CN111562826A - Quick plug device of DRAM and server - Google Patents
Quick plug device of DRAM and server Download PDFInfo
- Publication number
- CN111562826A CN111562826A CN202010402571.3A CN202010402571A CN111562826A CN 111562826 A CN111562826 A CN 111562826A CN 202010402571 A CN202010402571 A CN 202010402571A CN 111562826 A CN111562826 A CN 111562826A
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- unlocking
- movable body
- shaped hole
- memory bank
- lug
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- 230000015654 memory Effects 0.000 claims abstract description 66
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000002788 crimping Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
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- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a quick memory bank plugging device.A fixing base is provided with I-shaped holes on two opposite side walls; the movable body is sleeved on the upper part of the fixed base and vertically moves relative to the fixed base; the inner wall of the movable body is provided with a locking lug, the locking lug and the I-shaped hole can be relatively clamped, and the locking lug moves in the I-shaped hole; the return spring applies upward elastic force to the movable body; when the movable body moves downwards, the locking lug is locked at the lower position after crossing the narrower position in the middle of the I-shaped hole, and a golden finger arranged on the inner surface of the compression joint block is in contact with the memory bar to transmit data; the side of the unlocking body is provided with an unlocking lug, the width of the unlocking lug is slightly smaller than the narrowest part of the I-shaped hole, the unlocking lug does not move and is not blocked by the I-shaped hole, the unlocking lug extends into the I-shaped hole, when the unlocking is needed, the memory bank is pressed downwards, the unlocking lug moves downwards to eject the locking lug outwards, the locking lug is not blocked by the I-shaped hole any more, and the locking lug is ejected out under the action of a reset spring to unlock.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to a memory bank fast plugging device. The invention also relates to a server.
Background
A Dual-Inline Memory module (DIMM), which is a device soldered to a motherboard and in contact with a Memory, is a bridge for data transmission between the Memory and a CPU. The traditional mode of fixing the memory by the DIMM groove is a buckle mode, a buckle is arranged at the end part of the groove, when the memory is inserted, two sides of the memory are pressed down together, and the memory is clamped by a buckle device on the DIMM groove to fix the memory.
However, when the memory is disassembled and assembled, the buckle devices on two sides of the DIMM groove need to be opened and then the memory is placed, the buckle needs to be opened firstly to remove fixation and then the memory bank needs to be pulled out during disassembly, the server needs to be plugged and pulled frequently, and when machines with a large number of memories are encountered, the operation time can be greatly prolonged by manually opening the buckle devices, which is extremely inconvenient.
For those skilled in the art, how to implement fast plugging of a memory bank is a technical problem to be solved at present.
Disclosure of Invention
The invention provides a quick memory bank plugging device, which can be used for realizing quick plugging and installation of a memory bank only by pressing downwards when the memory bank is taken out, and the specific scheme is as follows:
a memory bank fast plugging device comprises:
the fixing base is fixedly arranged on the main board, the fixing base is hollow, I-shaped holes are formed in two opposite side walls of the fixing base, and the middle of each I-shaped hole is narrow and the two ends of each I-shaped hole are wide;
the movable body is a U-shaped sleeve, is sleeved on the upper part of the fixed base and can vertically move relative to the fixed base; the inner walls of the movable bodies opposite to each other are provided with locking convex blocks, the width of each locking convex block is smaller than the widest part of the I-shaped hole and larger than the narrowest part of the I-shaped hole, and the locking convex blocks move in the vertical range of the I-shaped hole; the bottom of the movable body is provided with a return spring, and the return spring exerts upward elastic force on the movable body;
one end of the unlocking body is inserted into the fixed base, the other end of the unlocking body penetrates through the movable body to extend outwards, and the memory bank is inserted into the extending end of the unlocking body; the bottom of the unlocking body is provided with a jacking spring, and the jacking spring exerts upward elastic force on the unlocking body; an unlocking lug is arranged on the side edge of the unlocking body, the width of the unlocking lug is slightly smaller than the narrowest part of the I-shaped hole, and the unlocking lug pushes out the locking lug outwards when moving downwards to unlock;
the compression joint block is rotatably arranged on the main board, and the inner surface of the compression joint block is provided with a golden finger for transmitting data with the memory bank; the inner surface of the pressure joint block is provided with an inclined plane which is in contact fit with the movable body, and when the movable body moves upwards, the side of the movable body can be jacked open.
Optionally, a pressing rotary table is vertically protruded from the bottom end of the pressing block, and when the movable body moves downward, the pressing rotary table is pressed to make the pressing block turn over and contact the memory bank.
