JP5230714B2 - Motherboard and its socket - Google Patents

Description

  The present invention relates to a socket structure for a cartridge type circuit board. More specifically, the present invention relates to a lock member structure on a socket.

  On a mother board of a generally known personal computer (hereinafter abbreviated as “personal computer” as appropriate), sockets into which a plurality of cartridge type circuit boards can be respectively inserted are usually installed. The cartridge type circuit board to be inserted is an interface card, a PC card adapter, or a circuit board such as SIMM (Sim: Single Inline Memory Module) or DIMM (Dim: Dual Inline Memory Module), Furthermore, it may be a test board or a board for other purposes. Such a socket into which various boards are inserted ensures the quality of electrical connection with the circuit board to be inserted, or has a structure in which a lock member is provided at the end portion to lock the circuit board. There are things. For example, as for common memory module sockets, patents such as Taiwanese Patent Publication Nos. M350710, M320747, I288506, M289918, and 405599 are published, and these can be referred to.

  A plurality of memory module sockets on a conventional motherboard shown in FIG. 4 of Japanese Patent Laid-Open No. M320747 (Patent Document 2) are arranged in parallel according to the width interval, and the interval between each two memory module sockets is Occupies part of the space and wastes space. On the other hand, the technical proposal disclosed in Japanese Patent Laid-Open No. M320747 (Patent Document 3) can avoid the above-described problem.

  Considering the miniaturization of electronic components, the size of circuit boards inside various electronic components is limited. Such a limitation is not an exception not only for desktop personal computers and notebook personal computers but also for motherboards in various personal computer servers. Also in the conventional server main body 9 shown in FIG. 7, the memory module sockets 90 on this server are laid out in parallel in two sets (upper and lower in FIG. 7) due to size restrictions. In this example, each set of memory module sockets 90 includes a plurality (three in FIG. 7) of sockets arranged in parallel in the width direction at a predetermined interval. In this example, one end of one set of memory module sockets 90 is arranged adjacent to one end of another set of memory module sockets 90 in a one-to-one correspondence relationship with a predetermined interval (interval W in FIG. 8). It has become.

  As shown in FIG. 8, on one end side of each memory module socket 90 on the mother board 9, there is a lock member 901 pivotally attached to the end of the socket and rotatable. When the cartridge type circuit board is inserted into the memory module socket 90, the lock member 901 locks the circuit board by engaging with a recess provided in the circuit board, and the circuit for the memory module socket 90 Prohibit or deter the removal or misalignment of the substrate. FIG. 8 shows the position of the locking member (901) to which the cartridge type circuit board (not shown) is locked. This position of the lock member is called a lock position. The lock member 901 has a function of removing the circuit board from the socket by being rotated by the user or moved by the circuit board when the cartridge-type circuit board is extracted from the memory module socket 90. At this time, the lock member 901 is moved to the release position shown in FIG.

Taiwan Notice No. M350710 Taiwan Notice No. M320747 Taiwan Notice No. I288506 Taiwan Notice No. M289918 Taiwan Patent No. 404599

  However, in the above-described conventional technology, the distance W between one end of one set of the memory module socket 90 and the other end of the other set ensures a considerably large distance in order to move the lock member 901 to the release position of FIG. There was a need. This interval W is wasteful for the mother board 9 that needs to effectively use a small space.

The present invention has been proposed in view of the above-described conventional problems, and an object of the present invention is to provide a socket that improves the utilization efficiency of the space of a mother board. The socket of the present invention includes a pedestal and a first lock member. The pedestal includes a first side plate and a second side plate. The second side plate is installed in parallel to the side of the first side plate. Between the first side plate and the second side plate, slots for inserting the board is formed, at one end of such slot Ru is formed wider open end. The first lock member includes a first rotation shaft, a first rotation member, and a first lock portion. The first rotating shaft is received in the open end of the pedestal Ru are pivotally to the base. One end of the first rotating member is connected to the first rotating shaft , and the other end is connected to the first lock portion. The first rotating member further includes a first side wall facing the second side plate of the pedestal and a second side wall facing the first side plate of the pedestal, wherein the first side wall is aligned with the slot of the pedestal and the side edge of the board A first groove for receiving is formed. The first lock portion is connected to the inner wall at the other end of the first rotating member and is configured to engage with the notch portion at the side end of the board, and is in the same plane as the first side wall of the first rotating member. A block is formed in the direction of the second side plate of the pedestal, the block is aligned with the slot of the pedestal and engages with the notch of the board, and the first rotation member of the first lock member by narrow than the width the width with respect to the vertical direction of the side plate is to the vertical direction of the first side plate of the open end of the pedestal Kunar, between the first side wall and the first rotation axis and the second side plate of the pedestal of the first rotating member The first space is formed .

