the logical groove surface of connecting plate, rotatory piece gomphosis swivelling joint is in rotatory inner chamber department.

Preferably, a plurality of fixing openings are formed in the surface of the connecting plate, and fastening bolts are arranged at the fixing openings.

Preferably, the surface of the lug is provided with threads, the inner surface of the notch is provided with threads, and the lug is connected to the notch through threads.

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

According to the dry variable cross flow cooling fan, two ends of the wind shielding blade are respectively connected to the first clamping groove of the wind shielding blade at the first mounting plate and the second clamping groove at the back of the motor in a clamping mode, so that the wind shielding blade can be conveniently taken down for cleaning, the wind shielding blade is cleaner to clean, and the cooling efficiency is improved.

Drawings

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

FIG. 2 is a schematic diagram of a spin column according to the present utility model;

FIG. 3 is a schematic view of a housing structure according to the present utility model;

FIG. 4 is a schematic view of a wind shield blade attachment structure of the present utility model;

fig. 5 is a cross-sectional view of a web of the present utility model.

In the figure: 1. a housing; 2. a motor; 3. a connecting plate; 4. a fixing bolt; 5. a spin column; 6. a clamping block; 7. a first mounting plate; 8. the first clamping groove of the wind shielding blade; 9. a notch; 10. an inner cavity of the small shell; 11. a clamping groove; 12. an inner cavity of the large shell; 13. a fixed port; 14. the second clamping groove of the wind shielding blade; 15. a bump; 16. a wind shielding blade; 17. a rotating block; 18. the inner cavity is rotated.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a dry change cross flow cooling fan, including casing 1, column spinner 5, big casing inner chamber 12 has been seted up to the inside of casing 1, big subject inner chamber 12's the place ahead is provided with little casing inner chamber 10, the through-hole has been seted up to one side of casing 1, the surface of through-hole is provided with connecting plate 3, logical groove has been seted up at the surface center of connecting plate 3, logical groove department is provided with motor 2, the back center of motor 2 is provided with lug 15, breach 9 has been seted up to one end of column spinner 5, breach 9 snap-in connection has lug 15, the other end surface of column spinner 5 is provided with a plurality of fixture block 6, a plurality of draw-in groove 11 has been seted up on the top surface of little casing inner chamber 10, the draw-in groove 11 snap-in connection has fixture block 6, the fixed surface of column spinner 5 is provided with first mounting panel 7, the front of first mounting panel 7 is provided with a plurality of wind blade first draw-in groove 8, wind blade first draw-in groove 8 snap-in connection has wind blade 16, the back of motor 2 is provided with a plurality of wind blade second draw-in groove 14, the other end snap-in connection of wind blade 16 to wind blade second draw-in groove 14 department.

Specifically, the inside of the casing 1 is composed of a small casing inner cavity 10 and a large casing inner cavity 12, wherein the small casing inner cavity 10 is communicated with the large casing inner cavity 12 and is positioned in the middle of one side wall of the large casing inner cavity 12, and it is also required to say that the diameter of the small casing inner cavity 10 is matched with the diameter of the rotary column 5, so that one end of the rotary column 5 can be better fixed.

Further, the back of the surface of the motor 2 is provided with a plurality of rotating blocks 17, the through groove surface of the connecting plate 3 is provided with a rotating inner cavity 18, the rotating blocks 17 are embedded and connected to the rotating inner cavity 18 in a rotating mode, when the motor 2 is started, the rotating blocks 17 at the motor 2 slide in the rotating inner cavity 18, and therefore the connecting plate 3 and the motor 2 are connected, and finally the motor 2 is conveniently fixed.

Further, a plurality of fixing openings 13 are formed in the surface of the connecting plate 3, fastening bolts 4 are arranged at the fixing openings 13, and the connecting plate 3 is fixed to the housing 1 through the fastening bolts 4.

Further, the surface of the bump 15 is provided with threads, the inner surface of the notch 9 is provided with threads, and the bump 15 is connected to the notch 9 by threads.

Working principle: when the wind shielding blade 16 is required to be cleaned, the fixing bolt 4 is firstly removed, so that the rotary column 5 and the wind shielding blade 16 in the shell 1 are removed, then the motor 2 and the connecting plate 3 are pulled backwards, the wind shielding blade 16 is exposed to the front, the wind shielding blade 16 can be removed, and the wind shielding blade 16 is cleaned after the removal is completed.

When the cleaning of the wind shielding blade 16 is completed, firstly, the bottom of the wind shielding blade 16 is connected to the first clamping groove 8 of the wind shielding blade in a clamping way, then, the second clamping groove 14 of the wind shielding blade at the bottom of the combination of the motor 2 and the connecting plate 3 is connected with the top of the wind shielding blade 16 in a clamping way, and after all preparations are completed, the fixing bolt 4 is arranged at the fixing opening 13, so that the combination of the rotating column 5, the wind shielding blade 16, the connecting plate 3 and the motor 2 is fixed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (4)

1. The dry variable cross flow cooling fan comprises a shell (1) and a rotary column (5), and is characterized in that: the inside of casing (1) has been seted up big casing inner chamber (12), the place ahead of big casing inner chamber (12) is provided with little casing inner chamber (10), through-hole has been seted up to the side of casing (1), and the surface of through-hole is provided with connecting plate (3), logical groove has been seted up at the surface center of connecting plate (3), and logical groove department is provided with motor (2), the back center of motor (2) is provided with lug (15), breach (9) have been seted up to the one end of column (5), breach (9) department block formula is connected with lug (15), the other end surface of column (5) is provided with a plurality of fixture block (6), a plurality of draw-in groove (11) have been seted up on the top surface of little casing inner chamber (10), the surface mounting of draw-in groove (11) block is connected with fixture block (6), the surface mounting of column (5) is provided with first mounting panel (7), the front of first mounting panel (7) is provided with a plurality of first draw-in groove (8) of windscreen blade, first draw-in groove (16) are connected with blade (16), the second end (14) are connected to the second end of windscreen blade (14).

2. A dry variable cross-flow cooling fan as claimed in claim 1, wherein: the surface back of motor (2) is provided with a plurality of rotatory piece (17), rotatory inner chamber (18) have been seted up on the logical groove surface of connecting plate (3), rotatory piece (17) gomphosis swivelling joint is in rotatory inner chamber (18) department.

3. A dry variable cross-flow cooling fan as claimed in claim 1, wherein: a plurality of fixing openings (13) are formed in the surface of the connecting plate (3), and fastening bolts (4) are arranged at the fixing openings (13).

4. A dry variable cross-flow cooling fan as claimed in claim 1, wherein: the surface of the lug (15) is provided with threads, the inner surface of the notch (9) is provided with threads, and the lug (15) is connected to the notch (9) through threads.