CN210977962U

CN210977962U - Wear-resisting anti-drop's computer fan bearing ring

Info

Publication number: CN210977962U
Application number: CN201921272143.2U
Authority: CN
Inventors: 严丰泽
Original assignee: Ningbo Chuanyuan Precision Machinery Co ltd
Current assignee: Ningbo Chuanyuan Precision Machinery Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-07-10
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a wear-resisting anti-drop's computer fan bearing ring, including bearing inner race, installation base and fan bearing, both ends are equipped with the double-screw bolt respectively around the bearing inner race outer wall, the bearing inner race passes through the double-screw bolt is connected with the bearing inner race, bearing inner race central authorities are equipped with fan bearing, fan bearing central authorities are equipped with the axle center, bearing inner race below is equipped with the installation base, the installation base left and right sides is equipped with the mount pad respectively, establish to the nut on the double-screw bolt top, the nut bottom is equipped with the spiral post, spiral post bottom is equipped with the contact piece, the contact piece direct with bearing inner race outer wall connection. The utility model provides a wear-resisting anti-drop's computer fan bearing ring, its simple structure, the bearing that can the different specifications of adaptation, simple to operate is difficult for droing, and its wear resistance is good, and convenient to use is applicable to very much the use of fan bearing today.

Description

Wear-resisting anti-drop's computer fan bearing ring

Technical Field

The utility model relates to a computer fan bearing technical field especially relates to a wear-resisting anti-drop's computer fan bearing ring.

Background

The computer fan is a heat radiation fan, and the working process is that after the power supply of the host computer is switched on, the exhaust fan starts to rotate, external air is sucked into the case through the through holes arranged on the host case, passes through the mainboard, the hard board, the CPU, the CD driver and the like, and is exhausted out of the case through the exhaust fan, and the heat radiation effect is achieved through the heat exchange with external cold air. In the rotating process of the computer fan, the bearing rotates in the bearing ring for a long time, and because the hardness of the rotating shaft and the bearing ring is too high and the wear resistance is poor, the bearing and the bearing ring are easily abraded, so that the performance of the computer fan is poor; the connection between some bearings and the fan is not firm enough, and the bearing ring may fall off, which causes adverse effect on the use of the computer fan.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of providing a wear-resistant anti-drop computer fan bearing ring, so as to overcome the problem that the ring is easy to damage and drop in the prior art; the service time of the bearing ring of the computer fan is prolonged, and the service quality of the computer fan is ensured.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a wear-resisting anti-drop's computer fan bearing ring, includes bearing inner race, installation base and fan bearing, both ends are equipped with the double-screw bolt respectively around the bearing inner race outer wall, the bearing inner race passes through the double-screw bolt is connected with the bearing inner race, bearing inner race central authorities are equipped with fan bearing, fan bearing central authorities are equipped with the axle center, bearing inner race below is equipped with the installation base, the installation base left and right sides is equipped with the mount pad respectively.

As a preferred embodiment of the present invention, wherein: a screw cap is arranged at the top end of the stud, a screw column is arranged at the bottom end of the screw cap, a contact piece is arranged at the bottom end of the screw column, and the contact piece is directly connected with the outer wall of the inner ring of the bearing;

as a preferred embodiment of the present invention, wherein: the bearing inner ring is divided into two sections and is not in contact with the two sections, springs are arranged on the left side and the right side of the spiral column respectively, and two ends of each spring are connected with the bearing outer ring and the bearing inner ring respectively.

Furthermore, a buffering cushion is arranged in the mounting base, oil absorption paper is arranged above the buffering cushion, and the oil absorption paper is in contact with the bottom of the fan bearing.

Further, the inner wall of the bearing inner ring is provided with a ceramic wear-resistant layer, the top end of the ceramic wear-resistant layer is provided with an inclined cut, the top end of the inclined cut is provided with an oil injection end, the bottom end of the oil injection end is connected with an oil inlet hole, and the top end of the inner side of the oil injection end is provided with a dust screen.

Furthermore, a plurality of sound-absorbing cotton are embedded between the bearing outer ring and the bearing inner ring.

Further, screw holes are formed in the front end and the rear end of the mounting seat respectively.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model provides a wear-resisting anti-drop's computer fan bearing ring, its simple structure can carry out the adaptation installation through the cooperation between double-screw bolt and the spring with the computer fan bearing of the different specifications in the certain limit, improves this bearing ring's suitability.

