CN2709986Y - Compact electric energy meter - Google Patents
Compact electric energy meter Download PDFInfo
- Publication number
- CN2709986Y CN2709986Y CN 200420047310 CN200420047310U CN2709986Y CN 2709986 Y CN2709986 Y CN 2709986Y CN 200420047310 CN200420047310 CN 200420047310 CN 200420047310 U CN200420047310 U CN 200420047310U CN 2709986 Y CN2709986 Y CN 2709986Y
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- mosaic piece
- electric energy
- energy meter
- amalgamation
- box body
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Abstract
The utility model relates to a compact electric energy meter, comprising a box body (10), a circuit board and a counter. The circuit board and the counter are arranged in the box body (10). The utility model also comprises a spliced joint (20) fixed in the box body (10). The inside of the spliced joint (20) is respectively provided with an interface which is used to insert external cables, a platy terminal (60) which is electrically connected with the external cables and a wire clip (50). The main body (52) of the wire clip (50) is sheathed around the platy terminal (60). The screw (51) of the wire clip (50) can drive the main body (52) to move by the opening operation of the spliced joint (20). The spliced joint (20) is spliced by splicing elements. The cables are only needed to be fixed by single screw so that the volume of the spliced joint is smaller. Consequently, the volume of the box body can be reduced.
Description
Technical field
The utility model relates to a kind of electric energy meter, particularly a kind of compact electric energy meter.
Background technology
The joint of existing electric energy meter generally all is to form by the one injection moulding, is fixed in the box body by screw etc., and its volume is bigger, and the space that takies box body is big, thereby makes that the volume of whole electric energy is also bigger.And this electric energy meter all is the cable that utilizes two screws to compress to insert in the joint usually, because only use a screw to tend to the cable that bends, even breaks cable, and such structure makes the volume of electric energy meter to dwindle, and it is big to take up room; And being connected to of screw and cable contact, and its contact seems and be unreliable.In addition, the terminal of existing electric energy meter is the linear pattern terminal, need in conjunction with screw or bolt terminal be connected by web joint, and it assembles trouble, and is impracticable.
The utility model content
The technical problems to be solved in the utility model is, a kind of simple in structure, compact electric energy meter that volume is little is provided.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of compact electric energy meter is provided, comprise box body, be fixed on circuit board, counter in the described box body, also comprise the splice joint that is fixed in the described box body, be respectively equipped with the interface that inserts for external cable in the described splice joint, the tabular terminal that is electrically connected with described external cable, and main body is set in described tabular terminal periphery, screw can drive the wire clamp that described main body moves by the opening operation of described splice joint.
The described tabular terminal of above-mentioned compact electric energy meter comprises linear pattern terminal and L type terminal, and described L type terminal and adjacent linear pattern terminal be by on the projection of screw retention in described box body, and is electrically connected with described circuit board.
The described splice joint of above-mentioned compact electric energy meter comprises by by first mosaic piece of projection and the amalgamation of jack joggle and the live wire lead-in line joint that second mosaic piece is put together, by going out wire terminal by the 3rd mosaic piece of projection and the amalgamation of jack joggle and the live wire that the 4th mosaic piece is put together, by the 5th mosaic piece by projection and the amalgamation of jack joggle and zero line lead-in line joint that the 6th mosaic piece is put together with by going out wire terminal by the 7th mosaic piece of projection and the amalgamation of jack joggle and the zero line that the 8th mosaic piece is put together.
The outside of described first mosaic piece of above-mentioned compact electric energy meter and the 8th mosaic piece is provided with groove or raised line, and described inboard wall of cartridge is provided with raised line or the groove that matches with described groove or raised line.
Described second mosaic piece of above-mentioned compact electric energy meter cooperates amalgamation with described the 3rd mosaic piece by projection and the jack that is located at its outside; Described the 4th mosaic piece cooperates amalgamation with described the 5th mosaic piece by jack and the projection that is located at its outside; Described the 6th mosaic piece cooperates amalgamation with the 7th mosaic piece by projection and the jack that is located at its outside.
The described splice joint of above-mentioned compact electric energy meter comprises the protection switch that is put together; with described protection switch amalgamation, by going out wire terminal, by the 5th mosaic piece by projection and the amalgamation of jack joggle and zero line lead-in line joint that the 6th mosaic piece is put together with by going out wire terminal by the 7th mosaic piece of projection and the amalgamation of jack joggle and the zero line that the 8th mosaic piece is put together by the 3rd mosaic piece of projection and the amalgamation of jack joggle and the live wire that the 4th mosaic piece is put together.
