CN216950914U

CN216950914U - Fan heat dissipation axis for heat dissipation

Info

Publication number: CN216950914U
Application number: CN202122436207.1U
Authority: CN
Inventors: 董星添
Original assignee: Ningbo Xinghangyuan Precision Shaft Industry Co ltd
Current assignee: Ningbo Xinghangyuan Precision Shaft Industry Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-07-12
Anticipated expiration: 2031-10-08

Abstract

The application discloses a heat dissipation axis of a fan for heat dissipation, which relates to the technical field of heat dissipation of the axis of the fan and solves the problems that the heat is generated when the axis of the fan is used and the service life of the fan motor is shortened due to long-time heating, and comprises a double-end motor, wherein the output end of the back surface of the double-end motor is provided with a first axis, limiting heads are symmetrically arranged on the outer wall of the first axis, a heat dissipation fan is inserted into the outer wall of the first axis, limiting grooves are symmetrically arranged on the front surface of the heat dissipation fan, the outer wall of the limiting heads is mutually clamped with the inner wall of the limiting grooves, a first protection pad is arranged on the back surface of the heat dissipation fan, a limiting plate is arranged on the back surface of the first protection pad, the inner wall of the limiting plate is connected with the outer wall of the first axis, when the double-end motor is started to drive the heat dissipation fan to rotate through the first axis, the double-end motor and the axis can dissipate heat through the rotation of the heat dissipation fan, and the double-end motor and the axis are prevented from being heated for a long time as much as possible, thereby being capable of prolonging the service life of the double-head motor.

Description

Fan heat dissipation axis for heat dissipation

Technical Field

The application relates to the technical field of heat dissipation of fan axes, in particular to a heat dissipation axis of a fan for heat dissipation.

Background

The fan refers to a tool for cooling by generating wind in hot days. The electric fan is a device which is driven by electricity to generate airflow, and a stator or a rotor arranged in the electric fan rotates after being electrified, so that mechanical energy is converted into wind energy, and the electric fan is converted into natural wind to achieve a cooling effect. The main components of the electric fan are: an AC motor. The working principle is as follows: the electrified coil is forced to rotate in the magnetic field. The form of energy conversion is: the electric energy is mainly converted into mechanical energy, and meanwhile, because the coil has resistance, a part of the electric energy is inevitably converted into heat energy.

The existing fan shaft center generates heat when in use, and the long-time heating can cause the service life of a fan motor to be shortened, thereby being not beneficial to use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the service life of a fan motor is shortened due to long-time heating caused by heat generation of a fan shaft center when the fan shaft center is used, the application provides a heat dissipation shaft center of a fan for heat dissipation.

The application provides a fan heat dissipation axle center for heat dissipation adopts following technical scheme:

the utility model provides a fan heat dissipation axle center for heat dissipation, includes double-end motor, double-end motor's back output is provided with first axle center, the outer wall symmetry in first axle center is provided with the spacing head, the outer wall in first axle center is pegged graft and is had the heat dissipation fan, the spacing groove has been seted up to the front symmetry of heat dissipation fan, the outer wall of spacing head and the mutual joint of inner wall in spacing groove, the back of heat dissipation fan is provided with first protection pad, the back of first protection pad is provided with the limiting plate, the inner wall of limiting plate is connected with the outer wall in first axle center, starts double-end motor and drives the heat dissipation fan through first axle center during the use and rotates, can give double-end motor and axle center heat dissipation through the rotation of heat dissipation fan, avoids double-end motor and axle center to generate heat for a long time as far as possible to can increase double-end motor's life.

Optionally, the first protection pad is located the outer wall of first axle center, the one end that double-end motor was kept away from to first axle center is provided with first screw thread portion, the outer wall of first screw thread portion is connected with the inner wall of limiting plate.

Optionally, the bottom of double-end motor is provided with the installation pole, double-end motor's positive output is provided with the second axle center, the outer wall of second axle center is provided with spacing ring and flabellum, the spacing ring is located the back of flabellum.

Optionally, the limiting plate includes the circular slab that sets up at the first axle center outer wall, the screw hole has been seted up in the front of circular slab, the protruding head has been seted up to the outer wall symmetry of circular slab.

