CN103714735A - Direct connection type combination experimental board - Google Patents
Direct connection type combination experimental board Download PDFInfo
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- CN103714735A CN103714735A CN201410024383.6A CN201410024383A CN103714735A CN 103714735 A CN103714735 A CN 103714735A CN 201410024383 A CN201410024383 A CN 201410024383A CN 103714735 A CN103714735 A CN 103714735A
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- printed circuit
- circuit board
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- pcb
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Abstract
The invention provides a direct connection type combination experimental board, and belongs to the technical field of a combination experimental board. The direct connection type combination experimental board is characterized in that a lead terminal is respectively arranged at the four sides of a printed circuit board, setting terminals and component packages are arranged on the printed circuit board at the inner sides of the four lead terminals, an installation bonding pad is respectively arranged at the four corners of the printed circuit board, metal workpieces are fixed on the installation bonding pads, through holes in a connecting plate correspond to through holes of the metal workpieces, and the connecting plate is connected to the metal workpieces through bolts. The direct connection type combination experimental board has the advantages that a circuit structure can be user-defined according to the requirements of users, only one tool is needed during mechanical splicing, and after splicing, the board is firm and stable and does not shake; when the electric connection is carried out between the printed circuit boards, soldering tin can be directly used for welding two edge bonding pads under the condition that the welding of pin headers is not changed, only necessary electronic components need to be welded on the printed circuit board, and other devices for electric connection do not need to be additionally arranged on the printed circuit board.
Description
Technical field
The present invention relates to a kind of direct-connected combination experiment plate, belong to combination experiment plate technique field.
Background technology
At present, most of brassboards are fixed mode, fixing line construction, fixing experiment content.Be difficult to according to the self-defined line construction of user's needs, user's majority can only be learnt with existing brassboard, and can not research and develop.The patent No. be ZL200720117636.X, Granted publication number for CN201145978Y, Granted publication day be November 5 in 2008 day, be called the patent of invention of " combined experiment board for electronic circuit ", its lead terminal has only adopted row's pin connected mode, connected mode is single, dumb.This patent adopts screw, the upper and lower fixed printed circuit board of nut.While carrying out mechanical connection, need up and down to use instrument inconvenient simultaneously.Due to mounting nuts place limited space, screw is difficult to tighten, and connects effect undesirable.There is the insecure interconnecting devices metallic conductor loose contact causing of physical construction, thereby affect experiment effect.Also have some other knockdown brassboards because physical construction too complexity causes complex manufacturing, production cost is too high and be difficult to be accepted by user, cannot form commodity.
Summary of the invention
The object of the invention is the problem existing in order to solve above-mentioned prior art, existing brassboard adopts screw, the upper and lower fixed printed circuit board of nut.While carrying out mechanical connection, need up and down to use instrument inconvenient simultaneously.Due to mounting nuts place limited space, screw is difficult to tighten, and connects effect undesirable.There is the insecure interconnecting devices metallic conductor loose contact causing of physical construction, thereby affect experiment effect.Also have some other knockdown brassboards because physical construction too complexity causes complex manufacturing, production cost is too high and be difficult to be accepted by user, cannot form commodity.And then provide a kind of direct-connected combination experiment plate.
The object of the invention is to be achieved through the following technical solutions:
A kind of direct-connected combination experiment plate, comprise: brace, screw, some printed circuit board (PCB)s, pad is installed, lead terminal, terminal is set, component encapsulation, metal works, terminal pad and terminal pad is set, on four limits of described printed circuit board (PCB), be respectively equipped with a lead terminal, on the printed circuit board (PCB) of four lead terminal inner sides, be provided with terminal and component encapsulation are set, on four angles of printed circuit board (PCB), be respectively equipped with one pad is installed, install on pad and be fixed with metal works, through hole on brace is corresponding with the through hole of metal works, brace is connected with metal works by screw, four limits of printed circuit board (PCB) are provided with electrical isolation groove, on described lead terminal, be fixed with terminal pad, arrange on terminal and be fixed with terminal pad is set.
The present invention can only need a kind of instrument according to the self-defined line construction of user's needs while carrying out mechanical splice, and splicing after plate face solid, stable, can not produce and rock.Do not change original can the row of welding pin in the situation that, during electrical connection between printed circuit board (PCB) and printed circuit board (PCB), can directly with scolding tin, be connected two edges pad, except the necessary electronic component of welding, not be used in and on printed circuit board (PCB), add other devices for being electrically connected, P.e.c. board production technology based on ready-made, technique is simple, low production cost, electric connecting mode is various, reliability is high.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of the direct-connected combination experiment plate of the present invention;
Fig. 2 is the mechanical connection schematic diagram of the direct-connected combination experiment plate of the present invention;
Fig. 3 is the upward view of Fig. 2;
Fig. 4 is the parts decomposing schematic representation of Fig. 3;
Fig. 5 is the electrical connection schematic diagram of the direct-connected combination experiment plate of the present invention;
Fig. 6 is the upward view of Fig. 5;
Fig. 7 is the structural representation of diplopore brace 1;
Fig. 8 is the structural representation of four hole braces 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail: the present embodiment is implemented take technical solution of the present invention under prerequisite, provided detailed embodiment, but protection scope of the present invention is not limited to following embodiment.
