CN212811247U

CN212811247U - Lightning protection device for distribution line

Info

Publication number: CN212811247U
Application number: CN202021107961.XU
Authority: CN
Inventors: 甘孟波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-03-26
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a lightning protection device for distribution lines, including first connecting plate, discharge line, sleeve pipe, lightning-arrest head, insulating fixed cover, lightning protection circuit, lightning rod, connecting box, insulation support, circuit, insulator, first messenger wire, discharge block, earth connection, second messenger wire, mount, line pole, fixing bolt, protection pad, second connecting plate, spring and piston rod. The utility model discloses can play the effect of lightning protection through lightning protection circuit and lightning rod, avoid the circuit to receive the damage, then through discharge line, the sleeve pipe, draw the thunder head, first messenger wire and second lead wire can improve the effect of lightning protection, reach the effect of the circuit of protection, can be through the fixed cover of insulation at two insulator tops, when fixing bolt and connecting plate interconnecting link can improve the lightning protection effect, also conveniently change the insulator, through the mount, spring and piston rod can prevent that the line pole from influencing stability in rocking of strong wind weather.

Description

Lightning protection device for distribution line

Technical Field

The utility model relates to a lightning protection device specifically is a lightning protection device for distribution lines belongs to distribution lines technical field.

Background

The distribution line is a line for transmitting power from a step-down transformer substation to a distribution transformer or transmitting power from the distribution transformer substation to a power consumption unit, the voltage of the distribution line is 3.6 kV-40.5 kV, and the distribution line is called a high-voltage distribution line; the distribution voltage is not more than 1kV, the frequency is not more than 1000Hz, and the direct current is not more than 1500V, so that the low-voltage distribution line is called. The construction requirement of distribution lines is safe and reliable, keeps power supply continuity, reduces the line loss, improves transmission efficiency, and guarantees that the electric energy quality is good.

Distribution lines will install lightning protection device when installing, avoids receiving the thunderbolt in thunderstorm weather and leads to the circuit to damage and burn out, will prevent the condition that the lightning protection device dropped in addition when installing, prevents rocking influence placer's stability of line pole. Therefore, a lightning protection device for a distribution line is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is just to provide a lightning protection device for distribution lines in order to solve above-mentioned problem.

The utility model realizes the above purpose by the following technical proposal, a lightning protection device for distribution lines comprises a wire pole, an insulating sleeve, a lightning protection circuit, a lightning rod, a discharge block, insulators and a fixing frame, wherein the top of the wire pole is fixedly connected with the insulating sleeve, the inside of the insulating sleeve is provided with a circuit, both ends of the circuit are both penetrated through the insulating sleeve, the top of the insulating sleeve is fixedly connected with a connecting box, the inside of the connecting box is provided with the lightning protection circuit, both ends of the lightning protection circuit are both penetrated through the connecting box, the center of the top of the connecting box is fixedly connected with the lightning rod, two fixing frames are arranged on both sides of the wire pole, a plurality of piston rods are arranged inside the fixing frame, both ends of the piston rods are respectively fixedly connected with the wire pole and the fixing frame, the surfaces of the piston rods are sleeved with, the all rigid couplings in insulator top are insulating fixed cover, the inside cover line way of insulating fixed cover, insulating fixed cover both ends all are equipped with two second connecting plates, two seconds connect through fixing bolt between the connecting plate, first connecting plate one end rigid coupling discharge block, discharge block top is through first messenger's wire connecting sleeve, the sleeve pipe cup joints on the circuit surface, sleeve pipe top rigid coupling detonator, two insulators are connected through second messenger's wire to first connecting plate one end, first connecting plate other end rigid coupling discharge line.

Preferably, the section of the fixing frame is in a concave shape, and the top end and the bottom end of the fixing frame are connected with the wire rods through a plurality of bolts.

Preferably, the inner side of the insulating fixing sleeve is sleeved with a layer of protective pad, the protective pad is made of insulating materials, and the protective pad is tightly attached to the circuit.

Preferably, the inner side of the wire rod is provided with a grounding wire, the bottom of the grounding wire is connected with the ground, and the top end of the grounding wire is connected with a lightning protection circuit and a lightning rod.

Preferably, the piston rod is formed by sleeving two pipe bodies with different pipe diameters.

Preferably, the bottom end of the insulator penetrates through the first connecting plate, and the bottom end of the insulator is connected with the first connecting plate through a plurality of bolts.

The utility model has the advantages that:

1. the utility model can achieve the effect of lightning protection through the lightning protection circuit and the lightning rod, avoid the circuit from being damaged, and then improve the effect of lightning protection through the discharge circuit, the sleeve, the lightning head, the first lead wire and the second lead wire, and achieve the effect of the protected circuit;

2. the utility model discloses can improve the lightning protection effect through the fixed cover of insulation at two insulator tops, fixing bolt and connecting plate interconnecting link when, also conveniently change, avoid the insulator to damage and influence the lightning protection effect, can prevent through mount, spring and piston rod moreover that the line pole from influencing stability in rocking of strong wind weather.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the insulation fixing structure of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure of fig. 1 according to the present invention.

In the figure: 1. the lightning protection device comprises a first connecting plate, 2, a discharge circuit, 3, a sleeve, 4, a lightning head, 5, an insulating fixing sleeve, 6, a lightning protection circuit, 7, a lightning rod, 8, a connecting box, 9, an insulating sleeve, 10, a circuit, 11, an insulator, 12, a first lead wire, 13, a discharge block, 14, a grounding wire, 15, a second lead wire, 16, a fixing frame, 17, a wire rod, 18, a fixing bolt, 19, a protection pad, 20, a second connecting plate, 21, a spring, 22 and a piston rod.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

Referring to fig. 1-3, a lightning protection device for a distribution line includes a wire rod 17, an insulating sleeve 9, a lightning protection circuit 6, a lightning rod 7, a discharge block 13, an insulator 11, and a fixing frame 16, where the top of the wire rod 17 is fixedly connected to the insulating sleeve 9, a circuit 10 is disposed inside the insulating sleeve 9, two ends of the circuit 10 both penetrate through the insulating sleeve 9, the top of the insulating sleeve 9 is fixedly connected to a connection box 8, the inside of the connection box 8 is provided with the lightning protection circuit 6, two ends of the lightning protection circuit 6 both penetrate through the connection box 8, the center of the top of the connection box 8 is fixedly connected to the lightning rod 7, two sides of the wire rod 17 are provided with two fixing frames 16, a plurality of piston rods 22 are mounted inside the fixing frames 16, two ends of the piston rods 22 are respectively fixedly connected to the wire rod 17 and the fixing frames 16, a spring 21 is sleeved on the surface, two insulators 11 of 1 top installation of first connecting plate, the fixed cover 5 of the equal rigid coupling in insulator 11 top, the inside circuit 10 that cup joints of fixed cover 5 of insulation, 5 both ends of fixed cover of insulation all are equipped with two second connecting plates 20, two connect through fixing bolt 18 between the second connecting plate 20, the discharge block 13 of 1 one end rigid coupling of first connecting plate, discharge block 13 top is through first messenger's line 12 connecting sleeve 3, sleeve 3 cup joints on the 10 surfaces of circuit, 3 top rigid couplings of sleeve pipe draw thunder head 4, two insulators 11 are connected through second messenger's line 15 to 1 one end of first connecting plate, 1 other end discharge circuit 2 of first connecting plate.

The cross section of the fixed frame 16 is concave, and the top end and the bottom end of the fixed frame 16 are connected with the wire rods 17 through a plurality of bolts, so that the stability is improved, and the falling off is avoided; a layer of protective pad 19 is sleeved on the inner side of the insulating fixing sleeve 5, the protective pad 19 is made of insulating materials, and the protective pad 19 is tightly attached to the circuit 10 so as to protect the circuit 10; the inner side of the wire rod 17 is provided with a grounding wire 14, the bottom of the grounding wire 14 is connected with the ground, and the top end of the grounding wire 14 is connected with a lightning protection circuit 6 and a lightning rod 7, so that a lightning protection effect can be achieved; the piston rod 22 is formed by sleeving two pipe bodies with different pipe diameters, so that a damping effect is achieved; the bottom end of the insulator 11 penetrates through the first connecting plate 1, and the bottom end of the insulator 11 is connected with the first connecting plate 1 through a plurality of bolts, so that the insulator 11 is convenient to replace.

