CN208173351U - It is a kind of can be with the open-close type mutual inductor of measure traverse line temperature - Google Patents
It is a kind of can be with the open-close type mutual inductor of measure traverse line temperature Download PDFInfo
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- CN208173351U CN208173351U CN201820486286.2U CN201820486286U CN208173351U CN 208173351 U CN208173351 U CN 208173351U CN 201820486286 U CN201820486286 U CN 201820486286U CN 208173351 U CN208173351 U CN 208173351U
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- temperature measurement
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Abstract
The utility model discloses one kind can be with the open-close type mutual inductor of measure traverse line temperature, shell, iron core, temperature measurement unit and Temperature Treatment module including mutual inductor；Shell is hinged by upper and lower two semi-circular shells by the way that the hinge of semi-circular one end is arranged in, and is respectively corresponded in two shells and is provided with semi-circular iron core, is provided with winding on iron core；Upper housing is provided with buckle in the semiorbicular other end, and lower case is correspondingly arranged on flexible protrusion in the semiorbicular other end, respectively corresponds on upper and lower casing interface and be provided with positioning protrusion and locating slot；Temperature measurement unit and Temperature Treatment module are fixedly connected with the casing, and temperature measurement unit includes temperature measurement probe, and temperature measurement probe is internally provided with temperature sensor, and Temperature Treatment module includes temperature signal collection module, temperature indicator.The present apparatus is easy to operate, can not only measure voltage in cable, current signal, can also directly measure cable core temperature.
Description
Technical field
The utility model relates to a kind of mutual inductors, and in particular to one kind can be with the open-close type mutual inductor of measure traverse line temperature.
Background technique
Current transformer, English are called " current transformer ", are called and make current transformer, its principle is
According to made of electromagnetic induction principle.Current transformer is made of the iron core and winding being closed.Its first side winding the number of turns
Seldom, it is serially connected in the route for needing the electric current measured, therefore it often has whole electric currents of route to flow through, secondary side winding circle
Number is relatively more, is serially connected in measuring instrumentss and protective loop, at work, its secondary side circuit closes current transformer always
It closes, therefore the impedance very little of measuring instrumentss and protective loop series coil, the close short circuit of the working condition of current transformer.Electricity
Current transformer is that primary side high current is converted into secondary side low current to measure, and secondary side can not open a way.
Open-close type current transformer is also known as Open Type Electric Current Mutual Inductor, open type current transformer, and English is called " split
core current transformer".Be mainly used in distribution system transformation project, can with relay protection, measurement and
Metering device matches.Since mutual inductor is open-close type design, thus it is easy for installation, without a bus is torn open, can also charge
Operation, does not influence client's normal electricity consumption.
Open-close type current transformer on the market typically just have the function of survey electric current simultaneously have survey voltage, now very
For more circuits since overload, short circuit cause line temperature to increase to burn, market in urgent need is a to have opening for measurement temperature
Box-like current transformer.
Utility model content
The purpose of the utility model is to overcome defects existing in the prior art, and providing one kind can be with measure traverse line temperature
Open-close type mutual inductor, the mutual inductor can voltage, electric current and cable inner temperature in measuring circuit, structure is simple, operation
It is convenient, reproducible, measurement accuracy is high.
To achieve the above object, the technical solution of the utility model there is provided it is a kind of can be with the folding of measure traverse line temperature
Formula mutual inductor, shell, iron core, temperature measurement unit and Temperature Treatment module including mutual inductor；The shell is by upper and lower two
Semi-circular shell is hinged by the way that the hinge of semi-circular one end is arranged in, and is respectively corresponded in described two shells and is provided with semi-ring
Shape iron core is provided with winding on iron core；The temperature measurement unit and Temperature Treatment module are fixedly connected with the casing.
Preferably, the upper housing is provided with buckle in the semiorbicular other end, and lower case is in the semiorbicular other end pair
It should be provided with flexible protrusion, respectively corresponded on the upper and lower casing interface and be provided with positioning protrusion and locating slot.
