CN217336241U

CN217336241U - Fan mounting structure

Info

Publication number: CN217336241U
Application number: CN202220146440.8U
Authority: CN
Inventors: 姚琦; 周杰; 杨鑫
Original assignee: Sungrow Power Supply Co Ltd
Current assignee: Sungrow Power Supply Co Ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-30
Anticipated expiration: 2032-01-19

Abstract

The utility model provides a fan mounting structure belongs to electrical equipment technical field, including support, joint structure and fan frame, the joint structure includes base and joint portion, and joint portion sets up on a side end face of base and forms the draw-in groove structure together with the base, and at least some of fan frame is suitable for and holds in the draw-in groove structure and by the clamping part chucking, the opposite side terminal surface of base be suitable for with leg joint. The utility model discloses well fan frame does not hold the part and the support of draw-in groove structure and can keep the determining deviation, the area of contact of fan frame and support has been reduced, thereby can reduce the vibration transmission with radiator fan during operation to the support, the fan frame holds the part and the support direct contact not of draw-in groove structure, can further reduce the fan frame through for example setting up damping material in the draw-in groove structure and transmit the support with the vibration, thereby reduce the vibration of support on the whole, make radiator fan installation more firm.

Description

Fan mounting structure

Technical Field

The utility model relates to an electrical equipment technical field particularly, relates to a fan mounting structure.

Background

With the increasing power of electrical equipment, the heat dissipation mode of the electrical equipment needs to be optimized, and the mode of forced air cooling heat dissipation by adopting a heat dissipation fan is also commonly applied.

Among the prior art, radiator fan sets up the preformed hole on its frame usually to through the screw with the frame mounting on the support, however, there is obvious dynamic performance defect in this kind of mounting means, arouse the vibration of support easily, not only the noise is big, but also long-term the use can lead to the screw not hard up, radiator fan drops from the support.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem how to reduce the vibration of support, make radiator fan installation more firm.

In order to solve the problem, the utility model provides a fan mounting structure, including support, joint structure and fan frame, the joint structure includes base and joint portion, joint portion sets up on the side end face of base and with the base forms the draw-in groove structure together, at least some of fan frame is suitable for and holds in the draw-in groove structure and quilt joint portion chucking, the opposite side terminal surface of base be suitable for with leg joint.

Optionally, the clamping structure further comprises a damping material, the damping material is arranged in the clamping groove structure, one side end face of the damping material is abutted to the inner wall of the clamping groove structure, and the other side end face of the damping material is abutted to the outer fan frame.

Optionally, the clamping portion includes a clamping plate and a connecting plate, one end of the connecting plate is connected to the base, the other end of the connecting plate is connected to the clamping plate, and the base, the connecting plate and the clamping plate surround to form the clamping groove structure.

Optionally, the transverse cross-sectional shape of the connecting plate matches the cross-sectional shape of the fan outer frame.

Optionally, the base includes pedestal and pore structure, the pore structure is followed the direction of height of joint structure runs through the pedestal, the pedestal is suitable for to pass through the connecting piece the pore structure with the connection can be dismantled to the support.

Optionally, the clamping structure is provided with a plurality of clamping structures, and the plurality of clamping structures are suitable for being arranged at intervals along the circumferential direction of the outer fan frame.

Optionally, the fan casing includes a casing body and corner structures, the corner structures are arranged at intervals along a circumferential direction of the casing body and connected to the casing body, and the corner structures are adapted to be accommodated in the slot structures and clamped by the clamping portions.

Optionally, the corner structure includes a corner plate, and the corner plate is disposed on an outer wall of the outer frame body and extends in a direction away from the center of the outer fan frame.

Optionally, the corner plate includes a first corner plate and a second corner plate, and the first corner plate and the second corner plate are arranged at an interval in a thickness direction of the fan outer frame.

