TWI440772B - Fan unit assembly - Google Patents

Description

Fan unit assembly

The present invention relates to a fan unit assembly, and more particularly to a fan unit assembly having a handle.

With the development of computers and networks, the current enterprises or organizations need to be equipped with servers, and large-scale network service providers have a large demand. As the computing power of the server increases, the amount of waste heat generated also increases dramatically. Therefore, the fan unit is configured in the server to take the tropical travel generated by the server for a long time to avoid damage to the system or even electronic components of the system caused by overheating.

Generally, the connection between the fan unit and the server is achieved by the two connectors being engaged with each other to electrically connect the fan unit to the server. However, the fan unit may be loose due to vibration generated during operation or vibration caused by an external force of the servo, which may cause the two connectors to be loosened, which may affect the normal operation of the fan unit.

The present invention provides a fan unit assembly having a handle with an abutment arm to allow the two connectors to be securely coupled.

The present invention provides a fan unit assembly suitable for use in an electronic device having at least one first connector. The fan unit assembly includes a fan frame, at least one fan unit, at least one second connector, and at least one handle. The fan frame has a carrier plate and at least two spacer plates. The spacers are disposed on the carrier in parallel, and the spacers and the carrier jointly define at least one accommodating space. The fan unit is disposed in the accommodating space, and the second connector is electrically connected to the fan unit. The handle is pivotally disposed on the fan unit and has an abutment arm, and the handle is adapted to pivot relative to the fan unit in a first position and a second position. When the handle is in the first position, the abutment arm pushes the second connector toward the first connector to limit the second connector to the first connector. When the handle is in the second position, the abutment arm is remote from the second connector.

In an embodiment of the invention, the fan unit includes a fixed frame and at least one fan, and the handle includes two pivoting portions and an operating portion. The fan is assembled into the fixed frame, and the second connector is located between the fixed frame and one of the two partition plates. The pivoting portion is bent by both ends of the operating portion, and the arm is connected to one of the pivoting portions. The operating portion is adapted to be forced to pivot the pivoting portion relative to the fixed frame.

In an embodiment of the invention, the fan unit further includes a cable management frame connected to the fixed frame. The second connector is adapted to be coupled to the first connector through the cable management frame. When the corresponding handle is in the first position, the abutting arm abuts against the cable management frame to apply force to the second connector through the cable management frame.

In an embodiment of the invention, the partition plate has a first positioning portion facing the fixing frame, and one of the pivoting portions or the other of the pivoting portions has a corresponding one of the first positioning portions. Second positioning portion. The first positioning portion is adapted to interfere with the second positioning portion when the handle is in the first position. In addition, the first positioning portion includes a positioning post, and the second positioning portion includes a positioning groove corresponding to the positioning post. The positioning slot has an open end. When the fan is assembled to the fixed frame and the handle is in the first position, the positioning post is adapted to enter the positioning slot by the open end of the corresponding positioning slot.

In an embodiment of the invention, the partition plate has a first guiding portion facing the fixing frame, and the fixing frame has a second guiding portion facing the partition plate. The first guiding portion and the corresponding second guiding portion cooperate with each other. When the fan is assembled to the fixed frame, the second guiding portion moves along the corresponding first guiding portion to guide the movement of the fixed frame relative to the partition plate. Further, the first guiding portion includes a projection toward the fixing frame, and the second guiding portion includes two parallel ribs facing the partition plate. There is a guiding groove between the two ribs, and the protrusion is adapted to move within the guiding groove.

In an embodiment of the invention, the fan unit assembly further includes a plurality of flexures, wherein the fan is suspended within the fixed frame by the flexure. In addition, each of the flexures has a fixing portion, a spacer portion and a latch portion. The fixing portion is fixed to the fixed frame. The spacer is located between the fixing portion and the latch portion and bears between the fixed frame and the fan. The latch portion extends into an opening of the fan.

In an embodiment of the invention, the electronic device further has a bottom plate, wherein the carrier is a part of the bottom plate.

Based on the above, the handle of the fan unit assembly of the present invention has an abutment arm, and the handle is pivotable relative to the fan unit. Thereby, when the user pivots the handle to the first position, the abutting arm pushes the second connector toward the first connector to limit the second connector to the first connector, thereby preventing the fan unit from vibrating or The action of other external forces is released from the electronic device to ensure the normal operation of the fan unit assembly.

The above described features and advantages of the present invention will be more apparent from the following description.

