CN208142478U - Retractable medium voltage grounding wire - Google Patents

Abstract

An embodiment of the present application provides a retractable medium-voltage grounding wire, which relates to the technical field of grounding equipment. Including: at least one single-phase ground wire member. A grounding wire, the first end of which is connected to each single-phase grounding wire component in the at least one single-phase grounding wire component. The wire take-up reel is connected to the first end, and is used for at least partially storing the grounding wire. This not only realizes the convenient storage of the grounding wires, but also avoids the mutual entanglement of the unstored grounding wires and the wires in at least one other single-phase grounding wire component, and there is no need to rearrange the four grounding wires every time. It can be used, saving manpower and energy, and improving work efficiency.

Description

Retractable medium voltage grounding wire

technical field

The present application relates to the technical field of grounding equipment, in particular, to a retractable medium-voltage grounding wire.

Background technique

At present, three-phase medium-voltage grounding wires are usually used to provide grounding for three-phase electrical equipment.

In the existing three-phase medium-voltage grounding wires, the grounding wires of each phase are generally connected to the corresponding grounding position of each phase of the electrical equipment, and then the three grounding wires are merged to form a grounding wire.

Utility model content

The purpose of this application is to provide a retractable medium-voltage grounding wire.

Embodiments of the application are achieved in the following ways:

In a first aspect, an embodiment of the present application provides a retractable medium-voltage grounding wire, including: at least one single-phase grounding wire component. A grounding wire, the first end of the grounding wire is connected to each single-phase grounding wire component in the at least one single-phase grounding wire component. A wire take-up reel, the wire take-up reel is connected to the first end, and is used to store at least part of the ground wire.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the wire take-up reel includes: a rotating shaft. A wire take-up housing, the wire take-up housing is sleeved and connected to the rotating shaft. There is an annular cavity inside the wire take-up housing, and a wire inlet and a wire take-up opening are respectively arranged on the wire take-up housing. The first One end passes through the wire inlet and is connected to the wire inlet, the second end of the ground wire opposite to the first end extends through the wire inlet to the outside of the wire tray, and When the wire-receiving housing rotates around the rotating shaft, the grounding wire is at least partially accommodated in the annular cavity through the wire-receiving opening.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the wire take-up reel includes: a rotating rocker installed on the wire receiving housing. A fixed handle is installed on the rotating shaft.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the wire receiving case is cylindrical.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, each single-phase grounding wire member includes: a grounding rod, and the grounding rod is used to be connected to a grounding point. A single-phase ground wire; the single-phase ground wire has a first ground end and a second ground end opposite to each other, the first ground end is connected to the ground rod, and the second ground end is connected to the first end .

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the ground rod includes: a rod body, and the rod body has an opposite ground end and a control end. A ground point buckle, the ground point buckle is respectively connected to the ground end and the first ground end, and the control axis of the ground point buckle is along the direction from the ground end to the control end through the rod body. An insulating control handle, the insulating control handle is rotationally connected with the control end, and is also connected with the control shaft, the rotation of the insulating control handle relative to the rod body drives the control shaft to rotate, so that the The control shaft controls the buckle of the grounding point buckle to be in an open or closed state through rotation.

In combination with the technical solution provided in the first aspect above, in some possible implementations, the grounding pole includes: a grounding pole grip, the grounding pole grip is installed on the pole body and is close to the control end.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the method further includes: a grounding buckle, where the grounding buckle is connected to the second end.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, the number of at least one single-phase ground wire member is three.

In combination with the technical solution provided in the first aspect above, in some possible implementation manners, both the grounding buckle and the grounding buckle are made of conductive materials.

Compared with the prior art, the beneficial effects of the embodiments of the present application are:

After each single-phase grounding wire member in the at least one single-phase grounding wire member is connected to the grounding wire, by connecting the wire take-up tray to the first end of the grounding wire, the wire receiving tray can at least partially store the grounding wire . This not only realizes the convenient storage of the grounding wires, but also avoids the mutual entanglement of the unstored grounding wires and the wires in at least one other single-phase grounding wire component, and there is no need to reorganize the four grounding wires every time it is used It can be used, saving manpower and energy, and improving work efficiency.

