CN112510386A - Grounding wire device - Google Patents
Grounding wire device Download PDFInfo
- Publication number
- CN112510386A CN112510386A CN202011310305.4A CN202011310305A CN112510386A CN 112510386 A CN112510386 A CN 112510386A CN 202011310305 A CN202011310305 A CN 202011310305A CN 112510386 A CN112510386 A CN 112510386A
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- Prior art keywords
- clamping
- clamping assembly
- supporting seat
- assembly
- clamping jaw
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- Electric Cable Installation (AREA)
Abstract
The invention relates to the technical field of power engineering equipment, and discloses a grounding wire device which comprises a first clamping assembly and a second clamping assembly, wherein the distance between the first clamping assembly and the second clamping assembly is adjustable; first clamping component and second clamping component all include the supporting seat and rotate the clamping jaw that sets up on the supporting seat, and one side of clamping jaw is cambered surface clamping part, and the opposite side is plane clamping part, and it can make first clamping component's cambered surface clamping part relative with second clamping component's cambered surface clamping part to rotate the clamping jaw, or first clamping component's plane clamping part is relative with second clamping component's plane clamping part. Compared with a flat grounding wire or a bayonet grounding wire in the prior art, the grounding wire device provided by the invention can be used for grounding different types of electrified equipment, and is wide in application range and convenient to use. Meanwhile, the purchase cost and the inspection test cost of the grounding tool are reduced, the monthly inspection workload of workers is reduced, and the occupied space for accommodating the grounding tool is saved.
Description
Technical Field
The invention relates to the technical field of power engineering equipment, in particular to a grounding wire device.
Background
The grounding wires in the transformer substation can be divided into an indoor busbar type grounding wire, a transformer line type grounding wire and an outdoor line type grounding wire according to the use environment. Generally, during maintenance, the ground clamps of the indoor busbar type ground wire and the substation busbar type ground wire are connected with the busbar of the live equipment, so the ground clamps of the indoor busbar type ground wire and the substation busbar type ground wire generally adopt flat type ground wires. The grounding clamps of the transformer line type grounding wire and the outdoor line type grounding wire are connected with the exposed copper wire or the steel-cored aluminum stranded wire of the electrified equipment, so the grounding clamps of the transformer line type grounding wire and the outdoor line type grounding wire generally adopt bayonet type grounding wires.
Therefore, various types of grounding wires are required to be configured in each transformer substation, and matching is selected according to the requirements of users so as to be connected with different grounding objects. Thereby lead to the cost improvement of purchasing earthing tool, the storage area that earthing tool needs to occupy increases, has increased the work load that the staff examined earthing tool monthly simultaneously, has increased annual earthing tool censorship test cost.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a ground wire device that can be connected to different types of live equipment for grounding, has a wide application range, reduces the acquisition cost and the inspection test cost of grounding tools for substations, reduces the monthly inspection workload of workers, and saves the floor space for storing grounding tools.
In order to achieve the purpose, the invention adopts the following technical scheme:
a ground wire device comprising:
the distance between the first clamping assembly and the second clamping assembly is adjustable;
first clamping component with second clamping component all include the supporting seat and rotate set up in clamping jaw on the supporting seat, one side of clamping jaw is cambered surface clamping part, and the opposite side is plane clamping part, rotates the clamping jaw can make first clamping component's cambered surface clamping part with second clamping component's cambered surface clamping part is relative, or first clamping component's plane clamping part with second clamping component's plane clamping part is relative.
As a preferable aspect of the ground wire device of the present invention, the support base is provided with a first accommodating groove, and the clamping jaw is provided with a rotating shaft, and the rotating shaft is rotatably disposed in the first accommodating groove so that the clamping jaw can rotate relative to the support base.
As a preferable aspect of the ground wire device of the present invention, a limiting portion is disposed at an end of the rotating shaft away from the clamping jaw, a second accommodating groove is disposed on the supporting seat, the second accommodating groove is communicated with the first accommodating groove, and when the limiting portion is located in the second accommodating groove, the rotating shaft can rotate in the first accommodating groove.
As a preferable aspect of the ground wire device of the present invention, the support base is further provided with a limiting groove, the limiting groove is communicated with the second accommodating groove, the limiting portion is provided with an elastic member, and when the limiting portion is located in the limiting groove, the limiting portion can abut against an inner wall of the limiting groove under an elastic force of the elastic member to limit the rotation of the rotating shaft.
