CN219997977U - Composite zinc oxide lightning arrester - Google Patents

Abstract

The utility model discloses a composite zinc oxide arrester, which comprises a base, wherein a bearing plate is movably arranged at the upper end of the base, a supporting cylinder is fixedly arranged at the upper end of the bearing plate, an assembly is installed in the supporting cylinder, an arrester body is clamped on the assembly, and an anti-seismic assembly is arranged between the base and the bearing plate. According to the utility model, through the matching of the adjusting screw, the outer clamping plate, the inner clamping plate, the limiting rod and the third spring, the lightning arrester body with different sizes can be clamped and fixed, so that the traditional bolt fixed mounting mechanism is replaced, the mounting and dismounting of the lightning arrester body are more convenient and simple, the mounting efficiency is further improved, and through the matching effect among the fixed sleeve, the connecting rod, the first spring, the sliding groove, the sliding rod, the sliding block, the movable rod and the second spring, the lightning arrester body can be well subjected to shockproof treatment, so that the lightning arrester body is effectively prevented from being damaged under the action of external force, and the service life of the lightning arrester body is further prolonged.

Description

Composite zinc oxide lightning arrester

Technical Field

The utility model relates to the technical field of lightning arresters, in particular to a composite zinc oxide lightning arrester.

Background

Zinc oxide arresters are arresters with good protective properties. By utilizing the good nonlinear volt-ampere characteristic of zinc oxide, the current flowing through the lightning arrester is extremely small under normal working voltage, when overvoltage acts, the resistance is rapidly reduced, and the energy of the overvoltage is discharged, so that the protection effect is achieved. The difference between the lightning arrester and the traditional lightning arrester is that the lightning arrester has no discharge gap, and the nonlinear characteristic of zinc oxide is utilized to play a role in current leakage and disconnection.

The existing composite zinc oxide arrester is mainly installed and fixed through bolts when being installed, but the general installation position of the arrester is higher, and a large burden is caused for workers in high-altitude operation, so that the problem of difficult installation is caused, meanwhile, the arrester is inconvenient to maintain and replace, the practicability is poor, and the arrester is lack of an anti-seismic buffer assembly for protection, so that the arrester is easy to damage, and the requirement of a user cannot be met. For this purpose, a corresponding technical solution needs to be designed to solve.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a composite zinc oxide lightning arrester, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the composite zinc oxide lightning arrester comprises a base, wherein a bearing plate is movably arranged at the upper end of the base, a supporting cylinder is fixedly arranged at the upper end of the bearing plate, a component is installed in the supporting cylinder, a lightning arrester body is clamped on the installation component, and an anti-seismic component is arranged between the base and the bearing plate;

the mounting assembly comprises two symmetrically arranged outer clamping plates arranged in the supporting cylinder, adjusting screws are arranged on the outer side walls of the two outer clamping plates, limiting rods are symmetrically arranged on the two outer clamping plates, one end of each limiting rod penetrates through the outer clamping plates and is fixedly connected with an inner clamping plate, and a third spring is sleeved on each limiting rod;

the anti-seismic assembly comprises a sliding groove formed in the upper end face of a base, a sliding rod is fixedly arranged in the sliding groove, two sliding blocks are symmetrically arranged on the sliding rod, a second spring is sleeved at the upper end and the lower end of the sliding rod, a movable rod is arranged on the sliding block, the other end of the movable rod is movably connected with a bearing plate, fixing sleeves are arranged on the two sides of the sliding groove on the upper end face of the base, a first spring is arranged in each fixing sleeve, a connecting rod is arranged on each fixing sleeve, and the other end of each connecting rod is fixed on the bearing plate.

Preferably, the surface of the supporting cylinder is provided with a threaded hole, and the aperture of the threaded hole is consistent with the diameter of the adjusting screw rod.

Preferably, a cavity is formed in the fixing sleeve, a limiting block is arranged in the cavity and located at the upper end of the first spring, and the upper end of the limiting block is fixedly connected with the connecting rod.

Preferably, a protection pad is laid on the surface of the inner side wall of the inner clamping plate, and the protection pad is made of rubber.

(III) beneficial effects

The utility model discloses compound zinc oxide arrester, through the cooperation of adjusting screw that sets up, the external splint, the internal splint, gag lever post and third spring, can realize pressing from both sides tightly fixedly to the arrester body of equidimension, thereby replaced traditional bolt fixed mounting mechanism, make the installation dismantlement to the arrester body more convenient simple, and then improve installation effectiveness, the cooperation effect between fixed sleeve through setting up, the connecting rod, first spring, the spout, the slide bar, the slider, movable rod and the second spring, can carry out fine shockproof processing to the arrester body, thereby effectually avoid the arrester body to damage under the exogenic action, and then the life of extension arrester body.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the composite zinc oxide arrester of the present utility model;

FIG. 2 is a schematic view of the structure of the support fixing assembly according to the present utility model;

FIG. 3 is a schematic view of the shock absorbing assembly of the present utility model;

fig. 4 is a schematic view of the structure of the outer and inner splints of the present utility model.