Optionally, the corner structure further includes a rib plate, the rib plate is disposed on the outer wall of the outer frame body, one end of the rib plate is connected to the first corner plate, the other end of the rib plate is connected to the second corner plate, and in an extending direction of the corner plates, a width of the rib plate is smaller than a distance between the notch of the slot structure and the outer wall of the outer frame body.

Compared with the prior art, the utility model discloses following beneficial effect has:

at least one part of the fan outer frame is accommodated in the clamping groove structure at one side of the base and clamped by the clamping part, the end face at the other side of the base is connected with the bracket, so that the fan outer frame can be fixed on the bracket by the clamping structure, because the fan outer frame and the bracket are respectively positioned at the two sides of the base, the part of the fan outer frame which is not accommodated in the clamping groove structure and the bracket can be separated by the base of the clamping structure and keep a certain distance, the contact between the fan outer frame and the bracket is reduced, thereby reducing the vibration of the heat radiation fan during working to be transmitted to the bracket, simultaneously, the part of the fan outer frame which is accommodated in the clamping groove structure is not directly contacted with the bracket, the outer frame of the fan can be further reduced by arranging damping materials in the clamping groove structure and the like, and vibration is transmitted to the support through the clamping structure, so that the vibration of the support is reduced on the whole, and the cooling fan is more stably installed.

Drawings

Fig. 1 is a schematic structural view of a fan mounting structure according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a clamping structure in an embodiment of the present invention;

fig. 3 is a schematic structural view of another view angle of the fan mounting structure according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of the clamping structure and the fan housing in the embodiment of the present invention.

Description of reference numerals:

the fan comprises a support 1, a clamping structure 2, a base 21, a seat 211, a hole structure 212, a clamping part 22, a clamping plate 221, a connecting plate 222, a clamping groove structure 23, vibration damping materials 24, a fan outer frame 3, an outer frame body 31, a corner structure 32, a corner plate 321, a first corner plate 3211, a second corner plate 3212 and a rib plate 322.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be understood that the forward direction of "X" in the drawings represents the left direction, and correspondingly, the reverse direction of "X" represents the right direction; the forward direction of "Y" represents forward, and correspondingly, the reverse direction of "Y" represents rearward; the forward direction of "Z" represents the upward direction, and correspondingly, the reverse direction of "Z" represents the downward direction, and the terms "X", "Y", "Z", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The terms "first" and "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In order to solve the above problem, the embodiment of the utility model provides a fan mounting structure, including support 1, joint structure 2 and fan frame 3, joint structure 2 includes base 21 and joint portion 22, and joint portion 22 sets up on a side end face of base 21 and forms draw-in groove structure 23 with base 21 together, and at least a part of fan frame 3 is suitable for to hold in draw-in groove structure 23 and by the chucking of joint portion 22, and base 21's opposite side terminal surface is suitable for being connected with support 1.

As shown in fig. 1 and fig. 2, in this embodiment, the bracket 1 is a plate-shaped structure, the cross-sectional shape of the bracket 1 may be square, circular or a combination thereof, a circular air outlet matching the size of the heat dissipation fan is disposed in the middle of the bracket 1, the fan frame 3 of the heat dissipation fan is surrounded by an annular frame and a front air outlet cover, the overall shape of the annular frame may be square, circular or a combination thereof, a cylindrical hollow cavity is disposed inside the fan frame 3, an opening is disposed at the rear side, and main structures of the fan blades, the motor and the like of the heat dissipation fan may be disposed in the hollow cavity.

Can be through welding between joint portion 22 of joint structure 2 and the base 21, modes such as riveting or bolted connection are connected, joint portion 22 is connected back formation with fan frame 3's annular frame thickness assorted draw-in groove structure 23 with base 21, draw-in groove structure 23 can adopt and encircle the outside at fan frame 3, can all hold including whole annular frame of fan frame 3 and by the annular clamping groove of clamping part 22 chucking, also can adopt can hold including some part or some parts of annular frame and by the U-shaped draw-in groove of clamping part 22 chucking, specifically can select according to fan frame 3's shape and installation demand etc., do not do the restriction here.