  More preferably, the socket of the present invention further includes a second lock member, which includes a second rotating shaft, a second rotating member, and a second lock portion. The second rotating shaft is pivotally installed at one end of the pedestal. Both ends of the second rotating member are connected to the second rotating shaft and the second lock portion, respectively. The board to be inserted is locked by the second lock portion. Here, the width of the second rotating member with respect to the vertical direction of the first side plate is narrower than the width of the second rotating shaft with respect to the vertical direction of the first side plate.

  Both the first and second rotating members are positioned so as to be shifted from each other, so that the circuit has two sockets according to the present invention and end-to-end (that is, one end portions of both sockets face each other). When arranged in parallel on the board, it is possible to greatly reduce the distance between the opposite end portions of both sockets, thereby saving the space of the circuit board and achieving the purpose of increasing the space utilization efficiency.

  The present invention further provides a motherboard using at least two sockets of the present invention described above. The motherboard includes a circuit board, a first socket, and a second socket. The first socket and the second socket are installed on the circuit board end to end. The structure of the first socket and the second socket is the same as that of the socket of the present invention described above.

  More preferably, the first socket and the second socket of the motherboard of the present invention have the same structure as the first and second lock members of the socket of the present invention described above, thereby saving the cost of the module and the convenience of assembly. Can be improved.

It is a three-dimensional external view of the embodiment of the socket according to the present invention. FIG. 2 is an overhead view of the embodiment of FIG. 1. The state where the board was inserted in the socket of the present invention is shown. The state where the 1st lock member and the 2nd lock member of the socket of this invention lock a board is shown. 1 shows a state in which a first socket and a second socket of the present invention are arranged on a circuit board in an end-to-end manner. 1 shows a state in which a first socket and a second socket of the present invention are arranged on a circuit board in an end-to-end manner. It shows the socket arrangement method of the server body. The state which the lock member of the conventional socket was located in the lock position is shown. The state which the lock member of the conventional socket was located in the releasing position is shown.

  Hereinafter, embodiments for carrying out the present invention will be described in detail. Note that the present invention is not limited to the embodiments described below.

  1 and 2 show a three-dimensional external view and an overhead view of a socket according to an embodiment of the present invention, respectively. The socket according to the present embodiment includes a pedestal 1 that is mounted on various circuit boards such as a mother board, and a first lock member 2 and a second lock member 3 that are rotatably mounted on the pedestal 1. Here, the pedestal 1 is composed of a first side plate 11 and a second side plate 12, and the second side plate 12 is installed in parallel with the side of the first side plate 11, and the first side plate 11 and the second side plate 12. Slot 10 is between.

  The first lock member 2 includes a first rotation shaft 20, a first rotation member 21, and a first lock portion 22. The first rotating shaft 20 is pivotally installed at one end of the base 1. The first rotating shaft 20 is formed at the lower end of the first rotating member 21 and is attached to one end of the pedestal 1 so that the first locking member 2 can be rotated with respect to the pedestal 1. A first lock portion 22 is formed at the upper end of the first rotating member 21. Here, the width of the first rotating member 21 with respect to the vertical direction of the first side plate 11 is narrower than the width of the first rotating shaft 20 (with respect to the vertical direction of the first side plate 11). As shown in FIG. 1, the first rotating member 21 is adjacent to the inner surface of the first side plate 11 and is separated from the inner surface of the second side plate 12. In this embodiment, the first lock portion 22 is a portion for increasing the strength of locking a board (circuit board) to be inserted, and is a lock member formed in a convex shape from the upper end of the first rotation member 21. . In addition, the structure form of the 1st lock | rock part 22 is not limited to this, What is necessary is just a structure form which can lock the board (circuit board) inserted.

