CN101860008B - Electric-connection thermal tripping operating display device, electronic device and large-discharge surge protector - Google Patents
Electric-connection thermal tripping operating display device, electronic device and large-discharge surge protector Download PDFInfo
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- CN101860008B CN101860008B CN201010171219XA CN201010171219A CN101860008B CN 101860008 B CN101860008 B CN 101860008B CN 201010171219X A CN201010171219X A CN 201010171219XA CN 201010171219 A CN201010171219 A CN 201010171219A CN 101860008 B CN101860008 B CN 101860008B
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Abstract
The invention discloses an electric-connection thermal tripping operating display device, an electronic device and a large-discharge surge protector. The large-discharge surge protector comprises a discharger, a piezoresistor bank, a phase current diverter pole connecting piece and an elastic thermal tripping operating mechanism, wherein the electrodes of piezoresistors and the phase current diverter pole connecting piece are respectively welded with metal connecting pieces on the elastic thermal tripping operating mechanism through low-temperature soldering tin, and the welding points are the thermal tripping points. During overvoltage, the piezoresistors are conducted to emit heat, and the accumulated heat is conducted to the thermal tripping point through the electrodes of the piezoresistors, so that the thermal tripping points are melted and the electric connection of the piezoresistors is cut off; under the action of the elastic thermal tripping operating mechanism, the piezoresistor bank quickly trips from the phase current diverter pole connecting piece so as to cut off a power path, so that the discharger disengages from the line to avoid short-circuit danger caused by piezoresistor overheating; and meanwhile, the tripping display device actuates and displays on a window to remind a user of changing, thereby performing the function for favorably protecting equipment and an electric network.
Description
Technical field
The present invention relates to a kind of electric-connection thermal tripping operating display device, be used for controlling the temperature of the two electronic component galvanization accumulation of heat that are in electrical connection, so that other equipment in the path are safeguarded effectively.
The present invention relates to a kind of electronic installation that contains electric-connection thermal tripping operating display device, be used for controlling the temperature of electronic component galvanization accumulation of heat, so that other equipment in the path are safeguarded effectively.
The invention still further relates to a kind of large-discharge surge protector, it is mainly used in the big flow through applications place of satisfying communications industry demand.
Background technology
At present, the large-discharge surge protector that generally adopts in the industry is by the design nineties of French CITEL company, and it adopts the parallel connection of multi-disc piezo-resistance; Every piezoresistance electrode is connected through rubber-like electroconductive elastic sheet and single phase poaer supply; And through the welding of eutectic welding tin solder, thread off through the separation realization heat of elasticity shell fragment, in addition between piezoresistance electrode and the electroconductive elastic sheet; In the surperficial colored red of elasticity shell fragment, the Presentation Function when realizing that heat is threaded off.Therefore, there is following problem in this scheme because of the technology limitation of himself:
1, in the galvanization; Electroconductive elastic sheet need pass through electric current, and electric current electric power and heat conducting effect make the electroconductive elastic sheet elastic fatigue, then adopts the elasticity shell fragment to bear the separation of piezo-resistance when aging overheated separately and flicks; The function of coming realization equipment heat to thread off; Often exist separate not in place, cause showing inaccurate, or basic situation of having separated not.And electroconductive elastic sheet separates the greatest problem that causes not in place and can't carry out remote signalling exactly, causes the unattended open-air communication base station can't perception after lightning protection was lost efficacy, thereby can't in time change and have a risk of being struck by lightning under the unshielded situation.
2, it adopts see-through window observation electroconductive elastic sheet to be shown to from nothing and jumps red dropout display mode, then very easily because the cause of electric arc makes see-through window turn black, can't observe clearly, causes and can't directly judge.
3. the linked switch complicated circuit needs a plurality of switches to provide one to arrive protection ground (or zero line) mutually, and every phase is used 3 switches at least, and three-phase needs 9 switches, has increased fault point and cost.
