CN111857258B - Multilayer expansion card fixing device - Google Patents
Multilayer expansion card fixing device Download PDFInfo
- Publication number
- CN111857258B CN111857258B CN202010567305.6A CN202010567305A CN111857258B CN 111857258 B CN111857258 B CN 111857258B CN 202010567305 A CN202010567305 A CN 202010567305A CN 111857258 B CN111857258 B CN 111857258B
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- China
- Prior art keywords
- sliding
- block
- expansion card
- pressing plate
- fixing device
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- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 239000011111 cardboard Substances 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 43
- 238000010586 diagram Methods 0.000 description 10
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- 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
- G06F1/185—Mounting of expansion boards
Abstract
The invention provides a multilayer expansion card fixing device, which adopts the following scheme: the sliding clamping block group can be kept at the position when moving to the front part of the fixing block, the sliding pressing plate can be slidably arranged at the upper part of the sliding clamping block group, and the sliding pressing plate can be kept at the position when moving to the front part of the sliding clamping block group; the sliding clamping block group comprises at least two stacked sliding clamping blocks, every two adjacent sliding clamping blocks are connected in a sliding mode, and the sliding clamping block on the upper layer can be kept at the position when moving to the front portion of the sliding clamping block on the lower layer. The purpose of fixing the multilayer expansion cards is realized through the mode of laminating the sliding blocks, the occupied space is small, and the installation is convenient.
Description
Technical Field
The invention relates to the field of computer servers, in particular to a multi-layer expansion card fixing device.
Background
Most of existing server motherboards have a need for installing multiple m.2 solid state disks, and a common method is to install the servers in a single-layer side-by-side manner (see fig. 11), which occupies a region where components are placed on the motherboard.
At present, some solutions have been developed to solve the problem of large space occupied by the side-by-side installation of hard disks, and generally a design of stacking two layers up and down is adopted (refer to fig. 12) to reduce the occupied positions of the components on the board, and this way needs to add a special fixing structure at the tail end. The solutions disclosed in chinese patents CN201820463863.6 and CN201720519510.9 can only fix one expansion card, and the solution disclosed in chinese patent CN201820969498.6 is applied to fixing a double-layer expansion card, and thus the solution cannot be used for fixing expansion cards in more layers in such an operation manner, and the installation procedure is more complicated, which wastes installation time.
Therefore, in view of the above situation, that is, the situation that there is no device capable of fixing the multi-layer stacked expansion cards at present, it is an urgent need to develop a multi-layer expansion card fixing device.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a multi-layer expansion card fixing device, which solves the problem that no device capable of fixing multi-layer stacked expansion cards exists at present.
The technical scheme adopted by the invention for solving the technical problems is as follows: a multilayer expansion card fixing device comprises a fixing block, a sliding card group and a sliding pressing plate which are sequentially arranged from bottom to top, wherein a mainboard fixing structure used for being installed on a mainboard is arranged at the bottom of the fixing block, the sliding card group is slidably installed on the fixing block, the sliding card group can be kept at the position when moving to the front of the fixing block, the sliding pressing plate is slidably installed at the upper part of the sliding card group, and the sliding pressing plate can be kept at the position when moving to the front of the sliding card group; the sliding clamping block group comprises at least two stacked sliding clamping blocks, the two adjacent sliding clamping blocks are connected in a sliding mode, the sliding clamping block on the upper layer can be kept at the position when moving to the front part of the sliding clamping block on the lower layer, a clamping structure used for being clamped with the rear part of the expansion card to be fixed is arranged on the front part of the sliding clamping block, and a pressing structure used for pressing the expansion card to be fixed on the lower layer is further arranged on the sliding clamping block. The whole device is installed on the mainboard by utilizing the mainboard fixing structure on the fixing block, the sliding fixture block is pushed forwards to be clamped into the rear part of the expansion card by utilizing the clamping structure at the front part of the sliding fixture block, the expansion card is prevented from shaking leftwards and rightwards, the sliding fixture block on the upper layer moves forwards to be clamped into the expansion card on the corresponding layer, meanwhile, the expansion card on the lower layer is compressed tightly by utilizing the compression structure to fix the expansion card, the expansion card on the uppermost layer is compressed tightly and fixed by utilizing the sliding pressure plate, the aim of fixing the multilayer expansion card is realized by a mode of laminating the sliding blocks, the occupied space is small, only the sliding fixture block needs to be pushed and pulled, the installation is convenient, the operation is simple, the installation time is saved, and the efficiency is improved.