In order to make the above-mentioned purpose, features and advantages of the present application more comprehensible, preferred embodiments will be described in detail below together with the accompanying drawings.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, so It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Figure 1 shows a schematic structural diagram of a retractable medium-voltage grounding wire provided by an embodiment of the present application;

Fig. 2 shows a schematic structural diagram of a single-phase grounding wire component in a retractable medium-voltage grounding wire provided by an embodiment of the present application;

Fig. 3 shows a schematic structural diagram of a take-up reel for a retractable medium-voltage grounding wire according to an embodiment of the present application.

Icon: 100-retractable medium-voltage grounding wire; 110-single-phase grounding wire component; 111-single-phase grounding wire; 1111-first grounding end; 1112-second grounding end; 112-grounding rod; 1121-rod body; 1122-ground terminal; 1123-control terminal; 1124-ground point buckle; 1125-buckle; 1126-control shaft; 1127-insulation control handle; One end; 122-second end; 130-coil reel; 131-rotating shaft; 132-coil housing; 1321-annular cavity; 1322-wire inlet; 134-fixed handle; 140-grounding buckle.

Detailed ways

The existing three-phase medium-voltage grounding wire has a structure in which three grounding wires converge to form one grounding wire, so that the existing three-phase medium-voltage grounding wire can meet the usual grounding use.

The inventor found through long-term practical research that due to the large number of neutral wires in the existing three-phase medium-voltage grounding wires (a total of four wires), the converging ground wires are easily entangled with the other three grounding wires, which is not only unfavorable for storage, but also Before each use, it is necessary to rearrange the four grounding wires before use. In this way, not only wasted manpower and energy, but also reduced work efficiency.

The defects in the solutions in the above prior art are all the results obtained by the inventor after practice and careful research. Therefore, the discovery process of the above problems and the solutions to the above problems proposed by the embodiments of the present application below , should be the inventor’s contribution to the application during the application process.

After each single-phase grounding wire member in the at least one single-phase grounding wire member is connected to the grounding wire, by connecting the wire take-up tray to the first end of the grounding wire, the wire receiving tray can at least partially store the grounding wire . This not only realizes the convenient storage of the grounding wires, but also avoids the mutual entanglement of the unstored grounding wires and the wires in at least one other single-phase grounding wire component, and there is no need to reorganize the four grounding wires every time it is used It can be used, saving manpower and energy, and improving work efficiency.

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all of them. The components of the embodiments of the application generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without making creative efforts belong to the scope of protection of the present application.

In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "middle", "upper", "vertical", "horizontal", "inner" etc. are based on the orientations or positions shown in the drawings relationship, or the orientation or positional relationship that the application product is usually placed in use, is only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation construction and operation, therefore should not be construed as limiting the application. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "perpendicular", etc. do not imply that a component is absolutely level or overhanging, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of this application, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.

Please refer to FIG. 1 , the embodiment of the present application provides a retractable medium-voltage grounding wire 100, which includes: at least one single-phase grounding wire member 110, a grounding wire 120, a take-up tray 130 and a grounding wire Buckle 140.

As shown in Fig. 1 and Fig. 2, the quantity of at least one single-phase grounding wire member 110 is 3, for example, at least one single-phase grounding wire member 110 can be respectively: A phase single-phase grounding wire member 110, B phase single-phase The ground wire member 110 and the C-phase single-phase ground wire member 110 . In this embodiment, the structure of each single-phase grounding wire member 110 in the at least one single-phase grounding wire member 110 is the same. The structure of the single-phase ground wire member 110 will be described with reference to any single-phase ground wire member 110 among the phase ground wire members 110 .

Specifically, the single-phase ground wire component 110 includes: a single-phase ground wire 111 and a ground rod 112 .

The single-phase ground wire 111 may be a flexible metal wire made of conductive metal. The flexible metal wire of the single-phase ground wire 111 enables the single-phase ground wire 111 to have a first ground terminal 1111 and a second ground terminal 1112 opposite to each other. Wherein, the first ground terminal 1111 is connected to the ground rod 112 , and the second ground terminal 1112 is connected to the ground wire 120 .

The ground rod 112 may specifically include: a rod body 1121 , a ground point buckle 1125 1124 , an insulating control handle 1127 and a ground rod grip 1128 .

