CN1306361C - Circuit board fastening unit - Google Patents
Circuit board fastening unit Download PDFInfo
- Publication number
- CN1306361C CN1306361C CNB2004100150522A CN200410015052A CN1306361C CN 1306361 C CN1306361 C CN 1306361C CN B2004100150522 A CNB2004100150522 A CN B2004100150522A CN 200410015052 A CN200410015052 A CN 200410015052A CN 1306361 C CN1306361 C CN 1306361C
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- China
- Prior art keywords
- circuit board
- flange
- pillar
- width
- peristome
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Abstract
The present invention relates to a circuit board fastening mechanism which is suitable for assembling a circuit board in a host machine. The circuit board is provided with a plurality of locksets, and each lockset is composed of a screw and a supporting column, wherein the supporting column is positioned at the bottom of the circuit board, and the screw penetrates through the circuit board and is fastened on the supporting column. In addition, one end of the supporting column, which is far from the circuit board, is provided with a flange, one panel of the host machine is provided with a corresponding positioning slotted hole, and the positioning slotted hole is provided with an opening part and a support sheet. When the flange is inserted in the opening part and moves between the opening part and the support sheet, the flange is clamped at one end of the opening part with small width, so the circuit board can be easily assembled on the host machine through the fastening mechanism, or the circuit board can be quickly disassembled from the host machine for saving work hour.
Description
Technical field
The invention relates to a kind of snap fastener, and particularly relevant for a kind of quick assembling and the dismounting circuit board snap fastener.
Background technology
Be the multimedia epoch of information now, more and more computer products and computer peripheral equipment thereof are also grown up thereupon, for example printer (printer), digital camera (digital camera) and optical scanner equipment such as (photoscanner), undoubtedly, they have become one of necessity of human lives.No matter be server (server), workstation (workstation), desktop computer (desktopcomputer), notebook computer (notebook computer) or portable computer (portablecomputer), even industrial computer (industrial computer), status in common people's life becomes indispensable important tool gradually.
From the above, desktop computer can be divided into main frame, display panel and input haply and control the unit, wherein main frame comprises motherboard, CPU (central processing unit), internal memory or the like the computer hardware of a casing and casing inside at least, and main frame has also comprised data storing or playing devices such as hard disk, floppy drive, sound card and CD-ROM drive.In addition, display panel for example is a LCD screen (LCD), and input is controlled the unit and for example is equipped with for keyboard, mouse etc. are basic.After host-initiated, the manipulator can control the unit by display panel and input, with functions such as the data in the read-write main frame, online transmitting-receiving mail or broadcast films.
In addition, the assembling mode of known motherboard is with a plurality of screws motherboard to be locked on the casing of main frame haply.Please refer to Fig. 1, Figure 1A, be the synoptic diagram and the enlarged diagram of the locked mechanism of known a kind of motherboard, locked mechanism 100 is made of a plurality of screws 110 and corresponding a plurality of pillars 120.Wherein, pillar 120 is between a panel 22 of motherboard 10 and casing 20, to keep the height between motherboard 10 and the panel 22.In addition, general employed pillar 120 is a bronze medal post, and pillar 120 is the hollow form structure, and its inwall has an internal screw thread structure 122.When assembling motherboard 10 on casing 20 time, the hole 12b that must be earlier the corresponding respectively riveted joint of each pillar 120 or locking be reserved on panel 22 then runs through the hole 12a of motherboard 10 with an end of screw 110 again and locks in pillar 120.
It should be noted that known most motherboard, the mode that it is installed in the casing of computer is by screw motherboard to be locked in computer chassis, and therefore above-mentioned mode with the screw locking can cause following shortcoming:
(1) known motherboard must be fixed in the computer chassis by many screws, except assemble and operation on very the inconvenience, and cause temporal waste.
(2) because known CD-ROM drive is to lock by many screws, therefore when the motherboard that more renews, must unload all screws earlier, could be with original motherboard taking-up, again new motherboard is re-assemblied in computer chassis afterwards, so remove and install extremely inconvenient.
Summary of the invention
Purpose of the present invention is exactly that a kind of snap fastener of circuit board is being provided, to reach the purpose of quick assembling and dismounting circuit board.
