CN201063417Y - Surge protector - Google Patents
Surge protector Download PDFInfo
- Publication number
- CN201063417Y CN201063417Y CNU2007200004370U CN200720000437U CN201063417Y CN 201063417 Y CN201063417 Y CN 201063417Y CN U2007200004370 U CNU2007200004370 U CN U2007200004370U CN 200720000437 U CN200720000437 U CN 200720000437U CN 201063417 Y CN201063417 Y CN 201063417Y
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- hollow space
- surge
- terminal
- cladding
- utility
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Abstract
The utility model discloses a surge protector which can eliminate the Switching Surge generated during load switching inside an electric power system, or the Lightning Surge generated during direct or indirect lightning strike on a building so as to protect an electric appliance from the damage caused by surge. The surge protector has a body, wherein, the body has a hollow space; a channel passes through the body and extends to the outside from the wall surface of the hollow space; moreover, two terminal electrodes at a distance are arranged inside the hollow space in a zigzag mode from outside. When surge occurs, the inside of the hollow space, the channel and the outside are formed into an electrical discharge path to protect a load circuit from lightning strike, static electricity or surge.
Description
Technical field
The utility model relates to a kind of assembly with an inner hollow space, makes electrode in the surge protecter of this hollow space to the extraneous generation one electric discharge path of releasing.
Background technology
Under the electronic component miniature, semiconductor subassembly has become the control and treatment circuit assembly of general electric equipment products or high-tech industry inside, but semiconductor subassembly is by the but lifting greatly of volume-diminished function of electric equipment products.Yet be subject to the self character restriction; a little less than the relative thin that then seems on the antagonism electric power surging; therefore how effectively to protect electric equipment products; can not cause afunction or damage because of the relation of surging; cause electric shock even, catch fire and jeopardize consumer's personal safety, become the direction that all circles paid close attention to and made great efforts in recent years.Generally speaking, " surging " produces and to mainly contain the surging (Switching Surge) that for electric power system load switching is produced at two:; One for nature produced, the surging (Lightning Surge) that directly or indirectly hits building and produced as lightning.No matter be the surging that load switching or lightning produce, all may produce in various degree influence to indoor electrical equipment, gently then damage electric equipment products, heavy then cause tame electrical short or initiation fire.
Electric equipment products open circuit protection when in electrical equipment or electric power system, commonly being used as instantaneous pressure or overload with fuse or no-fuse switch; and the aforementioned components reaction time is in 2 milliseconds (ms); but the generation of surging is the extremely short moment with microsecond (us); still not as good as under the response situation, the energy that surging produced has damaged electric equipment products at common protection assembly.
The principle of known surge protection means mainly has been a core component " rheostat (Varistor) ", this rheostat can change its resistance value according to the voltage that is connected across the assembly two ends, the technology of using this principle can be with reference to Taiwan patent announcement M297037 number, and " lightning strike protection assembly " that 1 of this patent description and claim the are mentioned promptly is; In addition; refer again to the Taiwan patent disclosure No. 200623573, comprise on the structure " at least one semiconductcor field emission overvoltage protector, semiconductcor field emission overvoltage protector are with reversed polarity forward or forward and connect and establish; and lotus root is combined in high-frequency circuit and exports into front end, or between output and the ground connection ".Above application is in normal voltage, and rheostatic resistance value is very high, yet when rising to certain value along with voltage, resistance value can descend in a short period of time rapidly, and in general the reaction time approximately is several nanoseconds (ns); Therefore when rheostat is applied in surge protecter; surge protecter can be connected in parallel on the front end of electric equipment products; thus; when supplying with normal operating voltage; the state that surge protecter is regarded as opening a way, but when electric voltage exception raises, but can be considered the state of short circuit; in the front of electric equipment products, surging just can not exert an influence to electric equipment products with the energy retaining.
As previously mentioned, have the space of improvement in this design of surging protection in the past, concentrate on studies down, have the surge protecter of advanced character below the proposition this creator.
The utility model content
The utility model main purpose is to provide a kind of release to be arranged in parallel the surge protecter of rheostat (Varistor).
The utility model time purpose is surge protecter is made a miniaturization normal component, can use arbitrarily on all types of electric equipment products.
The utility model purpose again is that the hollow space form of surge protecter and the design of discharge electrode structure form can change slightly, to meet different user demands according to withstand voltage specification difference.