Summary of the invention
The present invention is directed to the deficiency of prior art; A kind of electric-connection thermal tripping operating display device is provided, and it is through adopting the hot dropout operating mechanism of elasticity, makes when the two electronic component heats that are in electrical connection in the galvanization are accumulated to uniform temperature; Heat occurring threads off; And two electronic components can separate fast, and then circuit loop breaks off, and other equipment in the circuit loop and electrical network are carried out excellent protection.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of electric-connection thermal tripping operating display device; Comprise hot dropout operating mechanism of elasticity and the dropout display unit that links with the hot dropout operating mechanism of this elasticity; The hot dropout operating mechanism of said elasticity comprises device frame, the first compression spring, the plastic components that can in the device frame, vertically move and is used to be connected in series the metal connecting sheet of two electronic components; Said metal connecting sheet is installed on the plastic components; The said first compression spring housing is connected on the plastic components; And the first compression spring is squeezed between the flange and device frame bottom that is provided with on the plastic components through the welding of the low temperature soldering between two electronic components and metal connecting sheet adhesion strength; But said dropout display unit is installed on the direction board stuck-module of device arch with comprising outside form direction board and move left and right, and said outside form direction board is installed on the direction board stuck-module, and said plastic components top is provided with the direction board stuck-module pushing part that can promote direction board stuck-module move left and right.
Further, said device arch is provided with column, and it is flange shape that post end is, and said direction board stuck-module location and installation is between post end flange and device arch.
Further, be connected with second Flexible Connector between said post end flange and the direction board stuck-module.
Further, said direction board stuck-module pushing part is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
Another technical purpose of the present invention provides a kind of electronic installation that contains above-mentioned electric-connection thermal tripping operating display device; It makes heating electronic component and external electrode be electrically connected through the hot dropout operating mechanism of this elasticity, when then heat is threaded off through adopting the hot dropout operating mechanism of elasticity; Under the effect of the hot dropout operating mechanism of elasticity; Electronic devices and components separate with external electrode fast, and then circuit loop breaks off, and other equipment in the circuit loop and electrical network are carried out excellent protection.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of electronic installation that contains above-mentioned electric-connection thermal tripping operating display device; Comprise heating electronic component, external electrode, the hot dropout operating mechanism of elasticity and the dropout display unit that links with the hot dropout operating mechanism of this elasticity; The hot dropout operating mechanism of said elasticity comprises plastic components and the metal connecting sheet that device frame, first compresses spring, can in the device frame, vertically move; Said heating electronic component is installed in the device frame; Said metal connecting sheet is installed on the plastic components; And heating electronic component and external electrode are connected in series through the mode and the metal connecting sheet of the welding of eutectic welding tin solder; And the first compression spring housing is connected on the plastic components; And the first compression spring is squeezed between the flange and device frame bottom that is provided with on the plastic components through the welding of the low temperature soldering between heating electronic component and external electrode and metal connecting sheet adhesion strength, but said dropout display unit is installed on the direction board stuck-module of device arch with comprising outside form direction board and move left and right, and said outside form direction board is installed on the direction board stuck-module; Said plastic components top is provided with the direction board stuck-module pushing part that can promote direction board stuck-module move left and right, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
Further, said heating electronic component is a piezo-resistance.