The rod body 1121 may be a rod-shaped structure made of insulating material. The rod-shaped structure of the rod body 1121 enables the rod body 1121 to have opposite grounding ends 1122 and control ends. In addition, for ease of operation, the rod body 1121 should not be too heavy, that is, the rod body 1121 can also be a hollow rod-shaped structure.

The ground point buckle 1125 and the part 1124 may be made of conductive material, and specifically may include: a buckle 1125 and a control shaft 1126 .

The buckle 1125 of the buckle 1125 of the ground point 1124 is respectively connected with the ground end 1122 of the rod body 1121 and the first ground end 1111 of the single-phase ground wire 111 . The control shaft 1126 of the ground point buckle 1125 1124 can pass through the rod body 1121 along the direction from the ground end 1122 of the rod body 1121 to the control end of the rod body 1121 .

The insulating handle 1127 may be a grip-like structure made of insulating material. The insulating control handle 1127 can be rotatably connected with the control end 1123 of the rod body 1121, and is also connected with the control shaft 1126 of the ground point buckle 1125 part 1124. Based on this, when the user holds and turns the insulating control handle 1127, the insulating control handle 1127 can rotate relative to the rod body 1121, and drive the control shaft 1126 to rotate, so that the control shaft 1126 can control the grounding point buckle 1125 through the rotation. The buckle 1125 of the piece 1124 is in an open or closed state, so that when the buckle 1125 is in the open state, it can be placed at the grounding point of the electrical equipment or removed from the grounding point of the electrical equipment, and the buckle 1125 is closed In the state, the grounding point of the electrical equipment can be buckled 1125 to live.

The ground rod handle 1128 can also be a handle-shaped structure made of insulating material, the ground rod handle 1128 can be installed on the rod body 1121 and close to the control end 1123, so that the user can hold the ground rod to hold Turn 1128 to operate the ground rod 112 safely.

As shown in FIGS. 1 and 3 , the ground wire 120 may also be a flexible metal wire made of conductive metal. The flexible metal wire of the ground wire 120 also enables the ground wire 120 to have opposite first ends 121 and second ends 122 . Wherein, the first end 121 is connected to each single-phase ground wire member 110 in at least one single-phase ground wire member 110 , that is, the first end 121 is connected to the second ground end 1112 of each single-phase ground wire 111 . The second end 122 is connected to the grounding buckle 140 .

The wire take-up tray 130 is connected to the first end 121 of the ground wire 120 so as to store the ground wire 120 at least partially.

Specifically, the wire take-up reel 130 may include: a rotating shaft 131 , a wire take-up housing 132 , a rotating rocker 133 and a fixed handle 134 .

The rotating shaft 131 can be a conventional rotating shaft 131 on the market.

The take-up housing 132 is cylindrical as a whole, and the take-up housing 132 can be sleeved and connected to the turn. Wherein, after the wire take-up housing 132 is sheathed with the rotating shaft 131 , the axis of the wire receiving housing 132 may coincide with the axis of the rotating shaft 131 . In this way, the take-up housing 132 can be based on the rotating shaft 131 and rotate relative to the rotating shaft 131 with the axis of the rotating shaft 131 as the axis.

When the rotating shaft 131 is sheathed, there may be an annular cavity 1321 inside the wire receiving case 132 , and the wire receiving case 132 is also provided with a wire inlet 1322 and a wire receiving port 1323 respectively. The first end 121 of the grounding wire 120 can pass through the wire inlet 1322 and be connected to the wire inlet 1322, while the second end 122 of the grounding wire 120 can extend from the annular cavity 1321 through the wire receiving port 1323 To the outside of the take-up reel 130. Based on this, when the wire-receiving housing 132 rotates around the rotating shaft 131 , the wire-receiving housing 132 can at least partially store the grounding wire 120 in the annular cavity through the wire-receiving opening 1323 .

The rotating rocker 133 can be a rod-shaped structure made of insulating material, and the rotating rocker 133 can be installed on the wire receiving case 132 . By holding the rotating rocker 133 and applying force to the rotating rocker 133 , the user can control the rotation of the wire receiving housing 132 around the rotating shaft 131 .

The fixed handle 134 may be a handle-shaped structure made of insulating material, and the fixed handle 134 may be installed on the rotating shaft 131 . By holding the fixed handle 134 , the user can fix the rotation when the wire-receiving housing 132 rotates around the rotating shaft 131 , so that the wire-receiving housing 132 is more convenient to rotate.