In the figure: the lightning arrester comprises a base, a 2-bearing plate, a 3-supporting cylinder, a 4-lightning arrester body, a 5-fixing sleeve, a 6-connecting rod, a 7-threaded hole, an 8-adjusting screw, a 9-outer clamping plate, a 10-cavity, an 11-limiting block, a 12-first spring, a 13-sliding groove, a 14-sliding rod, a 15-sliding block, a 16-second spring, a 17-movable rod, an 18-inner clamping plate, a 19-limiting rod, a 20-third spring and a 21-protection pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a composite zinc oxide arrester comprising: the lightning arrester comprises a base 1, wherein a bearing plate 2 is movably arranged at the upper end of the base 1, a supporting cylinder 3 is fixedly arranged at the upper end of the bearing plate 2, a component is installed in the supporting cylinder 3, a lightning arrester body 4 is clamped on the installation component, and an anti-seismic component is arranged between the base 1 and the bearing plate 2;

the mounting assembly comprises two symmetrically arranged outer clamping plates 9 arranged in the supporting cylinder 3, adjusting screws 8 are arranged on the outer side walls of the two outer clamping plates 9, limiting rods 19 are symmetrically arranged on the two outer clamping plates 9, one end of each limiting rod 19 penetrates through the outer clamping plate 9 and is fixedly connected with an inner clamping plate 18, and a third spring 20 is sleeved on each limiting rod 19;

the anti-seismic assembly comprises a sliding groove 13 formed in the upper end face of a base 1, a sliding rod 14 is fixedly arranged in the sliding groove 13, two sliding blocks 15 are symmetrically arranged on the sliding rod 14, a second spring 16 is sleeved at the upper end and the lower end of the sliding rod 14, a movable rod 17 is arranged on the sliding block 15, the other end of the movable rod 17 is movably connected with a bearing plate 2, the upper end face of the base 1 is located on two sides of the sliding groove 13 and is provided with a fixed sleeve 5, a first spring 12 is arranged in the fixed sleeve 5, a connecting rod 6 is arranged on the fixed sleeve 5, and the other end of the connecting rod 6 is fixed on the bearing plate 2.

Further improved, as shown in fig. 2: screw hole 7 has been seted up on support section of thick bamboo 3 surface, and the aperture of screw hole 7 is unanimous with adjusting screw 8's diameter size, through screw hole 7, and adjusting screw 8 of being convenient for runs through support section of thick bamboo 3 and outer splint 9 fixed connection to be convenient for adjust the distance between two outer splint 9 through adjusting screw 8, thereby press from both sides tightly fixedly to not unidimensional arrester body 4.

Further improved, as shown in fig. 3: the cavity 10 has been seted up in the fixed sleeve 5, is equipped with stopper 11 in the cavity 10, and stopper 11 is located first spring 12 upper end, stopper 11 upper end and connecting rod 6 fixed connection through setting up first spring 12 to can play buffering shock attenuation's effect.

Further improved, as shown in fig. 4: the protection pad 21 is laid on the inner side wall surface of the inner clamping plate 18, the protection pad 21 is made of rubber, and the lightning arrester body 4 can be prevented from being clamped by the protection pad 21.

Working principle: when the lightning arrester body 4 is used, the distance between the two outer clamping plates 9 is adjusted through the adjusting screw 8, so that the lightning arrester body 4 with different sizes can be clamped and fixed, a traditional bolt fixed mounting mechanism is replaced, the mounting and dismounting of the lightning arrester body 4 are more convenient and simple, the mounting efficiency is further improved, and the lightning arrester body 4 can be well subjected to vibration-proof treatment through the matching effect among the fixed sleeve 5, the connecting rod 6, the first spring 12, the sliding groove 13, the sliding rod 14, the sliding block 15, the movable rod 17 and the second spring 16, so that the lightning arrester body 4 is effectively prevented from being damaged under the action of external force, and the service life of the lightning arrester body 4 is further prolonged.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the embodiments of the disclosure may be suitably combined to form other embodiments as will be understood by those skilled in the art.

Claims (4)

1. A composite zinc oxide arrester is characterized in that: the anti-vibration device comprises a base (1), wherein a bearing plate (2) is movably arranged at the upper end of the base (1), a supporting cylinder (3) is fixedly arranged at the upper end of the bearing plate (2), an assembly is installed in the supporting cylinder (3), a lightning arrester body (4) is clamped on the installation assembly, and an anti-vibration assembly is arranged between the base (1) and the bearing plate (2);

the mounting assembly comprises two symmetrically arranged outer clamping plates (9) arranged in the supporting cylinder (3), adjusting screws (8) are arranged on the outer side walls of the two outer clamping plates (9), limiting rods (19) are symmetrically arranged on the two outer clamping plates (9), one end of each limiting rod (19) penetrates through each outer clamping plate (9) and is fixedly connected with an inner clamping plate (18), and a third spring (20) is sleeved on each limiting rod (19);

the anti-seismic assembly comprises a sliding groove (13) formed in the upper end face of the base (1), sliding rods (14) are fixedly arranged in the sliding groove (13), two sliding blocks (15) are symmetrically arranged on the sliding rods (14), second springs (16) are sleeved at the upper end and the lower end of each sliding rod (14), movable rods (17) are arranged on the sliding blocks (15), the other ends of the movable rods (17) are movably connected with the bearing plates (2), fixing sleeves (5) are respectively arranged on the two sides of the upper end face of the base (1) and are respectively provided with a first spring (12), connecting rods (6) are arranged on the fixing sleeves (5), and the other ends of the connecting rods (6) are fixedly arranged on the bearing plates (2).

2. A composite zinc oxide arrester according to claim 1, characterized in that: screw holes (7) are formed in the surface of the supporting cylinder (3), and the diameters of the screw holes (7) are consistent with the diameters of the adjusting screws (8).

3. A composite zinc oxide arrester according to claim 1, characterized in that: the fixing sleeve (5) is internally provided with a cavity (10), the cavity (10) is internally provided with a limiting block (11), the limiting block (11) is positioned at the upper end of the first spring (12), and the upper end of the limiting block (11) is fixedly connected with the connecting rod (6).

4. A composite zinc oxide arrester according to claim 1, characterized in that: the inner clamping plate (18) is characterized in that a protective pad (21) is paved on the surface of the inner side wall of the inner clamping plate, and the protective pad (21) is made of rubber.