  The second lock member 3 includes a second rotary shaft 30 (not shown), a second rotary member 31, and a second lock portion 32. The second rotating shaft 30 is pivotally installed at one end of the base 1. The lower end of the second rotating member 31 is connected to the second rotating shaft 30, and the lower end is connected to the second lock portion 32. Here, the width of the second rotating member 31 in the vertical direction of the first side plate 11 is narrower than the width of the second rotating shaft 30 in the vertical direction of the first side plate 11. In this embodiment, the second lock portion 32 is a portion having a function similar to that of the first lock portion 22 and is a lock member extending in a convex shape from the upper end of the second rotation member 31. In addition, the structure form of the 2nd lock part 32 is not limited to this similarly to the said 1st lock part 22. FIG.

  FIG. 3 shows a state in which the board 4 is inserted into the socket according to the present embodiment, and the first rotating member 21 and the second rotating member 31 are each rotated to the release position. Here, a part (ie, the lower side) of the board 4 is inserted into the slot 10. The board 4 is an interface card, a PC card adapter, a DIMM (Dim: Dual Inline Memory Module), or another type of cartridge circuit board, and may be a temporary board having no circuit. In the present embodiment, the board 4 is a DIMM and the socket is a DIMM dedicated socket. In the present embodiment, both opposing sides of the board 4 have a first lock groove 40 and a second lock groove 41, respectively. In the present embodiment, the first lock groove 40 of the board 4 is locked by the first lock portion 22 of the socket, and the second lock groove 41 of the board 4 is locked by the second lock portion 32. FIG. 3 shows a state where the lock (engagement) between the first lock portion 22 and the second lock portion 32 and the first lock groove 40 and the second lock groove 41 of the board 4 is released and the board 4 can be removed. .

  FIG. 4 shows a state in which the board 4 is inserted into the socket of the present embodiment, and the first rotating member 21 and the second rotating member 31 are each rotated to the lock position. At this time, the first lock portion 22 and the second lock portion 32 respectively lock the first lock groove 40 and the second lock groove 42 of the corresponding board 4 so that the board 4 cannot be removed from the socket.

  In particular, the width of the first rotating member 21 perpendicular to the vertical and longitudinal directions of the first side plate 11 is narrower than the width of the first rotating shaft 20. Further, the width of the second rotating member 31 that is orthogonal to the vertical and longitudinal directions of the first side plate 11 is narrower than the width of the second rotating shaft 30. And both the 1st rotation member 21 and the 2nd rotation member 31 are mutually shifted and located in the position of this width direction. This feature makes it possible to save space when two sockets of the present embodiment are arranged in parallel in an end-to-end manner and installed on a circuit board, the details of which will be described later.

  Considering the cost saving of this module, the shape and structure of the first lock member 2 are completely the same as those of the second lock member 3. In addition, it is possible to omit one of the first lock member 2 or the second lock member 3, thereby further reducing the manufacturing cost.

  The first lock member 2 and the second lock member 3 of the present embodiment are completely the same shape. More specifically, the width of the first rotating member 21 orthogonal to the vertical and longitudinal directions of the first side plate 11 is equal to one half of the width of the first rotating shaft 20, and similarly, the first side plate The width of the second rotating member 31 orthogonal to the vertical and longitudinal directions of 11 is equal to one half of the width of the second rotating shaft 30.

  FIG. 5 shows a motherboard according to an embodiment of the present invention. In this embodiment, the two above-described sockets are installed on a motherboard. More specifically, the motherboard includes a circuit board 5 and a first socket and a second socket that are arranged on the circuit board 5 in an end-to-end manner (that is, an arrangement in which one end portions of both sockets face each other). The first socket includes a first pedestal 1a and a first lock member 2a. The second socket includes a second pedestal 1b and a second lock member 3b. For simplicity, FIG. 5 shows only a portion of each socket.

