Electronic device with heat dissipation apparatus

1. A heat dissipation apparatus for a storage device and a server unit located on the storage device, wherein the server unit comprises a bottom plate defining a first air inlet communicating with the storage device, the heat dissipation apparatus comprising:

an exhaust fan installed above the bottom plate, and comprising a second air inlet aligning with the first air inlet of the bottom plate; and

an air adjusting member slidably located on the bottom plate between the first air inlet of the bottom plate and the second air inlet of the exhaust fan, and partially shielding the first air inlet;

wherein the second air inlet of the exhaust fan is partitioned into a first air inlet communicating with the storage apparatus and a second air inlet communicating with the server unit by the air adjusting member, the air adjusting member is operated to slide to change sizes of the first air inlet and the second air inlet.

2. The heat dissipation apparatus of claim 1 , further comprising a U-shaped air partition bar located between the exhaust fan and the bottom plate, wherein the air partition bar surrounds the first and second air inlets, the air partition bar defines an opening facing the air adjusting member, the air adjusting member comprises a shielding plate slidably received in the opening, the second air inlet of the exhaust fan is partitioned into the first air inlet and the second air inlet by the shielding plate.

3. The heat dissipation apparatus of claim 2 , wherein the air adjusting member further comprises a sliding plate slidably supported on the bottom plate, the shielding plate comprises a first shielding portion extending out from the bottom plate and a second shielding portion extending up from a side of the first shielding portion opposite to the sliding plate toward the second air inlet of the exhaust fan, the first shielding portion partially shields the first air inlet of the bottom plate.

4. The heat dissipation apparatus of claim 3 , wherein the air adjusting member further comprises two pieces extending out from the sliding plate, each piece defines a long slot extending along a direction parallel to a sliding direction of the sliding plate, two fasteners slidably extend through the slots to engage in the bottom plate, the adjusting member is slidable along the fasteners.

5. The heat dissipation apparatus of claim 3 , wherein the air adjusting member further comprises an operation bar extending out from the sliding plate.

6. An electronic device, comprising:

a server unit comprising a bottom plate defining a first air inlet;

a storage apparatus located below the bottom plate; and

a heat dissipation apparatus comprising an exhaust fan located above the bottom plate and an air adjusting member;

wherein the exhaust fan comprises a second air inlet aligning with the first air inlet of the bottom plate, the adjusting member is slidably located between the first air inlet of the bottom plate and the second air inlet of the exhaust fan, and partially shields the first air inlet; the bottom plate and the storage apparatus cooperatively bound an airflow channel communicating with the first air inlet, the second air inlet of the exhaust fan is partitioned into a first air inlet communicating with the airflow channel and a second air inlet communicating with the server unit by the air adjusting member, the air adjusting member is operable to slide to change sizes of the first air inlet and the second air inlet.

7. The electronic device of claim 6 , wherein the server unit further comprises two side plates extending up from two opposite sides of the bottom plate, a front end plate located at a front end of the bottom plate, and a rear end plate located at a rear end of the bottom plate, the bottom plate, the side plates, the front end plate, and the rear end plate cooperatively bound a receiving space, the first air inlet is adjacent to the rear end plate, the front end plate defines a plurality of vents, the rear end plate defines a first air outlet, the exhaust fan further comprises a second air outlet aligning with the first air outlet of the rear end plate.

8. The electronic device of claim 6 , wherein the heat dissipation apparatus further comprises a U-shaped air partition bar located between the exhaust fan and the bottom plate, the air partition bar surround the first and second air inlets, the air partition bar defines an opening facing the air adjusting member, the air adjusting member comprises a shielding plate slidably received in the opening, the second air inlet of the exhaust fan is partitioned into the first air inlet and the second air inlet by the shielding plate.

9. The electronic device of claim 8 , wherein the air adjusting member further comprises a sliding plate slidably supported on the bottom plate, the shielding plate comprises a first shielding portion extending out from the bottom plate and a second shielding portion extending up from a side of the first shielding portion opposite to the sliding plate toward the second air inlet of the exhaust fan, the first shielding portion partially shields the first air inlet of the bottom plate.

10. The electronic device of claim 9 , wherein the air adjusting member further comprises two pieces extending out from the sliding plate, each piece defines a long slot extending along a direction parallel to a sliding direction of the sliding plate, two fasteners extend through the slots and engage in the bottom plate, the adjusting member is slidable along the fasteners.

11. The electronic device of claim 9 , wherein the air adjusting member comprises an operation bar extending out from the sliding plate.