CN203553884U - A voltage limiting type current surge safety device - Google Patents
A voltage limiting type current surge safety device Download PDFInfo
- Publication number
- CN203553884U CN203553884U CN201320639528.4U CN201320639528U CN203553884U CN 203553884 U CN203553884 U CN 203553884U CN 201320639528 U CN201320639528 U CN 201320639528U CN 203553884 U CN203553884 U CN 203553884U
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- China
- Prior art keywords
- limit type
- votage limit
- conducting strip
- safety device
- surge
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- 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.)
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- 238000004146 energy storage Methods 0.000 claims abstract description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 27
- 125000006850 spacer group Chemical group 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 13
- 239000012634 fragment Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 5
- 230000005496 eutectics Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 abstract 3
- 238000002955 isolation Methods 0.000 abstract 3
- 238000005476 soldering Methods 0.000 abstract 1
- 230000001012 protector Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010034703 Perseveration Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a voltage limiting type current surge safety device. The voltage limiting type current surge safety device comprises a current surge model. The current surge module comprises a voltage limiting type component (MOV), a conducting strip and a buckle release mechanism. The voltage limiting type element comprises an insulating casing and an inner core. The conducting strip comprises a first conducting strip and a second conducting strip. The first conducting strip and the second conducting strip are respectively positioned at the two sides of the voltage limiting type component. The buckle release mechanism comprises a buckle release sheet, an isolation sheet and an elastic component. The buckle release sheet comprises a fixed end and a fusion end. The fixed end is fixedly connected with the first conducting strip. The fusion end is welded with the inner core of the voltage limiting type component through low temperature tin soldering. The insulating casing is provided with a hole. The fusion end of the buckle release sheet goes through the hole to contact with the inner core of the voltage limiting type component and is welded with the inner core of the voltage limiting type component. A gap forms between the buckle release sheet and the insulating casing. The isolation sheet goes through the gap. The elastic component is installed in an energy storage state. The elastic component comprises a non-driving end and a driving end. The non-driving end is fixed, and the driving end is in contact or in connection with the isolation sheet. According to the voltage limiting type current surge safety device of the utility model, automatic cutoff can be carried out when the voltage limiting type component is heating. In addition, the voltage limiting type current surge safety device is simple in structure and low in cost.
Description
Technical field
The utility model relates to a kind of votage limit type surge safety device.
Background technology
Surge protector is indispensable a kind of device in electronic equipment lightning protection, also referred to as " lightning arrester " or " overvoltage protection device ".Its operation principle is that the instantaneous overvoltage of scurrying into power line, signal transmssion line is limited in the voltage range that equipment or system can bear, or powerful lightning current is let out to inflow place, protects protected equipment or system not to be hit and damages.
For example, Chinese patent 201220711416.0 discloses a kind of surge protector, the first binding post and the second binding post that comprise shell and be arranged at enclosure both sides; Also comprise: I class pressure cell, be fixed on bearing, the first electrode tip of I class pressure cell is connected with the first binding post, and the second electrode tip is connected with the second binding post; Cross thermal trigger element, the inwall of its stiff end and shell offsets, and the end of threading off is connected by low temperature scolding tin with I class pressure cell the second electrode tip.
Chinese patent 201220663311.2 discloses a kind of Novel electric surge protector, mainly comprises section breaker, tripping mechanism, inertial device, buffer displacement shell fragment, electromagnet, bimetal leaf, lightning protection component and upper and lower terminals.Upper terminals and section breaker, electromagnet, lightning protection component, lower terminals are connected in series; Electromagnet can drive tripping mechanism motion, buffer displacement shell fragment and inertial device are installed on tripping mechanism, guarantee just to move when the perseveration of electromagnet push rod, and electromagnet push rod recovers by moment quick-action at lightning current, tripping mechanism is failure to actuate, and guarantees the correct disjunction SPD of section breaker fault paths; The temperature of lightning protection component reaches bimetal leaf by hot conductive patch, and during excess Temperature, bimetal leaf can be out of shape the motion of drive tripping mechanism, minute deenergizing.