For reaching above-mentioned purpose, surge protecter of the present utility model, the surging that the high pressure of releasing produces, the protection electric equipment products suffer the damage of surging, and it includes: a body; Be formed with a hollow space in this body interior, the wall of this hollow space has a passage that runs through body; The two-terminal of the distance of being separated by is embedded at body, and relatively, and that each other end extends each end of this two-terminal is external in the hollow space of body.
When surging produces, by in the hollow space, passage, the external world promptly form an electric discharge path of releasing, and prevents thunderbolt or antistatic, surging with the protection load circuit.
This body can form in the corresponding clinching of two claddings, and the one cladding is extended by this body at least one joint pin, and another cladding is concaved with at least one connecting hole by this body.
Secondly, the hollow space shape of the utility model inside is various, generally can be divided into ball-type, rectangular design according to safety standard, withstand voltage difference, to meet the structure examination and electric relevant safety test of surge protecter.
In addition; terminal electrode shape described in the utility model is various; also can be divided into point electrode, rectangular electrode, cooperatively interact with hollow space and design, to meet the structure examination and electric relevant safety test of surge protecter according to safety standard, withstand voltage difference.
The utility model with technology in advance in comparison; simplify and make; originally shunt rheostat (Varistor) is rejected; when voltage raises in the time of several nanoseconds (ns) unusually; utilize sparking electrode to form electric charge at hollow space; produce an electric discharge path of releasing by passage, prevent thunderbolt or antistatic, surging with the protection load circuit.
Below will cooperate graphic explanation embodiment of the present utility model; following cited embodiment is only in order to illustrate the utility model; be not in order to limit scope of the present utility model; anyly have the knack of this skill person; when doing a little change and retouching, therefore protection range of the present utility model is as the criterion when looking the claim person of defining.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model surge protecter;
Fig. 2 is the combination stereogram of the utility model surge protecter;
Fig. 2 A is the cutaway view and the vertical view of the utility model surge protecter;
Fig. 3 is applied in the schematic diagram of circuit substrate for the utility model surge protecter;
Fig. 4 is another kind of embodiment of the present utility model;
Fig. 4 A is the combination stereogram of another embodiment of the present utility model;
Fig. 4 B is the schematic diagram that another embodiment of the present utility model is applied in circuit substrate;
Fig. 5 is the another embodiment of the utility model surge protecter;
Fig. 6 is the front end of terminal of the utility model surge protecter and a kind of alternate embodiment of hollow space;
Fig. 7 is the non-most advanced and sophisticated pattern of rectangle and apart from the modulation schematic diagram for the front end of the terminal of the utility model surge protecter;
Fig. 8 is an arc and apart from the modulation schematic diagram for the front end of the terminal of the utility model surge protecter;
Fig. 9 is a sharp cone distal and apart from the modulation schematic diagram for the front end of the terminal of the utility model surge protecter.
The primary clustering symbol description
| 1 |
2 |
| 11 |
21 |
| 111 |
211 |
| 12 |
22 |
| 121 connecting |
221 connecting holes |
| 113,123 dented |
23 |
| 13 |
24 |
| 14 |
25,26 terminals |
| 15,16 |
3 |
| 151, the front end of 161 terminals |
Embodiment
Please refer to shown in Figure 1ly, be the utility model surge protecter exploded view.Composition structure of the present utility model has comprised a body 1; this body 1 is by first cladding 11 and 12 be combined intos of second cladding in the present embodiment; in this diagram; first cladding 11 extends four joint pin 111a～d by this body; second cladding 12 is concaved with four connecting holes 121 by this body in addition; but joint pin 111 and connecting hole 121 that in fact should correspondence exceed with four groups; the body of first cladding 11 and second cladding 12 is by wall 112; 122 all have a dented space 113; 123; and both combine the kenel (need consult Fig. 2 A) that promptly becomes body interior and have hollow space 13; the various variation of hollow space 13 shapes of this body 1 inside; the withstand voltage difference of general foundation can be divided into round; rectangle; and can design according to the safety standard; to meet the structure examination and electric relevant safety test of surge protecter, this part this paper is follow-up will be further specified.
The Fig. 2 that please arrange in pairs or groups consults, the utility model also has a passage 14 and runs through body, lead to extraneous from a place of hollow space 13, extending to outer setting in body 1 has the two- terminal 15,16 of the suitable distance of being separated by, the front end 151,161 of each terminal 15,16 is relative in the hollow space 13 of body 1, and the other end can be arranged on the circuit board of electric equipment products.This front end 151,161 that is arranged in the hollow space 13 generally is referred to as the terminal that discharges, and the standoff distance of two discharge terminals should be greater than hollow space 13.So, from hollow space 13 in, passage 14, the external world promptly form an electric discharge path of releasing, protect load circuit to prevent thunderbolt or antistatic, surging.