As shown in Fig. 1 ~ Fig. 8, a kind of direct-connected combination experiment plate that the present embodiment is related, comprise: brace 1, screw 2, some printed circuit board (PCB)s 3, pad 4 is installed, lead terminal 6, terminal 7 is set, component encapsulation 8, metal works 9, terminal pad 12 and terminal pad 13 is set, on four limits of described printed circuit board (PCB) 3, be respectively equipped with a lead terminal 6, on the printed circuit board (PCB) 3 of four lead terminal 6 inner sides, be provided with terminal 7 and component encapsulation 8 are set, on four angles of printed circuit board (PCB) 3, be respectively equipped with one pad 4 is installed, install on pad 4 and be fixed with metal works 9, through hole 1-1 on brace 1 is corresponding with the through hole of metal works 9, brace 1 is connected with metal works 9 by screw 2, four limits of printed circuit board (PCB) 3 are provided with electrical isolation groove 5, on described lead terminal 6, be fixed with terminal pad 12, arrange on terminal 7 and be fixed with terminal pad 13 is set.
As shown in Figure 7 and Figure 8, described brace 1 is divided into two hole braces and four hole braces.Two hole braces are for the connection of two adjacent printed circuit board (PCB)s 3, and four hole braces are for the connection of two, three or four adjacent printed circuit board (PCB)s 3.
The mounting portion exterior contour of described metal works 9 is slightly less than the pad hole profile that pad 4 is installed, and metal works 9 is fixed in the pad hole that pad 4 is installed, and there is screw thread metal works 9 inside.
Described electrical isolation groove 5 is and the rectangular breach of the corresponding and recessed printed circuit board (PCB) outer ledge of lead terminal 6 certain size that the width of described rectangular breach is between 0.05mm ~ 0.5mm.
The bare metal layer of described outer terminal pad 12 extends to the edge of electrical isolation groove 5 always.
Described lead terminal 6 is provided with single terminal pad 12 or double-row terminal pad 12.
During use, on the printed circuit board (PCB) 3 of difference in functionality, weld different electronic components, modules is carried out to mechanical connection and electrical connection with regard to the circuit that goes out various lines structure capable of being combined.
Printed circuit board (PCB) 3 is installed pad 4, brace 1, metal works 9, screw 2 during with printed circuit board (PCB) 3 mechanical connection and is jointly used in conjunction with.The exterior contour of the mounting portion of described metal works 9 is slightly less than the pad hole profile that pad 4 is installed, and size can just be put in the pad hole that pad 4 is installed a part for metal works 9, and metal works 9 is fixed on printed circuit board (PCB) 3.There is directly mounting screw 2 of screw thread metal works 9 inside.Brace 1 is the schistose texture with some holes above, for coordinating, pad 4 and metal works 9 uses is installed.During use, different printed circuit board (PCB)s 3 pendulum are put together, brace 1 is placed by printed circuit board (PCB) 3 edges, the hole of brace 1 overlaps with the threaded hole of metal works 9 of printed circuit board (PCB) 3, install screw 2 and tighten, so just having completed the mechanical connection between printed circuit board (PCB) 3 and printed circuit board (PCB) 3.Because screwed metal works 9 is fixed on printed circuit board (PCB) 3, only need spanner 10 a kind of and that gib screw is supporting just can tighten screw 2.
During 3 electrical connections of printed circuit board (PCB), lead terminal 6, electrical isolation groove 5, scolding tin 11 and other connector are used in conjunction with jointly.
Arranging in terminal 7 has several that terminal pad 13 is set, terminal pad 13 bare metal layers are set and to vicinity, terminal pad 13 extensions are set, the contiguous terminal pad 13 that arranges also has same structure, to this, terminal pad 13 extensions are set simultaneously, its objective is for the direct convenient welding of scolding tin.Terminal pad 13 is set can directly be connected with scolding tin 11.Level setting and interconnector setting that terminal 7 can carry out Enable Pin are set.
Pad hole on lead terminal pad 12 is made into hole in different size, can weld single pin and all kinds of wire.Lead terminal 6 has direct welding function, welding pin function and welding lead function, and the electrical connection brassboard completing than simple function row pin has more function.
