CN219226083U - Ultrahigh voltage energy taking device, energy taking capacitor and energy taking power supply - Google Patents
Ultrahigh voltage energy taking device, energy taking capacitor and energy taking power supply Download PDFInfo
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- CN219226083U CN219226083U CN202223131941.8U CN202223131941U CN219226083U CN 219226083 U CN219226083 U CN 219226083U CN 202223131941 U CN202223131941 U CN 202223131941U CN 219226083 U CN219226083 U CN 219226083U
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Abstract
The utility model relates to an ultra-high voltage energy taking device, an energy taking capacitor and an energy taking power supply thereof, wherein the ultra-high voltage energy taking device comprises an energy taking capacitor and an energy taking power supply, the energy taking capacitor comprises a capacitor shell, a capacitor element group arranged in the capacitor shell, and a high-voltage terminal and a low-voltage terminal arranged on the capacitor shell, the capacitor element is used for obtaining electric energy, and the high-voltage terminal is used for being connected with a high-voltage end of a solid-sealed pole; the energy-taking power supply comprises an energy-taking power supply box body, a power supply arranged in the energy-taking power supply box body and an energy-taking power supply lead connected with the power supply and penetrating through the box body, wherein the low-voltage terminal is a BNC socket, and the tail end of the energy-taking power supply lead is provided with a BNC plug matched with the BNC socket. Through adopting BNC socket/plug as the connecting piece, connect convenient and fast, need not the soldering during the connection, simple process easy operation, and then avoided adopting soldering and winding insulating tape's mode to connect the potential safety hazard problem that gets can the condenser and get can the power and exist.
Description
Technical Field
The utility model belongs to the technical field of power equipment, and particularly relates to an ultrahigh voltage energy taking device, an energy taking capacitor and an energy taking power supply.
Background
At present, a 12kV outdoor pole-mounted switch capacitor power taking device is gradually raised, the capacitor power taking device is small in size and beneficial to secondary fusion of the switch depth, namely, the solid-sealed pole is synchronously poured to take the energy of the capacitor when being poured, and the solid-sealed pole is connected with a matched energy taking power supply when being assembled, so that the capacitor power taking is realized. The technology realizes miniaturization and deep secondary integration of the switch, and is a future development direction. In the prior art, the energy-taking capacitor is divided into two types: firstly, a ceramic capacitor is added with a lead wire; secondly, a cylindrical film capacitor is added with a lead wire; thirdly, a strip-shaped film capacitor is added with a lead wire; the third scheme is that the high-voltage energy-taking capacitor formed by combining a plurality of thin film capacitors in series has excellent voltage resistance and is most widely used.
However, as shown in fig. 1, the conventional long-strip-shaped high-voltage energy-taking capacitor is composed of a capacitor 1, a high-voltage terminal 2 and a low-voltage terminal lead 3, namely, the connection between the energy-taking capacitor and an energy-taking power supply adopts a soldering and insulating tape winding mode at present, and the potential of the point of the CL energy-taking power supply is generally higher than 1000V (namely, the joint is high), so that the fault is extremely easy to occur due to long-term action on the insulating tape.
Disclosure of Invention
The utility model aims to provide an ultrahigh voltage energy taking device, an energy taking capacitor and an energy taking power supply thereof, which are used for solving the problem that potential safety hazards exist in the prior art of connecting the energy taking capacitor and the energy taking power supply based on soldering and winding an insulating tape.
In order to solve the technical problems, the utility model provides an energy taking capacitor of an ultra-high voltage energy taking device, which comprises a capacitor shell, a capacitor element group arranged in the capacitor shell, and a high-voltage terminal and a low-voltage terminal arranged on the capacitor shell, wherein the capacitor element is used for acquiring electric energy, the high-voltage terminal is used for being connected with a high-voltage end of a solid-sealed pole, the low-voltage terminal is a BNC socket and used for being connected with an energy taking power supply, and a BNC plug matched with the BNC socket is arranged on the energy taking power supply.
The beneficial effects are as follows: according to the BNC socket, the BNC socket is used as a connecting piece for the energy-taking capacitor, so that the BNC socket is convenient and quick to connect, soldering is not needed when the energy-taking capacitor is connected with an energy-taking power supply, the process is simple and easy to operate, and the BNC terminal connector is not required to be protected by winding an insulating tape because of the characteristic of high withstand voltage level, and the connection is stable and reliable, so that the potential safety hazard problem caused by connecting the energy-taking capacitor with the energy-taking power supply in the prior art by adopting the soldering and insulating tape winding modes is avoided.
