CN205280806U - Puncture formula metering device - Google Patents
Puncture formula metering device Download PDFInfo
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- CN205280806U CN205280806U CN201620028813.6U CN201620028813U CN205280806U CN 205280806 U CN205280806 U CN 205280806U CN 201620028813 U CN201620028813 U CN 201620028813U CN 205280806 U CN205280806 U CN 205280806U
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- piercing
- measuring apparatus
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- current transformer
- voltage transformer
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Abstract
The utility model discloses a current transformer and the voltage transformer that assemble each other, current transformer on be equipped with center hole, voltage transformer on be equipped with and get electric hole, voltage transformer on be equipped with first installation department, current transformer have with the first installation department second installation department of mutually supporting, make center hole with get electric hole and correspond each other, provide that a structure is reliable, simple to operate and part dismouting replacement each other, can be to the puncture formula metering device of the effective utilization of resource.
Description
Technical field
The utility model relates to the current/voltage test set of a kind of power system, particularly relates to a kind of piercing measuring apparatus.
Background technology
At present, when needing the occasion measuring voltage, electric current, measuring apparatus can be installed. Wherein, current transformer and voltage transformer, as measuring element simple in measuring apparatus, for the electric current in power system and voltage detecting, have electrical isolation and voltage current transformation effect.
But, existing measuring apparatus is when connecting up follow-up refilling, it is necessary to locus, wiring wiring are understood very loaded down with trivial details, and be there is certain potential safety hazard when accessing metering facility.
Publication number is the Chinese patent application " a kind of open-close type current voltage transformer " of CN102360900A, disclose " a kind of open-close type current voltage transformer; comprise a current transformer and a voltage sampler; described voltage sampler T-slot that is protruding by T-shaped and current transformer side is arranged on the side of current transformer, and determines the relative position between current transformer and voltage sampler by the projection on two fixed plates and current transformer. " wire piercing way to take power eliminates power-off, stripping a series of troublesome operation such as line, wiring, simple and quick measures electrical parameter, also eliminates the potential safety hazard of electric shock, solve simultaneously install inconvenient, the insecure problem of wiring.
But, because when metering current, the specification of the size and mutual inductor of being surveyed electric current needs mutually corresponding, and current transformer for metering becomes the accuracy of reasonable disposition choice relation to metering of ratio. In existing disclosed technology, voltage transformer and current transformer are all designed to unified overall by measuring apparatus, cannot carry out dismounting and replace, can not resource effectively be utilized.
Practical novel content
Goal of the invention of the present utility model is the limitation solving above-mentioned existing measuring apparatus, it is provided that a kind of structure is reliable, easy for installation and parts can dismount replacement mutually, it is possible to the piercing measuring apparatus of utilization of resources.
The utility model comprises current transformer and the voltage transformer of assembling mutually, and described current transformer is provided with center hole, and described voltage transformer is provided with power taking hole; Described voltage transformer is provided with the first installation portion, and the 2nd installation portion that described current transformer has with the first described installation portion cooperatively interacts, makes described center hole mutually corresponding with power taking hole.
After adopting above structure, the utility model compared with prior art, has the following advantages:
A kind of piercing measuring apparatus of the utility model, form a kind of power taking by the mode of assembling, measure the structure of integration, wire piercing way to take power eliminates power-off, stripping a series of troublesome operation such as line, wiring, and simple and quick measures electrical parameter, also eliminates the potential safety hazard of electric shock. The structure of integration greatly reduces device volume like this, and the mode that have employed wired or wireless transmission reads data, and reads by mobile phone A PP. The specification of described current transformer can dismount replacement according to demand, it is to increase the accuracy of metering and the utilization ratio of equipment. The energy management of factories and miness enterprise is all had far-reaching meaning by its convenience used and utilization ratio.
As improvement, described current transformer comprises upper housing and lower housing, encloses, in the middle of described upper housing and lower housing, the center hole closed described in formation; Described upper housing and lower housing comprise C shape iron core winding respectively; Described upper housing and one end of lower housing are hinged by rotating shaft, and the other end is linked by card and connects.