As shown in fig. 1, the thickness of the annular frame of the fan outer frame 3 is a distance between the front and rear end surfaces thereof in the Y-axis direction.

It should be noted that, when the clamping groove structure 23 adopts an annular clamping groove, in order to make up for the defect that the contact area between the clamping structure 2 and the fan outer frame 3 is large, which is not beneficial to reducing vibration transmission, a vibration damping material 24, such as a rubber pad, may be arranged in the annular clamping groove, and of course, if the vibration damping material 24 is not arranged, since the base of the clamping structure is arranged between the fan outer frame and the support, the vibration of the fan outer frame is prevented from being directly transmitted to the support, and a certain vibration damping effect can still be achieved; when the clamping groove structure 23 adopts a U-shaped clamping groove, a plurality of clamping structures 2 can be arranged along the circumferential direction of the fan outer frame 3 at intervals in order to enhance the fixing effect of the clamping structures 2.

Thus, at least one part of the fan outer frame 3 is accommodated in the clamping groove structure 23 on one side of the base 21 and clamped by the clamping part 22, the end surface on the other side of the base 21 is connected with the bracket 1, so that the fan outer frame 3 can be fixed on the bracket 1 by the clamping structure 2, as shown in fig. 3, because the fan outer frame 3 and the bracket 1 are respectively arranged on two sides of the base 21, the part of the fan outer frame 3 which is not accommodated in the clamping groove structure 23 and the bracket 1 can be separated by the base 21 of the clamping structure 2 and keep a certain distance d, the contact area of the fan outer frame 3 and the bracket 1 is reduced, thereby the vibration transmission of the heat dissipation fan during working to the bracket 1 can be reduced, meanwhile, the part of the fan outer frame 3 which is accommodated in the clamping groove structure 23 is not in direct contact with the bracket 1, the vibration transmission of the fan outer frame 3 to the bracket 1 through the clamping structure 2 can be further reduced by such modes as arranging the vibration reduction material 24 in the clamping groove structure 23, thereby reducing the vibration of the bracket 1 as a whole and making the installation of the cooling fan more stable.

Optionally, the clamping structure 2 further includes a damping material 24, the damping material 24 is disposed in the clamping groove structure 23, a side end surface of the damping material 24 abuts against an inner wall of the clamping groove structure 23, another side end surface of the damping material 24 abuts against the fan outer frame 3, the clamping structure 2 is provided with a plurality of clamping structures 2, and the plurality of clamping structures 2 are suitable for being disposed at intervals along the circumferential direction of the fan outer frame 3.

As shown in fig. 1, fig. 2 and fig. 4, in order to make this fan mounting structure can reach better damping effect, and the radiator fan installation is more firm and durable, in this embodiment, joint structure 2 sets up a plurality ofly, the draw-in groove structure 23 of every joint structure 2 all can only hold including some of fan frame 3 and through corresponding joint portion 22 chucking, a plurality of joint structures 2 fix fan frame 3 from different positions, simultaneously, all set up damping material 24 in the draw-in groove structure 23 of every joint structure 2, damping material can adopt materials such as butyl rubber or nitrile rubber, damping material 24's shape and the shape phase-match of draw-in groove structure 23, and damping material 24's a side end face and the inner wall butt of draw-in groove structure 23, another side end face and fan frame 3 butt.

It should be noted that the rubber density affects the vibration damping effect, and the rubber density is generally recommended to be in the range of 1000kg/m ³ To 1800kg/m ³ E.g. 1500kg/m ³ 。

Preferably, a plurality of clamping structures 2 can be arranged along the circumference of the fan outer frame 3 at intervals and are symmetrical to each other in pairs relative to the axial direction of the fan outer frame 3, so that each pair of clamping structures 2 can apply a pair of acting forces which are opposite in direction to the center to the fan outer frame 3, the heat dissipation fan can be prevented from shifting from the fan outer frame 3 during operation, and the heat dissipation fan can be more stably installed.