Furthermore, the upper portion of the fixed block is provided with an accommodating groove, the sliding fixture block positioned at the lowermost layer is slidably mounted on the upper portion of the fixed block, the sliding fixture block is connected with the fixed block through an elastic compression piece, and the elastic compression piece is positioned in the accommodating groove. The elastic compression piece is used for providing a pushing force for the sliding clamping block, so that the sliding clamping block can be kept at the front position of the fixing block and can be used for pushing the expansion card on the layer forwards to clamp and fix the expansion card.
Furthermore, the rear part of the fixed block and the rear part of the sliding fixture block positioned at the lowest layer are provided with joint pieces which can enable the fixed block and the sliding fixture block to be jointed together. Due to the elastic force of the elastic compression piece, the joint piece can overcome the elastic force to keep the slide block in a fixed position when the slide block moves to the rear part of the fixed block, so that the slide block is in a retraction state.
Further, the sliding clamping block comprises a clamping plate portion, a pressing plate portion and a sliding portion, an arc-shaped protrusion is arranged on the front portion of the clamping plate portion, the pressing plate portion is located on the lower portion of the clamping plate portion, the front portion of the pressing plate portion is terminated at the middle of the clamping plate portion, and the sliding portion is located on the lower portion of the pressing plate portion. The sliding clamping blocks are arranged into an upper section and a lower section, the clamping plate part at the uppermost part is clamped to the front part of the expansion card by the arc-shaped bulge at the front part of the clamping plate part, the expansion card at the lower layer is pressed by the clamping plate part at the lower part of the clamping plate part, and the sliding part is matched with the guide groove on the other sliding clamping block or the fixed block to realize sliding.
Furthermore, be provided with the storage tank on the up end of cardboard portion, be provided with fore-and-aft guide slot on the lateral wall of storage tank, the sliding part is two barb sliders, the barb slider cooperation is installed on the guide slot and can be followed the guide slot and slided.
Furthermore, the elastic compression part is a spring, a blocking platform is arranged on the lower portion of the pressing plate portion and located between the two barb sliding blocks, a front embedding bulge extending out and facing the rear portion is arranged on the blocking platform, a rear embedding bulge extending out and facing the front portion is arranged on the rear wall of the accommodating groove, and the spring is located in the accommodating groove and two ends of the spring are respectively sleeved into the front embedding bulge and the rear embedding bulge.
Further, the bottom of sliding pressure plate is provided with two barb sliders, the barb slider cooperation is installed on the guide slot of upper sliding fixture block and can be followed the guide slot and slide, sliding pressure plate's bottom still is provided with the platform that blocks, the platform that blocks is located between two barb sliders, it is protruding to be provided with the preceding embedding that extends out and towards the rear portion on the platform to block.
Furthermore, the rear part of the sliding clamping block is provided with a boosting handle, and the upper part of the sliding pressing plate is provided with a boosting handle protruding upwards. So as to be beneficial to the push-and-pull operation of the sliding clamping block and the sliding pressing plate.
Furthermore, the rear part of the sliding clamping block is provided with a joint, and the rear part of the sliding pressing plate is provided with a joint.
Furthermore, the joint is the magnetite, and the magnetic pole of two adjacent magnetite cooperation ends is opposite.
According to the technical scheme, the invention has the following advantages:
the scheme provides a multilayer expansion card fixing device, and through arranging a plurality of layers of sliding clamping blocks, the sliding clamping blocks on each layer can move forward relative to the sliding clamping blocks on the lower layer, so that the multilayer expansion card fixing device can adapt to the structural characteristics of the expansion card, the front arc-shaped bulges of the sliding clamping blocks are clamped to the front part of the expansion card, the expansion card on the lower layer is pressed by the pressing plate part positioned on the lower part of the expansion card, and the sliding pressing plate on the uppermost layer is reused to fix the expansion card on each layer. The spring is used for providing elastic force, the expansion card is clamped at the front position, the sliding clamping block is kept at the rear position by overcoming the spring force by utilizing the magnets between the upper layer and the lower layer and is stacked together, the occupied space is reduced, the boosting handle is used for facilitating the push-pull operation of the sliding clamping block and the sliding pressing plate, the installation time is shortened, and the efficiency is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a state diagram of the present invention when not in use.