Optionally, one end of the second shaft center, which is far away from the double-end motor, is provided with a second thread portion, the outer wall of the second thread portion is provided with a limiting cover, the limiting cover is located on the front side of the fan blade, a second protection pad is arranged between the limiting cover and the contact surface of the fan blade, and the second protection pad is located on the outer wall of the second shaft center.

Optionally, the limiting ring comprises an arc-shaped portion arranged on the outer wall of the second shaft center, the front side of the arc-shaped portion is symmetrically provided with arc-shaped limiting portions, and the outer wall of each arc-shaped limiting portion is connected with the back side of each fan blade.

Optionally, the upper surface and the lower surface of the second shaft center are both provided with a limiting strip, the limiting strip is located on the front surface of the limiting ring, the fan blade comprises an installing head arranged on the outer wall of the second shaft center, connecting grooves are symmetrically formed in the inner wall of the installing head, the inside of each connecting groove is connected with the limiting strip, and blades are uniformly arranged on the outer wall of the installing head.

Optionally, the inner wall of the threaded hole is connected with the outer wall of the first threaded portion, and the inner diameter of the threaded hole is matched with the outer diameter of the first threaded portion.

To sum up, the present application includes the following beneficial effects:

1. the limiting head arranged in the application can limit the installation position of the heat dissipation fan, the heat dissipation fan is prevented from moving accidentally after the installation is completed as much as possible, when the double-end motor drives the first shaft center to rotate, the heat dissipation fan can rotate along with the limiting groove, the limiting groove can be matched with the limiting head, the using effect of the limiting head is enhanced, the first protection pad is made of silica gel and is positioned between the heat dissipation fan and the limiting plate, the limiting effect on the heat dissipation fan can be enhanced, the limiting plate can limit the position of the heat dissipation fan, the heat dissipation fan is prevented from falling off when in use as much as possible, the double-end motor and the shaft center can be cooled through the rotation of the heat dissipation fan, the double-end motor and the shaft center are prevented from heating for a long time as much as possible, and therefore the service life of the double-end motor can be prolonged;

2. the limiting plate of can being convenient for of the first screw portion that this application set up is installed and is dismantled, the bottom of installation pole is direct to be connected with fan base, can restrict double-end motor's position, the second axle center is used for driving the flabellum rotation that sets up, the mounted position of flabellum can be restricted to the spacing ring, the mounted position of spacing lid can be restricted to second screw portion, make spacing lid dismantle and install as required, the second protection pad is the silica gel material, can strengthen spacing effect of spacing lid to the flabellum, make the position of flabellum more firm, the mounted position of flabellum can be restricted to spacing, avoid the flabellum to remove as far as possible at will.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

fig. 2 is a schematic structural view of the double-headed motor of the present embodiment;

fig. 3 is a schematic view of a heat dissipation fan of the present embodiment;

fig. 4 is a schematic structural diagram of a limiting plate in the embodiment;

fig. 5 is a schematic view of a fan blade structure of the present embodiment.

Description of reference numerals: 1. a double-headed motor; 2. a first axis; 3. a limiting head; 4. a heat dissipation fan; 5. a limiting groove; 6. a first threaded portion; 7. a first protective pad; 8. a limiting plate; 801. a circular plate; 802. a threaded hole; 803. a protruding head; 9. mounting a rod; 10. a second axis; 11. a limiting ring; 1101. an arcuate portion; 1102. an arc-shaped limiting part; 12. a limiting strip; 13. a fan blade; 1301. a mounting head; 1302. connecting grooves; 1303. a blade; 14. a second threaded portion; 15. a limiting cover; 16. a second protection pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment is as follows:

