CN211297406U - PCBA exempts from instrument installation fixed knot to construct - Google Patents
PCBA exempts from instrument installation fixed knot to construct Download PDFInfo
- Publication number
- CN211297406U CN211297406U CN201921985722.1U CN201921985722U CN211297406U CN 211297406 U CN211297406 U CN 211297406U CN 201921985722 U CN201921985722 U CN 201921985722U CN 211297406 U CN211297406 U CN 211297406U
- Authority
- CN
- China
- Prior art keywords
- pcba
- hole
- lower extreme
- screens
- adaptor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000009434 installation Methods 0.000 title claims abstract description 28
- 230000005489 elastic deformation Effects 0.000 claims abstract description 31
- 239000011148 porous material Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
Images
Landscapes
- Connection Of Plates (AREA)
Abstract
The application provides a PCBA exempts from instrument installation fixed knot to construct relates to PCBA installation technical field. The base is provided with a positioning column and an adapter, a clamping part is arranged on the adapter, positioning holes matched with the positioning column are formed in the PCBA, a mounting hole matched with the adapter is formed in the PCBA, the adapter penetrates through the mounting hole, the clamping part is inserted into the mounting hole, a jack is formed in the clamping part, the upper end of the adapter is inserted into the jack, the clamping part can rotate one-fourth rotation relative to the adapter, and the PCBA is fixed on the base. This application utilizes the deformable characteristic of both sides wall of quartering commentaries on classics lower extreme elastic deformation portion, directly with the screens card on the adaptor on the base, can exempt from the instrument fast and fix PCBA, this application simple structure, convenient operation reduces dismouting PCBA's time, exempts from the instrument and can realize PCBA's maintenance, has improved work efficiency.
Description
Technical Field
The application relates to PCBA installation technical field, concretely relates to PCBA exempts from instrument installation fixed knot to construct.
Background
Printed circuit boards, also known as printed circuit boards (pcbs), often referred to by the acronym pcba (printed circuit board assembly), are important electronic components, support for electronic components, and circuit connection providers for electronic components. It is called a "printed" circuit board because it is made using electronic printing techniques.
The PCBA current fixed mode of server mostly is fixed for beating the screw, and a mainboard need beat dozens of screws, not only influences the structure of mainboard, causes PCBA's dismouting to take time more simultaneously, has reduced work efficiency.
Disclosure of Invention
To the problem that exists among the prior art, this application provides a PCBA exempts from instrument installation fixed knot to reach PCBA's quick installation and the beneficial effect of dismantlement.
The utility model provides a PCBA exempts from instrument installation fixed knot to construct, the on-line screen storage device comprises a base, be equipped with reference column and adaptor on the base, be equipped with the screens piece on the adaptor, be equipped with on the PCBA with reference column assorted locating hole, be equipped with the mounting hole that suits with the adaptor on the PCBA, the adaptor passes the mounting hole, the screens piece inserts in the mounting hole, be equipped with the jack on the screens piece, the jack is inserted to the upper end of adaptor, the screens piece can rotate quarter turn relatively the adaptor, fix PCBA on the base.
Further, the screens piece includes upper end rotation portion and lower extreme elastic deformation portion, and the cross section of upper end rotation portion is oval, the cross sectional dimension of mounting hole equals the cross sectional dimension of upper end rotation portion, and upper end rotation portion and the integrative setting of lower extreme elastic deformation portion, the thickness that highly equals PCBA of lower extreme elastic deformation portion, and lower extreme elastic deformation portion passes the mounting hole, screens piece and adaptor joint under the elastic action of lower extreme elastic deformation portion.
Furthermore, the jack comprises a position avoiding hole arranged in the upper end rotating part and an inserting hole arranged in the lower end elastic deformation part, the position avoiding hole is communicated with the inserting hole, and the cross section area of the position avoiding hole is larger than that of the inserting hole.
Further, the adaptor includes spacing portion in upper end, middle screens portion and lower extreme installation department, middle screens portion sets up between spacing portion in upper end and lower extreme installation department, spacing portion in upper end and the integrative setting of lower extreme installation department, the cross dimension of the spacing portion in upper end is greater than the cross dimension of spliced eye, and middle screens portion passes the spliced eye, insert after the mounting hole is passed to the spacing portion in upper end and keep away in the hole.
