Electromagnetic voltage transformer device

Abstract

The invention discloses an electromagnetic voltage transformer device, and relates to the technical field of voltage transformers, the electromagnetic voltage transformer device comprises a communication circulation structure and a mutual inductance processing structure, the communication circulation structure comprises an oil storage seat, the oil storage seat is used for storing insulating oil, and the mutual inductance processing structure comprises a mutual inductance protection seat and a mutual inductance coil seat; the mutual inductance coil base is located in the mutual inductance protection base and used for bearing a mutual inductance coil, an outlet of the oil storage base is communicated with an inlet of the mutual inductance protection base through at least one communication pressurization guide pipe, and the outlet of the mutual inductance protection base is further communicated with the inlet of the oil storage base. According to the electromagnetic voltage transformer device, heat dissipation of the mutual inductance coil can be achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of voltage transformers, and in particular to an electromagnetic voltage transformer device. Background Art

[0002] An electromagnetic voltage transformer is a high-voltage device that converts high voltage in a power grid into low voltage for easy monitoring and measurement. Structurally, a voltage transformer is a small-capacity, small-volume, high-voltage-ratio step-down transformer. Its basic principle is the same as that of a transformer, and it is also composed of a primary winding, a secondary winding, an iron core, lead wires, and an insulation structure. The working principle, structure, and connection method of an electromagnetic voltage transformer are the same as those of a transformer. The main difference is that the capacity of the voltage transformer is very small, usually only tens to hundreds of volt-amperes.

[0003] The existing voltage transformer achieves voltage change regulation through electromagnetic induction, thereby achieving the purpose of circuit voltage regulation. However, it has the disadvantage of difficult heat dissipation. In addition, since the voltage transformer often adopts a wrapped structure, the coil is wrapped around the outer periphery of the iron core, and efficient connection and heat dissipation cannot be performed. Summary of the invention

[0004] The object of the present invention is to provide an electromagnetic voltage transformer device to solve the problems existing in the above-mentioned prior art and realize heat dissipation of the mutual inductance coil.

[0005] To achieve the above object, the present invention provides the following solutions: The present invention provides an electromagnetic voltage transformer device, comprising: a connected circulation structure and a mutual inductance processing structure, wherein the connected circulation structure comprises an oil storage seat, wherein the oil storage seat is used to store insulating oil, and the mutual inductance processing structure comprises a mutual inductance protection seat and a mutual inductance coil seat, wherein the mutual inductance coil seat is located inside the mutual inductance protection seat, wherein the mutual inductance coil seat is used to carry the mutual inductance coil, wherein the outlet of the oil storage seat is connected to the inlet of the mutual inductance protection seat via at least one connected pressurized conduit, and the outlet of the mutual inductance protection seat is also connected to the inlet of the oil storage seat.

[0006] Preferably, the communication circulation structure further includes a pressurized circulation pump, and the pressurized circulation pump is used to be arranged between the oil storage seat and the communication pressurized conduit.

[0007] Preferably, the connecting circulation structure further comprises a butt connecting pipe, one end of which is used to be connected to the pressurized circulation pump, and the other end of which is used to be connected to a matching connecting guide seat of the connecting pressurized conduit.

[0008] Preferably, the connecting circulation structure also includes a first heat sink, a second heat sink and a plurality of heat dissipation guide frames, the two ends of the plurality of heat dissipation guide frames are respectively connected to the first heat sink and the second heat sink, the connecting pressurized conduit is respectively connected to the first connecting heat-conducting sleeve and the second connecting heat-conducting sleeve, the first connecting heat-conducting sleeve is in contact with the second heat sink, and the second connecting heat-conducting sleeve is in contact with the first heat sink.

[0009] Preferably, the connecting circulation structure also includes an insulating porcelain sleeve, the insulating porcelain sleeve is connected to the oil storage seat via a sealing guide seat, the sealing guide seat is connected to the first heat sink, and the insulating porcelain sleeve is connected to the mutual inductance protection seat via a one-way control valve.

[0010] Preferably, the insulating porcelain sleeve is located on the inner side of the plurality of heat dissipation guide frames, and an adaptor pad is provided between the insulating porcelain sleeve and the second heat sink.

[0011] Preferably, the mutual inductance processing structure further comprises a wiring seat, the wiring seat is located outside the mutual inductance protection seat, and the wiring seat is electrically connected to the mutual inductance coil seat.

[0012] Preferably, an insulating protective sheet is provided at the upper end of the mutual inductance coil seat, and a sealing detection seat is provided at the lower end of the mutual inductance coil seat, and the insulating protective sheet and the sealing detection seat are respectively sealed and connected to the mutual inductance protection seat.

