CN215058355U - Passive radiating fan - Google Patents

Abstract

The utility model discloses a passive radiator fan, which relates to the technical field of radiator fans and comprises a mounting frame, wherein an installation cavity is formed in the inner hollow of the mounting frame, a fan body is arranged in the installation cavity, four corners of the mounting frame are integrally formed with screw connection columns, two ends of each screw connection column are respectively provided with a damping pad, eight sides of each damping pad are integrally formed with joggle bars, through holes communicated with the screw connection columns are respectively arranged in the middles of the eight damping pads, four mounting grooves are respectively arranged on two sides of the mounting frame, joggle grooves are respectively arranged on two sides of the inner wall of the four mounting grooves, the eight mounting grooves are in one-to-one correspondence with the eight damping pads, and the joggle grooves are matched with the joggle bars, the noise of radiator fan during operation has effectually been reduced, helps radiator fan's use.

Description

Passive radiating fan

Technical Field

The utility model belongs to the technical field of radiator fan, concretely relates to passive radiator fan.

Background

The working principle of the cooling fan is realized according to energy conversion, the circuit principle of the cooling fan is generally divided into a plurality of forms, and the performance of the fan is different due to different circuits. The cooling fan is widely applied to traditional or modern instruments and equipment such as computers, communication products, photoelectric products, consumer electronics products, automotive electronics, exchangers, medical equipment, heaters, air conditioners, frequency converters, teller machines, automotive refrigerators, welding machines, induction cookers, acoustic equipment, environmental protection equipment, refrigeration equipment and the like. In the chinese patent No. 201620367611.4, a passive cooling fan is proposed, which has a reasonable structural design, convenient use, low noise and long service life; be fit for as radiator fan and use, and the further improvement of like product, but this radiator fan does not set up shock-absorbing structure, the during operation produces vibrations easily, cause noise pollution, and can not be with the quick assembly disassembly of shock pad, the change of the shock pad of being not convenient for, influence the normal use of shock pad, in addition, can not filter the air, make the dust collect on the fan body, lead to the fan body to damage, and can not realize filtering component's quick assembly disassembly, the clearance of the filtering component of being not convenient for, influence filtering component's filter effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a passive radiator fan to solve and not set up shock-absorbing structure who proposes among the above-mentioned background art, the during operation produces vibrations easily, causes noise pollution, and can not be with the quick assembly disassembly of shock pad, the change of the shock pad of being not convenient for can not filter the air in addition, makes the dust collect together on the fan body, and can not realize filtering component's quick assembly disassembly, the problem of filtering component clearance of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: passive radiator fan, including the mounting bracket, the inside fretwork of mounting bracket is formed with the installation cavity, and installs the fan body in the installation cavity, four corner homogeneous body shaping of mounting bracket have the spiro union post, and the both ends of four spiro union posts all are provided with the shock pad, eight the homogeneous body shaping in both sides of shock pad has the joggle strip, and the centre of eight shock pads all seted up with the communicating through-hole of spiro union post, four mounting grooves have all been seted up to the both sides of mounting bracket, and the joggle groove has all been seted up to the inner wall both sides of four mounting grooves, eight mounting groove and eight shock pad one-to-ones, joggle groove and joggle strip phase-match.

Preferably, still including installing the filtering mechanism on the mounting bracket, filtering mechanism includes filtering component and the coupling assembling with filtering component and mounting bracket joint, filtering component includes the frame, installs in the inside filter screen of frame, the filter screen shelters from the fan body.

Preferably, four magnets are arranged on the inner wall of the mounting cavity, are distributed in an annular array, and have N poles and S poles facing the fan body and are alternately distributed.

Preferably, the coupling assembly that couples the filter assembly and the mounting bracket in a snap-fit manner includes:

the four inserting columns are arranged at the bottom of the frame and distributed in an annular array, inner cavities are formed in the four inserting columns, springs are fixed in the four inner cavities, two ends of each spring are connected with movable plates, and clamping blocks are arranged on one sides of the eight movable plates;

set up four inserting grooves on the mounting bracket, four inserting groove and four inserting post one-to-one, and the joint groove has all been seted up to the inner wall both sides of four inserting grooves, joint groove and joint piece phase-match.

