CN106058784A

CN106058784A - Lightning arrester installation pedestal

Info

Publication number: CN106058784A
Application number: CN201610648104.2A
Authority: CN
Inventors: 曲家兴; 朱帅; 刘学勇
Original assignee: DANDONG POWER EQUIPMENT FACTORY
Current assignee: Liaoning Dongda Power Technology Co., Ltd.
Priority date: 2016-08-09
Filing date: 2016-08-09
Publication date: 2016-10-26
Anticipated expiration: 2036-08-09
Also published as: CN106058784B

Abstract

The invention discloses a lightning arrester installation pedestal. An upper support body and a lower support body are fixed to an upper end and a lower end of a high strength support insulator respectively. An arc touch finger is fixed to a wiring bending plate. The wiring bending plate is fixed to the upper support body. A tail end of the lower support body is provided with a half-moon shaft body. An upper contact head of a lightning arrester is embedded into the arc touch finger. A lower contact head of the lightning arrester is embedded into the half-moon shaft body. The half-moon shaft body comprises a connection arm, a picking and hanging hook, a compressed spring and a spring sheet. A distance between the spring sheet and the arc touch finger is 3-10mm greater than a length of a lightning arrester body. One end of the connection arm is fixed to the lower support body and the other end is provided with the picking and hanging hook. The spring sheet is embedded into the picking and hanging hook. The compressed spring is arranged between the spring sheet and the picking and hanging hook. The lower contact head of the lightning arrester abuts against the spring sheet. By using the pedestal of the invention, technical problems of manpower wastes and a potential safety hazard of work, such as installation, replacing, dismounting and the like, are solved; and operation cost is reduced and safety of operation personnel is guaranteed.

Description

Pedestal installed by spark gap

Technical field

The present invention relates to field of electrical equipment, a kind of spark gap pedestal.

Background technology

Along with the covering of current electric power networks is increasingly wider and the upgrading of rural power grids since " 13 ", the demand to spark gap Measure the most increasing, and owing to arrester replacing is more frequent, during installation, replacement and removal, need upper boom to enter Row operation, expends great human and material resources, and work high above the ground all contains certain potential safety hazard.

Summary of the invention

For solving above-mentioned technical problem, it is an object of the invention to provide the installation pedestal of a kind of spark gap, this pedestal passes through After once mounting, the operation such as follow-up installation, replacement and removal is changed without repeating upper boom.Concrete technical scheme is as follows:

Pedestal installed by spark gap, including high intensity supports insulative 1, upper supporter 2, lower support 3, wiring bent plate 4, plucks Hook 5, combination contact flat spring 6, arc fingertip 7, spark gap upper contact head 8, first quarter moon axis body 9；Described upper supporter 2, lower support 3 It is separately fixed at the two ends up and down of high intensity supports insulative 1；Arc fingertip 7 is fixed on wiring bent plate 4；Wiring bent plate 4 is fixed At upper supporter 2；The end of lower support 3 arranges first quarter moon axis body 9, and spark gap upper contact head 8 embeds in arc fingertip 7, spark gap Lower contact 13 embeds in first quarter moon axis body 9；Described first quarter moon axis body 9 includes linking arm 31, dislodging hook 10, stage clip 11, shell fragment 12, described Distance between shell fragment 12 and arc fingertip 7 is more than the 3-10mm of lightning arrester body length；Linking arm 31 one end is solid with lower support 3 Fixed, other end arranges dislodging hook 10；Dislodging hook 10 is embedded in shell fragment 12, arranges stage clip 11 between shell fragment 12 and dislodging hook 10；Keep away Under thunder device, contact 13 abuts with shell fragment 12.

Another form of described first quarter moon axis body 9 includes the contact spring being fixed on linking arm 31 lower end by bolt 18 15, under spark gap, contact 13 includes that two contact arms 17, described contact arm 17 are connect with dislodging hook 10 axle by rotating shaft 16；Described connect Touch reed 15 to embed between described contact arm 17, and, the both sides of contact spring 15 abut with contact arm 17.

Linking arm 31 and lower support 3 are same parts, along its length with multiple bolts and high intensity supports insulative 1 Lower end fix.

Arc fingertip 7 includes that arcuate groove 71 and a horn mouth 72, spark gap upper contact head 8 are embedded in after horn mouth 72 In described arcuate groove 71.

Arc fingertip 7 lower end arranges inclined-plane 73.

The invention have the characteristics that:

1. high intensity supports insulative installing pedestal is designed with integrated casting, and adds new material carbon in the material Fiber and resin, on the basis of not only increasing its insulating properties, significantly increase the intensity of insulator.Pedestal is installed simultaneously Upper and lower supporter uses high intensity with the stainless steel of antifouling paint, makes pedestal entirety can bear high intensity and clashes into and dislike Bad environmental condition, strengthens its service life, and can avoid light pollution.

2. the arc fingertip installing pedestal uses tin bronze, not only has good conduction, and possesses excellent Elastic, it is ensured that spark gap contact can be carried out deciliter smoothly；Unique cambered design ensure spark gap contact after Guan Bi, There is effect of self-locking, ensure that close contact reliably simultaneously；Fingertip outer end extends and extends out formula guiding simultaneously, can make to take shelter from the thunder Device is when Guan Bi, it is possible to snap in smoothly in fingertip.

3. the combination contact flat spring installing pedestal is made up of, when closing of spark gap high-tension stage clip and the contact of special material After conjunction, the lower connection bolt of spark gap snaps in contact and contact is formed pressure, and contact is under the effect of stage clip, it is ensured that contact Contact with the reliability of bolt.

4, the first quarter moon axis body of mounting frame uses special structure design, it is ensured that axis body is being linked into the dislodging hook of half opening After, can effectively rotate and under the effect of stage clip, it is impossible to detach dislodging hook, it is ensured that the security reliability that spark gap is seted out.

To sum up, the present invention solve spark gap installation, change, the manpower waste of the operation such as dismounting and potential safety hazard this Technical barrier, reduces operating cost and ensure that the safety of operator.

Accompanying drawing explanation

Fig. 1 is the structural representation of the present invention；

Fig. 2 is arc contact finger structure schematic diagram；

Fig. 3 is first quarter moon axis structure schematic diagram；

Fig. 4 is the first quarter moon axis structure schematic diagram of another form.

Detailed description of the invention

Illustrating the present invention below in conjunction with the accompanying drawings, as shown in Figure 1-Figure 3, pedestal installed by spark gap, props up including high intensity Support insulator 1, upper supporter 2, lower support 3, wiring bent plate 4, dislodging hook 5, combination contact flat spring 6, arc fingertip 7, take shelter from the thunder Device upper contact head 8, first quarter moon axis body 9；Described upper supporter 2, lower support 3 are separately fixed at the upper and lower of high intensity supports insulative 1 Two ends；Arc fingertip 7 is fixed on wiring bent plate 4；Wiring bent plate 4 is fixed on supporter 2；The end of lower support 3 arranges half Month axis body 9, spark gap upper contact head 8 embeds in arc fingertip 7, during under spark gap, contact 13 embeds first quarter moon axis body 9；Described first quarter moon axle Body 9 includes linking arm 31, dislodging hook 10, stage clip 11, shell fragment 12, and the distance between described shell fragment 12 and arc fingertip 7 is more than lightning-arrest The 3-10mm of device body length；Linking arm 31 one end is fixed with lower support 3, and other end arranges dislodging hook 10；Dislodging hook 10 It is embedded in shell fragment 12, stage clip 11 is set between shell fragment 12 and dislodging hook 10；Under spark gap, contact 13 abuts with shell fragment 12.

Another form of described first quarter moon axis body 9 as shown in Figure 4, is fixed on linking arm 31 lower end including by bolt 18 Contact spring 15, under spark gap, contact 13 includes two contact arms 17, and described contact arm 17 is by rotating shaft 16 and dislodging hook 10 axle Connect；Described contact spring 15 embeds between described contact arm 17, and, the both sides of contact spring 15 abut with contact arm 17.

Arc fingertip 7 lower end arranges inclined-plane 73.

The using method of the present invention is: when spark gap changed by needs, pulls downward on dislodging hook, spark gap and half with long ditch Moon axis body disengaging, falls down under gravity；During installation, with long ditch, contact under spark gap first embedded first quarter moon axis body, then will Spark gap upper contact head pushes arc fingertip to, owing to linking arm 31 or lower support 3 are to have the most elastic metal, and shell fragment 12 And distance L between arc fingertip 7 is more than the 3-10mm of lightning arrester body length M, and this distance can be according to different spark gap models It is adjusted；Arc fingertip 7 lower end arranges inclined-plane 73.The most not only ensure that spark gap upper contact head slips into arc fingertip smoothly In, it is ensured that the contact rigid contact up and down of spark gap.

Claims

1. pedestal installed by spark gap, it is characterised in that: include high intensity supports insulative son (1), upper supporter (2), lower support (3), wiring bent plate (4), dislodging hook (5), combination contact flat spring (6), arc fingertip (7), spark gap upper contact head (8), first quarter moon axle Body (9)；Described upper supporter (2), lower support (3) are separately fixed at the two ends up and down of high intensity supports insulative (1)；Arc Fingertip (7) is fixed on wiring bent plate (4)；Wiring bent plate (4) is fixed on supporter (2)；The end of lower support (3) arranges half Moon axis body (9), spark gap upper contact head (8) embeds in arc fingertip (7), during under spark gap, contact (13) embeds first quarter moon axis body (9).

Pedestal installed by spark gap the most according to claim 1, it is characterised in that: described first quarter moon axis body (9) includes linking arm (31), dislodging hook (10), stage clip (11), shell fragment (12), the distance between described shell fragment (12) and arc fingertip (7) be more than spark gap The 3-10mm of body length；Linking arm (31) one end is fixed with lower support (3), and other end arranges dislodging hook (10)；Set out Hook (10) is embedded in shell fragment (12), arranges stage clip (11) between shell fragment (12) and dislodging hook (10)；Contact (13) and bullet under spark gap Sheet (12) abuts.

Pedestal installed by spark gap the most according to claim 1, it is characterised in that: described first quarter moon axis body (9) includes by bolt (18) being fixed on the contact spring (15) of linking arm (31) lower end, under spark gap, contact (13) includes two contact arms (17), institute State contact arm (17) to be connect with dislodging hook (10) axle by rotating shaft (16)；Described contact spring (15) embeds described contact arm (17) Between, and, the both sides of contact spring (15) abut with contact arm (17).

Pedestal installed by spark gap the most according to claim 2, it is characterised in that: linking arm (31) with lower support (3) is Same parts, fix with the lower end of multiple bolts with high intensity supports insulative (1) along its length.

Pedestal installed by spark gap the most according to claim 1, it is characterised in that: arc fingertip (7) includes an arcuate groove (71) and a horn mouth (72), spark gap upper contact head (8) is embedded in described arcuate groove (71) after horn mouth (72).

Pedestal installed by spark gap the most according to claim 1, it is characterised in that: arc fingertip (7) lower end arranges inclined-plane (73)。