[0013] Preferably, it also includes a plurality of supporting side frames, and the supporting side frames are connected to the sealing detection seat.

[0014] Preferably, a hydraulic buffer seat is provided at the lower portion of the sealing detection seat.

[0015] Compared with the prior art, the present invention has achieved the following technical effects: When the electromagnetic voltage transformer device of the present invention is in use, the insulating oil enters the mutual inductance protection seat from the oil storage seat through the pressurized conduit, dissipates heat for the mutual inductance coil and the mutual inductance coil seat in the mutual inductance protection seat, and then the insulating oil flows back to the oil storage seat. The present invention realizes the circulation of insulating oil, which can dissipate heat for the mutual inductance coil and better help the voltage transformer to work at normal temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1is a three-dimensional diagram of an electromagnetic voltage transformer device of the present invention; Figure 2 It is a disassembled diagram of the electromagnetic voltage transformer device of the present invention; Figure 3 A three-dimensional diagram of the interconnected circulation structure of the present invention; Figure 4 It is a split diagram of the connected loop structure of the present invention; Figure 5 A three-dimensional diagram of the mutual inductance processing structure of the present invention; Figure 6 It is a split diagram of the mutual inductance processing structure of the present invention; In the figure: 1. connecting circulation structure; 2. mutual inductance processing structure; 3. oil storage seat; 4. pressurized circulation pump; 5. docking connecting pipe; 6. first heat sink; 7. heat dissipation guide frame; 8. insulating porcelain sleeve; 9. sealing guide seat; 10. adapter pad; 11. second heat sink; 12. first connecting heat-conducting sleeve; 13. second connecting heat-conducting sleeve; 14. adapter connecting guide seat; 15. connecting pressurized conduit; 16. one-way control valve; 17. mutual inductance protection seat; 18. terminal seat; 19. insulating protection sheet; 20. mutual inductance coil seat; 21. sealing detection seat; 22. fixed base; 23. support side frame; 24. hydraulic buffer seat. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] The object of the present invention is to provide an electromagnetic voltage transformer device to solve the problems existing in the above-mentioned prior art and realize heat dissipation of the mutual inductance coil.

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] like Figures 1 to 6As shown, this embodiment provides an electromagnetic voltage transformer device, including: a connected circulation structure 1 and a mutual inductance processing structure 2, the connected circulation structure 1 includes an oil storage seat 3, the oil storage seat 3 is used to store insulating oil, the mutual inductance processing structure 2 includes a mutual inductance protection seat 17 and a mutual inductance coil seat 20, the mutual inductance coil seat 20 is located inside the mutual inductance protection seat 17, the mutual inductance coil seat 20 is used to carry the mutual inductance coil, the outlet of the oil storage seat 3 is connected to the inlet of the mutual inductance protection seat 17 through at least one connected pressurized conduit 15, and the outlet of the mutual inductance protection seat 17 is also connected to the inlet of the oil storage seat 3. This embodiment introduces the insulating oil in the connected circulation structure 1 into the mutual inductance processing structure 2, thereby performing internal heat dissipation of the mutual inductance processing structure 2 and realizing the circulation of the insulating oil.

[0022] Specifically, in the present embodiment, the connecting circulation structure 1 further includes a pressurized circulation pump 4, a butt connecting pipe 5, an insulating porcelain sleeve 8, a first heat sink 6, a second heat sink 11 and a plurality of heat dissipation guide frames 7, one end of the pressurized circulation pump 4 is connected to the oil storage seat 3, the other end of the pressurized circulation pump 4 is connected to one end of the butt connecting pipe 5, the other end of the butt connecting pipe 5 is connected to the adapting connecting guide seat 14 at the upper end of the connecting pressurized conduit 15, the two ends of the plurality of heat dissipation guide frames 7 are respectively connected to the first heat sink 6 and the second heat sink 11, the connecting pressurized conduit 15 is respectively connected to the first connected heat conductive sleeve 12 and the second connected heat conductive sleeve 13, the first connected heat conductive sleeve 12 is in contact with the second heat conductive sleeve 11, the second connected heat conductive sleeve 13 is in contact with the first heat sink 6, and the first connected heat conductive sleeve 12 and the second heat conductive sleeve 13 are connected to the first heat conductive sleeve 12 and the second heat conductive sleeve 13. The connecting heat-conducting sleeve 13 realizes the conduction of heat, so that the heat of the pressurized conduit 15 is transmitted to the first heat sink 6 and the second heat sink 11 through the first connecting heat-conducting sleeve 12 and the second connecting heat-conducting sleeve 13, and the heat dissipation is coordinated. The insulating porcelain sleeve 8 is connected to the oil storage seat 3 through the sealing guide seat 9, and the sealing guide seat 9 plays the function of connection protection. The sealing guide seat 9 is connected to the first heat sink 6, and the insulating porcelain sleeve 8 is connected to the mutual inductance protection seat 17 through the one-way control valve 16. The one-way control valve 16 performs the conduction control work of the insulating oil. The insulating porcelain sleeve 8 is located on the inner side of a plurality of heat dissipation guide frames 7, and the plurality of heat dissipation guide frames 7 are evenly distributed around the insulating porcelain sleeve 8. An adapter plate 10 is arranged between the insulating porcelain sleeve 8 and the second heat sink 11, and the lower end of the insulating porcelain sleeve 8 is supported and protected by the adapter plate 10.

[0023] In this embodiment, the insulating oil of the connecting circulation structure 1 is stored in the interior of the oil storage seat 3, and can be transferred to the interior of the docking connecting pipe 5 through the pressurization treatment of the pressurized circulation pump 4. The lower end of the docking connecting pipe 5 is connected with the adapter connecting guide seat 14, so as to be insulated and transferred through the connecting pressurized conduit 15, and then guided to the mutual inductance protection seat 17 to perform heat dissipation work of the mutual inductance coil seat 20 and the sealing detection seat 21. After that, the insulating oil is transferred to the insulating porcelain sleeve 8 through the one-way control valve 16, and then transferred to the interior of the oil storage seat 3 through the sealing guide seat 9, so as to achieve the purpose of circulation.

[0024] In this embodiment, when the insulating oil is transmitted in the connected pressurized conduit 15, since the first connected heat-conducting sleeve 12 and the second connected heat-conducting sleeve 13 are in contact with the connected pressurized conduit 15, heat can be transferred, so that the heat reaches the second heat sink 11 and the first heat sink 6, and a heat dissipation guide frame 7 is arranged between the first heat sink 6 and the second heat sink 11, so as to facilitate auxiliary heat dissipation, reduce the transmission temperature of the insulating oil, and ensure the normal operation of the mutual inductance coil seat 20 and the sealing detection seat 21.

[0025] In this embodiment, the mutual inductance processing structure 2 also includes a wiring seat 18, an insulating protective sheet 19, a sealing detection seat 21, a supporting side frame 23 and a hydraulic buffer seat 24. The lower end of the connected pressurized conduit 15 is connected to the mutual inductance protection seat 17. The wiring seat 18 is located on the outside of the mutual inductance protection seat 17. The wiring seat 18 is electrically connected to the mutual inductance coil seat 20 through a wire to achieve circuit connectivity. The insulating protective sheet 19 is arranged at the upper end of the mutual inductance coil seat 20. The insulating protective sheet 19 is used for upper end insulation protection. The sealing detection seat 21 is arranged at the lower end of the mutual inductance coil seat 20. The insulating protective sheet 19 and the sealing detection seat 21 are respectively sealed and connected to the mutual inductance protection seat 17 to prevent leakage problems. Several supporting side frames 23 are evenly distributed on the outside of the sealing detection seat 21 and are fixedly connected to the sealing detection seat 21. The hydraulic buffer seat 24 is arranged at the lower part of the sealing detection seat 21. The hydraulic buffer seat 24 plays a buffering and protection role, and can perform efficient support at the bottom, thereby improving the overall stability of the connected circulation structure 1 and the mutual inductance processing structure 2.

[0026] In this embodiment, the terminal block 18 of the mutual inductance processing structure 2 is connected to the mutual inductance coil seat 20 to achieve circuit connectivity, and through the setting of the mutual inductance coil seat 20, electromagnetic induction can be performed to analyze the voltage condition of the circuit, and the lower end of the sealing detection seat 21 is supported and protected by a fixed base 22, a supporting side frame 23 and a hydraulic buffer seat 24 to improve the stability of the overall structure.