As improvement, described voltage transformer comprises base and upper cover, and described base and upper cover are respectively equipped with the mutually corresponding concave surface in two positions, and described concave surface all arranges profile of tooth spine, coordinates and form power taking hole between the profile of tooth spine of concave surface; Between described upper cover and base fastening by screw and screw.
As improvement, described base is provided with the limiting section locating upper cover.
As improvement, the one end, bottom in the first described installation portion is provided with the groove in order to spacing the 2nd described installation portion longitudinal displacement, and the card that the other end is provided with spacing the 2nd described installation portion transversal displacement is buckled.
As improvement, described piercing measuring apparatus also comprises wired or wireless metering communication module.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model voltage transformer.
Fig. 3 is the structural representation of the utility model current transformer.
Shown in figure 1, current transformer, 101, upper housing, 102, lower housing, 103, center hole, the 104, the 2nd installation portion, 2, voltage transformer, 201, upper cover, 202, base, 203, power taking hole, the 204, first installation portion.
Embodiment
Below in conjunction with wired or wireless figure and specific embodiment, the utility model is described in further detail.
The utility model comprises current transformer 1 and the voltage transformer 2 of assembling mutually as shown in Figure 1, and described current transformer 1 is provided with center hole 103, and described voltage transformer 2 is provided with power taking hole 203; Described voltage transformer 2 is provided with the first installation portion 204, the 2nd installation portion 104 that described current transformer 1 has with the first described installation portion 204 cooperatively interacts, and makes described center hole 103 mutually corresponding with power taking hole 203. Described current transformer 1 comprises upper housing 101 and lower housing 102, encloses, in the middle of described upper housing 101 and lower housing 102, the center hole 103 closed described in formation; Described upper housing 101 comprises C shape iron core winding respectively with lower housing 102; Described upper housing 101 is hinged by rotating shaft with one end of lower housing 102, and the other end is linked by card and connects. Described voltage transformer 2 comprises base 202 and upper cover 201, and described base 202 and upper cover 201 are respectively equipped with the mutually corresponding concave surface in two positions, and described concave surface all arranges profile of tooth spine, coordinates and form power taking hole 203 between the profile of tooth spine of concave surface; Between described upper cover 201 and base 202 fastening by screw and screw. Described base 202 is provided with the limiting section locating upper cover 201. The one end, bottom in the first described installation portion 204 is provided with the groove in order to spacing the 2nd described installation portion 104 longitudinal displacement, and the card that the other end is provided with spacing the 2nd described installation portion 104 transversal displacement is buckled. Described piercing measuring apparatus also comprises wired or wireless metering communication module.
When interior hexagonal moment screw is tight in advance, puncture tooth punctures wire insulation protective layer and contacts acquisition voltage with wire; live wire (L) is held by current transformer 1 centre hole; the ratio small area analysis signal of measuring junction is produced according to undesirable mutual electromagnetic inductance principle; the access of voltage, electric current signal is arranged on the PCB having metering communication function at the bottom of box; measure consumption and change out the digital quantity of needs, by wired or wireless signal emission to receiving end display measurement result.
Hereinafter embodiment of the present utility model is illustrated, in order to explain but do not limit protection domain of the present utility model.
As shown in Figure 1, zero line (N) live wire (L) is placed in the profile of tooth spine in the power taking hole 203 of described voltage transformer 2 respectively, by moment screw by mutually fastening to described upper cover 201 and base 202, profile of tooth spine punctures wire insulation protective layer and contacts acquisition voltage with wire; Live wire (L) end produces induced current by the center hole 103 of described current transformer 1; Voltage signal is obtained by the syringe needle on described profile of tooth spine after power taking, electric current signal is obtained by the wire on described current transformer 1, and access metering communication module is measured in the lump, wired or wireless signal is sent to receiving end display measurement result by metering communication module.
Herein, fastening described upper cover 201 and base 202 screw be interior hexagonal moment screw.
As Figure 2-3, in described profile of tooth spine press-in body skin, the power that interior hexagonal moment screw applies is acted on by briquetting and makes puncture tooth puncture insulation layer and the inside metal guide linear contact lay on electric wire, current transformer 1 relies on groove and clasp is fixed, on transducer signal wire perforation put in circuit plate.