The above; it is only preferably embodiment of the present invention; these embodiments are all the different implementations based under general idea of the present invention; and protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (6)
1. a direct-connected combination experiment plate, comprise: brace (1), screw (2), some printed circuit board (PCB)s (3), pad (4) is installed, lead terminal (6), terminal (7) is set, component encapsulation (8), metal works (9), terminal pad (12) and terminal pad (13) is set, it is characterized in that, on four limits of described printed circuit board (PCB) (3), be respectively equipped with a lead terminal (6), the printed circuit board (PCB) (3) of four lead terminals (6) inner side is provided with terminal (7) and component encapsulation (8) is set, on four angles of printed circuit board (PCB) (3), be respectively equipped with one pad (4) is installed, install on pad (4) and be fixed with metal works (9), through hole (1-1) on brace (1) is corresponding with the through hole of metal works (9), brace (1) is connected with metal works (9) by screw (2), four limits of printed circuit board (PCB) (3) are provided with electrical isolation groove (5), on described lead terminal (6), be fixed with terminal pad (12), arrange on terminal (7) and be fixed with terminal pad (13) is set.
2. direct-connected combination experiment plate according to claim 1, is characterized in that, described brace (1) is divided into two hole braces and four hole braces.
3. direct-connected combination experiment plate according to claim 2, it is characterized in that, the mounting portion exterior contour of described metal works (9) is slightly less than the pad hole profile that pad (4) is installed, metal works (9) is fixed in the pad hole that pad (4) is installed, and there is screw thread metal works (9) inside.
4. direct-connected combination experiment plate according to claim 3, it is characterized in that, described electrical isolation groove (5) is and the rectangular breach of the corresponding and recessed printed circuit board (PCB) outer ledge of lead terminal (6) certain size that the width of described rectangular breach is between 0.05mm ~ 0.5mm.
5. direct-connected combination experiment plate according to claim 4, is characterized in that, the bare metal layer of outer terminal pad (12) extends to the edge of electrical isolation groove (5) always.
6. direct-connected combination experiment plate according to claim 5, is characterized in that, described lead terminal (6) is provided with single terminal pad (12) or double-row terminal pad (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024383.6A CN103714735B (en) | 2014-01-20 | 2014-01-20 | Direct connection type combination experimental board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024383.6A CN103714735B (en) | 2014-01-20 | 2014-01-20 | Direct connection type combination experimental board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103714735A true CN103714735A (en) | 2014-04-09 |
| CN103714735B CN103714735B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410024383.6A Active CN103714735B (en) | 2014-01-20 | 2014-01-20 | Direct connection type combination experimental board |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096711A (en) * | 2015-09-07 | 2015-11-25 | 西安工程大学 | Lead-free multifunctional PCB experiment board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0051304A2 (en) * | 1980-10-31 | 1982-05-12 | Ernst-Otto Hibbe | Method and apparatus to facilitate electronic circuit design, testing and manufacturing |
| CN2699401Y (en) * | 2004-01-13 | 2005-05-11 | 西北大学 | Simulated circuit experiment board |
| CN2710080Y (en) * | 2004-06-24 | 2005-07-13 | 周剑鹏 | Portable integral electronic experimental device |
| CN101460005A (en) * | 2007-12-10 | 2009-06-17 | 李彦 | Combined experiment board for electronic circuit |
| CN203659302U (en) * | 2014-01-20 | 2014-06-18 | 李彦 | Direct-connection combination experimental board |
-
2014
- 2014-01-20 CN CN201410024383.6A patent/CN103714735B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0051304A2 (en) * | 1980-10-31 | 1982-05-12 | Ernst-Otto Hibbe | Method and apparatus to facilitate electronic circuit design, testing and manufacturing |
| CN2699401Y (en) * | 2004-01-13 | 2005-05-11 | 西北大学 | Simulated circuit experiment board |
| CN2710080Y (en) * | 2004-06-24 | 2005-07-13 | 周剑鹏 | Portable integral electronic experimental device |
| CN101460005A (en) * | 2007-12-10 | 2009-06-17 | 李彦 | Combined experiment board for electronic circuit |
| CN203659302U (en) * | 2014-01-20 | 2014-06-18 | 李彦 | Direct-connection combination experimental board |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096711A (en) * | 2015-09-07 | 2015-11-25 | 西安工程大学 | Lead-free multifunctional PCB experiment board |
| CN105096711B (en) * | 2015-09-07 | 2017-07-14 | 西安工程大学 | One kind exempts from Multifunctional lead PCB experiment plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103714735B (en) | 2016-01-20 |
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Effective date of registration: 20190905 Address after: Ganquan road Shushan District of Hefei City, Anhui Province, 230000 West hillock road to the South Wild Garden commercial office building room B-2705 Patentee after: Hefei wisdom Dragon Machinery Design Co., Ltd. Address before: 150000 Yumin Village, Yuanbao Town, Shangzhi City, Harbin City, Heilongjiang Province Patentee before: Li Yan |
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Effective date of registration: 20191212 Address after: Fengxian County 221700 Jiangsu province Xuzhou city Huashan town seven Gangcheng District No. 17-18 Patentee after: Xuzhou Rongli Electronic Technology Co. Ltd. Address before: Ganquan road Shushan District of Hefei City, Anhui Province, 230000 West hillock road to the South Wild Garden commercial office building room B-2705 Patentee before: Hefei wisdom Dragon Machinery Design Co., Ltd. |