TWM447427U - Vibration damping structure for fan - Google Patents

Description

Fan damping structure

The present invention relates to a fan damping structure, and more particularly to a fan damping structure that can greatly enhance the shock absorption effect and facilitate assembly.

With the continuous advancement of technology, people's dependence on various electronic devices has also increased; however, during operation, components inside electronic products (such as computers, notebook computers) generate high heat, if it is not possible to export heat to electronics in time. Outside the product, it is prone to overheating problems. Therefore, most of the electronic products often use a fan to keep the electronic product operating at a certain operating temperature range.

At present, most of the fans in the industry are installed on the casing of the computer by screws. However, due to the vibration of the fan during operation, it is easy to cause the casing of the computer to vibrate together, resulting in resonance or resonance in the casing of the computer. Noise, more serious, vibration can interfere with the normal operation of other electronic components in the casing; however, the existing fan damping structure has many complicated assembly components, and the assembly process of the assembly components is complicated, in addition, It is known that the materials used in the fixing of the fan and the casing cannot effectively prevent the vibration generated by the fan from being transmitted to the casing.

As described above, the conventional disadvantages are as follows: 1. The shock absorbing effect is poor; 2. The assembly is not easy.

Therefore, how to solve the above problems and problems in the past, that is, the creation of this case The person who is engaged in research and development in this industry is interested in researching the direction of improvement.

Therefore, in order to effectively solve the above problems, the main purpose of the present invention is to provide a fan damping structure that can greatly enhance the shock absorption effect.

The second objective of this creation is to provide a fan damping structure that can be easily assembled.

In order to achieve the above object, the present invention provides a fan absorbing structure, which is applied to a fan group having a first side and a second side opposite to the first side, the first side having a plurality of first fixing holes, the first The second side has a plurality of second fixing holes, the shock absorbing structure comprises a casing, a first frame, a plurality of first assemblies and a plurality of second assemblies, the casing having a bottom plate and two side walls disposed thereon The first side of the bottom plate and the side wall define an accommodating space for accommodating the fan set; the first frame is disposed on the first side of the fan set, and is not in contact with the first side, and a first gap is formed Between the first frame and the first side, wherein the first frame includes a plurality of first through holes corresponding to the first fixing holes, and the plurality of first positioning portions are disposed on the first frame toward the opposite fan group The first positioning portion is corresponding to and does not contact the housing, and has a first hole, and a second gap is formed between the first positioning portion and the housing, wherein the first positioning portion One or two gaps communicate with the accommodating space; the first assembly Such perforations provided in the first of these first fixing hole, and having a first engagement portion provided on the first frame between the first side to form the first gap; The second assembly is disposed on the inner side of the housing, and has a second engaging portion that is interposed between the first positioning portion and the housing to form the second gap.

By the design of the structure, the first engaging portion is engaged with the first gap formed between the first frame and the first side and is not in contact with the first side of the fan group, and The second engaging portion is disposed in the second gap between the first positioning portion and the housing and is not in contact with the housing, and the first and second gaps formed by the foregoing are not associated with the fan group and The contact of the casing can prevent the vibration generated by the fan group from being transmitted to the casing, thereby greatly improving the shock absorbing effect and achieving the effect of simple assembly.

The above object of the present invention, as well as its structural and functional features, will be described in accordance with the preferred embodiments of the drawings.