Preferably, a telescopic linkage rod is further arranged in the inner cavity, two ends of the linkage rod are respectively connected with the two movable plates, and the spring is sleeved outside the linkage rod.

Preferably, four corners of the mounting frame are all hollowed to form a cavity, the cavity is of a triangular structure, and the four screw connection columns are respectively located in the four cavities.

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

(1) the utility model adopts the shock pad, which can play a shock-absorbing role to the cooling fan, so as to be convenient for the stable work of the cooling fan, effectively reduce the noise of the cooling fan during the work, and is helpful for the use of the cooling fan;

in addition, through the cooperation in joggle strip and joggle groove, can be fixed with the joggle between shock pad and the mounting groove to realize the quick assembly disassembly of shock pad, so that the change of shock pad, the effectual change efficiency that improves the shock pad can ensure the normal use of shock pad, helps guaranteeing radiator fan's shock attenuation effect, further realizes radiator fan stable operation.

(2) The utility model adopts the filtering component, which can filter the air and remove the dust in the air, thereby effectively preventing the dust from accumulating on the fan body, avoiding the damage of the fan body, ensuring the normal work of the fan body, greatly prolonging the service life of the cooling fan and reducing the use cost of the cooling fan;

in addition, through coupling assembling's setting, can realize filtering component's quick assembly disassembly to filtering component's clearance, the effectual cleaning efficiency who improves filtering component can ensure filtering component's filter effect, helps filtering component's normal use, further prevents to accumulate the dust on the fan body, realizes radiator fan's normal use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the filter mechanism of the present invention when disassembled;

fig. 3 is a rear view of the filter mechanism of the present invention;

fig. 4 is a cross-sectional view of the connection assembly of the present invention;

fig. 5 is a bottom view of the present invention;

FIG. 6 is a schematic structural view of the shock pad of the present invention;

FIG. 7 is an enlarged view taken at A in FIG. 2;

in the figure: 1-a mounting frame; 2-a magnet; 3-a filtering mechanism; 31-a filter screen; 32-a frame; 33-a connecting assembly; 331-a plug column; 332-lumen; 333-spring; 334-a movable plate; 335-a clamping block; 4-mounting grooves; 5-a through hole; 6-a shock pad; 7-a fan body; 8-a screw-connected column; 9-a mortise and tenon joint groove; 10-a plug groove; 11-a joggle bar; 12-snap groove.

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. 1-7, the present invention provides the following technical solutions: passive radiator fan, including mounting bracket 1, the inside fretwork of mounting bracket 1 is formed with the installation cavity, and install fan body 7 in the installation cavity, four corner homogeneous body shaping of mounting bracket 1 have spiro union post 8, and four spiro union post 8's both ends all are provided with shock pad 6, eight shock pad 6's both sides homogeneous body shaping has joggle strip 11, and eight shock pad 6's centre all seted up with the communicating through-hole 5 of spiro union post 8, four mounting grooves 4 have all been seted up to mounting bracket 1's both sides, and joggle groove 9 has all been seted up to the inner wall both sides of four mounting grooves 4, eight mounting grooves 4 and eight shock pad 6 one-to-ones, joggle groove 9 and joggle strip 11 phase-matches.

Specifically, in the present embodiment, the fan body 7 includes a blade cover, a motor coil, a motor cover, a magnetic cover and a silicon steel sheet in patent document with patent number 201620367611.4, named as a passive heat dissipation fan;

when the cooling fan is used, a user firstly fixes the cooling fan on an equipment mounting position through the mounting frame 1, then screws in the fastening piece through the screw connection column 8 to fasten the mounting frame 1 and the equipment so as to complete the mounting of the cooling fan, and then the fan body 7 rotates under the action of the internal magnetic pole of the fan body so as to cool the equipment, so that the work of the cooling fan is realized;

meanwhile, when the cooling fan is installed, the shock absorption pad 6 can play a role in protecting the installation frame 1, and when the cooling fan works, the shock absorption pad 6 plays a role in absorbing shock for the cooling fan, so that the cooling fan can stably work, the noise of the cooling fan during working is effectively reduced, and the use of the cooling fan is facilitated;

