CN105759092B - A kind of electric energy metering wiring box - Google Patents
A kind of electric energy metering wiring box Download PDFInfo
- Publication number
- CN105759092B CN105759092B CN201610190861.XA CN201610190861A CN105759092B CN 105759092 B CN105759092 B CN 105759092B CN 201610190861 A CN201610190861 A CN 201610190861A CN 105759092 B CN105759092 B CN 105759092B
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- upper valve
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- electric energy
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- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000006698 induction Effects 0.000 claims abstract description 6
- 239000011810 insulating material Substances 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
Invention provides a kind of electric energy metering wiring box, to solve the technical problem that power stealing person is sneaked current using the wiring hole of electric energy metering wiring box.It includes back box, cover plate, closing valve mechanism and control system；Provided with the closing valve mechanism groove for installing closing valve mechanism in described box wall；Described closing valve mechanism includes valve, sliding groove, gear and micromachine；Described valve includes upper valve and lower valve；The upper valve bottom is provided with rubber card convex；Described sliding groove is fixedly mounted in closing valve mechanism groove；The lower valve top is provided with rubber neck；Described control system includes single-chip microcomputer, remote-controlled lock and induction installation.The beneficial effects of the invention are as follows：Power stealing person can not be sneaked current through wiring hole.
Description
Technical field
The present invention relates to electrical power wiring box technical field, specifically a kind of electric energy metering wiring box.
Background technology
Electric energy metering wiring box is used widely in power industry, due to the plate position by changing junction box
Put, back panel wiring structural change can be caused, so as to form different circuits, therefore, in actual life, there are many people to be willing to
Wiring privately is taken risks to reach the purpose of power stealing.Conventional power stealing method is to utilize thin bar from the wiring hole of back box side
And other items come stir tray interior plate change circuit structure, so that the purpose of power stealing is reached, therefore, it is necessary to develop
A kind of new terminal box, to avoid the possibility of power stealing.
The content of the invention
It is an object of the invention to provide a kind of electric energy metering wiring box, electric energy metering wiring box is utilized to solve power stealing person
Wiring hole power stealing technical problem.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of electric energy metering wiring box, including back box, lid
Plate, closing valve mechanism and control system；Back box includes combining harmoniously, and described combining harmoniously is interior provided with the closing for installing closing valve mechanism
Valve mechanism groove；The described front side combined harmoniously and rear side are respectively equipped with wiring hole；It is described to combine harmoniously provided with the spiral shell for securing cover plate
Keyhole, described back box and cover plate is spirally connected；
Described closing valve mechanism includes valve, sliding groove, gear and micromachine；
Described valve includes upper valve and lower valve, described upper valve include upper valve cross-arm, upper valve montant and
Upper valve door termination lid；Described upper valve cross-arm right-hand member is fixedly connected with the upper end of described upper valve montant；The upper valve
Distribution distance of the closing cap correspondence wiring hole on combining harmoniously, is uniformly distributed on upper valve cross-arm；Described upper valve door termination lid
Upper end be fixed on valve cross-arm；The bottom of the upper valve door termination lid is provided with rubber card convex；The upper valve montant can
The top of described sliding groove is slidably mounted at, the lateral surface of the upper valve montant is provided with upper rack, and the upper valve is erected
The bottom of bar is provided with lower breach；
Described sliding groove is fixedly mounted in closing valve mechanism groove；
Described lower valve is located at the lower section of described upper valve, including lower valve cross-arm, lower valve montant and lower valve
Closing cap；The lower valve closing cap correspondence upper valve door termination lid, is evenly distributed on lower valve cross-arm；Described lower valve door seal
The lower end for closing lid is fixed on lower valve cross-arm, and the top of the lower valve closing cap is provided with rubber neck；Described lower valve is horizontal
Load right-hand member is fixedly connected on the lower end of described lower valve montant；The lower valve montant is slidably mounted on described slip
The bottom of groove；The lateral surface of the lower valve montant is provided with lower rack；The upper end of the lower valve montant be provided with it is described upper
The corresponding upper protruding block of lower breach of valve montant Basolateral；
Described gear includes gear and lower gear, and described micromachine includes the micromachine of top first and bottom
Second micromachine, the output sleeve of the first described micromachine loads onto gear, and the gear is nibbled with described upper rack
Close；The output sleeve of the micromachine of bottom second loads gear, and the lower gear is engaged with described lower rack；
Described control system includes single-chip microcomputer, remote-controlled lock and induction installation；Described induction installation includes infrared LEDs
Lamp and infrared receiver chip, described infrared LEDs lamp are fixedly mounted on the lower inner side of the upper valve montant bottom；
Described infrared receiver chip is fixedly mounted on the inner side of the lower valve montant upper protruding block；The single-chip microcomputer is provided with wireless signal
Receiving terminal, the reception of wireless signals end is for receiving the letter that the signal and infrared receiver chip that remote-controlled lock is sent are sent
Number；The signal output part of the single-chip microcomputer is connected with the first described micromachine and the second micromachine by wire.