Optionally, a torsion spring is arranged at a rotating shaft of the crimping block, so that the crimping block has a tendency of folding.
Optionally, the return spring is located inside the movable body, one end of the return spring abuts against the movable body, and the other end of the return spring abuts against the fixed base.
Optionally, the unlocking body comprises a guide block and a limiting plate, the limiting plate is arranged at the bottom of the guide block, and the width of the guide block is smaller than that of the limiting plate.
The invention also provides a server which comprises the memory bank quick plugging device.
The invention provides a quick memory bank plugging device.A fixed base is fixedly arranged on a main board, the inner part of the fixed base is hollow, two opposite side walls of the fixed base are provided with I-shaped holes, and the middle of each I-shaped hole is narrow and two ends of each I-shaped hole are wide; the U-shaped movable body is sleeved on the upper part of the fixed base and vertically moves relative to the fixed base; the width of the locking lug arranged on the inner wall of the movable body is smaller than the widest part of the I-shaped hole and larger than the narrowest part of the I-shaped hole, the locking lug and the I-shaped hole can be relatively clamped, and the locking lug moves in the vertical range of the I-shaped hole; the return spring arranged at the bottom of the movable body applies upward elastic force to the movable body; when the movable body moves downwards, the locking lug is locked at the lower position after crossing the narrower position in the middle of the I-shaped hole, and the golden finger arranged on the inner surface of the compression joint block is contacted with the memory bar to transmit data; one end of the unlocking body is inserted into the fixed base, the other end of the unlocking body penetrates through the movable body to extend outwards, and the memory bar is inserted into the extending end of the unlocking body; the bottom of the unlocking body is provided with a jacking spring, the unlocking body is kept in an outward extending state, the side edge of the unlocking body is provided with an unlocking lug, the width of the unlocking lug is slightly smaller than the narrowest part of the I-shaped hole, the unlocking lug is not blocked by the I-shaped hole when moving, the unlocking lug extends into the I-shaped hole, and when unlocking is needed, the memory bar is pressed downwards, so that the unlocking lug moves downwards, the locking lug is pushed outwards, the locking lug is not blocked by the I-shaped hole any more, and the locking lug is pushed out under the action of a reset spring to unlock; in the process that the movable body is ejected outwards, the movable body is contacted with the inclined plane arranged on the inner surface of the pressure connecting block, so that the side of the movable body is ejected, and the memory bank is quickly pulled out.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1A and fig. 1B are schematic diagrams of a locking state and an opening state of the memory bank quick plugging device according to the present invention, respectively;
fig. 2A and 2B are a front view and a side view, respectively, of the stationary base;
fig. 3A and 3B are a front view and a side view of the movable body, respectively;
figure 4 is a top view of the unlocking body.
The figure includes:
the device comprises a fixed base 1, an I-shaped hole 11, a movable body 2, a locking lug 21, a return spring 22, an unlocking block 3, a jacking spring 31, an unlocking lug 32, a pressure welding block 4 and a pressure welding table 41.
Detailed Description
The invention provides a quick memory bank plugging device, which can be used for quickly plugging and unplugging a memory bank only by pressing downwards when the memory bank is taken out.
In order to make those skilled in the art better understand the technical solution of the present invention, the memory bank fast plugging device and the server of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention provides a memory bank fast plugging device, and fig. 1A and fig. 1B are schematic diagrams of a locking state and an opening state respectively; comprises a fixed base 1, a movable body 2, an unlocking body 3, a crimping block 4 and other structures; the fixing base 1 is fixedly installed on the main board and is kept fixed, the fixing base 1 is hollow, I-shaped holes 11 are formed in two opposite side walls of the fixing base 1, the middle of each I-shaped hole 11 is narrow, two ends of each I-shaped hole are wide, as shown in fig. 2A and fig. 2B, the front view and the side view of the fixing base 1 are respectively shown, the fixing base is of a transverse cylindrical structure, and an opening is formed in the upper surface of the fixing base 1 and used for inserting the unlocking body 3; the I-shaped hole 11 penetrates through the side wall of the fixed base 1, the width of the upper end and the width of the lower end of the I-shaped hole 11 are wide, and the width of the middle part of the I-shaped hole is narrow.
As shown in fig. 3A and 3B, which are a front view and a side view of the movable body 2, respectively, the movable body 2 is a U-shaped sleeve, the lower portion of the movable body is through, and the movable body 2 is surrounded by three surfaces, the size of the inner cavity of the movable body 2 is slightly larger than that of the fixed base 1, the movable body 2 is sleeved on the upper portion of the fixed base 1, and the movable body 2 can move vertically relative to the fixed base 1.
As shown in fig. 3A, the opposite inner walls of the movable body 2 are provided with locking protrusions 21, the locking protrusions 21 protrude from the inner side walls of the movable body 2, the width of each locking protrusion 21 is smaller than the widest part of the i-shaped hole 11 and larger than the narrowest part of the i-shaped hole 11, the locking protrusions 21 can move in the vertical range of the i-shaped hole 11, the locking protrusions 21 are blocked when crossing the narrower part of the middle of the i-shaped hole 11, and if a large acting force is applied, the locking protrusions 21 can only cross after being separated towards two sides.
A return spring 22 is arranged at the bottom of the movable body 2, and the return spring 22 applies upward elastic force to the movable body 2, so that the movable body 2 has a tendency of moving upward; the directions such as up, down, left, and right according to the present invention refer to the directions shown in the drawings.
The 3 one end cartridges of unblock body are in fixed baseplate 1, and the other end passes movable body 2 and outwards stretches out, and the top of the unblock body 3 in fig. 1A outwards stretches out, and in the bottom stretched into fixed baseplate 1, unblock body 3 can be for the vertical translation of fixed baseplate 1. The top end of the unlocking body 3 is provided with a slot, and the memory bank is inserted into the extending end of the unlocking body 3; the bottom of the unlocking body 3 is provided with a jacking spring 31, the jacking spring 31 exerts upward elastic force on the unlocking body 3, and the unlocking body 3 has a tendency of moving upwards.
As shown in fig. 4, which is a top view of the unlocking body 3, an unlocking protrusion 32 is disposed on a side edge of the unlocking body 3, the unlocking protrusion 32 protrudes out of a side edge of the bottom of the unlocking body 3, a width of the unlocking protrusion 32 is slightly smaller than a narrowest portion of the i-shaped hole 11, the unlocking body 3 can freely move vertically, a vertical movement process is not blocked by the i-shaped hole 11, and a protruding dimension of the unlocking body 3 is substantially equal to a thickness of the fixed base 1.
When the unlocking body 3 moves downwards, the unlocking lug 32 is in contact with the locking lug 21, the locking lug 21 is ejected outwards, the distance between the two locking lugs 21 is increased and is not blocked by the narrow part in the middle of the I-shaped hole 11, the locking lug 21 is ejected outwards, the locking lug crosses the narrow part in the middle from the wide part at the lower part of the I-shaped hole 11 to reach the wide part at the upper part, and the locking is released.
The crimping blocks 4 are rotatably arranged on the main board, the golden fingers for transmitting data with the memory bank are arranged on the inner surfaces of the crimping blocks 4, the crimping blocks 4 on the two sides have the trend of being close to each other when the memory bank is inserted, and the golden fingers on the crimping blocks 4 are in contact with the golden fingers on the memory bank to achieve signal transmission.
As shown in fig. 1A, the internal surface setting of crimping piece 4 is through the inclined plane with the cooperation of activity body 2 contact, the below of this inclined plane position golden finger, width from upwards dwindling gradually down between the inclined plane on two crimping pieces 4, activity body 2 can respectively with the inclined plane contact on two crimping pieces 4, because the width between two inclined planes constantly reduces, consequently when activity body rebound, can push away activity body 2 side, two crimping pieces 4 rotate to both sides respectively and open, unclamp and the contact between the DRAM, the DRAM can be taken out.
When the memory bank needs to be inserted, the memory bank is inserted into the slot at the top of the unlocking block 3 in an aligning way, the two pressing blocks 4 are closed, the pressing blocks 4 are folded, the golden fingers on the pressing blocks 4 are pressed and connected with the golden fingers on the memory bank, the two pressing blocks 4 have the tendency of being folded mutually, can be tightly attached to the memory bank, and has the effect of clamping the memory bank. In the closing process of the two pressure connecting blocks 4, the movable body 2 is driven to move downwards through the inclined plane, the locking lug 21 on the movable body 2 passes through the narrower middle part from the wider upper part of the I-shaped hole 11 to reach the wider lower part of the I-shaped hole 11, the movable body 2 is limited by the narrower middle part of the I-shaped hole 11 at the moment, the movable body cannot move upwards only through the elastic force of the reset spring 22 and is kept in a locking state, the memory bank is inserted at the moment, and the unlocking body 3 does not move downwards at the moment.
