CN219696221U - Three-phase reactor with safety protection device - Google Patents
Three-phase reactor with safety protection device Download PDFInfo
- Publication number
- CN219696221U CN219696221U CN202321176231.9U CN202321176231U CN219696221U CN 219696221 U CN219696221 U CN 219696221U CN 202321176231 U CN202321176231 U CN 202321176231U CN 219696221 U CN219696221 U CN 219696221U
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- CN
- China
- Prior art keywords
- inductance coil
- temperature protector
- phase reactor
- protection device
- safety protection
- Prior art date
- 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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Links
- 230000001012 protector Effects 0.000 claims abstract description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 8
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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- Regulation Of General Use Transformers (AREA)
Abstract
The utility model discloses a three-phase reactor with a safety protection device, which comprises a three-phase reactor body, wherein the three-phase reactor body is provided with: an iron core inductance coil; the clamping plate is used for fixing the iron core inductance coil; and the connecting terminal is fixed on the clamping plate and is electrically connected with the inductance coil in the iron core inductance coil. A temperature protector is arranged in the inductance coil; and the temperature protector wiring terminal is fixed with the clamping plate and is electrically connected with the temperature protector. The temperature protector is a bimetallic strip temperature controller. The temperature protector is arranged in the inductance coil at the center position. The clamping plates are composed of two upper clamping plates and two lower clamping plates, the two upper clamping plates are respectively fixed at the top and the bottom of the iron core inductance coil, and the two upper clamping plates are respectively used for fixing the wiring terminal and the temperature protector wiring terminal. The utility model has the advantages of low cost, convenient installation and use and improved safety performance.
Description
Technical Field
The utility model relates to a three-phase reactor, which is applied to the fields of transformers and reactors.
Background
At present, a reactor in the market generally adopts a direct lead wire with an upper tap and a lower tap, as shown in fig. 1, and the charged body in the wiring mode is directly exposed, so that the safety and the mechanical strength are poor. The product is installed at the internal electric gap of cabinet and creepage distance not strong, and this kind of structure has the potential safety hazard.
Disclosure of Invention
According to the defects, the utility model provides the three-phase reactor with the safety protection device.
The technical scheme of the utility model is as follows:
a three-phase reactor with safety protection device, comprising a three-phase reactor body provided with:
an iron core inductance coil;
the clamping plate is used for fixing the iron core inductance coil;
further comprises:
and the connecting terminal is fixed on the clamping plate and is electrically connected with the inductance coil in the iron core inductance coil.
Preferably, a temperature protector is disposed in the inductance coil, and the temperature protector further comprises:
and the temperature protector wiring terminal is fixed with the clamping plate and is electrically connected with the temperature protector.
Preferably, the temperature protector is a bimetallic temperature controller.
Preferably, the temperature protector is disposed within the centrally located inductor.
Preferably, the clamping plate comprises two upper clamping plates and two lower clamping plates, the upper clamping plates and the lower clamping plates are respectively fixed at the top and the bottom of the iron core inductance coil, and the two upper clamping plates are respectively used for fixing the wiring terminal and the temperature protector wiring terminal.
Preferably, the upper clamping plate for mounting the temperature protector wiring terminal is provided with a plurality of mounting holes, and any mounting hole can be used for mounting the temperature protector wiring terminal.
Preferably, a detachable protective cover is fixed on the top of the wiring terminal, and the protective cover can cover the electrode of the wiring terminal.
Compared with the prior art, the utility model has the following advantages:
the novel wiring terminal is added, the lead wire of the inductance coil is electrically connected with the wiring terminal, and then an electric appliance is externally connected through the wiring terminal by an electric wire, so that the mechanical strength of the wiring terminal is obviously enhanced, and the lead wire of the inductance coil is not easy to break; the protective cover is arranged on the wiring terminal, so that the creepage distance can be effectively increased, the insulating performance can be improved, and the safety level can be improved; the temperature protector is newly added, so that the temperature of the inductance coil can be accurately acquired, and when the temperature of the inductance coil exceeds a preset value, a signal is provided for an external connector, and corresponding measures are taken.
The utility model has the advantages of low cost, convenient installation and use and improved safety performance.
Drawings
Fig. 1 is a schematic diagram of a conventional reactor.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is a schematic side view of fig. 2.
Fig. 4 is a schematic top view of fig. 2.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings:
as shown in fig. 2, 3 and 4, a three-phase reactor with a safety protection device includes a three-phase reactor body provided with:
an iron core inductance coil 2;
the clamping plate is used for fixing the iron core inductance coil 2;
further comprises:
and a connection terminal 3 fixed to the clamping plate, the connection terminal 3 electrically connecting the inductance coils in the core inductance coil 2.