The described protection switch of above-mentioned compact electric energy meter comprises the housing that amalgamation is formed, and is installed in the moving contact in the described housing, the overload protection assembly that is electrically connected with described moving contact by conductive strips; Described interface is located at described lower part of frame, and described tabular terminal is electrically connected with described moving contact by copper-manganese and static contact, and described copper-manganese provides power supply and counting pulse signal by electric wire for described compact electric energy meter; Sidewall at described housing offers line outlet, is equiped with in described line outlet and described overload protection electrical component connection terminals.
The outside of described the 4th mosaic piece of above-mentioned compact electric energy meter and the 5th mosaic piece can also be provided with groove, and amalgamation forms the through hole that supplies screw or bolt to pass.
The outside of described the 3rd mosaic piece of above-mentioned compact electric energy meter and the 6th mosaic piece also is provided with two flutings parallel with described tabular terminal; can plug the copper sheet that is electrically connected with thread switching control and pulse output signals line in described fluting, described signal wire is electrically connected by the tripping coil of circuit board and described protection switch.
The described box body of above-mentioned compact electric energy meter pivots above described splice joint and is connected with renovating of the described splice joint of protection; Above described counter and described circuit board, also be provided with the lid that combines with described box body by screw; The inside of described box body also is provided with for two long columns of described counter by screw retention; On the sidewall of described box body, also be provided with vertical caulking groove for the vertical intercalation of described circuit board.
Compared with prior art, the splice joint of the utility model compact electric energy meter is to be put together by mosaic piece, only need make that the volume of described splice joint is less by the wire clamp attached cable of single screw, the space that takies box body is less, thereby can reduce the volume of box body; And be electrically connected with cable by tabular terminal, be electrically connected reliable.In addition, being located in the tabular terminal that zero line goes out wire terminal is L type terminal, matches with the tabular terminal of the linear pattern that is located in the zero line lead-in line joint, on the projection of screw retention in box body, does not need extra web joint to connect, and has reduced operation, installs simple.
Description of drawings
Below in conjunction with drawings and Examples the utility model compact electric energy meter is described further, in the accompanying drawing:
Fig. 1 is the decomposing schematic representation of the utility model compact electric energy meter.
Fig. 2 is the schematic top plan view of the splice joint of the utility model compact electric energy meter.
Fig. 3 is the synoptic diagram of exploded perspective of the live wire lead-in line joint of the utility model compact electric energy meter.
Fig. 4 is first mosaic piece of live wire lead-in line joint of the utility model compact electric energy meter and another angle synoptic diagram of second mosaic piece.
Fig. 5 is first mosaic piece of live wire lead-in line joint of the utility model compact electric energy meter and the synoptic diagram of the second mosaic piece amalgamation.
Fig. 6 is that the live wire of the utility model compact electric energy meter goes out first mosaic piece of wire terminal and the synoptic diagram of second mosaic piece.
Fig. 7 is that the live wire of the utility model compact electric energy meter goes out first mosaic piece of wire terminal and the synoptic diagram of second another angle of mosaic piece.
Fig. 8 is the synoptic diagram of first mosaic piece of the zero line lead-in line joint of the utility model compact electric energy meter.
Fig. 9 is the synoptic diagram of different angles of first mosaic piece of the zero line lead-in line joint of the utility model compact electric energy meter.
Figure 10 is the synoptic diagram of the tabular terminal of the utility model compact electric energy meter.
Figure 11 is the synoptic diagram of the copper sheet of the utility model compact electric energy meter.
Figure 12 is the schematic rear view of the box body of the utility model compact electric energy meter.
Figure 13 is the structural representation that the protection switch of the compact electric energy meter of the utility model second embodiment omits a mosaic piece and mechanical switch assemblies.
Figure 14 is the schematic block diagram of the protection switch annexation of the utility model compact electric energy meter.
Figure 15 is the synoptic diagram of splice joint of the compact electric energy meter of the utility model second embodiment.
Figure 16 is another angle synoptic diagram of splice joint of the compact electric energy meter of the utility model second embodiment.
Embodiment
Below in conjunction with accompanying drawing compact electric energy meter of the present utility model is described in further detail.See also Fig. 1 to Figure 12, show first embodiment of the utility model compact electric energy meter, described compact electric energy meter comprises box body 10, splice joint 20, lid 30, renovate 40, counter (figure does not show), circuit board (figure does not show).
