CN204065196U - In electric energy meter, mutual inductor is connected and fixed device - Google Patents
In electric energy meter, mutual inductor is connected and fixed device Download PDFInfo
- Publication number
- CN204065196U CN204065196U CN201420555317.7U CN201420555317U CN204065196U CN 204065196 U CN204065196 U CN 204065196U CN 201420555317 U CN201420555317 U CN 201420555317U CN 204065196 U CN204065196 U CN 204065196U
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- electric energy
- energy meter
- latching relay
- magnetic latching
- mutual inductor
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Abstract
What the utility model discloses mutual inductor in a kind of electric energy meter is connected and fixed device, comprise electric energy meter casing, be arranged on the circuit board in electric energy meter casing, mutual inductor and magnetic latching relay, described mutual inductor and magnetic latching relay are all electrically connected with circuit board by electrical lead, described magnetic latching relay is formed primarily of magnetic latching relay body and two binding post welding, described mutual inductor is set to ring-type and is set on a binding post, the inwall of described electric energy meter casing is provided with the fixed mechanism for fixing magnetic latching relay body, it is stable that this utility model has assembling, easy-off feature.
Description
Technical field
The utility model relates to a kind of electric energy meter, and more particularly, what it related to mutual inductor in a kind of electric energy meter is connected and fixed device.
Background technology
Electric energy meter is used to the instrument consuming electric energy in metering circuit, is commonly called as watt-hour meter, energy meter.
Electronic electric energy meter uses analog or digital circuit to obtain the product of voltage and current vector, then, by analog or digital circuit realiration electric energy metrical function.This electric energy meter comprises electric energy meter casing, the circuit board be arranged in electric energy meter casing, mutual inductor, magnetic latching relay etc., and mutual inductor welding on circuit boards.
Electric energy meter is a kind of more accurate measurement instrument; the producer producing electric energy meter all can by the electric energy meter that assembles complete detection one time again; because mutual inductor is element important in electric energy meter; high voltage or big current scaling transformation are mainly become normal low voltage or standard small area analysis by mutual inductor function, to realize standardization, the miniaturization of measurement instrument, proterctive equipment and automatic control equipment.Mutual inductor also can be used to separate high-voltage system simultaneously, to ensure the safety of the person and equipment.The equipment of scaling transformation voltage or electric current.For in the underproof electric energy of detection, and mutual inductor and magnetic latching relay are the most easily detected quality problems, and mutual inductor and magnetic latching relay are all weld on circuit boards, are not easy dismounting, cause very large puzzlement to doing over again.
Utility model content
For the deficiency that prior art exists, what the purpose of this utility model was to provide mutual inductor in a kind of electric energy meter is connected and fixed device, has assembling stable, easy-off feature.
For achieving the above object, the utility model provides following technical scheme:
In a kind of electric energy meter, mutual inductor is connected and fixed device, comprise electric energy meter casing, be arranged on the circuit board in electric energy meter casing, mutual inductor and magnetic latching relay, described mutual inductor and magnetic latching relay are all electrically connected with circuit board by electrical lead, described magnetic latching relay is formed primarily of magnetic latching relay body and two binding post welding, described mutual inductor is set to ring-type and is set on a binding post, and the inwall of described electric energy meter casing is provided with the fixed mechanism for fixing magnetic latching relay body.
By adopting technique scheme, mutual inductor and magnetic latching relay are all electrically connected with circuit board by electrical lead, and electrical lead ductility is relatively good, on the one hand, and convenient adjustment mutual inductor and the position of magnetic latching relay in electric energy meter casing; Another is convenient, conveniently mutual inductor and magnetic latching relay are dismantled from circuit board, mutual inductor is set to ring-type and is set on a binding post, for just high voltage or big current scaling transformation become normal low voltage or standard small area analysis, the fixed mechanism that electric energy meter casing inwall is provided with is for fixing magnetic latching relay body, place magnetic latching relay body to rock in electric energy meter casing, cause short circuit or short circuit, affect the adaptation of electric energy meter.
The utility model is set to further: described fixed mechanism comprises the draw-in groove being arranged on the relative dual-side of magnetic latching relay body, is fixed on the card column on the inwall of electric energy meter casing, described card column and draw-in groove clamping.
By adopting technique scheme, the draw-in groove that the relative dual-side of magnetic latching relay body is provided with and the card column clamping be fixed on the inwall of electric energy meter casing, only need magnetic latching relay body to extrude downwards, card column coordinates with draw-in groove, fixes magnetic latching relay body, structure is simple, easy to assembly, when needing to remove magnetic latching relay body, card column is moved to both sides, not only card column and exact separation, can reuse but also facilitate the dismounting of magnetic latching relay body.
The utility model is set to further: many one of the quantity of the number ratio magnetic latching relay body of described card column, and multiple card column is set up in parallel along the direction of electric energy meter case body length, and described magnetic latching relay body is connected between two adjacent card columns.
By adopting technique scheme, multiple card column is set up in parallel along the direction of electric energy meter case body length, magnetic latching relay body is connected between two adjacent card columns, make magnetic latching relay body marshalling in electric energy meter casing, reduce the quantity of card column simultaneously, solve material, reduce costs.
The utility model is set to further: described fixed mechanism is set to several support bars be fixedly connected with electric energy meter casing inwall, several support bars are set up in parallel along the length direction of electric energy meter casing, described magnetic latching relay is arranged between two adjacent support bars, one end of described support bar is provided with threaded hole, threaded hole internal thread is connected with screw, and the thread end of described screw is arranged with Fastener.
By adopting technique scheme, be arranged on the support bar of electric energy meter casing inwall namely for supporting magnetic latching relay body, coordinate with Fastener again, when screw-driving, be set in screw thread end can gripping members and magnetic latching relay body inconsistent, fix magnetic latching relay body, place magnetic latching relay body and rock in electric energy meter casing, screw is threaded with support bar, easy to adjust.
Accompanying drawing explanation
Fig. 1 is the fixed mechanism schematic diagram being connected and fixed device embodiment of mutual inductor in the utility model electric energy meter;
Fig. 2 is the magnetic latching relay schematic diagram being connected and fixed device embodiment of mutual inductor in the utility model electric energy meter;
Fig. 3 is the card column schematic diagram being connected and fixed device embodiment of mutual inductor in the utility model electric energy meter;
Fig. 4 is the enlarged drawing being connected and fixed A place in Fig. 3 of device embodiment of mutual inductor in the utility model electric energy meter;
Fig. 5 is the schematic diagram being connected and fixed the another kind of fixed mechanism of device embodiment of mutual inductor in the utility model electric energy meter.
In figure: 1, electric energy meter casing; 11, card column; 111, fixture block; 2, circuit board; 3, mutual inductor; 4, magnetic latching relay; 41, magnetic latching relay body; 411, draw-in groove; 42, binding post; 5, electrical lead; 6, fixed mechanism; 61, support bar, 611, threaded hole; 62, screw; 63, Fastener.
Embodiment
Referring to figs. 1 through Fig. 5, the device embodiment that is connected and fixed of mutual inductor in the utility model electric energy meter is described further.
Shown in Fig. 1 to 4, in a kind of electric energy meter, mutual inductor 3 is connected and fixed device, comprise electric energy meter casing 1, be arranged on the circuit board 2 in electric energy meter casing 1, mutual inductor 3 and magnetic latching relay 4, described mutual inductor 3 and magnetic latching relay 4 are all electrically connected with circuit board 2 by electrical lead 5, described magnetic latching relay 4 welds primarily of magnetic latching relay body 41 and two binding posts 42 and forms, described mutual inductor 3 is set to ring-type and is set on a binding post 42, the inwall of described electric energy meter casing 1 is provided with the fixed mechanism 6 for fixing magnetic latching relay body 41.Described fixed mechanism 6 comprises the draw-in groove 411 being arranged on the relative dual-side of magnetic latching relay body 41, be fixed on the card column 11 on the inwall of electric energy meter casing 1, card column 11 is provided with fixture block 111, two card columns 11 being in edge are provided with fixture block 111 in relative both sides, the card column 11 mediated all is provided with fixture block 111 in both sides, and described card column 11 is by fixture block 111 and draw-in groove 411 clamping.Described card column 11 is provided with four, described magnetic latching relay body 41 is provided with three, four card columns 11 are set up in parallel along the direction of electric energy meter casing 1 length, described magnetic latching relay body 41 is connected between two adjacent card columns 11, and described card column 11 is made up of the good plastic material of the elasticity such as PE, PVE and one-body molded with the inwall of electric energy meter casing 1.
Mutual inductor 3 and magnetic latching relay 4 are all electrically connected with circuit board 2 by electrical lead 5, and electrical lead 5 ductility is relatively good, on the one hand, and convenient adjustment mutual inductor 3 and the position of magnetic latching relay 4 in electric energy meter casing 1; Another is convenient, conveniently mutual inductor 3 and magnetic latching relay 4 are dismantled from circuit board 2, mutual inductor 3 is set to ring-type and is set on a binding post 42, for just high voltage or big current scaling transformation become normal low voltage or standard small area analysis, the fixed mechanism 6 that electric energy meter casing 1 inwall is provided with is for fixing magnetic latching relay body 41, place magnetic latching relay body 41 to rock in electric energy meter casing 1, cause short circuit or short circuit, affect the adaptation of electric energy meter.
The magnetic latching relay body 41 dual-side draw-in groove 411 be provided with and card column 11 clamping be fixed on the inwall of electric energy meter casing 1 relatively, magnetic latching relay body 41 is only needed to extrude downwards, card column 11 coordinates with draw-in groove 411, fix magnetic latching relay body 41, structure is simple, easy to assembly, when needing to remove magnetic latching relay body 41, not only card column 11 moved to both sides, card column 11 is separated with draw-in groove 411, can reuse but also facilitate the dismounting of magnetic latching relay body 41.
Four card columns 11 are set up in parallel along the direction of electric energy meter casing 1 length, magnetic latching relay body 41 is connected between two adjacent card columns 11, makes magnetic latching relay body 41 marshalling in electric energy meter casing 1, reduces the quantity of card column 11 simultaneously, solve material, reduce costs.
Shown in Fig. 5, described fixed mechanism 6 is set to several support bars 61 be fixedly connected with electric energy meter casing 1 inwall, four support bars 61 are set up in parallel along the length direction of electric energy meter casing 1, described magnetic latching relay 4 is arranged between two adjacent support bars 61, one end of described support bar 61 is provided with threaded hole 611, threaded hole 611 internal thread is connected with screw 62, and the thread end of described screw 62 is arranged with the Fastener 63 be made up of vulcanie.
Be arranged on the support bar 61 of electric energy meter casing 1 inwall namely for supporting magnetic latching relay body 41, coordinate with Fastener 63 again, when screw 62 is tightened, be set in screw 62 thread end can gripping members and magnetic latching relay body 41 inconsistent, fix magnetic latching relay body 41, place magnetic latching relay body 41 to rock in electric energy meter casing 1, screw 62 is threaded with support bar 61, easy to adjust.
The use step of fixed mechanism 6 in Fig. 5: Fastener 63 is set in the thread end of screw 62, threaded hole 611 pretension of screw 62 and support bar 61, magnetic latching relay body 41 is placed between support bar 61 end and clamping element, again tighten screw 62, with fixing magnetic latching relay body 41, when removing magnetic latching relay body 41, loosen screw 62, easy to assembly, easily dismantle, and do not need the shape changing original magnetic latching relay body 41.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. in an electric energy meter mutual inductor be connected and fixed device, comprise electric energy meter casing, be arranged on the circuit board in electric energy meter casing, mutual inductor and magnetic latching relay, it is characterized in that: described mutual inductor and magnetic latching relay are all electrically connected with circuit board by electrical lead, described magnetic latching relay is formed primarily of magnetic latching relay body and two binding post welding, described mutual inductor is set to ring-type and is set on a binding post, and the inwall of described electric energy meter casing is provided with the fixed mechanism for fixing magnetic latching relay body.
2. in electric energy meter according to claim 1 mutual inductor be connected and fixed device, it is characterized in that: described fixed mechanism comprises the draw-in groove being arranged on the relative dual-side of magnetic latching relay body, be fixed on the card column on the inwall of electric energy meter casing, described card column and draw-in groove clamping.
3. in electric energy meter according to claim 2 mutual inductor be connected and fixed device, it is characterized in that: many one of the quantity of the number ratio magnetic latching relay body of described card column, multiple card column is set up in parallel along the direction of electric energy meter case body length, and described magnetic latching relay body is connected between two adjacent card columns.
4. in electric energy meter according to claim 1 mutual inductor be connected and fixed device, it is characterized in that: described fixed mechanism is set to several support bars be fixedly connected with electric energy meter casing inwall, several support bars are set up in parallel along the length direction of electric energy meter casing, described magnetic latching relay is arranged between two adjacent support bars, one end of described support bar is provided with threaded hole, threaded hole internal thread is connected with screw, and the thread end of described screw is arranged with Fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555317.7U CN204065196U (en) | 2014-09-25 | 2014-09-25 | In electric energy meter, mutual inductor is connected and fixed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555317.7U CN204065196U (en) | 2014-09-25 | 2014-09-25 | In electric energy meter, mutual inductor is connected and fixed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204065196U true CN204065196U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555317.7U Expired - Fee Related CN204065196U (en) | 2014-09-25 | 2014-09-25 | In electric energy meter, mutual inductor is connected and fixed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204065196U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108008169A (en) * | 2018-01-02 | 2018-05-08 | 新开普电子股份有限公司 | A kind of more current channel single-phase electronic energy meter gauge stand structures |
| CN112782442A (en) * | 2019-11-11 | 2021-05-11 | 河南许继仪表有限公司 | Meter bottom capable of positioning relay and mutual inductor and electric meter using meter bottom |
| CN113504398A (en) * | 2021-07-07 | 2021-10-15 | 南京乾瑞电力科技有限公司 | Intelligent terminal electric energy meter convenient for fixing relay |
-
2014
- 2014-09-25 CN CN201420555317.7U patent/CN204065196U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108008169A (en) * | 2018-01-02 | 2018-05-08 | 新开普电子股份有限公司 | A kind of more current channel single-phase electronic energy meter gauge stand structures |
| CN108008169B (en) * | 2018-01-02 | 2024-01-12 | 新开普电子股份有限公司 | Multi-current-channel single-phase electronic electric energy meter base structure |
| CN112782442A (en) * | 2019-11-11 | 2021-05-11 | 河南许继仪表有限公司 | Meter bottom capable of positioning relay and mutual inductor and electric meter using meter bottom |
| CN113504398A (en) * | 2021-07-07 | 2021-10-15 | 南京乾瑞电力科技有限公司 | Intelligent terminal electric energy meter convenient for fixing relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20160925 |