the embodiment of the application discloses a heat dissipation shaft center of a fan for heat dissipation. Referring to fig. 1, 2 and 3, the heat dissipation axis of the heat dissipation fan comprises a double-end motor 1, a first axis 2 is connected to the back output end of the double-end motor 1, a limiting head 3 is symmetrically connected to the outer wall of the first axis 2, a heat dissipation fan 4 is inserted into the outer wall of the first axis 2, the limiting head 3 can limit the installation position of the heat dissipation fan 4, the heat dissipation fan 4 is prevented from moving randomly after installation, when the double-end motor 1 drives the first axis 2 to rotate, the heat dissipation fan 4 can rotate along with the heat dissipation fan, a limiting groove 5 is symmetrically formed in the front of the heat dissipation fan 4, the outer wall of the limiting head 3 is clamped with the inner wall of the limiting groove 5, the limiting groove 5 can be matched with the limiting head 3, the use effect of the limiting head 3 is enhanced, a first protection pad 7 is installed on the back of the heat dissipation fan 4, a limiting plate 8 is installed on the back of the first protection pad 7, the inner wall of the limiting plate 8 is connected with the outer wall of the first axis 2, first protection pad 7 is the silica gel material, is located between heat dissipation fan 4 and the limiting plate 8, can strengthen the spacing effect to heat dissipation fan 4, and limiting plate 8 can restrict heat dissipation fan 4's position, and the fan 4 of avoiding dispelling the heat as far as possible drops when using, can give double-end motor 1 and axle center heat dissipation through the rotation of heat dissipation fan 4, avoids double-end motor 1 and axle center to generate heat for a long time as far as possible to can increase double-end motor 1's life.

Referring to fig. 1, fig. 2 and fig. 4, first protection pad 7 is located the outer wall of first axle center 2, the one end that double-end motor 1 was kept away from to first axle center 2 is connected with first screw thread portion 6, the outer wall of first screw thread portion 6 is connected with the inner wall of limiting plate 8, limiting plate 8 is including setting up circular slab 801 at first axle center 2 outer wall, screw hole 802 is seted up in the front of circular slab 801, the inner wall of screw hole 802 is connected with the outer wall of first screw thread portion 6, the internal diameter of screw hole 802 and the external diameter phase-match of first screw thread portion 6, the limiting plate 8 of can being convenient for is installed, protruding head 803 has been seted up to the outer wall symmetry of circular slab 801, protruding head 803 makes limiting plate 8 can be convenient for twist, thereby strengthen limiting plate 8's practicality.

Referring to fig. 1 and 2, installation rod 9 is installed to the bottom of double-end motor 1, the bottom of installation rod 9 is directly connected with the fan base, can restrict double-end motor 1's position, double-end motor 1's positive output end is connected with second axle center 10, spacing ring 11 and flabellum 13 are installed to the outer wall of second axle center 10, second axle center 10 is used for driving the flabellum 13 that sets up to rotate, spacing ring 11 is located the back of flabellum 13, the mounted position of flabellum 13 can be restricted to spacing ring 11, spacing ring 11 is including setting up arc portion 1101 at second axle center 10 outer wall, the front symmetric connection of arc portion 1101 has arc spacing portion 1102, the outer wall of arc spacing portion 1102 is connected with the back of flabellum 13, the outer wall phase-match of arc wall and arc spacing portion 1102 has been seted up at the back of flabellum 13, arc groove and arc spacing portion 1102 mutual joint after flabellum 13 installs, can restrict the position of flabellum 13.

Referring to fig. 1 and 2, one end of the second axial center 10, which is far away from the double-headed motor 1, is connected with a second thread portion 14, a limiting cover 15 is installed on the outer wall of the second thread portion 14, the second thread portion 14 can limit the installation position of the limiting cover 15, the limiting cover 15 can be detached and installed as required, the limiting cover 15 is located on the front surface of the fan blade 13, a second protection pad 16 is installed between the contact surface of the limiting cover 15 and the fan blade 13, the second protection pad 16 is located on the outer wall of the second axial center 10, the second protection pad 16 is made of silica gel, the limiting effect of the limiting cover 15 on the fan blade 13 can be enhanced, and the position of the fan blade 13 is more stable.

Referring to fig. 2 and 5, the upper surface and the lower surface of the second shaft center 10 are both connected with a limiting strip 12, the limiting strip 12 is located on the front surface of the limiting ring 11, the fan blade 13 includes an installation head 1301 arranged on the outer wall of the second shaft center 10, a connection groove 1302 is symmetrically arranged on the inner wall of the installation head 1301, the inside of the connection groove 1302 is connected with the limiting strip 12, the inner wall of the connection groove 1302 is matched with the outer wall of the limiting strip 12, the installation position of the fan blade 13 can be limited by the limiting strip 12, the fan blade 13 is prevented from moving randomly as much as possible, and blades 1303 are uniformly connected to the outer wall of the installation head 1301.