Another goal of the invention of the present invention provides a kind of large-discharge surge protector that contains above-mentioned electric-connection thermal tripping operating display device; It is through being provided with the hot dropout operating mechanism of elasticity between varistor group and the mutually electric diverter pole brace; Make when overvoltage appears in circuit; Under the effect of the hot dropout operating mechanism of this elasticity; The varistor group can be threaded off rapidly with mutually electric diverter pole brace, avoids varistor because the overheated danger that causes line short, the safe operation of maintenance line and arrester effectively.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of large-discharge surge protector that contains above-mentioned electric-connection thermal tripping operating display device; Comprise mount pad, arrester and varistor group; Each is connected with one group of varistor group all respectively on the electricity mutually; The varistor group is composed in parallel by the varistor more than three, and varistor comprises piezo-resistance, and said arrester and varistor group are installed in the mount pad respectively; And arrester is connected with an electrode electricity of piezo-resistance; Another electrode of piezo-resistance then is electrically connected with mutually electric diverter pole brace, and said mutually electric diverter pole brace is electrically connected through the hot dropout operating mechanism of elasticity with varistor, and is connected with to interlock the dropout display unit on the hot dropout operating mechanism of elasticity; The hot dropout operating mechanism of said elasticity comprises plastic components and the metal connecting sheet that device frame, first compresses spring, can in the device frame, vertically move; Said piezo-resistance places in the device frame, and the electrode of said varistor and mutually electric diverter pole brace are electrically connected through the eutectic welding tin solder with metal connecting sheet respectively, and the said first compression spring housing is connected on the plastic components; And the first compression spring is squeezed between the flange and device frame bottom that is provided with on the plastic components; Said dropout display unit comprises outside form direction board and the direction board stuck-module that is used to install outside form direction board, and said device arch is provided with column, and it is flange shape that post end is; Said direction board stuck-module location and installation is between post end flange and device arch; Said plastic components top is provided with direction board stuck-module pushing part, and this direction board stuck-module pushing part is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
Further, the preventing arc parts that are used to intercept piezo-resistance and mutually electric diverter pole brace are installed on the said device frame, these preventing arc parts are electrically connected the position near varistor and mutually electric diverter pole brace and are provided with.
Further; Said arrester is electrically connected through the interflow electrode connecting piece with the varistor group; Offer three single-phase electrode installation portions on the electrode connecting piece of said interflow, the electrode that is connected to three groups of varistor groups on the three-phase electricity is connected in parallel through three single-phase electrode installation portions that are provided with on the electrode connecting piece of interflow.
Further, said interflow electrode connecting piece is tree-like, offers the isolation channel that is used to dispel the heat between adjacent two single-phase electrode installation portions on the electrode connecting piece of said interflow.
According to above technical scheme, can realize following beneficial effect:
1. varistor according to the invention through being installed on the metal connecting sheet on the hot dropout operating mechanism of elasticity, adopts the mode of eutectic welding tin solder welding to be electrically connected with mutually electric diverter pole brace; Then this eutectic welding tin solder welding site is hot trip point, and then when overvoltage occurring, varistor forwards conducting state to from high-impedance state; Simultaneously, heating appears in the varistor of conducting, and the heat of accumulation is transmitted to hot trip point through the electrode of varistor; Cause the eutectic welding tin solder at this place back that is heated to melt rapidly; Thereby make to lose the welding adhesion strength between piezo-resistance and the mutually electric diverter pole brace, under the effect of the hot dropout operating mechanism of elasticity, varistor separates rapidly with mutually electric diverter pole brace; The path of cutting off the electricity supply; Make arrester break away from circuit, avoid varistor effectively because good equipment and electric network protection function are played in the overheated danger that causes line short;
2. the present invention is provided with the dropout display unit, and the interlock of the hot dropout operating mechanism of this dropout display unit and elasticity is installed, i.e. the back thawing and when being moved rapidly because the eutectic welding tin solder of hot trip point is heated when the hot dropout operating mechanism of elasticity; The dropout display unit is promptly made respective reaction thereupon, with external demonstration varistor generation dropout fault, and the some or all of inefficacy of prompting client's varistor; Lightning protection function reduces or lost efficacy; Need to change, the clear demonstration of display window is difficult for causing client's misread phenomenon to take place, and hence one can see that; The present invention prompting operation person preferably in time changes, and has the good man computer interface function;
3. the present invention is electrically connected with the varistor group arrester through the interflow electrode connecting piece; Offer three single-phase electrode installation portions on the electrode connecting piece of said interflow; And the interflow electrode connecting piece is tree-like, offers the isolation channel that is used to dispel the heat between two simultaneously adjacent single-phase electrode installation portions, and the varistor work calories that can reduce under the conducting state carries out heat conduction between electrode; Electrode group adstante febre when the varistor group of certain phase; Heat concentrates in this group as much as possible, makes the varistor group of conducting can let hot trip point thread off as early as possible, prevents that hot trip point from also not reaching the dropout temperature under the situation that long-time big electric current passes through; Even varistor lost efficacy, the operation of can't threading off of the hot dropout operating mechanism of elasticity.In addition; Adopt the varistor of this structure, can stop heat to carry out heat conduction effectively, reach good designing requirement through electrode; Therefore; Varistor of the present invention has improved the dropout reliability of the hot dropout operating mechanism of elasticity, possesses the ability of inner high withstand voltage, heat dissipation ventilation, has solved the influence of heat conduction to properties of product and function simultaneously preferably.
