CN215419530U

CN215419530U - Support frame for zinc oxide arrester

Info

Publication number: CN215419530U
Application number: CN202121094274.3U
Authority: CN
Inventors: 胡攀
Original assignee: Jiangxi Changtai Electric Co Ltd
Current assignee: Jiangxi Changtai Electric Co Ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-01-04
Anticipated expiration: 2031-05-21

Abstract

The utility model relates to a support frame for a zinc oxide lightning arrester, which belongs to the technical field of lightning arresters and comprises a straight rod part, a fan-shaped part and an installation part which are integrally connected, wherein the straight rod part is positioned between the fan-shaped part and the installation part; compared with the prior art, the lightning arrester main body is rotated by adjusting the position of the bolt in the arc-shaped hole, the horizontal angle of the lightning arrester main body is controlled, wiring and wiring are convenient, and meanwhile, the bottom end of the supporting frame is supported by the right-angle piece, so that the whole supporting frame is more stable.

Description

Support frame for zinc oxide arrester

Technical Field

The utility model belongs to the technical field of lightning arresters, and particularly relates to a support frame for a zinc oxide lightning arrester.

Background

The zinc oxide lightning arrester has good protection performance, and the current flowing through the lightning arrester is extremely small under normal working voltage by utilizing the good nonlinear volt-ampere characteristic of the zinc oxide; when overvoltage acts, the resistance drops sharply, and the energy of the overvoltage is discharged, so that the protection effect is achieved. The lightning arrester is usually connected between the grid conductor and the earth, but sometimes also beside the electrical winding or between the conductors. During the installation, the arrester generally is that both ends correspond connection electric wire netting wire and ground wire, and electric wire netting wire and ground wire need be connected to the tip of arrester, can lead to connecting inconveniently because of distance and connection angle's limitation, and traditional arrester generally all is the snap-on the mount, carries out the wire connection again, and installation and connected mode like this cause the problem that the wiring is inconvenient and installation angle is fixed can't be adjusted easily. Therefore, a support frame for a zinc oxide lightning arrester is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a support frame for a zinc oxide lightning arrester, which aims to solve the problems in the background technology.

The utility model realizes the purpose through the following technical scheme:

the utility model provides a support frame for zinc oxide arrester, includes straight pole portion, fan-shaped portion and installation department of an organic whole connection, straight pole portion is located between fan-shaped portion and the installation department, straight pole portion is connected on the arc limit of fan-shaped portion, arc limit border position department is equipped with the arc hole on the fan-shaped portion, it is equipped with first mounting hole to be close to border position department on the fan-shaped portion, the surface in straight pole portion is equipped with the full skirt, be equipped with the arrester hole on the installation department, the below in arc hole is equipped with right angle spare, and right angle spare passes through the bolt and fixes with the arc hole in straight pole portion.

As a further optimization scheme of the utility model, the radian range of the arc-shaped hole is 15-60 degrees, the inner wall of the arc-shaped hole is carved with twill, two ends of the inner side of the arc-shaped hole are arc surfaces, and half of threads are carved on the arc surfaces.

As a further optimization scheme of the utility model, the fan-shaped part is provided with a second mounting hole, the second mounting hole is positioned between the first mounting hole and the arc-shaped hole, and the midpoints of the second mounting hole, the first mounting hole and the arc-shaped hole are positioned on a symmetry line of the support frame.

As a further optimization scheme of the utility model, the umbrella skirt comprises a straight umbrella edge and a bent umbrella edge which are the same in height so as to increase the creepage distance, the bent umbrella edge is positioned at a position close to the installation part, and the straight umbrella edge is positioned at a position close to the arc-shaped hole.

As a further optimization scheme of the utility model, the right-angle piece comprises a horizontal section and a vertical section which are integrally connected, the front end of the horizontal section is in a sector shape, the horizontal section is provided with a group of second fixing holes, and the vertical section is provided with two groups of first fixing holes.

As a further optimization scheme of the utility model, a plurality of groups of built-in grooves are arranged on the periphery of the inner wall of the lightning arrester hole, pressing plates are arranged in the built-in grooves through springs, and the radian of each pressing plate is matched with that of the inner wall of the lightning arrester hole.

The utility model has the beneficial effects that: when the installation, at first pass first mounting hole and arc hole through the bolt with the support frame whole roughly fix on the supporting plane, then install the arrester into the arrester hole, thereby realize rotating the arrester main part through adjusting bolt in the position in arc hole, the horizontal angle of control arrester main part, then at the bolt of fastening two positions, conveniently lay wire and wiring, play the supporting role to the bottom of support frame through right-angle component simultaneously, make whole support frame more stable.

Drawings

Fig. 1 is a schematic top view of a support frame for a zinc oxide arrester according to the present invention;

fig. 2 is a schematic side view of the support frame for a zinc oxide arrester according to the present invention;

FIG. 3 is a schematic top view of a right-angle member of the support frame for a zinc oxide arrester according to the present invention;

fig. 4 is a schematic view of the arrester hole position structure of the support frame for a zinc oxide arrester according to the present invention.

