CN213070880U - Voltage regulating coil protection structure with lightning arrester - Google Patents
Voltage regulating coil protection structure with lightning arrester Download PDFInfo
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- CN213070880U CN213070880U CN202021968257.3U CN202021968257U CN213070880U CN 213070880 U CN213070880 U CN 213070880U CN 202021968257 U CN202021968257 U CN 202021968257U CN 213070880 U CN213070880 U CN 213070880U
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- lightning arrester
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Abstract
The utility model discloses a voltage regulation coil protection architecture with arrester, including the voltage regulation coil body, the inside a plurality of woods of standing of being equipped with of voltage regulation coil body, a plurality of horizontal support piece of wood one side fixedly connected with, stand wood opposite side fixedly connected with arrester, arrester one side is connected with a set of crimping terminal, the crimping terminal other end is connected with cable run, voltage regulation coil body one side fixedly connected with cable joint. The lightning arrester is arranged on the standing timber inside the voltage regulating coil body, and the number of the lightning arrester is arranged to be a plurality, so that the electrical distance between the lightning arrester and the transformer sleeve can be reduced, and the voltage limiting effect of the lightning arrester is improved; the lightning arrester is simple in structure and convenient to install, effectively limits overvoltage inside a transformer winding caused by lightning, improves distribution of impulse voltage of the transformer winding, and achieves the purpose of reducing product cost.
Description
Technical Field
The utility model relates to a voltage regulating coil field, in particular to voltage regulating coil protection architecture with arrester.
Background
Due to the existence of lightning overvoltage, the existing national standard GB/T50064-2014 'specification of overvoltage protection and insulation matching design of alternating current electrical devices' clearly stipulates that a group of gapless metal oxide arresters are respectively arranged on the high-voltage side and the low-voltage side of a distribution transformer to be used for lightning protection, and the installation position of the gapless metal oxide arresters is close to a wiring sleeve of the distribution transformer as far as possible on the premise of meeting the electrical insulation distance. In actual operation, however, a failure of the distribution transformer sometimes occurs. The comprehensive effect of the existing distribution transformer lightning protection device is not ideal, and the lightning protection effect needs to be further improved urgently so as to be matched with the increasingly higher operational reliability requirement.
Therefore, it is necessary to provide a protection structure for a voltage regulating coil with a lightning arrester to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a voltage regulation coil protection architecture with arrester to solve the current distribution transformer lightning protection that provides among the above-mentioned background and set up the unsatisfactory problem of combined effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a voltage regulation coil protection architecture with arrester, includes the voltage regulation coil body, the inside a plurality of standing timbers that are equipped with of voltage regulation coil body, a plurality of horizontal support piece of standing timbers one side fixedly connected with, standing timbers opposite side fixedly connected with arrester, arrester one side is connected with a set of crimping terminal, the crimping terminal other end is connected with cable run, voltage regulation coil body one side fixedly connected with cable joint.
Preferably, the lightning arrester is fixed on one side of the standing timber through a support piece and a screw.
Preferably, the arrester comprises a supporting shell, a binding post, a voltage-sharing ball, an insulating paper board, a valve plate and a connecting piece, the arrester comprises the supporting shell arranged outside, and the binding posts are connected to two ends inside the supporting shell.
Preferably, a voltage-sharing ball is arranged at one end between the two binding posts, and the outer side of the voltage-sharing ball is fixedly connected with the two binding posts.
Preferably, the insulating paper boards are provided with valve plates, and connecting pieces are fixedly connected between the valve plates.
The utility model has the advantages that:
the lightning arresters are arranged on the standing timber inside the voltage regulating coil body, and the number of the lightning arresters is multiple, so that the electrical distance between the lightning arresters and a transformer bushing is reduced, and the voltage limiting effect of the lightning arresters is improved; the lightning arrester is simple in structure and convenient to install, effectively limits overvoltage inside a transformer winding caused by lightning, improves distribution of impulse voltage of the transformer winding, and achieves the purpose of reducing product cost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the lightning arrester of the present invention;
in the figure: 1 voltage regulating coil body, 2 standing timber, 3 supporting pieces, 4 lightning arresters, 5 crimping terminals, 6 cable connectors, 41 supporting shells, 42 binding posts, 43 voltage-sharing balls, 44 insulating paper boards, 45 valve plates and 46 connecting pieces.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model provides a voltage regulation coil protection architecture with arrester as shown in fig. 1-2, including voltage regulation coil body 1, 1 inside a plurality of standing woods 2 that are equipped with of voltage regulation coil body, 2 one side fixedly connected with a plurality of horizontal support piece 3 of standing woods, 2 opposite side fixedly connected with arresters 4 of standing woods, 4 one side of arresters are connected with a set of crimping terminal 5, the 5 other ends of crimping terminal are connected with cable run, 1 one side fixedly connected with cable joint 6 of voltage regulation coil body.
