CN217388012U - Composite power transformation framework - Google Patents

Abstract

The application discloses compound transformer framework includes: a composite beam assembly and a support assembly; the composite beam assembly comprises at least four line composite insulators, and the four line composite insulators are connected end to form a quadrilateral structure; the number of the supporting components is at least two, two vertexes of the quadrilateral structure are respectively connected with the two supporting components, and the other two vertexes are free ends. This application adopts the mode of circuit composite insulator combination, utilizes circuit composite insulator's tensile ability, guarantees the support intensity of compound transformer framework, and this structure can reduce composite beam assembly's use specification, guarantees lower cost.

Description

Composite power transformation framework

Technical Field

The application relates to the technical field of power transformation equipment, in particular to a composite power transformation framework.

Background

With the rapid development of the electric power industry in China, a large number of substations are built. In a substation, a substation frame plays roles of supporting electrical equipment, bearing tension of a lead and the like, and is one of the most important buildings in the substation. The inventor of the application discovers in long-term research that some composite power transformation frameworks appear in the current market, and the problems of easy wind deflection jumper, large occupied area and the like of the traditional steel or cement power transformation framework are improved to a certain extent; however, to achieve good mechanical properties, the composite power transformation frame needs to have a larger diameter specification, resulting in higher material costs for the composite power transformation frame.

SUMMERY OF THE UTILITY MODEL

The utility model provides a composite power transformation framework can improve composite power transformation framework's support intensity and structural stability, can also reduce cost simultaneously.

In order to solve the above problems, the present application adopts a technical solution that: there is provided a composite power transformation framework comprising: a composite beam assembly and a support assembly; the composite beam assembly comprises at least four line composite insulators, and the four line composite insulators are connected end to form a quadrilateral structure; the number of the supporting components is at least two, two vertexes of the quadrilateral structure are respectively connected with the two supporting components, and the other two vertexes are free ends.

The number of the line composite insulators is five, and two ends of one line composite insulator are respectively connected with two free ends of the quadrilateral structure.

The composite beam assembly further comprises at least one post composite insulator, and the at least one post composite insulator is arranged on the supporting assembly.

The number of the line composite insulators is six, one end of each of the two line composite insulators is fixedly connected to the middle of the support post composite insulator, and the other end of each of the two line composite insulators is connected with two free ends of the quadrilateral structure.

Wherein, two free ends of the quadrilateral structure are used for hanging the lead.

The composite beam assembly further comprises two post composite insulators, one ends of the two post composite insulators are connected with each other, and the other ends of the two post composite insulators are fixedly connected with the two supporting assemblies respectively.

The number of the line composite insulators is six, one end of each of the two line composite insulators is fixedly connected with one end of each of the two support composite insulators, and the other end of each of the two line composite insulators is connected with two free ends of the quadrilateral structure.

Wherein, a plurality of connecting pieces are arranged on the post composite insulator at intervals and used for hanging and connecting wires.

The support columns comprise at least two support columns, and the end parts of the composite beam assembly are fixedly connected with the two support columns through flange assemblies.

Wherein, the support column includes first supporting part and second supporting part, and first supporting part is composite insulating material, and first supporting part sets up between composite beam assembly and the second supporting part.

The beneficial effect of this application is: this application is based on the unique atress mode of compound transformer framework, provides the planar pulling force of perpendicular to compound transformer framework place for the wire of articulate on compound transformer framework through circuit composite insulator, and full play circuit composite insulator's tensile ability can reduce the cost of compound transformer framework under the condition that provides effective support.

And the mode that the post composite insulator and the line composite insulator are mutually matched is adopted, the structure of the beam stressed in the single horizontal direction in the composite power transformation framework in the prior art is optimized into a beam providing tension in multiple directions, the supporting capability of the post composite insulator and the tensile capability of the line composite insulator are fully exerted, and lower cost can be ensured under the condition of increasing the supporting strength and the structural stability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of an embodiment of a composite power transformation framework 1000 provided in the present application;

fig. 2 is a schematic structural diagram of another embodiment of a composite power transformation architecture 1000 provided in the present application;

fig. 3 is a schematic structural diagram of another embodiment of a composite power transformation framework 1000 provided herein;

fig. 4 is a schematic structural diagram of another embodiment of a composite power transformation framework 1000 provided herein;

fig. 5 is a schematic structural diagram of another embodiment of a composite power transformation architecture 1000 provided by the present application;

fig. 6 is a schematic structural diagram of another embodiment of a composite power transformation framework 1000 provided by the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, a composite power transformation framework 1000 includes a composite beam assembly 100, a support assembly 200, and a flange assembly 300. The composite beam assembly 100 is fixedly erected above the support assembly 200, and the composite beam assembly 100 and the support assembly 200 are fixedly connected through the flange assembly 300. The composite beam assembly 100 is used for hanging a wire. Specifically, two support assemblies 200 are provided, two ends of the composite beam assembly 100 are respectively and fixedly connected with two flange assemblies 300, and the flange assemblies 300 are respectively and fixedly connected with two support assemblies 200, so that the composite beam assembly 100 and the support assemblies 200 are mutually and fixedly connected.