Optionally, the clamping portion 22 includes a clamping plate 221 and a connecting plate 222, one end of the connecting plate 222 is connected to the base 21, the other end of the connecting plate 222 is connected to the clamping plate 221, the base 21, the connecting plate 222 and the clamping plate 221 surround to form a clamping groove structure 23, and a transverse cross-sectional shape of the connecting plate 222 matches a cross-sectional shape of the fan outer frame 3.

As shown in fig. 2, in order to enable the card slot structure 23 to clamp the fan casing 3, the cross-sectional shape of the card slot structure needs to match with the cross-sectional shape of the annular frame of the fan casing 3, and for convenience of description, the annular frame of the fan casing 3 is exemplified as a structure having front and rear parallel end surfaces.

In this embodiment, the front side end of the base 21 is planar, the rear side end is stepped, the locking plate 221 is disposed parallel to the base 21, the connecting plate 222 is perpendicular to the base 21 and the locking plate 221, the front end of the connecting plate is connected to the rear side end of the base 21 at a position where the rear side end is stepped, and the rear end of the connecting plate is connected to the locking plate 221 so as to form the locking groove structure 23.

It should be noted that the transverse cross-sectional shape of the connecting plate 222 may be selected according to the shape of the annular frame of the fan housing 3, for example, when the cross-sectional shape of the annular frame is circular, the connecting plate 222 may be an arc plate that is consistent with the radian of the annular frame, and when the cross-sectional shape of the annular frame is square or polygonal, the connecting plate 222 may be a bent plate that is consistent with the inner angle of the annular frame.

Here, as shown in fig. 1, the transverse section of the connection plate 222 means a section in a plane parallel to the XZ plane.

It should be noted that the base 21, the connecting plate 222, and the clamping plate 221 may be made of metal materials, such as aluminum alloy or structural steel, and connected by welding, riveting, or bolting, or may be made of plastics, such as PBT plastic (polybutylene Terephthalate) or PE plastic (Polyethylene), and connected by integral injection molding, which is not limited herein.

Optionally, the base 21 includes a seat 211 and a hole structure 212, the hole structure 212 penetrates through the seat 211 along the height direction of the clamping structure 2, and the seat 211 is adapted to be detachably connected to the bracket 1 through the hole structure 212 by a connector.

As shown in fig. 2, the clamping portion 22 can be connected with the edge of the base 21 to form a clamping groove structure 23, and can also be connected with the middle of the base 21 to form the clamping groove structure 23, in this embodiment, in order to fix the base 21 on the bracket 1, the clamping portion 22 is connected with the middle of the base 21 to form the clamping groove structure 23, so that the base body 211 of the base 21 has a portion outside the clamping groove structure 23, the hole structure 212 is disposed on the portion of the base body 211, and penetrates through the base body 211 along the height direction of the clamping structure 2, the plurality of hole structures 212 are disposed at intervals, a screw hole is disposed at a position on the bracket 1 corresponding to the base 21 of the clamping structure 2, the base 21 can be installed on the bracket 1 through the hole structures 212 by using connecting pieces such as screws or bolts, and the fan outer frame 3 can be fixed on the bracket 1.

As shown in fig. 1, the height direction of the latch structure 2 is the Y-axis direction.

Optionally, the fan casing 3 includes a casing body 31 and corner structures 32, a plurality of corner structures 32 are arranged at intervals along the circumference of the casing body 31 and connected with the casing body 31, and the corner structures 32 are adapted to be accommodated in the slot structures 23 and clamped by the clamping parts 22.

Since the circular ring-shaped fan frame 3 and the clamping structure 2 are easy to slide relatively, in order to make the installation of the fan frame 3 more stable, in this embodiment, the fan frame 3 may adopt a structure with a corner structure 32 and a square or polygonal cross section, and for convenience of description, the fan frame 3 with a square cross section is taken as an example for illustration.

As shown in fig. 4, the outer frame body 31 includes a circular frame and a front side air outlet cover, and four corner structures 32 are uniformly arranged on the circular frame along the circumferential direction thereof so that the whole fan outer frame is square, and the external profile of each corner structure 32 is matched with the shape of the slot structure 23, so that the fan outer frame can be accommodated in the slot structure 23 and clamped by the clamping part 22.

Optionally, the corner structure 32 includes a corner plate 321, the corner plate 321 is disposed on an outer wall of the outer frame body 31 and extends in a direction away from the center of the fan outer frame 3, the corner plate 321 includes a first corner plate 3211 and a second corner plate 3212, and the first corner plate 3211 and the second corner plate 3212 are disposed at an interval in the thickness direction of the fan outer frame 3.

As shown in fig. 4, the corner structure 32 may be a solid structure, such as a block structure, or a non-solid structure with a certain deformation space, which is composed of a plurality of plate-like structures.

In this embodiment, in order to make corner structure 32 install into draw-in groove structure 23 more easily, and when fan frame 3 vibrates, make corner structure 32 can produce certain deformation, thereby reduce and transmit the vibration with fan frame 3 for joint structure 2, corner structure 32 adopts the non-solid structure including first scute 3211 and second scute 3212, first scute 3211 and second scute 3212 are connected with the outer wall of the annular frame of outer frame body 31 respectively, and set up and extend towards the central direction of keeping away from fan frame 3 along the thickness direction interval of fan frame 3.

As shown in fig. 4, the direction away from the center of the fan casing 3 refers to a direction of a straight line that is on a plane parallel to the XZ plane and radiates outward with the center of the fan casing 3 as an origin, for example, a direction of a broken line α; the thickness direction of the fan frame 3 is the Y-axis direction.

Optionally, the corner structure 32 further includes a rib plate 322, the rib plate 322 is disposed on the outer wall of the outer frame body 31, one end of the rib plate 322 is connected to the first corner plate 3211, the other end of the rib plate 322 is connected to the second corner plate 3212, and in the extending direction of the corner plate 321, the width of the rib plate 322 is smaller than the distance between the notch of the slot structure 23 and the outer wall of the outer frame body 31.

As shown in fig. 4, in order to increase the strength of the corner structure 32, in this embodiment, a rib plate 322 may be further disposed between the first corner plate 3211 and the second corner plate 3212, and the first corner plate 3211 and the second corner plate 3212 are connected together into a whole by the rib plate 322, and a plurality of rib plates 322 may be disposed, and the plurality of rib plates 322 are disposed at intervals along the circumferential direction of the outer frame body 31.

It should be noted that two ends of the rib plate 322 are connected to the first corner plate and the second corner plate, respectively, and one end surface of the rib plate close to the outer frame body 31 can be selectively connected to the outer frame body 31 as required, or can be selectively kept at a certain distance from the outer frame body 31.

It should be noted that, the structures of the outer frame body 31 and the corner structure 32 may be made of metal materials, such as aluminum alloy or structural steel, and connected by welding, riveting or bolting, or may be made of plastics, such as PBT plastics (polybutylene Terephthalate) or PE plastics (Polyethylene), and connected by integral injection molding, and the like, which is not limited herein.