1 is an exploded view of a fan unit assembly in accordance with an embodiment of the present invention. 2A is a perspective view of the fan unit assembly of FIG. 1 in a first position after assembly. 2B is a perspective view of the fan unit assembly of FIG. 1 in a second position after assembly. Referring to FIG. 1 , FIG. 2A and FIG. 2B , in the embodiment, the fan unit assembly 100 is applicable to an electronic device 10 , such as a server, and the electronic device 10 has a circuit board 12 and is disposed on the circuit board 12 . A first connector 14 and a bottom plate 16 are supported by the bottom plate 16. The fan unit assembly 100 includes a fan tray 110, at least one fan unit 120, at least one second connector 130, and at least one handle 140. The fan frame 110 has a carrier plate 112 and at least two spacer plates 114, 116, wherein the carrier plate 112 is a part of the bottom plate 16. The two spacers 114 and 116 are erected on the carrier 112 in parallel, and the two spacers 114 and 116 can be screwed to the bottom plate 16. The two spacers 114 and 116 and the carrier 112 together define at least one accommodating space. O. The fan unit 120 is correspondingly disposed in the accommodating space O, and the second connector 130 is electrically connected to the fan unit 120 correspondingly.

In the above, the handle 140 is correspondingly pivoted to the fan unit 120 and has an abutting arm 140a, and the handle 140 is adapted to pivot relative to the fan unit 120 in a first position (shown in FIG. 2A) and a second position. (shown in Figure 2B). In detail, after the user previously engages the first connector 14 with the second connector 130, the user can pivot the handle 140 relative to the fan unit 120 to the position of FIG. 2A. At this time, the abutting arm 140a of the handle 140 will be pushed by the second connector 130 toward the first connector 14 until the second connector 130 is completely restricted to the first connector 14. When the user pivots the handle 140 relative to the fan unit 120 in the position of FIG. 2B, the abutting arm 140a of the handle 140 will gradually move away from the second connector 130, and the user can easily release the first connector 14 and the first connector. Engagement of the two connectors 130. Thereby, the position of the handle 140 in the first position can strengthen the limit relationship between the first connector 14 and the second connector 130, thereby avoiding the two connectors (the first connector 14 and the vibration due to the vibration of the fan unit 120 or other external force) The looseness of the second connector 130) ensures proper operation of the fan unit assembly 100. In addition, the positional relationship of the first connector 14 and the second connector 130 can be released when the handle 140 is in the second position, so that the user can remove the second connector 130 from the first connector 14.

3 is an exploded view of the fan unit assembly of FIG. 1 from another perspective. Referring to FIG. 1 and FIG. 3 , further, the fan unit 120 includes a fixed frame 122 and a fan 124 . The handle 140 includes two pivoting portions 142, 144 and an operating portion 146. The fan 124 is assembled into the fixed frame 122, and the second connector 130 is located between the fixed frame 122 and one of the two partition plates 114, 116. The two pivoting portions 142, 144 are bent from both ends of the operating portion 146, and the abutting arm 140a connects one of the pivoting portions 142, 144. The operating portion 146 is adapted to be forced to pivot the pivoting portions 142, 144 relative to the fixed frame 122. Therefore, the user can apply the force to the operating portion 146 to drive the handle 140 to be in the first position or the second position.

In addition, the fan unit 120 further includes a cable management frame 126 connected to the fixed frame 122. The second connector 130 is adapted to connect the first connector 14 (shown in Figure 2A) through the cable management frame 126. When the corresponding handle 140 is in the first position, the abutting arm 140a abuts the cable management frame 126 to apply the force to the second connector 130 through the cable management frame 126, and the second connection is fixed by the configuration of the cable management frame 126. The relative position of the device 130 to the fixed frame 122 is such that the second connector 130 is adapted to be pre-positioned to the first connector 14 with the mounting of the fixed frame 122.

4 is a schematic view showing the operation of the handle of the fan unit of FIG. 1. Referring to FIG. 1 , FIG. 3 and FIG. 4 , the two spacing plates 114 , 116 of the embodiment respectively have first positioning portions 114 a , 116 a facing the fixing frame 122 , and the two pivoting portions 142 , 144 respectively have corresponding to The second positioning portions 142a, 144a of the first positioning portions 114a, 116a, wherein the first positioning portions 114a, 116a respectively comprise a positioning post, and the second positioning portions 142a, 144a respectively comprise a positioning groove. When the handle 140 is in the first position, the first positioning portions 114a, 116a are adapted to interfere with the second positioning portions 142a, 144a.

In detail, the positioning groove has an open end E. When the fan 124 is assembled to the fixed frame 122 and the handle 140 is in the first position, the positioning post is adapted to enter the positioning slot by the open end E of the corresponding positioning slot. Thereby, after the first positioning portions 114a, 116a and the second positioning portions 142a, 144a are engaged with each other, the abutting ability of the abutting arm 140a against the second connector 130 can be enhanced to limit the second connector 130 along the edge. A first axial direction A1 (shown in FIG. 2A) is moved, wherein the first axial direction A1 is, for example, an axial direction of the vertical circuit board 12 (shown in FIG. 2A).