As also shown in FIG. 1 , the grounding buckle 140 can also be made of conductive material, and the grounding buckle 140 can be connected to the second end 122 of the grounding wire 120 . In actual use, the grounding buckle 140 can be buckled 1125 to an external grounding point, so as to realize the grounding of electrical equipment.

To sum up, the embodiment of the present application provides a retractable medium-voltage grounding wire, including: at least one single-phase grounding wire component. A grounding wire, the first end of which is connected to each single-phase grounding wire component in the at least one single-phase grounding wire component. The wire take-up reel is connected to the first end, and is used for at least partially storing the grounding wire.

After each single-phase grounding wire member in the at least one single-phase grounding wire member is connected to the grounding wire, by connecting the wire take-up tray to the first end of the grounding wire, the wire receiving tray can at least partially store the grounding wire . This not only realizes the convenient storage of the grounding wires, but also avoids the mutual entanglement of the unstored grounding wires and the wires in at least one other single-phase grounding wire component, and there is no need to reorganize the four grounding wires every time it is used It can be used, saving manpower and energy, and improving work efficiency.

The above are only preferred embodiments of the present application, and are not intended to limit the present application. For those skilled in the art, there may be various modifications and changes in the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application. It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

The above is only the specific implementation of the application, but the scope of protection of the application is not limited thereto. Anyone familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the application, and should cover Within the protection scope of this application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims (10)

1. crimping ground wire in a kind of intake type, which is characterized in that including：

At least one single-phase earthing line components；

Each single-phase earthing line components in ground line, the first end of the ground line and at least one described single-phase earthing line components It is all connected with；

Take-up reel, the take-up reel are connect with the first end, for being grounded at least part of storage for described.

2. crimping ground wire in intake type according to claim 1, which is characterized in that the take-up reel includes：

Shaft；

Take-up shell, the take-up valve jacket set and connect the shaft, have a ring-shaped cavity, the take-up shell in the take-up shell On be respectively arranged with incoming line and take-up mouth, the first end passes through the incoming line and is connected at the incoming line, described Be grounded relatively described first end second end pass through the take-up mouth extend to outside the take-up reel and the take-up shell with When the shaft is axis rotation, the ground line is accommodated in the ring-shaped cavity by the way that the take-up mouth is at least part of It is interior.

3. crimping ground wire in intake type according to claim 2, which is characterized in that the take-up reel includes：

Rotating rocker, the rotating rocker are mounted on the take-up shell；

Fixed handle, the fixed handle are mounted in the shaft.

4. crimping ground wire in intake type according to claim 2, which is characterized in that

The take-up shell is cylindrical.

5. crimping ground wire in intake type according to claim 3, which is characterized in that each single-phase earthing line components include：

Earth brace, the earth brace is for being connected at grounding point；

Single-phase earthing line；The single-phase earthing line has opposite the first ground terminal and the second ground terminal, first ground terminal It is connect with the earth brace, second ground terminal is connect with the first end.

6. crimping ground wire in intake type according to claim 5, which is characterized in that the earth brace includes：

Bar body, the bar body have opposite ground terminal and control terminal；

Grounding point fastener, the grounding point fastener is connect with the ground terminal and first ground terminal respectively, described to connect The control shaft of place fastener runs through the bar body along the direction for being directed toward the control terminal from the ground terminal；

Insulation control handle, the insulation control handle are rotatablely connected with the control terminal, and also with the control axis connection, described Insulation control drives the control shaft to rotate the rotation relative to the bar body, so that the control shaft passes through rotation control The buckle of the grounding point fastener is in open or closed state.

7. crimping ground wire in intake type according to claim 6, which is characterized in that the earth brace further includes：

Earth brace holds handle, and the earth brace is held being mounted in the bar body and close to the control terminal.

8. crimping ground wire in intake type according to claim 7, which is characterized in that further include：

Grounding clamp fastener, the grounding clamp fastener are connect with the second end.

9. crimping ground wire in intake type according to claim 8, which is characterized in that

The quantity of at least one single-phase earthing line components is 3.

10. crimping ground wire in intake type according to claim 9, which is characterized in that

The grounding point fastener and the grounding clamp fastener are that conductive material is made.