阅读说明：本技术 一种变压器避雷装置 (Transformer lightning arrester ) 是由 陈定伟 于 2021-07-21 设计创作，主要内容包括：本申请公开了一种变压器避雷装置,用于对变压器进行避雷,提高避雷装置的安装便捷性和适用性。本申请包括：底座、固定环、中央收集杆、反应器、接地体、激发器以及反射器,中央收集杆通过立杆固定于底座上,接地体与大地连接,用于将中央收集杆以及反射器连接大地,中央收集杆与反射器处于等电位状态,反应器用于与激发器产生电位差,并在中央收集杆尖端放电,反应器、激发器以及反射器固定于底座上,底座两侧均设置有固定环,固定环套设于电线杆上,并对底座进行固定,底座上设置有滑轨,固定环通过滑动组件与滑轨进行滑动连接,以使得位于底座两端的固定环能够在滑轨上相互靠近或者相互远离。(The application discloses transformer lightning arrester for take shelter from thunder to the transformer, improve lightning arrester's installation convenience and suitability. The application includes: the base, gu fixed ring, the pole is collected to central authorities, the reactor, the grounding body, arouse ware and reflector, central authorities collect the pole and are fixed in on the base through the pole setting, the grounding body is connected with the ground, be used for collecting central authorities pole and reflector connection ground, central authorities collect the pole and are in the equipotential state with the reflector, the reactor is used for producing the potential difference with the arousing ware, and collect the pole tip at central authorities and discharge, the reactor, arouse ware and reflector and be fixed in on the base, the base both sides all are provided with solid fixed ring, gu fixed ring cover is located on the wire pole, and fix the base, be provided with the slide rail on the base, gu fixed ring carries out sliding connection through slip subassembly and slide rail, so that the solid fixed ring that is located the base both ends can be close to each other on the slide rail or keep away from each other.)

1. A transformer arrester, comprising: the reactor comprises a base, a fixed ring, a central collecting rod, a reactor, a grounding body, an exciter and a reflector, wherein the central collecting rod is fixed on the base through a vertical rod, the grounding body is connected with the ground, for connecting the central collector rod and the reflector to ground, the central collector rod and the reflector being in an equipotential state, the reactor being adapted to generate a potential difference with the exciter, discharging at the tip of the central collecting rod, fixing the reactor, the exciter and the reflector on the base, arranging the fixing rings on both sides of the base, sleeving the fixing rings on the telegraph pole, the base is fixed, a slide rail is arranged on the base, the fixed ring is connected with the slide rail in a sliding way through a sliding component, so that the fixing rings at the two ends of the base can be close to or far away from each other on the sliding rail.

2. A transformer arrester according to claim 1, characterized in that the fixing ring comprises a left half ring and a right half ring, a first end of the left half ring is provided with a bolt seat, the first end is bolted to one end of the right half ring through the bolt seat, and a second end of the left half ring is bolted to the other end of the right half ring.

3. A transformer arrester according to claim 2, characterized in that the second end is provided with a screw hole, the end of the right half ring connected to the second end is provided with a plurality of screw holes, and the bolt on the second end passes through the screw hole on the second end to be connected to any one of the plurality of screw holes on the right half ring.

4. The transformer lightning arrester according to claim 1, wherein two channel steels are disposed in the base, the slide rail is disposed on bottom sides of the channel steels, a waist-shaped hole is formed in the slide rail, and the fixing ring is slidably connected to the channel steels through the waist-shaped hole.

5. The transformer arrester of claim 4, wherein the sliding assembly comprises a sliding post and a fixing nut, the sliding post is provided with a thread, and the sliding post passes through the slotted hole of the sliding rail and is fixed on the sliding rail by the fixing nut.

6. A transformer arrester according to claim 1, characterized in that a bottom plate is arranged above the base, the bottom plate is fixed to the base by bolts, and the vertical rod is mounted on the bottom plate.

7. A transformer arrester according to claim 6, characterized in that a plurality of extended screw holes are provided in the base plate.

8. The lightning arrester of transformer according to claim 6, characterized in that a fixing plate is disposed at the bottom of the grounding body, the fixing plate is fixedly connected to the bottom plate via a bolt, and the fixing plate is used for fixing the vertical rod.

