CN101388266A - Zero-ohm resistor device capable of fast conducting and breaking - Google Patents
Zero-ohm resistor device capable of fast conducting and breaking Download PDFInfo
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- CN101388266A CN101388266A CNA2007101217326A CN200710121732A CN101388266A CN 101388266 A CN101388266 A CN 101388266A CN A2007101217326 A CNA2007101217326 A CN A2007101217326A CN 200710121732 A CN200710121732 A CN 200710121732A CN 101388266 A CN101388266 A CN 101388266A
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- conducting
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- ohm resistor
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Abstract
The invention relates to a zero ohm resistance device which can be rapidly conducted and cut off, and comprises two insulating layers, wherein two conductive blocks which are separately arranged are arranged between the two insulating layers, and a control block which conducts or cuts off the two conductive blocks is arranged between the two conductive blocks. Through selecting the types that the control block slides between the two conductive blocks or the control block is automatically burnt out when heavy current passes through and the like, the two conductive blocks which are separately arranged are rapidly conducted or cut off is achieved, thereby achieving that external circuits which are connected with the zero ohm resistance device are rapidly conducted and cut off.
Description
Technical field
The present invention relates to a kind of Zero-ohm resistor device, particularly relate to the Zero-ohm resistor device of a kind of conducting fast and disconnection.
Background technology
The resistance of the self-resistance of Zero-ohm resistor is zero, this characteristic is used in plated circuit widely, and for example: in circuit, Zero-ohm resistor can be brought into play the effect of wire jumper, when not needing to use certain section circuit, can disconnect Zero-ohm resistor and do not influence the overall appearance of circuit; When the required components and parts match parameter of circuit is uncertain, can replace other components and parts in the circuit with Zero-ohm resistor, determined relevant parameter when treating the technical staff to the actual debugging of circuit after, again with the Zero-ohm resistor in the components and parts replacement circuit that is fit to; When carrying out the power consumption flow measurement of certain partial circuit, Zero-ohm resistor and the serial connection that can extract in the circuit go up ammeter, make things convenient for the size of power consumption stream in the test circuit like this; During wiring, Zero-ohm resistor can be used as the interface unit of circuit; Under the high-frequency signal, Zero-ohm resistor also can serve as inductance or electric capacity or the like.Therefore, the reason of aspect such as circuit adjustment or compatible design all is provided with Zero-ohm resistor usually in the plated circuit for convenience.
But, existing Zero-ohm resistor can not connect or disconnect the adjusting of external circuits according to circuit debugging needs or actual current size, for example: in the electrology characteristic test before the drive circuit to TFT-LCD carries out volume production, need test the each several part power consumption of TFT-LCD drive circuit, so just need measure the total current of the each several part circuit of flowing through, concrete method of measurement is that the zero Europe resistance of each several part circuit correspondence is extractd with flatiron, on the two end electrodes of ammeter test pencil after the sense of current is connected to the excision Zero-ohm resistor, ammeter is connected in series in the circuit, former zero Europe resistance to be welded back with flatiron after testing current finishes herein, so continue the measurement of other branch roads repeatedly, usually, a module is carried out this type of electrology characteristic test needs one day time at least, and secondary is extractd and the installation Zero-ohm resistor causes certain infringement to drive circuit substrate and Zero-ohm resistor itself easily; In addition, in the prior art, when circuital current transships suddenly, Zero-ohm resistor can not disconnect the external circuit of its connection fast, this moment, overload current caused easily that other chips burn because of load current is excessive in the circuit, in this case, the technical staff need investigate fault and change chip, and this all will improve manpower and fund cost that printed circuit board (PCB) is made.
Summary of the invention
The invention provides the Zero-ohm resistor device of a kind of conducting fast and disconnection, Zero-ohm resistor can not be by self regulating the technological deficiency of selecting to connect or disconnect external circuits in the prior art to overcome.
To achieve these goals, the invention provides the Zero-ohm resistor device of a kind of conducting fast and disconnection, comprise two insulating barriers, be folded with two between described two insulating barriers and isolate the conducting block that is provided with, be provided with the controll block that makes two conducting block conductings or disconnection between described two conducting blocks.
In technique scheme, described controll block can be the sliding shoe that slides between two conducting blocks.Described sliding shoe can be by leading electron block and the insulator piece is formed, and the described electron block of leading is connected along glide direction with the insulator piece, wherein, describedly leads the frit that electron block also can be quick fuse when big electric current input; Described sliding shoe top also can be provided with and make the described brake pad that electron block is convenient to slide of leading, and described insulating barrier is provided with the perforate that is used to expose described brake pad; Further, the contact-making surface of described sliding shoe and described conducting block can be rectangle contact-making surface, trapezoidal contact-making surface, wedge contact-making surface, rhombus contact-making surface, polygon contact-making surface or concavo-convex flute profile contact-making surface.