See also Fig. 1 to Figure 11, described splice joint 20 is fixed on the front end of described box body 10, comprises that live wire lead-in line joint 21, live wire go out wire terminal 22, zero line lead-in line joint 23 and zero line and go out wire terminal 24.
Described live wire lead-in line joint 21 is made up of the first mosaic piece 21a and the second mosaic piece 21b amalgamation, the described first mosaic piece 21a inboard is provided with projection a1, and the second mosaic piece 21b inboard is provided with the jack b1 that cooperates with described projection a1 (certainly, projection can be arranged on the second mosaic piece 21b, and jack can be arranged on the first mosaic piece 21a), thus make win mosaic piece 21a and second mosaic piece 21b joggle amalgamation mutually; The described first mosaic piece 21a is provided with the pit a3 of three limit opening a2, the described second mosaic piece 21b correspondence is provided with the pit b3 of three limit opening b2, when the first mosaic piece 21a and the second mosaic piece 21b joggle amalgamation, described pit a3, b3 cooperatively interact in live wire lead-in line joint 21 and to form accommodation space, and described accommodation space is respectively equipped with the interface 21c that enters for firewire cable, for the opening 21d of screw 51 operations of wire clamp 50 and the outlet 21e that passes for dull and stereotyped terminal 60.Described tabular terminal 60 passes described accommodation space from described interface 21c, and 21e passes from outlet, is electrically connected by electric wire and circuit board.In described accommodation space, also be provided with wire clamp 50, the shaped as frame main body 52 of described wire clamp 50 is set in described tabular terminal 60 peripheries, and can tighten or unscrew the screw 51 of described wire clamp 50 by described opening 21d, the main body 52 that drives described wire clamp 50 moves up or down, thereby parcel clamps or decontrols the firewire cable (figure does not show) that is plugged in the described interface, contacts or remove contact with tabular terminal 60.Described live wire goes out wire terminal 22, described zero line lead-in line joint 23, described zero line and goes out wire terminal 24 and be made up of two mosaic piece amalgamations equally, forms accommodation space in joint.Described live wire goes out wire terminal 22 and is put together by the 3rd, the 4th mosaic piece 22a, 22b; Described zero line lead-in line joint 23 is put together by the 5th, the 6th mosaic piece 23a, 23b; Described zero line goes out wire terminal 24 and is put together by the 7th, the 8th mosaic piece 24a, 24b; And its formed described accommodation space is respectively equipped with interface, the opening of confession wire clamp screw operation and the outlet that dull and stereotyped terminal passes that current supply cable enters.Described live wire lead-in line joint 21, live wire are gone out wire terminal 22, zero line lead-in line joint 23 and zero line go out wire terminal 24 amalgamation successively, thus the splice joint 20 of composition the utility model compact electric energy meter.Because described splice joint 20 is to be put together by mosaic piece, only need be by wire clamp 50 attached cables of single screw 51, the quantity and the volume of screw have been reduced, thereby make that the volume of described splice joint 20 is less, the space that takies box body 10 is less, thereby can reduce the volume of box body 10, make that the whole volume of the utility model compact electric energy meter is also less; And tabular terminal contacts with the face that electrically connects as of cable, makes that electrical connection is more reliable.