in addition, when the shock pad 6 is damaged, the user can detach the heat dissipation fan from the equipment, and then pull the damaged shock pad 6 on the installation plate 1, so that the shock-absorbing pad 6 moves along the installation groove 4, at this time, the tenon bar 11 slides along the tenon groove 9 until slipping, so as to detach the damaged shock-absorbing pad 6 from the installation groove 4, then, the user inserts a new shock pad 6 into the installation groove 4, so that the tenon joint strip 11 is inserted into the tenon joint groove 9 until the through hole 5 on the shock pad 6 corresponds to the bolt joint column 8, thereby realizing the clamping of the shock pad 6 in the installation groove 4 and completing the installation of the shock pad 6, thereby realizing the quick disassembly and assembly of the shock pad 6, facilitating the replacement of the shock pad 6, effectively improving the replacement efficiency of the shock pad 6, the normal use of the shock pad 6 can be ensured, the shock absorption effect of the cooling fan can be guaranteed, and the stable work of the cooling fan can be realized.

In this embodiment, preferably, still including installing filter mechanism 3 on mounting bracket 1, filter mechanism 3 includes the filter assembly and with the coupling assembling 33 of filter assembly and mounting bracket 1 joint, the filter assembly includes frame 32, installs in the inside filter screen 31 of frame 32, filter screen 31 shelters from fan body 7.

Specifically, when radiator fan during operation, filtering component can play filterable effect to fan body 7, the inside filter screen 31 of frame 32 can filter the air of being inhaled by fan body 7 promptly to get rid of the dust in the air, thereby effectually prevented that the dust from collecting up on fan body 7, can avoid fan body 7 to damage, in order to guarantee fan body 7's normal work, great extension radiator fan's life, radiator fan's use cost has been reduced.

In this embodiment, preferably, four magnets 2 are mounted on the inner wall of the mounting cavity, and the four magnets 2 are distributed in an annular array, and N poles and S poles of the four magnets 2 face the fan body 7 and are alternately distributed.

Specifically, in the embodiment, the magnet 2 is the magnet in patent document No. 201620367611.4 entitled passive heat dissipation fan;

when the cooling fan is used, according to the principle that like poles repel each other and opposite poles attract each other, the fan body 7 rotates under the attraction force of the magnet 2, and can form reverse electrodynamic type when rotating, so that the fan body 7 is further driven to rotate, and the work of the cooling fan is realized.

In this embodiment, it is preferable that the connection assembly 33 for connecting the filter assembly and the mounting bracket 1 in a snap-fit manner includes:

the four inserting columns 331 are mounted at the bottom of the frame 32, the four inserting columns 331 are distributed in an annular array, inner cavities 332 are formed in the four inserting columns 331, springs 333 are fixed in the four inner cavities 332, two ends of each spring 333 are connected with movable plates 334, and clamping blocks 335 are mounted on one sides of the eight movable plates 334;

set up four inserting groove 10 on the mounting bracket 1, four inserting groove 10 and four inserting column 331 one-to-one, and the joint groove 12 has all been seted up to the inner wall both sides of four inserting groove 10, joint groove 12 and joint piece 335 phase-match.

Specifically, when the filter assembly is installed, a user can insert the filter assembly into the installation frame 1, that is, the insertion column 331 at the bottom of the frame 32 is inserted into the insertion groove 10 on the installation frame 1, at this time, the clamping block 335 is pressed by the inner wall of the insertion groove 10 and is received into the inner cavity 332 under the action of the spring 333 until the clamping block 335 corresponds to the clamping groove 12, and then the clamping block 335 is clamped into the clamping groove 12 under the action of the spring 333 to clamp the insertion column 331 and the insertion groove 10, so that the limiting fixation between the frame 32 and the installation frame 1 is realized, and the installation of the filter assembly is realized;