In technique scheme, described controll block also can be the frit of quick fuse when big electric current is imported.
In technique scheme; by select controll block slide between two conducting blocks or controll block big electric current by the time mode such as fusing automatically; realize quick conducting or disconnect two isolating the conducting block that is provided with; thereby reach the purpose of quick conducting and disconnection external circuits; therefore also avoided in debug circuit owing to dismantle the damage that Zero-ohm resistor causes circuit substrate and Zero-ohm resistor itself repeatedly; greatly convenient circuit debugging; in addition; when current overload, also help the safety of other electronic components in the protective circuit.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is a kind of sliding shoe structural representation of the present invention;
Fig. 3 is the schematic diagram of sliding shoe of the present invention and conducting block wedge contact-making surface;
Fig. 4 is the schematic diagram of sliding shoe of the present invention and conducting block rhombus contact-making surface;
Fig. 5 is the schematic diagram of sliding shoe of the present invention and conducting block polygon contact-making surface;
Fig. 6 is the schematic diagram of sliding shoe of the present invention and the concavo-convex flute profile contact-making surface of conducting block;
Fig. 7 is the structural representation of another embodiment of the present invention.
Description of reference numerals:
1-insulating barrier; 2-conducting block; 3-welding block;
41-sliding shoe; 5-brake pad; 6-perforate;
411-lead electron block; 412-insulator piece; 42-frit.
Embodiment
Fig. 1 is the structural representation of one embodiment of the invention.As shown in Figure 1, the present invention's Zero-ohm resistor device of conducting and disconnection fast comprises: two insulating barriers 1, being folded with two between two insulating barriers 1 isolates between 2, two conducting blocks 2 of conducting block that are provided with and is provided with the controll block that makes two conducting block 2 conductings or disconnection.For convenience with being connected of external circuit, the outside of two conducting blocks 2 also can be respectively equipped with welding block 3.
Controll block can be between two conducting blocks 2 sliding shoe 41 that slides, and skids off or part skids off sliding shoe 41 two conducting blocks 2 are disconnected by integral body, slips into or part slips into sliding shoe 41 and makes two conducting block 2 conductings by integral body.The present invention is connected with external circuit, as: can be welded on the printed circuit board (PCB) by two welding blocks, it is connected with external circuit.When debug circuit,, only need sliding shoe 41 integral body are skidded off conducting block 2 in circuit interruption format invention as need, make not conducting between two conducting blocks 2, thereby disconnect being connected of the present invention and external circuit; In circuit, connect when of the present invention as need, sliding shoe integral body can be slipped into or part slips into two and isolates between the conducting block 2 that is provided with.
When two conducting blocks 2 of needs conducting, slip into once more between two conducting blocks 2 for the ease of the part that sliding shoe 41 is skidded off two conducting blocks 2, sliding shoe 41 further can be divided into two parts.Fig. 2 is a kind of sliding shoe structural representation of the present invention.As shown in Figure 2, sliding shoe 41 can further be divided into leads electron block 411 and insulator piece 412, wherein, leads electron block 411 and insulator piece 412 and is connected along glide direction.When the technical staff need disconnect two conducting blocks 2, can slip into or skid off conducting block 2 with leading electron block 411 as required, simultaneously, insulator piece 412 is stayed between two conducting blocks 2, that is: make and lead electron block 411 and be not connected with two conducting blocks 2 that isolate to be provided with, and insulator piece 412 connects two conducting blocks 2 of isolating setting, and electric current can't realize that Zero-ohm resistor disconnects the purpose of external circuits by the present invention; On the contrary, as need the present invention is linked in the circuit, only needs the sub-piece 411 of slip is slipped into conducting block 2, the sub-piece 411 of slip with conducting function is connected with two conducting blocks 2 of isolating setting, like this, just realizes the conducting of Zero-ohm resistor and external circuits.
For ease of control, also can be provided with the control switch that electron block skidded off or slipped into conducting block of leading that is used to control sliding shoe 41 on the sliding shoe 41.This control switch can be a brake pad 5 that has pattern, brake pad 5 can expose by the perforate 6 of an insulating barrier 1, promote brake pad 5 and can realize the electron block of leading of sliding shoe 41 is skidded off or slips into, to reach purpose conducting of the present invention or disconnection external circuits.Those skilled in the art can also also be set to this control switch touch button or other form according to actual needs.