Chinese patent 201120281270.6 discloses a kind of trip gear and has comprised the surge protector of this trip gear.It is applied to surge protector, comprises release member and by retaining element, is connected to the movable contact spring of one end of release member, and movable contact spring is nonelastic.Retaining element comprises rivet.Release member comprises elastic copper sheet.
Chinese patent 201220497266.8 discloses a kind of thermal release device for surge protector, comprise protection module, piezo-resistance is located at protection module inside, faulty indication bar is located in the sidepiece type frame of protection module, T-shaped fixedly lower brace and soft whipping wire one end of piezo-resistance, the soft whipping wire other end connects the brace of faulty indication bar; Faulty indication bar brace is connected with the joint portion of brace in the middle of piezo-resistance, and spring housing is located at faulty indication bar bottom.
The defect of technique scheme is: complex structure, manufacturing cost are high.
Therefore, provide a kind of votage limit type surge safety device simple in structure, low cost of manufacture to become the problem that industry need to solve.
Summary of the invention
Different from prior art, the utility model provides a kind of votage limit type surge safety device, and it not only can realize chip adstante febre automatic cut out, and simple in structure, low cost of manufacture.
To achieve these goals, the utility model provides a kind of votage limit type surge safety device, and this votage limit type surge safety device comprises surge module;
Surge module comprises votage limit type element (MOV), conducting strip, tripping mechanism;
Votage limit type element (MOV) comprises insulation crust and inner core;
Conducting strip comprises the first conducting strip and the second conducting strip, and the first conducting strip and the second conducting strip lay respectively at the both sides of votage limit type element (MOV);
Tripping mechanism comprises dropout sheet, spacer, flexible member; Dropout sheet comprises stiff end and melted ends, and stiff end is fixedly connected with (for example by rivet, being connected) with the first conducting strip, and the inner core of melted ends and votage limit type element (MOV) is by eutectic welding tin welding; Insulation crust is provided with a hole, and the melted ends of dropout sheet contacts and welds with the inner core of votage limit type element (MOV) through this hole; Between dropout sheet and insulation crust, form a gap, spacer is through this gap; Flexible member is installed with energy storage state, and it comprises anti-drive end and drive end, and anti-drive end is fixing with respect to votage limit type element (MOV), and drive end contacts or is connected with spacer.
In the utility model, flexible member is preferably two places, is arranged at the two ends of spacer.For example, flexible member is spring, and the two ends of spacer are provided with spring fixed column, and on insulation crust, correspondence is provided with spring fixed column, and be inserted in respectively on this spring fixed column at the two ends of spring.
In the utility model, be preferably the direction of dropout sheet from stiff end to melted ends and point to the second conducting strip, melted ends more approaches the second conducting strip.
In the utility model, the width of spacer is for covering the width in the hole on insulation crust.After melted ends fusing, under the effect of flexible member, the final position of spacer is the top that is covered in the hole of insulation crust.
In the utility model, be preferably the direction of flexible member from anti-drive end to drive end and point to the second conducting strip, anti-drive end more approaches the first conducting strip, and drive end more approaches the second conducting strip.
In the utility model, flexible member can be, for example spring; The energy storage state of flexible member can be compressive state or the extended state of spring.
In the utility model, insulation crust is arranged between the inner core and dropout sheet of votage limit type element (MOV), and insulation crust is provided with a hole, and the melted ends of dropout sheet is contacted and welds with the inner core of votage limit type element (MOV) by this hole.