As a preferable scheme of the ground wire device of the present invention, the ground wire device further includes an adjusting member, and the adjusting member can adjust a distance between the clamping jaw and the supporting seat, so that the rotating shaft pushes the limiting portion to extend into the limiting groove.
As a preferable scheme of the ground wire device of the present invention, a first stud is disposed at one end of the support seat close to the clamping jaw, a second stud is disposed at one end of the clamping jaw close to the support seat, and the adjusting member is simultaneously in threaded connection with the first stud and the second stud.
In a preferred embodiment of the ground wire device of the present invention, the support seat of the first clamping assembly is provided with a connecting portion, and the support seat of the second clamping assembly is slidably disposed on the connecting portion to adjust a distance between the first clamping assembly and the second clamping assembly.
The grounding wire device of the invention preferably further comprises an insulating rod connected with the supporting seat of the second clamping component, and the insulating rod can push the supporting seat of the second clamping component to slide on the connecting part.
As a preferable scheme of the ground wire device of the present invention, the insulating rod is provided with a threaded adjusting rod, one end of the connecting portion, which is away from the first clamping assembly, is provided with a supporting plate, the threaded adjusting rod penetrates through the supporting plate and is in threaded connection with the supporting plate, and one end of the threaded adjusting rod, which is away from the insulating rod, is rotatably connected with the supporting seat of the second clamping assembly.
In a preferred embodiment of the ground wire device of the present invention, a wire connecting structure is disposed at a junction between the connecting portion and the support plate, and is configured to be connected to a ground wire.
The invention has the beneficial effects that:
when the grounding wire device provided by the invention is used for grounding operation, firstly, according to the type of the connecting end of the electrified equipment to be grounded, the cambered surface clamping part or the plane clamping part on the clamping jaw is selected to be used, and then the clamping jaw of the first clamping assembly and the clamping jaw of the second clamping assembly are respectively rotated, so that the cambered surface clamping part of the first clamping assembly is opposite to the cambered surface clamping part of the second clamping assembly, or the plane clamping part of the first clamping assembly is opposite to the plane clamping part of the second clamping assembly. And finally, adjusting the distance between the first clamping assembly and the second clamping assembly, and clamping the connecting end of the live equipment so as to connect the live equipment with the grounding wire and be grounded through the grounding wire. Compared with a flat grounding wire or a bayonet grounding wire in the prior art, the grounding wire device provided by the invention can be connected with different types of connecting ends to ground different types of live equipment, the application range is wider, various types of grounding wires do not need to be carried during grounding work, and the use is more convenient. Meanwhile, the cost of purchasing grounding tools and instruments in a transformer substation and the like can be reduced, and the inspection test cost of the grounding tools and instruments every year can be reduced. And the monthly inspection workload of workers can be reduced, and the occupied space for accommodating grounding tools is saved.
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 of the present invention 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 according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a ground line device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a first clamping assembly of a grounding wire assembly in accordance with an embodiment of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
In the figure:
1-a first clamping assembly; 2-a second clamping assembly; 3-an adjusting part; 4-a connecting part; 5-an insulating rod; 6-a threaded adjusting rod; 7-a support plate; 8-wire connection structure; 10-a handle;
11-a support seat; 12-a clamping jaw;
111-a first accommodating groove; 112-a second receiving groove; 113-a limit groove; 114-a first stud;
121-arc clamping part; 122-planar clamping portion; 123-rotating shaft; 124-a limiting part; 125-an elastic member;
126-second stud.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example one
As shown in fig. 1 to 3, the present embodiment provides a ground wire apparatus capable of being connected to a connection terminal of an electrified device to ground the electrified device, the ground wire apparatus including a first clamp assembly 1 and a second clamp assembly 2. Wherein, the interval between the first clamping component 1 and the second clamping component 2 is adjustable, the first clamping component 1 and the second clamping component 2 both comprise a support seat 11 and a clamping jaw 12 rotatably arranged on the support seat 11, one side of the clamping jaw 12 is an arc clamping portion 121, the other side is a plane clamping portion 122, and the rotating clamping jaw 12 can enable the arc clamping portion 121 of the first clamping component 1 to be opposite to the arc clamping portion 121 of the second clamping component 2, or the plane clamping portion 122 of the first clamping component 1 to be opposite to the plane clamping portion 122 of the second clamping component 2.