When the memory bank needs to be pulled out, the memory bank is pressed downwards, the memory bank enables the unlocking body 3 to move downwards, the unlocking lug 32 on the unlocking body 3 passes through the narrow part in the middle of the I-shaped hole 11 and then reaches the wide part below, the unlocking lug 32 pushes the locking lug 21 out towards two sides, the side edge of the movable body 2 is elastically deformed, the locking lug 21 is not blocked by the narrow part in the middle of the I-shaped hole 11 any more, and passes through the narrow part in the middle of the I-shaped hole 11 and then reaches the wide part on the upper part of the I-shaped hole 11, and therefore unlocking is completed. In the process that the movable body 2 moves upwards, the compression joint blocks 4 on the two sides are pushed to rotate and open towards the two sides, and the memory bank can be pulled out.
The quick memory bank plugging device disclosed by the invention is operated in one step in the plugging and unplugging processes, so that the memory bank is greatly convenient to install and dismantle, and the installation efficiency is improved.
On the basis of the above solution, the present invention provides a further preferred solution, and two rotation forms of the crimping block 4 are provided as follows:
firstly, the bottom end of the pressure welding block 4 is vertically provided with a pressure rotating platform 41 in a protruding way, the pressure rotating platform 41 transversely extends and can extend to the lower part of the movable body 2, when the movable body 2 moves downwards, the pressure rotating platform is contacted with the pressure rotating platform 41, and a rotating moment is applied to the pressure rotating platform, so that the pressure welding block 4 is turned over and contacted with the memory bank; when the movable body 2 moves to the lowermost position, the pressure turret 41 and the memory stick are brought into contact with each other just before.
Secondly, a torsion spring is arranged at a rotating shaft of the compression joint block 4, the torsion spring enables the compression joint block 4 to have a folding trend, when the movable body 2 moves to the lower part, the two compression joint blocks 4 are relatively closed through the torsion spring, and the compression rotary table 41 is just in contact with the memory bank.
As shown in fig. 1A, the present invention preferably arranges the return springs 22 inside the movable body 2, the return springs 22 are arranged in two sets, two sets of the unlocking bodies 3 are symmetrically arranged, one end of the return spring 22 abuts against the upper surface of the inner cavity of the movable body 2, the other end abuts against the upper surface of the fixed base 1, and the movable body 2 has a tendency to move upwards through the return spring 22.
As shown in fig. 1A, the unlocking body 3 of the present invention includes a guide block and a limiting plate, the guide block is a vertically disposed plate-like structure, and passes through holes on the upper surfaces of the fixed base 1 and the movable body 2, the guide block is a structure with uniform width, and a notch for inserting a memory bank is provided at the top of the guide block. The limiting plate sets up in the bottom of guide block, and the width of guide block is less than the limiting plate, and the breach on the fixed baseplate 1 can't be passed to the limiting plate, plays spacing effect.
The invention also provides a server, which comprises the memory bank quick plugging device and can realize the same technical effect; for other structures of the server, please refer to the prior art, and the present invention is not described herein again.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a quick grafting device of memory bank which characterized in that includes:
the fixing base (1) is fixedly arranged on the main board, the inside of the fixing base is hollow, I-shaped holes (11) are formed in two opposite side walls of the fixing base (1), and the middle of each I-shaped hole (11) is narrow and two ends of each I-shaped hole are wide;
the movable body (2) is a U-shaped sleeve, is sleeved on the upper part of the fixed base (1) and can vertically move relative to the fixed base (1); a locking lug (21) is arranged on the opposite inner wall of the movable body (2), the width of the locking lug (21) is smaller than the widest part of the I-shaped hole (11) and larger than the narrowest part of the I-shaped hole (11), and the locking lug (21) moves in the vertical range of the I-shaped hole (11); a return spring (22) is arranged at the bottom of the movable body (2), and the return spring (22) exerts upward elastic force on the movable body (2);
one end of the unlocking body (3) is inserted into the fixed base (1), the other end of the unlocking body penetrates through the movable body (2) to extend outwards, and the memory bank is inserted into the extending end of the unlocking body (3); the bottom of the unlocking body (3) is provided with a jacking spring (31), and the jacking spring (31) exerts upward elastic force on the unlocking body (3); an unlocking bump (32) is arranged on the side edge of the unlocking body (3), the width of the unlocking bump (32) is slightly smaller than the narrowest part of the I-shaped hole (11), and the unlocking bump (32) pushes out the locking bump (21) outwards when moving downwards to unlock;
the compression joint block (4) is rotatably arranged on the mainboard, and a golden finger for transmitting data with the memory bank is arranged on the inner surface of the compression joint block (4); the inner surface of the pressure joint block (4) is provided with an inclined surface which is in contact fit with the movable body (2), and when the movable body (2) moves upwards, the side of the movable body (2) can be jacked open.