Description of drawings
Fig. 1 is the perspective view of electric-connection thermal tripping operating display device according to the invention when being in operate as normal;
Fig. 2 is the perspective view of electric-connection thermal tripping operating display device according to the invention when being in heat and threading off;
Fig. 3 is the perspective view that contains a kind of embodiment of electronic installation (figure is single-phase varistor group) of electric-connection thermal tripping operating display device according to the invention;
Fig. 4 is a kind of embodiment of electronic installation (figure is single-phase varistor group) the other direction perspective view that contains electric-connection thermal tripping operating display device according to the invention;
Fig. 5 is the structural representation that contains the electric-connection thermal tripping operating display device large-discharge surge protector according to the invention;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the syndeton sketch map of three-phase varistor group of the present invention;
Wherein, mount pad 1 varistor group 2 varistors 21 varistor input electrodes 211 varistor output electrodes 212 isolation channels 22 single-phase electrode installation portions 23 device frames 24 interflow electrode connecting piece 3 arresters 5 first compression springs 61 plastic components 62 direction board stuck-module pushing part 621 metal connecting sheets 63 dropout display unit 5 outside form direction board 71 direction board stuck-modules 72 strip through-holes 721 second Flexible Connectors 71 columns 74.
Embodiment
Accompanying drawing discloses the version of an embodiment of the present invention without limitation, below will combine accompanying drawing that technical scheme of the present invention at length is described.
Like Fig. 3 and shown in Figure 4; Electric-connection thermal tripping operating display device of the present invention; Comprise hot dropout operating mechanism of elasticity and the dropout display unit that links with the hot dropout operating mechanism of this elasticity; The hot dropout operating mechanism of said elasticity comprises device frame 24, the first compression spring 61, the plastic components 62 that can in device frame 24, vertically move and is used to be connected in series the metal connecting sheet 63 of two electronic components; Said metal connecting sheet 63 is installed on the plastic components 62; The said first compression spring 61 is socketed on the plastic components 62; And the first compression spring 61 is squeezed between the flange and device frame 24 bottoms that is provided with on the plastic components 62 through the welding of the low temperature soldering between two electronic components and the metal connecting sheet 63 adhesion strength; But said dropout display unit is installed on the direction board stuck-module 72 at device frame 24 tops with comprising outside form direction board 71 and move left and right, and said outside form direction board 71 is installed on the direction board stuck-module 72, and said plastic components 62 tops are provided with the direction board stuck-module pushing part 621 that can promote direction board stuck-module 72 move left and right; And the top of this direction board stuck-module pushing part 621 places in the strip through-hole of offering on the direction board stuck-module 72 721, and said direction board stuck-module pushing part 621 is an at right angles trapezoidal stage body of cross section simultaneously.Said device frame 24 tops are provided with column 74, and column 74 ends are flange shape, and said direction board stuck-module 72 location and installation are between post end flange and device frame 24 tops.Be connected with second Flexible Connector 71 between said post end flange and the direction board stuck-module 72.
Like Fig. 6 and shown in Figure 7; The electronic installation that contains above-mentioned electric-connection thermal tripping operating display device according to the invention; Comprise the hot dropout operating mechanism of heating electronic component, external electrode, device frame 24 and elasticity; Said heating electronic component is a piezo-resistance; Outer electrode is mutually electric diverter pole brace 4; Said heating electronic component is installed in the device frame 24, and the hot dropout operating mechanism of said elasticity comprises the first compression spring 61, the plastic components 62 that can vertically move in the frame 24 at device and be installed in the metal connecting sheet 63 on the plastic components 62, and the electrode and the external electrode of said heating electronic component are electrically connected through the eutectic welding tin solder with metal connecting sheet 63 respectively; The said first compression spring 61 is socketed on the plastic components 62, and the first compression spring 61 is squeezed between the flange and device frame 24 bottoms that is provided with on the plastic components 62.Also comprise the dropout display unit; This dropout display unit comprises outside form direction board 71 and the direction board stuck-module 72 that is used to install outside form direction board 71; Said device frame 24 tops are provided with column 74; Column 74 ends are flange shape, and said direction board stuck-module 72 location and installation are between column 74 end flange and device frame 24 tops, and said plastic components 62 tops are provided with direction board stuck-module pushing part 621; This direction board stuck-module pushing part 621 is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part 621 places in the strip through-hole of offering on the direction board stuck-module 72 721.Be connected with second Flexible Connector 73 between said column 74 end flange and the direction board stuck-module 72.