It is described combine harmoniously to combine harmoniously including left side combined harmoniously with right side, the left side inner side combined harmoniously with right side of combining harmoniously is respectively equipped with
The back box bolt hole for securing cover plate is provided with fixed plate, described fixed plate.
The outside that described right side is combined harmoniously is provided with control system protecting box.
Described cover plate is closed with back box using seal.
The upper valve montant both sides are machined with outer " eight " font inclined-plane；The lower valve montant both sides are machined with outer " eight "
Font inclined-plane.
Described sliding groove is dovetail groove.
Described back box and cover plate use transparent insulation material.
The beneficial effects of the invention are as follows：At the wiring hole of electric energy metering wiring box, key design closing valve machine
Structure, after electric energy metering wiring box wiring is finished, closes closing valve mechanism so that wiring hole is complete using intelligent control means
It is totally-enclosed；In the case of no remote-controlled lock, wiring hole can not be opened.So power stealing person will be unable to pass through wiring hole using thin bar
To stir the plate of tray interior, both, it is impossible to change electric energy metering wiring box back panel wiring structure and sneaked current.Utilize seal
Cover plate and back box are closed, when power stealing person wants to sneak current by way of opening cover plate, seal must be destroyed, also must quilt
It was found that.
Brief description of the drawings
Fig. 1 is the overall structure figure of the embodiment of the present invention；
Fig. 2 is the structure chart of back box in the embodiment of the present invention；
Fig. 3 is partial enlarged drawing at B in Fig. 2；
Fig. 4 is A-A revolved sectional views in Fig. 2；
Fig. 5 is closing valve mechanism opening working state figure in the embodiment of the present invention；
Closing valve mechanism closes working state figure in Fig. 6 embodiment of the present invention；
Fig. 7 is Fig. 5 rear perspective；
Fig. 8 is Fig. 6 front view；
In figure：1. back box；2. cover plate；3. valve groove；4. driver flute；5. wiring hole；6. fixed plate；7. control system
Protecting box；8. sliding groove；9. on valve cross-arm；10. on valve montant；11. upper valve door termination lid；12. lower breach；13. on tooth
Bar；14. rubber card convex；15. lower valve cross-arm；16. lower valve montant；17. lower valve closing cap；18. upper protruding block；19. lower tooth
Bar；20. rubber neck；21. gear；22. lower gear；23. the first micromachine；24. the second micromachine；25. infrared ray
Launch LED；26. infrared receiver chip.
Embodiment
As shown in figure 1, a kind of electric energy metering wiring box, including back box 1, cover plate 2, closing valve mechanism and control system.
Described back box 1 include combine harmoniously, described combining harmoniously is combined harmoniously including front side combines harmoniously with rear side, described front side combine harmoniously and
Rear side, which combines harmoniously, is equipped with the closing valve mechanism groove of installation closing valve mechanism, and described front side is combined harmoniously to combine harmoniously with rear side and is respectively mounted
Closing valve mechanism.As shown in Figures 2 and 3, described closing valve mechanism groove includes valve groove 3 and driver flute 4；It is described
Valve groove 3 be separately positioned on for rectangular recess in front side combines harmoniously and combine harmoniously with rear side；Described driver flute 4 is arranged on valve
The side of groove 3, the outside cell wall of described driver flute 4 is provided with bolt hole；As depicted in figs. 1 and 2, described front side is closed
Wall and rear side are respectively equipped with wiring hole 5 on combining harmoniously, and described wiring hole 5 is through hole, and electric energy metering wiring box outer lead passes through
Described wiring hole 5 is connected with the binding post inside electric energy metering wiring box.Described combining harmoniously is combined harmoniously and right side including left side
Combine harmoniously, the left side inner side combined harmoniously with right side of combining harmoniously is respectively equipped with fixed plate 6, and being provided with described fixed plate 6 is used to fix
The back box bolt hole of cover plate 2, is arranged on left side by fixed plate 6 and combines harmoniously the inner side combined harmoniously with right side, fixed plate 6 can be made fully to connect
The bottom of box 1 is bottomed out, strengthens the fastness of fixed plate 6；The outside that described right side is combined harmoniously is provided with control system protecting box 7, institute
The control system protecting box 7 stated is mainly used in installing the infringement with Protection control system from external environment condition；
It is respectively equipped with as shown in figure 1, the top of the back box 1 is correspondingly arranged on the inside of a cover plate 2, the two ends of cover plate 2
The cover plate bolt hole being correspondingly arranged with back box bolt hole.Described back box 1 and cover plate 2 use transparent insulation material, transparent exhausted
Edge material both can conveniently detect inner connecting way, and good electric insulation defencive function is played again.
Described closing valve mechanism includes valve, sliding groove 8, gear and micromachine.
As shown in Figure 4 and Figure 5, described valve includes upper valve and lower valve, and it is horizontal that described upper valve includes upper valve
Load 9, upper valve montant 10 and upper valve door termination lid 11；Described upper valve cross-arm 9 is a rectangle cross-arm, and described upper valve is horizontal
Welding is fixed in the upper end for carrying on a shoulder pole 9 left ends and described upper valve montant 10, and described upper valve montant 10 is fixedly connected with valve
Cross-arm 9 is acted on.As shown in figure 5, the upper both sides of valve montant 10 are machined with outer " eight " font inclined-plane, for matching somebody with somebody with sliding groove 8
Close and install；The outside of the upper bottom of valve montant 10 is provided with lower breach 12, and described lower breach 12 is rectangular indentation；On described
The lateral surface of valve montant 10 is provided with upper rack 13, and described upper rack 13 is used for engaged transmission.
As shown in Figure 4 and Figure 5, described upper valve door termination lid 11 is rectangular shape, described upper valve door termination lid 11
Bottom is provided with rubber card convex 14, and described rubber card convex 4 is used to dock with lower valve；Described upper valve door termination lid 11 it is upper
End is fixed on valve cross-arm 9, and described upper valve door termination lid 11 has multiple, the distribution of the corresponding wiring hole 5 that combines harmoniously, upper valve
Closing cap 11 is evenly distributed on valve cross-arm 9.As shown in Figure 6 and Figure 8, it is described when upper valve moves down into final position
The lower end of upper valve door termination lid 11 rubber card convex 14 lower edge it is concordant with the lower edge of described wiring hole 5；It is described lower scarce
The center of mouth 12 is concordant with the center of wiring hole 5.
Described sliding groove 8 is dovetail groove, and described sliding groove 8 is fixedly mounted on the described lateral wall of driver flute 4
Inner surface on, and be spirally connected by the bolt hole on the described outside cell wall of driver flute 4；Described upper valve montant 10 can
The cooperation of slip is installed in the top of described sliding groove 8.
As shown in Figure 4 and Figure 5, described lower valve is located at the lower section of upper valve, including lower valve cross-arm 15, lower valve are erected
Bar 16 and lower valve closing cap 17；Described lower valve cross-arm 15 is a rectangle cross-arm, the described left end of lower valve cross-arm 15 with
Welding is fixed in the lower end of described lower valve montant 16, and described lower valve montant 16 is fixedly connected with lower valve cross-arm 15 and made
With.The lower valve montant 16 is that both sides are machined with outer " eight " font inclined-plane, is installed for coordinating with sliding groove 8；The lower valve
The outside of the upper end of door montant 16 is provided with upper protruding block 18, described upper protruding block 18 and the described upper Basolateral of valve montant 10
Lower breach 12 is correspondingly arranged, and described upper protruding block 18 is rectangular-shaped；The lateral surface of the lower valve montant 16 is provided with lower rack
19, described lower rack 19 is used for engaged transmission.