Please refer to FIG. 1A and FIG. 1B , which are a perspective exploded view and a perspective assembled view of the first embodiment of the fan damping structure. As shown in the figure, a fan damping structure is applied to a fan group 1 . The first side 10 and the second side 11 are opposite to the first side 10. The first side 10 has a plurality of first fixing holes 101, and the second side 11 has a plurality of second fixing holes 111. The shock absorbing structure includes a first a housing 2, a first frame 3, a plurality of first assembly members 5, and a plurality of second assembly members 6. The housing 2 has a bottom plate 20 and two side walls 21 disposed on opposite sides of the bottom plate 20, The bottom plate 20 and the side wall 21 jointly define an accommodating space 222 for accommodating the fan assembly 1. The first and second assembly members 5 and 6 are made of a thermoplastic elastomer material; Please refer to FIG. 2A, 2B, 3A, and 3B for a perspective view and an enlarged schematic view of the first embodiment of the fan damping structure. The first frame 3 is disposed on the first side of the fan assembly 1 10, and not in contact with the first side 10, a first gap 30 is formed between the first frame 3 and the first side 10, wherein the first frame 3 includes a plurality of first through holes 31 corresponding to the first A plurality of first positioning portions 32 are protruded from the first frame 10 toward the first side 10 of the opposite fan group 1 , and the first positioning portions 32 correspond to each other and do not contact the housing 2 . And having a first hole 324, a second gap 33 is formed between the first positioning portion 32 and the housing 2, wherein the first and second gaps 30, 33 and the accommodating space 222 communicate with each other; The first assembly member 5 is disposed in the first through hole 31 and the first fixing hole 101, and the first assembly member 5 has a first engaging portion 50 that is engaged with the first frame 3 and the first Forming the first gap 30 between the sides 10; the second assembly 6 is disposed on the inner side of the casing 2, and the second assembly 6 has a The second engaging portion 60 is disposed between the first positioning portion 32 and the housing 2 to form the second gap 33. Referring to the 2C and 3C drawings, the creative fan damping structure further includes a second portion. a frame 4, wherein the first and second frames 3, 4 are made of a metal material, and the second frame 4 is disposed on the second side 11 of the fan assembly 1 and is not in contact with the second side 11 A second gap 40 is formed between the second frame 4 and the second side 11 of the fan group 1. The second frame 4 includes a plurality of second through holes 41 corresponding to the second fixing holes 111, and is disposed on the second frame 4. Opposite fan group A second positioning portion 42 is protruded from the second side 11 of the first direction. The second positioning portion 42 corresponds to the housing 2 and does not contact the housing 2, and has a third hole 424. The second positioning portion 42 is A fourth gap 43 is formed between the housings 2, and the third and fourth gaps 40 and 43 communicate with the accommodating space 222. The first assembly 5 is disposed through the second through hole 41 and the second a fixing hole 111, the first engaging portion 50 is interposed between the second frame 4 and the second side 11 to form the third gap 40; the second engaging portion 60 of the second assembly 6 is stuck The second positioning portion 42 is disposed between the second positioning portion 42 and the casing 2 to form the fourth gap 43.

Continuing to refer to FIGS. 1A and 1B , at least one convex portion 22 is protruded from the inner side of the casing 2 , and the convex portion 22 is correspondingly protruded from the second gap 33 and the fourth gap 43 , and the The second assembly 6 is disposed on the convex portion 22, and the positioning portion 221 is defined in the convex portion 22. The second assembly 6 is disposed through the positioning hole 221 and extends through the second and fourth gaps 33. 43, and first and third holes 324, 424.

The first assembly member 5 is disposed in the first through hole 31 and the first fixing hole 101 through the design of the fan damper structure, and is locked to the first frame 3 by the first engaging portion 50. The first gap 30 is formed between the first side portion 10 and the second gap 41 and the second fixing hole 111 through the first assembly member 5, and is locked by the first engaging portion 50. a third gap 40 formed between the second frame 4 and the second side portion 11 and the second engaging portion 60 is engaged with the second gap between the first positioning portion 32 and the housing 2 33, and the said The second engaging portion 60 is disposed in the fourth gap 43 between the second positioning portion 42 and the casing 2, because the first and second frames 3 and 4 are not respectively the first of the wind-distributing group. The two sides 10, 11 are in contact, the first and second positioning portions 32, 42 are not in contact with the housing 2, and the first, second, third, and fourth gaps 30, 33, 40, and 43 are not respectively formed. The fan group 1 and the casing 2 are in contact with each other, so that the vibration generated by the fan group 1 can be prevented from being transmitted to the casing 2, thereby greatly increasing the shock absorbing effect and achieving an assembly convenience.

