CN212929473U

CN212929473U - Computer heat dissipation fan fixed by single screw

Info

Publication number: CN212929473U
Application number: CN202021669387.7U
Authority: CN
Inventors: 万承保
Original assignee: Shenzhen Qianzehao Technology Co ltd
Current assignee: Shenzhen Qianzehao Technology Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-09
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to the technical field of computer heat dissipation devices, in particular to a single-screw fixed computer heat dissipation fan, which comprises an outer frame, wherein the middle part of the upper surface of the outer frame is fixedly connected with a fixed seat, the middle part of the fixed seat is provided with a threaded hole, the middle part of the threaded hole is in threaded connection with a screw, the back surface of the outer frame is fixedly connected with a dust screen, the middle part of the dust screen is fixedly connected with a fan rotating shaft, the middle part of the back side surface of the fan rotating shaft is provided with a wire inserting groove, the fan rotating shaft is rotatably connected with a fan, the bottoms of the left and right side surfaces of the outer frame are fixedly connected with fixed grooves, the middle parts of the fixed grooves are fixedly connected with fixed shafts, the outer circumference of the fixed shafts is; the beneficial effects are that: through the design of support frame and spring, reduced the vibrations of fan operation, reached the effect that reduces the vibration noise.

Description

Computer heat dissipation fan fixed by single screw

Technical Field

The utility model relates to a computer heat abstractor technical field that is relevant specifically is a computer heat dissipation fan of single screw fixation.

Background

With the rapid development of science and technology, computers become an essential electronic device in production and life of people, particularly in the aspect of automatic control, because the computers can work uninterruptedly for a long time, the production efficiency is greatly improved, but the temperature of computer components is often high due to long-time work, so if the computers are not timely cooled, the equipment is easily damaged, and the production progress and the production safety are affected;

in the prior art, a method of additionally installing a heat dissipation fan is generally adopted to dissipate heat of a computer, but the current fixing mode of the heat dissipation fan is generally to fix four corners of the heat dissipation fan on a case through nuts, because a dustproof net on the heat dissipation fan needs to be cleaned frequently to ensure the heat dissipation efficiency, the existing fixing mode is inconvenient to install and disassemble, and vibration generated by rotation of the heat dissipation fan also easily enables the fixing nuts to be loosened, so that abnormal sound is generated in the use process of the computer, and the use sense organ is seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a computer heat dissipation fan of single screw fixation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a computer heat dissipation fan of single screw fixation, includes the frame, the upper surface middle part fixedly connected with fixing base of frame, threaded hole is seted up at the fixing base middle part, threaded hole middle part threaded connection has the screw, the back fixedly connected with dust screen of frame, the middle part fixedly connected with fan pivot of dust screen, the trailing flank middle part of fan pivot is provided with the plug-in groove, it is connected with the fan to rotate in the fan pivot, the left and right sides face bottom fixedly connected with fixed slot of frame, the middle part fixedly connected with fixed axle of fixed slot, swing joint has the spring on the outer circumference of fixed axle, the one end activity that deviates from the frame of fixed axle is pegged graft at the support frame middle part, the right flank of support frame is.

Preferably, the support frame comprises a stop block, a through hole, a hollow shaft and a support plate, the support frame is integrally of an H-shaped structure, the spring is movably sleeved on the outer surface of the fixing shaft, the fixing shaft penetrates through the through hole to be inserted into the hollow shaft, and the stop block is movably clamped inside the fixing groove.

Preferably, a through groove is formed in the middle of the right side wall of the fixing groove, and the stopper is smaller than the through groove in height and larger than the through groove in length.

Preferably, the diameter of the inner circle of the spring is larger than the diameter of the through hole and smaller than the height of the stop block.

Preferably, the antiskid rubber strips are arranged in multiple groups and are uniformly arranged on the right side surface of the supporting plate.

Preferably, a circular through hole is formed in the middle of the outer frame, and the diameter of the through hole is larger than that of the fan.

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

1. through the arrangement of the fixed seat, the screws and the supporting frame, the heat dissipation fan can be fixed through one screw, and the effect of convenient disassembly and assembly is achieved;

2. through the arrangement of the spring and the support frame, the bottom of the heat dissipation fan can be fixed, and the effects of reducing vibration and noise are achieved;

3. through the setting of fixed axle, dog, through-hole and hollow shaft for the support frame can be fixed in the fixed slot, has reached and has prevented that the support frame from rocking, the effect of fixed heat dissipation fan bottom.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a schematic diagram of the fixing groove, the fixing shaft, the spring and the support frame in a disassembled mode.