in addition, when the filter assembly needs to be cleaned, a user can pull the frame 32 upwards to enable the clamping block 335 to be stressed and contract under the action of the spring 333 until the clamping block is separated from the clamping groove 12, then the insertion column 331 moves along the insertion groove 10 under the action of the pulling force until the insertion column 331 is pulled out of the insertion groove 10 to separate the frame 32 from the mounting frame 1, so that the filter assembly can be detached, then the user cleans the filtering component, after cleaning, the user inserts the filtering component on the mounting rack 1 to realize the use of the filtering component, thereby realizing the quick assembly and disassembly of the filtering component, facilitating the cleaning of the filtering component, effectively improving the cleaning efficiency of the filtering component, the filtering effect of the filtering component can be ensured, the normal use of the filtering component is facilitated, dust is prevented from being accumulated on the fan body 7, and the stable use of the heat radiation fan is realized.

In this embodiment, preferably, a retractable linkage rod is further disposed in the inner cavity 332, two ends of the linkage rod are respectively connected to the two movable plates 334, and the spring 333 is sleeved outside the linkage rod.

Specifically, in the process of extending and retracting the spring 333, the retractable linkage rod can extend and retract along with the spring 333, so that the stability of the spring 333 in the process of extending and retracting is improved, and the spring 333 drives the clamping block 335 to stably move through the movable plate 334.

In this embodiment, preferably, four corners of the mounting bracket 1 are all hollowed to form a cavity, the cavity is in a triangular structure, and the four screw posts 8 are respectively located in the four cavities.

Specifically, in the use process of the cooling fan, the cavity formed by the four corners of the mounting frame 1 can effectively reduce the weight of the cooling fan, so that the cooling fan is lighter, and the production cost of the cooling fan is greatly saved.

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 (6)

1. Passive radiator fan, its characterized in that: including mounting bracket (1), the inside fretwork of mounting bracket (1) is formed with the installation cavity, and installs fan body (7) in the installation cavity, the equal integrated into one piece in four corners of mounting bracket (1) has spiro union post (8), and the both ends of four spiro union posts (8) all are provided with shock pad (6), eight the equal integrated into one piece in both sides of shock pad (6) has joggle strip (11), and the centre of eight shock pad (6) all seted up with communicating through-hole (5) of spiro union post (8), four mounting groove (4) have all been seted up to the both sides of mounting bracket (1), and joggle groove (9), eight are all seted up to the inner wall both sides of four mounting groove (4) and eight shock pad (6) one-to-ones, joggle groove (9) and joggle strip (11) phase-match.

2. The passive heat dissipation fan of claim 1, wherein: still including installing filtering mechanism (3) on mounting bracket (1), filtering mechanism (3) include filtering component and with coupling assembling (33) of filtering component and mounting bracket (1) joint, filtering component includes frame (32), installs in frame (32) inside filter screen (31), filter screen (31) will fan body (7) shelter from.

3. The passive heat dissipation fan of claim 1, wherein: four magnets (2) are installed to the inner wall of installation cavity, and four magnets (2) are the annular array and distribute, four the N utmost point and the S utmost point of magnet (2) are towards fan body (7) to distribute in turn.

4. The passive heat dissipation fan of claim 2, wherein: the coupling assembling (33) with the filter assembly with mounting bracket (1) joint includes:

the four inserting columns (331) are mounted at the bottom of the frame (32), the four inserting columns (331) are distributed in an annular array, inner cavities (332) are formed in the four inserting columns (331), springs (333) are fixed in the four inner cavities (332), two ends of each spring (333) are connected with a movable plate (334), and clamping blocks (335) are mounted on one side of each movable plate (334);

four inserting grooves (10) arranged on the mounting frame (1), four inserting grooves (10) are in one-to-one correspondence with four inserting columns (331), clamping grooves (12) are formed in two sides of the inner wall of each inserting groove (10), and the clamping grooves (12) are matched with the clamping blocks (335).

5. The passive heat dissipation fan of claim 4, wherein: the inner cavity (332) is also provided with a telescopic linkage rod, two ends of the linkage rod are respectively connected with the two movable plates (334), and the spring (333) is sleeved outside the linkage rod.

6. The passive heat dissipation fan of claim 1, wherein: four corners of the mounting frame (1) are all hollowed to form cavities, the cavities are triangular structures, and the four screw connection columns (8) are respectively located in the four cavities.

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