CN218414122U - Composite outer sleeve fixed gap metal oxide lightning arrester - Google Patents

Abstract

The utility model discloses a composite outer sleeve fixed gap metal oxide arrester, which comprises an installation bottom plate, wherein the upper side of the installation bottom plate is fixedly connected with an arrester body, the outer wall of the arrester body is provided with a discharging assembly, the outer wall of the arrester body is fixedly connected with a wiring port, the outer wall of the arrester body is fixedly connected with a protective device, the protective device comprises an insulating block, and the insulating block is fixedly connected on the outer wall of the arrester body; the protection sleeve is hinged to the outer wall of the insulation block. This compound overcoat fixed gap metal oxide arrester passes through protector's use, can provide good guard action to being connected of wiring mouth and electric wire, seals the sealed circle of rethread after being connected of wiring mouth and electric wire simultaneously, prevents that moisture from invading to the protection component in, prevents to corrode wiring mouth and electric wire because of the influence of bad weather, has improved the device's life.

Description

Composite outer sleeve fixed gap metal oxide lightning arrester

Technical Field

The utility model relates to an arrester technical field specifically is a compound overcoat fixed gap metal oxide arrester.

Background

The lightning arrester is an electrical apparatus that can release thunder and lightning or can release electric power system operation overvoltage energy concurrently, protection electrician's equipment avoids instantaneous overvoltage harm, can cut off the afterflow again, unlikely system ground connection short circuit that arouses, often be used for outdoor protection to the transformer, the lightning arrester can effectual protection power equipment, in case abnormal voltage appears, the lightning arrester plays the guard action, after the voltage value is normal, the lightning arrester resumes rapidly again to guarantee the normal power supply of system.

At present, the top position of the arrester of present majority is directly exposed outside, lacks the protection on it, is connected the back at the wiring mouth and the electric wire of arrester, seals wiring mouth and electric wire, but because the arrester setting is outdoor, often receives bad weather's influence, can slowly erode wiring mouth and electric wire, influences the life of arrester.

For example, a chinese patent with an issued publication number of CN213424750U discloses a series multiple gap metal oxide arrester, which lacks protection at the top position, and has a problem that the service life of the arrester is affected by the bad weather, and the arrester will slowly corrode a wire connection port and an electric wire.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compound overcoat fixed gap metal oxide arrester can solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a compound overcoat fixed gap metal oxide arrester, comprising a mounting plate, mounting plate's upside fixedly connected with arrester body, be provided with the discharge assembly on the outer wall of arrester body, fixedly connected with wiring mouth on the outer wall of arrester body, fixedly connected with protector on the outer wall of arrester body, protector includes:

the insulating block is fixedly connected to the outer wall of the lightning arrester body;

the protecting sleeve is hinged to the outer wall of the insulating block;

and the protective component is fixedly connected to the outer wall of the protective sleeve.

Preferably, the protection component comprises a first protection half pipe, the first protection half pipe is fixedly connected to the outer wall of the protection sleeve, and a second protection half pipe is fixedly connected to the outer wall of the protection sleeve.

Preferably, the length of the second protection half pipe is shorter than that of the first protection half pipe.

Preferably, the top of the protective sleeve is fixedly connected with a conical cap, and the protective assembly is in threaded connection with the protective sleeve.

Preferably, a sealing ring is fixedly connected to the inner wall of the protective sleeve, a sealing block is fixedly connected to the inner surface of the first protective half pipe, and a groove is formed in the inner surface of the second protective half pipe.

Preferably, the discharge assembly comprises a discharge ball and a discharge rod, and both the discharge ball and the discharge rod are fixedly connected to the outer wall of the arrester body.

Advantageous effects

The utility model provides a compound overcoat fixed gap metal oxide arrester. Comprises the following components

Has the advantages that:

(1) This compound overcoat fixed gap metal oxide arrester passes through protector's use, can provide good guard action to being connected of wiring mouth and electric wire, seals the rethread sealing washer behind being connected of wiring mouth and electric wire simultaneously, prevents that moisture from invading to the protection component in, prevents to corrode wiring mouth and electric wire because of the influence of bad weather, has improved the device's life.

(2) This compound overcoat fixed gap metal oxide arrester passes through protector's use, when the staff need overhaul the top of arrester, can break away from protection half pipe two through rotating the protective sheath, can remove the spacing to protection half pipe two, rotates protection half pipe two again and can open protector with protection half pipe one, and the staff of being convenient for can directly overhaul the top of arrester.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions 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 structures shown in the drawings without creative efforts.

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

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

FIG. 3 is a schematic top sectional view of the protection device of the present invention;

FIG. 4 is a schematic structural view of a first protection tube and a second protection tube of the present invention;

fig. 5 is a schematic view of the structure of the sealing ring of the present invention.

The reference numbers indicate: 1. mounting a bottom plate; 2. a lightning arrester body; 3. a discharge assembly; 4. a wiring port; 5. a guard; 31. a discharge ball; 32. a discharge rod; 51. an insulating block; 52. a protective sleeve; 53. a conical cap; 54. a guard assembly; 55. a protective sleeve; 541. a first protection half pipe; 542. a second protection half pipe; 551. a seal ring; 5411. a sealing block; 5421. and (4) a groove.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions in the present application related to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of technical features indicated are implicitly being indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1-5, the utility model provides a compound overcoat fixed gap metal oxide arrester, including mounting plate 1, be used for carrying on the installation of arrester body 2 fixed, mounting plate 1's upside fixedly connected with arrester body 2, be provided with discharge assembly 3 on the outer wall of arrester body 2, be used for guaranteeing discharge gap power frequency withstand voltage stable, extension arrester life, the security and the reliability of transmission line operation improve, fixedly connected with wiring mouth 4 on the outer wall of arrester body 2, be used for connecting the electric wire, fixedly connected with protector 5 on the outer wall of arrester body 2, be used for providing good guard action to the connection of wiring mouth 4 and electric wire, prevent to wiring mouth 4 and electric wire erosion because of the influence of bad weather, the device's life has been improved, protector 5 includes insulating block 51, and insulating block 51 fixed connection is on the outer wall of arrester body 2, it has lag 52 to articulate on insulating block 51's the outer wall, fixedly connected with protector 54 on lag 52's the outer wall.

The embodiment of the utility model discloses an in order to protect being connected of wiring mouth 4 and electric wire, concretely, protection component 54 is including protection semi-pipe one 541, and protection semi-pipe one 541 fixed connection is on the outer wall of lag 52, and fixedly connected with protects semi-pipe two 542 on the outer wall of lag 52, the length weak point of protection semi-pipe two 542 is in protection semi-pipe one 541's length, fixedly connected with sealing washer 551 on the inner wall of protective sheath 55, the internal surface fixedly connected with seal block 5411 of protection semi-pipe one 541, recess 5421 has been seted up to the internal surface of protection semi-pipe two 542, after protection semi-pipe one 541 splices with protection semi-pipe two 542, seal block 5411 can inject in the recess 5421, realize the sealed of protection semi-pipe one 541 and protection semi-pipe two 542, prevent that moisture from entering into the inside of protection semi-pipe one 541 and protection semi-pipe two 542, rethread protective sheath 55 and protection semi-pipe one 541 and protection semi-pipe two 542 threaded connection, can fix protection semi-pipe two 541 and semi-pipe two, the sealing washer 551 can prevent moisture from entering through the protective sheath 55 and be connected the protective sheath 55 in the gap protection semi-pipe two 542, the effect of protection semi-pipe reaches the protection wire and wire connection mouth and protection wire, the protection wire 551 simultaneously.