Below only just most preferred embodiment of the present utility model is described, but can not be interpreted as it is limitations on claims. The utility model is not limited only to above embodiment, and all various changes done in the protection domain of the utility model independent claim are all in protection domain of the present utility model.
Claims (6)
1. piercing measuring apparatus, it is characterised in that: current transformer (1) and the voltage transformer (2) comprising assembling mutually, described current transformer (1) is provided with center hole (103), and described voltage transformer (2) is provided with power taking hole (203); Described voltage transformer (2) is provided with the first installation portion (204), the 2nd installation portion (104) that described current transformer (1) has with the first described installation portion (204) cooperatively interacts, makes described center hole (103) mutually corresponding with power taking hole (203).
2. piercing measuring apparatus according to claim 1, it is characterized in that: described current transformer (1) comprises upper housing (101) and lower housing (102), enclose, in the middle of described upper housing (101) and lower housing (102), the center hole (103) closed described in formation; Described upper housing (101) and lower housing (102) comprise C shape iron core winding respectively; Described upper housing (101) is hinged by rotating shaft with one end of lower housing (102), and the other end is linked by card and connects.
3. piercing measuring apparatus according to claim 1, it is characterized in that: described voltage transformer (2) comprises base (202) and upper cover (201), described base (202) and upper cover (201) are respectively equipped with the mutually corresponding concave surface in two positions, described concave surface all arranges profile of tooth spine, coordinates between the profile of tooth spine of concave surface and form power taking hole (203); Between described upper cover (201) and base (202) fastening by screw and screw.
4. piercing measuring apparatus according to claim 3, it is characterised in that: described base (202) is provided with the limiting section locating upper cover (201).
5. piercing measuring apparatus according to claim 3, it is characterized in that: the one end, bottom in the first described installation portion (204) is provided with the groove in order to spacing the 2nd described installation portion (104) longitudinal displacement, the card that the other end is provided with spacing the 2nd described installation portion (104) transversal displacement is buckled.
6. piercing measuring apparatus according to claim 1, it is characterised in that: described piercing measuring apparatus also comprises wired or wireless metering communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620028813.6U CN205280806U (en) | 2016-01-13 | 2016-01-13 | Puncture formula metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620028813.6U CN205280806U (en) | 2016-01-13 | 2016-01-13 | Puncture formula metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205280806U true CN205280806U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620028813.6U Active CN205280806U (en) | 2016-01-13 | 2016-01-13 | Puncture formula metering device |
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| CN (1) | CN205280806U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483354A (en) * | 2016-12-05 | 2017-03-08 | 西安沣源智能装备科技有限公司 | A kind of automatic power taking formula Flexible transformer and using method |
| CN106841735A (en) * | 2017-02-17 | 2017-06-13 | 南京天溯自动化控制系统有限公司 | Power acquirer and its energy-consumption monitoring method |
| CN110231507A (en) * | 2019-07-19 | 2019-09-13 | 威海精讯畅通电子科技有限公司 | A kind of Non-contact electricity measurement device and method |
| CN110907692A (en) * | 2019-12-10 | 2020-03-24 | 国网青海省电力公司海北供电公司 | Mutual inductor with temperature measurement and self-power wireless connection functions |
-
2016
- 2016-01-13 CN CN201620028813.6U patent/CN205280806U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483354A (en) * | 2016-12-05 | 2017-03-08 | 西安沣源智能装备科技有限公司 | A kind of automatic power taking formula Flexible transformer and using method |
| CN106841735A (en) * | 2017-02-17 | 2017-06-13 | 南京天溯自动化控制系统有限公司 | Power acquirer and its energy-consumption monitoring method |
| CN110231507A (en) * | 2019-07-19 | 2019-09-13 | 威海精讯畅通电子科技有限公司 | A kind of Non-contact electricity measurement device and method |
| CN110907692A (en) * | 2019-12-10 | 2020-03-24 | 国网青海省电力公司海北供电公司 | Mutual inductor with temperature measurement and self-power wireless connection functions |
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