Fig. 2 is a front view of fig. 1.
FIG. 3 is a state diagram of the present invention in use.
Fig. 4 is a front view of fig. 3.
Fig. 5 is a schematic structural diagram of a fixing block in the specific embodiment.
Fig. 6 is a schematic structural diagram of the sliding latch according to the embodiment.
Fig. 7 is a schematic structural diagram of a sliding latch according to an embodiment.
FIG. 8 is a schematic diagram of a sliding platen according to an embodiment.
FIG. 9 is a diagram illustrating the fixing device and the expansion card in accordance with an embodiment of the present invention.
FIG. 10 is a diagram illustrating a relationship between a sliding card block and an expansion card.
Fig. 11 is a schematic diagram of the prior art in the background art.
Fig. 12 is a schematic diagram of the prior art in the background art.
In the figure, 1, a fixed block, 2, a sliding clamping block, 3, a sliding pressing plate, 4, a magnet, 5, a spring, 6, a main plate fixing structure, 7, a pressing plate part, 8, an arc-shaped protrusion, 9, a rear embedding protrusion, 10, a containing groove, 11, a guide groove, 12, a boosting handle, 13, a barb sliding block, 14, a blocking table, 15 and a front embedding protrusion.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments in this patent without making creative efforts, shall fall within the protection scope of this patent.
As shown in fig. 1 to 10, the present invention provides a multilayer expansion card fixing device, which mainly includes a fixing block 1, a sliding fixture block 2 set and a sliding pressure plate 3, which are sequentially arranged from bottom to top, wherein a main board fixing structure 6 for mounting on a main board is arranged at the bottom of the fixing block 1, the sliding fixture block 2 set is slidably mounted on the fixing block 1, the sliding fixture block 2 set can be kept at the position when moving to the front of the fixing block 1, the sliding pressure plate 3 is slidably mounted on the upper portion of the sliding fixture block 2 set, and the sliding pressure plate 3 can be kept at the position when moving to the front of the sliding fixture block 2 set; the sliding fixture block 2 group comprises at least two stacked sliding fixture blocks 2, the two adjacent sliding fixture blocks 2 are connected in a sliding manner, the sliding fixture block 2 on the upper layer can be kept at the position when moving to the front part of the sliding fixture block 2 on the lower layer, a clamping structure used for being clamped with the rear part of the expansion card to be fixed is arranged on the front part of the sliding fixture block 2, and a pressing structure used for pressing the expansion card to be fixed on the lower layer is further arranged on the sliding fixture block 2.
Specifically, the upper portion of the fixed block 1 is provided with an accommodating groove 10, the sliding fixture block 2 located at the lowermost layer is slidably mounted on the upper portion of the fixed block 1, the sliding fixture block 2 is connected with the fixed block 1 through an elastic compression element, and the elastic compression element is located in the accommodating groove 10. Wherein, slip fixture block 2 includes cardboard portion, pressure plate portion 7 and sliding part, the front portion of cardboard portion is provided with arcuation arch 8, pressure plate portion 7 is located the lower part of cardboard portion, the front portion of pressure plate portion 7 is ended in the middle part position of cardboard portion, the sliding part is located the lower part of pressure plate portion 7, is provided with storage tank 10 on the up end of cardboard portion, be provided with fore-and-aft guide slot 11 on the lateral wall of storage tank 10, the sliding part is two overhead kick sliders, the overhead kick slider cooperation is installed on guide slot 11 and can be followed guide slot 11 and slide. The sliding clamping block 2 is arranged into an upper section and a lower section, the uppermost clamping plate part is clamped to the front part of the expansion card through the arc-shaped bulge 8 in the front part of the uppermost clamping plate part, the lower expansion card is tightly pressed through the pressing plate part 7 positioned at the lower part of the uppermost clamping plate part, and the sliding part is matched with the other sliding clamping block 2 or the guide groove 11 in the fixing block 1 to realize sliding, so that the multi-layer expansion card is arranged in a layered manner, is ingenious in design and well meets the fixing structural requirement of the multi-layer expansion card. In the scheme, the elastic compression piece is a spring 5, the lower portion of the pressing plate portion 7 is provided with a blocking table 14, the blocking table 14 is located between the two inverted hook sliders, the blocking table 14 is provided with a front embedding bulge 15 which extends out and faces the rear portion, a rear embedding bulge 9 which extends out and faces the front portion is arranged on the rear wall of the accommodating groove 10, the spring 5 is located in the accommodating groove 10, and two ends of the spring 5 are respectively sleeved into the front embedding bulge 15 and the rear embedding bulge 9. In addition, the bottom of sliding pressure plate 3 is provided with two barb sliders, the barb slider cooperation is installed on the guide slot 11 of upper sliding fixture block 2 and can be followed the guide slot 11 and slide, the bottom of sliding pressure plate 3 still is provided with blocks platform 14, block platform 14 and be located between two barb sliders, it extends out and protruding 15 of preceding embedding towards the rear portion to be provided with on the block platform 14.