Further, in the above technical solution, the lightning arrester 4 is fixed on one side of the standing timber 2 through the support member 3 and the screw;
further, in the above technical solution, the lightning arrester 4 includes a supporting housing 41, a terminal 42, a voltage-sharing ball 43, an insulating paper board 44, a valve sheet 45 and a connecting member 46, the lightning arrester 4 includes the supporting housing 41 disposed outside, and both ends of the inside of the supporting housing 41 are connected with the terminal 42;
further, in the above technical solution, a voltage-sharing ball 43 is disposed at one end between the two binding posts 42, and the outer side of the voltage-sharing ball 43 is fixedly connected;
further, in the above technical scheme, valve plates 45 are arranged between the insulating paper boards 44, and connecting members 46 are fixedly connected between the valve plates 45.
This practical theory of operation:
referring to the attached drawings 1-2 of the specification, when the lightning arrester 4 is used, the lightning arrester 4 is fixed on one side of the standing timber 2 through the supporting piece 3, the lightning arrester 4 is connected with a cable line in the voltage regulating coil body 1 through the crimping terminal 5, the fixing is convenient, the structure is simple, the installation is convenient, the internal overvoltage of a transformer winding caused by lightning is effectively limited, the impulse voltage distribution of the transformer winding is improved, the purpose of reducing the product cost is achieved, the plurality of lightning arresters 4 are arranged, the electrical distance between the lightning arresters and a transformer bushing is reduced, and the voltage limiting effect of the lightning arrester 4 is improved.
In the description of the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a voltage regulation coil protection architecture with arrester, includes voltage regulation coil body (1), its characterized in that: the pressure regulating coil is characterized in that a plurality of standing bars (2) are arranged inside the pressure regulating coil body (1), a plurality of transverse supporting pieces (3) are fixedly connected to one side of the standing bars (2), an arrester (4) is fixedly connected to the other side of the standing bars (2), one side of the arrester (4) is connected with a set of crimping terminals (5), the other end of each crimping terminal (5) is connected with a cable line, and a cable joint (6) is fixedly connected to one side of the pressure regulating coil body (1).
2. The voltage regulating coil protection structure with an arrester according to claim 1, characterized in that: the lightning arrester (4) is fixed on one side of the standing timber (2) through the supporting piece (3) and the screw.
3. The voltage regulating coil protection structure with an arrester according to claim 1, characterized in that: the lightning arrester (4) comprises a supporting shell (41), a binding post (42), a voltage-sharing ball (43), an insulating paper board (44), a valve plate (45) and a connecting piece (46), the lightning arrester (4) comprises the supporting shell (41) which is arranged outside, and the binding post (42) is connected to the two ends of the inside of the supporting shell (41).
4. The voltage regulating coil protection structure with an arrester according to claim 3, characterized in that: one end between two terminals (42) is equipped with voltage-sharing ball (43), voltage-sharing ball (43) outside fixedly connected with.
5. The voltage regulating coil protection structure with an arrester according to claim 4, characterized in that: the insulation paper board (44), be equipped with valve block (45) between insulation paper board (44), fixedly connected with connecting piece (46) between valve block (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021968257.3U CN213070880U (en) | 2020-09-10 | 2020-09-10 | Voltage regulating coil protection structure with lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021968257.3U CN213070880U (en) | 2020-09-10 | 2020-09-10 | Voltage regulating coil protection structure with lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213070880U true CN213070880U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021968257.3U Active CN213070880U (en) | 2020-09-10 | 2020-09-10 | Voltage regulating coil protection structure with lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213070880U (en) |
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2020
- 2020-09-10 CN CN202021968257.3U patent/CN213070880U/en active Active
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