The leading electron block and can make of sliding shoe 41 by electric conducting material, it is led electron block and also can be frit, when external circuits is imported current overload of the present invention, frit fuses automatically, make two to isolate the conducting block 2 not conductings that are provided with, thereby make and the present invention and external circuits disconnection that other elements on this external circuits can not burn because of load current is excessive.
In order to make sliding shoe of the present invention fully contact with two conducting blocks of isolating setting, be convenient between the conducting block that two isolation are provided with, slide, simultaneously, be convenient to being connected of the present invention and external circuits again, the preferred dimensions of one embodiment of the invention is that the length and width of Zero-ohm resistor and height are respectively 1.6,0.8 and 0.5mm; Have in the sliding shoe of brake pad, the length and width of sliding shoe and height are respectively 0.8,0.8 and 0.3mm, and wherein, lead electron block and the insulator piece of sliding shoe are respectively 0.5 and 0.3mm along the length of glide direction; The length and width of brake pad and height are respectively 0.6,0.1 and 0.1mm; Two length of isolating the conducting block that is provided with are 0.3mm; The height of two insulating barriers is 0.1mm; The length and width of the perforate on the insulating barrier and height are respectively 0.7,0.7 and 0.1mm; The length of two welding blocks is 0.1mm; Wherein the contact-making surfaces of the conducting block of leading electron block and two isolation settings of sliding shoe are the rectangle contact-making surface.
What in addition, those skilled in the art can design sliding shoe 41 according to actual needs leads the shapes that electron block and two isolate the contact-making surface of the conducting block 2 that is provided with, trapezoidal shape as shown in Figure 1.
Fig. 3 is the schematic diagram of sliding shoe of the present invention and conducting block wedge contact-making surface.As shown in Figure 3, sliding shoe 41 and two contact-making surfaces of isolating the conducting block 2 that is provided with are the wedge contact-making surface, are used to increase the contact force of sliding shoe 41 and conducting block 2, to guarantee the consolidation contact between them.
Fig. 4 is the schematic diagram of sliding shoe of the present invention and conducting block rhombus contact-making surface.Fig. 5 is the schematic diagram of sliding shoe of the present invention and conducting block polygon contact-making surface.As shown in Figure 4 and Figure 5, sliding shoe 41 and two contact-making surfaces of isolating the conducting block 2 that is provided with are rhombus contact-making surface or polygon contact-making surface, have just increased contact area, to guarantee the abundant contact between them.
Fig. 6 is the schematic diagram of sliding shoe of the present invention and the concavo-convex flute profile contact-making surface of conducting block.As shown in Figure 6, sliding shoe 41 and two contact-making surfaces of isolating the conducting block 2 that is provided with are concavo-convex flute profile contact-making surface, the contact-making surface of concavo-convex flute profile has promptly increased the contact force between the contact point, increase contact area again, can guarantee between sliding shoe 41 and two conducting blocks 2 that isolate to be provided with promptly contacting of consolidation fully again.
The mode of the present invention by selecting controll block between two conducting blocks, to slide; realize quick conducting or disconnect two isolating the conducting block that is provided with; thereby reach the purpose of quick conducting and disconnection external circuits; therefore also avoided in debug circuit owing to dismantle the damage that Zero-ohm resistor causes circuit substrate and Zero-ohm resistor itself repeatedly; greatly convenient circuit debugging; in addition, when current overload, also help the safety of other electronic components in the protective circuit.
Fig. 7 is the structural representation of another embodiment of the present invention.Be that with the difference of the foregoing description controll block can be the frit 42 that is used for conducting or disconnects two conducting blocks 2.When input current overload of the present invention, frit 42 fuses automatically, and open circuit makes two to isolate the conducting block 2 not conductings that are provided with, thereby makes and the present invention and external circuits disconnection that other elements on this external circuits can not burn because of load current is excessive.
Frit of the present invention big electric current by the time mode that can fuse automatically, disconnect two and isolate the conducting blocks that are provided with to regulate by self, reach the purpose that changes with the external circuits connection status, thereby help the safety of other electronic components in the protective circuit.
Further, those skilled in the art can be used for design principle of the present invention the structural design or the circuit debugging of other electronic devices and components.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of embodiment of the invention technical scheme.
Claims (8)
1. Zero-ohm resistor device of conducting and disconnection fast, it is characterized in that, comprise two insulating barriers, be folded with two between described two insulating barriers and isolate the conducting block that is provided with, be provided with the controll block that makes two conducting block conductings or disconnection between described two conducting blocks.
2. the Zero-ohm resistor device of conducting fast according to claim 1 and disconnection is characterized in that, the sliding shoe of described controll block for sliding between two conducting blocks.