In the grounding wire device provided by the embodiment, when the grounding operation is performed, firstly, according to the type of the connection end of the charged equipment to be grounded, the cambered surface clamping portion 121 or the planar clamping portion 122 on the clamping jaw 12 is selected to be used, and then the clamping jaw 12 of the first clamping assembly 1 and the clamping jaw 12 of the second clamping assembly 2 are respectively rotated, so that the cambered surface clamping portion 121 of the first clamping assembly 1 is opposite to the cambered surface clamping portion 121 of the second clamping assembly 2, or the planar clamping portion 122 of the first clamping assembly 1 is opposite to the planar clamping portion 122 of the second clamping assembly 2. And finally, adjusting the distance between the first clamping assembly 1 and the second clamping assembly 2, and clamping the connecting end of the live equipment so as to connect the live equipment with the grounding wire and be grounded through the grounding wire. Compare in the flat formula earth connection or the bayonet type earth connection among the prior art, the earth connection device that this embodiment provided can be connected with the link of different grade type to with the live-wire equipment ground connection of different grade type, application scope is wider, need not to carry multiple type earth connection when carrying out ground connection work, and it is more convenient to use. Meanwhile, the cost of purchasing grounding tools and instruments in a transformer substation and the like can be reduced, and the inspection test cost of the grounding tools and instruments every year can be reduced. And the monthly inspection workload of workers can be reduced, and the occupied space for accommodating grounding tools is saved.
As shown in fig. 1, optionally, the supporting seat 11 of the first clamping assembly 1 is provided with a connecting portion 4, and the supporting seat 11 of the second clamping assembly 2 is slidably disposed on the connecting portion 4, so as to adjust the distance between the first clamping assembly 1 and the second clamping assembly 2. Promote the supporting seat 11 of second clamping component 2 and slide on connecting portion 4, can conveniently adjust the interval of first clamping component 1 and second clamping component 2 to press from both sides the link of live equipment tightly, the operation is more laborsaving. In this embodiment, preferably, the connecting portion 4 is provided with a guiding protrusion, and the supporting seat 11 of the second clamping assembly 2 is provided with a guiding groove, and the guiding protrusion is in sliding fit with the guiding groove. In other embodiments, a guide rail may be disposed on the connecting portion 4, and a pulley may be disposed on the supporting seat 11 of the second clamping assembly 2, and the pulley is slidably engaged with the guide rail.
In order to facilitate the adjustment of the distance between the first clamping assembly 1 and the second clamping assembly 2, optionally, the ground wire device further comprises an insulating rod 5 connected to the supporting seat 11 of the second clamping assembly 2, and the insulating rod 5 can push the supporting seat 11 of the second clamping assembly 2 to slide on the connecting portion 4. When the device is used, the insulating rod 5 is pulled to adjust the distance between the first clamping component 1 and the second clamping component 2 to be larger, then the connecting end of the electrified device is placed between the clamping jaw 12 of the first clamping component 1 and the clamping jaw 12 of the second clamping component 2, and then the insulating rod 5 is pushed to enable the second clamping component 2 to be close to the first clamping component 1, so that the connecting end of the electrified device is clamped, and the electrified device is connected with the grounding wire device.
Optionally, a threaded adjusting rod 6 is arranged on the insulating rod 5, a supporting plate 7 is arranged at one end, away from the first clamping assembly 1, of the connecting portion 4, the threaded adjusting rod 6 penetrates through the supporting plate 7 and is in threaded connection with the supporting plate 7, and one end, away from the insulating rod 5, of the threaded adjusting rod 6 is rotatably connected with a supporting seat 11 of the second clamping assembly 2. With screw thread adjusting rod 6 and backup pad 7 threaded connection, after adjusting first clamping component 1 and the interval of second clamping component 2, can fix screw thread adjusting rod 6 in backup pad 7, prevent that second clamping component 2 from sliding on connecting portion 4, and then guarantee that earthing device and live equipment's link contact is good. When adjusting the interval between first clamping component 1 and second clamping component 2, rotate insulator spindle 5 and drive screw thread adjusting lever 6 and rotate for backup pad 7, because screw thread adjusting lever 6 rotates with supporting seat 11 of second clamping component 2 and is connected, consequently, can turn into the linear motion of second clamping component 2 with the screw motion of screw thread adjusting lever 6 to make supporting seat 11 of second clamping component 2 slide on connecting portion 4. In this embodiment, it is preferable that the supporting seat 11 of the second clamping assembly 2 is provided with a rotating connecting seat, and the threaded adjusting rod 6 is rotatably matched with the rotating connecting seat.
Optionally, a wire connecting structure 8 is provided at the junction of the connecting portion 4 and the supporting plate 7 for connecting with a grounding wire. In this embodiment, the first clamping assembly 1 and the second clamping assembly 2, and the connecting portion 4 and the supporting plate 7 are both conductors, and when the grounding operation is performed, the grounding wire needs to be connected with the wire connecting structure 8, and then the connecting end of the live device needs to be clamped by the first clamping assembly 1 and the second clamping assembly 2, so that the live device is communicated with the grounding wire, and thus, the current in the live device can be led into the ground through the grounding wire.
As shown in fig. 2 and fig. 3, optionally, the supporting seat 11 is provided with a first receiving groove 111, the clamping jaw 12 is provided with a rotating shaft 123, and the rotating shaft 123 is rotatably disposed in the first receiving groove 111, so that the clamping jaw 12 can rotate relative to the supporting seat 11. When the cambered surface clamping portion 121 or the plane clamping portion 122 on the clamping jaw 12 is selected to be used, the clamping jaw 12 is rotated to enable the rotating shaft 123 to rotate in the first accommodating groove 111, so that the cambered surface clamping portion 121 of the first clamping assembly 1 is opposite to the cambered surface clamping portion 121 of the second clamping assembly 2, or the plane clamping portion 122 of the first clamping assembly 1 is opposite to the plane clamping portion 122 of the second clamping assembly 2, and the rotation setting mode is convenient and labor-saving to operate.
As shown in fig. 3, optionally, a limiting portion 124 is disposed at an end of the rotating shaft 123 away from the clamping jaw 12, a second receiving groove 112 is disposed on the supporting seat 11, the second receiving groove 112 is communicated with the first receiving groove 111, and when the limiting portion 124 is located in the second receiving groove 112, the rotating shaft 123 can rotate in the first receiving groove 111. Through setting up spacing portion 124, when rotating clamping jaw 12, can prevent that axis of rotation 123 from breaking away from first holding tank 111 to guarantee that clamping jaw 12 links to each other with supporting seat 11 all the time. The second receiving groove 112 can reserve a sufficient rotation space for the limiting portion 124, so as to prevent the limiting portion 124 from interfering with the second receiving groove 112 when the clamping jaw 12 is rotated.
Optionally, a limiting groove 113 is further formed in the supporting seat 11, the limiting groove 113 is communicated with the second receiving groove 112, an elastic member 125 is disposed on the limiting portion 124, and when the limiting portion 124 is located in the limiting groove 113, the limiting portion can be abutted against the inner wall of the limiting groove 113 under the elastic acting force of the elastic member 125 to limit the rotation of the rotating shaft 123. When the clamping jaw 12 is rotated to a predetermined position (i.e. the arc clamping portion 121 of the first clamping component 1 is opposite to the arc clamping portion 121 of the second clamping component 2, or the plane clamping portion 122 of the first clamping component 1 is opposite to the plane clamping portion 122 of the second clamping component 2), the distance between the clamping jaw 12 and the supporting seat 11 is adjusted to push the rotating shaft 123 to move the limiting portion 124 into the limiting groove 113. The elastic member 125 on the limiting portion 124 contacts with the inner wall of the limiting groove 113, so that the elastic member 125 is compressed to generate elastic deformation, so that the limiting portion 124 abuts against the inner wall of the limiting groove 113 under the self elastic reaction force of the elastic member 125, and further the rotating shaft 123 is prevented from continuously rotating in the first accommodating groove 111. In this embodiment, the elastic member 125 is preferably a rubber pad, and can be elastically deformed.
As shown in fig. 2 and 3, the ground wire device optionally further includes an adjusting member 3, and the adjusting member 3 can adjust the distance between the clamping jaw 12 and the supporting seat 11, so that the rotating shaft 123 pushes the limiting portion 124 to extend into the limiting groove 113. When the clamping jaw 12 needs to be rotated, the distance between the clamping jaw 12 and the supporting seat 11 is adjusted through the adjusting piece 3, so that the limiting part 124 is pulled out of the limiting groove 113 by pulling the rotating shaft 123, the limiting part 124 is positioned in the second accommodating groove 112, and then the clamping jaw 12 can be rotated. After rotating clamping jaw 12 to preset position, rethread regulating part 3 adjusts the interval of clamping jaw 12 and supporting seat 11, makes clamping jaw 12 drive axis of rotation 123 and promotes spacing portion 124 and stretch into spacing inslot 113, and spacing portion 124 passes through elastic component 125 and spacing inslot 113's inner wall butt to it is fixed with clamping jaw 12 and supporting seat 11, prevents that clamping jaw 12 from rotating.