In the figure: the fan comprises an outer frame 1, a fixed seat 2, screws 3, a fixed groove 4, a fan 5, a dust screen 6, a fan rotating shaft 7, a fixed shaft 8, a spring 9, a support frame 10, a stop block 101, a through hole 102, a hollow shaft 103, a support plate 104, an anti-slip rubber strip 11, a threaded hole 12 and a slot 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a computer heat dissipation fan fixed by single screw comprises an outer frame 1, wherein a fixed seat 2 is fixedly connected to the middle of the upper surface of the outer frame 1, a threaded hole 12 is formed in the middle of the fixed seat 2, an internal thread is arranged on the threaded hole 12, a screw 3 is in threaded connection with the middle of the threaded hole 12, a dust screen 6 is fixedly connected to the back surface of the outer frame 1, the dust screen 6 covers the whole air inlet through hole, a fan rotating shaft 7 is fixedly connected to the middle of the dust screen 6, a wire inserting groove 13 is formed in the middle of the rear side surface of the fan rotating shaft 7, a fan 5 is rotatably connected to the fan rotating shaft 7, fixing grooves 4 are fixedly connected to the bottoms of the left side surface and the right side surface of the outer frame 1, a fixed shaft 8 is fixedly connected to the middle of the fixing grooves 4, a spring 9 is movably, the right side surface of the support frame 10 is provided with an anti-slip rubber strip 11.

Furthermore, the support frame 10 is composed of a stop block 101, a through hole 102, a hollow shaft 103 and a support plate 104, the whole support frame is of an H-shaped structure, the spring 9 is movably sleeved on the outer surface of the fixing shaft 8, the fixing shaft 8 penetrates through the through hole 102 and is inserted into the hollow shaft 103, the stop block 101 is movably clamped in the fixing groove 4, the spring 9 can be compressed through the support plate 104, and the whole support distance is reduced.

Furthermore, a through groove is formed in the middle of the right side wall of the fixing groove 4, the stopper 101 is smaller than the through groove in height and larger than the through groove in length, so that the stopper 101 can be rotated in a direction vertical to pass through the through groove to be movably connected to the fixing shaft 8, and then the stopper 101 is rotated ninety degrees to ensure that the support frame 10 is movably connected to the inside of the fixing groove 4.

Further, the inner circle diameter of the spring 9 is larger than the diameter of the through hole 102 and smaller than the height of the stopper 101, i.e., the spring 9 is not inserted into the through hole 102 and does not protrude above the fixing groove 4 and the stopper 101.

Furthermore, the anti-slip rubber strips 11 are provided in a plurality of groups and are uniformly arranged on the right side surface of the supporting plate 104.

Furthermore, a circular through hole is formed in the middle of the outer frame 1, the diameter of the through hole is larger than that of the fan 5 and is equal to that of the dustproof net 6, and therefore it is guaranteed that the fan 5 is not affected in work and dust can be fully removed.

The working principle is as follows: in the use, fix the top of heat dissipation fan on computer machine case through screw 3 for screw hole 12 on the fixing base 2, then promote spring 9 that support frame 10 compression fixed axle 8 made two backup pads 104 to move to frame 1 middle part, two backup pads 104 are loosened when making the distance between two backup pads 104 be less than the width of machine case, the face that deviates from of two backup pads 104 supports the both sides face of machine case this moment, whole heat dissipation fan can be fixed in quick-witted incasement portion, insert plug-in wire groove 13 with the power cord again, open the computer circular telegram, the heat dissipation fan just can normally dispel the heat this moment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a computer heat dissipation fan of single screw fixation, includes frame (1), its characterized in that: the middle part of the upper surface of the outer frame (1) is fixedly connected with a fixed seat (2), the middle part of the fixed seat (2) is provided with a threaded hole (12), the middle part of the threaded hole (12) is in threaded connection with a screw (3), the back surface of the outer frame (1) is fixedly connected with a dust screen (6), the middle part of the dust screen (6) is fixedly connected with a fan rotating shaft (7), the middle part of the back side surface of the fan rotating shaft (7) is provided with a wire inserting groove (13), the fan rotating shaft (7) is rotatably connected with a fan (5), the bottoms of the left side surface and the right side surface of the outer frame (1) are fixedly connected with fixed grooves (4), the middle part of the fixed grooves (4) is fixedly connected with a fixed shaft (8), the outer circumference of the fixed shaft (8) is movably connected with a spring (, the right side surface of the support frame (10) is provided with an anti-slip rubber strip (11).

2. The computer cooling fan of claim 1, wherein the computer cooling fan is fixed by a single screw, and comprises: the support frame (10) is composed of a stop block (101), a through hole (102), a hollow shaft (103) and a support plate (104) together, the whole structure is H-shaped, the spring (9) is movably sleeved on the outer surface of the fixed shaft (8), the fixed shaft (8) penetrates through the through hole (102) to be inserted into the hollow shaft (103), and the stop block (101) is movably clamped in the fixing groove (4).

3. The computer cooling fan of claim 2, wherein the computer cooling fan is fixed by a single screw, and comprises: a through groove is formed in the middle of the right side wall of the fixing groove (4), and the stopper (101) is smaller than the through groove in height and larger than the through groove in length.

4. The computer cooling fan of claim 2, wherein the computer cooling fan is fixed by a single screw, and comprises: the diameter of the inner circle of the spring (9) is larger than that of the through hole (102) and smaller than the height of the stop block (101).

5. The computer cooling fan of claim 1, wherein the computer cooling fan is fixed by a single screw, and comprises: the antiskid rubber strips (11) are arranged in multiple groups and are uniformly arranged on the right side surface of the support plate (104).

6. The computer cooling fan of claim 1, wherein the computer cooling fan is fixed by a single screw, and comprises: a circular through hole is formed in the middle of the outer frame (1), and the diameter of the through hole is larger than that of the fan (5).