2. The bearing outer ring and the mounting base are integrally arranged, and the mounting base is firmly mounted at the designated mounting position of the computer fan by screwing the screw into the screw hole, so that the bearing ring can be prevented from falling off; the oil injection end extends towards the inner side direction, the fan bearing can be completely wrapped in the bearing inner ring to be fixed, and the bearing is prevented from falling off.

3. The oil inlet hole arranged below the oil injection end can guide lubricating oil to the edge of the fan bearing, and the oil absorption paper arranged at the top end of the mounting base can absorb redundant lubricating oil, so that the phenomenon that the lubricating oil liquid drips in the computer case and causes adverse effects on internal parts is avoided.

4. The ceramic wear-resistant layer is directly contacted with the bearing, the wear resistance of the bearing inner ring can be enhanced due to the good wear resistance, the sound-absorbing cotton can absorb part of noise generated by the rotation of the bearing, and the noise generated when the fan is used is reduced; the dust screen can prevent that environmental particles from getting into the bearing and causing harmful effects to its work.

Drawings

FIG. 1 is a schematic view of a wear-resistant and anti-separation bearing ring of a computer fan according to the present invention;

FIG. 2 is a radial cross-sectional view of the wear-resistant and anti-separation bearing ring of the computer fan of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of a wear-resistant and anti-separation bearing ring of a computer fan according to the present invention;

FIG. 4 is an enlarged schematic view of a portion B of the wear-resistant and anti-separation bearing ring of the computer fan of the present invention;

fig. 5 is an enlarged schematic view of a part C of the wear-resistant and anti-separation computer fan bearing ring of the present invention.

Wherein: the bearing comprises a bearing outer ring 1, a bearing inner ring 2, a spring 21, an oil injection end 22, a ceramic wear-resistant layer 23, an oil inlet 24, a dustproof net 25, sound-absorbing cotton 26, a fan bearing 3, an axis 4, a stud 5, a contact piece 51, a spiral column 52, a nut 53, an installation base 6, oil-absorbing paper 7, a cushion pad 8, an installation base 9 and screw holes 91.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1-5, the wear-resistant and anti-drop computer fan bearing ring provided in this embodiment includes a bearing outer ring 1, a bearing inner ring 2, an installation base 6, and a fan bearing 3, studs 5 are respectively disposed at front and rear ends of an outer wall of the bearing outer ring 1, the bearing outer ring 1 is connected to the bearing inner ring 2 through the studs 5, the fan bearing 3 is disposed at a center of the bearing inner ring 2, an axis 4 is disposed at a center of the fan bearing 3, the installation base 6 is disposed below the bearing outer ring 1, and installation bases 9 are respectively disposed at left and right sides of the installation base 6.

The top end of the stud 5 is provided with a nut 53, the bottom end of the nut 53 is provided with a spiral column 52, the bottom end of the spiral column 52 is provided with a contact piece 51, the contact piece 51 is directly connected with the outer wall of the bearing inner ring 2, the fan bearing 3 with the fixing function is placed in the bearing inner ring 2, the nut 53 is rotated to screw out the stud 52, the bearing inner ring 2 is contacted with the fan bearing 3, and the fan bearing 3 is installed.

The bearing inner ring 2 is divided into two sections and is not in contact with the two sections, the springs 21 are respectively arranged on the left side and the right side of the spiral column 52, the two ends of each spring 21 are respectively connected with the bearing outer ring 1 and the bearing inner ring 2, the bearing inner ring 2 can change the relative distance with the bearing outer ring 1 under the action of the stud 5, and the fan bearings 3 with different specifications can be installed.

Be equipped with blotter 8 in the installation base 6, the vibrations that blotter 8 reducible fan bearing 3 produced at the rotation in-process are to the influence of computer machine case, blotter 8 top is equipped with oil absorption paper 7, oil absorption paper 7 with the contact of fan bearing 3 bottom, oil absorption paper 7 can absorb and preserve the lubricating oil that flows out in the fan bearing 3, avoid unnecessary lubricating oil to drip and cause harmful effects to other electronic component in quick-witted incasement.

