Heat dissipation shell of high-speed fan

Abstract

The invention discloses a high-speed fan heat dissipation shell which comprises a base and a heat dissipation shell body, a mounting groove is formed in the heat dissipation shell body, a motor of a fan is mounted in the mounting groove, an output shaft is arranged at the head of the motor, a front baffle is arranged at the head of the heat dissipation shell body, a plurality of air inlet holes are formed in the front baffle, and a plurality of air outlet holes are formed in the front baffle. A cover body is arranged at the tail of the heat dissipation shell, a heat dissipation fan is arranged in the cover body, a plurality of air outlet holes are formed in the cover body, a plurality of heat dissipation ribs are annularly arranged on the outer side of the motor, a heat dissipation channel is formed between every two adjacent heat dissipation ribs, and a plurality of heat dissipation protrusions are arranged on the inner wall of the heat dissipation shell in a protruding mode. By arranging the heat dissipation shell outside the motor, forced convection is generated through the heat dissipation fan on one side, so that external cold air enters through the air inlet holes and axially flows through the heat dissipation ribs to dissipate heat of the motor, and heat in the heat dissipation channel is conducted to the outside through the heat dissipation protrusions on the other side, so that the heat dissipation efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of fan accessories, in particular to the technical field of heat dissipation shells. Background Art

[0002] The motor heat dissipation function of a high-speed fan is a key factor in ensuring the normal operation of the motor and extending its service life; as shown in the patent document with publication number CN117937846A, the existing motor heat dissipation mainly relies on the natural convection of air to take away the heat generated by the motor, and the heat dissipation area is increased by the heat dissipation ribs on the surface of the motor. This heat dissipation method has limited heat dissipation effect; and the heat dissipation ribs are exposed to the external environment, and dust easily adheres to the surface of the heat dissipation ribs, making cleaning difficult and affecting the heat dissipation performance; the patent document with publication number CN214626712U cools the motor by adding a water-cooling casing to the outside of the motor. This structure has the hidden danger of water leakage and is inconvenient to disassemble and assemble the internal motor. Summary of the Invention

[0003] The purpose of the present invention is to solve the problems in the prior art and to provide a high-speed fan heat dissipation housing that can solve the above problems.

[0004] To achieve the above-mentioned objectives, the present invention proposes a high-speed fan heat dissipation casing, comprising a base and a heat dissipation shell, the heat dissipation shell is provided with a mounting groove, the motor of the fan is installed in the mounting groove, the head of the motor is provided with an output shaft, the head of the heat dissipation shell is provided with a front baffle, the front baffle is provided with a plurality of air inlet holes, the tail of the heat dissipation shell is provided with a cover body, a heat dissipation fan is provided in the cover body, a plurality of air outlet holes are provided on the cover body, a plurality of heat dissipation ribs are provided on the outer ring of the motor, a heat dissipation channel is provided between adjacent heat dissipation ribs, a plurality of heat dissipation protrusions are provided on the inner wall of the heat dissipation shell, the heat dissipation protrusions are provided corresponding to the heat dissipation channels, the top of the base is provided with a mounting slot, the bottom of the heat dissipation shell is provided with a slider matching the mounting slot, and the slider is installed in matching with the mounting slot.

[0005] Preferably, a cavity structure is provided inside the heat dissipation protrusion, a water cooling pipe is provided in the cavity structure, and the water cooling pipe is connected to a water cooling circulation device.

[0006] Preferably, the cross-section of the heat dissipation protrusion is Y-shaped, and the heat dissipation protrusion includes a V-shaped plate and heat dissipation fins. The two ends of the V-shaped plate are fixed on the inner wall of the heat dissipation shell. The middle of the V-shaped plate is provided with a protrusion protruding toward the motor, and the protrusion is provided with heat dissipation fins, and the heat dissipation fins are located in the heat dissipation channel.

[0007] Preferably, the raised portion is arc-shaped, and an arc-shaped groove matching the water-cooling pipe is provided in the cavity structure, and the water-cooling pipe is installed in a fit with the arc-shaped groove.

[0008] Preferably, the heat dissipation fins are wavy.

[0009] Preferably, a control box is provided on the outside of the motor, a window is provided on the heat dissipation housing at a position matching the control box, and a cover is hinged to the window.

[0010] Preferably, the heat dissipation protrusion and the heat dissipation housing are both made of materials with good thermal conductivity.

[0011] Preferably, the air inlet holes are radially distributed on the front baffle, the positions of the air inlet holes match the positions of the heat dissipation ribs, an annular plate is fixed to the outside of the front baffle, a filter is provided on the annular plate, and the filter covers the outside of the air inlet holes.

[0012] Preferably, the annular plate and the front baffle are detachably mounted.

[0013] Preferably, an outer shell is provided on the outside of the heat dissipation shell, a heat dissipation cavity is provided between the heat dissipation shell and the outer shell, an air inlet connected to the heat dissipation cavity is provided on one side of the outer shell, and an air outlet connected to the heat dissipation cavity is provided on the other side of the outer shell, and an exhaust fan is provided at the air outlet.