Extremely shown in Figure 4 like Fig. 1; The large-discharge surge protector that contains above-mentioned electric-connection thermal tripping operating display device according to the invention; Comprise mount pad 1, arrester 5 and varistor 21; Arrester 5 adopts the mode of three-phase five-wire mode (comprising L1, L2, L3, N, five lines of PE) to be electrically connected in the three-phase circuit with varistor 21; Be connected with one group of varistor group 2 all respectively between live wire that each is electric mutually and the N line; And varistor group 2 is composed in parallel by the varistor more than three 21; Arrester 5 then is connected between N line and the PE line; Said arrester 5 and varistor group 2 are installed in respectively in the mount pad 1, and arrester 5 is electrically connected with an electrode (being varistor output electrode 212) of varistor 21, and another electrode of varistor 21 (being varistor input electrode 211) and mutually electric diverter pole brace 4 are electrically connected; Said varistor 21 comprises device frame 24 and is installed on the piezo-resistance in this device frame 24; Said mutually electric diverter pole brace 4 is electrically connected through the hot dropout operating mechanism of elasticity with varistor 21, and the hot dropout operating mechanism of this elasticity comprises the first compression spring 61, the plastic components 62 that can in device frame 24, vertically move and be installed in the metal connecting sheet 63 on the plastic components 62 that the input electrode 211 of said varistor 21 and mutually electric diverter pole brace 4 are electrically connected through the eutectic welding tin solder with metal connecting sheet 63 respectively; Then the welding site of this eutectic welding tin solder is hot trip point; The said first compression spring 61 is socketed on the plastic components 62, and the first compression spring 61 is squeezed between the flange and device frame 24 bottoms that is provided with on the plastic components 62, therefore; Plastic components 62 places in the device frame 24 with the welding adhesion strength location that metal connecting sheet 63 forms respectively through the electrode and the mutually electric diverter pole brace 4 of varistor 21, and this welding adhesion strength makes the compression spring 61 of winning be compressive state.
During varistor 21 operate as normal; As shown in Figure 3; Plastic components 62 varistor 21 and mutually electric diverter pole brace 4 respectively and the location of the welding adhesion strength between the metal connecting sheet 63 place in the mount pad 1, the first compression spring 61 is in compressive state; When varistor 21 is in trip status, as shown in Figure 4, varistor 21 and mutually electric diverter pole brace 4 respectively and the welding adhesion strength between the metal connecting sheet 63 destroyed because of the thawing of eutectic welding tin solder; Hot trip point is threaded off; Under the elastic force effect of the first compression spring 61, the metal connecting sheet 63 that plastic components 62 drives on it upwards ejects rapidly, and current circuit is cut off; Make arrester 5 breaking circuits, reach the purpose of protection equipment and electrical network.
