CN203688613U - New integrated terminal base - Google Patents
New integrated terminal base Download PDFInfo
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- CN203688613U CN203688613U CN201320788861.1U CN201320788861U CN203688613U CN 203688613 U CN203688613 U CN 203688613U CN 201320788861 U CN201320788861 U CN 201320788861U CN 203688613 U CN203688613 U CN 203688613U
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Abstract
The utility model is belonged to the field of electricity meter technology and is a new type integrated terminal block including a base structural member and an upper cover structural member; a transformer installation location, a relay installation location, a shunt installation location as well as a transformer, a relay and a shunt which are correspondingly installed on each of the installation location are installed inside the base structural member, the lateral side of the base structural member is provided with an input terminal and the surface thereof is provided with a wiring board which with the base construal member have at least one single jack, the back has a meter regulator installation location to install a meter regulator which realizes the external connection via the external port of the inner side; the upper cover structural member has a responding installation location responded to the input terminal of the base structural member and is connected with the input terminal of the base structural member via card groove connection and molecular association. The utility model integrates the five functions of the relay, the transformer, the terminal base, the meter regulator and the shunt and is directly connected with the control unit to save at least ten wires' welding and fastening processes via the wiring board' plug way, the semi-finished products turnover demands are decreased and the copper utilization are increased.
Description
Technical field
The utility model belongs to ammeter technical field, relates in particular to a kind of integration type terminal base.
Background technology
Existing terminal base is the design of integral type inserts, different because of the inborn thermal expansivity of working of plastics and copper material, easily produces inserts dropping situations under long-term work, causes product failure; Manufacturing procedure is many and assorted, is not easy to realize robotization, process simplification; Integral structure is more difficult meets IP54 or higher waterproof rank, easily infiltration.
In addition, the ammeter loop under existing terminal base structure is long, and hot polymerization point is many, and has the quality problems of temperature rise; The built-in on-load switch of existing ammeter is that individual components form is arranged on ammeter terminal base, and the connection of two parts is fixed by securing member, and securing member fixedly exists the instability factor on genetic prerequisite; Metering sampling in intelligent electric meter is easily subject to power frequency magnetic field and disturbs, and easily causes metering distortion; Existing ammeter loop elongated workpieces is many, complex process, and reliable long-term working is not high.
Moreover existing mutual inductor is designed to general part design, measurement range is narrow is not suitable for wide area measurement scope, needs the product of a large amount of different models corresponding with it to different measurement demands.In addition, existing universal mutual inductor volume is large, cannot meet the product requirement of client to compact marginal dimension, existing universal mutual inductor with high costs, and stock utilization is low.
Summary of the invention
In view of the problem that above prior art exists, the purpose of this utility model is to provide a kind of integration type terminal base, and all outside inserts unifications are integrated in terminal base structure part, can realize integrated mechanical installs, fixed, use safety, production cost is low.
The purpose of this utility model:, change binary buckle into from integral type and fix by the design of change terminal base structure from structural member itself (1), significantly reduce processing difficulty, improve injection moulding quality; (2) simplify terminal base and subsequent handling production procedure, significantly reduce required manpower; (3) improve the reliability of product, pulling capacity increases by 500 above, does not have the possibility that comes off not destroying under moulding condition; (4) improve water proof and dust proof performance, (5) space availability ratio improves, global design compactness.(6) shortest path design from loop, reduces temperature-rise effect thereby reduce impedance loop; (7) reduce hot polymerization effect, electric current bottleneck, improve product reliability; (8) reduce metering sampling error value; (9) simplified processing process, reduces number of parts; (10) fully phase out the use of signal wire or wire, adopt plug-in type to connect to improve quality problems, and manufacturability, simplify manufacturing procedure simultaneously and reduce manpower requirement.Adopt micro mutual inductor design from built in items (11), can by core general part and water conservancy diversion material coordinate adapt to wide area measurement requirement, and volume compact, marginal dimension can be adjusted according to demand.
The utility model is to realize like this, a kind of integration type terminal base, it is characterized in that, described terminal base comprises base construction part and superstructure part, wherein: described base construction part inner side is provided with mutual inductor station is installed, relay is installed station, shunt is installed the corresponding mutual inductor of installing on station and described each station, relay and shunt, base construction part arranged outside input terminal, base construction part face arranges terminal block, the signal jack of at least one is set with the base construction part back side on terminal block, the base construction part back side arranges meter and station is installed and meter is installed, meter is realized outside connection by the external-connected port mounting hole of base construction part inner side, the corresponding base construction part of described superstructure part input terminal arranges corresponding installation station, and superstructure part is connected by draw-in groove with base construction part or molecule combining form connects.