In the figure: 1. a straight rod part; 2. a fan-shaped portion; 3. an installation part; 4. a lightning arrester hole; 5. an umbrella skirt; 51. straight umbrella edge; 52. bending the umbrella edge; 6. an arc-shaped hole; 7. a second mounting hole; 8. a first mounting hole; 9. a right angle member; 91. a horizontal segment; 92. a vertical section; 93. a first fixing hole; 94. a second fixing hole; 10. a built-in groove; 11. a spring; 12. and (7) pressing a plate.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, the support frame for a zinc oxide arrester of this embodiment includes a straight rod portion 1, a fan-shaped portion 2 and a mounting portion 3 which are integrally connected, the straight rod portion 1, the fan-shaped portion 2 and the mounting portion 3 all adopt inner cores formed by pressing glass fiber and epoxy resin, a silicone rubber layer is disposed on the outer surface of the inner core, the straight rod portion 1 is located between the fan-shaped portion 2 and the mounting portion 3, an arc edge of the fan-shaped portion 2 is connected to the straight rod portion 1, an arc hole 6 is disposed at an edge position of the arc edge of the fan-shaped portion 2, a first mounting hole 8 is disposed at a position close to the edge position of the fan-shaped portion 2, an umbrella skirt 5 is disposed on the outer surface of the straight rod portion 1, an arrester hole 4 is disposed on the mounting portion 3, a right angle member 9 is disposed below the arc hole 6, the right angle member 9 is fixed with the arc hole 6 of the straight rod portion 1 by a bolt, when mounting is carried out, the bolt passes through the first mounting hole 8 to roughly fix the support frame on a support plane, then install the arrester into arrester hole 4, then pass through bolt fastening in arc hole 6 below through right-angle part 9, the other end of right-angle part 9 is fixed on vertical holding surface, also can fix right-angle part 9 on vertical holding surface earlier, then according to the hole position on arc hole 6 and the right-angle part 9, it is fixed to pass first mounting hole 8 with the bolt, after placing the arrester, according to the wiring position, use first mounting hole 8 as the centre of a circle, during the integral rotation, the bolt on the arc hole 6 can remove thereupon, after confirming the position, screw up the bolt on first mounting hole 8 and the arc hole 6.

The radian range of the arc-shaped hole 6 is 15-60 degrees, and inclined lines are carved on the inner wall of the arc-shaped hole 6 and are embedded with bolts, so that the bolt connection is more firm.

Be equipped with second mounting hole 7 on the fan-shaped portion 2, play supplementary fixed effect, under the circumstances that the holding surface allows, can pass through the bolt fastening on second mounting hole 7 and holding surface, second mounting hole 7 is located between first mounting hole 8 and arc hole 6, and the mid point of second mounting hole 7, first mounting hole 8 and arc hole 6 all is located the symmetry line of support frame for fixed stability between the three is higher.

The umbrella skirt 5 comprises a straight umbrella edge 51 and a bent umbrella edge 52 which are the same in height, the bent umbrella edge 52 is located at a position close to the installation part 3, and the straight umbrella edge 51 is located at a position close to the arc-shaped hole 6 and used for increasing creepage distance.

As shown in fig. 2-3, the right-angle component 9 includes a horizontal section 91 and a vertical section 92 that are integrally connected, the front end of the horizontal section 91 is fan-shaped, when the straight rod portion 1 of the supporting frame rotates, the horizontal section 91 of the right-angle component 9 still has a certain contact surface with the straight rod portion 1, which can play a supporting role, the horizontal section 91 is provided with a set of second fixing holes 94 that coincide with the arc-shaped holes 6, and the vertical section 92 is provided with two sets of first fixing holes 93 that are fixed on the vertical surface.

As shown in fig. 4, the inner wall of the arrester hole 4 is provided with a plurality of groups of built-in grooves 10 all around, and the built-in grooves 10 are internally provided with pressing plates 12 through springs 11, the radian of the pressing plates 12 is matched with the inner wall of the arrester hole 4, when the arrester is inserted into the arrester hole 4, the pressing plates 12 extrude the arrester, and the effect of preliminary fixation can be achieved.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a support frame for zinc oxide arrester, its characterized in that, straight pole portion (1), fan-shaped portion (2) and installation department (3) including a body coupling, straight pole portion (1) is located between fan-shaped portion (2) and installation department (3), straight pole portion (1) is connected on the arc limit of fan-shaped portion (2), arc limit border position department is equipped with arc hole (6) on fan-shaped portion (2), it is equipped with first mounting hole (8) to be close to border position department on fan-shaped portion (2), the surface of straight pole portion (1) is equipped with full skirt (5), be equipped with arrester hole (4) on installation department (3), the below of arc hole (6) is equipped with right angle spare (9), and right angle spare (9) are fixed through arc hole (6) of bolt and straight pole portion (1).

2. The supporting frame for the zinc oxide lightning arrester according to claim 1, characterized in that the radian range of the arc-shaped hole (6) is 15-60 degrees, and the inner wall of the arc-shaped hole (6) is carved with twill.

3. The supporting frame for the zinc oxide lightning arrester according to claim 1, characterized in that the fan-shaped part (2) is provided with a second mounting hole (7), the second mounting hole (7) is located between the first mounting hole (8) and the arc-shaped hole (6), and the midpoints of the second mounting hole (7), the first mounting hole (8) and the arc-shaped hole (6) are all located on the symmetry line of the supporting frame.

4. The supporting frame for the zinc oxide lightning arrester according to claim 1, characterized in that the umbrella skirt (5) comprises a straight umbrella edge (51) and a bent umbrella edge (52) with the same height, the bent umbrella edge (52) is positioned near the mounting portion (3), and the straight umbrella edge (51) is positioned near the arc-shaped hole (6).

5. The supporting frame for the zinc oxide arrester as claimed in claim 1, wherein the right-angle member (9) comprises a horizontal section (91) and a vertical section (92) which are integrally connected, the front end of the horizontal section (91) is fan-shaped, a group of second fixing holes (94) is arranged on the horizontal section (91), and two groups of first fixing holes (93) are arranged on the vertical section (92).

6. The supporting frame for the zinc oxide arrester according to claim 1, wherein a plurality of groups of built-in grooves (10) are arranged around the inner wall of the arrester hole (4), a pressing plate (12) is arranged inside the built-in grooves (10) through springs (11), and the radian of the pressing plate (12) is matched with the inner wall of the arrester hole (4).