Double-wire composite phase-to-phase spacer

Abstract

The utility model relates to the technical field of high-voltage cables, and particularly discloses a double-wire composite phase-to-phase spacer, which comprises an insulating spacer assembly, two ends of the insulating spacer assembly are respectively connected with a first connecting block and a second connecting block, and one ends of the first connecting block and the second connecting block, which are far away from each other, are respectively provided with a limiting mechanism. The insulation spacer assembly comprises a plurality of spacer single bodies, the two ends of each spacer single body are provided with a first internal thread groove and a first external thread section respectively, the outer side of the joint between every two adjacent spacer single bodies is provided with a first protection U-shaped piece and a second protection U-shaped piece which are opposite, and a protection cover is arranged above the second protection U-shaped pieces. According to the spacer, the length of the insulating spacer assembly can be flexibly adjusted according to different distances between wires, the application range and practicability of the spacer are improved, the space occupied by the spacer in the storage and transportation process is saved, the requirement of the spacer for transportation equipment is reduced, and storage, transportation and use are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to high -voltage cable technical field, specifically disclose a double wire composite phase spacing rod. BACKGROUND

[0002] The composite spacing rod is a round cross section slender rod installed between phases of compact line, mainly used for supporting between two phase conductors, controlling the distance between two phase conductors, and playing the role of phase insulation and support connection, when the compact line system is vibrated by wind, ice shedding and short circuit electromagnetic impact force, the composite phase spacing rod can bear power, prevent conductor dancing, and keep the air gap between conductors within the allowable range.

[0003] The Chinese patent with patent No. CN214379984U discloses an ultrahigh voltage composite phase spacing rod, which comprises two four-split spacing rods, two adjusting mechanisms installed on the two four-split spacing rods, two multi-degree-of-freedom connecting pieces installed on the two adjusting mechanisms, an insulation spacing rod installed on one of the multi-degree-of-freedom connecting pieces, and a damping mechanism connected with the insulation spacing rod installed on the other multi-degree-of-freedom connecting piece. The utility model relates to the technical field of high-voltage cables. The utility model solves the problem that the installation of the four-split composite spacing rod needs to use an adjusting plate, and the adjusting plate needs to be disassembled and installed by screws, which is very troublesome and inconvenient for later maintenance. The traditional spacing rod also has poor anti-dancing performance. However, the length of the insulation spacing rod in the above-mentioned composite phase spacing rod cannot be adjusted according to actual installation requirements, so that different spacing rods with different lengths need to be provided for power lines with different spacings, which limits the application range and practicality of the above-mentioned spacing rod to some extent, and is not conducive to saving the space occupied by the spacing rod during storage and transportation. Therefore, in order to solve the above-mentioned problems, the utility model provides a double wire composite phase spacing rod. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a double wire composite phase spacing rod, which can flexibly adjust the length of the insulation spacing rod assembly according to the different spacings between power lines, improve the application range and practicality of the spacing rod, save the space occupied by the spacing rod during storage and transportation, reduce the requirements of the spacing rod on the transportation equipment, and facilitate storage, transportation and use.

[0005] The utility model is implemented through the following technical solutions:

[0006] The utility model provides a double -wire composite phase spacing rod, including insulating spacer component, the both ends of insulating spacer component are connected with first connecting block and second connecting block respectively, the both ends of first connecting block and second connecting block are provided with limit mechanism away from each other, insulating spacer component includes a plurality of spacer monomer, the both ends of spacer monomer are provided with first internal thread groove and first external thread section, one first external thread groove of spacer monomer one end is connected with the first external thread section of another spacer monomer one end, and the outside of the connecting place between adjacent two spacer monomers is provided with opposite first protection U piece and second protection U piece, the top of second protection U piece is provided with protective cover, the side of first connecting block and second connecting block away from each other is connected with connecting plate, and the limit mechanism includes mounting block, and the side of two mounting blocks close to each other is provided with connecting seat, and two connecting seats are rotatably connected with two connecting plates respectively.

[0007] As a further arrangement of the above-mentioned scheme, both ends of the spacer monomer are provided with a bolt, and the two bolts at the end of the adjacent two spacer monomers close to each other are penetrated into the interior of the first protective U-shaped piece and the second protective U-shaped piece. The outside of the bolt is threadedly connected with a nut. The adjacent two spacer monomers can be further fixed, the connection firmness can be increased, the connection gap between the two spacer monomers can be sealed, and the rain and snow can be prevented from eroding the spacer monomers through the gap.

[0008] As a further arrangement of the above-mentioned scheme, both ends of the second protective U-shaped piece are provided with a clamping hole, and both ends of the lower part of the protective cover are provided with a buckle. The buckle is connected with the clamping hole. The installation and maintenance of the protective cover are facilitated, the nut can be protected, the service life of the nut is prolonged, and the connection effect of the nut and the bolt is ensured.

[0009] As a further arrangement of the above-mentioned scheme, the end of the first connecting block and the second connecting block close to the spacer monomer is respectively provided with a second internal thread groove and a second external thread section. The second internal thread groove is threadedly connected with the first external thread section, and the second external thread section is threadedly connected with the first internal thread groove. The first connecting block and the second connecting block are respectively installed at the two ends of the insulating spacer monomer.

[0010] As a further arrangement of the above-mentioned scheme, the interior of the first connecting block and the second connecting block is provided with a bolt. The exterior of the connecting point of the first connecting block and the second connecting block and the insulating spacer component is provided with a first protective U-shaped piece and a second protective U-shaped piece. The firmness of the connection between the first connecting block and the second connecting block and the insulating spacer monomer can be further enhanced.

[0011] As a further arrangement of the above-mentioned scheme, the two mounting blocks are detachably connected with first arc-shaped plates away from one side of the insulating spacer rod assembly, the upper side of the first arc-shaped plate is provided with a second arc-shaped plate, the side of the second arc-shaped plate and the first arc-shaped plate close to each other is provided with an arc-shaped elastic pad, which can avoid the rigid contact of the wire with the first arc-shaped plate and the second arc-shaped plate, so that the limiting mechanism is suitable for clamping and fixing operation of wires with different diameters, and the practicality of the limiting mechanism and the spacer rod is improved, and the two sides of the second arc-shaped plate are detachably connected with the mounting block and the first arc-shaped plate, so that the installation and maintenance of the second arc-shaped plate are facilitated.

[0012] The utility model discloses in the process of using has the following beneficial effects:

[0013] The use of the first inner threaded groove and the first outer threaded section at the two ends of the spacer rod monomer can connect two adjacent spacer rod monomers together, facilitating the installation and maintenance of the spacer rod monomer, and adjusting the number of the spacer rod monomers in the insulating spacer rod assembly according to actual installation requirements and the distance between the two wires, improving the application range and practicality of the spacer rod. The length of the spacer rod monomer is less than the length of the assembled spacer rod, so the spacer rod has lower space requirements for storage and transportation equipment, facilitating storage, transportation and use.

[0014] The combination of the first protective U-shaped piece, the second protective U-shaped piece and the bolt can block the gap between the two adjacent spacer rod monomers, the gap between the spacer rod monomer and the first connecting block, and the gap between the spacer rod monomer and the second connecting block, preventing rain and snow from eroding the spacer rod monomer, the first connecting block and the second connecting block. The use of the protective cover can protect the nut and ensure the connection effect of the nut and the bolt. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating labor.

[0016] Figure 1 It is a perspective view of the utility model;

[0017] Figure 2 It is an exploded view of the spacer rod monomer and the first protective U-shaped piece in the utility model;

[0018] Figure 3 It is a perspective view of the protective cover in the utility model;

[0019] Figure 4 It is a perspective view of the first connecting block in the utility model;

[0020] Figure 5 It is the perspective view of the second connecting block in the utility model;

[0021] Figure 6 It is the explosion view of the limiting mechanism in the utility model.

[0022] In the drawing: 1, insulating spacer rod assembly;2, first connecting block;3, second connecting block;4, limiting mechanism;11, spacer rod single;111, first internal thread groove;112, first outer thread section;12, first protection U-shaped piece;13, second protection U-shaped piece;131, clamping hole;14, bolt;141, nut;15, protective cover;151, buckle;21, connecting plate;22, second internal thread groove;31, second outer thread section;41, mounting block;411, connecting seat;42, first arc plate;421, arc elastic pad;43, second arc plate. DETAILED DESCRIPTION

[0023] In order to make the personnel in the technical field better understand the present application scheme, the technical scheme in the present application embodiment will be clearly and completely described below in combination with the drawings in the present application embodiment, obviously, the described embodiment is only a part of the embodiment of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the present application.

[0024] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application will be described below in detail with reference to the accompanying drawings Figures 1-6 and in combination with the embodiments.

[0025] The embodiment discloses a double-conductor composite phase spacing rod which comprises an insulating spacing rod assembly 1, first and second connecting blocks 2 and 3 connected to two ends of the insulating spacing rod assembly 1 respectively, first limiting mechanisms 4 arranged at the ends of the first and second connecting blocks 2 and 3 away from each other, a plurality of spacing rod monomers 11, first inner thread grooves 111 and first outer thread segments 112 arranged at two ends of the spacing rod monomers 11 respectively, first and second protective U-shaped pieces 12 and 13 arranged at the outer sides of the connecting portions between two adjacent spacing rod monomers 11, a protective cover 15 arranged above the second protective U-shaped piece 13, connecting plates 21 connected to the sides of the first and second connecting blocks 2 and 3 away from each other, and the first limiting mechanisms 4 comprising mounting blocks 41, the sides of the two mounting blocks 41 close to each other being provided with connecting seats 411, and the two connecting seats 411 being rotationally connected with the two connecting plates 21 respectively.

[0026] As shown in Figure 1 and Figure 2 , bolts 14 are arranged at the two ends of the spacing rod monomers 11, the two bolts 14 at the ends of the two adjacent spacing rod monomers 11 close to each other penetrate into the interiors of the first and second protective U-shaped pieces 12 and 13, and nuts 141 are threadedly connected to the outer sides of the bolts 14, so that the two adjacent spacing rod monomers 11 can be further fixed, the connection firmness can be increased, the connecting gap between the two spacing rod monomers 11 can be sealed, and rain and snow can be prevented from eroding the spacing rod monomers 11 through the gap.

[0027] As shown in Figure 1 , Figure 2 and Figure 3 , clamping holes 131 are arranged at the two ends of the second protective U-shaped piece 13, clamping buckles 151 are arranged at the two ends of the protective cover 15, the clamping buckles 151 are clamped and connected with the clamping holes 131, the installation and maintenance of the protective cover 15 are facilitated, the nuts 141 can be protected, the service life of the nuts 141 can be prolonged, and the connection effect of the nuts 141 and the bolts 14 can be ensured.

[0028] As shown in Figure 1 , Figure 4 and Figure 5 , second inner thread grooves 22 and second outer thread segments 31 are arranged at the ends of the first and second connecting blocks 2 and 3 close to the spacing rod monomers 11 respectively, the second inner thread grooves 22 are threadedly connected with the first outer thread segments 112, and the second outer thread segments 31 are threadedly connected with the first inner thread grooves 111, so that the first and second connecting blocks 2 and 3 can be respectively installed at the two ends of the insulating spacing rod assembly 11.

[0029] As Figure 1 shown, the first connecting block 2 and the second connecting block 3 are provided with bolts 14 inside, and the first connecting block 2 and the second connecting block 3 are provided with first protective U-shaped pieces 12 and second protective U-shaped pieces 13 outside the connecting points of the insulating spacer rod assembly 1, which can further enhance the firmness of the connection between the first connecting block 2 and the second connecting block 3 and the insulating spacer rod monomer 11.

[0030] As Figure 1 and Figure 6 shown, the two mounting blocks 41 are detachably connected with first arc-shaped plates 42 away from one side of the insulating spacer rod assembly 1, the upper side of the first arc-shaped plate 42 is provided with a second arc-shaped plate 43, and the side of the second arc-shaped plate 43 and the first arc-shaped plate 42 close to each other is provided with an arc-shaped elastic pad 421, which can avoid the steel contact of the wire with the first arc-shaped plate 42 and the second arc-shaped plate 43, make the first limiting mechanism 4 suitable for the clamping and fixing operation of wires with different diameters, and improve the practicability of the first limiting mechanism 4 and the spacer rod, and the two sides of the second arc-shaped plate 43 are detachably connected with the mounting block 41 and the first arc-shaped plate 42, respectively, which facilitates the installation and maintenance of the second arc-shaped plate 43.

[0031] The double-wire composite phase-to-phase spacer rod disclosed in the embodiment determines the number of spacer rod monomers 11 required in the same insulating spacer rod assembly 1 according to the spacing between the two wires to be spaced before use, and connects the plurality of spacer rod monomers 11 in sequence, makes the first outer threaded section 112 rotate into the first inner threaded groove 111 to a certain depth, installs the first connecting block 2 and the second connecting block 3 at both ends of the insulating spacer rod assembly 1, respectively, makes the second inner threaded groove 22 threadedly connected with the first outer threaded section 112 at one end of the insulating spacer rod assembly 1, makes the second outer threaded section 31 threadedly connected with the first inner threaded groove 111 at the other end of the insulating spacer rod assembly 1, places one first protective U-shaped piece 12 and one second protective U-shaped piece 13 at the end of the adjacent two spacer rod monomers 11 close to each other, passes one bolt 14 through one end of the second protective U-shaped piece 13, one end of the first protective U-shaped piece 12, the spacer rod monomer 11, the other end of the first protective U-shaped piece 12, and finally from the end of the second protective U-shaped piece 13 provided with the clamping hole 131, and screws a nut 141 on the outside of the bolt 14, and installs another bolt 14 between the same first protective U-shaped piece 12 and the second protective U-shaped piece 13 according to the above method of installing the bolt 14.