Referring to FIG. 1 and FIG. 3, the two partition plates 114, 116 respectively have a first guiding portion 114b, 116b facing the fixing frame 122, and the fixing frame 122 has a second guiding portion facing the two spacing plates 114, 116. 122a, 122b. The first guiding portions 114b, 116b and the corresponding second guiding portions 122a, 122b cooperate with each other. When the fan 124 is assembled to the fixed frame 122 and the fixing frame 122 is engaged with the two partition plates 114, 116, the second guiding portions 122a, 122b are moved along the corresponding first guiding portions 114b, 116b to guide the fixing frame 122 moves relative to the two spacers 114, 116.

Further, the first guiding portions 114b, 116b include a projection toward the fixed frame 122, and the second guiding portions 122a, 122b include two parallel ribs facing the corresponding spacers 114, 116. There is a guiding groove S between the two ribs, and the protruding portion is adapted to move within the guiding groove S. Therefore, when the fan 124 is assembled to the fixed frame 122 and the fixing frame 122 is mounted to the electronic device 10, the first guiding portions 114b, 116b are limited to the second guiding portions 122a, 122b, and can be assembled as the guiding fixing frame 122. the use of. In addition, after the first guiding portions 114b, 116b and the second guiding portions 122a, 122b cooperate with each other, the fixing frame 122 is restrained in the second axial direction relative to the circuit board 12 of the electronic device 10 (shown in FIG. 2A). A2 (shown in FIG. 1) and a third axial direction A3 (shown in FIG. 2A) are moved, wherein the second axial direction A2 and the third axial direction A3 are, for example, one axial direction of the parallel circuit board 12, respectively, and vertical The first axial direction A1.

Figure 5 is a cross-sectional view of the fan unit of the fan unit assembly of Figure 2B taken along the line I-I'. Referring to FIG. 1 , FIG. 2B and FIG. 5 , in the embodiment, the fan unit assembly 100 further includes a plurality of flexures 128 , wherein the fan 124 is suspended by the flexure 128 in the fixed frame 122 , and these The material of the flexure 128 may be a shock absorbing material, such as rubber. In addition, each of the flexures 128 has a fixing portion 128a, a spacer portion 128b and a latch portion 128c. The fixing portion 128 a is fixed to the fixed frame 122 . The spacer 128b is located between the fixed portion 128a and the latch portion 128c and is supported between the fixed frame 122 and the fan 124. The latch portion 128c extends into an opening 124a of the fan 124. Thereby, the spacer 128b abuts between the fixed frame 122 and the fan 124 such that there is a gap G between the two to block the path of the vibration transmission, and the latch portion 128c is inserted into the opening 124a of the fan 124. The fan 124 is suspended and absorbs the vibration of the fan 124. Therefore, the vibration of the fan 124 can be reduced to affect the operation of other electronic components (for example, data reading of a hard disk).

In summary, the handle of the present invention has an abutment arm and the handle is pivotable relative to the fan unit at different positions. Thereby, the position of the handle in the first position can strengthen the limit relationship of the two connectors to ensure the normal operation of the fan unit assembly. In addition, the position of the handle is in the second position to release the limit relationship of the two connectors, so that the user can remove the connector. In addition, the pivoting portion of the partition plate and the handle of the fan frame respectively has a first positioning portion and a second positioning portion, and the first positioning and the second positioning portion are engaged with each other, and the second connector can be strengthened to abut the first The ability of the connector to resist. In addition, the partition plate of the fan frame and the fixing frame of the fan unit may respectively have a first guiding portion and a second guiding portion to guide the movement of the fixing frame relative to the spacing plate. In addition, the fan unit may further include a plurality of flexures, and the fan may be suspended in the fixed frame by the flexures to reduce the vibration of the fan from affecting other electronic components.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the invention, and any one of ordinary skill in the art can make some modifications and refinements without departing from the spirit and scope of the invention. The scope of the invention is defined by the scope of the appended claims.

10. . . Electronic device

12. . . Circuit board

14. . . First connector

16. . . Bottom plate

100. . . Fan unit assembly

110. . . Fan frame

112. . . Carrier board

114, 116. . . Spacer

114a, 116a. . . First positioning part

114b, 116b. . . First guide

120. . . Fan unit

122. . . Fixed frame

122a, 122b. . . Second guiding portion

124. . . fan

124a. . . Opening

126. . . Cable box

128. . . Flexure

128a. . . Fixed part

128b. . . Spacer

128c. . . Latch department

130. . . Second connector

140. . . handle

140a. . . Abutting arm

142, 144. . . Pivot

142a, 144a. . . Second positioning part

146. . . Operation department

A1. . . First axial direction

A2. . . Second axial direction

A3. . . Third axial direction

E. . . Open end

G. . . gap

O. . . Housing space

S. . . Guide slot

1 is an exploded view of a fan unit assembly in accordance with an embodiment of the present invention.