As shown in fig. 4, after in order to guarantee that corner structure 32 holds in slot structure 23, corner structure 32 still can produce certain deformation when fan outer frame 3 vibrates, thereby reduce and transmit the vibration of fan outer frame 3 for clamping structure 2, in this embodiment, can set the width of gusset 322 to be less than the distance between the notch of slot structure 23 to the outer wall of outer frame body 31, that is to say, after corner structure 32 holds in slot structure 23, gusset 322 does not hold in slot structure 23, thereby can guarantee that first gusset 3211 and second gusset 3212 hold and have certain interval between the part in slot structure 23, thereby can produce certain deformation when fan outer frame 3 vibrates, reduce and transmit the vibration of fan outer frame 3 for clamping structure 2, further reduce the vibration of support 1, make the radiator fan installation more firm.

As shown in fig. 4, the width of the rib 322 is the distance between opposite side ends thereof in the direction of the dotted line α.

It should be noted that, since the outer wall of the outer frame body 31 is a circular arc outer wall, the distance between the notch of the slot structure 23 and the outer wall of the outer frame body 31 is the minimum distance therebetween.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications are intended to fall within the scope of the disclosure.

Claims

1. The utility model provides a fan mounting structure, its characterized in that includes support (1), joint structure (2) and fan frame (3), joint structure (2) include base (21) and joint portion (22), joint portion (22) set up on a side end face of base (21) and with base (21) form draw-in groove structure (23) together, at least some of fan frame (3) are suitable for and hold in draw-in groove structure (23) and quilt joint portion (22) chucking, the opposite side terminal surface of base (21) be suitable for with support (1) are connected.

2. The fan mounting structure according to claim 1, wherein the clamping structure (2) further comprises a damping material (24), the damping material (24) is arranged in the clamping groove structure (23), one side end face of the damping material (24) abuts against the inner wall of the clamping groove structure (23), and the other side end face of the damping material (24) abuts against the fan outer frame (3).

3. The fan mounting structure according to claim 1 or 2, wherein the clamping portion (22) comprises a clamping plate (221) and a connecting plate (222), one end of the connecting plate (222) is connected with the base (21), the other end of the connecting plate (222) is connected with the clamping plate (221), and the base (21), the connecting plate (222) and the clamping plate (221) surround to form the clamping groove structure (23).

4. The fan mounting structure according to claim 3, wherein a transverse sectional shape of the connecting plate (222) matches a sectional shape of the fan housing (3).

5. The fan mounting structure according to claim 1 or 2, wherein the base (21) comprises a base body (211) and a hole structure (212), the hole structure (212) penetrates through the base body (211) along the height direction of the clamping structure (2), and the base body (211) is adapted to be detachably connected with the bracket (1) through the hole structure (212) by a connector.

6. The fan mounting structure according to claim 1 or 2, wherein the clamping structure (2) is provided in plurality, and the plurality of clamping structures (2) are suitable for being arranged at intervals along the circumferential direction of the fan outer frame (3).

7. The fan mounting structure according to claim 1 or 2, wherein the fan outer frame (3) comprises an outer frame body (31) and corner structures (32), a plurality of the corner structures (32) are arranged at intervals along the circumferential direction of the outer frame body (31) and connected with the outer frame body (31), and the corner structures (32) are adapted to be received in the slot structures (23) and clamped by the clamping portions (22).

8. The fan mounting structure according to claim 7, wherein the corner structure (32) includes a corner plate (321), and the corner plate (321) is provided on an outer wall of the outer frame body (31) and extends in a direction away from a center of the fan outer frame (3).

9. The fan mounting structure according to claim 8, wherein the gusset (321) includes a first gusset (3211) and a second gusset (3212), and the first gusset (3211) and the second gusset (3212) are spaced apart from each other in a thickness direction of the fan outer frame (3).

10. The fan mounting structure according to claim 9, wherein the corner structure (32) further includes a rib plate (322), the rib plate (322) is disposed on an outer wall of the outer frame body (31), one end of the rib plate (322) is connected to the first corner plate (3211), the other end of the rib plate (322) is connected to the second corner plate (3212), and a width of the rib plate (322) is smaller than a distance between the notch of the slot structure (23) and the outer wall of the outer frame body (31) in an extending direction of the corner plate (321).