The outside of the 8th mosaic piece 24b that first mosaic piece 21a of described live wire lead-in line joint 21 and zero line go out wire terminal 24 also is provided with fluting a4, and raised line 11 that can be corresponding with described box body 10 inwalls cooperates, and described splice joint 20 is slided in the described box body 10.Certainly, described fluting can be arranged on described box body 10 inwalls, and described raised line can be located at the outside of the first mosaic piece 21a and the 8th mosaic piece 24b, and it is fixing to cooperatively interact.The described second mosaic piece 21b outside can also be provided with projection b2, and the jack 2a1 that goes out the 3rd mosaic piece 22a outside of wire terminal 22 with live wire cooperates, and described live wire inlet wire interface 21 is gone out line interface 22 amalgamation mutually with described live wire.Certainly, described projection also can be located at described the 3rd mosaic piece 22a outside, and corresponding jack can be located at the described second mosaic piece 21b outside.Also be provided with the two fluting 2a2s parallel with tabular terminal 60 in the outside of described the 3rd mosaic piece 22a, can plug copper sheet 70 in described fluting 2a2, described copper sheet 70 can be electrically connected with thread switching control and pulse output signals line.Certainly, described fluting also can be located on the described second mosaic piece 21b.The outside that described live wire goes out the 4th mosaic piece 22b of wire terminal 22 is provided with jack 2b1, and the 5th mosaic piece 23a of zero line lead-in line joint 23 is provided with the projection 3a1 with the corresponding joggle of described projection 2b1.In addition, the outside of described the 4th mosaic piece 22b and the 5th mosaic piece 23a can also be provided with groove 2b2,3a2, and amalgamation forms through hole, passes for screw or bolt, and the splice joint 20 that amalgamation is good is fixed on the described box body 10.The structure of described the 5th mosaic piece 23a and the 4th mosaic piece 22b are symmetrical, the structure of described the 6th mosaic piece 23b and the 3rd mosaic piece 22a are symmetrical, the structure of described the 7th mosaic piece 24a and the second mosaic piece 21b are symmetrical, and the structure of described the 8th mosaic piece 24b and the first mosaic piece 21a are symmetrical.
In addition, be located in the tabular terminal 60 that described zero line goes out wire terminal 24 and be L type terminal, match with the tabular terminal 60 of the linear pattern that is located in described zero line lead-in line joint 23, match with projection 12 in being located at described box body 10 by screw and to be fixed in the box body 10, and be electrically connected with circuit board, thereby do not need extra web joint to connect, reduced operation, the convenient installation.Certainly, described L type terminal also can be located in the described zero line lead-in line joint 23, and the corresponding tabular terminal of linear pattern is arranged on zero line and goes out in the wire terminal 24.Live wire lead-in line joint 21 goes out wire terminal 22 interior tabular terminals 60 with live wire and then is connected by copper-manganese (figure does not show), and is electrically connected on the circuit board.
See also Fig. 1 and Figure 12, described box body 10 is provided with four through holes 13 accordingly with the interface 21c of described splice joint 20, makes cable can be placed in the described splice joint 20.Above described splice joint 20, described box body 10 pivots to be connected with and renovates 40, is used to protect described splice joint 20, and seals up sealing wax after installing electric energy meter, prevents to steal.Describedly renovate 40 and be provided with barb, buckle matches with the barb 14 that is provided with on the set box body 10.The inside of described box body 10 also is provided with two long columns 15, and described counter can be by screw retention on described long column 15; On the sidewall of described box body 10, also be provided with vertical caulking groove 16, make described circuit board vertically intercalation at described caulking groove 16 internal fixation.Above described counter and described circuit board, also be provided with the lid 30 that combines with described box body by screw, be used to protect the element in the described box body 10.The back side at described box body 10 also is provided with chute 17, is connected with clasp 18 in the side elasticity of chute 17.When electric energy meter is installed, draw back clasp 18 earlier, electric energy meter is slided into be installed in advance on wall or other the local slide rails then, decontrol clasp 18 then, make clasp 18 recovery of elasticity, hook is located on the slide rail; For further stationary electric table, can also utilize screw to spread out of the buckle ear 19 of electric energy meter, electric energy meter further is fixed on the wall.