2. The device for the quick insertion of memory chips according to claim 1, wherein a pressing turntable (41) is vertically protruded from the bottom end of the pressing block (4), and when the movable body (2) moves downward, the pressing turntable (41) is pressed to make the pressing block (4) turn over to contact the memory chips.
3. The memory bank quick plugging device according to claim 1, wherein a torsion spring is arranged at a rotating shaft of the pressure connection block (4) to make the pressure connection block (4) have a tendency to be folded.
4. The quick memory bank plugging device according to claim 2 or 3, wherein said return spring (22) is located inside said movable body (2), one end of said return spring (22) abuts against said movable body (2), and the other end abuts against said fixed base (1).
5. The quick memory bank plugging device according to claim 4, wherein the unlocking body (3) comprises a guide block and a limiting plate, the limiting plate is arranged at the bottom of the guide block, and the width of the guide block is smaller than that of the limiting plate.
6. A server, characterized in that, comprising the memory bank quick-plugging device of any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402571.3A CN111562826B (en) | 2020-05-13 | 2020-05-13 | Quick plug device of DRAM and server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402571.3A CN111562826B (en) | 2020-05-13 | 2020-05-13 | Quick plug device of DRAM and server |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111562826A true CN111562826A (en) | 2020-08-21 |
| CN111562826B CN111562826B (en) | 2022-03-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010402571.3A Active CN111562826B (en) | 2020-05-13 | 2020-05-13 | Quick plug device of DRAM and server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111562826B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610091A (en) * | 2020-12-03 | 2021-04-06 | 苏州浪潮智能科技有限公司 | Upper cover locking device and server |
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| CN101995923A (en) * | 2009-08-26 | 2011-03-30 | 冯林 | Memory fastening device, computer mainboard and computer |
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| CN206541254U (en) * | 2017-03-11 | 2017-10-03 | 江西工业工程职业技术学院 | Memory bar fastening protection attachment means |
| CN206757501U (en) * | 2017-05-19 | 2017-12-15 | 郑州云海信息技术有限公司 | A kind of server memory bar fixing device |
| CN206805387U (en) * | 2017-03-27 | 2017-12-26 | 王家骐 | A kind of calculator memory bar fixing device |
| CN207529296U (en) * | 2017-11-08 | 2018-06-22 | 扬州橙子网络科技有限公司 | A kind of computer is buckled with easy-to-dismount memory bar |
| CN208689512U (en) * | 2018-09-13 | 2019-04-02 | 湖北融科正能信息技术有限公司 | A kind of computer memory bank installation grafting guide device |
| CN110515433A (en) * | 2019-08-26 | 2019-11-29 | 浪潮商用机器有限公司 | A kind of server memory item clamping dismounting tooling |
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2020
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101995923A (en) * | 2009-08-26 | 2011-03-30 | 冯林 | Memory fastening device, computer mainboard and computer |
| CN104063009A (en) * | 2013-03-18 | 2014-09-24 | 鸿富锦精密工业（深圳）有限公司 | Memory clamping device |
| CN206541254U (en) * | 2017-03-11 | 2017-10-03 | 江西工业工程职业技术学院 | Memory bar fastening protection attachment means |
| CN206805387U (en) * | 2017-03-27 | 2017-12-26 | 王家骐 | A kind of calculator memory bar fixing device |
| CN206757501U (en) * | 2017-05-19 | 2017-12-15 | 郑州云海信息技术有限公司 | A kind of server memory bar fixing device |
| CN207529296U (en) * | 2017-11-08 | 2018-06-22 | 扬州橙子网络科技有限公司 | A kind of computer is buckled with easy-to-dismount memory bar |
| CN208689512U (en) * | 2018-09-13 | 2019-04-02 | 湖北融科正能信息技术有限公司 | A kind of computer memory bank installation grafting guide device |
| CN110515433A (en) * | 2019-08-26 | 2019-11-29 | 浪潮商用机器有限公司 | A kind of server memory item clamping dismounting tooling |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610091A (en) * | 2020-12-03 | 2021-04-06 | 苏州浪潮智能科技有限公司 | Upper cover locking device and server |
| CN112610091B (en) * | 2020-12-03 | 2022-06-17 | 苏州浪潮智能科技有限公司 | Upper cover locking device and server |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111562826B (en) | 2022-03-04 |
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