Described lower valve closing cap 17 is that the top of rectangular-shaped, described lower valve closing cap 17 is provided with and the upper valve
The rubber neck 20 that the lower rubber card convex 14 of door termination lid 11 is engaged, in engagement process, described rubber card convex 14 is inserted
It is connected in described rubber neck 20.
As shown in Figure 5 and Figure 6, the lower end of described lower valve closing cap 17 is fixed on lower valve cross-arm 15, described
Lower valve closing cap 17 has multiple, and the distribution of the corresponding wiring hole 5 that combines harmoniously, lower valve closing cap 17 is distributed on lower valve cross-arm
15.When lower valve is moved up to final position, the top edge of the rubber neck 20 of the described upper end of lower valve closing cap 17 and institute
The top edge for the wiring hole 5 stated is concordant；The center of the upper protruding block 18 is concordant with the center of wiring hole 5.
When lower valve is moved up to final position, and upper valve is when moving down into final position, when wiring hole 5 is without wire
In the case of passing through, the rubber card convex 14 of the described lower end of upper valve door termination lid 11 will be plugged on described lower valve closing cap 17
In the rubber neck 20 of upper end, i.e. completely enclose wiring hole 5.Because the grafting of rubber card convex 14 and rubber neck 20 coordinates,
Power stealing person can not pass through wiring hole to stir the plate of tray interior using thin bar, both, it is impossible to change electric energy metering wiring box
Back panel wiring structure is sneaked current.
In the case where wiring hole 5 has wire to pass through, due to the rubber card convex 14 and lower valve of the lower end of upper valve door termination lid 11
The rubber neck 20 of the upper end of door termination lid 17 is flexible piece, during upper valve is moved down, and rubber card convex 14 is by wire
Crimp, the lower surface of rubber card convex 14 formed arcuate surface closely held tightly with wire upper surface；The process moved up in lower valve
In, rubber neck 20 is by the crimp of wire, and the upper surface of rubber neck 20 forms arcuate surface and wire lower surface is close
Hold tightly.Both, rubber card convex 14 and rubber neck 20 were closed the interface of the wire in wiring hole 5 completely.So, power stealing person
It can not be sneaked current by the interface of wire.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, described gear includes gear 21 and lower gear 22, described micro electric
Machine includes the first micromachine of top 23 and the second micromachine of bottom 24, and the output shaft of the first described micromachine 23 is set with
Gear 21, the gear 21 is engaged with described upper rack 13；The output shaft suit of second micromachine of bottom 24
Lower gear 22, the lower gear 22 is engaged with described lower rack 19.
As shown in figure 5 and figure 7, described control system includes single-chip microcomputer, remote-controlled lock and induction installation；Described sensing dress
Put including infrared emitting LED 25 and infrared receiver chip 26, described infrared emitting LED 25 is fixedly mounted on institute
State the centre position of the inner side of breach 12 under the bottom of valve montant 10；Described infrared receiver chip 26 be fixedly mounted on it is described under
The inner side centre position of 16 upper protruding block of valve montant 18.Described single-chip microcomputer is fixedly mounted in described control system protecting box 7,
The remote-controlled lock has staff to wear.The single-chip microcomputer is provided with reception of wireless signals end, and the reception of wireless signals end is used for
The signal that the signal and infrared receiver chip 26 that reception remote-controlled lock is sent are sent；The signal output part of the single-chip microcomputer and institute
The micromachine stated is connected by wire.