Further, described molecule combining form is hot melt or ultrasonic soldering.
Further, described shunt installation station is arranged between the first terminal and the second terminal.
Further, described mutual inductor comprises shell and mutual inductor divided circuit assembly, and described shell and assembly are connected on terminal base base construction part.
Optimal selection, is provided with the magnetic core of external diameter≤10 in described shell, mutual inductor divided circuit wire is fixedly connected on the termination, both sides of external flow deflector through shell center pit.
Optimum implementation is, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are separately fixed on two terminals, the stationary contact of relay and moving contact disconnection closure in the horizontal direction.
Optimum implementation is, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are separately fixed on two terminals, the stationary contact of relay and moving contact disconnection closure in the vertical direction.
Optimum implementation is, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are fixed on same terminal, the stationary contact of relay and moving contact disconnection closure in the horizontal direction.
Optimum implementation is, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are fixed on same terminal, the stationary contact of relay and moving contact disconnection closure in the vertical direction.
The novel terminal holder structure part that the utility model provides, has following beneficial effect:
From structural member itself, (1) binary buckle connection scheme, is permanently fixed.(2) increase sampling control module---the installation station position of shunt.(3) can meet IP54 or higher waterproof rank.(4) reduce by 12 or above wire connection.
From structural member circuit loop, (1) original wire or signal wire are cancelled, and use plugging mode fix and process, and realize shorter loop design.(2) save copper material, use material still less and waste material still less.(3) change to molecule combination from original securing member connected mode, realize impedance loop value and reduce, hot polymerization phenomenon (bottleneck) reduces.(4) the metering coupongs in existing use are easily subject to power frequency magnetic field impact, particularly ammeter internal transformer (interference source).This programme zooms out the distance of metering coupongs shunt and meter transformer, increases air-gap insulatedly, by coupongs shunt is integrated in the middle of two loop terminals, further reduces magnetic interference in addition.
From built in items, (1) has external flow deflector, and flow deflector can be adjusted according to the actual requirements with mutual inductor water conservancy diversion ratio, realizes wide area measurement; (2) volume is little compared with existing universal mutual inductor volume, can meet the product that marginal dimension is had relatively high expectations and installing space is narrow; (3) use core material, cost is low, and price competitiveness is high.
Brief description of the drawings
Fig. 1 is the utility model example structure schematic diagram.
Fig. 2 is the utility model embodiment base construction part structural representation.
Fig. 3 is the utility model embodiment superstructure part structural representation.
Fig. 4 is the utility model embodiment base construction part terminal block structural representation.
Fig. 5 is the utility model embodiment base construction part structure schematic diagram.
Fig. 6 is the utility model embodiment magnetic circuit correction principle figure.
Fig. 7 is the connection diagram of the utility model embodiment loop terminals and relay.Wherein, 7-1 is loop connected mode one structural representation, 7-2 is loop connected mode two structural representations, 7-3 is loop connected mode three structural representations, 7-4 is loop connected mode four structural representations, 7-5 is loop connected mode five structural representations, and 7-6 is loop connected mode six structural representations.
Fig. 8 is the utility model embodiment mutual inductor schematic diagram.
Fig. 9 is the utility model embodiment transformer casing and assembly connecting structure figure.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the integration type terminal base structure that the utility model embodiment provides, comprise base construction part 1 and superstructure part 2, superstructure part 2 sides are provided with draw-in groove 9, base construction part 1 is provided with buckle 8 with draw-in groove 9 corresponding positions, and superstructure part 2 is connected by draw-in groove 9 and buckle 8 cassettes with base construction part 1.Certainly being not only confined to cassette here and connecting, can also be that molecule combining form connects, and comprises hot melt or ultrasonic soldering.What the present embodiment provided is, and cassette connects, also the connection of any one or its array configuration of cassette, hot melt, ultrasonic soldering.
Below in conjunction with accompanying drawing Fig. 2---Fig. 9 and specific embodiment are further described the utility model.