Large-discharge surge protector of the present invention also comprises the dropout display unit with the hot dropout operating mechanism interlock of elasticity; This dropout display unit comprises outside form direction board 71 and the direction board stuck-module 72 that is used to install outside form direction board 71; Said outside form direction board 71 is provided with the red sector/Green Zone that is used to show varistor 21 operating states; Wherein the Green Zone shows that varistor 21 is in normal operating conditions, and red sector shows that then varistor 21 is in hot trip status, and said device frame 24 tops are provided with column 74; Column 74 ends are flange shape; Said direction board stuck-module 72 location and installation are between column 74 end flange and device frame 24 tops, and then direction board stuck-module 72 can be along column 74 move left and right, and promptly column 74 play the guiding role.Be connected with second Flexible Connector 73 between said column 74 flange end and the direction board stuck-module 72, can ensure better that then the location between direction board stuck-module 72 and the device frame 24 is provided with, prevent rocking of direction board stuck-module 72 in transit.Said plastic components 62 tops are provided with direction board stuck-module pushing part 621; This direction board stuck-module pushing part 621 is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part 621 places in the strip through-hole of offering on the direction board stuck-module 72 721.When varistor 21 is in normal operating conditions, sees through outside form and observe outside form direction board 71 demonstration Green Zones; When varistor 21 is in hot trip status, because plastic components 62 upwards ejects, then direction board stuck-module pushing part 621 will drive direction board stuck-module 72 and move right; Cause outside form direction board 71 by the transformation of Green Zone, thereby reach the function of threading off and showing in real time, therefore to red sector; When hot trip point is threaded off,, also can only burn near the device frame 24 of hot trip point even if there is electric arc; Direction board stuck-module 72 is fixed on the top of device frame 24 simultaneously; Therefore, dropout display unit according to the invention can stop the pollution of electric arc coke gasification reaction black smoke to outside form, can see through outside form and observe clearly.
In addition; The preventing arc parts that are used to intercept piezo-resistance and mutually electric diverter pole brace 4 are installed on the said device frame 24; These preventing arc parts are provided with mutually electric diverter pole brace 4 electrical connection positions near varistor 21, when then heat is threaded off, because the existence of preventing arc parts; Can cut off the generation of electric arc effectively, avoid Jiao between the parts to stick with paste.
In general, existing varistor 21 electrodes generally are the good conductors of heat, therefore; Even if between mutually electric diverter pole brace 4 and varistor 21, hot trip point is set, and be electrically connected, when varistor 21 work adstante febres with the hot dropout operating mechanism of elasticity; Heat can pass through varistor 21 electrodes and conduct, even if cause varistor 21 to be in big current work state for a long time, hot trip point does not reach the dropout temperature yet; When serious; Varistor 21 had lost efficacy, but the hot dropout operating mechanism of elasticity is not made the operation of threading off, and has influenced the hot dropout operating mechanism of elasticity the protection of equipment is renderd a service; In addition, the varistor group 2 that usually adopts a plurality of varistor 21 parallel connections to form on the single phase circuit is when making production; Generally each varistor 21 electrodes welding back is electrically connected with arrester 5, because it is varistor 21 electrodes are good conductors of heat, comparatively rapid to the heat conduction; It is very slow to cause part heat to be welded to rise; Production efficiency is lower, and simultaneously, varistor 21 electrodes that welded are owing to be heated for a long time; Very easily cause varistor 21 decreased performance; Therefore, the present invention is electrically connected the interflow electrode connecting piece that is tree shape between arrester 5 and varistor, after each varistor 21 electrodes that are about to varistor group 2 are welded in the single-phase electrode installation portion that collaborates to be provided with on the electrode connecting piece successively; Adopt electric welding to make each varistor 21 parallel connections get final product again; In the hope of heat being concentrated on hot trip point as much as possible, make the varistor 21 of conducting state can let hot dropout operating mechanism move rapidly, equipment is realized good protective action.Therefore; Arrester 5 according to the invention is electrically connected through the interflow electrode connecting piece with varistor group 2; Offer three single-phase electrode installation portions on the electrode connecting piece of said interflow, each varistor 21 electrodes that are connected to three groups of varistor groups 2 on the three-phase electricity are connected in parallel through three single-phase electrode installation portions that are provided with on the electrode connecting piece of interflow.Said interflow electrode connecting piece is tree-like, collaborates to offer the isolation channel that is used to dispel the heat between two adjacent on electrode connecting piece single-phase electrode installation portions.
Claims (9)
1. electric-connection thermal tripping operating display device; It is characterized in that; Comprise hot dropout operating mechanism of elasticity and the dropout display unit that links with the hot dropout operating mechanism of this elasticity; The hot dropout operating mechanism of said elasticity comprises device frame, the first compression spring, the plastic components that can in the device frame, vertically move and is used to be connected in series the metal connecting sheet of two electronic components; Said metal connecting sheet is installed on the plastic components; The said first compression spring housing is connected on the plastic components, and the first compression spring is squeezed in the flange that is provided with on the plastic components and installs between the frame bottom through the low temperature soldering between two electronic components and metal connecting sheet welding adhesion strength, but said dropout display unit is installed on the direction board stuck-module of device arch with comprising outside form direction board and move left and right; Said outside form direction board is installed on the direction board stuck-module, and said plastic components top is provided with the direction board stuck-module pushing part that can promote direction board stuck-module move left and right; Said direction board stuck-module pushing part is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
2. according to the said electric-connection thermal tripping operating display device of claim 1, it is characterized in that said device arch is provided with column, it is flange shape that post end is, and said direction board stuck-module location and installation is between post end flange and device arch.
3. according to the said electric-connection thermal tripping operating display device of claim 2, it is characterized in that, be connected with second Flexible Connector between said post end flange and the direction board stuck-module.
4. one kind contains the electronic installation that right requires 1 said electric-connection thermal tripping operating display device; It is characterized in that; Comprise heating electronic component, external electrode, the hot dropout operating mechanism of elasticity and the dropout display unit that links with the hot dropout operating mechanism of this elasticity; The hot dropout operating mechanism of said elasticity comprises plastic components and the metal connecting sheet that device frame, first compresses spring, can in the device frame, vertically move; Said heating electronic component is installed in the device frame; Said metal connecting sheet is installed on the plastic components; And heating electronic component and external electrode are connected in series through the mode and the metal connecting sheet of the welding of eutectic welding tin solder; And the first compression spring housing is connected on the plastic components; And the first compression spring is squeezed between the flange and device frame bottom that is provided with on the plastic components through the welding of the low temperature soldering between heating electronic component and external electrode and metal connecting sheet adhesion strength, but said dropout display unit is installed on the direction board stuck-module of device arch with comprising outside form direction board and move left and right, and said outside form direction board is installed on the direction board stuck-module; Said plastic components top is provided with the direction board stuck-module pushing part that can promote direction board stuck-module move left and right, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
5. according to the electronic installation of the said electric-connection thermal tripping operating display device of claim 4, it is characterized in that said heating electronic component is a piezo-resistance.
6. large-discharge surge protector that contains the said electric-connection thermal tripping operating display device of claim 1; Comprise mount pad, arrester and varistor group; Each is connected with one group of varistor group all respectively on the electricity mutually, and the varistor group is composed in parallel by the varistor more than three, and varistor comprises piezo-resistance; Said arrester and varistor group are installed in the mount pad respectively; And arrester is connected with an electrode electricity of piezo-resistance, and another electrode of piezo-resistance then is electrically connected with mutually electric diverter pole brace, it is characterized in that; Said mutually electric diverter pole brace is electrically connected through the hot dropout operating mechanism of elasticity with varistor; And be connected with to interlock the dropout display unit on the hot dropout operating mechanism of elasticity, the hot dropout operating mechanism of said elasticity comprises plastic components and the metal connecting sheet that device frame, first compresses spring, can in the device frame, vertically move, and said piezo-resistance places in the device frame; The electrode of said varistor and mutually electric diverter pole brace are electrically connected through the eutectic welding tin solder with metal connecting sheet respectively; The said first compression spring housing is connected on the plastic components, and the first compression spring is squeezed in the flange that is provided with on the plastic components and installs between the frame bottom, and said dropout display unit comprises outside form direction board and the direction board stuck-module that is used to install outside form direction board; Said device arch is provided with column; It is flange shape that post end is, and said direction board stuck-module location and installation is between post end flange and device arch, and said plastic components top is provided with direction board stuck-module pushing part; This direction board stuck-module pushing part is an at right angles trapezoidal stage body of cross section, and the top of this direction board stuck-module pushing part places in the strip through-hole of offering on the direction board stuck-module.
7. large-discharge surge protector according to claim 6; It is characterized in that; The preventing arc parts that are used to intercept piezo-resistance and mutually electric diverter pole brace are installed on the said device frame, and these preventing arc parts are electrically connected the position near varistor and mutually electric diverter pole brace and are provided with.
8. large-discharge surge protector according to claim 6; It is characterized in that; Said arrester is electrically connected through the interflow electrode connecting piece with the varistor group; Offer three single-phase electrode installation portions on the electrode connecting piece of said interflow, the electrode that is connected to three groups of varistor groups on the three-phase electricity is connected in parallel through three single-phase electrode installation portions that are provided with on the electrode connecting piece of interflow.
9. large-discharge surge protector according to claim 8 is characterized in that, said interflow electrode connecting piece is tree-like, offers the isolation channel that is used to dispel the heat between adjacent two single-phase electrode installation portions on the electrode connecting piece of said interflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010171219XA CN101860008B (en) | 2010-05-13 | 2010-05-13 | Electric-connection thermal tripping operating display device, electronic device and large-discharge surge protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010171219XA CN101860008B (en) | 2010-05-13 | 2010-05-13 | Electric-connection thermal tripping operating display device, electronic device and large-discharge surge protector |
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| Publication Number | Publication Date |
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| CN101860008A CN101860008A (en) | 2010-10-13 |
| CN101860008B true CN101860008B (en) | 2012-09-19 |
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| CN201010171219XA Active CN101860008B (en) | 2010-05-13 | 2010-05-13 | Electric-connection thermal tripping operating display device, electronic device and large-discharge surge protector |
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| CN103580019B (en) * | 2012-08-09 | 2016-09-28 | 菲尼克斯亚太电气（南京）有限公司 | Surge protection device for circuit board |
| CN103904632B (en) * | 2014-02-24 | 2017-06-06 | 贵阳高新益舸电子有限公司 | High reliability novel surge protective device |
| CN105337245B (en) * | 2015-09-28 | 2018-05-25 | 马忠良 | A kind of thermostabilization trip gear and lightning protection for power supply |
| CN105429126B (en) * | 2016-01-12 | 2018-10-09 | 四川中光防雷科技股份有限公司 | A kind of three-phase surge protector |
| CN110350501B (en) * | 2018-04-04 | 2022-04-05 | 爱普科斯电子元器件(珠海保税区)有限公司 | Three-phase surge protection device |
| CN109659919A (en) * | 2019-01-16 | 2019-04-19 | 厦门大恒科技有限公司 | It is a kind of can anti-high-intensitive lightning current surge protector |
| CN110601164B (en) * | 2019-08-23 | 2024-03-22 | 隆科电子(惠阳)有限公司 | Rotary linkage thermal disengaging device capable of blocking in sequence |
| CZ2022246A3 (en) * | 2022-06-08 | 2023-09-13 | Megellan, Se | A passive device for protecting the electrical distribution box of the LV electrical energy supply to the building from an unwanted increased temperature, possibly flame burning |
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| CN2916918Y (en) * | 2006-05-25 | 2007-06-27 | 南通信达电器有限公司 | Surge protector dropout guide rail mechanism |
| CN200953462Y (en) * | 2006-09-30 | 2007-09-26 | 浙江德力西电器股份有限公司 | Surge protector fault tripping indicating mechanism |
| CN201690216U (en) * | 2010-05-13 | 2010-12-29 | 菲尼克斯亚太电气（南京）有限公司 | Electric-connection thermal trip operation display device and electronic device and big-discharge-current surge protection device |
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| JP5220529B2 (en) * | 2008-09-19 | 2013-06-26 | 株式会社Ｎｔｔファシリティーズ | Surge protection device |
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| CN2916918Y (en) * | 2006-05-25 | 2007-06-27 | 南通信达电器有限公司 | Surge protector dropout guide rail mechanism |
| CN200953462Y (en) * | 2006-09-30 | 2007-09-26 | 浙江德力西电器股份有限公司 | Surge protector fault tripping indicating mechanism |
| CN201690216U (en) * | 2010-05-13 | 2010-12-29 | 菲尼克斯亚太电气（南京）有限公司 | Electric-connection thermal trip operation display device and electronic device and big-discharge-current surge protection device |
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