Specifically, the composite cross beam assembly 100 includes four line composite insulators 102, the four line composite insulators 102 are connected end to form a quadrilateral structure, two vertexes (i.e., nodes where the two line composite insulators 102 are connected to each other) in the quadrilateral structure are respectively and fixedly connected to end portions of the two support assemblies 200 through the two flange assemblies 300, the other two vertexes in the quadrilateral structure are free ends 1021, and the two free ends 1021 of the composite cross beam assembly 200 are respectively used for hooking a same phase of wire. The wires respectively hung on the two free ends 1021 are electrically connected, the wires respectively hung on the two free ends 1021 can be directly and electrically connected through the wires, and the wires can also be electrically connected through jumper wires, so that specific limitations are not required, and the actual requirements can be met.

The support assemblies 200 are arranged at intervals along the first direction, each support assembly 200 comprises two support columns 210, each support column 210 comprises a first support part 211 and a second support part 212, the first support part 211 is made of composite insulating materials, the second support part 212 is made of metal materials, and the first support part 211 is arranged between the composite beam assembly 100 and the second support part 212. Two support columns 210 in the same support assembly 200 are respectively connected with the flange assembly 300, so that the end of the composite beam assembly 100 is fixedly connected with the two support columns 210 through the flange assembly 300, the plane of the axes of the two support columns 210 is perpendicular to the first direction, and an included angle of 5-70 degrees is formed between the two support columns 210.

Further, in the two support assemblies 200 fixedly connected to the ends of the composite cross beam assembly 100, one support assembly 200 further includes an auxiliary support column 220, the auxiliary support column 220 includes an insulating section 221 and a metal section 222, the insulating section 221 and the metal section 222 are fixedly connected to each other, and the insulating section 221 and the first support portion 211 are connected to each other through a flange assembly 300. The insulating section 221 is a composite insulating material. The auxiliary support posts 220 are located out of the plane of the two support posts 210 to limit displacement of the composite power transformation frame 1000 in the first direction. A ladder (not shown) can be arranged on the auxiliary support column 220 to meet the requirement of the people in the specification of the power transformation framework. In other embodiments, the auxiliary supporting columns may be disposed in both of the two supporting assemblies, which is not limited herein.

Further, to mount wires, the composite power transformation framework 1000 includes two first wire mounting plates (not shown) and two second wire mounting plates (not shown). The two first wire hanging plates are respectively arranged on two free ends 1021 of the quadrilateral structure and are used for hanging the same phase of lead; the two second suspension plates are respectively arranged on the two flange assemblies 300 and are respectively used for suspending two phases of wires. A plurality of wire hanging holes are formed in the first wire hanging plate and the second wire hanging plate and used for hanging wires. Because first supporting part 211 and insulating section 221 are composite insulating material, have good insulating properties, consequently the wire can directly articulate on the second hanging board through the hanging wire gold utensil.

In another embodiment, as shown in fig. 2, in order to further improve the tensile strength of the composite beam assembly 100, the composite beam assembly 100 includes five line composite insulators 102, wherein four line composite insulators 102 are connected end to form a quadrilateral structure, two vertices (i.e., nodes where two line composite insulators 102 are connected to each other) in the quadrilateral structure are respectively and fixedly connected to the ends of two supporting assemblies 200 through two flange assemblies 300, the other two vertices are free ends 1021, and the two free ends 1021 of the composite beam assembly 100 are respectively used for hanging wires. The other line composite insulator 102 is disposed inside the quadrilateral structure, and two ends of the line composite insulator 102 are respectively connected to two free ends 1021 of the quadrilateral structure. Such an arrangement may further provide tension to composite beam assembly 100 in the direction of wire extension to ensure structural stability.

The wires or jumper structures respectively hung between the wires on the two free ends 1021 for electric connection can be hung on the line composite insulator 102 arranged in the quadrilateral structure through wire clamps to prevent windage yaw and other problems.