In use, after electric energy metering wiring box connection is finished, described cover plate 2 and back box 1 are passed through into bolt spiral shell
Connect, the edge that cover plate 2 is contacted with back box 1 is closed using seal.If power stealing person provokes yoke plate by opening cover plate, change
Become internal circuit connected mode to be sneaked current, seal must be destroyed.When staff has found electric energy metering wiring box seal quilt
Destruction, you can know that someone has carried out power stealing operation.After the upper lid 2 and back box 1 of electric energy metering wiring box are fixedly mounted, then carry out
Close the operation of wiring hole 5.
As shown in Fig. 5, Fig. 6 and Fig. 8, staff presses the X button of remote-controlled lock, and remote-controlled lock sends shutdown signal, single
Piece machine is received after shutdown signal, and single-chip microcomputer output sends beginning to the first micromachine 23 and the second micromachine 24 simultaneously
Signal.First micromachine 23 drives gear 21 to rotate counterclockwise, the engagement upper rack of gear 21, and drives upper valve montant
10 in sliding groove 8 slide downward, because upper valve is fixedly connected by upper valve cross-arm 9 with described upper valve montant 10,
So upper valve goalkeeper integrally moves down；Second micromachine 24 drives lower gear 22 to rotate clockwise, under lower gear 22 is engaged
Rack 19, and drive the upward sliding in sliding groove 8 of lower valve montant 16, due to lower valve by lower valve cross-arm 15 with it is described
Lower valve montant 16 be fixedly connected, so lower valve will be moved up integrally.
When the upper protruding block 18 of lower valve montant 16 is moved to lower 12 position of breach of the upper bottom of valve montant 10, lower valve
The infrared receiver chip 26 of the upper protruding block 18 of door montant 16 receives the infrared emitting of lower breach 12 of the bottom of valve montant 10
The infrared light of LED 25.At this moment infrared receiver chip 26 will send signal, and single-chip microcomputer is received after signal, is sent out to micromachine
Go out stop signal, both, final position is moved on on lower valve, upper valve moves down into final position, and wiring hole 5 is closed.Power stealing person
It will be unable to stir the plate of tray interior through wiring hole 5 using thin bar, change circuit structure and sneaked current.When electric energy meter
, can be by pressing releasing the button for remote-controlled lock when amount terminal box needs rewiring, single-chip microcomputer is received after signal, makes micro electric
Machine is overturn, and then is driven upper valve to move up, moved under lower valve phase, and wiring hole 5 is opened, and next can be connect again
Line works.
Claims (7)
1. a kind of electric energy metering wiring box, it is characterised in that including back box, cover plate, closing valve mechanism and control system；Back box
Including combining harmoniously, described combining harmoniously is interior provided with the closing valve mechanism groove for installing closing valve mechanism；The described front side combined harmoniously and
Rear side is respectively equipped with wiring hole；Described to combine harmoniously provided with the bolt hole for securing cover plate, described back box and cover plate is spirally connected；
Described closing valve mechanism includes valve, sliding groove, gear and micromachine；
Described valve includes upper valve and lower valve, and described upper valve includes upper valve cross-arm, upper valve montant and upper valve
Door termination lid；Described upper valve cross-arm right-hand member is fixedly connected with the upper end of described upper valve montant；The upper valve door termination
Distribution distance of the lid correspondence wiring hole on combining harmoniously, is uniformly distributed on upper valve cross-arm；Described upper valve door termination lid it is upper
End is fixed on valve cross-arm；The bottom of the upper valve door termination lid is provided with rubber card convex；The upper valve montant is slidably
The top installed in described sliding groove, the lateral surface of the upper valve montant is provided with upper rack, the upper valve montant
Bottom is provided with lower breach；
Described sliding groove is fixedly mounted in closing valve mechanism groove；
Described lower valve is located at the lower section of described upper valve, including lower valve cross-arm, lower valve montant and lower valve door termination
Lid；The lower valve closing cap correspondence upper valve door termination lid, is evenly distributed on lower valve cross-arm；Described lower valve closing cap
Lower end be fixed on lower valve cross-arm, the top of the lower valve closing cap is provided with rubber neck；Described lower valve cross-arm is right
End is fixedly connected on the lower end of described lower valve montant；The lower valve montant is slidably mounted on described sliding groove
Bottom；The lateral surface of the lower valve montant is provided with lower rack；The upper end of the lower valve montant is provided with and described upper valve
The corresponding upper protruding block of lower breach of montant Basolateral；
Described gear includes gear and lower gear, and described micromachine includes the micromachine of top first and bottom second
Micromachine, the output sleeve of the first described micromachine loads onto gear, and the gear is engaged with described upper rack；Institute
The output sleeve for stating the micromachine of bottom second loads gear, and the lower gear is engaged with described lower rack；
Described control system includes single-chip microcomputer, remote-controlled lock and induction installation；Described induction installation include infrared LEDs lamp and
Infrared receiver chip, described infrared LEDs lamp is fixedly mounted on the lower inner side of the upper valve montant bottom；It is described
Infrared receiver chip be fixedly mounted on the inner side of the lower valve montant upper protruding block；The single-chip microcomputer is provided with reception of wireless signals
End, the reception of wireless signals end is for receiving the signal that the signal and infrared receiver chip that remote-controlled lock is sent are sent；Institute
The signal output part for stating single-chip microcomputer is connected with described the first micromachine and the second micromachine by wire.