[0014] The beneficial effects of the present invention are as follows: the present invention sets a heat dissipation shell outside the motor, generates forced convection through the heat dissipation fan on one side, so that external cold air enters through the air inlet hole, flows axially through the heat dissipation ribs, and dissipates heat to the motor, and conducts the heat in the heat dissipation channel to the outside through the heat dissipation protrusion on the other side, thereby improving the heat dissipation efficiency; the water-cooling pipe inside the heat dissipation protrusion cools the heat dissipation shell by water, quickly takes away the heat, and has a good cooling effect; the heat dissipation shell can be slid open, which is convenient for the disassembly and assembly of the motor and easy to maintain; the hot air in the heat dissipation cavity is discharged by the exhaust fan, thereby realizing radial heat dissipation and having a good heat dissipation effect.

[0015] The features and advantages of the present invention will be described in detail through embodiments with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 is a schematic diagram of the heat dissipation housing of the present invention; Figure 3 This is a schematic diagram of the installation of the heat dissipation protrusion of the present invention; Figure 4 It is a schematic diagram of the heat dissipation protrusion structure of the present invention; Figure 5 is a schematic diagram of a water cooling pipeline of the present invention; Figure 6 is a schematic diagram of the air inlet of the present invention; Figure 7Schematic diagram of the annular plate of the present invention.

[0017] In the figure: 1. Base; 2. Heat dissipation shell; 3. Motor; 4. Front baffle; 5. Cover; 6. Heat dissipation protrusion; 7. Water-cooling pipe; 8. Ring plate; 9. Outer shell; 11. Mounting groove; 21. Slider; 22. Window; 31. Heat dissipation rib; 32. Heat dissipation channel; 41. Air inlet; 51. Cooling fan; 52. Air outlet; 61. V-shaped plate; 62. Heat dissipation fin; 63. Protrusion; 64. Cavity structure; 65. Arc groove; 7. Water-cooling pipe; 81. Filter; 91. Heat dissipation cavity; 92. Air inlet; 93. Air outlet; 94. Exhaust fan. DETAILED DESCRIPTION

[0018] See Figures 1 to 7 , a high-speed fan heat dissipation shell includes a base 1 and a heat dissipation shell 2, the heat dissipation shell 2 is provided with an installation space, the fan motor 3 is installed in the installation space, the head of the motor 3 is provided with an output shaft, the head of the heat dissipation shell 2 is provided with a front baffle 4, the front baffle 4 is provided with a plurality of air inlet holes 41, the tail of the heat dissipation shell 2 is provided with a cover body 5, a heat dissipation fan 51 is provided in the cover body 5, and a plurality of air outlet holes 52 are provided on the cover body 5. The outer ring of the motor 3 is provided with a plurality of heat dissipation ribs 31, and a heat dissipation channel 32 is provided between adjacent heat dissipation ribs 31. A plurality of heat dissipation protrusions 6 are convex on the inner wall of the heat dissipation shell 2, and the heat dissipation protrusions 6 are arranged corresponding to the heat dissipation channels 32. The top of the base 1 is provided with a mounting slot 11, and the bottom of the heat dissipation shell 2 is provided with a slider 21 matching the mounting slot 11, and the slider 21 is installed in matching with the mounting slot 11.

[0019] The slider is dovetail-shaped.

[0020] The heat dissipation housing slides open backwards and, after being separated from the front baffle, the installation space can be opened, making it easier to repair the motor.

[0021] A cavity structure 64 is provided inside the heat dissipation protrusion 6 , a water cooling pipe 7 is provided in the cavity structure 64 , and the water cooling pipe 7 is connected to a water cooling circulation device.

[0022] The water cooling circulation device is connected to the water inlet end and the water outlet end of the water cooling pipe through a hose.

[0023] The cross-section of the heat dissipation protrusion 6 is Y-shaped, and the heat dissipation protrusion 6 includes a V-shaped plate 61 and a heat dissipation fin 62. The two ends of the V-shaped plate 61 are fixed on the inner wall of the heat dissipation shell 2. A protrusion 63 protruding toward the motor 3 is provided in the middle of the V-shaped plate 61. The heat dissipation fin 62 is provided on the protrusion 63, and the heat dissipation fin 62 is located in the heat dissipation channel 32.

[0024] The protrusion 63 is arc-shaped, and an arc-shaped groove 65 matching the water-cooling pipe 7 is provided in the cavity structure 64 . The water-cooling pipe 7 is fitted in the arc-shaped groove 65 .

[0025] The heat dissipation fins 62 are wavy in shape.

[0026] A control box is provided on the outside of the motor 3 , and a window 22 is provided on the heat dissipation housing 2 at a position matching the control box. A cover is hinged to the window 22 .

[0027] The heat dissipation protrusion 6 and the heat dissipation housing 2 are both made of materials with good thermal conductivity.