Further, the capacitor element group is a module composed of film capacitors.
The film capacitor has the characteristics of no polarity, high insulation impedance, excellent frequency characteristic (wide frequency response) and small dielectric loss, so that the module formed by the film capacitor is selected as a capacitor element group to better play the energy taking function of the energy taking capacitor.
Further, the capacitor element group is encapsulated in the capacitor case by using epoxy resin.
The epoxy resin has the advantages of strong binding force, high mechanical strength, good corrosion resistance, good heat resistance, good electrical insulation, convenient curing and forming and the like, so that the capacitor element group is packaged in the capacitor shell by the epoxy resin, so that the packaging is simple and convenient, and the capacitor element group is durable after being packaged.
Further, the high voltage terminal is a gold-plated contact pin.
Based on the characteristics that gold can better improve electric conductivity and high thermal performance, and oxidation and corrosion prevention, the high-voltage terminal is provided with gold-plated contact pins, so that the high-voltage terminal has better electric conductivity.
In order to solve the technical problem, the utility model also provides an ultrahigh voltage energy taking device which comprises an energy taking capacitor and an energy taking power supply, wherein the energy taking capacitor comprises a capacitor shell, a capacitor element group arranged in the capacitor shell, and a high-voltage terminal and a low-voltage terminal arranged on the capacitor shell, the capacitor element is used for acquiring electric energy, and the high-voltage terminal is used for being connected with a high-voltage end of a solid-sealed pole; the energy-taking power supply comprises an energy-taking power supply box body, a power supply arranged in the energy-taking power supply box body and an energy-taking power supply lead wire which is connected with the power supply and penetrates through the box body, and is characterized in that the low-voltage terminal is a BNC socket, and the tail end of the energy-taking power supply lead wire is provided with a BNC plug matched with the BNC socket.
The beneficial effects are as follows: according to the utility model, the BNC socket is adopted for the energy taking capacitor, the BNC plug is adopted for the energy taking power supply as the connecting piece, the connection is convenient and quick, soldering is not needed when the energy taking capacitor is connected with the energy taking power supply, the process is simple and easy to operate, and the connection is stable and reliable based on the characteristic of high withstand voltage level of the connector of the BNC plug and the BNC socket, the protection of winding insulating tape is not needed, so that the potential safety hazard problem existing in the prior art due to the fact that the energy taking capacitor is connected with the energy taking power supply in a soldering and insulating tape winding mode is avoided.
Further, the capacitor element group is a module composed of film capacitors.
The film capacitor has the characteristics of no polarity, high insulation impedance, excellent frequency characteristic (wide frequency response) and small dielectric loss, so that the module formed by the film capacitor is selected as a capacitor element group to better play the energy taking function of the energy taking capacitor.
Further, the capacitor element group is encapsulated in the capacitor case by using epoxy resin.
The epoxy resin has the advantages of strong binding force, high mechanical strength, good corrosion resistance, good heat resistance, good electrical insulation, convenient curing and forming and the like, so that the capacitor element group is packaged in the capacitor shell by the epoxy resin, so that the packaging is simple and convenient, and the capacitor element group is durable after being packaged.
Further, the high voltage terminal is a gold-plated contact pin.
Based on the characteristics that gold can better improve electric conductivity and high thermal performance, and oxidation and corrosion prevention, the high-voltage terminal is provided with gold-plated contact pins, so that the high-voltage terminal has better electric conductivity.
In order to solve the technical problem, the utility model also provides an energy taking power supply of the ultrahigh voltage energy taking device, which comprises an energy taking power supply box body, a power supply arranged in the energy taking power supply box body and an energy taking power supply lead wire connected with the power supply and penetrating through the box body, and is characterized in that the tail end of the energy taking power supply lead wire is provided with a BNC plug for connecting an energy taking capacitor, and the energy taking capacitor is provided with a BNC socket matched with the BNC plug.
The beneficial effects are as follows: according to the utility model, the BNC plug is adopted as the connecting piece for the energy-taking power supply, so that the connection is convenient and quick, soldering is not required when the energy-taking capacitor is connected with the energy-taking power supply, the process is simple and easy to operate, the connector based on the BNC plug is not required to be protected by winding an insulating tape, the connection is stable and reliable, and the potential safety hazard problem caused by connecting the energy-taking capacitor with the energy-taking power supply in the prior art by adopting the soldering and insulating tape winding modes is avoided.