[0032] The buckle 151 of one protective cover 15 is clamped with the two clamping holes 131 in the same second protective U-shaped piece 13, and the protective cover 15 is fixed on one side of the second protective U-shaped piece 13 close to the nut 141. The remaining first protective U-shaped piece 12, second protective U-shaped piece 13, bolt 14 and protective cover 15 are installed in the same way. After installation, the connecting seat 411 on one side of the two mounting blocks 41 is connected with the two connecting plates 21, and the two first arc-shaped plates 42 are connected with the two mounting plates. The spacer rod is preliminarily assembled. The preliminarily assembled spacer rod is placed between the two wires. The two wires are placed inside the arc-shaped elastic pad 421 on the inside of the two first arc-shaped plates 42 in the preliminarily assembled spacer rod. The two sides of one second arc-shaped plate 43 are connected with the mounting block 41 and the first arc-shaped plate 42, so that the two arc-shaped elastic pads 421 in the same first limiting mechanism 4 clamp the wires. Another second arc-shaped plate 43 is installed in the same way. After installation, the spacer rod is installed.

[0033] The spacer rod monomer 11, the first internal thread groove 111, the first external thread section 112, the bolt 14, the nut 141, the protective cover 15, the buckle 151, the connecting plate 21, the second internal thread groove 22, the second external thread section 31, the mounting block 41, the connecting seat 411, the first arc-shaped plate 42, the arc-shaped elastic pad 421 and the second arc-shaped plate 43 in the double-wire composite phase-to-phase spacer rod disclosed by the utility model are all general standard parts or parts known by those skilled in the art. The structure and principle thereof can be known by those skilled in the art through a technical manual or through a conventional experimental method.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model. Any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A two-conductor composite phase spacer comprising an insulating spacer assembly, characterized by, Both ends of the insulating spacer rod assembly are connected with a first connecting block and a second connecting block respectively, the ends of the first connecting block and the second connecting block away from each other are provided with a limiting mechanism, the insulating spacer rod assembly comprises a plurality of spacer rod monomers, both ends of the spacer rod monomer are provided with a first inner threaded groove and a first outer threaded segment, the first outer threaded groove at one end of one spacer rod monomer is threadedly connected with the first outer threaded segment at one end of another spacer rod monomer, the outer side of the connecting portion between the adjacent two spacer rod monomers is provided with a first protective U-shaped piece and a second protective U-shaped piece opposite to each other, the upper side of the second protective U-shaped piece is provided with a protective cover, the side of the first connecting block and the second connecting block away from each other is connected with a connecting plate, the limiting mechanism comprises a mounting block, the side of the two mounting blocks close to each other is provided with a connecting seat, and the two connecting seats are rotationally connected with the two connecting plates respectively.

2. A dual conductor composite phase spacer according to claim 1, wherein, Both ends of the spacer rod monomer are provided with a bolt, the two bolts at the end of the adjacent two spacer rod monomers close to each other penetrate into the interiors of the first protective U-shaped piece and the second protective U-shaped piece, and the outer side of the bolt is threadedly connected with a nut.

3. A dual conductor composite phase spacer according to claim 1, wherein, Both ends of the second protective U-shaped piece are provided with a clamping hole, and both ends of the lower side of the protective cover are provided with a buckle, the buckle is clamped and connected with the clamping hole.

4. A dual conductor composite phase spacer according to claim 1, wherein, The end of the first connecting block and the second connecting block close to the spacer rod monomer is respectively provided with a second inner threaded groove and a second outer threaded segment, the second inner threaded groove is threadedly connected with the first outer threaded segment, and the second outer threaded segment is threadedly connected with the first inner threaded groove.

5. A dual conductor composite phase spacer according to claim 1, wherein, The interiors of the first connecting block and the second connecting block are provided with a bolt penetrating through, and the outer side of the connecting point of the first connecting block, the second connecting block and the insulating spacer rod assembly is provided with a first protective U-shaped piece and a second protective U-shaped piece.

6. A dual conductor composite phase spacer according to claim 1, wherein, The side of the two mounting blocks away from the insulating spacer rod assembly is detachably connected with a first arc-shaped plate, the upper side of the first arc-shaped plate is provided with a second arc-shaped plate, the side of the second arc-shaped plate and the first arc-shaped plate close to each other is provided with an arc-shaped elastic pad, and the two sides of the second arc-shaped plate are detachably connected with the mounting block and the first arc-shaped plate respectively.

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