  The first pedestal 1a of the first socket includes a first side plate 11a and a second side plate 12a. The second side plate 12a is installed in parallel with (opposite to) the side of the first side plate 11a. A slot 10a is formed between the first side plate 11a and the second side plate 12a, and a first plate (not shown) is inserted into the slot 10a. The first lock member 2a includes a first rotary shaft 20a, a first rotary member 21a, and a first lock portion 22a. The first rotating shaft 20a is pivotally installed at one end of the first pedestal 1a. A first rotating shaft 20a is formed at the lower end of the first rotating member 21a, and a first lock portion 22a is formed at the upper end of the first rotating member 21a, and the first plate is locked by the first locking portion 22a. Is done. Here, the locking and releasing of the first plate by the first lock portion 22a are the same as those of the first lock portion 22 of the above-described embodiment, and thus further description is omitted. The first lock portion 22a of the present embodiment is a lock member formed in a convex shape from the upper end of the first rotating member 21a. Similarly to the above, the structure form of the first lock portion 22a is not limited to this, and may be any structure form that can lock the board (circuit board) to be inserted.

The second pedestal 1b of the second socket includes a third side plate 11b and a fourth side plate 12b. The third side plate 11b is installed in parallel with the side of the fourth side plate 12b. A slot 10b is formed between the third side plate 11b and the fourth side plate 12b, and a second plate (not shown) is inserted into the slot 10b. The second lock member 3b is composed of a second rotary shaft 30 (not shown in the figure but equal to the second rotary shaft 30 of the above-described embodiment), a second rotary member 31b, and a second lock portion 32b. Composed. The second rotating shaft 30 is pivotally installed at one end of the second pedestal 1b.
A second rotating shaft is formed at the lower end of the second rotating member 31b, a second lock portion 32b is formed at the upper end of the second rotating member 31b, and the second plate is locked by the second locking portion 32b. . Here, regarding the lock and release of the second plate by the second lock portion 32a, since it is the same as the second lock portion 32 described above, further explanation is omitted. In this embodiment, the second lock portion 32b is a lock member formed in a convex shape from the upper end of the second rotation member 31b. In addition, the structure form of the 2nd lock | rock part 32b is not limited to this, What is necessary is just a structure form which can lock the board (circuit board) inserted.

  Similarly, if the cost saving of this module is considered, the shape and structure of the 1st lock member 2a are made completely the same as the 2nd lock member 3b. Here, the width of the first rotating member 21a orthogonal to the vertical and longitudinal directions of the first side plate 11a is preferably half the distance between the first side plate 11a and the second side plate 12a. Further, the width of the second rotating member 31b orthogonal to the vertical and longitudinal directions of the third side plate 11b is preferably half the distance between the third side plate 11b and the fourth side plate 12b.

  However, the shape and structure of the lock member of the present invention are not limited to being the same as each other, and can also be applied to other structures that are shifted from each other. For example, the width of the first rotating member is two thirds of the distance between both side plates, the width of the second rotating member is one third of the distance between both side plates, and the first rotating member and the first It is also possible to adopt a configuration in which the two rotating members cross each other when they come to the release position. Alternatively, the first rotating member is an arm that rotates in both directions, and the second rotating member passes between the first rotating members (that is, arms that rotate in both directions) when reaching the release position, and It can also be configured to be in a shifted position.

  In FIG. 5, the first rotating member 21a and the second rotating member 31b are each positioned at the lock position. In particular, the first rotating shaft 20a faces the second rotating shaft, and in this example, both axes are arranged in parallel. Further, the first rotating member 21a is located on one side surface adjacent to the first side plate 11a and faces a space formed between the second rotating member 31b and the third side plate 11b. Similarly, the second rotating member 31b has one side surface adjacent to the fourth side plate 12b and faces a space formed between the first rotating member 21b and the second side plate 12a. With this configuration, when the first rotating member 21a and the second rotating member 31b are located at the release position, as shown in FIG. 6, the first, second rotating member 21a and the second rotating member 31b are shifted from each other. And do not interfere with each other. With this feature, the gap G between the first pedestal 1a and the second pedestal 1b can be kept very narrow, or the first pedestal 1a and the second pedestal 1b can be brought into close contact with each other. The gap G between the first pedestal 1a and the second pedestal 1b can be made smaller than the interval W between the conventional sockets shown in FIGS. 8 and 9, and is further utilized on the circuit board of the cat's forehead. Space can be obtained.