Drawings
FIG. 1 is a schematic diagram of a prior art elongated high voltage energy extracting capacitor;
FIG. 2 is a schematic diagram of the structure of the ultra-high voltage energy-extracting capacitor of the present utility model;
FIG. 3 is a schematic diagram of the energy capturing power supply matched with the ultra-high voltage energy capturing capacitor of the present utility model;
FIG. 4 is a diagram of critical dimensions of a BNC socket on an extra-high voltage energy extraction capacitor according to the utility model;
fig. 5 is a diagram of the critical dimensions of a BNC plug on an energy scavenging power supply mated with an extra high voltage energy scavenging capacitor of the utility model.
1, a capacitor; 2. a high voltage terminal; 3. a low voltage end lead; 4. BNC socket; 5. an energy-taking power supply box body; 6. BNC plug; 7. and an energy-taking power supply lead.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
Ultra-high pressure energy extraction device embodiment:
the ultrahigh voltage energy taking device in the embodiment comprises an energy taking capacitor and an energy taking power supply, in order to avoid the problem that potential safety hazards exist in the original energy taking capacitor and the energy taking power supply which are connected in a soldering and insulating tape winding mode, the BNC socket is arranged at the end of the energy taking capacitor, the BNC plug is arranged on the energy taking power supply in a matched mode, the specific energy taking capacitor structure is shown in fig. 2, and the energy taking power supply structure is shown in fig. 3.
The energy taking capacitor in the embodiment comprises a capacitor 1, a high-voltage terminal 2 and a BNC socket 4, wherein the external dimension of the capacitor in the embodiment is 260mm multiplied by 43mm multiplied by 32mm (length multiplied by depth multiplied by height), the capacitor is a module consisting of film capacitors, the rated voltage is designed to be 13.5kV, the rated capacity is 5000pF, and the capacitor is packaged in a capacitor shell by using epoxy resin and is used for obtaining electric energy from a circuit. The high-voltage terminal of the capacitor is a gold-plated contact pin and is used for connecting the high-voltage end of the solid-sealed pole; the low-voltage terminal of the capacitor is a high-voltage BNC terminal seat (namely BNC socket, the specific size of the BNC socket adopted in the embodiment is shown in figure 4), the rated voltage is 3kV, and the short-time withstand voltage is 5kV, so that the capacitor is used for being connected with a matched energy-taking power supply.
The film capacitor is also called a plastic film capacitor, which uses a plastic film as a dielectric, namely a capacitor formed by overlapping a metal foil as an electrode with a plastic film such as polyethylene, polypropylene, polystyrene or polycarbonate and winding the same into a cylindrical shape from both ends, and the film capacitor has the same function as all capacitors, namely the function of accommodating charges, but has a good performance compared with other general capacitors because the film capacitor has a lot of excellent characteristics. Its main characteristics are as follows: the non-polar, high insulation resistance, excellent frequency characteristics (broad frequency response) and small dielectric loss. The metallized film capacitor has a so-called self-recovery function, that is, if the tiny part of the electrode is short-circuited due to the fragile electric interface, the electrode metal around the short-circuited part is recovered to be insulated by the melting and evaporation of a larger area caused by the electrostatic energy or short-circuit current carried by the capacitor, so that the capacitor is recovered again. The epoxy resin has the advantages of strong binding force, high mechanical strength, good corrosion resistance, good heat resistance, good electrical insulation, convenient curing and forming and the like, so that the capacitor element group is packaged in the capacitor shell by the epoxy resin, so that the capacitor element group is simple and convenient to package, and durable after being packaged. In addition, in the embodiment, the high-voltage terminal is arranged as the gold-plated contact pin, on one hand, the copper alloy is easy to oxidize and corrode in long-term use, and the base metal of the contact can be well protected from corrosion by plating the surface layer with inactive metals such as gold. On the other hand, the matched contact piece has the micro friction and wear problem under the working environment, and meanwhile, mechanical micro wear can be generated in the plugging use process, and the contact surface of the contact piece can be strengthened through plating process treatment, so that the wear resistance is improved, the long-term stability of the mechanical property and the electrical property of the industrial connector in use is maintained, and the gold-plated contact pin is used as a connecting piece, so that the contact resistance is small.