2A is a perspective view of the fan unit assembly of FIG. 1 in a first position after assembly.

2B is a perspective view of the fan unit assembly of FIG. 1 in a second position after assembly.

3 is an exploded view of the fan unit assembly of FIG. 1 from another perspective.

4 is a schematic view showing the operation of the handle of the fan unit assembly of FIG. 1.

Figure 5 is a cross-sectional view of the fan unit of the fan unit assembly of Figure 2B taken along the line I-I'.

16. . . Bottom plate

100. . . Fan unit assembly

110. . . Fan frame

112. . . Carrier board

114, 116. . . Spacer

114a, 116a. . . First positioning part

114b, 116b. . . First guide

120. . . Fan unit

122. . . Fixed frame

122a. . . Second guiding portion

124. . . fan

126. . . Cable box

128. . . Flexure

130. . . Second connector

140. . . handle

140a. . . Abutting arm

142, 144. . . Pivot

142a, 144a. . . Second positioning part

146. . . Operation department

E. . . Open end

O. . . Housing space

S. . . Guide slot

Claims (10)

A fan unit assembly for an electronic device, the electronic device having at least one first connector, the fan unit assembly comprising: a fan frame having a carrier plate and at least two spacer plates, the spacer plates being parallel The ground plate is erected on the carrier board, and at least one accommodating space is defined together with the carrier board; at least one fan unit is correspondingly disposed in the accommodating space; at least one second connector is electrically connected correspondingly a fan unit; and at least one handle correspondingly pivoted to the fan unit, each of the handles having an abutting arm, and the handle is adapted to pivot relative to the fan unit in a first position and a second position, when When the handle is in the first position, the abutting arm pushes the second connector toward the first connector to limit the second connector to the corresponding first connector, when the handle is located at the second In the position, the abutment arm is away from the second connector. The fan unit assembly of claim 1, wherein each of the fan units comprises a fixed frame and a fan, the fan is assembled into the fixed frame, and each of the handles comprises two pivoting portions and an operation. The pivoting portion is bent from the two ends of the operating portion, and the abutting arm is connected to one of the pivoting portions, and the operating portion is adapted to be forced to drive the pivoting portions relative to the The fixed frame pivots. The fan unit assembly of claim 2, wherein each of the fan units further includes a cable management frame coupled to the fixed frame, the second connector being adapted to be connected to the cable management frame The first connector, when the corresponding handle is in the first position, the abutting arm abuts against the cable management frame to apply force to the second connector through the cable management frame. The fan unit assembly of claim 2, wherein the spacers have a first positioning portion facing the fixing frame, and the pivoting portions have a second portion corresponding to the first positioning portion. a positioning portion adapted to interfere with the second positioning portion when the handle is located at the first position. The fan unit assembly of claim 4, wherein the first positioning portion includes a positioning post, and the second positioning portion includes a positioning slot corresponding to the positioning post, the positioning slot has an open end When the fan is assembled to the fixing frame and the handle is in the first position, the positioning post is adapted to enter the positioning slot by the corresponding open end of the positioning slot. The fan unit assembly of claim 2, wherein each of the partition plates has a first guiding portion facing the fixing frame, and the fixing frame has a second guiding portion facing each of the spacing plates. a guiding portion, the first guiding portion and the corresponding second guiding portion cooperate with each other, and when the fan is assembled to the fixing frame, the second guiding portion moves along the corresponding first guiding portion To guide the fixed frame to move relative to the spacers. The fan unit assembly of claim 6, wherein the first guiding portion includes a projection toward the fixing frame, and the second guiding portion includes a parallel portion facing each of the spacer plates. Two ribs have a guiding groove between the two ribs, and the protrusion is adapted to move in the guiding groove. The fan unit assembly of claim 2, wherein each fan unit further comprises a plurality of flexures, wherein the fan is suspended in the fixed frame by the flexures. The fan unit assembly of claim 8, wherein each of the flexures has a fixing portion, a spacer portion and a latch portion, the fixing portion is fixed to the fixing frame, and the spacer portion is located at the fixing portion. Between the portion and the latch portion, and between the fixed frame and the fan, the latch portion extends into an opening of the fan. The fan unit assembly of claim 1, wherein the electronic device further has a bottom plate, and the carrier plate is a part of the bottom plate.