The implementation principle of the heat dissipation axis of the fan for heat dissipation in the embodiment of the application is as follows:

when the double-head motor is used, the heat dissipation fan 4 is inserted into the outer wall of the first shaft center 2, the limiting heads 3 are symmetrically connected to the outer wall of the first shaft center 2, the limiting heads 3 can limit the installation position of the heat dissipation fan 4, the heat dissipation fan 4 is prevented from moving randomly after being installed as much as possible, a first protective pad 7 is installed on the back surface of the heat dissipation fan 4, a limiting plate 8 is installed on the back surface of the first protective pad 7, the first protective pad 7 is made of silica gel and is positioned between the heat dissipation fan 4 and the limiting plate 8, the limiting effect on the heat dissipation fan 4 can be enhanced, the limiting plate 8 can limit the position of the heat dissipation fan 4, the heat dissipation fan 4 is prevented from falling off when the double-head motor is used, the double-head motor 1 can drive the heat dissipation fan 4 to rotate through the first shaft center 2, the double-end motor 1 and the axle center can be radiated through the rotation of the radiating fan 4, the double-end motor 1 and the axle center are prevented from generating heat for a long time as far as possible, and therefore the service life of the double-end motor 1 can be prolonged.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A heat dissipating axis of a fan for dissipating heat, comprising:

double-end motor (1), the back output of double-end motor (1) is provided with first axle center (2), the outer wall symmetry of first axle center (2) is provided with spacing head (3), the outer wall of first axle center (2) is pegged graft and is had heat dissipation fan (4), spacing groove (5) have been seted up to the positive symmetry of heat dissipation fan (4), the outer wall of spacing head (3) and the mutual joint of inner wall of spacing groove (5), the back of heat dissipation fan (4) is provided with first protection pad (7), the back of first protection pad (7) is provided with limiting plate (8), the inner wall of limiting plate (8) is connected with the outer wall of first axle center (2).

2. The heat dissipating axial center of a heat dissipating fan as defined in claim 1, wherein: first protection pad (7) are located the outer wall of first axle center (2), the one end that double-end motor (1) was kept away from in first axle center (2) is provided with first screw thread portion (6), the outer wall of first screw thread portion (6) is connected with the inner wall of limiting plate (8).

3. The heat dissipating axial center of a heat dissipating fan as defined in claim 1, wherein: the bottom of double-end motor (1) is provided with installation pole (9), the positive output of double-end motor (1) is provided with second axle center (10), the outer wall of second axle center (10) is provided with spacing ring (11) and flabellum (13), spacing ring (11) are located the back of flabellum (13).

4. The heat dissipating axial center of a heat dissipating fan as claimed in claim 1, wherein: the limiting plate (8) comprises a circular plate (801) arranged on the outer wall of the first shaft center (2), a threaded hole (802) is formed in the front face of the circular plate (801), and protruding heads (803) are symmetrically formed in the outer wall of the circular plate (801).

5. The heat dissipating axial center of a heat dissipating fan as claimed in claim 3, wherein: the one end that double-end motor (1) was kept away from in second axle center (10) is provided with second screw thread portion (14), the outer wall of second screw thread portion (14) is provided with spacing lid (15), spacing lid (15) are located the front of flabellum (13), be provided with second protection pad (16) between the contact surface of spacing lid (15) and flabellum (13), second protection pad (16) are located the outer wall of second axle center (10).

6. The heat dissipating axial center of a heat dissipating fan as defined in claim 3, wherein: the limiting ring (11) comprises an arc-shaped portion (1101) arranged on the outer wall of the second shaft center (10), the arc-shaped limiting portion (1102) is symmetrically arranged on the front face of the arc-shaped portion (1101), and the outer wall of the arc-shaped limiting portion (1102) is connected with the back face of the fan blade (13).

7. The heat dissipating axial center of a heat dissipating fan as claimed in claim 3, wherein: the upper surface and the lower surface of second axle center (10) all are provided with spacing (12), spacing (12) are located the front of spacing ring (11), flabellum (13) are including setting up installation head (1301) at second axle center (10) outer wall, spread groove (1302) have been seted up to the inner wall symmetry of installation head (1301), the inside and the spacing (12) of spread groove (1302) are connected, the outer wall of installation head (1301) evenly is provided with blade (1303).

8. The heat dissipating axial center of a heat dissipating fan as claimed in claim 4, wherein: the inner wall of the threaded hole (802) is connected with the outer wall of the first threaded part (6), and the inner diameter of the threaded hole (802) is matched with the outer diameter of the first threaded part (6).