Motherboard module and electronic device
A motherboard module is adapted for an M.2 expansion card to configure. The M.2 expansion card includes a connecting end and a fixing end. An edge of the fixing end has a semi-circular hole. The motherboard module includes a motherboard body, a locking member, and an abutting member. The motherboard body includes an expansion card slot, a first fixing hole, and a second fixing hole. The locking member is detachably fixed in the first fixing hole. The abutting member has a first end and a second end. The first end is detachably fixed in the second fixing hole. When the M.2 expansion card is installed on the motherboard module, the abutting member is located between the M.2 expansion card and the motherboard body, and the second end abuts against the M.2 expansion card. An electronic device is further provided.
1. A motherboard module adapted for an M.2 expansion card to configure, the M.2 expansion card comprising a connecting end and a fixing end opposite to each other, an edge of the fixing end having a semi-circular hole, the motherboard module comprising:
a motherboard body comprising an expansion card slot, a first fixing hole, and a second fixing hole located between the first fixing hole and the expansion card slot, wherein the connecting end of the M.2 expansion card is adapted for being inserted into the expansion card slot;
a locking member detachably fixed in the first fixing hole; and
an abutting member having a first end and a second end, the first end of the abutting member being detachably fixed in the second fixing hole, wherein
when the M.2 expansion card is installed on the motherboard module, the connecting end is inserted in the expansion card slot, the locking member passes through the semi-circular hole to fix the M.2 expansion card in the first fixing hole, and the abutting member is adapted for being located between the M.2 expansion card and the motherboard body, and the second end abuts against the M.2 expansion card.
2. The motherboard module according to claim 1 , wherein the abutting member comprises a locking portion and a supporting portion located on the locking portion, the locking portion is locked in the second fixing hole, and a hardness of the supporting portion is smaller than a hardness of the locking portion.
3. The motherboard module according to claim 2 , wherein the supporting portion comprises a foam pad, a silica gel pad, or a rubber pad, and the locking portion comprises a screw.
4. The motherboard module according to claim 2 , wherein the abutting member further comprises a deformable portion connected between the locking portion and the supporting portion, the deformable portion is adapted for deformation to change a distance between the locking portion and the supporting portion.
5. The motherboard module according to claim 4 , wherein the deformable portion comprises a spring or a flexible bending portion.
6. The motherboard module according to claim 2 , wherein the supporting portion is made of an insulating material.
7. The motherboard module according to claim 2 , wherein the supporting portion has an outer diameter larger than an outer diameter of the locking portion and smaller than a width of the M.2 expansion card.
8. The motherboard module according to claim 1 , wherein the abutting member comprises a pogo pin portion and a locking portion, the locking portion is locked in the second fixing hole, the pogo pin portion is pushed to abut against the M.2 expansion card, and a portion where the pogo pin portion is in contact with the M.2 expansion card is made of an insulating material.
9. The motherboard module according to claim 1 , wherein a distance between the abutting member and the expansion card slot is between 40 mm and 85 mm when the first end of the abutting member is fixed in the second fixing hole.
10. An electronic device comprising:
an M.2 expansion card comprising a connecting end and a fixing end opposite to each other, and an edge of the fixing end having a semi-circular hole; and
the motherboard module according to claim 1 , wherein
when the M.2 expansion card is installed on the motherboard module, the connecting end is inserted in the expansion card slot, the locking member passes through the semi-circular hole to fix the M.2 expansion card in the first fixing hole, and the abutting member is adapted for being located between the M.2 expansion card and the motherboard body, and the second end abuts against the M.2 expansion card.
11. The electronic device according to claim 10 , wherein the abutting member comprises a locking portion and a supporting portion located on the locking portion, the locking portion is locked in the second fixing hole, and a hardness of the supporting portion is smaller than a hardness of the locking portion.
12. The electronic device according to claim 11 , wherein the supporting portion comprises a foam pad, a silica gel pad, or a rubber pad, and the locking portion comprises a screw.
13. The electronic device according to claim 11 , wherein the abutting member further comprises a deformable portion connected between the locking portion and the supporting portion, the deformable portion is adapted for deformation to change a distance between the locking portion and the supporting portion.
14. The electronic device according to claim 13 , wherein the deformable portion comprises a spring or a flexible bending portion.
15. The electronic device according to claim 11 , wherein the supporting portion is made of an insulating material.
16. The electronic device according to claim 11 , wherein the supporting portion has an outer diameter larger than an outer diameter of the locking portion and smaller than a width of the M.2 expansion card.
17. The electronic device according to claim 10 , wherein the abutting member comprises a pogo pin portion and a locking portion, the locking portion is locked in the second fixing hole, the pogo pin portion is pushed to abut against the M.2 expansion card, and a portion where the pogo pin portion is in contact with the M.2 expansion card is made of an insulating material.
18. The electronic device according to claim 10 , wherein a distance between the abutting member and the expansion card slot is between 40 mm and 85 mm when the first end of the abutting member is fixed in the second fixing hole.