  As described above, when the socket of the present invention is arranged end-to-end, the gap between the sockets can be reduced. It is possible to remarkably increase the use efficiency of the.

  The above-described embodiments are merely for explaining the technical idea and features of the present invention, and are intended to allow those skilled in the art to understand the contents of the present invention and to carry out the same. Therefore, the patent scope of the present invention is not limited. Accordingly, improvements or modifications having various similar effects without departing from the spirit of the invention should be construed as being included in the following claims.

1 pedestal 10 slot 11 first side plate 12 second side plate 2, 2a first lock member 20, 20a first rotary shaft 21, 21a first rotary member 22, 22a first lock portion 3, 3b second lock member 30 second Rotating shafts 31, 31b Second rotating members 32, 32b Second lock portion 4 Board 40 First lock groove 41 Second lock groove 5 Circuit board 1a First base 10a First slot 1b Second base 10b Second slot 9 Server body 90 Memory module socket 901 Lock member W Interval

Claims (10)

A socket for inserting an optional board,
Made from a first side plate and the second side plate, the second side plate is installed corresponding parallel beside the first side plate, between said first side plate said second side plate, the slot and the board is inserted a pedestal you define the wider becomes open end at one end of said slot,
Wherein the first rotary shaft, the first rotary member, and a first locking member having a first locking portion,
The first rotation shaft is received at the opening end of the pedestal and pivotally attached to the pedestal .
The first rotating member has two end portions having one end connected to the first rotating shaft and the other end facing an inner wall facing the slot of the pedestal, and a first side wall facing the second side plate of the pedestal. And a second side wall facing the first side plate of the pedestal, wherein the first side wall is aligned with the slot of the pedestal and is formed with a first groove for receiving a side edge of the board,
The first lock portion is configured to be connected to the inner wall of the other end of the first rotating member and to be engaged with a notch portion defined at a side end of the board, A first side wall coplanar with the first side wall, wherein a block is formed in the direction of the second side plate of the pedestal, and the block is aligned with the slot of the pedestal to engage with the notch of the board. Together
The width of the first lock member with respect to the vertical direction of the first side plate of the first rotation member is narrower than the width of the opening end of the pedestal with respect to the vertical direction of the first side plate . A socket , wherein a first space is formed between a first side wall, the first rotation shaft, and the second side plate of the pedestal . A second locking member having a second rotating shaft , a second rotating member , and a second locking portion ;
The second lock member is received by an opening end widened at the other end of the slot defined by the first side plate and the second side plate of the pedestal and is pivotally attached to the pedestal.
The second rotating member includes one end connected to the second rotating shaft and the other end having an inner wall facing the slot of the pedestal,
The second rotating member further includes a first side wall facing the first side plate of the pedestal and a second side wall facing the second side plate of the pedestal, and the first side wall is formed of the pedestal. A second groove is formed that is aligned with the slot and receives opposite side edges of the board;
The second lock portion is connected to the inner wall of the other end of the second rotating member, and is configured to engage with a notch portion defined at an opposite side end of the board ,
The second lock portion includes a first side wall that is flush with the first side wall of the second rotating member, a block is formed in a direction of the first side plate of the pedestal, and the block is the slot of the pedestal. Engaged with the notch on the opposite side edge of the board,
Wherein by the second locking member of the second rotary member of said first side plate narrow than the width with respect to the vertical direction of the first side plate of width to vertical direction other open end of the pedestal Kunar, said second rotary Forming a second space between the first side wall of the member, the second rotating shaft, and the first side plate of the pedestal;
The first rotation member of the first lock member is aligned with the second space, and the second rotation member of the second lock member is aligned with the first space.
The socket according to claim 1, wherein:   The socket according to claim 1, wherein the first lock part is a lock member formed in a convex shape from the first rotating member.   The first lock portion is a lock member formed in a convex shape from the first rotary member, and the second lock portion is a lock member formed in a convex shape from the second rotary member. The socket according to claim 2. The width of the first locking member with respect to the vertical direction of the first side plate of the first rotating member is half of the width of the opening end of the pedestal with respect to the vertical direction of the first side plate of the first rotating shaft. equally, the width with respect to the vertical direction of the first side plate of the second rotational member of said second locking member, the one-half of the width to the vertical direction before Symbol first side plate of the other open end of the pedestal Socket according to claim 2, characterized in that they are equal.   The socket according to claim 5, wherein the second lock member has the same shape as the first lock member. An optional motherboard inserted into the first and second plates,
A first pedestal including a second side plate concurrent with the first side plate and said first side plate, and the first locking member includes a first slot for receiving the first board between the first and second side plates and defining a widens open end at one end of said first slot, said first locking member includes a first rotating shaft, wherein the first rotary member, and a first locking portion, wherein the first rotation axis, the The first rotating member is received at the opening end of the first pedestal and pivotally attached to the first pedestal, and the first rotating member is connected to the first rotating shaft and faces the first slot of the first pedestal. The first rotating member further includes a first side wall facing the second side plate of the pedestal, and a second side wall facing the first side plate of the first pedestal. The first side wall is formed with a first groove, and the first groove is aligned with the slot of the pedestal. The first board is received in the side end portion of said first locking unit, the first is connected to the inner wall of the other end of the rotating member engaging a notch defined on a side end portion of the first board The first lock part is formed with a block that is flush with the first side wall of the first rotating member and is along the second side plate of the first pedestal. A first socket comprising a side wall, the block being aligned with the first slot of the pedestal and engaged with the notch of the first board ;
A second socket and a second seat and a second locking member, wherein the second seat comprises a fourth side plate parallel to the third side plate and the third side plate, and the third side plate and a fourth plate In between , a second slot for receiving the second board and an open end widened at one end of the second slot are defined,
The second lock member includes a second rotation shaft, a second rotation member, and a second lock portion, and the second rotation shaft is received at the opening end of the second pedestal and is received by the second pedestal. is pivotally connected to said second rotary member, said one end a second Ru is connected to the rotary shaft, and a second end having an inner wall facing said second slot, said second rotary member further the A first side wall facing the third side plate of the second pedestal and a second side wall facing the fourth side plate of the second pedestal;
A second groove is formed in the first side wall, and the second groove is aligned with the second slot of the second pedestal to receive the side end portion of the second board, and the second lock portion is Connected to the inner wall of the other end of the second rotating member, and configured to engage with a notch defined in the side end of the second board;
The second lock portion includes a first side wall that is flush with the first side wall of the second rotating member, and a block is formed in the direction of the third side plate of the second pedestal. Aligned with the second slot of the second pedestal and engaged with the notch of the second board;
Said first rotation axis of the first socket to face the said second axis of rotation of the second socket, wherein the first rotary member of said first socket wherein said second and before the first side wall of the second rotary member Facing the space between the rotating shaft and the third side plate of the second pedestal, the second rotating member of the second socket includes the first side wall of the first rotating member , the first rotating shaft, and the A motherboard facing a space between the second side plate of the first pedestal .   The first lock member is a lock member formed in a convex shape from the first rotary member, and the second lock member is a lock member formed in a convex shape from the second rotary member. The motherboard according to claim 7, wherein the motherboard is characterized.   The width of the first rotating member with respect to the vertical direction of the first side plate is half of the distance between the first and second side plates, and the width of the second rotating member with respect to the vertical direction of the third side plate is the third side plate. The motherboard according to claim 7, wherein the mother board is half the distance between the four side plates. The motherboard according to claim 9, wherein the second lock member has the same shape as the first lock member.

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