[0027] When in use, wiring is performed through the wiring seat 18, and the voltage is conducted through the mutual inductance coil seat 20. At this time, the mutual inductance coil seat 20 can perform mutual inductance and voltage measurement, and the lower end of the sealing detection seat 21 is supported and protected by the fixed base 22, the supporting side frame 23 and the hydraulic buffer seat 24. The setting of the hydraulic buffer seat 24 can perform buffering protection work on the bottom. The mutual inductance protection seat 17 can cover the insulating protection sheet 19 and the mutual inductance coil seat 20, so that the insulating protection sheet 19 and the mutual inductance coil seat 20 are inside the mutual inductance protection seat 17. The insulating oil is stored inside the oil storage seat 3. During operation, the pressurized circulating pump 4 pressurizes and transmits the insulating oil so that the insulating oil is conducted to the inside of the docking connecting pipe 5. The lower end of the docking connecting pipe 5 is connected to the adapter connecting guide seat 14, so that the insulating oil The heat is conducted to the connecting pressurized conduit 15 through the adapter connecting guide seat 14, and then introduced into the interior of the mutual inductance protection seat 17 to cool the interior of the mutual inductance protection seat 17. Then, the insulating oil continues to be transmitted through the one-way control valve 16 and is conducted to the interior of the insulating porcelain sleeve 8, and then continues to reach the interior of the oil storage seat 3 to achieve the purpose of circular conduction. When the insulating oil is conducted through the connecting pressurized conduit 15, the first connecting heat-conducting sleeve 12 and the second connecting heat-conducting sleeve 13 are both in contact with the connecting pressurized conduit 15 to perform heat dissipation. The heat is conducted to the interior of the second heat sink 11 and the first heat sink 6 through the first connecting heat-conducting sleeve 12 and the second connecting heat-conducting sleeve 13, and a heat dissipation guide frame 7 is provided between the first heat sink 6 and the second heat sink 11, and the heat dissipation work is assisted by the heat dissipation guide frame 7 to improve the overall working performance.

[0028] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. An electromagnetic voltage transformer device, characterized in that: include: A connected circulation structure and a mutual inductance processing structure, wherein the connected circulation structure includes an oil storage seat, the oil storage seat is used to store insulating oil, the mutual inductance processing structure includes a mutual inductance protection seat and a mutual inductance coil seat, the mutual inductance coil seat is located inside the mutual inductance protection seat, the mutual inductance coil seat is used to carry the mutual inductance coil, the outlet of the oil storage seat is connected to the inlet of the mutual inductance protection seat through at least one connected pressurized conduit, and the outlet of the mutual inductance protection seat is also connected to the inlet of the oil storage seat.

2. The electromagnetic voltage transformer device according to claim 1, characterized in that: The communication circulation structure further includes a pressurized circulation pump, which is used to be arranged between the oil storage seat and the communication pressurized conduit.

3. The electromagnetic voltage transformer device according to claim 2, characterized in that: The connecting circulation structure also includes a butt connecting pipe, one end of which is used to connect to the pressurized circulation pump, and the other end of which is used to connect to the matching connecting guide seat of the connecting pressurized conduit.

4. The electromagnetic voltage transformer device according to claim 1, characterized in that: The connecting circulation structure also includes a first heat sink, a second heat sink and a plurality of heat sink guide frames, the two ends of the plurality of heat sink guide frames are respectively connected to the first heat sink and the second heat sink, the connecting pressurized conduit is respectively connected to the first connecting heat conductive sleeve and the second connecting heat conductive sleeve, the first connecting heat conductive sleeve is in contact with the second heat sink, and the second connecting heat conductive sleeve is in contact with the first heat sink.

5. The electromagnetic voltage transformer device according to claim 4, characterized in that: The communicating circulation structure also includes an insulating porcelain sleeve, which is connected to the oil storage seat via a sealing guide seat, which is connected to the first heat sink, and the insulating porcelain sleeve is connected to the mutual inductance protection seat via a one-way control valve.

6. The electromagnetic voltage transformer device according to claim 5, characterized in that: The insulating porcelain sleeve is located at the inner side of the plurality of heat dissipation guide frames, and an adapting pad is arranged between the insulating porcelain sleeve and the second heat sink.

7. The electromagnetic voltage transformer device according to claim 1, characterized in that: The mutual inductance processing structure further comprises a wiring seat, which is located outside the mutual inductance protection seat and is electrically connected to the mutual inductance coil seat.

8. The electromagnetic voltage transformer device according to claim 1, characterized in that: An insulating protective sheet is arranged at the upper end of the mutual inductance coil seat, and a sealing detection seat is arranged at the lower end of the mutual inductance coil seat. The insulating protective sheet and the sealing detection seat are respectively sealed and connected to the mutual inductance protection seat.

9. The electromagnetic voltage transformer device according to claim 8, characterized in that: It also includes a plurality of supporting side frames, and the supporting side frames are connected to the sealing detection seat.

10. The electromagnetic voltage transformer device according to claim 8, characterized in that: A hydraulic buffer seat is arranged at the lower part of the sealing detection seat.

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