Furthermore, the junction of avoiding the position hole and spliced eye is equipped with the first screens terminal surface of horizontally, and the cross sectional dimension of first screens terminal surface is greater than the cross sectional dimension of the spacing portion in upper end, and the bottom surface joint of the spacing portion in upper end is on first screens terminal surface.
Furthermore, the cross section of the middle clamping part is of a rectangular structure, one of two groups of opposite side surfaces on the middle clamping part is a first clamping surface, the other of two groups of opposite side surfaces on the middle clamping part is a second clamping surface, the length of the first clamping surface is equal to that of the avoiding hole, and the second clamping surface is an arc-shaped surface matched with the upper end rotating part.
Furthermore, the junction of upper end rotation portion and lower extreme elastic deformation portion is equipped with the second screens terminal surface, and the second screens terminal surface is pressed on PCBA's upper surface.
Furthermore, a plurality of pores distributed at intervals are arranged on the lower end elastic deformation part.
Furthermore, the bottom of lower extreme installation department is equipped with the riveting head, and the riveting head passes through the riveting post and links to each other with the lower extreme installation department, and the cross sectional dimension of riveting post is less than the cross sectional dimension of lower extreme installation department.
Furthermore, the number of the adapter pieces is four, the four adapter pieces are uniformly distributed on four corners of the base, the number of the positioning columns is two, and the positioning columns are arranged between every two adjacent adapter pieces.
The beneficial effect of this application lies in:
the PCBA tool-free mounting and fixing structure comprises a base, wherein a positioning column and an adapter are arranged on the base, a clamping part is arranged on the adapter, and the PCBA can be fixed on the base only by rotating the clamping part by a quarter turn relative to the adapter in the mounting process of the PCBA; PCBA's dismantlement in-process only needs the opposite direction rotation screens piece quarter turn, can realize PCBA's dismantlement, and this application utilizes the deformable characteristic of both sides wall of quarter turn lower extreme elastic deformation portion, directly with screens piece card to the adaptor on the base on, can exempt from the fixed PCBA of instrument fast, this application simple structure, convenient operation reduces dismouting PCBA's time, exempts from the maintenance that the instrument can realize PCBA, has improved work efficiency.
In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.
Drawings
In order to more clearly illustrate the embodiments of the present application 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, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic top view of a base according to an embodiment of the present application.
FIG. 2 is a schematic top view of a PCBA in an embodiment of the present application.
Fig. 3 is a schematic axial side structure diagram of a blocking member in one embodiment of the present application.
Fig. 4 is a schematic front view of the locking member in one embodiment of the present application.
Fig. 5 is a front view of an adapter in an embodiment of the present application.
Fig. 6 is a schematic structural view of the assembly of the detent member and the adaptor member in one embodiment of the present application.
Figure 7 is a schematic view of the assembly of the PCBA and the base in one embodiment of the present application.
Figure 8 is a schematic view of the assembled PCBA and base in one embodiment of the present application.
In the figure, 1, a base, 2, a positioning column, 3, a clamping part, 31, an upper end rotating part, 32, a lower end elastic deformation part, 4, PCBA, 5, a positioning hole, 6, a mounting hole, 7, a spacing hole, 8, an inserting hole, 9, an upper end limiting part, 10, a middle clamping part, 11, a lower end mounting part, 12, a first clamping end face, 13, a riveting column, 15, a second clamping end face, 16, a pore, 17 and a riveting head.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following explains key terms appearing in the present application.
The application provides a PCBA exempts from instrument installation fixed knot to construct, including base 1.
Fig. 1 is a schematic top view of a base according to an embodiment of the present application. As shown in fig. 1, a positioning column 2 and an adaptor are arranged on a base 1, and a clamping part 3 is arranged on the adaptor.
A first inserting hole matched with the positioning column is formed in the base 1, and the positioning column 2 is inserted into the first inserting hole; the base 1 is provided with a second plug hole matched with the adapter, and the adapter is inserted into the second plug hole.
In this embodiment, the quantity of adaptor is four, and four adaptor equipartitions are on the four corners of base 1, the quantity of reference column 2 is two, and reference column 2 sets up between two adjacent adaptors. The positioning column plays a guiding role.
In other embodiments, the number of the adapter and the positioning columns can be set according to actual requirements, and the number of the adapter and the number of the positioning columns are preferably respectively arranged in pairs.