The integration type terminal base that the utility model embodiment provides, comprise base construction part 1 and superstructure part 2, base construction part 1 inner side is provided with mutual inductor station 3 is installed, relay is installed station 4, mutual inductor and relay that its station is corresponding are installed on each station, there is input terminal 6 in base construction part 1 outside, the corresponding pedestal terminal 6 of superstructure part 2 arranges corresponding installation station, base construction part 1 face arranges terminal block, the signal jack 10 of at least one is set with base construction part 1 back side on terminal block, base construction part 1 back side arranges meter and station 11 is installed and meter is installed, meter is realized outside connection by the external-connected port mounting hole 5 of base construction part 1 inner side, shunt is set between the first terminal and the second terminal station 7 is installed, on terminal block on pedestal, there is the signal jack 10 of at least one, the pedestal back side is also provided with the signal jack 10 of at least one.
The present embodiment is having loop terminals and being connected of relay on-load switch following deriving:
Connected mode one:
With reference to figure 7-1, static contact spring piece C is fastened on terminal base A inner side by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on terminal base B inner side by molecule; The stationary contact that electrically contacts part F is fixed on static contact spring piece C above, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of horizontal direction.
Connected mode two
With reference to figure 7-2, static contact spring piece C is fastened on terminal base B inner side by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on terminal base A inner side by molecule; The stationary contact that electrically contacts part F is fixed on static contact spring piece C above, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of horizontal direction.
Connected mode three:
With reference to figure 7-3, static contact spring piece C is fastened on terminal base B bottom by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on terminal base A bottom by molecule; The stationary contact that electrically contacts part F is fixed on static contact spring piece C above, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of vertical direction.
Connected mode four:
With reference to figure 7-4, static contact spring piece C is fastened on terminal base B inner side by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on copper-manganese D by molecule; The stationary contact that electrically contacts part F is fixed on terminal base A inner side, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of horizontal direction.
Connected mode five:
With reference to figure 7-5, static contact spring piece C is fastened on terminal base B bottom by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on copper-manganese D by molecule; The stationary contact that electrically contacts part F is fixed on terminal base A bottom, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of vertical direction.
Connected mode six:
With reference to figure 7-6, static contact spring piece C is fastened on terminal base A bottom by molecule, and copper-manganese D is welded on static contact spring piece C; Movable contact spring E is fastened on copper-manganese D by molecule; The stationary contact that electrically contacts part F is fixed on terminal base B bottom, and its moving contact, on flexible member movable contact spring E, drives flexible member, and contact portion realizes closure, the disconnection electrical action of vertical direction.
More than connect in the loop of distortion, loop terminals ensures the minimizing of inner blind hole length condition lower terminal entire length, and loop path also reduces relatively.Loop terminals connected and changes to molecule combination with being connected by securing member of on-load switch; Link position is displaced near head from the root of loop terminals, connection area increases, cancel securing member and respective secondary material, metering sampling sheet metal shunt position is changed to the centre position of two loop terminals, effectively reduce power frequency magnetic field and disturb, sampling extension line connects from extension line the connector mode that is replaced by.Can, according to a metallic shield of the extra increase of customer demand, further reduce the interference of power frequency magnetic field.
In the magnetic circuit in loop is proofreaied and correct, adopt full mechanically actuated technique, in the situation that not changing reed shape and die cavity cooperation, survey online contact and by mechanical pushing device, action occur fixing automatically to complete to magnetic structure by detector.As Fig. 6 first packs pedestal into b rotating shaft; C magnetic circuit component is packed into pedestal; D driving member is inserted in b rotating shaft; E pushing block is packed into pedestal; Mechanical arm is fixed c magnetic circuit part, is then pushed to position x; Image detects, and instrument, by optical detection contactor gap, calculates deviation and the required moving range of desired value and actual value; Mechanical arm promotes magnetic circuit component to position y; By riveting fixing c magnetic circuit component on pedestal, modulate online; Product is pushed to next operation.
The mutual inductor that the present embodiment adopts is wide area measurement micro mutual inductor, is to realize input current by the measuring and calculating of shunting circuit electric current and coil turn to measure.P1, P2 are total loop, I
1, I
2for shunting circuit electric current, S1, S2 are output terminal, suppose that x is current return split ratio, and n is the mutual inductor coil number of turn, and i is that output signal is measured electric current, and I is input electric current to be checked, and secondary loop electric current is respectively I
1, I
2, I
2=I/ (X+1), (1); If the secondary loop mutual inductor number of turn is n, output signal current i=I
2/ n, (2); By formula (1) substitution formula (2), have: i=I/ (X+1) * n inputs electric current I to be checked=(x+1) ni that is:.Wide area measurement micro mutual inductor comprises transformer casing 12 and mutual inductor divided circuit assembly, in described shell 12, be provided with the magnetic core 13 of external diameter≤10, the external flow deflector of assembly 14 two ends are welded on terminal base, and mutual inductor divided circuit wire 15 is fixedly connected on the termination, both sides of external flow deflector 14 through shell center pit 16.Shell 12 installs by mutual inductor that station 3 is embedded to be connected on terminal base, can be according to the actual requirements, realize flow deflector 14 and mutual inductor water conservancy diversion than the adjustment between 1:10 or 1:100 by the embedded software of metering module connecting on terminal base, and measurement range is wide.