In the utility model, the first conducting strip is connected by dropout sheet with the inner core of votage limit type element (MOV); When electric current is excessive; the inner core of votage limit type element (MOV) is heating up; the dropout sheet melted ends melted by heat forming by eutectic welding tin welding with the inner core of votage limit type element (MOV); and then the suffered restraint of flexible member diminishes; flexible member stored energy discharges, and promotes spacer motion, makes spacer cover the hole on insulation crust; thereby the conductor cutting off between the inner core of dropout sheet and votage limit type element (MOV) is connected, and realizes power-off protection.In addition, the utility model not only can be realized votage limit type element (MOV) adstante febre automatic cut out, and simple in structure, low cost of manufacture.
According to another embodiment of the utility model, votage limit type surge safety device comprises two kinds of operating states: normal condition and guard mode; In normal condition, the welding of the inner core of the melted ends of dropout sheet and votage limit type element (MOV), flexible member is in energy storage state; According to another embodiment of the utility model; in guard mode; the melted ends melted by heat of dropout sheet; flexible member returns to non-energy storage state; spacer covers the hole on the insulation crust of votage limit type element (MOV), and the conductor cutting off between the inner core of dropout sheet and votage limit type element (MOV) is connected.
According to another embodiment of the utility model, the stiff end of dropout sheet is that rivet is connected with the connected mode of the first conducting strip.
According to another embodiment of the utility model, flexible member is spring, and the two ends of spacer are provided with spring fixed column, and the drive end of spring is inserted on this spring fixed column.According to another embodiment of the utility model, votage limit type surge safety device is when normal condition, and spring is in compressive state.
According to another embodiment of the utility model, outside insulation crust, be separately provided with an insulating case, this insulating case is provided with a hole, and the hole of this hole and insulation crust forms and connects; The melted ends of dropout sheet, through the hole of insulating case and the hole of insulation crust, contacts and welds with the inner core of votage limit type element (MOV).
According to another embodiment of the utility model, votage limit type surge safety device further comprises surge base; Described surge base comprises jack, and the conducting strip of surge module inserts this jack; The jack of surge base is formed by the copper sheet being oppositely arranged and shell fragment, and conducting strip inserts this jack, and because the contact area of conducting strip and copper sheet is large, thereby through-current capacity is large.According to another embodiment of the utility model, shell fragment comprises U-shaped conductor, and one side is fixation side, and the end of opposite side is free end, and the free-ended side of copper sheet and shell fragment is oppositely arranged.
Compared with prior art, the utility model possesses following beneficial effect:
In the utility model, when electric current is excessive, the inner core of votage limit type element (MOV) is heating up, the dropout sheet melted ends melted by heat forming by eutectic welding tin welding with the inner core of votage limit type element (MOV), and then the suffered restraint of flexible member diminishes, flexible member stored energy discharges, the motion of promotion spacer, make spacer cover the hole on insulation crust, thereby the conductor cutting off between the inner core of dropout sheet and votage limit type element (MOV) is connected, and realizes power-off protection; In addition, the utility model not only can be realized votage limit type element (MOV) adstante febre automatic cut out, and simple in structure, low cost of manufacture.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the votage limit type surge safety device of embodiment 1;
Fig. 2 is the external structure schematic diagram of surge module in embodiment 1;
Fig. 3 is the internal structure schematic diagram of surge module in embodiment 1;
Fig. 4 is the partial structurtes schematic diagram of the votage limit type surge safety device of embodiment 1;
Fig. 5 is the jack structure schematic diagram of surge base in embodiment 1;
Fig. 6 is the structural representation of shell fragment in embodiment 1.
Embodiment
As shown in Figure 1, the votage limit type surge safety device of the present embodiment comprises surge base 1, surge module 2.
As Figure 4-Figure 6, surge base 1 comprises jack, and the conducting strip 201 of surge module 2 inserts this jack; The jack of surge base 1 is formed by the copper sheet 102 being oppositely arranged and shell fragment 101; Shell fragment 101 comprises U-shaped conductor, and one side is fixation side, and the end of opposite side is free end, and copper sheet 102 is oppositely arranged with the free-ended side of shell fragment 101.