In another embodiment, as shown in fig. 3, in order to improve the stability of the composite power transformation framework 1000 in the direction perpendicular to the extension direction of the wires, the composite beam assembly 100 includes four line composite insulators 102 and a post composite insulator 101, wherein the four line composite insulators 102 are connected end to form a quadrilateral structure, two vertexes (i.e., nodes where the two line composite insulators 102 are connected to each other) in the quadrilateral structure are fixedly connected to the ends of the two support assemblies 200 through two flange assemblies 300, the other two vertexes are free ends 1021, and the two free ends 1021 of the quadrilateral structure are used for hanging the wires. Both ends of one post composite insulator 101 are fixedly connected to the ends of two support members 200 through two flange members 300, respectively. The wires respectively hung at the two free ends 1021 of the quadrilateral structure can be electrically connected through the wires or by the jumper, and the wires or the jumper between the two free ends 1021 can be hung on the post composite insulator 101, so that the problems of wind deflection, jumper and the like are prevented.

The composite power transformation framework 1000 comprises two first suspension plates (not shown) and two second suspension plates (not shown) for suspending wires. The two first wire hanging plates are respectively arranged on two free ends 1021 of the quadrilateral structure. In this embodiment, due to the existence of the post composite insulator 101, two second suspension plates may be respectively disposed at the connection positions of the post composite insulator 101 and the two flange assemblies 300, and interposed between the end flanges of the post composite insulator 101 and the flange assemblies 300. Because the post composite insulator 101, the first supporting part 211 and the insulating section 221 are made of composite insulating materials and have good insulating performance, the wire can be directly hung on the second wire hanging plate through a wire hanging hardware fitting.

The arrangement of the post composite insulator 101 can further enhance the transverse rigidity of the composite power transformation framework 1000, and prevent the composite power transformation framework 1000 from deforming under the condition of strong wind. Of course, in other embodiments, the composite beam assembly may also include two, three or more post composite insulators, and a plurality of post composite insulators are connected to each other and disposed between two support assemblies, where the number of the post composite insulators is not particularly limited, depending on actual requirements.

Specifically, in order to hook more loops of wires on one composite power transformation framework 1000, a plurality of connecting members may be arranged at intervals on the post composite insulator 101 for hooking the wires, so as to increase the number of the wires hooked on the composite power transformation framework 1000, thereby reducing the cost. In other embodiments, the number of the support assemblies is not limited to two, and may be three or more, and the composite insulator is erected on a plurality of support assemblies, so that the stability is better. Each support assembly may also include three or more support columns so that the support columns may be reduced in size for ease of handling and transportation.

In another embodiment, as shown in fig. 4, the composite beam assembly 100 includes six line composite insulators 102 and one post composite insulator 101, wherein four line composite insulators 102 are connected end to form a quadrilateral structure, two vertices (i.e., nodes where the two line composite insulators 102 are connected to each other) in the quadrilateral structure are respectively and fixedly connected to the ends of two support assemblies 200, the other two vertices are free ends 1021, and the two free ends 1021 of the quadrilateral structure are respectively used for hanging wires. Both ends of a post composite insulator 101 are fixedly connected to the ends of two support members 200, respectively. One end of each of the other two line composite insulators 102 is fixedly connected to the middle of the post composite insulator 101, and the other end is connected to two free ends 1021 of the quadrilateral structure, so as to provide a pulling force to the composite cross beam assembly 100 in the wire extending direction.

Specifically, in order to hook more wires, a connecting member (not shown) may be further disposed on the post composite insulator 101. Preferably, the connecting members may be symmetrically sleeved on the post composite insulator 101 about a connecting line of the two free ends 1021, so that the composite cross beam assembly 100 may have a symmetrical structure with balanced stress. The connecting piece can be glued and fixed on the pillar composite insulator 101, specifically, the pillar composite insulator 101 comprises an insulating tube and an umbrella skirt, the insulating tube is a glass fiber insulating tube, the umbrella skirt is a rubber umbrella skirt, and the umbrella skirt wraps the glass fiber insulating tube through an integral injection process. The periphery of the glass fiber insulating tube is sleeved with the connecting piece, and meanwhile, the connecting part of the connecting piece and the glass fiber insulating tube is covered by the rubber umbrella skirt in a sealing mode so as to guarantee good electrical insulating performance of the pillar composite insulator 101. In other embodiments, the number of the connecting members may be multiple, and the connecting members are respectively hung at different positions on the post composite insulator for hanging the multi-phase wires, and the specific number is based on actual requirements and is not limited herein.