The utility model discloses when using, the electrical components that appear in this application all external intercommunication power and control switch when using, install line 10 through the insulation support 9 at line pole 17 top, then insulator 11 is through insulating fixed cover 5, fixing bolt 18 and connecting plate 20 interconnecting link 10, just can play the effect of lightning protection through lightning protection circuit 6 and lightning rod 7, avoid line 10 to receive the damage, then through discharge line 2, sleeve pipe 3, lightning head 4, first lead wire 12 and second lead wire 15 can improve the effect of lightning protection, reach the effect of line 10 of protection, when can improving the lightning protection effect through two insulators 11, also conveniently change, and through mount 16, spring 21 and piston rod 22 can prevent that line pole 17 from rocking influence stability in strong wind weather.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a lightning protection device for distribution lines which characterized in that: the lightning protection device comprises a wire rod (17), an insulating sleeve (9), a lightning protection circuit (6), a lightning rod (7), a discharge block (13), an insulator (11) and a fixing frame (16), wherein the top of the wire rod (17) is fixedly connected with the insulating sleeve (9), a circuit (10) is arranged inside the insulating sleeve (9), the two ends of the circuit (10) penetrate through the insulating sleeve (9), the top of the insulating sleeve (9) is fixedly connected with a connecting box (8), the lightning protection circuit (6) is arranged inside the connecting box (8), the two ends of the lightning protection circuit (6) penetrate through the connecting box (8), the center of the top of the connecting box (8) is fixedly connected with the lightning rod (7), the two sides of the wire rod (17) are provided with two fixing frames (16), a plurality of piston rods (22) are arranged inside the fixing frames (16), and the two ends of the piston rods (22, the surface of the piston rod (22) is sleeved with a spring (21) in a sleeved mode, the surface of the piston rod (22) is sleeved with a first fixing frame (16) in a fixedly connected mode, the top of the first connecting plate (1) is provided with two insulators (11), the top of the insulators (11) is fixedly connected with an insulating fixing frame (5), the inside of the insulating fixing frame (5) is sleeved with a circuit (10), two ends of the insulating fixing frame (5) are provided with two second connecting plates (20) in a sleeved mode, the two second connecting plates (20) are connected through fixing bolts (18), one end of the first connecting plate (1) is fixedly connected with a discharge block (13), the top of the discharge block (13) is connected with a sleeve (3) through a first lead wire (12), the sleeve (3) is sleeved on the surface of the circuit (10), the top of the sleeve (3) is fixedly connected with a lightning head (4), one end of the first connecting plate (1), the other end of the first connecting plate (1) is fixedly connected with a discharging circuit (2).

2. The lightning protection device for distribution lines of claim 1, wherein: the section of the fixing frame (16) is in a concave shape, and the top end and the bottom end of the fixing frame (16) are connected with wire rods (17) through a plurality of bolts.

3. The lightning protection device for distribution lines of claim 1, wherein: the insulating fixed cover (5) inboard cup joints one deck protection pad (19), protection pad (19) adopt insulating material to constitute, protection pad (19) and circuit (10) closely laminate.

4. The lightning protection device for distribution lines of claim 1, wherein: the lightning protection device is characterized in that an earth wire (14) is arranged on the inner side of the wire rod (17), the bottom of the earth wire (14) is connected with the ground, and the top end of the earth wire (14) is connected with a lightning protection circuit (6) and a lightning rod (7).

5. The lightning protection device for distribution lines of claim 1, wherein: the piston rod (22) is formed by mutually sleeving two pipe bodies with different pipe diameters.

6. The lightning protection device for distribution lines of claim 1, wherein: the bottom end of the insulator (11) penetrates through the first connecting plate (1), and the bottom end of the insulator (11) is connected with the first connecting plate (1) through a plurality of bolts.