[0028] The air inlet holes 41 are radially distributed on the front baffle 4 , and the positions of the air inlet holes 41 match the positions of the heat dissipation ribs 31 . An annular plate 8 is fixed to the outside of the front baffle 4 , and a filter 81 is provided on the annular plate 8 . The filter 81 covers the outside of the air inlet holes 41 .

[0029] The annular plate 8 and the front baffle 4 are detachably mounted.

[0030] It is convenient to clean the filter.

[0031] An outer shell 9 is provided on the outside of the heat dissipation shell 2, and a heat dissipation cavity 91 is provided between the heat dissipation shell 2 and the outer shell 9. An air inlet 92 connected to the heat dissipation cavity 91 is provided on one side of the outer shell 9, and an air outlet 93 connected to the heat dissipation cavity 91 is provided on the other side of the outer shell 9. An exhaust fan 94 is provided at the air outlet 93.

[0032] The heat dissipation shell, outer shell and slider are formed by bending aluminum plates in one piece, which has good heat conduction effect.

[0033] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A high-speed fan heat dissipation housing, characterized by: The invention comprises a base (1) and a heat dissipation shell (2), wherein an installation space is provided in the heat dissipation shell (2), a motor (3) of a fan is installed in the installation space, an output shaft is provided at the head of the motor (3), a front baffle (4) is provided at the head of the heat dissipation shell (2), a plurality of air inlet holes (41) are opened on the front baffle (4), a cover (5) is provided at the rear of the heat dissipation shell (2), a heat dissipation fan (51) is provided in the cover (5), a plurality of air outlet holes (52) are opened on the cover (5), and the motor (3) is provided at the head of the motor (3). The outer ring of the machine (3) is provided with a plurality of heat dissipation ribs (31), and heat dissipation channels (32) are provided between adjacent heat dissipation ribs (31). The inner wall of the heat dissipation shell (2) is provided with a plurality of heat dissipation protrusions (6), and the heat dissipation protrusions (6) are provided corresponding to the heat dissipation channels (32). The top of the base (1) is provided with a mounting groove (11), and the bottom of the heat dissipation shell (2) is provided with a slider (21) matching the mounting groove (11), and the slider (21) is mounted in matching fashion with the mounting groove (11).

2. The high-speed fan heat dissipation housing according to claim 1, characterized in that: A cavity structure (64) is provided inside the heat dissipation protrusion (6), a water cooling pipe (7) is provided in the cavity structure (64), and the water cooling pipe (7) is connected to a water cooling circulation device.

3. The high-speed fan heat dissipation housing according to claim 2, characterized in that: The cross section of the heat dissipation protrusion (6) is Y-shaped. The heat dissipation protrusion (6) comprises a V-shaped plate (61) and a heat dissipation fin (62). Both ends of the V-shaped plate (61) are fixed to the inner wall of the heat dissipation housing (2). A protrusion (63) protruding toward the motor (3) is provided in the middle of the V-shaped plate (61). The heat dissipation fin (62) is provided on the protrusion (63). The heat dissipation fin (62) is located in the heat dissipation channel (32).

4. The high-speed fan heat dissipation housing according to claim 3, characterized in that: The raised portion (63) is arc-shaped, and an arc-shaped groove (65) matching the water-cooling pipe (7) is provided in the cavity structure (64), and the water-cooling pipe (7) and the arc-shaped groove (65) are fitted and installed.

5. The high-speed fan heat dissipation housing according to claim 3, characterized in that: The heat dissipation fins (62) are wavy.

6. The high-speed fan heat dissipation housing according to claim 1, characterized in that: A control box is provided on the outside of the motor (3), and a window (22) is provided on the heat dissipation housing (2) at a position matching the control box, with a cover body hingedly connected to the window (22).

7. The high-speed fan heat dissipation housing according to claim 1, characterized in that: The heat dissipation protrusion (6) and the heat dissipation housing (2) are both made of materials with good thermal conductivity.

8. The high-speed fan heat dissipation housing according to claim 1, characterized in that: The air inlet holes (41) are radially distributed on the front baffle (4), and the positions of the air inlet holes (41) match the positions of the heat dissipation ribs (31). An annular plate (8) is fixed to the outside of the front baffle (4), and a filter (81) is provided on the annular plate (8), and the filter (81) covers the outside of the air inlet holes (41).

9. The high-speed fan heat dissipation housing according to claim 8, characterized in that: The annular plate (8) and the front baffle (4) are detachably mounted.

10. The high-speed fan heat dissipation housing according to claim 1, characterized in that: An outer shell (9) is provided on the outside of the heat dissipation shell (2), a heat dissipation cavity (91) is provided between the heat dissipation shell (2) and the outer shell (9), an air inlet (92) communicating with the heat dissipation cavity (91) is provided on one side of the outer shell (9), and an air outlet (93) communicating with the heat dissipation cavity (91) is provided on the other side of the outer shell (9), and an exhaust fan (94) is provided at the air outlet (93).

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