Tripping mechanism comprises dropout sheet 204, spacer 202, flexible member (for example spring 203); Dropout sheet 204 comprises stiff end and melted ends, and stiff end is fixedly connected with by rivet with the first conducting strip 2011, and the inner core of melted ends and votage limit type element (MOV) is by eutectic welding tin welding; The direction of dropout sheet 204 from stiff end to melted ends pointed to the second conducting strip 2012.Insulation crust is provided with a hole, and the hole of this hole and insulating case forms and connects.The melted ends of dropout sheet 204, through the hole of insulating case and the hole of insulation crust, contacts and welds with the inner core of votage limit type element (MOV).
Between dropout sheet 204 and insulating case, form a gap, spacer 202 is through this gap, and the two ends of spacer 202 are provided with spring fixed column, and on insulating case, correspondence is provided with spring fixed column, and be inserted in respectively on this spring fixed column at the two ends of spring 203.The width of spacer 202 is for covering hole on insulating case and the width in the hole on insulation crust.After melted ends fusing, under the effect of spring 203, the final position of spacer 202 is the top that is covered in the hole of insulation crust.
Spring 203 is installed with energy storage state (compressive state), it comprises anti-drive end and drive end, anti-drive end is fixed on (fixing with respect to votage limit type element (MOV)) on the spring fixed column of insulating case, and drive end is fixed on the spring fixed column of spacer 202.The direction of spring from anti-drive end to drive end pointed to the second conducting strip 2012.
The votage limit type surge safety device of the present embodiment comprises two kinds of operating states: normal condition and guard mode; In normal condition, the welding of the inner core of the melted ends of dropout sheet and votage limit type element (MOV), spring is in compressive state; In guard mode; the melted ends melted by heat of dropout sheet; spring returns to non-energy storage state, and spacer covers the hole on the insulation crust of hole on insulating case and votage limit type element (MOV), and the conductor cutting off between the inner core of dropout sheet and votage limit type element (MOV) is connected.
Although the utility model discloses as above with preferred embodiment, the scope of not implementing in order to limit the utility model.Any those of ordinary skill in the art, within not departing from invention scope of the present utility model, when doing a little improvement, every equal improvement of doing according to the utility model, should be scope of the present utility model and contains.
Claims (9)
1. a votage limit type surge safety device, described votage limit type surge safety device comprises surge module; It is characterized in that, described surge module comprises votage limit type element, conducting strip, tripping mechanism;
Described votage limit type element comprises insulation crust and inner core;
Described conducting strip comprises the first conducting strip and the second conducting strip, and described the first conducting strip and the second conducting strip lay respectively at the both sides of described votage limit type element;
Described tripping mechanism comprises dropout sheet, spacer, flexible member; Dropout sheet comprises stiff end and melted ends, and described stiff end is fixedly connected with the first conducting strip, and the inner core of described melted ends and votage limit type element is by eutectic welding tin welding; Described insulation crust is provided with a hole, and the melted ends of described dropout sheet contacts and welds with the inner core of votage limit type element through this hole; Between described dropout sheet and insulation crust, form a gap, described spacer is through this gap; Described flexible member is installed with energy storage state, and it comprises anti-drive end and drive end, and described anti-drive end is fixed with respect to described votage limit type element, and described drive end contacts or is connected with described spacer.
2. votage limit type surge safety device as claimed in claim 1, is characterized in that, comprises two kinds of operating states: normal condition and guard mode; In described normal condition, the welding of the inner core of the melted ends of described dropout sheet and described votage limit type element, described flexible member is in energy storage state.
3. votage limit type surge safety device as claimed in claim 2; it is characterized in that; in described guard mode; the melted ends melted by heat of described dropout sheet; described flexible member returns to non-energy storage state; described spacer covers the hole on the insulation crust of votage limit type element, and the conductor cutting off between the inner core of described dropout sheet and votage limit type element is connected.
4. votage limit type surge safety device as claimed in claim 1, is characterized in that, the stiff end of described dropout sheet is that rivet is connected with the connected mode of described the first conducting strip.
5. votage limit type surge safety device as claimed in claim 1, is characterized in that, described flexible member is spring, and the two ends of described spacer are provided with spring fixed column, and the drive end of described spring is inserted on described spring fixed column.
6. votage limit type surge safety device as claimed in claim 5, is characterized in that, described votage limit type surge safety device is when normal condition, and described spring is in compressive state.
7. votage limit type surge safety device as claimed in claim 1, is characterized in that, is separately provided with an insulating case outside insulation crust, and this insulating case is provided with a hole, and the hole of this hole and insulation crust forms and connects; The melted ends of described dropout sheet, through the hole of insulating case and the hole of insulation crust, contacts and welds with the inner core of votage limit type element.
8. votage limit type surge safety device as claimed in claim 1, is characterized in that, it further comprises surge base; Described surge base comprises jack, and the conducting strip of described surge module inserts this jack; The jack of described surge base is formed by the copper sheet being oppositely arranged and shell fragment, and described conducting strip inserts this jack.
9. votage limit type surge safety device as claimed in claim 8, is characterized in that, described shell fragment comprises U-shaped conductor, and one side is fixation side, and opposite side is active side, and the end of described active side is free end; The active side of described copper sheet and described shell fragment is oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639528.4U CN203553884U (en) | 2013-10-16 | 2013-10-16 | A voltage limiting type current surge safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639528.4U CN203553884U (en) | 2013-10-16 | 2013-10-16 | A voltage limiting type current surge safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203553884U true CN203553884U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320639528.4U Expired - Fee Related CN203553884U (en) | 2013-10-16 | 2013-10-16 | A voltage limiting type current surge safety device |
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| CN (1) | CN203553884U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108428605A (en) * | 2018-04-28 | 2018-08-21 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
| CN108666181A (en) * | 2018-04-28 | 2018-10-16 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
| CN109427515A (en) * | 2017-08-22 | 2019-03-05 | 深圳市威尔利实业有限公司 | A kind of air switch with surge protection function |
-
2013
- 2013-10-16 CN CN201320639528.4U patent/CN203553884U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109427515A (en) * | 2017-08-22 | 2019-03-05 | 深圳市威尔利实业有限公司 | A kind of air switch with surge protection function |
| CN109427515B (en) * | 2017-08-22 | 2024-04-09 | 深圳市威尔利实业有限公司 | Air switch with surge protection function |
| CN108428605A (en) * | 2018-04-28 | 2018-08-21 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
| CN108666181A (en) * | 2018-04-28 | 2018-10-16 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
| CN108428605B (en) * | 2018-04-28 | 2024-02-23 | 深圳市海鹏信电子股份有限公司 | Tripping mechanism and surge protection device with same |
| CN108666181B (en) * | 2018-04-28 | 2024-03-15 | 深圳市海鹏信电子股份有限公司 | Tripping mechanism and surge protection device with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGZHOU CITY TUOPAI BEIPU ELECTRONICS CO., LTD. Free format text: FORMER NAME: GUANGZHOU IMPROVE ELECTRONIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Guangzhou City, Guangdong province 511450 Lang Cun Panyu District Shi Ji Zhen Lang edge industrial area C Building 2 floor Patentee after: GUANGZHOU TUOPAI BEIPU ELECTRONIC Co.,Ltd. Address before: 511442, the first floor, No. 5, No. 3 North Avenue, Xian village, South Village, Panyu District, Guangzhou, Guangdong Patentee before: GUANGZHOU IMPROVE ELECTRONIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211209 Address after: 511400 south one of floor 2, building C, longbian Industrial Zone, longbian village, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU GESIWEI ROBOT Co.,Ltd. Address before: 511450 floor 2, building C, longbian Industrial Zone, langbian village, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU TUOPAI BEIPU ELECTRONIC Co.,Ltd. |
|
| 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: 20140416 |