2 inner walls of bearing inner race are equipped with ceramic wearing layer 23, can improve bearing inner race 2's wear resistance, 23 tops of ceramic wearing layer are equipped with the scarf, the scarf top is equipped with annotates oil end 22, annotate oil end 22 bottom and be connected with inlet port 24, can be to fan bearing 3 and the inside lubricating oil that injects of bearing inner race 2, annotate the inboard top of oil end 22 and be equipped with dust screen 25, dust screen 25 can avoid the particulate matter separation of quick-witted incasement to influence fan bearing 3's rotation in fan bearing 3's outer end.

A plurality of sound-absorbing cotton 26 are embedded between the bearing outer ring 1 and the bearing inner ring 2, and the sound-absorbing cotton 26 can absorb noise generated by rotation of the fan bearing 3 and reduce sound generated during operation of the fan.

The front end and the rear end of the mounting seat 9 are respectively provided with a screw hole 91, and the mounting base 6 can be mounted at a designated position in the case by rotating the corresponding screw into the screw hole 91, so that the fan bearing 3 and the bearing ring can be effectively prevented from falling off.

The utility model discloses the scheme changes over to screw 91 through the screw that will correspond over to, can install installation base 6 in the assigned position department of quick-witted incasement, will treat fixed fan bearing 3 and place back in bearing inner race 2, rotates nut 53, unscrews double-screw bolt 52, supports fan bearing 3 with bearing inner race 2, accomplishes the installation to fan bearing 3. In the using process of the fan bearing 3, the impact of the vibration of the fan bearing 3 on the computer case is reduced by using the buffer cushion 8, and the oil absorption paper 7 can absorb and store redundant lubricating oil so as to avoid the adverse effect of the lubricating oil dropping in the case on other electronic elements; the dust screen 25 can block the particles in the case at the outer end of the fan bearing 3, so that the particles are prevented from influencing the rotation of the fan bearing 3; the sound absorption cotton 26 is used for absorbing the noise generated by the rotation of the fan bearing 3 and reducing the sound generated when the fan works.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A wear-resistant and anti-drop computer fan bearing ring comprises a bearing outer ring (1), a bearing inner ring (2), an installation base (6) and a fan bearing (3), and is characterized in that studs (5) are respectively arranged at the front end and the rear end of the outer wall of the bearing outer ring (1), the bearing outer ring (1) is connected with the bearing inner ring (2) through the studs (5), the fan bearing (3) is arranged in the center of the bearing inner ring (2), an axle center (4) is arranged in the center of the fan bearing (3), the installation base (6) is arranged below the bearing outer ring (1), and installation bases (9) are respectively arranged at the left side and the right side of the installation base (6);

a screw cap (53) is arranged at the top end of the stud (5), a spiral column (52) is arranged at the bottom end of the screw cap (53), a contact piece (51) is arranged at the bottom end of the spiral column (52), and the contact piece (51) is directly connected with the outer wall of the bearing inner ring (2);

the bearing inner ring (2) is divided into two sections and is not in contact with the two sections, springs (21) are arranged on the left side and the right side of the spiral column (52) respectively, and two ends of each spring (21) are connected with the bearing outer ring (1) and the bearing inner ring (2) respectively.

2. The wear-resistant and anti-drop computer fan bearing ring according to claim 1, wherein a buffer pad (8) is disposed in the mounting base (6), an oil absorption paper (7) is disposed above the buffer pad (8), and the oil absorption paper (7) contacts with the bottom of the fan bearing (3).

3. The wear-resistant and anti-drop computer fan bearing ring according to claim 1, wherein the inner wall of the bearing inner ring (2) is provided with a ceramic wear-resistant layer (23), the top end of the ceramic wear-resistant layer (23) is provided with a chamfer, the top end of the chamfer is provided with an oil injection end (22), the bottom end of the oil injection end (22) is connected with an oil inlet hole (24), and the top end of the inner side of the oil injection end (22) is provided with a dust screen (25).

4. The wear-resistant and anti-drop computer fan bearing ring according to claim 1, wherein a plurality of sound-absorbing cotton (26) are embedded between the bearing outer ring (1) and the bearing inner ring (2).

5. The wear-resistant and anti-drop computer fan bearing ring according to claim 1, wherein the front and rear ends of the mounting seat (9) are respectively provided with a screw hole (91).