CN204480831U - Surge protection device and there is the electric connector of this protection component - Google Patents
Surge protection device and there is the electric connector of this protection component Download PDFInfo
- Publication number
- CN204480831U CN204480831U CN201520149510.5U CN201520149510U CN204480831U CN 204480831 U CN204480831 U CN 204480831U CN 201520149510 U CN201520149510 U CN 201520149510U CN 204480831 U CN204480831 U CN 204480831U
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- China
- Prior art keywords
- protection device
- surge protection
- insulating base
- contact site
- discharge part
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Abstract
The utility model discloses a kind of surge protection device and there is the electric connector of this protection component; this surge protection device comprises insulating base and two conducting strips; described conducting strip is fixed on insulating base; conducting strip comprises discharge part, contact site and connects the connecting portion of discharge part and contact site, and the discharge part subtend of described two conducting strips arranges and retains a gap.When circuit suffers instantaneous overvoltage; portable protective gaps is first breakdown because of overvoltage; a large amount of electric current is leaked into the earth; overvoltage is significantly declined, thus plays the effect of protection circuit and electric equipment, conducting strip is made up of metal material; can not the carbonization because of multiple discharge; the effect of protection can be played for a long time, and by adjusting the gap length of two discharge parts, thus play a protective role in different high pressure range.
Description
Technical field
The utility model relates to a kind of protection component, particularly a kind of surge protection device, and the electric connector with this surge protection device is also mentioned in the lump.
Background technology
As long as couple with external cable, electronic circuit is the likely sustain damage because of the instantaneous overvoltage on cable just.This superpotential cause has a variety of, be such as struck by lightning, the misoperation of static discharge or equipment all likely.Therefore, now having developed many technology damaged by potential high pressure surging in order to avoid circuit.The most frequently used two kinds of high pressure surgings guard method of electric connector field is: one, arrange the surge protection device with switch or clamping action in the circuit board, as Transient Suppression Diode, semiconductor discharge tube, piezo-resistance etc.; Two, the Copper Foil that two pieces have certain interval is set in the circuit board, side Copper Foil is connected with electronic component by line layout, and opposite side Copper Foil is then connected with earth terminal by line layout, when there is high pressure surging, by the mode of gap discharge, overcurrent is discharged into earth terminal.But conventional surge protection device price is higher, and therefore industry wishes to replace by the mode that price is cheaper, to reduce production cost always; Although the mode having arranged the Copper Foil of gap discharge effect in the circuit board can play the effect reduced costs, it is few to there is discharge time in it, and after multiple discharge, Copper Foil is understood carbonization and do not have the problem of protective effect.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides the surge protection device that a kind of cost is low, assembling processing procedure is simple, can play a protective role for a long time and the electric connector with this protection component.
The utility model solves the technical scheme that its technical problem adopts:
A kind of surge protection device; comprise insulating base and two conducting strips; described conducting strip is fixed on insulating base, and conducting strip comprises discharge part, contact site and connects the connecting portion of discharge part and contact site, and the discharge part subtend of described two conducting strips arranges and retains a gap.
As the improvement of technique scheme, described insulating base is provided with the storage tank for accommodating discharge part, and storage tank both sides are respectively connected with a boss, and described connecting portion is arranged in insulating base, and contact site is then smooth in the end face of boss.
As the further improvement of technique scheme, described storage tank is communicated with insulating base two side.
Further, described insulating base has plane upper surface, and described upper surface is positioned at the relative side of contact site.
Further, described discharge part is tip-shape or zigzag.
Further, described shield shell is extended with grounding elastic part, and described grounding elastic part is connected to earth point.
A kind of electric connector with this surge protection device, comprise body, be contained in intrinsic electric device and be coated on the shield shell of body surface, described body is provided with the docking groove for docking with aerial lug, described electric device comprises wiring board, described wiring board is provided with docking terminal, filtering unit and splicing ear, described docking terminal, filtering unit and splicing ear realize electrical connection by line layout order, described docking terminal is contained in docking groove, described wiring board is also provided with surge protection device, described surge protection device one contact site is electrically connected to filtering unit, another contact site is electrically connected to earth point on wiring board.
The beneficial effects of the utility model are: the utility model surge protection device is by arranging an insulating base, insulating base is provided with two conducting strips, conducting strip includes discharge part, the discharge part subtend of two conducting strips arranges and retains a gap, when circuit suffers instantaneous overvoltage, portable protective gaps is first breakdown because of overvoltage, a large amount of electric current is leaked into the earth, overvoltage is significantly declined, thus play the effect of protection circuit and electric equipment, conducting strip is made up of metal material, can not the carbonization because of multiple discharge, the effect of protection can be played for a long time, and by adjusting the gap length of two discharge parts, thus play a protective role in different high pressure range.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model surge protection device.
Fig. 2 is the structural representation of another angle of the utility model surge protection device.
Fig. 3 is the decomposing state schematic diagram of the utility model surge protection device.
Fig. 4 is the structural representation of the utility model electric connector.
Fig. 5 is the decomposing state schematic diagram of the utility model electric connector.
Embodiment
Shown in Fig. 3; a kind of surge protection device 1; comprise insulating base 2 and two conducting strips 3; described conducting strip 3 is fixed on insulating base 2; conducting strip 3 comprises discharge part 31, contact site 32 and connects the connecting portion 33 of discharge part 31 and contact site 32; discharge part 31 subtend of described two conducting strips 3 arranges and retains a clearance D, and described contact site 32 is for being formed in electrical contact with outside line.