9. The transformer arrester of any one of claims 1 to 8, wherein the fixing ring is mainly composed of a metal ring and is externally wrapped with a soft rubber sleeve, and the rubber sleeve is used for contacting with a utility pole.

10. A transformer arrester according to any of claims 1-8, characterized in that the earthing body is connected to earth through a wire mesh of steel reinforcement.

Technical Field

The application relates to the technical field of electric power, especially, relate to a transformer lightning arrester.

Background

In the past decade of development, power construction has progressed rapidly, with good results. The installed power generation capacity is increased at a high speed, the construction speed of a power grid is leapfrog, the power supply structure is adjusted and optimized continuously, the technical equipment level is greatly improved, the effects of energy conservation, emission reduction and consumption reduction are obvious, and the electric power construction realizes the leap-type development.

A transformer is a stationary electrical equipment, and a power transformer is one of the main equipments of a power plant and a substation. The transformer has the functions of increasing voltage to transmit electric energy to an electricity utilization area in many aspects, and reducing the voltage to use voltages of all levels to meet the requirement of electricity utilization. The transformer is because often need install in some outdoor environment, therefore the transformer need carry out certain thunderbolt protection, for example installation lightning rod etc. because the transformer generally installs between two wire poles, and under this kind of installation environment, it is very inconvenient to install the lightning rod, has brought very big degree of difficulty for the lightning rod installation moreover because the distance between the wire pole differs.

Disclosure of Invention

In order to solve the technical problem, the application provides a transformer lightning arrester for take shelter from lightning to the transformer, improve lightning arrester's installation convenience and suitability.

The application provides a transformer lightning arrester, include: the reactor comprises a base, a fixed ring, a central collecting rod, a reactor, a grounding body, an exciter and a reflector, wherein the central collecting rod is fixed on the base through a vertical rod, the grounding body is connected with the ground, for connecting the central collector rod and the reflector to ground, the central collector rod and the reflector being in an equipotential state, the reactor being adapted to generate a potential difference with the exciter, discharging at the tip of the central collecting rod, fixing the reactor, the exciter and the reflector on the base, arranging the fixing rings on both sides of the base, sleeving the fixing rings on the telegraph pole, the base is fixed, a slide rail is arranged on the base, the fixed ring is connected with the slide rail in a sliding way through a sliding component, so that the fixing rings at the two ends of the base can be close to or far away from each other on the sliding rail.

Optionally, the fixing ring comprises a left half ring and a right half ring, a bolt seat is arranged at the first end of the left half ring, the first end of the left half ring is in bolted connection with one end of the right half ring through the bolt seat, and the second end of the left half ring is connected with the other end of the right half ring through a bolt.

Optionally, the second end is provided with a screw hole, one end of the right half ring connected to the second end is provided with a plurality of screw holes, and a bolt at the second end passes through the screw hole at the second end to be connected to any one of the plurality of screw holes on the right half ring.

Optionally, two channel steels are arranged in the base, the slide rail is arranged on the bottom sides of the channel steels, waist-shaped holes are formed in the slide rail, and the fixing ring is in sliding connection with the channel steels through the waist-shaped holes.

Optionally, the sliding assembly comprises a sliding column and a fixing nut, a thread is arranged on the sliding column, the sliding column penetrates through a waist-shaped hole in the sliding rail, and the sliding column is fixed on the sliding rail through the fixing nut.

Optionally, a bottom plate is arranged above the base, the bottom plate is fixed to the base through bolts, and the vertical rod is installed on the bottom plate.

Optionally, a plurality of expansion screw holes are installed on the bottom plate.

Optionally, the fixing ring is internally provided with a metal ring as a main body, and the outer part of the fixing ring is wrapped with a soft rubber sleeve which is used for contacting with a telegraph pole.

Optionally, a fixing plate is arranged at the bottom of the grounding body, the fixing plate is fixedly connected with the bottom plate through a bolt, and the fixing plate is used for fixing the vertical rod.

Optionally, the fixing ring is internally provided with a metal ring as a main body, and the outer part of the fixing ring is wrapped with a soft rubber sleeve which is used for contacting with a telegraph pole.