FIG. 2 is a schematic top view of a PCBA in an embodiment of the present application. As shown in fig. 2, a positioning hole 5 matched with the positioning column 2 is formed in the PCBA4, a mounting hole 6 matched with the adapter is formed in the PCBA4, the adapter passes through the mounting hole 6, and the clamping piece 3 is inserted into the mounting hole 6.
The clamping piece 3 is provided with a jack, the upper end of the adapter piece is inserted into the jack, the clamping piece 3 can rotate a quarter turn relative to the adapter piece, and the PCBA4 is fixed on the base 1.
Fig. 3 is a schematic axial side structure diagram of a blocking member in one embodiment of the present application. Fig. 4 is a schematic front view of the locking member in one embodiment of the present application. As shown in fig. 3 and 4, the detent member 3 includes an upper end turning portion 31 and a lower end elastic deformation portion 32.
In this embodiment, the upper end rotating portion 31 and the lower end elastic deformation portion 32 are both of a columnar structure with an elliptical cross section, and the cross sectional dimension of the mounting hole 6 is equal to the cross sectional dimension of the upper end rotating portion 31.
The upper end rotating part 31 is arranged on the upper part of the lower end elastic deformation part 32; the upper end rotating portion 31 and the lower end elastically deforming portion 32 are integrally provided, and the height of the lower end elastically deforming portion 32 is equal to the thickness of PCBA 4.
The lower end elastic deformation portion 32 is provided with a plurality of pores 16 distributed at intervals. As shown in fig. 3, in the present embodiment, two oppositely disposed apertures 16 are formed on the lower elastic deformation portion 32, and the lower elastic deformation portion 32 is made of an elastic material, so that the lower elastic deformation portion 32 can deform.
The lower end elastic deformation part 32 passes through the mounting hole 6, and the clamping part 3 is clamped with the adaptor under the elastic action of the lower end elastic deformation part 32.
The jack comprises a position avoiding hole 7 arranged in the upper end rotating part 31 and an inserting hole 8 arranged in the lower end elastic deformation part 32, and the position avoiding hole 7 is communicated with the inserting hole 8.
In this embodiment, the cross sections of the avoiding hole 7 and the inserting hole 8 are both rectangular structures, and the cross section area of the avoiding hole 7 is larger than that of the inserting hole 8.
Fig. 5 is a front view of an adapter in an embodiment of the present application. As shown in fig. 5, the adaptor includes an upper limit portion 9, a middle positioning portion 10 and a lower mounting portion 11, and the upper limit portion 9, the middle positioning portion 10 and the lower mounting portion 11 are all block-shaped structures with rectangular cross sections. Middle screens portion 10 sets up between upper end spacing portion 9 and lower extreme installation department 11, upper end spacing portion 9 and lower extreme installation department 11 integrative the setting.
As shown in fig. 5, the cross-sectional dimension of the upper end stopper 9 is larger than the cross-sectional dimension of the intermediate retainer 10, and the cross-sectional dimension of the intermediate retainer 10 is smaller than the cross-sectional dimension of the lower end mounting portion 11.
The cross-sectional dimension of the upper end limiting part 9 is larger than that of the inserting hole 8, the middle clamping part 10 penetrates through the inserting hole 8, and the upper end limiting part 9 penetrates through the mounting hole 6 and then is inserted into the avoiding hole 7.
The cross section of the middle positioning portion 10 is a rectangular structure, one of two sets of opposite side surfaces on the middle positioning portion 10 is a first clamping surface, the other of two sets of opposite side surfaces on the middle positioning portion 10 is a second clamping surface, the length of the first clamping surface is equal to that of the avoiding hole 7, and the second clamping surface is an arc surface adapted to the upper rotating portion 31.
Fig. 6 is a schematic structural view of the assembly of the detent member and the adaptor member in one embodiment of the present application. As shown in fig. 6, a horizontal first clamping end face 12 is arranged at a joint of the avoiding hole 7 and the inserting hole 8, a cross-sectional dimension of the first clamping end face 12 is larger than a cross-sectional dimension of the upper end limiting portion 9, and a bottom face of the upper end limiting portion 9 is clamped on the first clamping end face 12.
The junction of the upper end rotating part 31 and the lower end elastic deformation part 32 is provided with a second clamping end surface 15, and the second clamping end surface 15 is pressed on the upper surface of the PCBA 4.
