CN211045231U - High-voltage cable connector of internal insulation type excitation transformer - Google Patents
High-voltage cable connector of internal insulation type excitation transformer Download PDFInfo
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- CN211045231U CN211045231U CN201921742920.5U CN201921742920U CN211045231U CN 211045231 U CN211045231 U CN 211045231U CN 201921742920 U CN201921742920 U CN 201921742920U CN 211045231 U CN211045231 U CN 211045231U
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- truck
- voltage cable
- excitation transformer
- cable joint
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Abstract
The utility model discloses an internal insulation formula exciting transformer high tension cable connects, include: the excitation transformer wiring terminal is arranged on the three-axis truck; the excitation transformer is fixedly arranged between a first row of wheels and a third row of wheels which are counted backwards from the head of the three-axle truck; the high-voltage cable joint is used for being connected with an exciting transformer wiring terminal arranged on the three-axis truck, and the high-voltage connecting cable is connected with the high-voltage connecting cable joint; and the high-voltage cable connector is in plug-in connection with an exciting transformer wiring terminal arranged on the three-axis truck. The utility model provides a restricted problem in installation environment space to shorten installation time, can stabilize the cable of connecting 10kV and above voltage device in narrow and small space, make it realize normal circular telegram test or work, also can normally use in the space that originally is not restricted, shortened cable junction time.
Description
Technical Field
The utility model relates to a transformer technical field, more specifically relates to an internal insulation formula excitation transformer high tension cable connects.
Background
The 750kV resonance reactor is widely applied to the ultrahigh voltage transmission industry, the existing equipment is fixed equipment, the requirement on the use environment is not high, the wiring environment is basically not limited, a special structure is not needed, and the existing common structure is in a screw fastening type.
However, the test equipment is large in size and heavy in weight (the diameter is 1.5 meters, the height is 7.2 meters, and the total mass reaches 14 tons), the whole transportation cannot be realized (the height of the whole vehicle cannot exceed 4 meters according to the national road transportation standard), the existing equipment needs to be assembled in advance before each test, the planing and transporting time is removed, the assembling time exceeds 8 hours, and the actual test time is less than half an hour. The whole set of equipment is concentrated on a three-axis truck, so that the assembly time is saved, and the preparation time before each test is shortened to be within 10 minutes. However, the integration into a three-axle truck presents problems: the operation space is severely limited, various cable joints can not be disassembled randomly, the cable voltage is 10kV, the connection is tight, and if the connection is not tight, the test data is wrong and even accidents are caused due to easy heating during the test. Therefore, a new cable joint structure is needed to solve the problem that the connection operation cannot be performed due to the limited operation space, and to ensure that the joint connection is tight and free of virtual connection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide an internal insulation formula exciting transformer high tension cable connects, solved the limited problem in installation environment space to installation time has been shortened.
The purpose of the utility model is realized through the following technical scheme:
an inner insulation type excitation transformer high-voltage cable joint, comprising:
the excitation transformer wiring terminal is arranged on the three-axis truck; the excitation transformer is fixedly arranged between a first row of wheels and a third row of wheels which are counted backwards from the head of the three-axle truck;
the high-voltage cable joint is used for being connected with the exciting transformer wiring terminal arranged on the three-axis truck, and the high-voltage connecting cable is connected with the high-voltage cable joint; and the high-voltage cable joint is in plug-in connection with an exciting transformer wiring terminal arranged on the triaxial truck.
Furthermore, the high-voltage cable connector comprises a quick-pull and quick-plug type high-voltage cable connector.
Furthermore, the high-voltage cable joint and an excitation transformer wiring terminal arranged on the triaxial truck are in press type locking connection.
Furthermore, the high-voltage cable joint and an excitation transformer wiring terminal arranged on the triaxial truck are in lock catch type locking connection.
Furthermore, the high-voltage cable joint is in rotary locking connection with a wiring terminal of an excitation transformer arranged on the three-axis truck.
Furthermore, the high-voltage cable connector is in spring type locking connection with an exciting transformer wiring terminal arranged on the three-axis truck.
The utility model has the advantages that:
(1) the utility model provides a restricted problem in installation environment space to shorten installation time, can stabilize the cable of connecting 10kV and above voltage device in narrow and small space, make it realize normal circular telegram test or work, also can normally use in the space that originally is not restricted, shortened cable junction time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 according to these drawings without inventive exercise.
Fig. 1 is a schematic view of a first structure of the present invention;
fig. 2 is a second schematic structural view of the present invention;
fig. 3 is a schematic view of a third structure of the present invention;
in the figure, 505 represents the exciter transformer mounting location, 201 represents the cable connection location, 12 represents the high-voltage connection cable, 13 represents the high-voltage cable connector, and 14 represents the exciter transformer terminal.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Before describing the embodiments, some necessary terms need to be explained. For example:
if the terms "first," "second," etc. are used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.
The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.
When the terms "comprises" and/or "comprising" are used in this specification, these terms are intended to specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence and/or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
As shown in fig. 1 to 3, an internal insulation type excitation transformer high-voltage cable joint includes:
an excitation transformer terminal 14 arranged on the three-axis truck; the excitation transformer is fixedly arranged between a first row of wheels and a third row of wheels which are counted backwards from the head of the three-axle truck;
the high-voltage cable joint 13 is used for being connected with an excitation transformer wiring terminal arranged on the triaxial truck, and the high-voltage connecting cable 12 is connected with the high-voltage cable joint 13; and the high-voltage cable joint 13 is in plug-in connection with an excitation transformer wiring terminal 14 arranged on the three-axis truck.
Furthermore, the high-voltage cable connector comprises a quick-pull and quick-plug type high-voltage cable connector.
Furthermore, the high-voltage cable joint and an excitation transformer wiring terminal arranged on the triaxial truck are in press type locking connection.
Furthermore, the high-voltage cable joint and an excitation transformer wiring terminal arranged on the triaxial truck are in lock catch type locking connection.
Furthermore, the high-voltage cable joint is in rotary locking connection with a wiring terminal of an excitation transformer arranged on the three-axis truck.
Furthermore, the high-voltage cable connector is in spring type locking connection with an exciting transformer wiring terminal arranged on the three-axis truck.
Example 1
As shown in fig. 1-3, the technical personnel in the field can be with the utility model relates to an interior insulation formula excitation transformer high tension cable connects implements, is provided with:
an excitation transformer terminal 14 arranged on the three-axis truck; the excitation transformer is fixedly arranged between a first row of wheels and a third row of wheels which are counted backwards from the head of the three-axle truck;
the high-voltage cable joint 13 is used for being connected with an excitation transformer wiring terminal arranged on the triaxial truck, and the high-voltage connecting cable 12 is connected with the high-voltage cable joint 13; and the high-voltage cable joint 13 is in plug-in connection with an excitation transformer wiring terminal 14 arranged on the three-axis truck. An excitation transformer terminal 14 is connected to the excitation transformer mounting position 505, and a high-voltage cable terminal 13 is connected to the cable terminal position 201.
In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are used in a generic sense as is understood by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.
Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.
Claims (6)
1. The utility model provides an interior insulation formula excitation transformer high tension cable connects which characterized in that includes:
an excitation transformer terminal (14) arranged on the three-axle truck; the excitation transformer is fixedly arranged between a first row of wheels and a third row of wheels which are counted backwards from the head of the three-axle truck;
and a high voltage cable joint (13) used for connecting with the excitation transformer wiring terminal arranged on the three-axle truck, and a high voltage connecting cable (12) connected with the high voltage cable joint (13); and the high-voltage cable joint (13) is in plug-in connection with an excitation transformer wiring terminal (14) arranged on the three-axis truck.
2. An internally insulated exciter transformer high-voltage cable joint according to claim 1, comprising a quick-pull, quick-plug high-voltage cable joint.
3. The connector of claim 1, wherein the connector is press-fit to the exciter terminal of a triaxial truck.
4. The connector of claim 1, wherein the connector is snap-lock connected to the exciter terminal of the triaxial truck.
5. The connector of claim 1, wherein the connector is a twist lock connection with the field transformer terminals on a triaxial truck.
6. The high-voltage cable joint of the internal insulation type excitation transformer as claimed in claim 5, wherein the high-voltage cable joint is in spring type locking connection with the excitation transformer wiring terminal arranged on a triaxial truck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742920.5U CN211045231U (en) | 2019-10-17 | 2019-10-17 | High-voltage cable connector of internal insulation type excitation transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921742920.5U CN211045231U (en) | 2019-10-17 | 2019-10-17 | High-voltage cable connector of internal insulation type excitation transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211045231U true CN211045231U (en) | 2020-07-17 |
Family
ID=71568200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921742920.5U Active CN211045231U (en) | 2019-10-17 | 2019-10-17 | High-voltage cable connector of internal insulation type excitation transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211045231U (en) |
-
2019
- 2019-10-17 CN CN201921742920.5U patent/CN211045231U/en active Active
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