In addition, the rear part of the sliding fixture block 2, the rear part of the sliding pressure plate 3 and the rear part of the fixing block 1 are provided with joint parts at corresponding positions, the joint parts are magnets 4, and the magnetic poles of the matching ends of the two adjacent magnets 4 on the upper layer and the lower layer are opposite.
In addition, the rear part of the sliding fixture block 2 is provided with a boosting handle 12, and the upper part of the sliding pressure plate 3 is provided with the boosting handle 12 protruding upwards, so that the sliding fixture block 2 and the sliding pressure plate 3 can be pushed and pulled conveniently.
When the device works, the whole device is fixed on the mainboard by utilizing the mainboard fixing structure 6 at the bottom of the fixing block 1, the first layer (the lowest layer) of the sliding fixture block 2 on the fixing block 1 is pushed forwards, the sliding fixture block 2 is separated from the magnetic force among the magnetic blocks and slides forwards under the action of the spring 5 to be clamped on the expansion card of the corresponding layer, the sliding fixture block 2 on the upper layer is continuously pushed, the sliding fixture block 2 moves forwards to be clamped on the expansion card of the layer and tightly presses the expansion card on the lower layer, and similarly, when the expansion card on the upper layer is reached, the sliding fixture block 3 on the top is pushed forwards, the expansion card on the upper layer is tightly pressed by utilizing the sliding fixture block 3, and the fixing of the multilayer expansion cards is finished.
The terms "upper", "lower", "outside", "inside" and the like (if any) in the description and claims of the present invention and the above drawings are used for distinguishing relative positions without necessarily being construed qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
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 (9)
1. The multi-layer expansion card fixing device is characterized by comprising a fixing block (1), a sliding card group and a sliding pressing plate (3) which are sequentially arranged from bottom to top, wherein a mainboard fixing structure (6) used for being installed on a mainboard is arranged at the bottom of the fixing block (1), the sliding card group is slidably installed on the fixing block (1), the sliding card group can be kept at the position when moving to the front part of the fixing block (1), the sliding pressing plate (3) is slidably installed at the upper part of the sliding card group, and the sliding pressing plate (3) can be kept at the position when moving to the front part of the sliding card group; the sliding clamping block group comprises at least two stacked sliding clamping blocks (2), the two adjacent sliding clamping blocks (2) are connected in a sliding mode, the sliding clamping block (2) on the upper layer can be kept at the position when moving to the front part of the sliding clamping block (2) on the lower layer, a clamping structure used for being clamped with the rear part of the expansion card to be fixed is arranged on the front part of the sliding clamping block (2), and a pressing structure used for pressing the expansion card to be fixed on the lower layer is further arranged on the sliding clamping block (2); the upper portion of fixed block (1) is provided with storage tank (10), installs on the upper portion of fixed block (1) slidable in slip fixture block (2) that are located the lower floor to this slip fixture block (2) are connected through elastic compression spare with fixed block (1), elastic compression spare is arranged in storage tank (10).
2. The multi-layered expansion card fixing device according to claim 1, wherein the rear portion of the fixing block (1) and the rear portion of the slide latch (2) located at the lowermost layer are provided with engaging members capable of engaging both together.