Preferably, the temperature measurement unit includes the measurement screw hole that lower half toroidal shell side is arranged in, and measures screw hole
It is inside provided with temperature measurement probe, the temperature measurement probe is hollow body structure, in the shell of the temperature measurement probe
Equipped with thread surface compatible with measurement screw hole, the hollow pipe of the temperature measurement probe is provided with temperature sensor, described
One end of temperature measurement probe is cone, and the top of its cone is connected with temperature sensor, in the temperature measurement probe
The other end be equipped with the knob that connect with temperature sensor.
Preferably, thermometric positioning table, the position of thermometric positioning table and survey are equipped in the other side of the lower half toroidal shell
The position for measuring screw hole is corresponding, is equipped with and thread surface spiral shell on temperature measurement probe shell between measurement screw hole and the knob
The locking nut of line cooperation.
Preferably, the Temperature Treatment module includes temperature signal collection module, temperature indicator, the Temperature Treatment mould
Block is connect with lower half toroidal shell.
Preferably, the temperature measurement probe diameter is grade.
The advantages of the utility model and beneficial effect are：
1, upper and lower two semi-circular shells of mutual inductor are hinged by the way that the hinge of semi-circular one end is arranged in, another
End is easy to operate by buckle and flexible protrusion connection；
2, temperature measurement probe is pierced into cable inner and directly measures cable core temperature and voltage signal, easy to operate, surveys
It is accurate to measure result；
3, temperature measurement probe diameter is grade, and probe pierces through the damage of cable sheath when reduction temperature measures as far as possible
Wound.
Detailed description of the invention
Fig. 1 is mutual inductor overall structure diagram；
Fig. 2 is temperature measurement probe cross-sectional view.
Description of symbols：
1, shell；2, hinge；3, it buckles；4, it stretches raised；5, positioning protrusion；6, locating slot；7, screw hole is measured；8, temperature
Measure probe；9, temperature sensor；10, knob；11, thermometric positioning table；12, locking nut；13, temperature indicator.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation the protection model of limitation the utility model
It encloses.
As shown in Figure 1, it is a kind of can with the open-close type mutual inductor of measure traverse line temperature, shell 1, iron core including mutual inductor,
Temperature measurement unit and Temperature Treatment module；The shell 1 is by upper and lower two semi-circular shells by being arranged in semi-circular one end
Hinge 2 be hinged, respectively corresponded in described two shells and be provided with semi-circular iron core, be provided with winding on iron core；It is described
Temperature measurement unit and Temperature Treatment module are fixedly connected with shell 1；The upper housing is provided with card in the semiorbicular other end
Button 3, lower case are correspondingly arranged on flexible protrusion 4 in the semiorbicular other end, respectively correspond on the upper and lower casing interface
It is provided with positioning protrusion 5 and locating slot 6；The temperature measurement unit includes the measurement screw hole that lower half toroidal shell side is arranged in
7, it measures and is provided with temperature measurement probe 8 in screw hole 7, the temperature measurement probe 8 is hollow body structure, is surveyed in the temperature
The shell for measuring probe 8 is equipped with thread surface compatible with measurement screw hole 7, and the hollow pipe of the temperature measurement probe 8 is provided with
One end of temperature sensor 9, the temperature measurement probe 8 is cone, and the top of its cone is connected with temperature sensor 9,
The knob 10 connecting with temperature sensor 9 is equipped in the other end of the temperature measurement probe 8；In the lower half toroidal shell
The other side is equipped with thermometric positioning table 11, and the position of thermometric positioning table 11 is corresponding with the measurement position of screw hole 7, in the measurement spiral shell
The locking nut 12 being threadedly engaged with thread surface on 8 shell of temperature measurement probe is equipped between hole 7 and knob 10.
Workflow is：As shown in Figure 1, when mutual inductor works upper and lower two semi-circular shells by hinge 2 and buckle 3,
At duct, cable is located in duct 4 closeds of flexible protrusion, and rotation locking nut 12 positions temperature measurement probe 8 and thermometric
Platform 11 compresses cable, and the temperature measurement probe 8 that rotation knob 10 makes pierces through cable crust and enters inside cable core, temperature measurement
Probe 8 reads cable core temperature and transmits signal to temperature signal collection module, and the display of temperature indicator 13 measures temperature, simultaneously
Mutual inductor obtains voltage signal and is transmitted to external connection circuit.