3. the Zero-ohm resistor device of conducting fast according to claim 2 and disconnection is characterized in that, described sliding shoe is by leading electron block and the insulator piece is formed, and the described electron block of leading is connected along glide direction with the insulator piece.
4. the Zero-ohm resistor device of conducting fast according to claim 3 and disconnection is characterized in that, described frit of leading electron block for quick fuse when big electric current is imported.
5. the Zero-ohm resistor device of conducting fast according to claim 4 and disconnection is characterized in that, described sliding shoe top is provided with and makes the described brake pad that electron block is convenient to slide of leading, and also is provided with the perforate that is used to expose described brake pad on the described insulating barrier.
6. the Zero-ohm resistor device of conducting fast according to claim 2 and disconnection, it is characterized in that the contact-making surface of described sliding shoe and described conducting block is rectangle contact-making surface, trapezoidal contact-making surface, wedge contact-making surface, rhombus contact-making surface, polygon contact-making surface or concavo-convex flute profile contact-making surface.
7. the Zero-ohm resistor device of conducting fast according to claim 1 and disconnection is characterized in that, described controll block is the frit of quick fuse when big electric current is imported.
8. according to the Zero-ohm resistor device of arbitrary described conducting fast of claim 1-7 and disconnection, it is characterized in that the outside of described conducting block also is provided with welding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101217326A CN101388266B (en) | 2007-09-13 | 2007-09-13 | Zero-ohm resistor device capable of fast conducting and breaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101217326A CN101388266B (en) | 2007-09-13 | 2007-09-13 | Zero-ohm resistor device capable of fast conducting and breaking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101388266A true CN101388266A (en) | 2009-03-18 |
| CN101388266B CN101388266B (en) | 2011-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101217326A Active CN101388266B (en) | 2007-09-13 | 2007-09-13 | Zero-ohm resistor device capable of fast conducting and breaking |
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| Country | Link |
|---|---|
| CN (1) | CN101388266B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101950739B (en) * | 2009-06-05 | 2012-02-01 | 深圳华映显示科技有限公司 | circuit substrate |
| CN104064298A (en) * | 2013-05-03 | 2014-09-24 | 襄阳市三三电气有限公司 | Piezoresistor with tapered contact surface |
| CN111948963A (en) * | 2020-08-03 | 2020-11-17 | 珠海格力电器股份有限公司 | Signal acquisition circuit and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW421413U (en) * | 1994-07-18 | 2001-02-01 | Murata Manufacturing Co | Electronic apparatus and surface mounting devices therefor |
| JP2717076B2 (en) * | 1995-08-30 | 1998-02-18 | エス・オー・シー株式会社 | Surface mount microminiature current fuse |
| JPH09246001A (en) * | 1996-03-08 | 1997-09-19 | Matsushita Electric Ind Co Ltd | Resistance composition and resistor using the same |
| US5896081A (en) * | 1997-06-10 | 1999-04-20 | Cyntec Company | Resistance temperature detector (RTD) formed with a surface-mount-device (SMD) structure |
| CN2501164Y (en) * | 2001-09-26 | 2002-07-17 | 成都宏明电子股份有限公司 | Single-layer sheet type thermistor |
-
2007
- 2007-09-13 CN CN2007101217326A patent/CN101388266B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101950739B (en) * | 2009-06-05 | 2012-02-01 | 深圳华映显示科技有限公司 | circuit substrate |
| CN104064298A (en) * | 2013-05-03 | 2014-09-24 | 襄阳市三三电气有限公司 | Piezoresistor with tapered contact surface |
| CN111948963A (en) * | 2020-08-03 | 2020-11-17 | 珠海格力电器股份有限公司 | Signal acquisition circuit and air conditioner |
| CN111948963B (en) * | 2020-08-03 | 2021-09-14 | 珠海格力电器股份有限公司 | Signal acquisition circuit and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101388266B (en) | 2011-02-16 |
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Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20141208 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20141208 |
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Free format text: CORRECT: ADDRESS; FROM: 100176 DAXING, BEIJING TO: 100015 CHAOYANG, BEIJING |
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Effective date of registration: 20141208 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE Technology Group Co., Ltd. Patentee after: Beijing BOE Photoelectricity Science & Technology Co., Ltd. Address before: 100176 Beijing economic and Technological Development Zone, West Central Road, No. 8 Patentee before: Beijing BOE Photoelectricity Science & Technology Co., Ltd. |
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Effective date of registration: 20201126 Address after: 215200 No. 1700, Wujiang economic and Technological Development Zone, Suzhou, Jiangsu, Zhongshan North Road Patentee after: Gaochuang (Suzhou) Electronics Co.,Ltd. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Address before: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee before: BOE TECHNOLOGY GROUP Co.,Ltd. Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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