3. The multi-layered expansion card fixing device according to claim 2, wherein the sliding block (2) comprises a plate portion, a pressing plate portion (7) and a sliding portion, the front portion of the plate portion is provided with an arc-shaped protrusion (8), the pressing plate portion (7) is located at the lower portion of the plate portion, the front portion of the pressing plate portion (7) terminates at the middle position of the plate portion, and the sliding portion is located at the lower portion of the pressing plate portion (7).
4. The multi-layer expansion card fixing device according to claim 3, wherein the card board portion has a receiving slot (10) on an upper end surface thereof, a longitudinal guide slot (11) is provided on a side wall of the receiving slot (10), the sliding portion is two barbed sliders (13), and the barbed sliders (13) are fittingly mounted on the guide slot (11) and can slide along the guide slot (11).
5. The multi-layer expansion card fixing device according to claim 4, wherein the elastic compression member is a spring (5), a blocking platform (14) is disposed at a lower portion of the pressing plate portion (7), the blocking platform (14) is disposed between the two inverted hook sliders (13), a front embedding protrusion (15) extending out and facing to the rear portion is disposed on the blocking platform (14), a rear embedding protrusion (9) extending out and facing to the front portion is disposed on a rear wall of the accommodating groove (10), the spring (5) is disposed in the accommodating groove (10), and two ends of the spring (5) are respectively sleeved on the front embedding protrusion (15) and the rear embedding protrusion (9).
6. The multi-layer expansion card fixing device according to claim 5, wherein the bottom of the sliding pressure plate (3) is provided with two inverted hook sliding blocks (13), the inverted hook sliding blocks (13) are fittingly installed on the guide grooves (11) of the sliding block (2) at the uppermost layer and can slide along the guide grooves (11), the bottom of the sliding pressure plate (3) is further provided with a blocking table (14), the blocking table (14) is located between the two inverted hook sliding blocks (13), and the blocking table (14) is provided with a front embedded protrusion (15) extending out and facing the rear.
7. The multi-layered expansion card fixing device according to any one of claims 1 to 6, wherein a push-up handle is provided at a rear portion of the slide block (2), and a push-up handle protruding upward is provided at an upper portion of the slide pressing plate (3).
8. The multi-layered expansion card fixing device according to claim 6, wherein the rear portion of the slide block (2) is provided with a joint member, and the rear portion of the slide plate (3) is provided with a joint member.
9. The multi-layered expansion card fixing device according to claim 8, wherein the joint member is a magnet (4), and the magnetic poles of the mating ends of two adjacent magnets (4) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567305.6A CN111857258B (en) | 2020-06-19 | 2020-06-19 | Multilayer expansion card fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567305.6A CN111857258B (en) | 2020-06-19 | 2020-06-19 | Multilayer expansion card fixing device |
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| Publication Number | Publication Date |
|---|---|
| CN111857258A CN111857258A (en) | 2020-10-30 |
| CN111857258B true CN111857258B (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010567305.6A Active CN111857258B (en) | 2020-06-19 | 2020-06-19 | Multilayer expansion card fixing device |
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| Country | Link |
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| CN (1) | CN111857258B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI821890B (en) * | 2022-01-27 | 2023-11-11 | 伍鐌科技股份有限公司 | Fastening device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104281231A (en) * | 2013-07-10 | 2015-01-14 | 鸿富锦精密工业（深圳）有限公司 | Expansion card blocking piece fixing device |
| CN104571383A (en) * | 2013-10-24 | 2015-04-29 | 纬创资通股份有限公司 | Expansion card fixing mechanism and expansion card connecting module comprising same |
| CN110320978A (en) * | 2018-03-28 | 2019-10-11 | 鸿富锦精密工业(武汉)有限公司 | Expansion card fixer |
-
2020
- 2020-06-19 CN CN202010567305.6A patent/CN111857258B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104281231A (en) * | 2013-07-10 | 2015-01-14 | 鸿富锦精密工业（深圳）有限公司 | Expansion card blocking piece fixing device |
| CN104571383A (en) * | 2013-10-24 | 2015-04-29 | 纬创资通股份有限公司 | Expansion card fixing mechanism and expansion card connecting module comprising same |
| CN110320978A (en) * | 2018-03-28 | 2019-10-11 | 鸿富锦精密工业(武汉)有限公司 | Expansion card fixer |
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| CN111857258A (en) | 2020-10-30 |
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