Please refer to FIG. 4A, FIG. 4B and FIG. 1A together, which is a perspective exploded view and a three-dimensional combination diagram of a second embodiment of the fan damping structure of the present invention. The corresponding relationship is the same as that of the fan damper structure described above, so it will not be described here. However, the main difference between the fan damper structure and the foregoing is that the first positioning portion 32 is more bent to form a first positioning. The second positioning portion 42 is bent to form a third positioning portion 421 and a fourth positioning portion 422. The first and third positioning segments 321, 421 are adjacent to the housing. 2, the second engaging portion 60 is engaged with the second and fourth positioning portions 322, 422 and forms the second and fourth gaps 33, 43 with the housing 2; the second positioning The section 322 further extends a first bending section 323 toward the frame, and the second positioning section 322 and the first bending section 323 are connected in a U shape, and the first bending section 323 corresponds to the a second hole 325 is disposed at a position of the first hole 324, and the second assembly 6 extends through the first and second holes 324, 325; The third positioning section 421 further extends a second bending section 423 toward the frame, and the fourth positioning section 422 and the second bending section 423 are connected to each other in a U shape. A fourth hole 425 is defined in the position of the third hole 424 corresponding to the third hole 424. The second assembly 6 extends through the third and fourth holes 424 and 425. The two frames 3, 4 and the casing 2 are more stable, and the lifting effect can be achieved as well, and the assembly is more convenient.

Please refer to FIG. 5A and FIG. 5B , which are perspective exploded view and perspective assembled view of the third embodiment of the fan damping structure. The corresponding relationship between the components and components of the fan damping structure is as described above. The fan damper structure is the same, so it will not be described here. However, the main difference between the fan damper structure and the foregoing is that the first locating portion 32 of the first frame 3 is not symmetrical and does not contact the housing. 2, the second positioning portion 42 of the second frame 4 can be symmetrical and does not contact the housing 2. Through the design of the structure, the shock absorbing effect is good and the assembly is convenient.

As described above, the present invention has the following advantages as compared with the prior art: 1. The shock absorbing effect is good; 2. The assembly is convenient.

The present invention has been described in detail above, but the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited. That is, all changes and modifications made in accordance with the scope of this creative application should still belong to this creation. The scope of patent coverage.

1‧‧‧fan group

10‧‧‧ first side

101‧‧‧First fixing hole

11‧‧‧ second side

111‧‧‧Second fixing hole

2‧‧‧Shell

20‧‧‧floor

21‧‧‧ side wall

22‧‧‧ convex

221‧‧‧Positioning holes

222‧‧‧ accommodating space

3‧‧‧ first frame

30‧‧‧First gap

31‧‧‧First perforation

32‧‧‧First Positioning Department

321‧‧‧First positioning section

322‧‧‧Second positioning section

323‧‧‧First bend

324‧‧‧ first hole

325‧‧‧Second hole

33‧‧‧Second gap

4‧‧‧ second framework

40‧‧‧ third gap

41‧‧‧Second perforation

42‧‧‧Second Positioning Department

421‧‧‧ third positioning section

422‧‧‧four positioning segment

423‧‧‧second bend

424‧‧‧ third hole

425‧‧‧ fourth hole

43‧‧‧fourth gap

5‧‧‧First assembly

50‧‧‧First engagement department

6‧‧‧Second assembly

60‧‧‧Second engagement department

1A is a perspective exploded view of a first embodiment of a fan damping structure of the present invention; FIG. 1B is a three-dimensional combination diagram of the first embodiment of the fan damping structure; FIG. 2A is a creative fan A perspective view of a first embodiment of a shock absorbing structure; a second embodiment of the present invention is an enlarged schematic view of a first embodiment of the damper structure; and a second embodiment of the present invention is a first embodiment of the damper structure Another enlarged schematic view; FIG. 3A is a perspective assembled view of the first embodiment of the creative fan damping structure; FIG. 3B is an enlarged schematic view of the first embodiment of the creative fan damping structure; Another enlarged schematic view of the first embodiment of the present fan damping structure; FIG. 4A is a perspective exploded view of the second embodiment of the creative fan damping structure; FIG. 4B is a creative fan damping structure a three-dimensional combination diagram of the second embodiment; 5A is a perspective exploded view of a third embodiment of the present invention, and FIG. 5B is a perspective assembled view of the third embodiment of the creative fan damping structure.