It includes temperature signal collection module, temperature indicator, temperature that preferred mode, which is Temperature Treatment module, in the present embodiment
Degree processing module is connect with lower half toroidal shell, and temperature signal collection module is arranged inside lower case, temperature indicator setting
In lower case outer surface.
It is grade that preferred mode, which is temperature measurement probe diameter, in the present embodiment, when reduction temperature measures as far as possible
Damage to cable exocuticle.
It is pt100 thermal resistance that preferred mode, which is temperature sensor, in the present embodiment, so that temperature measurement result is accurate.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (6)
1. one kind can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：Shell, iron core including mutual inductor, temperature
Spend measuring part and Temperature Treatment module；The shell is by upper and lower two semi-circular shells by the way that semi-circular one end is arranged in
Hinge is hinged, and respectively corresponds in described two shells and is provided with semi-circular iron core, is provided with winding on iron core；The temperature
Measuring part and Temperature Treatment module are fixedly connected with the casing.
2. one kind as described in claim 1 can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：The upper casing
Body is provided with buckle in the semiorbicular other end, and lower case is correspondingly arranged on flexible protrusion in the semiorbicular other end, described
It is respectively corresponded on upper and lower casing interface and is provided with positioning protrusion and locating slot.
3. one kind as claimed in claim 2 can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：The temperature
Measuring part includes the measurement screw hole that lower half toroidal shell side is arranged in, and measures in screw hole and is provided with temperature measurement probe, institute
Stating temperature measurement probe is hollow body structure, is equipped with spiral shell compatible with measurement screw hole in the shell of the temperature measurement probe
Line surface, the hollow pipe of the temperature measurement probe are provided with temperature sensor, and one end of the temperature measurement probe is cone,
And the top of its cone is connected with temperature sensor, is equipped in the other end of the temperature measurement probe and connects with temperature sensor
The knob connect.
4. one kind as claimed in claim 3 can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：Under described
The other side of semi-circular shell is equipped with thermometric positioning table, and the position of thermometric positioning table is corresponding with the measurement position of screw hole, in institute
State the locking nut for being equipped between measurement screw hole and knob and being threadedly engaged with thread surface on temperature measurement probe shell.
5. one kind as described in claim 1 can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：The temperature
Processing module includes temperature signal collection module, temperature indicator, and the Temperature Treatment module is connect with lower half toroidal shell.
6. one kind as described in claim 1 can be with the open-close type mutual inductor of measure traverse line temperature, it is characterised in that：The temperature
Measurement probe diameter is grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486286.2U CN208173351U (en) | 2018-04-08 | 2018-04-08 | It is a kind of can be with the open-close type mutual inductor of measure traverse line temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486286.2U CN208173351U (en) | 2018-04-08 | 2018-04-08 | It is a kind of can be with the open-close type mutual inductor of measure traverse line temperature |
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| Publication Number | Publication Date |
|---|---|
| CN208173351U true CN208173351U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820486286.2U Active CN208173351U (en) | 2018-04-08 | 2018-04-08 | It is a kind of can be with the open-close type mutual inductor of measure traverse line temperature |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406919A (en) * | 2018-12-29 | 2019-03-01 | 国网山东省电力公司泰安供电公司 | Line loss detection device and line loss detection system |
| CN109655642A (en) * | 2019-01-23 | 2019-04-19 | 柏宜照明（上海）股份有限公司 | Open-type residual current transformer |
| CN110174546A (en) * | 2019-05-23 | 2019-08-27 | 南京奥联新能源有限公司 | A kind of non-invasive powerline acquisition device |
-
2018
- 2018-04-08 CN CN201820486286.2U patent/CN208173351U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406919A (en) * | 2018-12-29 | 2019-03-01 | 国网山东省电力公司泰安供电公司 | Line loss detection device and line loss detection system |
| CN109655642A (en) * | 2019-01-23 | 2019-04-19 | 柏宜照明（上海）股份有限公司 | Open-type residual current transformer |
| CN109655642B (en) * | 2019-01-23 | 2023-12-01 | 柏宜照明（上海）股份有限公司 | Open type residual current transformer |
| CN110174546A (en) * | 2019-05-23 | 2019-08-27 | 南京奥联新能源有限公司 | A kind of non-invasive powerline acquisition device |
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