CN220189346U - Explosion-proof rigid needle-type porcelain insulator - Google Patents

Abstract

The utility model relates to the technical field of insulators and discloses an explosion-proof rigid pin type porcelain insulator, which comprises a fixing mechanism, wherein the fixing mechanism is arranged on the outer wall of a hardware fitting and comprises a first fixing plate, the fixing mechanism is fixedly arranged at the top of the outer wall of the hardware fitting, a bearing is arranged at one end of the fixing mechanism, the bottom of the first fixing plate is fixedly arranged on the bottom of the outer wall of the hardware fitting, a second fixing plate is fixedly arranged at one end of a double screw rod, the bottom of the inner wall of the first fixing plate is fixedly arranged, the other end of the double screw rod extends downwards through the second fixing plate, a hand wheel is fixedly arranged at the extending end of the double screw rod, a first clamping plate is in threaded connection with the outer wall of the double screw rod, a second clamping plate is in threaded connection with two groups of bolts at the top of a steel foot, and the hand wheel is rotated to drive the double screw rod to rotate, so that two clamping plates on the double screw rod are clamped, and when a cable passes through the hardware fitting, the clamping has the effect of reducing cable shaking, and the insulator body is protected.

Description

Explosion-proof rigid needle-type porcelain insulator

Technical Field

The utility model relates to the technical field of insulators, in particular to an explosion-proof rigid pin-type porcelain insulator.

Background

The insulator is a device which is arranged between conductors with different electric potentials or between the conductors and a grounding member and can bear the action of voltage and mechanical stress, the insulator is various in variety and different in shape, the structure and the appearance of different types of insulators are greatly different, but the insulator consists of two parts of an insulating part and a connecting fitting, the insulator is a special insulating control part and can play an important role in an overhead transmission line, the insulator is used for a telegraph pole in the early years, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower, so that the creepage distance is increased.

The cable that can blow under the strong wind weather shakes with the insulator link, and current insulator is mostly not had and is reduced the effect of shaking, and under the weather that the thunderbolt was hit to the heavy rain, the too high plug that can break through the inside of insulator does not have the decompression effect to the inside of most insulators, thereby release an explosion-proof rigidity needle-type porcelain insulator to the above-mentioned problem that proposes.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an explosion-proof rigid pin-type porcelain insulator.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: an explosion-proof rigid pin porcelain insulator comprising:

steel feet;

the umbrella skirt sleeve is fixedly arranged at the bottom of the steel foot;

the hardware fitting is fixedly arranged at the top of the umbrella skirt sleeve;

the fixing mechanism is arranged on the outer wall of the hardware fitting;

a securing mechanism comprising:

the first fixing plate is fixedly arranged at the top of the outer wall of the hardware fitting;

one end of the bearing is fixedly arranged at the bottom of the first fixed plate;

the second fixing plate is fixedly arranged at the bottom of the outer wall of the hardware fitting;

one end of the double screw is fixedly arranged at the bottom of the inner wall of the first fixing plate, and the other end of the double screw extends downwards through the second fixing plate;

the hand wheel is fixedly arranged at the extending end of the double screw rod;

a first clamping plate which is connected with the outer wall of the double screw rod in a threaded way,

a second clamping plate which is in threaded connection with the outer wall of the double screw rod

Preferably, the top of the steel foot is connected with two groups of bolts in a threaded manner.

Preferably, the umbrella further comprises a protection mechanism arranged inside the umbrella skirt cover;

a protection mechanism comprising:

one end of the four groups of springs is fixedly connected to the interior of the umbrella skirt sleeve, and the other end of the four groups of springs extends inwards;

and the protection plate is fixedly connected with the extension of the spring.

Preferably, an insulating layer is arranged in the protection plate, and the insulating layer is made of rubber. Through the insulating layer, the effect of protecting the internal core rod is achieved.

Preferably, the outer surface of the hardware fitting is provided with a through hole, and the umbrella skirt sleeve is internally provided with a core rod.

Preferably, the number of the fixing mechanisms is two, and the two fixing mechanisms are symmetrically arranged at two ends of the hardware fitting respectively. By arranging a plurality of groups of repeating mechanisms, the device has better fixing effect.

(III) beneficial effects

Compared with the prior art, the utility model provides the explosion-proof rigid pin porcelain insulator, which has the following beneficial effects:

1. this explosion-proof rigidity needle formula porcelain insulator drives the twin-screw through rotating the hand wheel and rotates to make two splint on the twin-screw tighten, press from both sides tightly when the cable passes through the gold utensil and have the effect that reduces cable and rock, protect the insulator body.

2. The explosion-proof rigid needle-type porcelain insulator is characterized in that the spring is arranged inside the umbrella skirt sleeve, the protection plate is arranged on the spring, the inner surface layer of the protection plate and the internal equipment are provided with the rubber insulating layer, the rubber insulating layer has good electrical performance and chemical stability, the explosion-proof rigid needle-type porcelain insulator has the effect of high elasticity, low permeability of gas and water to the explosion-proof rigid needle-type porcelain insulator in a large temperature range, and the explosion-proof rigid needle-type porcelain insulator has the effect of reducing pressure to a core rod.

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 present utility model;

FIG. 2 is an enlarged schematic view of the utility model A;

FIG. 3 is a schematic cross-sectional view of the umbrella skirt cover of the present utility model;

FIG. 4 is an enlarged schematic view of the present utility model C;

fig. 5 is an enlarged schematic view of the present utility model B.

In the figure: 1. steel feet; 2. umbrella skirt cover; 3. a fixing mechanism; 301. a first fixing plate; 302. a bearing; 303. a twin screw; 304. a hand wheel; 305. a first clamping plate; 306. a second clamping plate; 307. a second fixing plate; 4. a bolt; 5. a protection mechanism; 501. a spring; 502. a protection plate; 6. an insulating layer; 7. and hardware fittings.

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.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

As shown in fig. 1-5, the present utility model provides an explosion-proof rigid pin porcelain insulator comprising: steel foot 1, umbrella skirt cover 2, fixed mounting in the bottom of steel foot 1, gold utensil 7, fixed mounting in the top of umbrella skirt cover 2, fixed establishment 3 sets up in the outer wall of gold utensil 7, and fixed establishment 3 includes: the first fixed plate 301, fixed mounting is at the outer wall top of gold utensil 7, bearing 302, one end fixed mounting is in the bottom of first fixed plate 301, second fixed plate 307, fixed mounting is in the outer wall bottom of gold utensil 7, twin-screw 303, one end fixed mounting is in the inner wall bottom of first fixed plate 301, the other end passes through second fixed plate 307 downwardly extending, hand wheel 304, fixed mounting is in the extension of twin-screw 303, first splint 305, threaded connection is in the outer wall of twin-screw 303, second splint 306, threaded connection is in the outer wall of twin-screw 303, the top threaded connection of steel foot 1 has two sets of bolts 4, the quantity of fixed establishment 3 is two sets of, two sets of fixed establishment 3 symmetry install in the both ends of gold utensil 7 respectively, through setting up multiunit repeating mechanism, reach the device and have better fixed effect.

In this embodiment, the hand wheel 304 is rotated to drive the double screw 303 to rotate, so that two clamping plates on the double screw 303 rod are clamped, and the cable is clamped when passing through the hardware fitting 7, so that the cable shaking is reduced, and the insulator body is protected.

Example 2

As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: still include protection machanism 5 setting in the inside of umbrella skirt cover 2, protection machanism 5 includes: four spring 501 of group, one end fixed connection are in the inside of umbrella skirt cover 2, and the other end inwards extends, guard plate 502, and fixed connection is in the extension of spring 501, and the inside of guard plate 502 is provided with insulating layer 6 and insulating layer 6 is the rubber material. Through insulating layer 6, reach the effect that plays the protection to inside plug, the through-hole has been seted up to the outward appearance of gold utensil 7, and umbrella skirt cover 2 internally mounted has the plug.

In this embodiment, through umbrella skirt cover 2 internally mounted having spring 501, install guard plate 502 on the spring 501, guard plate 502 inlayer and internal equipment have rubber insulating layer 6, and rubber insulating layer 6 has better electrical property and chemical stability to the effect of plug decompression.

The working principle of the explosion-proof rigid pin porcelain insulator is specifically described below.

When the umbrella is used, as shown in fig. 1-5, the umbrella skirt sleeve 2 is fixedly arranged on the steel foot 1, the hardware fitting 7 is arranged at the top of the umbrella skirt sleeve 2, the bearings 302 are arranged at the bottoms of the first fixing plates 301 of the two fixing plates arranged on the hardware fitting 7, one end of the double screw 303 is connected in the bearings 302, the other end of the double screw 303 extends downwards, the double screw 303 is driven to rotate by rotating the hand wheel 304, so that two clamping plates on the double screw 303 are clamped, a cable is clamped when passing through the hardware fitting 7, the cable shaking is reduced, the insulator body is protected, the spring 501 is arranged in the umbrella skirt sleeve 2, the protection plate 502 is arranged on the spring 501, the rubber insulating layer 6 is arranged on the inner surface layer of the protection plate 502 and the internal equipment, the rubber insulating layer 6 has good electrical property and chemical stability, has the effect of high elasticity and low permeability of gas and water (moisture) to the rubber insulating layer, and has the effect of reducing pressure on the core rod.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 like elements in a process, method, article, or apparatus that comprises the element.

Claims (6)

1. An explosion-proof rigid pin porcelain insulator, comprising:

a steel foot (1);

the umbrella skirt sleeve (2) is fixedly arranged at the bottom of the steel foot (1);

the hardware fitting (7) is fixedly arranged at the top of the umbrella skirt sleeve (2);

the fixing mechanism (3) is arranged on the outer wall of the hardware fitting (7);

a fixing mechanism (3) comprising:

the first fixing plate (301) is fixedly arranged at the top of the outer wall of the hardware fitting (7);

a bearing (302) having one end fixedly mounted to the bottom of the first fixing plate (301);

the second fixing plate (307) is fixedly arranged at the bottom of the outer wall of the hardware fitting (7);

a double screw (303) with one end fixedly mounted at the bottom of the inner wall of the first fixing plate (301) and the other end extending downwards through the second fixing plate (307);

the hand wheel (304) is fixedly arranged at the extending end of the double screw (303);

a first clamping plate (305) which is connected with the outer wall of the double screw (303) in a threaded manner,

and the second clamping plate (306) is in threaded connection with the outer wall of the double screw (303).

2. An explosion-proof rigid pin porcelain insulator according to claim 1, wherein: the top thread of the steel foot (1) is connected with two groups of bolts (4).

3. An explosion-proof rigid pin porcelain insulator according to claim 1, wherein: the umbrella also comprises a protection mechanism (5) which is arranged in the umbrella skirt cover (2);

protection mechanism (5), comprising:

four groups of springs (501), one end of which is fixedly connected with the interior of the umbrella skirt cover (2), and the other end of which extends inwards;

and a protection plate (502) fixedly connected to the extension of the spring (501).

4. An explosion-proof rigid pin porcelain insulator according to claim 3, wherein: an insulating layer (6) is arranged in the protection plate (502), and the insulating layer (6) is made of rubber.

5. An explosion-proof rigid pin porcelain insulator according to claim 1, wherein: the outer surface of the hardware fitting (7) is provided with a through hole, and a core rod is arranged in the umbrella skirt sleeve (2).

6. An explosion-proof rigid pin porcelain insulator according to claim 1, wherein: the number of the fixing mechanisms (3) is two, and the two fixing mechanisms (3) are symmetrically arranged at two ends of the hardware fitting (7) respectively.