Described insulating base 2 is provided with the storage tank 21 for accommodating discharge part 31, and storage tank 21 both sides are respectively connected with a boss 22, and described connecting portion 33 is arranged in insulating base 2, and contact site 32 is then smooth in the end face 221 of boss 22.Preferably; described storage tank 21 is communicated with insulating base 2 two side 222; when there is electrion and producing heat; because storage tank 21 is communicated with insulating base 2 two side 222; therefore; heat can leave from insulating base 2 two side 222, thus can not cause damage to surge protection device 1 or other electron component.
Described insulating base 2 has plane upper surface 23, and described upper surface 23 is positioned at the relative side of contact site 32.Because the upper surface 23 of insulating base 2 is plane; provide the adsorption plane realized needed for SMT processing procedure; SMT suction nozzle (not shown) is assembled by absorption upper surface 23 pairs of surge protection device 1, makes surge protection device 1 assemble processing procedure and simplifies, improve assembling production efficiency.
For improving gap discharge sensitivity, described discharge part 31 in tip-shape or zigzag, Fig. 2 and Figure 3 shows that discharge part 31 is in tip-shape, also can be designed to zigzag by discharge part 31.
With reference to Fig. 4, shown in Fig. 5, a kind of electric connector 4 with this surge protection device 1, comprise body 41, be contained in the electric device 42 in body 41 and be coated on the shield shell 43 on body 41 surface, described body 41 is provided with the docking groove 411 for docking with aerial lug, described electric device 42 comprises wiring board 421, described wiring board 421 is provided with docking terminal 422, filtering unit 423 and splicing ear 424, described docking terminal 422, filtering unit 423 and splicing ear 424 realize electrical connection by line layout order, described docking terminal 422 is contained in docking groove 411, described wiring board 421 is also provided with surge protection device 1, described surge protection device 1 one contact site 32 is electrically connected to filtering unit 423, another contact site 32 is electrically connected to earth point 4211 on wiring board 421.
Described shielding case 43 is extended with grounding elastic part 431, and described grounding elastic part 431 is connected to earth point 4211, in electrical contact with earth point 4211, thus forms reliable ground protection.
The utility model surge protection device 1 is by arranging an insulating base 2, insulating base 2 is provided with two conducting strips 3, conducting strip 3 includes discharge part 31, discharge part 31 subtend of two conducting strips 3 arranges and retains a clearance D, when circuit suffers instantaneous overvoltage, portable protective gaps D is first breakdown because of overvoltage, a large amount of electric current is leaked into the earth, overvoltage is significantly declined, thus play the effect of protection circuit and electric equipment, conducting strip 3 is made up of metal material, can not the carbonization because of multiple discharge, the effect of protection can be played for a long time, and by adjusting the clearance D size of two discharge parts 31, thus play a protective role in different high pressure range.
The above, just better embodiment of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, all should fall into protection range of the present utility model.
Claims (7)
1. a surge protection device; comprise insulating base and two conducting strips; it is characterized in that: described conducting strip is fixed on insulating base, conducting strip comprises discharge part, contact site and connects the connecting portion of discharge part and contact site, and the discharge part subtend of described two conducting strips arranges and retains a gap.
2. surge protection device according to claim 1; it is characterized in that: described insulating base is provided with the storage tank for accommodating discharge part; storage tank both sides are respectively connected with a boss, and described connecting portion is arranged in insulating base, and contact site is then smooth in the end face of boss.
3. surge protection device according to claim 2, is characterized in that: described storage tank is communicated with insulating base two side.
4. surge protection device according to claim 1 and 2, is characterized in that: described insulating base has plane upper surface, and described upper surface is positioned at the relative side of contact site.
5. surge protection device according to claim 1, is characterized in that: described discharge part is tip-shape or zigzag.
6. one kind has the electric connector of surge protection device described in claim 1, comprise body, be contained in intrinsic electric device and be coated on the shield shell of body surface, described body is provided with the docking groove for docking with aerial lug, described electric device comprises wiring board, described wiring board is provided with docking terminal, filtering unit and splicing ear, described docking terminal, filtering unit and splicing ear realize electrical connection by line layout order, described docking terminal is contained in docking groove, it is characterized in that: described wiring board is also provided with surge protection device, described surge protection device one contact site is electrically connected to filtering unit, another contact site is electrically connected to earth point on wiring board.
7. electric connector according to claim 6, is characterized in that: described shield shell is extended with grounding elastic part, and described grounding elastic part is connected to earth point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149510.5U CN204480831U (en) | 2015-03-16 | 2015-03-16 | Surge protection device and there is the electric connector of this protection component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149510.5U CN204480831U (en) | 2015-03-16 | 2015-03-16 | Surge protection device and there is the electric connector of this protection component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204480831U true CN204480831U (en) | 2015-07-15 |
Family
ID=53636609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520149510.5U Expired - Fee Related CN204480831U (en) | 2015-03-16 | 2015-03-16 | Surge protection device and there is the electric connector of this protection component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204480831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020259547A1 (en) * | 2019-06-27 | 2020-12-30 | 宁波三星医疗电气股份有限公司 | Anti-impact structure, anti-impact assembly and electric energy meter |
-
2015
- 2015-03-16 CN CN201520149510.5U patent/CN204480831U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020259547A1 (en) * | 2019-06-27 | 2020-12-30 | 宁波三星医疗电气股份有限公司 | Anti-impact structure, anti-impact assembly and electric energy meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20190316 |