Optionally, the ground body is connected to the ground through a steel wire mesh.

According to the technical scheme, the method has the following advantages:

the utility model provides an among the transformer lightning arrester, can carry out initiative discharge in advance through reactor and exciter, play good lightning-arrest effect to the transformer, the base both sides all are provided with solid fixed ring simultaneously, can install on the wire pole through solid fixed ring, because be provided with the slide rail on the base, gu fixed ring carries out sliding connection through slip subassembly and slide rail, so that the solid fixed ring that is located the base both ends can be close to each other or keep away from each other on the slide rail, when the distance between the wire pole is different, can carry out the adaptation through the position of the solid fixed ring of slip regulation on the base, this transformer lightning arrester simple to operate, good suitability has.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a lightning arrester of a transformer provided in the present application;

fig. 2 is a schematic front view of a transformer arrester provided in the present application;

fig. 3 is a left side view schematic structural diagram of a transformer arrester provided in the present application;

fig. 4 is a schematic structural diagram of another embodiment of a lightning arrester of a transformer provided in the present application;

FIG. 5 is a cross-sectional view of one embodiment of a retaining ring provided herein.

Detailed Description

A transformer is a stationary electrical equipment, and a power transformer is one of the main equipments of a power plant and a substation. The transformer has the functions of increasing voltage to transmit electric energy to an electricity utilization area in many aspects, and reducing the voltage to use voltages of all levels to meet the requirement of electricity utilization. The transformer is because often need install in some outdoor environment, therefore the transformer need carry out certain thunderbolt protection, for example installation lightning rod etc. because the transformer generally installs between two wire poles, and under this kind of installation environment, it is very inconvenient to install the lightning rod, has brought very big degree of difficulty for the lightning rod installation moreover because the distance between the wire pole differs.

Based on this, this application provides a transformer lightning arrester for take shelter from the thunder to the transformer, improve lightning arrester's installation convenience and suitability.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit specific mounting orientations of the respective members or components.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, the structures, the proportions, the sizes, and the like, which are illustrated in the accompanying drawings and described in the present application, are intended to be considered illustrative and not restrictive, and therefore, not limiting, since those skilled in the art will understand and read the present application, it is understood that any modifications of the structures, changes in the proportions, or adjustments in the sizes, which are not necessarily essential to the practice of the present application, are intended to be within the scope of the present disclosure without affecting the efficacy and attainment of the same.

The technical solutions in the present application will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 5, the present application provides a transformer lightning arrester, including: a base 1, a fixed ring 2, a central collecting rod 3, a reactor 4, a grounding body 5, an exciter 6 and a reflector 7, wherein the central collecting rod 3 is fixed on the base 1 through a vertical rod 31, the grounding body 5 is connected with the ground, for connecting the central collector bar 3 and the reflector 7 to the ground, the central collector bar 3 and the reflector 7 being in an equipotential state, the reactor 4 being adapted to generate a potential difference with the exciter 6, discharging at the tip of the central collecting rod 3, fixing the reactor 4, the exciter 6 and the reflector 7 on the base 1, arranging the fixing rings 2 on both sides of the base 1, sleeving the fixing rings 2 on the telegraph pole, the base 1 is fixed, the base 1 is provided with a slide rail 10, the fixed ring 2 is connected with the slide rail 10 in a sliding way through a sliding component 20, so that the fixing rings 2 located at both ends of the base 1 can be close to or away from each other on the slide rail 10.

In practical application, the exciter 4 can absorb and store energy from nature, and the reflector 7 and the central collecting rod 3 have good electrical connection with the ground and are in an equipotential state. Therefore, in general, there is an electric field intensity between the exciter 4 and the reflector 7, and the electric field intensity rapidly increases before each occurrence of a lightning, and the potential difference between the exciter 4 and the reflector 7 is approximately equivalent to the potential difference between the thundercloud and the ground, and the rapid increase in voltage drop between them causes the tip of the central collecting rod 3 to strike a fire at the tip, and ionize the air around the tip, resulting in a tip discharge phenomenon.