1‧‧‧fan group

10‧‧‧ first side

101‧‧‧First fixing hole

11‧‧‧ second side

111‧‧‧Second fixing hole

2‧‧‧Shell

20‧‧‧floor

21‧‧‧ side wall

22‧‧‧ convex

221‧‧‧Positioning holes

222‧‧‧ accommodating space

3‧‧‧ first frame

31‧‧‧First perforation

32‧‧‧First Positioning Department

321‧‧‧First positioning section

322‧‧‧Second positioning section

324‧‧‧ first hole

4‧‧‧ second framework

41‧‧‧Second perforation

42‧‧‧Second Positioning Department

421‧‧‧ third positioning section

422‧‧‧four positioning segment

424‧‧‧ third hole

5‧‧‧First assembly

50‧‧‧First engagement department

6‧‧‧Second assembly

60‧‧‧Second engagement department

Claims (18)

A fan absorbing structure is applied to a fan group having a first side and a second side opposite to the first side, the first side has a plurality of first fixing holes, and the second side has a plurality of second fixing holes, The damper structure includes: a casing having a bottom plate and two side walls disposed on opposite sides of the bottom plate, the bottom plate and the side wall defining an accommodating space for accommodating the fan group; and a first frame a first side of the fan group is not in contact with the first side, and a first gap is formed between the first frame and the first side, wherein the first frame includes a plurality of first perforations corresponding to the first The fixing hole and the plurality of first positioning portions are disposed on the first frame and protrude toward the first side of the opposite fan group, and the first positioning portions correspond to and do not contact the housing, and have a first hole. a second gap is formed between the first positioning portion and the housing, wherein the first and second gaps communicate with the accommodating space; the plurality of first assemblies are disposed through the first through holes and the first a fixing hole having a first engaging portion engaged with the first frame and Forming the first gap between the one side; and the plurality of second assembly members are disposed on the inner side of the casing, and have a second engaging portion interposed between the first positioning portion and the casing to form the The second gap. The fan damper structure of claim 1, wherein the inner side of the housing is more convexly provided with at least one convex portion, and the convex portion is correspondingly protruded from the second gap, and the convex portion is provided The second assembly. The fan shock absorbing structure according to claim 2, wherein the convex portion is further A positioning hole is defined, and the second assembly passes through the positioning hole and penetrates the second gap and the first hole. The fan damper structure of claim 1, wherein the first positioning portion is further bent to form a first positioning segment and a second positioning segment, the first positioning segment being adjacent to the inner side of the housing, The second engaging portion is engaged between the second positioning segment and the housing to form the second gap. The fan damper structure of claim 4, wherein the second positioning section further extends a first bending section toward the frame, and the first bending section corresponds to the first hole position. A second hole is formed, and the second assembly penetrates the first and second holes. The fan damper structure of claim 5, wherein the second positioning section and the first bending section are connected in a U shape. The fan damper structure of claim 1, wherein the first positioning portion is asymmetric and does not contact the housing. The fan damper structure of claim 3, wherein a second frame is disposed on the second side of the fan group and is not in contact with the second side, and a third gap is formed in the Between the second frame and the second side, wherein the second frame includes a plurality of second through holes corresponding to the second fixing holes, and the plurality of second positioning portions are disposed on the second frame toward the second side of the opposite fan group The second positioning portion corresponds to and does not contact the housing, and has a third hole, and a fourth gap is formed between the second positioning portion and the housing, wherein the third The four gaps communicate with the accommodating space. The fan damper structure of claim 8, wherein the first assembly member is disposed in the second through hole and the second fixing hole, and the first engaging portion is engaged in the second A frame is formed between the frame and the second side to form the third gap. The fan damper structure of claim 8, wherein the second engaging portion of the second assembly is interposed between the second positioning portion and the housing to form the fourth gap. The fan damper structure of claim 8, wherein the convex portion is correspondingly protruded from the fourth gap and the second assembly is assembled. The fan damper structure of claim 11, wherein the second assembly passes through the positioning hole and penetrates the fourth gap and the third hole. The fan damper structure of claim 8, wherein the second positioning portion is further bent to form a third positioning segment and a fourth positioning segment, the third positioning segment being adjacent to the inner side of the housing. The second engaging portion is engaged between the fourth positioning segment and the housing to form the fourth gap. The fan damper structure of claim 13, wherein the third positioning section further extends a second bending section toward the second frame, and the second bending section corresponds to the third hole. A fourth hole is disposed at the position, and the second assembly extends through the third and fourth holes. The fan damper structure of claim 14, wherein the fourth positioning section and the second bending section are connected in a U shape. The fan damper structure of claim 8, wherein the second positioning portions are asymmetric and do not contact the housing. The fan shock absorbing structure of claim 1, wherein the first and second assemblies are composed of a thermoplastic elastomer material. The fan shock absorbing structure according to claim 8, wherein the first and second frames are made of a metal material.