The bottom of lower extreme installation department 11 is equipped with rivet joint 17, and rivet joint 17 passes through riveting post 13 and links to each other with lower extreme installation department 11, and the cross-sectional dimension of riveting post 13 is less than the cross-sectional dimension of lower extreme installation department 11. The bottom of the adapter is fixed on the base 1 by riveting.
Figure 7 is a schematic view of the assembly of the PCBA and the base in one embodiment of the present application. Figure 8 is a schematic view of the assembled PCBA and base in one embodiment of the present application. As shown in fig. 7 and 8, the embodiment of the present embodiment is: firstly, aligning a positioning hole 5 on the PCBA with a positioning column 2, inserting the positioning column 2 into the positioning hole 5, and inserting the adapter into the mounting hole 6; then, the blocking piece 3 is inserted into the mounting hole 6, so that the upper end rotating part 31 of the blocking piece 3 is inserted into the clearance hole 7; finally, the rotary catch 3 is rotated a quarter turn relative to the adaptor so that the lengthwise extension of the upper end rotary portion 31 is perpendicular to the lengthwise extension of the mounting hole 6, so that the second catch end face 15 presses against the upper face of PCBA4, securing PCBA4 to the base. When the PCBA4 needs to be removed, the clamping piece 3 only needs to be rotated in the opposite direction for a quarter of a turn, the clamping piece 3 is removed, then the PCBA4 can be removed, the operation is simple, and the PCBA4 is convenient to mount and dismount.
The PCBA tool-free mounting and fixing structure comprises a base 1, wherein a positioning column 2 and an adapter are arranged on the base 1, a clamping part 3 is arranged on the adapter, and the PCBA4 can be fixed on the base 1 only by rotating the clamping part 3 by a quarter turn relative to the adapter in the mounting process of the PCBA; PCBA's dismantlement in-process, only need 3 quartering rotations of reverse direction rotation screens piece, take out 3 screens pieces of screens piece from the mounting hole, then PCBA's dismantlement can be realized, the deformable characteristic of both sides wall of the lower extreme elastic deformation portion of quartering rotation is utilized to this application, directly block screens piece on the adaptor on the base, can exempt from the instrument fast and fix PCBA, this application simple structure, and convenient operation reduces PCBA's time, exempt from the maintenance that the instrument can realize PCBA, and the work efficiency is improved.
Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a PCBA exempts from instrument installation fixed knot and constructs which characterized in that: including base (1), be equipped with reference column (2) and adaptor on base (1), be equipped with screens spare (3) on the adaptor, be equipped with on PCBA (4) with reference column (2) assorted locating hole (5), be equipped with mounting hole (6) that suit with the adaptor on PCBA (4), the adaptor passes mounting hole (6), screens spare (3) are inserted in mounting hole (6), be equipped with the jack on screens spare (3), the upper end of adaptor is inserted in the jack, screens spare (3) can rotate quarter turn relatively the adaptor, fix PCBA (4) on base (1).
2. A PCBA tool-less mounting fixture construction according to claim 1, in which: screens piece (3) include upper end rotation portion (31) and lower extreme elastic deformation portion (32), and the cross section of upper end rotation portion (31) is oval, the cross sectional dimension of mounting hole (6) equals the cross sectional dimension of upper end rotation portion (31), and upper end rotation portion (31) and lower extreme elastic deformation portion (32) an organic whole set up, and the thickness that highly equals PCBA (4) of lower extreme elastic deformation portion (32), and mounting hole (6) are passed in lower extreme elastic deformation portion (32), screens piece (3) under the elastic action of lower extreme elastic deformation portion (32) and adaptor joint.
3. A PCBA tool-less mounting fixture structure according to claim 2, in which: the jack comprises a position avoiding hole (7) arranged in the upper end rotating part (31) and an inserting hole (8) arranged in the lower end elastic deformation part (32), the position avoiding hole (7) is communicated with the inserting hole (8), and the cross section area of the position avoiding hole (7) is larger than that of the inserting hole (8).
4. A PCBA tool-less mounting fixture construction according to claim 3, in which: the adaptor includes spacing portion in upper end (9), middle screens portion (10) and lower extreme installation department (11), middle screens portion (10) set up between spacing portion in upper end (9) and lower extreme installation department (11), spacing portion in upper end (9) and lower extreme installation department (11) an organic whole set up, the cross sectional dimension of spacing portion in upper end (9) is greater than the cross sectional dimension of spliced eye (8), and spliced eye (8) are passed in middle screens portion (10), insert in keeping away a hole (7) after upper end spacing portion (9) pass mounting hole (6).