In another embodiment, as shown in fig. 5 and 6, in order to enhance the structural strength and stability of the entire power transformation frame 1000, the composite cross beam assembly 100 includes six line composite insulators 102 and two post composite insulators 101, wherein one ends of the two post composite insulators 101 are connected to each other, and the other ends are respectively and fixedly connected to the ends of the two support assemblies 200. The four line composite insulators 102 are connected end to form a quadrilateral structure, two vertexes (namely, the nodes where the two line composite insulators 102 are connected with each other) in the quadrilateral structure are respectively and fixedly connected with the end parts of the two supporting components 200, the other two vertexes are free ends 1021, and the two free ends 1021 in the quadrilateral structure are respectively used for hanging and connecting wires. One end of each of the other two line composite insulators 102 is connected to two free ends 1021 of the quadrilateral structure, and the other end is fixedly connected to the position where the two post composite insulators 101 are connected to each other, so as to provide a tensile force to the composite beam assembly 100 in the wire extending direction better. In other embodiments, three or more post composite insulators may be further included, and eight or more line composite insulators may also be included, which is not specifically limited herein, depending on the actual requirements.

The line composite insulator 102 has excellent tensile property, can well bear the tensile force of incoming and outgoing lines under the condition of smaller specification and size, and does not have brittle failure. The post composite insulator 101 has good bending resistance and sufficient support strength. The two are used in a matching way, so that respective advantages can be fully exerted, and the maximum effect is realized.

The axis of the line composite insulator 102 and the axis of the post composite insulator 101 are located in the same horizontal plane, and are used for providing horizontal tension. Of course, in other embodiments, the axes of the four line composite insulators and the axes of the post composite insulators may also be on the same curved surface, and such an arrangement may optimize the overall stress of the composite beam assembly, so that the structure is more stable.

It should be noted that each composite cross beam assembly 100 is provided with three or a multiple of three wire hanging points, for example, three, six, or nine wire hanging points. Three adjacent wire hanging points are respectively hung on A, B, C three-phase wires, and enough in-phase electrical safety distance needs to be ensured among A, B, C three phases. In addition, a safe electrical distance between phases needs to be ensured between each loop (one loop comprises A, B, C three phases). Specifically, the wire hanging point may be directly disposed on the composite post insulator, or the wire hanging point may be disposed on the connection node between the composite post insulators and the end of the composite cross beam assembly, which is selected according to the actual situation, and is not limited herein.

To sum up, this application provides the planar pulling force of perpendicular to composite power transformation framework for the wire that articulates on composite power transformation framework through circuit composite insulator based on the unique atress mode of composite power transformation framework, and full play circuit composite insulator's tensile strength can reduce composite power transformation framework's cost under the condition that provides effective support.

And the mode that the post composite insulator and the line composite insulator are mutually matched is adopted, the structure of the beam stressed in the single horizontal direction in the composite power transformation framework in the prior art is optimized into a beam providing tension in multiple directions, the supporting capability of the post composite insulator and the tensile capability of the line composite insulator are fully exerted, and lower cost can be ensured under the condition of increasing the supporting strength and the structural stability.

The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims (10)

1. A composite power transformation framework, comprising:

a composite beam assembly and a support assembly;

the composite cross beam assembly comprises at least four line composite insulators, and the four line composite insulators are connected end to form a quadrilateral structure;

the number of the supporting components is at least two, two vertexes of the quadrilateral structure are respectively connected with the two supporting components, and the other two vertexes are free ends.

2. A composite power transformation framework according to claim 1, wherein said line composite insulators are five, and two ends of one of said line composite insulators are connected to two said free ends of said quadrilateral structure, respectively.

3. A composite power transformation framework according to claim 1, wherein said composite beam assembly further comprises at least one post composite insulator, at least one of said post composite insulators being fixedly mounted to said support assembly.

4. A composite power transformation framework according to claim 3, wherein said line composite insulators are six, and two of said line composite insulators are fixedly connected at one end to the middle of said post composite insulator and at the other end to the two free ends of said quadrilateral structure, respectively.

5. A composite power transformation framework according to claim 1, wherein two of said free ends of said quadrilateral structure are adapted for hooking wires.

6. A composite power transformation framework according to claim 1, wherein said composite beam assembly further comprises two post composite insulators, one end of each of said two post composite insulators being connected to each other and the other end of each of said two post composite insulators being fixedly connected to each of said two support assemblies.

7. A composite power transformation framework according to claim 6, wherein said line composite insulators are six, and one end of each of said two line composite insulators is fixedly connected to one end of each of said two post composite insulators, and the other end of each of said two line composite insulators is connected to two free ends of said quadrilateral structure.

8. A composite power transformation framework according to claim 3, wherein said post composite insulators are provided with a plurality of connectors at intervals for hanging wires.

9. A composite power transformation framework according to claim 1, wherein said support assembly comprises at least two support posts, and ends of said composite cross beam assembly are fixedly connected to said two support posts by flange assemblies.

10. A composite power transformation framework according to claim 9, wherein said support posts comprise a first support portion and a second support portion, said first support portion being of composite insulating material, said first support portion being disposed between said composite beam assembly and said second support portion.

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