In this embodiment, preferably, the rotating shaft 123 and the limiting portion 124 are both provided with two, so that when the clamping jaw 12 is rotated, the clamping jaw 12 can be uniformly stressed, and the rotation is stable.
Optionally, one end of the supporting seat 11 close to the clamping jaw 12 is provided with a first stud 114, one end of the clamping jaw 12 close to the supporting seat 11 is provided with a second stud 126, and the adjusting member 3 is simultaneously in threaded connection with the first stud 114 and the second stud 126. In this embodiment, the adjusting member 3 is preferably a nut, which is screwed to the first stud 114 and the second stud 126, and the distance between the clamping jaw 12 and the supporting seat 11 can be adjusted by screwing the nut, so that the clamping jaw 12 and the supporting seat 11 can move closer to or away from each other.
The grounding wire device provided by the embodiment selects to use the cambered clamping part 121 or the plane clamping part 122 of the clamping jaw 12 according to the type of the connection end of the electrified equipment to be grounded when in use. The clamping jaw 12 of the first clamping assembly 1 and the clamping jaw 12 of the second clamping assembly 2 are respectively rotated, so that the cambered surface clamping portion 121 of the first clamping assembly 1 is opposite to the cambered surface clamping portion 121 of the second clamping assembly 2, or the plane clamping portion 122 of the first clamping assembly 1 is opposite to the plane clamping portion 122 of the second clamping assembly 2. Then the earth conductor is connected with the conductor connecting structure 8, the connecting end of the live equipment is placed between the clamping jaw 12 of the first clamping component 1 and the clamping jaw 12 of the second clamping component 2 by holding the insulating rod 5 by hand, the insulating rod 5 is rotated to drive the thread adjusting rod 6 to rotate relative to the supporting plate 7 so as to push the first clamping component 1 to move towards the second clamping component 2, and therefore the connecting end of the live equipment is clamped, and the live equipment is communicated with the ground through the earth conductor.
Example two
As shown in fig. 1, the present embodiment provides a ground wire device, wherein the same or corresponding components as or to the first embodiment are designated by the same reference numerals as in the first embodiment. For the sake of simplicity, only the difference between the second embodiment and the first embodiment will be described, in which in the present embodiment, optionally, a handle 10 is disposed at an end of the insulating rod 5 away from the screw adjustment rod 6, the handle 10 is made of an insulating material, and the safe distance between the handle 10 and the first clamping assembly 1 and the second clamping assembly 2 is sufficient. When the grounding wire device is used, the handheld handle 10 connects the grounding wire device with the connecting end of the live equipment, so that the safety distance between an operator and the live equipment can be ensured, safety accidents are avoided, and the safety of the operator is ensured.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. An earth wire device, comprising:
a first clamping assembly (1) and a second clamping assembly (2), wherein the distance between the first clamping assembly (1) and the second clamping assembly (2) is adjustable;
first clamping component (1) with second clamping component (2) all include supporting seat (11) and rotate set up in clamping jaw (12) on supporting seat (11), one side of clamping jaw (12) is cambered surface clamping part (121), and the opposite side is plane clamping part (122), rotates clamping jaw (12) can make cambered surface clamping part (121) of first clamping component (1) with cambered surface clamping part (121) of second clamping component (2) are relative, or plane clamping part (122) of first clamping component (1) with plane clamping part (122) of second clamping component (2) are relative.
2. The grounding wire device as claimed in claim 1, wherein a first accommodating groove (111) is formed in the supporting seat (11), a rotating shaft (123) is formed in the clamping jaw (12), and the rotating shaft (123) is rotatably disposed in the first accommodating groove (111) so that the clamping jaw (12) can rotate relative to the supporting seat (11).
3. The grounding wire device as claimed in claim 2, wherein a limiting part (124) is disposed at an end of the rotating shaft (123) away from the clamping jaw (12), a second receiving groove (112) is disposed on the supporting seat (11), the second receiving groove (112) is communicated with the first receiving groove (111), and when the limiting part (124) is disposed in the second receiving groove (112), the rotating shaft (123) can rotate in the first receiving groove (111).
4. The grounding wire device according to claim 3, wherein a limiting groove (113) is further formed in the supporting base (11), the limiting groove (113) is communicated with the second accommodating groove (112), an elastic member (125) is disposed on the limiting portion (124), and when the limiting portion (124) is located in the limiting groove (113), the limiting portion can abut against the inner wall of the limiting groove (113) under the elastic force of the elastic member (125) to limit the rotation of the rotating shaft (123).
5. The ground wire device according to claim 4, further comprising an adjusting member (3), wherein the adjusting member (3) can adjust the distance between the clamping jaw (12) and the supporting seat (11) so that the rotating shaft (123) pushes the limiting portion (124) to extend into the limiting groove (113).
6. An earth connection according to claim 5, characterized in that the end of the support (11) near the clamping jaw (12) is provided with a first stud (114), the end of the clamping jaw (12) near the support (11) is provided with a second stud (126), and the adjusting member (3) is screwed to both the first stud (114) and the second stud (126).
7. The ground wire device according to claim 1, characterized in that a connecting portion (4) is provided on the support seat (11) of the first clamping assembly (1), and the support seat (11) of the second clamping assembly (2) is slidably provided on the connecting portion (4) to adjust the distance between the first clamping assembly (1) and the second clamping assembly (2).
8. An earth connection according to claim 7, characterized in that it further comprises an insulating rod (5) connected to the support (11) of the second clamping assembly (2), the insulating rod (5) being able to push the support (11) of the second clamping assembly (2) to slide on the connection portion (4).
9. The ground wire device according to claim 8, characterized in that a threaded adjusting rod (6) is arranged on the insulating rod (5), a supporting plate (7) is arranged at one end of the connecting portion (4) far away from the first clamping assembly (1), the threaded adjusting rod (6) penetrates through the supporting plate (7) and is in threaded connection with the supporting plate (7), and one end of the threaded adjusting rod (6) far away from the insulating rod (5) is rotatably connected with a supporting seat (11) of the second clamping assembly (2).
10. The grounding wire device according to claim 1, characterized in that a wire connecting structure (8) is provided at the junction of the connecting part (4) and the supporting plate (7) for connecting with a grounding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310305.4A CN112510386B (en) | 2020-11-20 | 2020-11-20 | Grounding wire device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011310305.4A CN112510386B (en) | 2020-11-20 | 2020-11-20 | Grounding wire device |
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| CN112510386A true CN112510386A (en) | 2021-03-16 |
| CN112510386B CN112510386B (en) | 2022-09-30 |
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| CN202011310305.4A Active CN112510386B (en) | 2020-11-20 | 2020-11-20 | Grounding wire device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113708098A (en) * | 2021-08-24 | 2021-11-26 | 中建八局第二建设有限公司 | Novel grounding lead device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090227152A1 (en) * | 2008-03-07 | 2009-09-10 | Harry Wong | Ground clamp |
| CN203883163U (en) * | 2014-03-31 | 2014-10-15 | 国家电网公司 | Multipurpose ground clamp |
| SE1450337A1 (en) * | 2014-03-24 | 2015-09-25 | Magnus Karlsson | Electrical connector for connection of ground conductor protective earth |
| CN107104296A (en) * | 2017-06-16 | 2017-08-29 | 国家电网公司 | A kind of multipurpose combined earthing clamp component |
| KR20200005231A (en) * | 2018-07-06 | 2020-01-15 | 한국전력공사 | Grounding apparatus for powre transmission line |
-
2020
- 2020-11-20 CN CN202011310305.4A patent/CN112510386B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090227152A1 (en) * | 2008-03-07 | 2009-09-10 | Harry Wong | Ground clamp |
| SE1450337A1 (en) * | 2014-03-24 | 2015-09-25 | Magnus Karlsson | Electrical connector for connection of ground conductor protective earth |
| CN203883163U (en) * | 2014-03-31 | 2014-10-15 | 国家电网公司 | Multipurpose ground clamp |
| CN107104296A (en) * | 2017-06-16 | 2017-08-29 | 国家电网公司 | A kind of multipurpose combined earthing clamp component |
| KR20200005231A (en) * | 2018-07-06 | 2020-01-15 | 한국전력공사 | Grounding apparatus for powre transmission line |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113708098A (en) * | 2021-08-24 | 2021-11-26 | 中建八局第二建设有限公司 | Novel grounding lead device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112510386B (en) | 2022-09-30 |
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