5. A PCBA tool-less mounting fixture construction according to claim 3, in which: the junction of avoiding a position hole (7) and spliced eye (8) is equipped with first screens terminal surface (12) of horizontally, and the cross sectional dimension of first screens terminal surface (12) is greater than the cross sectional dimension of spacing portion (9) in upper end, and the bottom surface joint of the spacing portion (9) in upper end is on first screens terminal surface (12).
6. A PCBA tool-less mounting fixture structure as claimed in claim 4, in which: the cross section of the middle clamping part (10) is of a rectangular structure, one of two groups of opposite side surfaces on the middle clamping part (10) is a first clamping surface, the other of two groups of opposite side surfaces on the middle clamping part (10) is a second clamping surface, the length of the first clamping surface is equal to that of the avoiding hole (7), and the second clamping surface is an arc-shaped surface matched with the upper end rotating part (31).
7. A PCBA tool-less mounting fixture structure according to claim 2, in which: and a second clamping end face (15) is arranged at the joint of the upper end rotating part (31) and the lower end elastic deformation part (32), and the second clamping end face (15) is pressed on the upper surface of the PCBA (4).
8. A PCBA tool-less mounting fixture structure according to claim 2, in which: the lower end elastic deformation part (32) is provided with a plurality of pores (16) which are distributed at intervals.
9. A PCBA tool-less mounting fixture structure as claimed in claim 4, in which: the bottom of lower extreme installation department (11) is equipped with rivet joint (17), and rivet joint (17) link to each other with lower extreme installation department (11) through riveting post (13), and the cross sectional dimension of riveting post (13) is less than the cross sectional dimension of lower extreme installation department (11).
10. A PCBA tool-less mounting fixture construction according to claim 1, in which: the quantity of adaptor be four, four adaptors equipartitions on the four corners of base (1), the quantity of reference column (2) is two, and reference column (2) set up between two adjacent adaptors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921985722.1U CN211297406U (en) | 2019-11-15 | 2019-11-15 | PCBA exempts from instrument installation fixed knot to construct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921985722.1U CN211297406U (en) | 2019-11-15 | 2019-11-15 | PCBA exempts from instrument installation fixed knot to construct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211297406U true CN211297406U (en) | 2020-08-18 |
Family
ID=72020643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921985722.1U Expired - Fee Related CN211297406U (en) | 2019-11-15 | 2019-11-15 | PCBA exempts from instrument installation fixed knot to construct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211297406U (en) |
-
2019
- 2019-11-15 CN CN201921985722.1U patent/CN211297406U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103365371A (en) | Server | |
| CN211297406U (en) | PCBA exempts from instrument installation fixed knot to construct | |
| CN101858954A (en) | Circuit board testing device | |
| US9420715B2 (en) | Electrononic equipment building blocks for rack mounting | |
| US6746261B2 (en) | Pressure application device for retaining at least two electronic components disposed opposite each other on each side of a connection board | |
| CN102622042A (en) | Expansion card | |
| JP4638811B2 (en) | Gel cutter | |
| CN107505994B (en) | Fixing device and quick-witted case of expansion card | |
| CN112289212A (en) | Three-dimensional LED display screen module | |
| CN110678009B (en) | Connector positioning device | |
| CN104679166A (en) | Server | |
| CN202617563U (en) | Circuit board clamping and positioning device | |
| CN210879384U (en) | Working panel for preparing circuit board | |
| CN212515616U (en) | Mainboard test supports base | |
| CN107592732B (en) | Circuit board assembly and assembling method thereof | |
| CN215642489U (en) | Server | |
| CN217271220U (en) | Chassis base and front panel assembly structure | |
| CN209755006U (en) | Auxiliary assembling jig | |
| US10884025B2 (en) | Testing device having a detachable needle holder | |
| CN214151610U (en) | Memory fixing device | |
| CN221175358U (en) | Computer mainframe convenient to installation mainboard | |
| CN219592856U (en) | Tray structure | |
| CN211180726U (en) | Computer motherboard board is pegged graft and is installed locking device | |
| CN210155617U (en) | Fixing structure of GPU card | |
| CN215658892U (en) | Auxiliary mounting jig for back plate of CPU radiator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |