CN105929212A - Anti-arrearage low-voltage three-phase four-line ammeter casing - Google Patents
Anti-arrearage low-voltage three-phase four-line ammeter casing Download PDFInfo
- Publication number
- CN105929212A CN105929212A CN201610505330.5A CN201610505330A CN105929212A CN 105929212 A CN105929212 A CN 105929212A CN 201610505330 A CN201610505330 A CN 201610505330A CN 105929212 A CN105929212 A CN 105929212A
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- CN
- China
- Prior art keywords
- arrearage
- phase
- money drawing
- drawing plat
- low voltage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
-
- 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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to an anti-arrearage low-voltage three-phase four-line ammeter casing which is so structured that an ammeter is connected to a load-side connecting row, a grounding protection connecting row and an air switch, the air switch is connected with an opening tripping switch, an opening tripping coil and an arrearage tripping coil are arranged on the air switch, two contacts of the power switch are respectively connected with the opening tripping coil and the arrearage tripping coil, and a current transformer is connected with a three-phase lead and arranged above the ammeter. The occurrence of electric power client arrearage on purpose can be prevented. The lock structure is simple and practical, and loss of protection function of an ammeter casing due to damage of connecting rod lock can be prevented. The appearance is simple and beautiful, and the production cost and maintenance cost of a power supply enterprises can be reduced.
Description
Technical field
The present invention relates to a kind of money drawing plat table case, particularly relate to a kind of anti-arrearage low voltage three-phase four line money drawing plat table case, it is adaptable to the installation of electricity market three-phase four-wire system money drawing plat and protection.
Background technology
At present, the low voltage three-phase four-wire system money drawing plat table case of onsite application is broadly divided into two big classes, and one is early stage nothing unpacking intelligence trip avoidance function table case, and the application time limit is at 10-15, and another kind was unpacking intelligence trip avoidance function table case, started application at about 2006.The card table box technology relative maturity now applied, but along with the growth of the application time limit, the application of intelligent meter has exposed many problems in installation, maintenance process, brings no small maintenance cost to the metrological personnel of work on the spot.Subject matter is as follows:
1. at present arrearage breaking coil power supply is connected at on-load switch, load side chamber door can not locking, connect load line due to user's private and malicious owing fee all can arbitrarily disconnect breaking coil wiring, cause subscriber arrearage to trip, have a strong impact on tariff recovery quality.
2. original door lock device is that upper and lower bar is locked a door, and door lock is lost, well damage, it is impossible to closes the door and seals up.Table case is extruded by external force, and box deformation causes chamber door cannot to be locked and unblank, or causes chamber door to deform after prying open by force.Metering seal and door lock are sale of electricity end security protection and anti-electricity-theft last barrier, and lockset is once destroyed, and power supply safety and market order are caused bigger threat.
3., after dress table connects electricity, table case IC-card mouth cannot dock with the dislocation of electric energy meter IC mouth.Electric energy meter cannot move up and down in installation process, and the mode destroying glass window can only be taked when metrological personnel encounters problems at the scene just to carry out plug-in card power purchase.And the real work of problems scene often occurs.
4. power supply indicator, load display lamp protrude excessive, have damage phenomenon, and power consumption is bigger time in carrying, installation process.
5. the interior protection to breaking coil and relay indicating light of active list case uses cartridge fuse fuse protection, measures the cartridge fuse that class personnel on site need to more renew, change workload bigger after fuse protection.Low-tension fuse pipe can use the air switch of technology maturation to be substituted completely at present.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, it is provided that a kind of anti-arrearage low voltage three-phase four line money drawing plat table case, solve the problem that can arbitrarily disconnect breaking coil wiring in prior art.
Technical scheme is as follows:
Anti-arrearage low voltage three-phase four line money drawing plat table case; including combined floodgate display lamp before casing, money drawing plat dial framework, money drawing plat, current transformer, table and load combined floodgate display lamp; money drawing plat connected load side line bank, ground protection line bank and air switch; air switch connects trip switch of unpacking; unpacking breaking coil and arrearage breaking coil are arranged on air switch, and two contacts of on and off switch connect unpacking breaking coil and arrearage breaking coil respectively；Current transformer is connected with three-phase conducting wire and is arranged on the top of money drawing plat.
Low capacity air switch is used to carry out fuse protection in described casing.
Before described table, combined floodgate display lamp and load combined floodgate display lamp are inserted LED light.
Arranging fastening-type bolt between described casing and chamber door, bolt is provided with and adds sealing of hole.
Described money drawing plat dial framework includes gripper shoe, support bar, transverse shifting groove and vertically moves groove, and one end of support bar is fixing on the supporting plate, and the other end activity of support bar is arranged, and the upper and lower of gripper shoe is respectively equipped with transverse shifting groove and vertically moves groove.
Described support bar is V-shaped, is formed by two single poles are hinged.
The described groove that vertically moves is arranged with transverse shifting groove intersecting vertical.
The described groove that vertically moves is respectively provided with at least one in the upper and lower of gripper shoe.
Advantages of the present invention effect is as follows:
1, two power supply contacts on power supply air switch being connect unpacking breaking coil and arrearage breaking coil respectively, the most i.e. ensure that two control coils obtain the protection of table case, save again an air switch, reduce cost, in making table case, layout is more reasonable.
2, using fastening-type bolt and nut model is GB/T45-M5, opens 2mm hole at bolt epimere simultaneously, seals table for seal.Fastening-type bolt facilitates durable, and simple in construction is with low cost.The present invention uses fastening-type bolt lock, is managed by strict seal, three-phase and four-line money drawing plat case can be made to get rid of because connecting rod door lock damages the destruction causing table case.
3, electric energy dial framework can make electric energy meter the most arbitrarily adjust orientation, it is simple to occurs in installation process that electric energy meter position is adjusted by other situations, makes meter IC card mouth match with table case bayonet socket.Avoid the phenomenon of destruction table case window.
4, after table case power supply indicator is the LED light that power is 1W, more original saving energy 75%, about 100,000 hours service life.
5, cartridge fuse is replaced by air switch, makes electric elements receive preferably protection, decrease spare unit element during handling failure simultaneously, save maintenance cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is table case lockset schematic diagram of the present invention.
Fig. 3 a, 3b are electric energy meter dial framework base schematic diagram of the present invention.
In figure; 1, combined floodgate display lamp before table, 2, load combined floodgate display lamp, 3, on and off switch; 4, current transformer; 5, unpack breaking coil, 6, arrearage breaking coil, 7, air switch; 8, load side line bank; 9, low capacity air switch, 10, ground protection line bank, 11, trip switch of unpacking；12, casing, 13, chamber door, 14, fastening-type bolt, 15, add sealing of hole；16, gripper shoe, 17, support bar, 18, transverse shifting groove, 19, vertically move groove, 20, money drawing plat.
Detailed description of the invention
Referring to the drawings, in conjunction with specific embodiments, the present invention is described in detail.
Embodiment
As Figure 1-3; anti-arrearage low voltage three-phase four line money drawing plat table case; including combined floodgate display lamp 1 before casing, money drawing plat dial framework, money drawing plat 20, current transformer 4, table and load combined floodgate display lamp 2; money drawing plat connected load side line bank 8, ground protection line bank 10 and air switch 7; air switch connects trip switch 11 of unpacking; unpacking breaking coil 5 and arrearage breaking coil 6 are arranged on air switch, and two contacts of on and off switch connect unpacking breaking coil and arrearage breaking coil respectively；Current transformer 4 is connected with three-phase conducting wire and is arranged on the top of money drawing plat 20.
Low capacity air switch 9 is used to carry out fuse protection in described casing.
Before described table, combined floodgate display lamp 1 and load combined floodgate display lamp 2 are inserted 1W ultra-thin LED display lamp；And in table case projection less than 0.5CM.
Arranging fastening-type bolt 14 between described casing 12 and chamber door 13, bolt is provided with 2mm diameter and adds sealing of hole 15；It is used as double bolt as required.
Described money drawing plat dial framework includes gripper shoe 16, support bar 17, transverse shifting groove 18 and vertically moves groove 19, described support bar is V-shaped, formed by two single poles are hinged, one end of support bar is fixing on the supporting plate, the other end activity of support bar is arranged, and the upper and lower of gripper shoe is respectively equipped with transverse shifting groove and vertically moves groove；Vertically move groove to arrange with transverse shifting groove intersecting vertical；Vertically move groove and be respectively provided with at least one in the upper and lower of gripper shoe.
In overall table case design, eliminate former load side switch, use line bank instead, facilitate user to draw load line, former connecing is drawn the arrearage tripping operation wire at load side switch simultaneously, be connected on source-side switches, protected by table case.Current transformer is arranged on the top of money drawing plat, makes the electric energy meter still can be charged after unpacking tripping operation and arrearage adjust, and improves and gathers success rate.Electric energy meter can be finely tuned on dial framework up and down, only need to adjust screw.The built-in table of table case connects electric after having worked, and is fastened on bolt by six rib nuts, adds at sealing of hole through seal joint sealing at bolt.The most all of metering device and other wire will be protected by table case, and user side leaves behind terminal connections row, only need, as user needs wiring to have a power failure, the on and off switch that stops.
Claims (8)
- The most anti-arrearage low voltage three-phase four line money drawing plat table case; including combined floodgate display lamp before casing, money drawing plat dial framework, money drawing plat, current transformer, table and load combined floodgate display lamp; it is characterized in that money drawing plat connected load side line bank, ground protection line bank and air switch; air switch connects trip switch of unpacking; unpacking breaking coil and arrearage breaking coil are arranged on air switch, and two contacts of on and off switch connect unpacking breaking coil and arrearage breaking coil respectively；Current transformer is connected with three-phase conducting wire and is arranged on the top of money drawing plat.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 1, it is characterised in that use low capacity air switch to carry out fuse protection in described casing.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 1, it is characterised in that before described table, combined floodgate display lamp and load combined floodgate display lamp are inserted LED light.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 1, it is characterised in that arranging fastening-type bolt between described casing and chamber door, bolt is provided with and adds sealing of hole.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 1, it is characterized in that described money drawing plat dial framework includes gripper shoe, support bar, transverse shifting groove and vertically moves groove, one end of support bar is fixing on the supporting plate, the other end activity of support bar is arranged, and the upper and lower of gripper shoe is respectively equipped with transverse shifting groove and vertically moves groove.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 5, it is characterised in that described support bar is V-shaped, is formed by two single poles are hinged.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 5, it is characterised in that the described groove that vertically moves is arranged with transverse shifting groove intersecting vertical.
- Anti-arrearage low voltage three-phase four line money drawing plat table case the most according to claim 5, it is characterised in that the described groove that vertically moves is respectively provided with at least one in the upper and lower of gripper shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505330.5A CN105929212B (en) | 2016-07-01 | 2016-07-01 | Anti- four line money drawing plat electricity box of arrearage low voltage three-phase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505330.5A CN105929212B (en) | 2016-07-01 | 2016-07-01 | Anti- four line money drawing plat electricity box of arrearage low voltage three-phase |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105929212A true CN105929212A (en) | 2016-09-07 |
| CN105929212B CN105929212B (en) | 2019-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610505330.5A Active CN105929212B (en) | 2016-07-01 | 2016-07-01 | Anti- four line money drawing plat electricity box of arrearage low voltage three-phase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105929212B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703355A (en) * | 2017-10-24 | 2018-02-16 | 宁波三星医疗电气股份有限公司 | A kind of intelligent electric energy meter |
| CN114362091A (en) * | 2021-12-02 | 2022-04-15 | 贵州电网有限责任公司 | Overvoltage-preventing meter box |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335163A (en) * | 2008-08-05 | 2008-12-31 | 无锡唯特电气技术有限公司 | Operating mechanism of automatically jumping small circuit breaker |
| CN201188114Y (en) * | 2008-03-17 | 2009-01-28 | 上海联能仪表有限公司 | Electronic single-phase electric energy gauge |
| CN202562979U (en) * | 2012-05-31 | 2012-11-28 | 山东电力集团公司枣庄供电公司 | Electric energy meter mounting and fixing bracket |
| CN203312653U (en) * | 2013-06-03 | 2013-11-27 | 国家电网公司 | Power distribution metering remote-control safe electricity fee control cabinet |
| CN104198784A (en) * | 2014-09-13 | 2014-12-10 | 郑州朗鑫智能电子科技有限公司 | Anti-electricity-stealing intelligent electricity meter mechanism |
| CN205786774U (en) * | 2016-07-01 | 2016-12-07 | 国网辽宁省电力有限公司抚顺供电公司 | Anti-arrearage low voltage three-phase four line money drawing plat table case |
-
2016
- 2016-07-01 CN CN201610505330.5A patent/CN105929212B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201188114Y (en) * | 2008-03-17 | 2009-01-28 | 上海联能仪表有限公司 | Electronic single-phase electric energy gauge |
| CN101335163A (en) * | 2008-08-05 | 2008-12-31 | 无锡唯特电气技术有限公司 | Operating mechanism of automatically jumping small circuit breaker |
| CN202562979U (en) * | 2012-05-31 | 2012-11-28 | 山东电力集团公司枣庄供电公司 | Electric energy meter mounting and fixing bracket |
| CN203312653U (en) * | 2013-06-03 | 2013-11-27 | 国家电网公司 | Power distribution metering remote-control safe electricity fee control cabinet |
| CN104198784A (en) * | 2014-09-13 | 2014-12-10 | 郑州朗鑫智能电子科技有限公司 | Anti-electricity-stealing intelligent electricity meter mechanism |
| CN205786774U (en) * | 2016-07-01 | 2016-12-07 | 国网辽宁省电力有限公司抚顺供电公司 | Anti-arrearage low voltage three-phase four line money drawing plat table case |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703355A (en) * | 2017-10-24 | 2018-02-16 | 宁波三星医疗电气股份有限公司 | A kind of intelligent electric energy meter |
| CN114362091A (en) * | 2021-12-02 | 2022-04-15 | 贵州电网有限责任公司 | Overvoltage-preventing meter box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105929212B (en) | 2019-01-29 |
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