In the prior art, as shown in fig. 1, the lead wire of the inductance coil is directly connected to an external electrical appliance through an electric wire, the lead wire of the inductance coil is in a suspended state, the stability is poor and is easy to break, the lead wire of the inductance coil is electrically connected to the wiring terminal 3, the wiring terminal 3 is connected to the external electrical appliance through an electric wire, the lead wire structure of the inductance coil is stable, the lead wire of the inductance coil is not easy to break, and the safety performance is obviously improved.
The electrodes of the wiring terminal 3 can fix three groups of coils and outgoing lines thereof.
In order to prevent the temperature limit from being exceeded after the overcurrent of the circuit, a temperature protector 51 is provided in the inductor, and further includes:
and a temperature protector connection terminal 52 fixed to the clamping plate, the temperature protector connection terminal 52 being electrically connected to the temperature protector 51. The temperature protector connection terminal 52 can be externally connected with an external electric appliance through an electric wire, and when the predetermined temperature is exceeded, the temperature protector 51 can break the circuit, so that the induction coil can be subjected to power-off protection.
Preferably, the temperature protector 51 is a bimetallic thermostat. The bimetallic strip temperature controller has the advantages of simple structure, high reliability and low cost.
Preferably, the temperature protector 51 is disposed within the centrally located inductor. It should be noted that, three coils are generally arranged in a line, the inductance coil at the center has the worst heat dissipation and the highest temperature, and the temperature protector 51 is disposed in the inductance coil at the center, which is beneficial to collecting the highest temperature.
Preferably, the clamping plates are composed of two upper clamping plates 12 and two lower clamping plates 11, which are respectively fixed at the top and the bottom of the iron core inductance coil 2, and the two upper clamping plates 12 are respectively used for fixing the wiring terminal 3 and the temperature protector wiring terminal 52.
The upper clamping plate 12 for mounting the temperature protector wiring terminal 52 is provided with a plurality of mounting holes 521, and any one of the mounting holes 521 can mount the temperature protector wiring terminal 52. The arrangement of the plurality of mounting holes 521 can be flexibly selected as desired, increasing flexibility.
In order to increase the creepage distance and prevent potential safety hazards caused by contact of external metal parts and the like with the electrodes, a detachable protective cover 4 is fixed at the top of the wiring terminal 3, and the protective cover 4 can cover the electrodes of the wiring terminal 3; the protective cover 4 is preferably a plastic piece.
Claims (7)
1. A three-phase reactor with safety protection device, comprising a three-phase reactor body provided with:
an iron core inductance coil (2);
the clamping plate is used for fixing the iron core inductance coil (2);
it is characterized by also comprising:
and a connecting terminal (3) fixed on the clamping plate, wherein the connecting terminal (3) is electrically connected with an inductance coil in the iron core inductance coil (2).
2. A three-phase reactor with safety protection device according to claim 1, characterized in that a temperature protector (51) is provided in the inductance coil, further comprising:
and the temperature protector wiring terminal (52) is fixed with the clamping plate, and the temperature protector wiring terminal (52) is electrically connected with the temperature protector (51).
3. A three-phase reactor with safety protection device according to claim 2, characterized in that the temperature protector (51) is a bimetallic thermostat.
4. A three-phase reactor with safety protection device according to claim 2, characterized in that the temperature protector (51) is arranged in a centrally located inductor.
5. A three-phase reactor with safety protection device according to any one of claims 1-4, characterized in that the clamping plates consist of two upper clamping plates (12) and two lower clamping plates (11), which are fixed to the top and bottom of the core inductor (2), respectively, the two upper clamping plates (12) being used for fixing the connection terminals (3) and the temperature protector connection terminals (52), respectively.
6. A three-phase reactor with a safety protection device according to claim 5, characterized in that the upper clamping plate (12) for mounting the temperature protector connection terminal (52) is provided with a plurality of mounting holes (521), any one of the mounting holes (521) being capable of mounting the temperature protector connection terminal (52).
7. A three-phase reactor with safety protection device according to claim 6, characterized in that the top of the terminal (3) is fixed with a detachable protective cover (4), which protective cover (4) can cover the electrodes of the terminal (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321176231.9U CN219696221U (en) | 2023-05-15 | 2023-05-15 | Three-phase reactor with safety protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321176231.9U CN219696221U (en) | 2023-05-15 | 2023-05-15 | Three-phase reactor with safety protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696221U true CN219696221U (en) | 2023-09-15 |
Family
ID=87969983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321176231.9U Active CN219696221U (en) | 2023-05-15 | 2023-05-15 | Three-phase reactor with safety protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696221U (en) |
-
2023
- 2023-05-15 CN CN202321176231.9U patent/CN219696221U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |