CN215835119U

CN215835119U - Multi-stage series capacitor type lightning stroke flashover protector with protection mechanism

Info

Publication number: CN215835119U
Application number: CN202121742355.XU
Authority: CN
Inventors: 杜会俏
Original assignee: Wuhan Haicubic Electric Technology Co ltd
Current assignee: Wuhan Haicubic Electric Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-02-15
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a multi-stage series capacitor type lightning stroke flashover protector with a protection mechanism, which comprises a support, wherein a flashover protector body is arranged at the bottom end of the support, discharge rods are arranged on two sides of the flashover protector body, discharge balls are arranged on the sides, away from each other, of the discharge rods, a sealing ring is sleeved on the flashover protector body, the protection mechanism is arranged on two sides of the flashover protector body, the protection mechanism comprises a rainproof protection cover, and a connecting groove is arranged on the side, close to each other, of the rainproof protection cover. The beneficial effects are that: can symmetry discharge ball and discharge rod carry out the rainwater protection through setting up rain-proof safety cover, avoid discharge ball and discharge rod to form the route, effectual improvement flashover protector's job stabilization nature sets up the separation blade that has the rubber band simultaneously, according to the size of rainfall, can control the vertical distance that moves down of separation blade to avoid heavy rainfall and discharge ball and discharge rod to contact, improve the security of discharge ball and discharge rod greatly.

Description

Multi-stage series capacitor type lightning stroke flashover protector with protection mechanism

Technical Field

The utility model relates to the technical field of power equipment, in particular to a multi-stage series capacitor type lightning stroke flashover protector with a protection mechanism.

Background

Along with the rapid development of national economy, the mileage, the line density and the line coverage area of the power network are increasingly large and wider, and the distribution network transmission line is also rapidly accelerated. The weather changes violently, and strong convection thunderstorm weather frequently takes place, and especially ground resistance rate is high and the district climate in storehouse all produces thundercloud thunderstorm district's strong convection weather easily, brings more unstable factors for the electric wire netting operation, brings more pressure for electric power system maintenance, and the power supply reliability brings more challenges.

The arrester is a common and effectual lightning protection measure, thunderbolt flashover protector is common arrester, when thunderstorm weather, the protection exposes in the transportation electric wire in the field, avoid the transportation electric wire to suffer the thunderbolt or the response overvoltage that the thunderbolt produced arouses can lead to the tripping operation when two-phase or three-phase flashover simultaneously, but its discharge rod of current thunderbolt flashover protector and discharge ball all are in open-air state, when heavy rainfall, two sets of discharge rods and discharge ball form the route, lead to thunderbolt flashover protector can not normally take shelter from the thunder, can not protect the circuit.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multi-stage series capacitor type lightning stroke flashover protector with a protection mechanism, aiming at solving the technical problems in the prior art.

Therefore, the utility model adopts the following specific technical scheme:

the utility model provides a multistage series capacitor type thunderbolt flashover protector with protection mechanism, includes the support, the bottom of support is equipped with flashover protector body, the both sides of flashover protector body all are equipped with the discharge rod, one side that the discharge rod was kept away from each other all is equipped with the ball that discharges, flashover protector body cover is equipped with the sealing washer, the both sides of flashover protector body all are equipped with protection mechanism, protection mechanism includes rain-proof safety cover, one side that rain-proof safety cover is close to each other is equipped with the spread groove, the bottom of rain-proof safety cover is equipped with the spacing groove, the both sides inner wall of spacing groove all is equipped with the spout, be equipped with rather than assorted slider in the spout, the bottom of slider is equipped with the connection piece, bottom one side separation blade of connection piece, the top of slider be equipped with the rubber band that rain-proof safety cover is connected.

Preferably, the top of rain-proof safety cover is equipped with flexible coupling mechanism, flexible coupling mechanism's top is equipped with spacing slider, the bottom of support is equipped with the spacing spout that the symmetry set up, just spacing spout all with spacing spout phase-match.

Preferably, the telescopic connecting mechanism comprises a plurality of telescopic pipes which are movably connected, the diameters of the telescopic pipes are sequentially reduced from top to bottom, and the two groups of telescopic pipes are connected through springs.

Preferably, the bottom end of the support is provided with first grooves which are symmetrically arranged, the first grooves are respectively located on two sides of the limiting sliding groove, and the depth of the first grooves is equal to that of the limiting sliding groove.

Preferably, the separation blade with the connection piece is all made of insulating plastic materials, the top end of the separation blade is of an inclined structure, and a plurality of uniformly distributed grooves II are formed in the top end of the separation blade.

Preferably, the top of rain-proof safety cover all is equipped with insulating rubber seal, and is two sets of rain-proof safety cover interconnect's a side surface all is equipped with insulating buffer sealing pad.

Preferably, the both sides surface of rain-proof safety cover all is equipped with the mounting groove, all be equipped with fixing bolt in the mounting groove.

Preferably, the flashover protector body pass through the triangle link plate with the support is connected, just all install on the mounting groove rather than assorted sealed cowling.

The utility model has the beneficial effects that: the rain-proof protective cover is arranged to symmetrically protect the discharge ball and the discharge rod from rainwater, so that the discharge ball and the discharge rod are prevented from forming a passage, the working stability of the flashover protector is effectively improved, and meanwhile, the separation blade with the rubber band is arranged, so that the vertical moving distance of the separation blade can be controlled according to the rainfall, the strong rainfall is prevented from contacting the discharge ball and the discharge rod, and the safety of the discharge ball and the discharge rod is greatly improved; through set up spacing slider on having elastic flexible pipe, set up spacing spout in the bottom of support, not only make things convenient for the installation to rain-proof protection cover, effectual improvement flashover protector's fastness simultaneously.

Drawings

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

FIG. 1 is a schematic diagram of a multi-stage series capacitor type lightning strike flashover protector with a protection mechanism according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of a protection mechanism in a multi-stage series capacitor type lightning strike flashover protector with a protection mechanism according to an embodiment of the utility model;

FIG. 3 is a schematic diagram of a structure of a barrier blade in a multi-stage series capacitor type lightning strike flashover protector with a protection mechanism according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of the internal structure of the connection extension mechanism in the multi-stage series capacitor type lightning strike flashover protector with the protection mechanism according to the embodiment of the utility model;

fig. 5 is a bottom view of a bracket in a multi-stage series capacitor type lightning strike flashover protector with a protection mechanism according to an embodiment of the utility model.

In the figure:

1. a support; 2. a flashover protector body; 3. a discharge rod; 4. a discharge ball; 5. a seal ring; 6. a rain-proof protective cover; 7. connecting grooves; 8. a limiting groove; 9. a chute; 10. a slider; 11. connecting sheets; 12. a baffle plate; 13. a rubber band; 14. a limiting slide block; 15. a limiting chute; 16. a telescopic pipe; 17. a spring; 18. a first groove; 19. a second groove; 20. an insulating rubber seal ring; 21. an insulating buffer gasket; 22. mounting grooves; 23. triangle link plate.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, there is provided a multi-stage series capacitor type lightning strike flashover protector with a protection mechanism.

The first embodiment;

as shown in fig. 1-5, the multistage series capacitor type lightning flashover protector with a protection mechanism according to the embodiment of the utility model includes a support 1, a flashover protector body 2 is disposed at a bottom end of the support 1, discharge rods 3 are disposed on both sides of the flashover protector body 2, discharge balls 4 are disposed on sides of the discharge rods 3 away from each other, a sealing ring 5 is sleeved on the flashover protector body 2, the protection mechanism is disposed on both sides of the flashover protector body 2, the protection mechanism includes a rain-proof protection cover 6, a connection groove 7 is disposed on one side of the rain-proof protection cover 6 close to each other, a limit groove 8 is disposed at a bottom end of the rain-proof protection cover 6, sliding grooves 9 are disposed on inner walls of both sides of the limit groove 8, a sliding block 10 matched with the connecting sheet is disposed in the sliding grooves 9, a blocking sheet 11 is disposed at a bottom end of the sliding block 10, and a bottom end side 12 of the connecting sheet 11, the top end of the sliding block 10 is provided with a rubber band 13 connected with the rainproof protection cover 6.

Example two;

as shown in fig. 1-5, the multistage series capacitor type lightning flashover protector with a protection mechanism according to the embodiment of the utility model includes a support 1, a flashover protector body 2 is disposed at a bottom end of the support 1, discharge rods 3 are disposed on both sides of the flashover protector body 2, discharge balls 4 are disposed on sides of the discharge rods 3 away from each other, a sealing ring 5 is sleeved on the flashover protector body 2, the protection mechanism is disposed on both sides of the flashover protector body 2, the protection mechanism includes a rain-proof protection cover 6, a connection groove 7 is disposed on one side of the rain-proof protection cover 6 close to each other, a limit groove 8 is disposed at a bottom end of the rain-proof protection cover 6, sliding grooves 9 are disposed on inner walls of both sides of the limit groove 8, a sliding block 10 matched with the connecting sheet is disposed in the sliding grooves 9, a blocking sheet 11 is disposed at a bottom end of the sliding block 10, and a bottom end side 12 of the connecting sheet 11, the top end of the slider 10 is provided with a rubber band 13 connected with the rain-proof protective cover 6, the top end of the rain-proof protective cover 6 is provided with a telescopic connection mechanism, the top end of the telescopic connection mechanism is provided with a limit slider 14, the bottom end of the bracket 1 is provided with symmetrically arranged limit chutes 15, the limit chutes 15 are all matched with the limit chutes 15, the position of the rain-proof protective cover 6 is convenient to adjust by arranging the limit chutes 15, the limit sliders 14 and the telescopic connection mechanism, so that the installation of the rain-proof protective cover 6 is convenient, simultaneously, the firmness of the flashover protector is effectively improved, the telescopic connection mechanism comprises a plurality of movably connected telescopic pipes 16, the diameters of the telescopic pipes 16 are sequentially reduced from top to bottom, the two groups of telescopic pipes 16 are all connected through springs 17, and by arranging the telescopic connection mechanism, not only can the two groups of rain-proof protective covers 6 be pushed to be tightly connected with the flashover protector body 2, can make rain-proof safety cover 6 vertical shift up and sealing washer 5 zonulae occludens automatically simultaneously, the bottom of support 1 is equipped with a recess 18 that the symmetry set up, just a recess 18 is located respectively the both sides of spacing spout 15, just the degree of depth of a recess 18 all with the degree of depth of spacing spout 15 is the same, and the spacing slider 14 of being convenient for reduces the installation degree of difficulty in inserting spacing spout 15 on the support 1, improves staff's installation effectiveness.

Example three;

as shown in fig. 1-5, the multistage series capacitor type lightning flashover protector with a protection mechanism according to the embodiment of the utility model includes a support 1, a flashover protector body 2 is disposed at a bottom end of the support 1, discharge rods 3 are disposed on both sides of the flashover protector body 2, discharge balls 4 are disposed on sides of the discharge rods 3 away from each other, a sealing ring 5 is sleeved on the flashover protector body 2, the protection mechanism is disposed on both sides of the flashover protector body 2, the protection mechanism includes a rain-proof protection cover 6, a connection groove 7 is disposed on one side of the rain-proof protection cover 6 close to each other, a limit groove 8 is disposed at a bottom end of the rain-proof protection cover 6, sliding grooves 9 are disposed on inner walls of both sides of the limit groove 8, a sliding block 10 matched with the connecting sheet is disposed in the sliding grooves 9, a blocking sheet 11 is disposed at a bottom end of the sliding block 10, and a bottom end side 12 of the connecting sheet 11, the top end of the sliding block 10 is provided with a rubber band 13 connected with the rain-proof protective cover 6, the separation blade 12 and the connecting sheet 11 are made of insulating plastic materials, the top end of the separation blade 12 is of an inclined structure, the top end of the separation blade 12 is provided with a plurality of uniformly distributed grooves II 19, the inclined structure is arranged to avoid rainwater accumulation and facilitate rainwater discharge, the grooves II 19 are arranged to reduce rainwater splashing, the top end of the rain-proof protective cover 6 is provided with an insulating rubber sealing ring 20, one side surface of the two groups of rain-proof protective covers 6 which are mutually connected is provided with an insulating buffer sealing gasket 21, the tightness between the two groups of rain-proof protective covers 6 and the flashover protector body 2 is greatly improved by arranging the insulating rubber sealing rings 20 and the insulating buffer sealing gaskets 21, and the firmness between the rain-proof protective covers 6 and the flashover protector body 2 is indirectly improved, the both sides surface of rain-proof safety cover 6 all is equipped with mounting groove 22, all be equipped with fixing bolt in the mounting groove 22, set up the mounting groove 22 fixing bolt's of being convenient for installation to guarantee the fastness between two sets of rain-proof safety covers 6, flashover protector body 2 through triangle link plate 23 with support 1 is connected, just all install on the mounting groove 22 rather than assorted sealed cowling, set up the sealed cowling, guarantee fixing bolt's aridity, avoid fixing bolt and water contact to rust and lead to two sets of rain-proof safety covers 6 to dismantle the difficulty.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the rain-proof protective cover 6 can symmetrically protect the discharge ball 4 and the discharge rod 3 from rainwater, so that the discharge ball 4 and the discharge rod 3 are prevented from forming a passage, the working stability of the flashover protector is greatly improved, when raining occurs, the separation blade 12 connected with the rubber band 13 is easy to deform under the action of force due to the elasticity of the rubber band 13, and the vertical downward moving distance of the separation blade 12 can be controlled according to the size of the raining, so that the contact between strong raining and the discharge ball 4 and the discharge rod 3 is avoided, and the safety of the discharge ball 4 and the discharge rod 3 is further improved; the setting has the flexible pipe 16 of spring 17, but the rain-proof safety cover 6 of automatic control and sealing washer 5 zonulae occludens set up spacing slider 14 and spacing spout 15, are convenient for adjust rain-proof safety cover 6 position to be convenient for the installation of rain-proof safety cover 6, simultaneously effectual improvement flashover protector's fastness.

In conclusion, by means of the technical scheme, the discharge ball 4 and the discharge rod 3 can be symmetrically protected from rainwater by arranging the rainproof protection cover 6, so that a passage is prevented from being formed by the discharge ball 4 and the discharge rod 3, the working stability of the flashover protector is effectively improved, meanwhile, the separation blade 12 with the rubber band 13 is arranged, and the vertical downward moving distance of the separation blade 12 can be controlled according to the rainfall, so that the strong rainfall is prevented from contacting with the discharge ball 4 and the discharge rod 3, and the safety of the discharge ball 4 and the discharge rod 3 is greatly improved; through set up limit slide 14 on having elastic flexible pipe 16, set up spacing spout 15 in the bottom of support 1, not only make things convenient for the installation to rain-proof safety cover 6, effectual improvement flashover protector's fastness simultaneously.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The lightning flashover protector with the protection mechanism is characterized by comprising a support (1), wherein a flashover protector body (2) is arranged at the bottom end of the support (1), discharge rods (3) are arranged on two sides of the flashover protector body (2), discharge balls (4) are arranged on one sides of the discharge rods (3) far away from each other, a sealing ring (5) is sleeved on the flashover protector body (2), the protection mechanism is arranged on two sides of the flashover protector body (2), the protection mechanism comprises a rainproof protection cover (6), a connecting groove (7) is arranged on one side of the rainproof protection cover (6) close to each other, a limiting groove (8) is arranged at the bottom end of the rainproof protection cover (6), sliding grooves (9) are arranged on inner walls of two sides of the limiting groove (8), and sliding blocks (10) matched with the limiting groove (8) are arranged in the sliding grooves (9), the bottom of slider (10) is equipped with connection piece (11), bottom one side separation blade (12) of connection piece (11), the top of slider (10) be equipped with rubber band (13) that rain-proof safety cover (6) are connected.

2. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 1, wherein a telescopic connection mechanism is arranged at the top end of the rain-proof protection cover (6), a limiting slide block (14) is arranged at the top end of the telescopic connection mechanism, symmetrically arranged limiting slide grooves (15) are arranged at the bottom end of the bracket (1), and the limiting slide grooves (15) are matched with the limiting slide grooves (15).

3. The lightning flashover protector of the multi-stage series capacitor type with the protection mechanism according to claim 2, characterized in that the telescopic connection mechanism comprises a plurality of movably connected telescopic pipes (16), the diameter of the telescopic pipes (16) decreases from top to bottom, and the two groups of telescopic pipes (16) are connected by springs (17).

4. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 2, characterized in that the bottom end of the bracket (1) is provided with symmetrically arranged first grooves (18), the first grooves (18) are respectively located at two sides of the limiting sliding groove (15), and the depth of the first grooves (18) is the same as the depth of the limiting sliding groove (15).

5. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 1, characterized in that the baffle plate (12) and the connecting plate (11) are made of insulating plastic materials, the top end of the baffle plate (12) is of an inclined structure, and the top end of the baffle plate (12) is provided with a plurality of uniformly distributed second grooves (19).

6. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 1, characterized in that the top ends of the rain-proof protection covers (6) are provided with insulating rubber sealing rings (20), and one side surface of the two rain-proof protection covers (6) which are connected with each other is provided with an insulating buffer sealing gasket (21).

7. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 1, characterized in that the two side surfaces of the rain-proof protection cover (6) are provided with mounting grooves (22), and the mounting grooves (22) are provided with fixing bolts.

8. The lightning flashover protector with the protection mechanism of the multi-stage series capacitor type according to claim 7, characterized in that the flashover protector body (2) is connected with the bracket (1) through a triangular hanging plate (23), and the mounting grooves (22) are all provided with sealing covers matched with the mounting grooves.