See also Figure 13, show second embodiment of the utility model compact electric energy meter, compare with first embodiment, its difference is that the live wire lead-in line joint of the splice joint of second embodiment is a protection switch 90, and other structures are identical with first embodiment.Described protection switch 90 comprises housing 91, and described housing 91 is to be put together by two mosaic pieces 911, and the structure of described two mosaic pieces 911 is corresponding, forms accommodation space.The moving contact 94 that in described housing 91, is equiped with the overload protection assembly, is electrically connected by conductive strips 93 with an end of described overload protection assembly, the static contacts 95 that dynamically are electrically connected with described moving contact 94.The bottom of described housing 91 also offers the interface 96 that enters for live wire, is equiped with tabular terminal 961 in described interface 96, and 961 of described tabular terminals are electrically connected by copper-manganese 97 and static contact 95; The electric wire of described copper-manganese 97 by passing described housing 91 provides power supply and counting pulse signal for the circuit board of compact electric energy meter, as the signal input of compact electric energy meter counting.Sidewall at described housing 91 offers outlet; in described outlet, be equiped with the tabular splicing ear 98 that is electrically connected with the other end of described overload protection assembly; the tabular terminal 60 that the live wire of described splicing ear 98 and compact electric energy meter goes out wire terminal 22 is electrically connected, and can be by screw locking on the projection 12 of the box body 10 of compact electric energy meter.Described overload protection assembly comprises overvoltage protection coil 921, overcurrent protection bimetallic strip 922 and mechanical switch assemblies (figure does not indicate); wherein said overvoltage protection coil 921 is connected by conductive strips 93 with described overcurrent protection bimetallic strip 922, and with described mechanical switch assemblies mechanical connection.When voltage, when electric current is excessive, described overvoltage protection coil 921,922 actions of overcurrent protection bimetallic strip drive mechanical switch assemblies and rotate, and separate with static contact 95 thereby drive moving contact 94 rotations, disconnect being electrically connected, thereby shield.In described interface 96, also be provided with the wire clamp 50 that is used to clamp External cable, offer opening on the perpendicular direction of described housing 91 and described interface 96; When outside live wire cable is placed in the interface 96, tighten the screw 51 of wire clamp 50, make the main body 52 of wire clamp 50 move up, be electrically connected with described tabular terminal 961 thereby clamp external cable.The outside sidewall of described housing 91 is provided with groove or raised line, matches with the raised line 11 or the groove of the box body 10 of compact electric energy meter; Another inside side walls of described housing 91 also is provided with perforate; be used for entering for the signal wire that the described protection switch of control disconnects; for the tripping coil in the protection switch 923 (as shown in figure 13) provides trip signal; described signal wire is electrically connected with the copper sheet 70 of described compact electric energy meter; described copper sheet 70 is electrically connected with the circuit board and the remotely controlling computer of compact electric energy meter; when remotely controlling computer sends control signal; then be sent to described circuit board 27 by copper sheet 70; produce a cut-off signal (for example 5 volts of voltage signals) by described circuit board 27 and be sent to protection switch; trigger tripping coil 923 actions; the mechanical switch assemblies that drives protection switch is rotated; thereby driving moving contact 24 rotations separates with static contact 25; disconnect electrical connection, thereby can realize the Long-distance Control outage.Certainly, described tripping coil 923 can be installed in the outside (as Figure 15 and shown in Figure 16) of protection switch housing.
As Figure 14, Figure 15 and shown in Figure 16, the splice joint of the compact electric energy meter of present embodiment comprises protection switch, amalgamation is installed in the described compact electric energy meter, firewire cable enters from the interface 96 of protection switch, electric current is through tabular terminal 961 copper-manganese 97 of flowing through, described copper-manganese 97 is electrically connected with the circuit board of compact electric energy meter, for circuit board provides power supply, and sends the counter action counting that pulse signal drives the compact electric energy meter; Simultaneously, electric current through the overload protection assembly, through splicing ear 98, arrives the tabular terminal 60 that the live wire that is connected with splicing ear 98 goes out line interface 22 through static contact 95, moving contact 94, delivers to the user.Because protection switch is arranged in the compact electric energy meter, thereby the compact electric energy meter has the automatic protection functions of overcurrent, overvoltage.
Claims (10)
1, a kind of compact electric energy meter, comprise box body (10), be fixed on circuit board, counter in the described box body (10), it is characterized in that, also comprise the splice joint (20) that is fixed in the described box body (10), be respectively equipped with the interface that inserts for external cable in the described splice joint (20), the tabular terminal (60) that is electrically connected with described external cable, and main body (52) is set in, and described tabular terminal (60) is peripheral, screw (51) can drive the wire clamp (50) that described main body (52) moves by the opening operation of described splice joint (20).
2, compact electric energy meter according to claim 1, it is characterized in that, described tabular terminal (60) comprises linear pattern terminal and L type terminal, described L type terminal and adjacent linear pattern terminal be by on the projection (12) of screw retention in described box body (10), and be electrically connected with described circuit board.
3, compact electric energy meter according to claim 2, it is characterized in that described splice joint (20) comprises by by first mosaic piece (21a) of projection (a1) and the amalgamation of jack (b1) joggle and the live wire lead-in line joint (21) that second mosaic piece (21b) is put together, the live wire that is put together by the 3rd mosaic piece (22a) and the 4th mosaic piece (22b) by projection and the amalgamation of jack joggle goes out wire terminal (22), zero line lead-in line joint (23) that is put together by the 5th mosaic piece (23a) and the 6th mosaic piece (23b) by projection and the amalgamation of jack joggle and the zero line that is put together by the 7th mosaic piece (24a) and the 8th mosaic piece (24b) by projection and the amalgamation of jack joggle go out wire terminal (24).
4, compact electric energy meter according to claim 3, it is characterized in that, the outside of described first mosaic piece (21a) and the 8th mosaic piece (24b) is provided with groove (a4) or raised line, and described box body (10) inwall is provided with raised line (11) or the groove that matches with described groove or raised line.
5, compact electric energy meter according to claim 3 is characterized in that, described second mosaic piece (21b) cooperates amalgamation with described the 3rd mosaic piece (22a) by projection (b2) and the jack (2a1) that is located at its outside; Described the 4th mosaic piece (22b) cooperates amalgamation with described the 5th mosaic piece (23a) by jack (2b1) and the projection (3a1) that is located at its outside; Described the 6th mosaic piece (23b) cooperates amalgamation with the 7th mosaic piece (24a) by projection and the jack that is located at its outside.
6; compact electric energy meter according to claim 1; it is characterized in that; described splice joint comprises the protection switch that is put together; with described protection switch amalgamation; the live wire that is put together by the 3rd mosaic piece (22a) and the 4th mosaic piece (22b) by projection and the amalgamation of jack joggle goes out wire terminal (22), and zero line lead-in line joint (23) that is put together by the 5th mosaic piece (23a) and the 6th mosaic piece (23b) by projection and the amalgamation of jack joggle and the zero line that is put together by the 7th mosaic piece (24a) and the 8th mosaic piece (24b) by projection and the amalgamation of jack joggle go out wire terminal (24).
7, compact electric energy meter according to claim 6, it is characterized in that, described protection switch comprises the housing (91) that amalgamation is formed, and is installed in the moving contact (94) in the described housing (91), the overload protection assembly that is electrically connected with described moving contact (94) by conductive strips (93); Described interface (96) is located at the bottom of described housing (91), described tabular terminal (961) is electrically connected with described moving contact (94) by copper-manganese (97) and static contact (95), and described copper-manganese (97) provides power supply and counting pulse signal by electric wire for described compact electric energy meter; Sidewall at described housing (91) offers line outlet, is equiped with in described line outlet and described overload protection electrical component connection terminals (98).
According to claim 5 or 6 described compact electric energy meters, it is characterized in that 8, the outside of described the 4th mosaic piece (22b) and the 5th mosaic piece (23a) can also be provided with groove (2b2), amalgamation forms the through hole (25) that supplies screw or bolt to pass.
9, compact electric energy meter according to claim 7; it is characterized in that; the outside of described the 3rd mosaic piece (22a) and the 6th mosaic piece (23b) also is provided with two flutings (2a2) parallel with described tabular terminal (60); can plug the copper sheet (70) that is electrically connected with thread switching control and pulse output signals line in described fluting (2a2), described signal wire is electrically connected by the tripping coil (923) of circuit board and described protection switch.
10, according to Claim 8 in each described compact electric energy meter, it is characterized in that described box body (10) pivots in the top of described splice joint (20) and is connected with renovate (40) of the described splice joint of protection; Above described counter and described circuit board, also be provided with the lid (30) that combines with described box body (10) by screw; The inside of described box body (10) also is provided with for two long columns (15) of described counter by screw retention; On the sidewall of described box body (10), also be provided with vertical caulking groove (16) for the vertical intercalation of described circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420047310 CN2709986Y (en) | 2004-06-17 | 2004-06-17 | Compact electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420047310 CN2709986Y (en) | 2004-06-17 | 2004-06-17 | Compact electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2709986Y true CN2709986Y (en) | 2005-07-13 |
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ID=34851304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420047310 Expired - Fee Related CN2709986Y (en) | 2004-06-17 | 2004-06-17 | Compact electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2709986Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095909A (en) * | 2009-12-11 | 2011-06-15 | 施耐德电器工业公司 | Electrical measurement apparatus having two possibilities of connection |
-
2004
- 2004-06-17 CN CN 200420047310 patent/CN2709986Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095909A (en) * | 2009-12-11 | 2011-06-15 | 施耐德电器工业公司 | Electrical measurement apparatus having two possibilities of connection |
| CN102095909B (en) * | 2009-12-11 | 2015-11-11 | 施耐德电器工业公司 | There is the electrical measuring device of two kinds of connection possibility |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |