CN218568533U - Lightning protection type column type porcelain insulator - Google Patents

Abstract

The utility model relates to an insulator technical field just discloses a lightning protection type column type porcelain insulator, including the cylindrical insulator, the top fixed mounting of cylindrical insulator has the gold utensil to be provided with: lightning protection mechanism includes: the fixed cover in copper bar one left side is established at the outer wall of gold utensil, and copper bar one keeps electrical connectivity on the centre gripping subassembly, and sleeve pipe bottom fixed connection is on copper bar one's top right side, and sealing washer fixed mounting guarantees the leakproofness at sheathed tube inner wall top, and the spring top fixed connection that compresses tightly is at sheathed tube inner wall top. The sharp-end curvature of the charge end is amplified, a sharp-end effect is formed, the charge density is high, the overload voltage caused by accidental lightning stroke is rapidly attracted, the sealing performance is guaranteed by the sealing ring, the risk of explosion when the voltage is in contact is avoided, the lightning protection effect is improved, the voltage overload caused by the lightning stroke can be smoothly guided to the ground through the resistor disc, and the insulator is prevented from being broken down to cause failure.

Description

Lightning protection type column type porcelain insulator

Technical Field

The utility model relates to an insulator technical field specifically is a lightning protection type column type porcelain insulator.

Background

Insulators are devices that are mounted between guide rods of different potentials or between a guide rod and a ground potential member, and are able to withstand the effects of voltage and mechanical stress. The insulating control is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators.

According to china patent "a lightning protection insulator", and the publication number is "CN216212585U", this patent provides a lightning protection insulator, including the insulator body, be equipped with a plurality of big full skirt and umbrella skirt on the insulator body, insulator body bottom is equipped with the locating plate, threaded connection has set screw on the locating plate, be equipped with positioning mechanism on the insulator body, positioning mechanism includes supporting component and centre gripping subassembly, supporting component is including bearing the case, can stabilize the centre gripping to the cable through the centre gripping subassembly, and the installation that can satisfy the cable of different bores simultaneously is fixed, and improving device's practicality possesses effective protection, reliably stabilizes the centre gripping, satisfies different bore installation demands and simple and convenient practical effect.

But the cable centre gripping subassembly structure that this patent provided is complicated, as the constitution part of insulator gold utensil, and complicated structure makes voltage increase the risk that local burning was damaged in the process, especially in thunderstorm weather, and the thunderbolt causes voltage overload to puncture insulator subassembly extremely easily to lightning protection effect has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lightning protection type column type porcelain insulator.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a lightning protection type column type porcelain insulator, includes the cylindrical insulator, the top fixed mounting of cylindrical insulator has the gold utensil to be provided with:

lightning protection mechanism includes:

the left side of the copper bar I is fixedly sleeved on the outer wall of the hardware fitting;

the bottom of the sleeve is fixedly connected to the right side of the top of the first copper bar;

the sealing ring is fixedly arranged on the top of the inner wall of the sleeve;

the top of the compression spring is fixedly connected to the top of the inner wall of the sleeve and is simultaneously connected between the inner walls of the sealing rings in a sliding manner;

the resistance card is fixedly arranged at the bottom of the inner wall of the sleeve, and the top of the resistance card is fixedly connected with the bottom of the compression spring;

the charge end is fixedly arranged at the top of the outer wall of the sleeve;

and the right side of the copper bar II is fixedly sleeved on the outer wall of the sleeve.

Preferably, the top of gold utensil is provided with the centre gripping subassembly, and the outer wall top of centre gripping subassembly with the bottom left side fixed connection of copper bar two.

Preferably, the bottom of the first copper bar is provided with a guide rod, the top end of the guide rod fixedly penetrates through the right side of the bottom of the first copper bar and is fixedly connected with the bottom of the outer wall of the sleeve, and the bottom end of the guide rod is fixedly provided with a grounding bolt.

Preferably, the bottom fixed mounting of cylindrical insulator has the steel foot, and the fixed cover of outer wall of steel foot is equipped with one side of copper bar three, the fixed cover of opposite side of copper bar three is established at the outer wall of steel foot.

Preferably, the outer wall bottom of steel foot is fixed mounting four mounting panels in proper order, and has all seted up the mounting hole on every mounting panel, the quantity of mounting hole has four.

Preferably, four the mounting panel and four mounting hole group one unilateral installation mechanism, and the quantity has two, another unilateral installation mechanism fixed mounting is in the outer wall bottom of guide arm.

(III) advantageous effects

Compared with the prior art, the utility model provides a lightning protection type column type porcelain insulator possesses following beneficial effect:

1. this lightning protection type column type porcelain insulator, the most advanced camber through the charge end is enlargied, forms the most advanced effect, and charge density uprises, attracts the overload voltage that the unexpected thunderbolt led to the fact rapidly, and the leakproofness is guaranteed to the sealing washer, and the risk of bore explosion when avoiding the voltage contact improves lightning protection effect, leads to ground through the resistance card with the voltage overload that the thunderbolt led to the fact can be smooth, avoids the insulator to be punctured and causes the inefficacy.

2. This lightning protection type column type porcelain insulator disperses voltage to the sleeve pipe through copper bar one and copper bar two, and the resistance card adopts the zinc oxide valve block, is the low resistance state under the high-tension current state, with voltage along guide arm flow direction earth bolt to lead to ground through the transmission line frame, protect the centre gripping subassembly, avoid voltage to cause the risk of burning out to the centre gripping subassembly part.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a sectional front view of the sleeve of the present invention.

In the figure: 1. a post insulator; 2. a hardware fitting; 3. a lightning protection mechanism; 301. a first copper bar; 302. a sleeve; 303. a seal ring; 304. a compression spring; 305. resistance cards; 306. a charge terminal; 307. a second copper bar; 4. a clamping assembly; 5. a guide bar; 6. a ground bolt; 7. a steel foot; 8. a third copper bar; 9. mounting a plate; 10. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example one

As shown in fig. 1-3, the utility model provides a lightning protection type column type porcelain insulator, including column insulator 1, column insulator 1's top fixed mounting has gold utensil 2 to be provided with: lightning protection mechanism 3 includes: the left side of a first copper bar 301 is fixedly sleeved on the outer wall of a hardware fitting 2, the first copper bar 301 keeps electrical connectivity on a clamping assembly 4, the bottom of a sleeve 302 is fixedly connected to the right side of the top of the first copper bar 301, a sealing ring 303 is fixedly installed on the top of the inner wall of the sleeve 302, the sealing ring 303 ensures sealing performance, the top of a pressing spring 304 is fixedly connected to the top of the inner wall of the sleeve 302 and is simultaneously connected between the inner walls of the sealing ring 303 in a sliding mode, a resistor disc 305 is fixedly installed at the bottom of the inner wall of the sleeve 302 and is fixedly connected with the bottom of the pressing spring 304, the resistor disc 305 adopts a zinc oxide valve disc which is in a low-resistance state under a high-voltage current state, a charge end 306 is fixedly installed at the top of the outer wall of the sleeve 302, the tip curvature of the charge end 306 is amplified to form a tip effect, the charge density is increased, overload voltage caused by accidental lightning strike is rapidly attracted, the right side of a second copper bar 307 is fixedly sleeved on the outer wall of the sleeve 302, the top of the hardware fitting 2 is provided with the clamping assembly 4, the top of the outer wall of the clamping assembly 4 is fixedly connected with the bottom of a second copper bar 307, four mounting plates 9 are fixedly installed in sequence, and four mounting plates 9 are all provided with mounting holes 10, and the mounting plates 9, and the four mounting plates 307, and the electrical connectivity of the copper bar 2;

in this embodiment, the tip curvature of the charge end 306 is enlarged to form a tip effect, the charge density is increased, the overload voltage caused by accidental lightning stroke is rapidly attracted, the sealing ring 303 ensures the sealing property, the risk of explosion during voltage contact is avoided, the lightning protection effect is improved, the voltage overload caused by the lightning stroke can be smoothly guided to the ground through the resistor disc 305, and the insulator is prevented from being broken down to cause failure.

Example two

As shown in fig. 1-3, on the basis of the first embodiment, the utility model provides a technical solution: preferably, a guide rod 5 is arranged at the bottom of the first copper bar 301, the top end of the guide rod 5 fixedly penetrates through the right side of the bottom of the first copper bar 301, the guide rod 5 is used for guiding current and is fixedly connected with the bottom of the outer wall of the sleeve 302, a grounding bolt 6 is fixedly arranged at the bottom end of the guide rod 5, a steel pin 7 is fixedly arranged at the bottom end of the cylindrical insulator 1, one side of a third copper bar 8 is fixedly sleeved on the outer wall of the steel pin 7, the other side of the third copper bar 8 is fixedly sleeved on the outer wall of the steel pin 7, a single-side mounting mechanism is formed by a mounting plate 9 and four mounting holes 10, the number of the mounting plates is two, the other single-side mounting mechanism is fixedly mounted at the bottom of the outer wall of the guide rod 5, and the four mounting plates 9 can be fixed on a power transmission line frame through the mounting holes 10;

in this embodiment, the voltage is dispersed to the sleeve 302 through the first copper bar 301 and the second copper bar 307, the resistor disc 305 adopts a zinc oxide valve disc, and is in a low resistance state under a high-voltage current state, the voltage flows to the grounding bolt 6 along the guide rod 5, and is guided to the ground through the power transmission line frame, so that the clamping component 4 is protected, and the risk that the voltage burns out the clamping component 4 locally is avoided.

The working principle of the lightning protection type column porcelain insulator is described in detail below, when in use, the mounting plate 9 is fixed on a power transmission line frame by penetrating through the mounting hole 10 through a screw, so as to stably mount the column insulator 1 and the grounding bolt 6, the hardware 2 ensures the electric power connectivity, meanwhile, cables of different specifications are clamped and fastened by the clamping component 4, the clamping component 4 cites the structure in the patent CN216212585U, the use mode of the lightning protection type column porcelain insulator is not described in much detail in the present application, when voltage passes through the clamping component 4, the voltage is dispersed to the sleeve 302 through the first copper bar 301 and the second copper bar 307, the resistance sheet 305 adopts a zinc oxide valve sheet and is in a low-resistance state under a high-voltage current state, with voltage along 5 flow direction earth bolt 6 of guide arm, and guide to ground through the transmission line frame, cylindrical insulator 1 is used for the creepage insulation of cable, make voltage guide to ground along the transmission line frame through steel foot 7, copper bar three 8 communicates the residual voltage on guide arm 5 and the cylindrical insulator 1, guarantee electrical connectivity, avoid the problem of electric current diffusion turbulent flow, in thunderstorm weather, the most advanced camber of charge end 306 is enlargied, form most advanced effect, charge density uprises, attract the overload voltage that causes the unexpected thunderbolt rapidly, sealing washer 303 guarantees the leakproofness, the risk of bore when avoiding voltage contact, and guide voltage to ground through resistance card 305, avoid cylindrical insulator 1 impaired.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims (6)

1. The utility model provides a lightning protection type column type porcelain insulator, includes column insulator (1), its characterized in that: the top fixed mounting of post insulator (1) has gold utensil (2) to be provided with:

lightning protection mechanism (3), including:

the left side of the copper bar I (301) is fixedly sleeved on the outer wall of the hardware fitting (2);

the bottom of the sleeve (302) is fixedly connected to the right side of the top of the first copper bar (301);

the sealing ring (303) is fixedly arranged on the top of the inner wall of the sleeve (302);

a compression spring (304) with the top fixedly connected to the top of the inner wall of the sleeve (302) and simultaneously connected between the inner walls of the sealing rings (303) in a sliding manner;

the resistor disc (305) is fixedly arranged at the bottom of the inner wall of the sleeve (302), and the top of the resistor disc is fixedly connected with the bottom of the pressing spring (304);

a charge end (306) fixedly arranged on the top of the outer wall of the sleeve (302);

and the right side of the copper bar II (307) is fixedly sleeved on the outer wall of the sleeve (302).

2. The lightning protection type column porcelain insulator of claim 1, wherein: the top of the hardware fitting (2) is provided with a clamping assembly (4), and the top of the outer wall of the clamping assembly (4) is fixedly connected with the left side of the bottom of the second copper bar (307).

3. The lightning protection type column porcelain insulator of claim 1, wherein: the bottom of the first copper bar (301) is provided with a guide rod (5), the top end of the guide rod (5) fixedly penetrates through the right side of the bottom of the first copper bar (301) and is fixedly connected with the bottom of the outer wall of the sleeve (302), and a grounding bolt (6) is fixedly mounted at the bottom end of the guide rod (5).

4. The lightning protection type column porcelain insulator of claim 3, wherein: the bottom fixed mounting of column insulator (1) has steel foot (7), and the fixed cover of outer wall of steel foot (7) is equipped with one side of three (8) of copper bar, the fixed cover of opposite side of three (8) of copper bar is established at the outer wall of steel foot (7).

5. The lightning protection type column porcelain insulator of claim 4, wherein: the outer wall bottom of steel foot (7) is fixed mounting in proper order has four mounting panels (9), and has all seted up mounting hole (10) on every mounting panel (9), the quantity of mounting hole (10) has four.

6. The lightning protection type column porcelain insulator of claim 5, wherein: four a unilateral installation mechanism is constituteed with four mounting hole (10) to mounting panel (9), and quantity has two, another unilateral installation mechanism fixed mounting is in the outer wall bottom of guide arm (5).

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