When the transformer lightning arrester is installed, the fixing rings 2 are sleeved on the telegraph pole, and the positions of the two fixing rings 2 on the slide rails 10 are adjusted through the slide assemblies 20, so that the two fixing rings 2 can adapt to the distance between the telegraph pole, and the fixing effect is achieved.

Optionally, the fixing ring 2 includes a left half ring 21 and a right half ring 22, a first end 211 of the left half ring 21 is provided with a bolt seat 213, the first end 211 is bolted to one end of the right half ring 22 through the bolt seat 213, and a second end 212 of the left half ring 21 is connected to the other end of the right half ring 22 through a bolt.

The fixing ring 2 can be composed of a left half ring 21 and a right half ring 22, the fixing ring can be conveniently sleeved on a pole-shaped object such as a telegraph pole through the two half rings, a bolt seat 213 is arranged at a first end 211 of the left half ring 21, the fixing ring is fixed with one end of the right half ring 22 through the bolt seat 211, and the bolt is screwed after the fixing ring 2 is sleeved on the telegraph pole, so that the fixing is completed.

Optionally, the second end 212 is provided with a screw hole, one end of the right half-ring 22 connected to the second end 212 is provided with a plurality of screw holes, and the bolt on the second end 212 passes through the screw hole on the second end 212 to be connected to any one of the plurality of screw holes on the right half-ring 22.

In practical applications, the diameters of the electric poles may be different, and in order to further improve the applicability of the lightning arrester of the transformer, a plurality of screw holes are formed in one end of the right half ring 22, which is connected to the second end 212, and in practice, suitable screw holes may be selected for fixing according to the electric poles with different diameters, and the fixing ring 2 is generally thin and annular, and can elastically deform to change the size of the ring.

Optionally, two channel steels 11 are arranged in the base 1, the slide rail 10 is arranged on the bottom sides of the channel steels 11, the slide rail 10 is provided with a waist-shaped hole 100, and the fixing ring 2 is in sliding connection with the channel steels 11 through the waist-shaped hole 100.

Optionally, the sliding assembly 20 includes a sliding column 201 and a fixing nut 202, the sliding column 201 is provided with a thread, and the sliding column 201 passes through the slotted hole 100 on the sliding rail 10 and is fixed on the sliding rail 10 by the fixing nut 202.

Can constitute by two channel-section steels 11 in the base, 11 bottoms of channel-section steels are slide rail 10, are provided with waist shape hole 100 on the slide rail, and solid fixed ring is connected with slide rail 10 through waist shape hole 100. The sliding assembly 20 comprises a sliding column 201 and a sliding nut 202, the sliding column 201 penetrates through the waist-shaped hole 100 and is fixed through the nut 202, when the position of the fixing ring 2 needs to be adjusted, the sliding nut 202 is loosened, the position of the fixing ring 2 is adjusted, the sliding nut 202 is screwed after the position is determined, the fixing ring 2 can be fixed while sliding is achieved, and installation and adjustment are facilitated.

Optionally, a bottom plate 12 is arranged above the base 1, the bottom plate 12 is fixed to the base 1 through bolts, and the vertical rod 31 is installed on the bottom plate 12.

Optionally, a plurality of expansion screw holes 121 are installed on the bottom plate 12.

The upright rod 31 is fixed with the base 1 through the bottom plate 12, the bottom plate 12 is provided with a plurality of expansion screw holes 121, and the base can be used alone for fixing other equipment and can also be used for installing other types of lightning protection equipment.

Optionally, the fixing ring 2 is internally provided with a metal ring 23 serving as a main body, and externally wrapped with a soft rubber sleeve 24, wherein the rubber sleeve 24 is used for contacting with the utility pole.

The inside becket that uses of solid fixed ring 2 can promote solid fixed ring 2's structural strength as the main part, and outside parcel has rubber sleeve 24 can promote the frictional force between solid fixed ring 2 and the wire pole, increases the stability of installation to can be fine protect the wire pole.

Optionally, a fixing plate 13 is disposed at the bottom 5 of the grounding body, the fixing plate 13 is fixedly connected to the bottom plate 12 through a bolt, and the fixing plate 13 is used for fixing the vertical rod 31.

Optionally, the grounding body 5 is connected to the ground through a steel wire mesh.

It is intended that the foregoing description of the disclosed embodiments enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.