Fig. 2 gets up for the unit construction that Fig. 1 is decomposed; so this surge protecter is promptly the same as electronic building brick; can make the standard small part; use is set on the circuit substrate 3 of all types of electric equipment products (as shown in Figure 3) with terminal 15,16 any also connections, as: the circuit substrate of transformer, handset charging holder etc.
Surge protecter of the present utility model uses on the circuit substrate 3 of transformer, as the application that prevents surging, protection electronic product.Be to strengthen the electric equipment products safeguard measures, so just extreme and inferior extreme with the transformer that is arranged on the civil power input, Fig. 3 is on the representative transformer circuit substrate, and the primary and secondary side of coil respectively and connect the signal of a surge protecter.Provide a data for reference at this, in the safety standard, if elementary working voltage is 110 volts, apart the terminal of 1.5mm, secondary end need be at a distance of the surge protecter of 2.0mm then just extremely to be required to be terminal; If elementary working voltage is 200 volts, then just extremely being required to be terminal needs terminal at a distance of 2.0mm, secondary end to need surge protecter at a distance of 4.0mm, with the spacing that meets terminal and the installation code of its creepage distance.
Fig. 4 is another kind of embodiment of the present utility model.Same, this body 2 is by first cladding 21 and 22 be combined intos of second cladding, but be with the previous embodiment difference, first cladding 21 and second cladding 22 are to form complete body 2 in upper and lower engaging mode, first cladding 21 extends four joint pins, 211, the second claddings 22 and is concaved with four connecting holes 221, forms the kenel of hollow space 23 equally in inside, and as: passage 24, terminal 25,26 are all identical with Fig. 1 embodiment set-up mode.So, but engaging about the utility model body mat, engaging mode up and down forms, and be applied in (with reference to figure 4) on the circuit substrate 3.
Fig. 5 is another embodiment of the present utility model, it is identical with previous embodiment, this body 1 is by first cladding 11 and second cladding, 12 be combined intos, first cladding 11, second cladding 12 is provided with four corresponding joint pins 111, four connecting holes 121, inside is formed with hollow space 13, and be provided with passage 14, terminal 15,16, institute's difference is, this terminal 15,16 have a predetermined bending angle, make it can be by this with first, second cladding 11,12 obtain preferable location, and correspondence is inserted in different spans (as elementary, between secondary), simple and easy modulation of tool and convenient effective utilization.
The utility model institute application principle is under the highfield effect, the body surface curvature big place of healing, as: top equipotential plane sharp-pointed, fines is close, and electric field strength increases severely, cause near its air to be ionized and produce gas discharge, generally be referred to as corona discharge.And point discharge is a kind of of corona discharge, specially near air ionization and produce the phenomenon of the gas discharge fingertip end.So produce the phenomenon of point discharge, except enough high voltage will be arranged, also must have suitable object surface shape to cooperate, boost positive electrical short and see through moment, negative electricity is drawn and is stayed in air, naturally can and airborne oxygen molecule neutralize.Below change for the surface that further specifies hollow space.
Below be some variation examples of the utility model, same parts is with reference to the label of Fig. 1.
Please consult shown in Figure 6 simultaneously.The structure of Fig. 6 has comprised a body 1, this body 1 inner formed hollow space 13 is a rectangle, the front end 151,161 of terminal 15,16 is oppositely arranged on an apart distance in this hollow space 13, in this variation example, the front end 151,161 of this terminal 15,16 is not to be most advanced and sophisticated form, but a smooth rectangular end, so in fact, the rectangle terminal can discharge with the tip at four angles.Therefore produce moment at the surging high pressure, hollow space 13 form positive and negative ion along the air in face and the electrode gap (hollow space 13), so in highfield the big kinetic energy of acquisition, move to two electrode direction respectively.Because the dielectric strength of body 1 is more much bigger than air, therefore body 1 can be not breakdown, cause charged particle to form discharge channel along the air on hollow space 13 surfaces, this moment will by in the hollow space 13, passage 14, the external world promptly form an electric discharge path of releasing, high pressure, high electric current that surging is produced import the earth.