The described integration type terminal base of the present embodiment, integrate relay, mutual inductor, terminal base, meter, five functions of shunt, patching form by terminal block is directly connected with control module, saving is no less than welding and the fastening operation of ten wires, compact succinct design requires to reduce to production process, semi-manufacture turnover demand reduces, and by reducing waste material, copper material utilization rate is improved.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. an integration type terminal base, it is characterized in that, described terminal base comprises base construction part and superstructure part, wherein: described base construction part inner side is provided with mutual inductor station is installed, relay is installed station, shunt is installed the corresponding mutual inductor of installing on station and described each station, relay and shunt, base construction part arranged outside input terminal, base construction part face arranges terminal block, the signal jack of at least one is set with the base construction part back side on terminal block, the base construction part back side arranges meter and station is installed and meter is installed, meter is realized outside connection by the external-connected port mounting hole of base construction part inner side, the corresponding base construction part of described superstructure part input terminal arranges corresponding installation station, and superstructure part is connected by draw-in groove with base construction part or molecule combining form connects.
2. terminal base according to claim 1, is characterized in that, described molecule combining form is hot melt or ultrasonic soldering.
3. according to the terminal base described in claim 1-2, it is characterized in that, described shunt is installed station and is arranged between the first terminal and the second terminal.
4. according to the terminal base described in claim 1-3, it is characterized in that, described mutual inductor comprises shell and mutual inductor divided circuit assembly, and described shell and assembly are connected on terminal base base construction part.
5. terminal base according to claim 4, is characterized in that, is provided with the magnetic core of external diameter≤10 in described shell, and mutual inductor divided circuit wire is fixedly connected on the termination, both sides of external flow deflector through shell center pit.
6. terminal base according to claim 5, is characterized in that, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are separately fixed on two terminals, the stationary contact of relay and moving contact disconnection closure in the horizontal direction.
7. terminal base according to claim 5, is characterized in that, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are separately fixed on two terminals, the stationary contact of relay and moving contact disconnection closure in the vertical direction.
8. terminal base according to claim 5, is characterized in that, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are fixed on same terminal, the stationary contact of relay and moving contact disconnection closure in the horizontal direction.
9. terminal base according to claim 5, is characterized in that, being connected to of described terminal base input terminal and relay: movable contact spring and static contact spring piece are fixed on same terminal, the stationary contact of relay and moving contact disconnection closure in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788861.1U CN203688613U (en) | 2013-12-02 | 2013-12-02 | New integrated terminal base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788861.1U CN203688613U (en) | 2013-12-02 | 2013-12-02 | New integrated terminal base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203688613U true CN203688613U (en) | 2014-07-02 |
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ID=51010498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320788861.1U Expired - Fee Related CN203688613U (en) | 2013-12-02 | 2013-12-02 | New integrated terminal base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203688613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456119A (en) * | 2018-05-07 | 2019-11-15 | 国网安徽省电力有限公司电力科学研究院 | Terminal base assembles positioning device |
-
2013
- 2013-12-02 CN CN201320788861.1U patent/CN203688613U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456119A (en) * | 2018-05-07 | 2019-11-15 | 国网安徽省电力有限公司电力科学研究院 | Terminal base assembles positioning device |
| CN110456119B (en) * | 2018-05-07 | 2021-11-30 | 国网安徽省电力有限公司电力科学研究院 | Terminal block assembling and positioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Anhui province Anqing City Yuen Road No. 222 Patentee after: Anhui Yong'an Electronic Technology Co., Ltd. Patentee after: JIANGSU LINYANG ENERGY CO., LTD. Address before: Anhui province Anqing City Yuen Road No. 222 Patentee before: Anhui Yong'an Electronic Technology Co., Ltd. Patentee before: Jiangsu Linyang Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20191202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |