CN220420354U - Column head connecting structure and insulator - Google Patents

Abstract

The utility model relates to the technical field of X, in particular to a column head connecting structure and an insulator. The engagement portion includes a convex body formed to protrude outward from the surface of the column head body or a groove body formed to be recessed inward from the surface of the column head body. The convex body comprises at least any one of a thread ring or a corrugated ring which is formed by protruding outwards from the surface of the column head body; the groove body comprises at least any one of a thread groove or a corrugated groove formed by inwards sinking from the surface of the column head body. According to the utility model, the engagement parts which are arranged on the surface of the column head body and are outwards protruded or inwards recessed are matched with the connecting assembly, so that the engagement force between the column head assembly and the connecting assembly can be improved, and the problems of complex column head connecting structure and poor combination effect are solved.

Description

Column head connecting structure and insulator

Technical Field

The utility model relates to the technical field of electric porcelain devices, in particular to a column head connecting structure and an insulator.

Background

Insulators are devices that are mounted between conductors or conductors of different electrical potential and a grounded member and are capable of withstanding voltage and mechanical stress. Insulators are various in variety and different in shape, but are composed of two parts, namely an insulating part and a connecting fitting. The external shape of the porcelain and glass disk type suspension insulator can be divided into a standard type, a bell jar type and an outer umbrella type, wherein the outer umbrella type can be divided into a double umbrella type, a triple umbrella type and an aerodynamic type.

At present, the head connecting hardware part of the suspension porcelain insulator mainly takes cylindrical heads, the friction force of the heads needs to be increased by the sand on the upper layer of the heads, porcelain sand and glaze are coated on the surfaces of dry blanks at the same time, the thermal expansion coefficients of the blanks, the glaze and the sand are often not matched, the combination of the dry blanks and the porcelain sand is not good, the strength and the electromechanical performance of a product are easily reduced, the glazing sand process is complicated, special equipment is needed, and the production cost is high; and the insulator assembly of multilayer umbrella formula often is through the recess butt joint on steel foot and the hood, lacks more convenient spacing fixed knot and constructs, and is fixed through increasing the locking pin such as bolt between steel foot and hood, but because locking pin tie point such as bolt is located concave surface one side (down in the edge) of insulator during the in-service use, it is very inconvenient to lead to the installation to dismantle.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The utility model is proposed in view of the problems of complex column head connection structure and poor combination effect existing in the prior art.

It is therefore one of the objects of the present utility model to provide a stud attachment arrangement.

In order to solve the technical problems, the utility model provides the following technical scheme: a column head connecting structure comprises a column head connecting structure,

the column head assembly comprises a column head body arranged at the top of the insulator body and a meshing part arranged on the surface of the column head body.

As a preferred embodiment of the column cap connection structure of the present utility model, wherein: the engagement portion includes a convex body formed to protrude outward from the surface of the column head body or a groove body formed to be recessed inward from the surface of the column head body.

As a preferred embodiment of the column cap connection structure of the present utility model, wherein: the convex body comprises at least any one of a thread ring or a corrugated ring which is formed by protruding outwards from the surface of the column head body;

the groove body comprises at least any one of a thread groove or a corrugated groove formed by inwards sinking from the surface of the column head body.

As a preferred embodiment of the column cap connection structure of the present utility model, wherein: the connecting assembly is connected with the column head body and comprises an iron cap arranged on the outer side of the column head body and matched with the column head body and steel feet arranged on the inner side of the column head body and matched with the column head body.

As a preferred embodiment of the column cap connection structure of the present utility model, wherein: the filling part is arranged between the column head assembly and the connecting assembly and comprises a filling agent filled between the iron cap and the column head body or between the steel foot and the column head body.

The column cap connecting structure has the beneficial effects that: according to the utility model, the engagement parts which are arranged on the surface of the column head body and are outwards protruded or inwards recessed are matched with the connecting assembly, so that the engagement force between the column head assembly and the connecting assembly can be improved, and the problems of complex column head connecting structure and poor combination effect are solved.

In view of the fact that in the practical use process, the insulator with the multilayer umbrella shape is inconvenient to fix during assembly, and the problem that the insulator is troublesome to install and detach is also solved.

In order to solve the technical problems, the utility model also provides the following technical scheme: an insulator comprising the column head connecting structure and;

the butt joint part is arranged on the surface of the connecting component and comprises a groove formed by inwards sinking the top of the iron cap from the side surface, a convex block arranged at the bottom of the steel foot and matched with the groove, and a fixing groove formed by penetrating the groove and the convex block; the method comprises the steps of,

and the fixing assembly is connected with the fixing groove.

As a preferable embodiment of the insulator of the present utility model, wherein: the fixing assembly comprises a connecting part which is connected in the fixing groove in a penetrating mode and a limiting part which is arranged on one side of the connecting part.

As a preferable embodiment of the insulator of the present utility model, wherein: the connecting portion comprises a connecting rod, a first stop block, a limit column and a second stop block, wherein the connecting rod is connected in the fixing groove in a penetrating mode, the first stop block is arranged at one end of the connecting rod, the limit column is arranged at the other end of the connecting rod, and the second stop block is arranged at the end portion of the limit column.

As a preferable embodiment of the insulator of the present utility model, wherein: the limiting part comprises a conical sleeve arranged on the surface of the limiting column and a limiting groove arranged in the conical sleeve;

the conical sleeve comprises a small conical part arranged close to one side of the second stop block and a large conical part arranged close to one side of the first stop block and matched with the diameter of the fixed groove.

As a preferable embodiment of the insulator of the present utility model, wherein: the distance between the large cone part and the first stop block is matched with the total length of the fixed groove;

the one side that the toper cover is close to big cone portion is provided with the locating piece, the fixed slot inboard is provided with the constant head tank that matches with the locating piece.

The insulator has the beneficial effects that: according to the utility model, the connecting part and the limiting part arranged in the fixing groove are matched with each other, so that the steel feet of the upper insulator and the iron cap of the lower insulator can be fixed, and the problems that the multi-layer umbrella-shaped insulator is inconvenient to fix and troublesome to mount and dismount during assembly are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic top perspective view of the column cap connecting structure of the present utility model.

Fig. 2 is a schematic bottom perspective view of the column cap connecting structure of the present utility model.

Fig. 3 is a schematic front view of a column head body with grooves of the column head connecting structure of the present utility model.

Fig. 4 is a schematic perspective view of a column head body with a convex body in the column head connecting structure of the utility model.

Fig. 5 is a schematic diagram of the front view of the column head body with the threaded ring of the column head connecting structure of the utility model.

Fig. 6 is a schematic top perspective view of the connection assembly of the column cap connection structure of the present utility model.

Fig. 7 is a schematic bottom perspective view of the connection assembly of the column cap connection structure of the present utility model.

FIG. 8 is a schematic front sectional view of the filling part of the column cap connecting structure of the present utility model.

Fig. 9 is a schematic top view of an insulator according to the present utility model.

Fig. 10 is a schematic bottom perspective view of an insulator according to the present utility model.

Fig. 11 is a schematic perspective view of an insulator butt joint portion according to the present utility model.

Fig. 12 is a schematic cross-sectional view of the insulator mating portion and the fixing assembly of the present utility model.

Fig. 13 is a schematic perspective view of an insulator band positioning block and a positioning groove according to the present utility model.

Fig. 14 is a schematic cross-sectional view of an insulator band positioning block and a positioning groove according to the present utility model.

Detailed Description

In order that the described objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 8, a first embodiment of the present utility model provides a stud connecting structure for improving the snap force between an insulation stud and a connecting member 300 and enhancing the bonding stability, which includes: the column cap assembly 200 forms a connection structure with the connection assembly 300 by providing the column cap assembly 200.

Specifically, the post head assembly 200 includes a post head body 201 disposed on top of the insulator body 100 and a snap-in portion 202 disposed on a surface of the post head body 201. At present, the head connecting fitting part of the suspension porcelain insulator mainly takes a cylindrical head as a main part, and the engagement part 202 can increase the friction force of the head main body 201, so that the connection between the head main body and the connecting assembly 300 is convenient to enhance. The engagement portion 202 refers to a concave-convex portion provided on the surface of the stud body 201, and the concave-convex portion can provide a large engagement force.

Further, the engagement portion 202 includes a protrusion 202a protruding outward from the surface of the post body 201 or a groove 202b recessed inward from the surface of the post body 201. The convex body 202a refers to a portion protruding with respect to the cylindrical surface of the stud body 201, and the groove body 202b refers to a portion recessed with respect to the cylindrical surface of the stud body 201, and it should be noted that the protruding portion and the recessed portion are both relatively speaking. In order to enhance the biting force, the convex body 202a and the groove body 202b can be arranged independently or in combination, so that the biting force enhancing effect is more obvious, but the processing technology is generally more required.

Further, the convex body 202a includes at least any one of a thread ring 202a-1 or a corrugated ring (not shown) formed to protrude outward from the surface of the post head body 201; the groove 202b includes at least any one of a thread groove (not shown) or a corrugation groove 202b-1 formed to be recessed inward from the surface of the stud body 201. The thread is in a shape with a uniform spiral line bulge or recess on the cross section of the outer surface or the inner surface of the solid, the thread ring 202a-1 is in a shape with a uniform spiral line bulge on the surface of the column head body 201, the thread groove is in a shape with a uniform spiral line recess on the surface of the column head body 201 relative to the thread ring 202a-1, the thread structure is relatively uniform and regular, and a mature thread processing technology exists at present; the corrugation refers to a ring shape with even bulges or depressions on the surface of the column head body 201, the column head body 201 can be cut off by rotating the column head body 201 to obtain a corrugated ring or a corrugated groove 202b-1, the processing technology is simpler, and the bulges or depressions after molding are even, so that the column head body 201 can be evenly dispersed when being stressed, and the strength and the service life of a product are prolonged.

The connection assembly 300 is connected with the column head body 201, and comprises an iron cap 301 arranged on the outer side of the column head body 201 and matched with the column head body 201, and steel feet 302 arranged on the inner side of the column head body 201 and matched with the column head body 201. The iron caps 301 and the steel feet 302 are used for interconnecting the insulator bodies 100 or the insulator bodies 100 and hardware fittings. According to the utility model, the iron cap 301 and the steel foot 302 are matched with the column head body 201 with the biting part 202 on the surface, for example, when the biting part 202 is a threaded ring 202a-1 or a threaded groove, the iron cap 301 and the steel foot 302 can be correspondingly provided with threaded matching connection so as to improve the connection strength.

Preferably, the filling part 400 is further included, and the filling part 400 is disposed between the stud assembly 200 and the connection assembly 300, and includes a filler 401 filled between the iron cap 301 and the stud body 201, or between the steel foot 302 and the stud body 201. The filler 401 has the functions of adhesion and bonding, and is commonly used as an auxiliary material with the effects of convenient filling, solidification and bonding, such as glue, cement and the like. The traditional column cap 301 and the steel feet 302 can be utilized, and the column cap body 201 with the engagement portion 202 arranged on the connecting surface of the glued filler 401 is used as an auxiliary material, for example, on the surface of a thread groove, through threaded fit, the bonding area of the filler 401 is increased, the filler 401 has a good fixing effect, the column cap body 201 part of the insulator, which is subjected to design stress, is fully and effectively utilized through the engagement portion 202, the integral mechanical strength of the insulator is improved, and the column cap has the advantages of being simple in structure, easy to process, low in production cost and the like.

When the novel column head body 201 is used, the thread grooves or the corrugated grooves 202b-1 are formed in the outer surface and the inner surface of the column head body 201 through the existing process, the filler 401 is firstly smeared on the outer surface and the inner surface of the column head body 201 during assembly, the iron cap 301 and the steel feet 302 are respectively butted with the outer surface and the inner surface of the column head body 201 before the filler 401 is solidified, the excessive filler 401 can be squeezed away when the iron cap 301 and the steel feet 302 are butted with the column head body 201, the left filler 401 automatically fills gaps between the iron cap 301 and the surface of the column head body 201 and between the steel feet 302 and the surface of the column head body 201, a part of the filler 401 is reserved in the thread grooves or the corrugated grooves 202b-1 on the surface of the column head body 201, the bonding area of the column head body 201 and the filler 401 is increased, after the filler 401 is bonded and fixed, the solidified filler 401 is tightly bitten by the reserved in the part of the thread grooves or the corrugated grooves 202b-1, and the generated biting force is relatively evenly distributed, so that the overall strength is convenient to be improved.

In summary, through setting up the column cap subassembly 200, coupling assembling 300 and filling portion 400 cooperation use, the filler 401 that accessible has powerful bonding effect is with automatic filling connection between column cap subassembly 200 and the coupling assembling 300 to through setting up the interlock portion 202 on column cap body 201 surface increase column cap body 201 and the bonding area of filler 401, play good fixed effect, and have simple structure, easily processing, advantages such as reduction in production cost have been solved column cap connection structure complicacy, the poor problem of bonding effect.

Example 2

Referring to fig. 9 to 12, in a second embodiment of the present utility model, unlike the previous embodiment, the present embodiment provides an insulator which solves the problem of inconvenient fixing and removing when the multi-layered umbrella type insulator is assembled, and includes a post head connection structure, a butt joint part 500 and a fixing assembly 600. By setting.

Specifically, the butt joint part 500 is disposed on the surface of the connection assembly 300, and the butt joint part 500 includes a groove 501 formed by recessing the top of the iron cap 301 from the side surface inwards, a bump 502 disposed at the bottom of the steel foot 302 and matching with the groove 501, and a fixing groove 503 formed by penetrating the groove 501 and the bump 502. By arranging the fixing grooves 503, firstly, the steel feet 302 arranged on one group of insulator bodies 100 are butted with the iron caps 301 arranged on the other group of insulator bodies 100, the convex blocks 502 at the bottoms of the steel feet 302 are inserted into the grooves 501 at the tops of the iron caps 301 from the side surfaces, so that the two groups of insulator bodies 100 are connected and mutually fixed in the vertical direction, then, the steel feet 302 and the iron caps 301 are rotated until the steel feet 302 are aligned with the fixing grooves 503 in the iron caps 301, and then, the fixing assembly 600 passes through the fixing grooves 503 to realize fixing.

Further, the fixing assembly 600 is connected to the fixing slot 503, and includes a connecting portion 601 penetrating through and connected to the fixing slot 503, and a limiting portion 602 disposed on one side of the connecting portion 601. The connecting portion 601 passes through the fixing groove 503, and the limiting portion 602 is arranged to prevent the connecting portion 601 from being pulled out automatically, so that the fixing effect is achieved.

The connecting portion 601 includes a connecting rod 601a penetrating through and connected in the fixing groove 503, a first stop block 601b disposed at one end of the connecting rod 601a, a limit post 601c disposed at the other end of the connecting rod 601a, and a second stop block 601d disposed at an end of the limit post 601 c. In this embodiment, the diameter of the connecting rod 601a is equal to that of the second stop block 601d, the diameter of the limiting post 601c is smaller than that of the connecting rod 601a, the diameter of the connecting rod 601a is smaller than that of the fixing groove 503, and the diameter of the first stop block 601b is larger than that of the connecting rod 601 a.

Preferably, the limiting part 602 includes a tapered sleeve 602a disposed on a surface of the limiting post 601c and a limiting groove 602b disposed inside the tapered sleeve 602 a; the tapered sleeve 602a includes a small tapered portion 602a-1 disposed adjacent to the second stop 601d and a large tapered portion 602a-2 disposed adjacent to the first stop 601b and matching the diameter of the fixed slot 503. In this embodiment, the diameter of the large cone 602a-2 is equal to the diameter of the fixing groove 503, the diameter of the small cone 602a-1 is equal to the diameter of the second stop 601d, the diameter of the limit groove 602b is larger than the diameter of the limit post 601c, and the diameter of the limit groove 602b is smaller than the diameters of the connecting rod 601a and the second stop 601d, so as to prevent the cone sleeve 602a from falling off.

In use, firstly, butt-jointing the steel feet 302 mounted on one group of insulator bodies 100 with the iron caps 301 mounted on the other group of insulator bodies 100, inserting the convex blocks 502 at the bottoms of the steel feet 302 into the grooves 501 at the tops of the iron caps 301 from the side surfaces, connecting the two groups of insulator bodies 100 and mutually fixing the two groups of insulator bodies in the vertical direction, then rotating the steel feet 302 and the iron caps 301 until the steel feet 302 are aligned with the fixing grooves 503 in the iron caps 301, and then penetrating the fixing assembly 600 through the fixing grooves 503;

the fixing assembly 600 is used by penetrating the second stop block 601d with a diameter smaller than that of the fixing groove 503 into the fixing groove 503, inserting the taper sleeve 602a positioned on the limit post 601c into the fixing groove 503 after the second stop block 601d enters the fixing groove 503, inserting the taper sleeve 602a into the fixing groove 503 from one end of the small taper portion 602a-1 with a smaller diameter, conveniently inserting the taper sleeve 602a-1 into the fixing groove 503, extruding the outer wall of the taper sleeve 602a by the inner wall of the fixing groove 503 after the small taper portion 602a-1 enters the fixing groove 503, accordingly adaptively aligning the large taper portion 602a-2 with the fixing groove 503 until the taper sleeve 602a completely penetrates through the fixing groove 503, and automatically moving down the taper sleeve 602a under the action of self-gravity until being blocked by the limit post 601c, and pulling out the large taper portion 602a-2 from the fixing groove 503 reversely, namely pulling out the other end of the iron sleeve 601a by the iron pin 601a without the intervention of the external force, and connecting the first stop block and the second stop block the steel cap 301 a, and the second stop block the steel cap 301 a is transversely connected with the connecting body 301 a, and the steel cap 302 is transversely fixed. When the connecting rod 601a needs to be disassembled, the large cone 602a-2 is aligned with the fixing groove 503 by slightly lifting the cone sleeve 602a by hand, so that the connecting rod 601a can be pulled out for disassembly, and the whole process does not need complicated operations such as screwing bolts, and the use is simple and efficient.

In a word, through setting up butt joint portion 500 and fixed subassembly 600 cooperation and using, can insert fixed subassembly 600 fixed slot 503 automatic spacing fixed when the installation, only need slightly lift toper cover 602a when dismantling and make big toper portion 602a-2 and fixed slot 503 align, just can pull out connecting rod 601a and dismantle, the problem of being inconvenient for fixed, dismantlement when having solved the insulator of multilayer umbrella type equipment.

Example 3

Referring to fig. 13-14, in a third embodiment of the present utility model, unlike the previous embodiment, the present embodiment provides a positioning block 602a-3 and a positioning groove 602a-4, which solves the problem that the conical sleeve 602a is easily misaligned with the fixing groove 503 when being lifted and detached.

Specifically, the distance between the large taper 602a-2 and the first stopper 601b is adapted to the total length of the fixing groove 503. Thus, after the taper sleeve 602a penetrates through the fixing groove 503 to move downwards, the taper sleeve 602a clings to the iron cap 301 and the steel foot 302 as the first stop block 601b, and the transverse displacement distance of the iron cap 301 and the steel foot is limited, so that after the taper sleeve 602a penetrates through the fixing groove 503 to move downwards, a part of the positioning block 602a-3 on one side of the large taper part 602a-2 is still reserved in the fixing groove 503.

Further, a positioning block 602a-3 is disposed on one side of the conical sleeve 602a near the large conical portion 602a-2, and a positioning groove 602a-4 matching with the positioning block 602a-3 is disposed inside the fixing groove 503. The positioning block 602a-3 is rotated about the inner wall of the fixed slot 503 by the tapered collar 602a such that after the positioning block 602a-3 is rotated into alignment with the positioning slot 602a-4, the positioning block 602a-3 is fully pushed into the positioning slot 602a-4, at which point the large taper 602a-2 of the tapered collar 602a is aligned with the fixed slot 503.

When the fixing assembly 600 passes through the fixing groove 503, the second block 601d is first inserted into the fixing groove 503, after the second block 601d enters the fixing groove 503, the taper sleeve 602a positioned on the limit post 601c is then inserted into the fixing groove 503, the taper sleeve 602a enters the fixing groove 503 from one end of the small taper portion 602a-1 with smaller diameter until the positioning block 602a-3 arranged near one side of the large taper portion 602a-2 is blocked, at this time, the taper sleeve 602a is rotated until the positioning block 602a-3 is aligned with the positioning groove 602a-4, and the positioning block 602a-3 slides along the positioning groove 602a-4 when following the movement of the taper sleeve 602a without affecting the insertion of the taper sleeve 602a, and after the taper sleeve 602a penetrates the fixing groove 503 to move down, a part of the positioning block 602a-3 on one side of the large taper portion 602a-2 is still left in the fixing groove 503;

then, when the fixing assembly 600 needs to be pulled out of the fixing groove 503, the positioning block 602a-3 can be rotated around the inner wall of the fixing groove 503 by the conical sleeve 602a, so that after the positioning block 602a-3 is rotated to be aligned with the positioning groove 602a-4, the positioning block 602a-3 is completely pushed into the positioning groove 602a-4, and at the moment, the large conical part 602a-2 of the conical sleeve 602a is aligned with the fixing groove 503, so that pulling out is facilitated.

In sum, through setting up locating piece 602a-3 and the cooperation of constant head tank 602a-4 and using, during the installation, the locating piece 602a-3 slides along constant head tank 602a-4 when following toper cover 602a and remove, does not influence toper cover 602 a's insertion, can accurately make toper cover 602 a's big cone 602a-2 and fixed slot 503 align when dismantling, has solved toper cover 602a and has lifted the easy problem of misalignment with fixed slot 503 when dismantling.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A column cap connection structure, characterized in that: comprising the steps of (a) a step of,

the column head assembly (200) comprises a column head body (201) arranged at the top of the insulator body (100) and a meshing part (202) arranged on the surface of the column head body (201).

2. The column cap connection structure of claim 1, wherein: the engagement portion (202) includes a convex body (202 a) formed to protrude outward from the surface of the column head body (201), or a groove body (202 b) formed to be recessed inward from the surface of the column head body (201).

3. The column cap connection structure of claim 2, wherein: the convex body (202 a) comprises at least any one of a thread ring (202 a-1) or a corrugated ring which is formed by protruding outwards from the surface of the column head body (201);

the groove body (202 b) comprises at least any one of a thread groove or a corrugated groove (202 b-1) formed by recessing inwards from the surface of the column head body (201).

4. A post head attachment structure according to any one of claims 1-3, wherein: the novel column head structure is characterized by further comprising a connecting assembly (300), wherein the connecting assembly (300) is connected with the column head body (201) and comprises an iron cap (301) arranged on the outer side of the column head body (201) and matched with the column head body (201) and steel feet (302) arranged on the inner side of the column head body (201) and matched with the column head body (201).

5. The column cap connection structure of claim 4, wherein: the novel steel column cap further comprises a filling part (400), wherein the filling part (400) is arranged between the column cap assembly (200) and the connecting assembly (300) and comprises a filling agent (401) filled between the iron cap (301) and the column cap body (201) or between the steel foot (302) and the column cap body (201).

6. An insulator, characterized in that: comprising the column cap connection structure of any one of claims 1-5, and;

the butt joint part (500), the butt joint part (500) is arranged on the surface of the connecting component (300) and comprises a groove (501) formed by recessing inwards from the side surface and arranged at the top of the iron cap (301), a convex block (502) arranged at the bottom of the steel foot (302) and matched with the groove (501) and a fixing groove (503) formed by penetrating the groove (501) and the convex block (502); the method comprises the steps of,

and the fixing assembly (600), wherein the fixing assembly (600) is connected with the fixing groove (503).

7. The insulator of claim 6, wherein: the fixing assembly (600) comprises a connecting portion (601) penetrating and connected in the fixing groove (503) and a limiting portion (602) arranged on one side of the connecting portion (601).

8. The insulator of claim 7, wherein: the connecting portion (601) comprises a connecting rod (601 a) connected in the fixed groove (503) in a penetrating mode, a first stop block (601 b) arranged at one end of the connecting rod (601 a), a limit post (601 c) arranged at the other end of the connecting rod (601 a) and a second stop block (601 d) arranged at the end portion of the limit post (601 c).

9. The insulator of claim 8, wherein: the limiting part (602) comprises a conical sleeve (602 a) arranged on the surface of the limiting column (601 c), and a limiting groove (602 b) arranged inside the conical sleeve (602 a);

the conical sleeve (602 a) comprises a small conical part (602 a-1) arranged close to one side of the second stop block (601 d) and a large conical part (602 a-2) arranged close to one side of the first stop block (601 b) and matched with the diameter of the fixed groove (503).

10. The insulator of claim 9, wherein: the distance between the large cone part (602 a-2) and the first stop block (601 b) is matched with the total length of the fixed groove (503);

one side of the conical sleeve (602 a) close to the large conical part (602 a-2) is provided with a positioning block (602 a-3), and the inner side of the fixing groove (503) is provided with a positioning groove (602 a-4) matched with the positioning block (602 a-3).