Second kind of application examples please consulted Fig. 7～shown in Figure 9 simultaneously.Its main structure is identical with previous embodiment, comprised a body 1, this body 1 inner formed hollow space 13 is spherical, should then be cambered surface along face during for sphere, and the front end 151,161 of terminal 15,16 is oppositely arranged on an apart distance in this hollow space 13.In Fig. 7～Fig. 9 embodiment, wherein the front end 151,161 of Fig. 7 terminal 15,16 is a rectangle, Fig. 8 terminal 15,16 front ends 151,161 are arc, the front end 151,161 of the terminal 15,16 of Fig. 9 is most advanced and sophisticated form, though so terminal tool difformity, but all can discharge at its tip,, reach the different mode of operation of the different discharge voltage values of control simultaneously by its terminal 15,16 front ends 151,161 distance of modulation.Produce moment at the surging high pressure, same, hollow space 13 form positive and negative ion along the air in face and the electrode gap (hollow space 13), so in highfield the big kinetic energy of acquisition, move to two electrode direction respectively.Because the dielectric strength of body 1 is more much bigger than air, therefore body 1 can be not breakdown, cause charged particle to form discharge channel along the air on hollow space 13 surfaces, will promptly form an electric discharge path of releasing this moment by hollow space 13, passage 14, the external world, and high pressure, high electric current that surging is produced import the earth.
More than two change examples and enumerate hollow space respectively and can be rectangle or sphere, the leading section potential energy of terminal enough is the rectangle terminal, arc terminal or pointed cone terminal, various cooperation purpose is then in the variation of explanation the utility model on specification, the major technique feature is still that point discharge is drawn and stays in air, simultaneously in hollow space, passage, the external world promptly form an electric discharge path of releasing, high pressure, high electric current that surging is produced import the earth.
Claims (7)
1. surge protecter, the surging that the high pressure of releasing produces, the protection electric equipment products suffer the damage of surging, and it is characterized in that: its structure has:
One body;
Be formed with a hollow space in this body interior, the wall of this hollow space has a passage that runs through body;
The two-terminal of the distance of being separated by is embedded at body, and relatively, and that each other end extends each end of this two-terminal is external in the hollow space of body.
2. surge protecter as claimed in claim 1 is characterized in that: this body is one first cladding and one second cladding institute be combined into, and first cladding is extended with several joint pins, and second cladding is concaved with several connecting holes.
3. surge protecter as claimed in claim 2 is characterized in that: the internal face of this first cladding and second cladding all has the space of a depression, and both are in conjunction with being hollow space.
4. surge protecter as claimed in claim 1 is characterized in that: this hollow space is a rectangle.
5. surge protecter as claimed in claim 1 is characterized in that: this hollow space is a sphere.
6. surge protecter as claimed in claim 1 is characterized in that: this terminal has a front end in hollow space, and kenel is the rectangle discharge end.
7. surge protecter as claimed in claim 1 is characterized in that: this terminal has a front end in hollow space, and kenel is the point discharge end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200004370U CN201063417Y (en) | 2007-07-06 | 2007-07-06 | Surge protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200004370U CN201063417Y (en) | 2007-07-06 | 2007-07-06 | Surge protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201063417Y true CN201063417Y (en) | 2008-05-21 |
Family
ID=39451804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200004370U Expired - Fee Related CN201063417Y (en) | 2007-07-06 | 2007-07-06 | Surge protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201063417Y (en) |
-
2007
- 2007-07-06 CN CNU2007200004370U patent/CN201063417Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN KING POWER ELECTRONICS CO., LTD. Free format text: FORMER OWNER: OHARA TAKEYOSHI Effective date: 20110322 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Takeyoshi Ohara Inventor after: Liu Jianhong Inventor before: Takeyoshi Ohara |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: OHARA TAKEYOSHI TO: OHARA TAKEYOSHI LIU JIANHONG Free format text: CORRECT: ADDRESS; FROM: FUKUOKA CITY, FUKUOKA PREFECTURE, JAPAN TO: 523660 ZHENXING ROAD 1, JUMIN, QINGXI TOWN, DONGGUAN CITY |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110322 Address after: 523660, the revitalization of the residents of Qingxi Town, Dongguan Patentee after: Dongguan Fangleiwang Electronic Technology Co., Ltd. Address before: Fukuoka, Fukuoka, Japan Patentee before: Takeyoshi Ohara |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080521 Termination date: 20150706 |
|
| EXPY | Termination of patent right or utility model |