It should be noted that, in order to prevent the flying birds from nesting on the protective cover 52, a conical cap 53 is fixedly connected to the top of the protective cover 52, and the further conical cap 53 and the protective cover 52 are equally divided into two parts by the central line for splicing and opening.

Further, in order to be able to be under sleet climate environment, the voltage stability of protection arrester, extension arrester life, and improve the security and the reliability of transmission line operation, specifically, discharge assembly 3 includes discharge ball 31 and discharge rod 32, the equal fixed connection of discharge ball 31 and discharge rod 32 is on the outer wall of arrester body 2, use through discharge ball 31 and discharge rod 32, make discharge electrode oblique angle arrange, effectively avoided traditional outer clearance arrester to form the water column or icicle by the short circuit and cause the serious decline of discharge gap power frequency withstand voltage between the discharge electrode under sleet climate environment.

The utility model discloses in, during the use, the rotation lag 52, make protection semi-pipe 541 splice with protection semi-pipe two 542, in this in-process, sealed piece 5411 can inject in recess 5421, realize protection semi-pipe 541 and the sealed of protection semi-pipe two 542, prevent that moisture from entering into the inside of protection semi-pipe 541 and protection semi-pipe two 542, rotate protective sheath 55 again, make protective sheath 55 and protection semi-pipe one 541 and protection semi-pipe two 542 threaded connection, fix protection semi-pipe one 541 and protection semi-pipe two 542, sealing washer 551 can prevent that moisture from entering into protective sheath 55 through the gap that connecting wire and protective sheath 55 are connected simultaneously, protect being connected of interface 4 and electric wire, when the staff need overhaul arrester body 2's top, through rotating protective sheath 55, make protective sheath 55 break away from protection semi-pipe two 542, can remove the spacing to protection semi-pipe two 542, it can to rotate protection semi-pipe two 542 again and protection semi-pipe 541 and can open protector 5.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the inventive concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (6)

1. The utility model provides a compound overcoat fixed gap metal oxide arrester, includes mounting plate (1), its characterized in that: upside fixedly connected with arrester body (2) of mounting plate (1), be provided with discharge assembly (3) on the outer wall of arrester body (2), fixedly connected with wiring mouth (4) on the outer wall of arrester body (2), fixedly connected with protector (5) on the outer wall of arrester body (2), protector (5) include:

the insulating block (51), the said insulating block (51) is fixedly connected to outer wall of the body (2) of the arrester;

the protective sleeve (52), the protective sleeve (52) is hinged on the outer wall of the insulating block (51);

and the protective component (54) is fixedly connected to the outer wall of the protective sleeve (52).

2. The composite outer cover fixed gap metal oxide arrester as claimed in claim 1, wherein: the protection assembly (54) comprises a first protection half pipe (541), the first protection half pipe (541) is fixedly connected to the outer wall of the protection sleeve (52), and a second protection half pipe (542) is fixedly connected to the outer wall of the protection sleeve (52).

3. The composite outer sleeve fixed gap metal oxide arrester of claim 2, characterized in that: the length of the second protection half pipe (542) is shorter than that of the first protection half pipe (541).

4. The composite outer cover fixed gap metal oxide arrester as claimed in claim 3, wherein: the top of lag (52) fixedly connected with cone cap (53), protection components (54) threaded connection has protective sheath (55).

5. The composite outer sleeve fixed gap metal oxide arrester of claim 4, characterized in that: the inner wall of the protective sleeve (55) is fixedly connected with a sealing ring (551), the inner surface of the first protective half pipe (541) is fixedly connected with a sealing block (5411), and the inner surface of the second protective half pipe (542) is provided with a groove (5421).

6. The composite outer sleeve fixed gap metal oxide arrester of claim 1, characterized in that: the discharging assembly (3) comprises a discharging ball (31) and a discharging rod (32), and the discharging ball (31) and the discharging rod (32) are both fixedly connected to the outer wall of the lightning arrester body (2).

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