CN102802373A - Information-based household protector - Google Patents
Information-based household protector Download PDFInfo
- Publication number
- CN102802373A CN102802373A CN2012103322760A CN201210332276A CN102802373A CN 102802373 A CN102802373 A CN 102802373A CN 2012103322760 A CN2012103322760 A CN 2012103322760A CN 201210332276 A CN201210332276 A CN 201210332276A CN 102802373 A CN102802373 A CN 102802373A
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- framework
- buckle
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- groove
- housing
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Abstract
The invention discloses an information-based household protector which comprises a shell, wherein the shell is provided with an upper mounting hole and a lower mounting hole; the back side of the shell is provided with a guide track groove and a buckling groove; the upper side wall of the guide track groove is provided with a clamping strip; a plastic buckle is mounted in the buckling groove; buckling strips are formed on the left and right walls of the buckling groove in an inward protruded way; the plastic buckle comprises a frame body; the frame body is provided with a guide groove and a clamping tongue; an upper cantilever and a lower cantilever are respectively arranged in left and right hollowed-out spaces of the frame body; an upper salient point is arranged at the suspended end of the upper cantilever; a lower salient point is arranged at the suspended end of the lower cantilever; the middle of the lower part of the frame body is provided with a round hole and a push-pull part; the bottom of the buckling groove is provided with a groove; and when the upper salient point and the lower salient point on the plastic buckle are matched with the upper fastening space of the groove of the shell, the clamping tongue on the plastic buckle is inserted into the guide track groove, and the round hole in the plastic buckle is superposed with the lower mounting hole in the shell. The technical scheme is simple in structure, reliable in connection, low in manufacturing cost and convenient in use and operation.
Description
Technical field
The present invention relates to a kind of information-based family expenses protector.
Background technology
Information-based family expenses protector is the Based Intelligent Control electrical equipment that uses during the power supply and distribution of electric power intellectualizing system is built; Automatic and the remote deciliter power supply-distribution system rated current of ability; The electric current of disjunction phase relation selectively fast when the power supply-distribution system fault; And overstep tripping or tripping phenomenon can not occur, can also read accident cause simultaneously.Realize supplying the management of power distribution network intellectuality, digitlization, networking, real time implementation, precision.
Information-based family expenses protector has used current node breaking technology, electronic technology, Electric automation technology, the network communications technology, computer and software engineering thereof etc.; Adopt modular construction; Broken through the tactic pattern of conventional domestic protector fully, integrated protection, measure, monitor.Except possessing conventional control, protection, warning, setting functions such as overload, overcurrent, quick-break, electric leakage, ground connection, also possess human-computer dialogue demonstration, storage, memory, logic analysis, judgement and functions such as selection and network service simultaneously.Can show to supply the various electricity consumption characteristic parameters of power distribution network and carry out the storage of fault parameter, type to have self diagnostic capability in real time, can retrieve corresponding fault message rapidly.New type of current node breaking technology has been used in particularly information-based family expenses protection, makes small product size littler, has broken through the volume restrictions of electronic breaker, uses more convenient.
In the prior art; Information-based family expenses protector generally is installed on the mounting panel through screw; Also have through guide rail and install; But because will cooperate with the guide rail convex edge of leading, thus need the Spring Card fastener of customization, exist complex structure, fixing inadequately firmly, problems such as high, the installation inconvenience of manufacturing cost.
Summary of the invention
In order to solve above-mentioned technical problem; The purpose of this invention is to provide a kind of information-based family expenses protector; Realize the fixed installation of protector on guide rail through respective outer side edges on plastic buckle and the protector housing, through installing hole realization screw installation up and down is set on protector housing.
In order to reach above-mentioned purpose, the technical scheme below the present invention has adopted:
A kind of information-based family expenses protector comprises housing, and said housing top is provided with installing hole; Said lower housing portion is provided with down installing hole, and the said installing hole of going up is through hole with following installing hole, and said back side of shell center is provided with the guide-track groove that horizontal expansion connects; Said back side of shell bottom is provided with the buckle slot of longitudinal extension; Thereby buckle slot connects to the guide-track groove lower wall and is communicated with guide-track groove, and the upper side wall of guide-track groove is provided with the card article of downward protrusion, and the cross section of card article is protruding triangle; Plastic buckle is installed in the said buckle slot, on the left and right sides wall of said buckle slot all to the projecting inward profile that is formed with; Said plastic buckle comprises a framework, and the left and right sides of framework snaps in the space between buckle slot bottom and the profile, and said framework and buckle slot bottom contact-making surface are frontal plane; The left and right sides of framework is equipped with the gathering sill that matches with profile, two block tongues about the upper end of framework is provided with, and the cross section of block tongue is protruding triangle; Said gathering sill extends to the root of block tongue from the lower end of framework; Thereby have in the middle of the framework a vertical body of rod hollow out in the framework is separated into about two hollow spaces, about be respectively equipped with upper cantilever and lower cantalever in two hollow spaces, about two interior upper cantilevers of hollow space be symmetrical set with respect to the vertical body of rod; About lower cantalevers in two hollow spaces be symmetrical set with respect to the vertical body of rod; The oblique arm portion that upper cantilever is extended by the straight-arm portion and of a horizontal expansion obliquely constitutes, and the straight-arm portion of upper cantilever is connected with frame side wall, the free end of the oblique arm portion of upper cantilever be provided with one protrude from the framework frontal plane forward last salient point; Lower cantalever is made up of the straight-arm portion and an oblique oblique arm portion that extends below of a horizontal expansion; The straight-arm portion of lower cantalever is connected with frame side wall, the free end of the oblique arm portion of lower cantalever be provided with one protrude from the framework frontal plane forward following salient point, be an annulus portion in the middle of the said framework bottom; Annulus portion center is a circular hole; Said framework below is provided with push-and-pull portion, thereby push-and-pull portion is connected formation push-and-pull hollow out between framework base wall and push-and-pull portion through left and right sides linking arm with the framework base wall, and said plastic buckle is a single injection-molded; Wherein, the bottom of said buckle slot is respectively equipped with and said the match groove of buckle of salient point and following salient point of going up, and this groove is separated into two buckle spaces up and down through middle fin, said in the middle of the cross section of fin be protruding triangle; When the last salient point on the plastic buckle and following salient point all cooperate with the last buckle space of housing groove, the block tongue insertion guide-track groove on the plastic buckle, the circular hole on the plastic buckle overlaps with following installing hole on the housing.
During assembling; Plastic buckle is snapped in the buckle slot from top to bottom, and when clicking into place, the last salient point on the plastic buckle all cooperates with the last buckle space of housing groove with following salient point; Because the periphery of housing groove is the edge that does not have transition; So can't deviate from groove through push-and-pull up and down after last salient point gets into following salient point, have only upper cantilever and lower cantalever broken off with the fingers and thumb just and can take off plastic buckle, avoided plastic buckle transport and installation process in drop from the protector product; With the one part of plastic buckle, conveniently install simultaneously as the protector product; With protector through screw on mounting panel the time, only need two screws are screwed in upper and lower installing hole respectively and get final product with mounting panel is fixing, at this moment, following screw also passes the circular hole on the plastic buckle that overlaps with following installing hole; When being installed in mounting panel on through guide rail protector, earlier with guide rail through screw on mounting panel, again the card article on the upper side wall of the guide-track groove of protector is hung on the last convex edge of guide rail; Spur the push-and-pull portion of plastic buckle downwards through finger or straight screwdriver; Because separate through middle fin between the last buckle space of housing groove and the following buckle space, middle fin has two transition inclined-planes up and down, so when spurring plastic buckle downwards; The last salient point of plastic buckle is all deviate from the last buckle space of housing groove and is got into buckle space down with following salient point along the transition inclined-plane on the middle fin; At this moment, the block tongue of plastic buckle withdraws from guide-track groove, and profile is spacing to be ended the gathering sill of the plastic buckle left and right sides because the upper end receives; So can avoid the excessive damage plastic buckle of lower pulling force; The following convex edge of guide rail is embedded guide-track groove, plastic buckle is upwards dialled back again, the last salient point of plastic buckle is all deviate from the following buckle space of housing groove and gets into to go up the buckle space with following salient point along the transition inclined-plane on the middle fin; The block tongue of plastic buckle inserts in the guide-track groove and the following convex edge of guide rail fastens; For the sake of assurance, locate in the circular hole of installing hole and plastic buckle under can again screw being screwed in, avoid plastic buckle to deviate from.
As preferably; Be provided with the lightning protection unit in the said housing; This lightning protection unit comprises: be connected across the zero line of end of incoming cables and the 3rd piezo-resistance between the live wire; And the zero line and first piezo-resistance on the live wire and second piezo-resistance that are connected on leading-out terminal respectively, first piezo-resistance and second piezo-resistance are via three utmost point gas discharge tube ground connection.Like this, both can prevent the infringement of lightning surge, and can also protect to prevent the product infringement of lightning surge the circuit lower end to this product.
The present invention realizes the screw installation because the technical scheme more than having adopted realizes the fixed installation of protector on guide rail through respective outer side edges on plastic buckle and the protector housing through installing hole about on protector housing, being provided with.Simple in structure, connect reliable, low cost of manufacture, use easy to operate.
Description of drawings
Fig. 1 is a mounting structure sketch map of the present invention (forward sight);
Fig. 2 is the right view of Fig. 1;
Fig. 3 is structural representation of the present invention (backsight);
Fig. 4 is the structural representation of plastic buckle;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the rearview of Fig. 4;
Fig. 7 is circuit theory diagrams of the present invention.
Embodiment
Do a detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.
Embodiment 1:
Like Fig. 1, Fig. 2, a kind of information-based family expenses protector shown in Figure 3; Comprise housing 2, said housing 2 tops are provided with installing hole 21, and said housing 2 bottoms are provided with down installing hole 22; The said installing hole 21 of going up is through hole with following installing hole 22; Center, said housing 2 back side is provided with the guide-track groove 23 that horizontal expansion connects, and said housing 2 lower backside are provided with the buckle slot 28 of longitudinal extension, thereby buckle slot 28 connects to guide-track groove 23 lower wall and is communicated with guide-track groove 23; The upper side wall of guide-track groove 23 is provided with the card article 24 of downward protrusion; The cross section of card article 24 is protruding triangle, and plastic buckles 25 are installed in the said buckle slot 28, on the left and right sides wall of said buckle slot 28 all to the projecting inward profile 27 that is formed with; Like Fig. 4, Fig. 5, shown in Figure 6; Said plastic buckle 25 comprises a framework 251; The left and right sides of framework 251 snaps in the space between buckle slot 28 bottoms and the profile 27, and said framework 251 is a frontal plane with buckle slot 28 bottom contact-making surfaces, and the left and right sides of framework 251 is equipped with the gathering sill 253 that matches with profile 27; Two block tongues 252 about the upper end of framework 251 is provided with; The cross section of block tongue 252 is protruding triangle, and said gathering sill 253 extends to the root of block tongue 252 from the lower end of framework 251, thus have in the middle of the framework 251 a vertical body of rod 255 framework 251 interior hollow outs are separated into about two hollow spaces 2510; About be respectively equipped with upper cantilever 254 and lower cantalever 256 in two hollow spaces 2510; About upper cantilevers 254 in two hollow spaces 2510 be symmetrical set with respect to the vertical body of rod 255, about lower cantalevers 256 in two hollow spaces 2510 be symmetrical set with respect to the vertical body of rod 255, the oblique arm portion that upper cantilever 254 is extended by the straight-arm portion and of a horizontal expansion obliquely constitutes; The straight-arm portion of upper cantilever 254 is connected with framework 251 sidewalls; The free end of the oblique arm portion of upper cantilever 254 be provided with one protrude from framework 251 frontal planes forward last salient point 2541, lower cantalever 256 is made up of the straight-arm portion and an oblique oblique arm portion that extends below of a horizontal expansion, the straight-arm portion of lower cantalever 256 is connected with framework 251 sidewalls; The free end of the oblique arm portion of lower cantalever 256 be provided with one protrude from framework 251 frontal planes forward following salient point 2561; In the middle of said framework 251 bottoms is an annulus portion 257, and annulus portion 257 centers are circular hole 2570, and said framework 251 belows are provided with push-and-pull portion 258; Thereby push-and-pull portion 258 is connected formation push-and-pull hollow out 2590 between framework 251 base wall and push-and-pull portion 258 through left and right sides linking arm 259 with framework 251 base wall, said plastic buckle 25 is a single injection-molded; Wherein, the bottom of said buckle slot 28 is respectively equipped with and said the match groove 26 of buckle of salient point 2541 and following salient point 2561 of going up, and this groove 26 is separated into two buckle spaces up and down through middle fin 261, said in the middle of the cross section of fin 261 be protruding triangle; When last salient point on the plastic buckle 25 2541 and following salient point 2561 all cooperate with the last buckle space of housing 2 grooves 26, the block tongue 252 insertion guide-track grooves 23 on the plastic buckle 25, the circular hole 2570 on the plastic buckle 25 overlaps with following installing hole 22 on the housing 2.
During assembling, plastic buckle 25 is snapped in the buckle slot 28 from top to bottom, when clicking into place, the last salient point 2541 on the plastic buckle 25 all cooperates with the last buckle space of housing groove 26 with following salient point 2561; With protector through screw on mounting panel the time, only need two screws are screwed in upper and lower installing hole 21,22 respectively and get final product with mounting panel is fixing, at this moment, following screw also passes the circular hole 2570 on the plastic buckle 25 that overlaps with following installing hole 22; When being installed in mounting panel on through guide rail 1 protector; Earlier guide rail 1 is passed through screw on mounting panel; Again the card article 24 on the upper side wall of the guide-track groove 23 of protector is hung on the last convex edge of guide rail 1; Spur the push-and-pull portion 258 of plastic buckle 25 downwards through finger or straight screwdriver; Because separate through middle fin 261 between the last buckle space of housing groove 26 and the following buckle space, middle fin 261 has two transition inclined-planes up and down, so when spurring plastic buckle 25 downwards; The last salient point 2541 and the following salient point 2561 of plastic buckle 25 all deviate from the last buckle space of housing groove 26 and got into buckle space down along the transition inclined-plane on the middle fin 261; The following convex edge 11 of guide rail 1 is embedded guide-track groove 23, plastic buckle 25 is upwards dialled back again, the last salient point 2541 and the following salient point 2561 of plastic buckle 25 all deviate from the following buckle space of housing groove 26 and gets into to go up the buckle space along the transition inclined-plane on the middle fin 261; The block tongue of plastic buckle 25 inserts in the guide-track groove 23 and the following convex edge 11 of guide rail 1 fastens; For the sake of assurance, location in the circular hole 2570 of installing hole 22 and plastic buckle 25 avoids plastic buckle to deviate under can screw being screwed in again.
As shown in Figure 7; Be provided with lightning protection unit 400, control protected location 200, signal acquisition testing unit 100 and binode electric current disjunction unit 300 in the said housing 2; This lightning protection unit 400 comprises: be connected across the zero line of end of incoming cables and the 3rd piezo-resistance RV3 between the live wire; And the zero line and first piezo-resistance on the live wire and second piezo-resistance that are connected on leading-out terminal respectively, the first piezo-resistance RV1 and the second piezo-resistance RV2 are via three utmost point gas discharge tube ground connection.Piezo-resistance RV1, RV2 and three utmost point gas discharge tubes are formed the leading-out terminal lightning protection circuit.Because piezo-resistance has bigger parasitic capacitance, is used in AC power supply system, can produce considerable leakage current, after the piezo-resistance of poor-performing is used a period of time, because of leakage current becomes the self-destruction of may generating heat greatly.Between piezo-resistance, seal in gas discharge tube for addressing this problem.With after gas discharge tube is connected,, can make the total capacitance of series arm reduce to several pF piezo-resistance because the gas discharge tube parasitic capacitance is very little.In this branch road, gas discharge tube will play an on-off action, and when not having transient voltage, it can separate piezo-resistance and system, makes piezo-resistance almost not have leakage current.
It is emphasized that: above only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction; Every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. an information-based family expenses protector comprises housing (2), it is characterized in that; Said housing (2) top is provided with installing hole (21); Said housing (2) bottom is provided with down installing hole (22), and said upward installing hole (21) and following installing hole (22) are through hole, and said housing (2) center, the back side is provided with the guide-track groove (23) that horizontal expansion connects; Said housing (2) lower backside is provided with the buckle slot (28) of longitudinal extension; Buckle slot (28) connects to guide-track groove (23) thereby lower wall is communicated with guide-track groove (23), and the upper side wall of guide-track groove (23) is provided with the card article (24) of downward protrusion, and the cross section of card article (24) is protruding triangle; Plastic buckle (25) is installed in the said buckle slot (28), on the left and right sides wall of said buckle slot (28) all to the projecting inward profile (27) that is formed with; Said plastic buckle (25) comprises a framework (251); The left and right sides of framework (251) snaps in the space between buckle slot (28) bottom and the profile (27); Said framework (251) is a frontal plane with buckle slot (28) bottom contact-making surface; The left and right sides of framework (251) is equipped with the gathering sill (253) that matches with profile (27); Two block tongues (252) about the upper end of framework (251) is provided with; The cross section of block tongue (252) is protruding triangle; Said gathering sill (253) extends to the root of block tongue (252) from the lower end of framework (251); Have a vertical body of rod (255) in the middle of the framework (251) thereby two hollow spaces (2510) about the hollow out in the framework (251) is separated into, about be respectively equipped with upper cantilever (254) and lower cantalever (256) in two hollow spaces (2510), about the interior upper cantilever (254) of two hollow spaces (2510) be symmetrical set with respect to the vertical body of rod (255); About lower cantalever (256) in two hollow spaces (2510) be symmetrical set with respect to the vertical body of rod (255); The oblique arm portion that upper cantilever (254) is extended by the straight-arm portion and of a horizontal expansion obliquely constitutes, and the straight-arm portion of upper cantilever (254) is connected with framework (251) sidewall, the free end of the oblique arm portion of upper cantilever (254) be provided with one protrude from framework (251) frontal plane forward last salient point (2541); Lower cantalever (256) is made up of the straight-arm portion and an oblique oblique arm portion that extends below of a horizontal expansion; The straight-arm portion of lower cantalever (256) is connected with framework (251) sidewall, the free end of the oblique arm portion of lower cantalever (256) be provided with one protrude from framework (251) frontal plane forward following salient point (2561), be an annulus portion (257) in the middle of said framework (251) bottom; Annulus portion (257) center is circular hole (2570); Said framework (251) below is provided with push-and-pull portion (258), and push-and-pull portion (258) is connected formation push-and-pull hollow out (2590) between framework (251) base wall and push-and-pull portion (258) through left and right sides linking arm (259) with framework (251) thereby base wall, and said plastic buckle (25) is a single injection-molded; Wherein, The bottom of said buckle slot (28) is respectively equipped with and said the match groove (26) of buckle of salient point (2541) and following salient point (2561) of going up; This groove (26) is separated into two buckle spaces up and down through middle fin (261), and the cross section of said middle fin (261) is protruding triangle; When the last salient point (2541) on the plastic buckle (25) and following salient point (2561) all cooperate with the last buckle space of housing (2) groove (26); Block tongue (252) on the plastic buckle (25) inserts guide-track groove (23), and the circular hole (2570) on the plastic buckle (25) overlaps with following installing hole (22) on the housing (2).
2. a kind of information-based family expenses protector according to claim 1; It is characterized in that; Be provided with lightning protection unit (400) in the said housing (2); This lightning protection unit (400) comprising: be connected across the zero line of end of incoming cables and the 3rd piezo-resistance between the live wire, and the zero line and first piezo-resistance on the live wire and second piezo-resistance that are connected on leading-out terminal respectively, first piezo-resistance and second piezo-resistance are via three utmost point gas discharge tube ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210332276.0A CN102802373B (en) | 2012-09-10 | 2012-09-10 | Information-based household protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210332276.0A CN102802373B (en) | 2012-09-10 | 2012-09-10 | Information-based household protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102802373A true CN102802373A (en) | 2012-11-28 |
| CN102802373B CN102802373B (en) | 2014-10-29 |
Family
ID=47201299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210332276.0A Expired - Fee Related CN102802373B (en) | 2012-09-10 | 2012-09-10 | Information-based household protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102802373B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106960691A (en) * | 2017-04-19 | 2017-07-18 | 浙江开民电器有限公司 | The guide tracked mounting structure of instrument and meter |
| CN113473769A (en) * | 2021-06-01 | 2021-10-01 | 达诺尔电气(集团)有限公司 | Intelligent centralized controller based on AIot technology and use method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106960691A (en) * | 2017-04-19 | 2017-07-18 | 浙江开民电器有限公司 | The guide tracked mounting structure of instrument and meter |
| CN113473769A (en) * | 2021-06-01 | 2021-10-01 | 达诺尔电气(集团)有限公司 | Intelligent centralized controller based on AIot technology and use method thereof |
| CN113473769B (en) * | 2021-06-01 | 2023-11-24 | 达诺尔电气(集团)有限公司 | Intelligent centralized controller based on AIot technology and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102802373B (en) | 2014-10-29 |
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