The power supply of getting in this embodiment, including getting can power box 5, set up at the power that gets can power box 5 inside and with power link and pass the power lead 7 that gets of box, as shown in fig. 3, get the end that can power lead 7 and be provided with BNC plug 6 (the specific size of BNC plug that adopts in this embodiment is as shown in fig. 5, and BNC plug rated voltage 3kV, short-time industrial frequency withstand voltage 5 kV), this BNC plug 6 is supporting spare part with the BNC socket 4 that sets up on the power take-off capacitor, consequently, through adopting the BNC socket with getting can the power and adopting the BNC plug as the connecting piece with getting can the power, connect convenient and fast, and need not the soldering when getting can the capacitor to be connected with getting can the power, simple process is easy to operate, and based on the characteristics that BNC plug and BNC socket's connector level is high, need not twine insulating tape protection, connect reliable and stable, and reliable, and then avoided the potential safety hazard that has through adopting soldering and twining insulating tape mode to connect power take-off capacitor with getting in the prior art.
Energy capturing capacitor embodiment of ultra-high voltage energy capturing device:
the energy-capturing capacitor in this embodiment is a part of the ultra-high voltage energy-capturing device, and the specific structure of the energy-capturing capacitor is described in detail in the embodiment of the ultra-high voltage energy-capturing device, which is not described herein.
Energy-taking power supply embodiment of ultra-high voltage energy-taking device:
the energy-taking power supply in this embodiment is a part of the ultra-high voltage energy-taking device, and the specific structure of the energy-taking power supply is described in detail in the embodiment of the ultra-high voltage energy-taking device, which is not described here again.
Claims (9)
1. The utility model provides an energy-taking capacitor of superhigh pressure energy-taking device, includes the condenser shell, sets up the capacitive element group in the condenser shell and sets up high-voltage terminal and the low-voltage terminal on the condenser shell, capacitive element is used for obtaining the electric energy, high-voltage terminal is used for connecting solid utmost point post high-voltage end that seals, its characterized in that, low-voltage terminal is the BNC socket for connect energy-taking power supply, energy-taking power supply is last to be provided with the supporting BNC plug of BNC socket.
2. The energy extracting capacitor of the ultra-high voltage energy extracting device according to claim 1, wherein the capacitor element group is a module group formed by film capacitors.
3. The energy extracting capacitor of the ultra high voltage energy extracting device of claim 2, wherein said capacitor element group is encapsulated in a capacitor case using epoxy resin.
4. The energy extracting capacitor of the ultra high voltage energy extracting device of claim 1, wherein said high voltage terminal is a gold plated pin.
5. The ultra-high voltage energy taking device comprises an energy taking capacitor and an energy taking power supply, wherein the energy taking capacitor comprises a capacitor shell, a capacitor element group arranged in the capacitor shell, and a high-voltage terminal and a low-voltage terminal which are arranged on the capacitor shell, the capacitor element is used for obtaining electric energy, and the high-voltage terminal is used for being connected with a high-voltage end of an immobilized pole; the energy-taking power supply comprises an energy-taking power supply box body, a power supply arranged in the energy-taking power supply box body and an energy-taking power supply lead wire which is connected with the power supply and penetrates through the box body, and is characterized in that the low-voltage terminal is a BNC socket, and the tail end of the energy-taking power supply lead wire is provided with a BNC plug matched with the BNC socket.
6. The ultra-high voltage energy extraction device of claim 5, wherein the capacitor element group is a module of film capacitors.
7. The ultra-high voltage energy extraction device of claim 6, wherein the capacitor element array is encapsulated within a capacitor housing using epoxy.
8. The ultra-high voltage energy extraction device of claim 5, wherein the high voltage terminal is a gold plated pin.
9. The utility model provides an energy-taking power supply of superhigh pressure energy-taking device, includes energy-taking power supply box, sets up at the inside power of energy-taking power supply box and with the power link to each other and pass the energy-taking power supply lead wire of box, its characterized in that, energy-taking power supply lead wire's end is provided with the BNC plug for connect energy-taking capacitor, energy-taking capacitor is last to be provided with the supporting BNC socket of BNC plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223131941.8U CN219226083U (en) | 2022-11-24 | 2022-11-24 | Ultrahigh voltage energy taking device, energy taking capacitor and energy taking power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223131941.8U CN219226083U (en) | 2022-11-24 | 2022-11-24 | Ultrahigh voltage energy taking device, energy taking capacitor and energy taking power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219226083U true CN219226083U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223131941.8U Active CN219226083U (en) | 2022-11-24 | 2022-11-24 | Ultrahigh voltage energy taking device, energy taking capacitor and energy taking power supply |
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| Country | Link |
|---|---|
| CN (1) | CN219226083U (en) |
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- 2022-11-24 CN CN202223131941.8U patent/CN219226083U/en active Active
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