2. a kind of electric energy metering wiring box according to claim 1, it is characterized in that, described combining harmoniously combined harmoniously including left side and
Right side is combined harmoniously, and the left side inner side combined harmoniously with right side of combining harmoniously is respectively equipped with fixed plate, be provided with described fixed plate be used for it is solid
Determine the back box bolt hole of cover plate.
3. a kind of electric energy metering wiring box according to claim 2, it is characterized in that, the outside that described right side is combined harmoniously is provided with
Control system protecting box.
4. a kind of electric energy metering wiring box according to claim 1, it is characterized in that, described cover plate uses seal with back box
Closed.
5. a kind of electric energy metering wiring box according to claim 1, it is characterized in that, the both sides of described upper valve montant add
Work has outer " eight " font inclined-plane；The both sides of the lower valve montant are machined with outer " eight " font inclined-plane.
6. a kind of electric energy metering wiring box according to claim 1, it is characterized in that, described sliding groove is dovetail groove.
7. a kind of electric energy metering wiring box according to claim 1, it is characterized in that, described back box and cover plate are using saturating
Bright insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610190861.XA CN105759092B (en) | 2016-03-30 | 2016-03-30 | A kind of electric energy metering wiring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610190861.XA CN105759092B (en) | 2016-03-30 | 2016-03-30 | A kind of electric energy metering wiring box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105759092A CN105759092A (en) | 2016-07-13 |
| CN105759092B true CN105759092B (en) | 2017-10-31 |
Family
ID=56345860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610190861.XA Active CN105759092B (en) | 2016-03-30 | 2016-03-30 | A kind of electric energy metering wiring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105759092B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480849Y (en) * | 2000-11-14 | 2002-03-06 | 宋振勇 | Electricity fraudulent use proof lock box on electric meter |
| CN2590229Y (en) * | 2002-11-28 | 2003-12-03 | 虞国荣 | Electric energy measuring distributed zero line junction box |
| JP4690384B2 (en) * | 2007-12-28 | 2011-06-01 | フィホン テクノロジー カンパニー，リミテッド | Rotating plug with fixable converter |
| CN201490421U (en) * | 2009-06-10 | 2010-05-26 | 黄华道 | Safety baffle device for power supply jack |
| CN202712780U (en) * | 2012-07-16 | 2013-01-30 | 上海友邦电气(集团)股份有限公司 | Watt-hour meter junction box |
| CN204045986U (en) * | 2014-09-09 | 2014-12-24 | 浙江新跃电气有限公司 | Distribution box |
| CN204069565U (en) * | 2014-09-24 | 2014-12-31 | 江苏省电力公司常州供电公司 | A kind of electric equipment protection chamber door |
| CN204216304U (en) * | 2014-12-05 | 2015-03-18 | 辽宁工业大学 | A kind of communication switching signalling |
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2016
- 2016-03-30 CN CN201610190861.XA patent/CN105759092B/en active Active
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| CN105759092A (en) | 2016-07-13 |
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