Be the existing above-mentioned purpose of the present invention of Real, the present invention proposes a kind of snap fastener of circuit board, is suitable for assembling a circuit board on a main frame, and the snap fastener of this circuit board is made of a plurality of locksets and a panel.Wherein, lockset is to be configured on the circuit board, and each lockset has a screw and a pillar, its B-C post is positioned at the bottom of circuit board, and screw is suitable for running through circuit board and locks in pillar, and an end of the contact circuit plate of pillar has an internal screw thread structure, and the end away from circuit board of pillar has a flange.In addition, panel configuration is on this main frame, and panel has a plurality of location notch holes, correspond respectively to one of these locksets, and each location notch hole has a peristome and a support chip, and support chip is positioned under the peristome, and peristome has one first end and one second end, the width of first end is greater than the width of flange, and the width of second end is less than the width of flange.
Described according to first embodiment of the invention, above-mentioned flange is riveted on the pillar, and the width of flange is greater than the width of pillar.In addition, have a spacing between peristome and the support chip, and spacing is the thickness of flange haply.In addition, the width of first end of peristome is the width of flange haply, and the width of second end of peristome is the width of pillar haply.
The present invention proposes the snap fastener of another kind of circuit board, is suitable for assembling a circuit board on a main frame, and the snap fastener of this circuit board mainly is made of a plurality of locksets and a panel.Lockset is configured on the circuit board, and each lockset has a screw and a pillar, its B-C post is positioned at the bottom of circuit board, and screw is suitable for running through circuit board and locks in pillar, and an end of the contact circuit plate of pillar has an internal screw thread structure, and pillar has one second flange of one first flange and correspondence away from an end of circuit board.In addition, panel configuration is on main frame, panel has a plurality of location notch holes, correspond respectively to one of these locksets, and these location notch holes have a peristome, peristome has one first end and one second end, and the width of first end is greater than the width of first flange, and the width of second end is less than the width of first flange.
Described according to second embodiment of the invention, above-mentioned first flange, second flange are riveted on the pillar, and the width of first flange, second flange is greater than the width of pillar.In addition, have a spacing between first flange and second flange, and spacing is the thickness of peristome haply.
The present invention is locked in a plurality of locksets earlier on one circuit board, an and panel of cooperation casing, so that the flange of lockset can corresponding be fastened in the location notch hole of panel, therefore, when circuit board group is contained on the casing, circuit board is fastened on the casing easily, had both saved time and operate very simple and convenient.In addition, utilize snap fastener of the present invention in dismounting during circuit board, fast and also efficient high, saved man-hour.
Description of drawings
Fig. 1 is the synoptic diagram of the locked mechanism of known a kind of motherboard;
Figure 1A is an a place section enlarged diagram among Fig. 1;
Fig. 2 is the synoptic diagram of snap fastener of a kind of circuit board of first embodiment of the invention;
Fig. 2 A is an a place section enlarged diagram among Fig. 2;
Fig. 3 is the vertical view of panel among Fig. 2;
Fig. 3 A is an a place section enlarged diagram among Fig. 3;
Fig. 4 is the assembling synoptic diagram of a kind of vertical type host machine casing and circuit board;
Fig. 5 A ~ 5B is the diagrammatic cross-section that circuit board group is loaded on a panel;
Fig. 6 A ~ 6B is the snap fastener of a kind of circuit board of second embodiment of the invention, and it assembles the diagrammatic cross-section of a circuit board in a panel.
Embodiment
Fig. 2 is the synoptic diagram of snap fastener of a kind of circuit board of first embodiment of the invention, and circuit board 30 is a motherboard for example, have the hole 32 of a plurality of reservations on the motherboard, and a plurality of lockset 210 is configured in respectively on the motherboard, and is positioned on each hole 32.Shown in Fig. 2 A, lockset 210 is made of a screw 212 and a pillar 214, and pillar 214 is positioned at the bottom of circuit board 30, and corresponding to the position at hole 32 places of circuit board 30.In addition, an end of screw 212 is by the top perforated holes 32 of circuit board 30, and locking is in pillar 214.Wherein, pillar 214 for example is the copper post or the stainless steel column of a hollow form, and an end of pillar 214 its contact circuit plates 30 has internal screw thread structure 216, an end of screw 212 can closely be fixed in the pillar 214, and circuit board 30 can be fixed between screw 212 and the pillar 214.In addition, pillar 214 has a flange 218 away from an end of circuit board 30, and this flange 218 for example is fixed on the pillar 214 with riveted joint, welding or integrally formed mode, and the outward appearance of flange 218 can be circle, square or other shape.The thickness of flange 218 is less than the thickness of pillar 214, yet the width of flange 218 is greater than the width of pillar 214.Under preferable situation, flange 218 is that half is discoid, and a side of its disk forms a square section 219 (as shown in Figure 2).When screw 212 was assembled on the pillar 214, assembler can be held earlier to the square section 219 of flange 218 sides, and with the direction rotation of screw 212 against the assembler application of force, screw 212 closely can be locked on pillar 214 to assist assembler.
Please refer to Fig. 3, Fig. 3 A, it is the vertical view and the amplification profile of panel 220 among Fig. 2, be fixed on the panel 220 in order to lockset 210 circuit board 30, wherein host machine casing 40 (as Fig. 4) has at least one panel 220, and panel 220 is for example one-body molded with casing 40, or is locked in the side or the base of casing 40 with a plurality of screws (not shown).Please refer to Fig. 4, it is the assembling synoptic diagram of a kind of vertical type host machine casing 40 and circuit board 30, and under the best circumstances, circuit board 30 is assembled in a side of casing 40, and panel 220 is positioned at the bottom of circuit board 30.In addition, have a spacing between panel 220 and the circuit board 30, and known technology is to utilize the pillar 120 of a calibrated altitude (standoff) to be fixed between panel 22 and the circuit board 10, to keep the height (as shown in Figure 1) between panel 22 and the circuit board 10.It should be noted that the present invention is the purpose that reaches quick assembling and dismounting circuit board 30, especially with the end riveted joint of the pillar 214 of this calibrated altitude or weld a flange 218, and especially with panel 220 in the mode of punch process to form a plurality of location notch holes 222.As shown in Figure 3A, panel 220 has a plurality of location notch holes that process 222, each location notch hole 222 is made of a peristome 224 and a support chip 226, wherein peristome 224 for example is a Pear-Shaped, it has one first end 224a and one second end 224b, the width of the first end 224a is greater than the width of flange 218, and the width of the second end 224b is less than the width of flange 218.In addition, support chip 226 does not thrust fully and interconnects with an end (i.e. the second end 224b) of the less width of peristome 224, and is fixed on the bottom of peristome 224 after support chip 226 bending downwards.Under preferable situation, support chip 226 also has a depressed part 228 and at least one support bar 230.Wherein depressed part 228 correspondences are positioned at an end (i.e. the first end 224a) of the big width of peristome 224, so that the depressed part 228 of support chip 226 and the distance D 1 between the peristome 224 are greater than the distance D 2 of support chip 226 with the link of peristome 224.In addition, support bar 230 connects the periphery of this depressed part 228 and peristome 224, to increase the intensity of support chip 226.
Certainly, above-mentioned location notch hole 222 is the flanges 218 in order to engaging pillar 214.Please also refer to Fig. 4 and Fig. 5 A ~ 5B, when populated circuit board 30 was fixed on a panel 220, the flange 218 of pillar 214 can insert the first end 224a of the big width of peristome 224, and touching is positioned at the support chip 226 of peristome 224 bottoms.Then shown in direction of arrow F among the 5A, flange 218 is toward the direction of the second end 224b of the less width of peristome 224, and move in the gap between peristome 224 and support chip 226, shown in last Fig. 5 B, pillar 214 and flange 218 can be fastened on the second end 224b of peristome 224 less width.Under preferable situation, can closely engage for making between pillar 214, flange 218 and the peristome 224, on tolerance fit, adopt friction tight kenel.Wherein, space D 2 between peristome 224 and the support chip 226 is the thickness of flange 218 haply, and the second end 224b of the less width of peristome 224 is the width of pillar 214 haply, and the first end 224a of the big width of peristome 224 is the width of flange 218 haply.
As from the foregoing, circuit board is closely to be fastened on the panel with the flange of pillar, but not known technology is fixed on circuit board on the panel in the mode that screw locks.So circuit board is in assembling, only need locking in each location notch hole of the corresponding insertion of the pillar panel of circuit board, the direction that then promotes the past arrow of circuit board moves, so that the flange of pillar moves along a gap between peristome and the support chip, make pillar can be fastened on an end of the less width of peristome at last.Therefore, utilize the snap fastener of the disclosed circuit board of the present invention, can make circuit board for example a motherboard be fastened on easily on the host machine casing, both saved time and operated very simple and convenient.In addition, utilize snap fastener of the present invention when the dismounting circuit board, only need be reversed above-mentioned step, promote circuit board and move toward other direction (reverse) with arrow, can be with circuit board by pulling down on the host machine casing, so very quick and efficient in dismounting.
Fig. 6 A ~ 6B is the snap fastener of a kind of circuit board of second embodiment of the invention, and it assembles the synoptic diagram of a circuit board in a panel.As shown in Figure 6A, different with above-mentioned first embodiment is, end away from circuit board 30 of pillar 314 has one first flange 316 and one second corresponding flange 318, and have a space D 3 between first flange 316 and second flange 318, and space D 3 is the thickness of the peristome 324 of panel 320 haply.Wherein, second flange 318 is fixed in an end of the pillar 314 of a calibrated altitude with riveted joint, welding or integrated mode, and first flange 316 is fixed on the pillar 314 with riveted joint, welding or integrated mode equally, and for example be separated by with a bronze medal post or stainless steel column 317 between second flange 318 and first flange 316, its distance is about the thickness of the peristome 324 of panel 320.In addition, each pillar 314 corresponding to circuit board 30, the mode of cutting off with punching press respectively on panel 320 forms a plurality of location notch holes 322, and each location notch hole 322 has a peristome 324, and peristome 324 for example is a Pear-Shaped, it has one first end 324a and one second end 324b, and the width of the first end 324a is greater than the width of first flange 316, and the width of this second end 324b is less than the width of this first flange 316.
Please also refer to Fig. 4 and Fig. 6 A ~ 6B, when circuit board 30 is assembled on the panel 320, only need locking in each location notch hole 322 of first flange, the 316 corresponding insertion panels 320 of the pillar 314 of circuit board 30, and second flange, 318 correspondences are positioned at the top of peristome 322, the direction F that then promotes circuit board 30 past arrows moves, so that first flange 316, second flange 318 move along peristome 324, make pillar 314 can be fastened on the second end 326b of the less width of peristome 324 equally at last.Therefore, utilize the snap fastener of the disclosed circuit board of the present invention, can make circuit board for example a motherboard be fastened on easily on the host machine casing, both saved time and operated very simple and convenient.In addition, utilize snap fastener of the present invention when the dismounting circuit board, only need be reversed above-mentioned step, promoting circuit board moves toward other direction (reverse with arrow), can be with circuit board by pulling down on the host machine casing, thus very quick and efficient in dismounting, and save man-hour.
Claims (8)
1. the snap fastener of a circuit board is suitable for assembling a circuit board on a main frame, and it is characterized in that: the snap fastener of this circuit board comprises at least:
Some locksets, be configured on this circuit board, this lockset has a screw and a pillar, wherein this pillar is positioned at the bottom of this circuit board, and this screw is suitable for running through this circuit board and locks on this pillar, one end of this circuit board of contact of this pillar has an internal screw thread structure, and the end away from this circuit board of this pillar has a flange; And
One panel, be configured on this main frame, this panel has some location notch holes, correspond respectively to above-mentioned lockset, each location notch hole has a peristome and a support chip, and this support chip is positioned under this peristome, and this peristome has one first end and one second end, the width of this first end is greater than the width of this flange, and the width of this second end is less than the width of this flange.
2. the snap fastener of circuit board as claimed in claim 1, it is characterized in that: this flange is to be fixed on this pillar with riveted joint, welding and one-body molded one of them mode, and the width of this flange is greater than the width of this pillar.
3. the snap fastener of circuit board as claimed in claim 1, it is characterized in that: have a spacing between this peristome and this support chip, this this thickness of flange of Jian Ju With is suitable.
4. the snap fastener of circuit board as claimed in claim 1 is characterized in that: the width of this first end is the width of this flange, and this strut width of Kuan Du With of this second end is suitable.
5. the snap fastener of circuit board as claimed in claim 1, it is characterized in that: this support chip has a depressed part and at least one support bar, this depressed part correspondence is positioned under first end of this peristome, and this support bar connects the periphery of this depressed part and this peristome.
6. the snap fastener of a circuit board is suitable for assembling a circuit board on a main frame, and it is characterized in that: the snap fastener of this circuit board comprises at least:
Some locksets, be disposed on this circuit board, this lockset has a screw and a pillar, wherein this pillar is positioned at the bottom of this circuit board, and this screw is suitable for running through this circuit board and locks in this pillar, one end of this circuit board of contact of this pillar has an internal screw thread structure, and the end away from this circuit board of this pillar has one first flange and one second corresponding flange, and has a spacing between this first flange and this second flange; And
One panel, be configured on this main frame, this panel has a plurality of location notch holes, correspond respectively to one of those locksets, each location notch hole has a peristome, this peristome has one first end and one second end, and the width of this first end is greater than the width of this first flange, and the width of this second end is less than the width of this first flange.
7. the snap fastener of circuit board as claimed in claim 6, it is characterized in that: this flange is to be fixed on this pillar with riveted joint, welding and one-body molded one of them mode, and the width of this first, second flange is greater than the width of this pillar.
8. the snap fastener of circuit board as claimed in claim 7, it is characterized in that: this this peristome thickness of Jian Ju With is suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100150522A CN1306361C (en) | 2004-01-09 | 2004-01-09 | Circuit board fastening unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100150522A CN1306361C (en) | 2004-01-09 | 2004-01-09 | Circuit board fastening unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1641527A CN1641527A (en) | 2005-07-20 |
| CN1306361C true CN1306361C (en) | 2007-03-21 |
Family
ID=34867890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100150522A Expired - Fee Related CN1306361C (en) | 2004-01-09 | 2004-01-09 | Circuit board fastening unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1306361C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714013B (en) * | 2008-10-07 | 2011-10-12 | 英业达股份有限公司 | Electronic device structure |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201127094Y (en) * | 2007-12-12 | 2008-10-01 | 华为技术有限公司 | Clock PCB plate |
| CN103411113A (en) * | 2013-07-30 | 2013-11-27 | 昆山维金五金制品有限公司 | Machine core support |
| CN106291018A (en) * | 2016-08-16 | 2017-01-04 | 宁波三星医疗电气股份有限公司 | A kind of ANSI compatible single-phase three-phase electrical relay scheme electric energy meter structure of circle table |
| CN110687324B (en) * | 2018-07-05 | 2023-01-31 | 台湾中国探针股份有限公司 | Dual-purpose detachable test needle structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1085398A2 (en) * | 1999-09-17 | 2001-03-21 | IN Blechverarbeitungszentrum Sömmerda GmbH | Fastening device for computer mother board and/or drive |
| CN2491873Y (en) * | 2001-06-29 | 2002-05-15 | 神达电脑股份有限公司 | Master board fixer |
| EP1231826A2 (en) * | 2001-02-13 | 2002-08-14 | Fujitsu Siemens Computers GmbH | Fastening device for a motherboard |
-
2004
- 2004-01-09 CN CNB2004100150522A patent/CN1306361C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1085398A2 (en) * | 1999-09-17 | 2001-03-21 | IN Blechverarbeitungszentrum Sömmerda GmbH | Fastening device for computer mother board and/or drive |
| EP1231826A2 (en) * | 2001-02-13 | 2002-08-14 | Fujitsu Siemens Computers GmbH | Fastening device for a motherboard |
| CN2491873Y (en) * | 2001-06-29 | 2002-05-15 | 神达电脑股份有限公司 | Master board fixer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714013B (en) * | 2008-10-07 | 2011-10-12 | 英业达股份有限公司 | Electronic device structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1641527A (en) | 2005-07-20 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070321 Termination date: 20120109 |