CN111048922A - Universal hook type ground wire operating rod - Google Patents
Universal hook type ground wire operating rod Download PDFInfo
- Publication number
- CN111048922A CN111048922A CN201911404489.8A CN201911404489A CN111048922A CN 111048922 A CN111048922 A CN 111048922A CN 201911404489 A CN201911404489 A CN 201911404489A CN 111048922 A CN111048922 A CN 111048922A
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- CN
- China
- Prior art keywords
- ground wire
- operating rod
- steering knuckle
- wire operating
- connecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
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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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to a universal hook type ground wire operating rod which comprises a hook, a connecting shaft, a steering knuckle shaft seat, a steering knuckle base and an insulating rod which are sequentially connected. A groove is formed in the peripheral wall of the connecting shaft; the middle-upper section of the steering knuckle axle seat is provided with a cavity with an opening at the upper end, and the side wall of the cavity is provided with a threaded hole; the connecting shaft extends into the cavity and is detachably connected with the steering knuckle shaft base through a first connecting piece penetrating through the threaded hole. The lower end of the knuckle axle seat is provided with a first connecting plate. And a second connecting plate is arranged on the knuckle base. The first connecting plate is detachably connected with the second connecting plate through a second connecting piece. According to the technical scheme, the ground wire installation device can solve the defects in the prior art, eliminate potential safety hazards in the ground wire installation process, reduce labor intensity and improve installation efficiency.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a universal hook type ground wire operating rod.
Background
The ground wire operating rod is a safety tool used when the temporary short circuit ground wire is installed on a power failure device, a front metal part of the ground wire operating rod is called a conductor end and is connected with the ground wire, an insulating rod is called an insulating end at the rear part of the ground wire operating rod, and the length of the insulating rod is different according to the voltage grade of the ground point so as to ensure that a certain safety distance is kept between the insulating rod and the ground point when a worker conducts ground installation. According to different structural forms of the conductor end, common ground wire operating rods comprise a hook type operating rod and a clamping plate type operating rod.
In the process of installing a temporary grounding wire of a transformer substation by using a grounding wire operating rod, the following requirements need to be met: first, the conductor end of the ground wire handling bar must be perpendicular to the wire to ensure a secure installation. And secondly, the insulating rod part of the 35kV grounding wire operating rod is about 1.4 m long, and under the condition of not grounding, the worker and 35kV equipment keep a safety distance of at least more than 1 m, so that the length of the insulating rod of the grounding wire operating rod meets certain requirements.
The 35kV down conductors in the substation, which are connected to the equipment in the substation, are typically at about 75 degrees to the ground. At present, in the process of carrying out grounding installation on a 35kV down conductor by adopting an existing grounding wire operating rod, a conductor end needs to be perpendicular to a lead in order to ensure firm installation for a worker, and under the condition of ladder climbing operation, the worker is difficult to utilize the length of an insulating rod, can only ascend further and needs to stand at the middle upper part of an insulating ladder; in order to keep balance when the grounding wire operating rod is lifted up, the middle part of the grounding wire operating rod is held by the other hand; in order to keep a safe distance from the grounding point as far as possible, the body needs to be slightly bent backwards; the installation mode is difficult to ensure that the human body and 35kV equipment do not keep a safe distance of more than 1 meter when the grounding wire is installed, and potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a universal hook type ground wire operating rod which can overcome the defects in the prior art, eliminate potential safety hazards in the installation process of 35KV ground wires, reduce labor intensity and improve installation efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a universal hook type ground wire operating rod comprises a hook, a connecting shaft, a steering knuckle shaft seat, a steering knuckle base and an insulating rod which are sequentially connected; a groove is formed in the peripheral wall of the connecting shaft; the middle-upper section of the steering knuckle axle seat is provided with a cavity with an opening at the upper end, and the side wall of the cavity is provided with a threaded hole; the connecting shaft extends into the cavity and is detachably connected with the steering knuckle shaft base through a first connecting piece penetrating through the threaded hole; the lower end of the steering knuckle axle seat is provided with a first connecting plate; a second connecting plate is arranged on the knuckle base; the first connecting plate is detachably connected with the second connecting plate through a second connecting piece.
Furthermore, a first connecting hole is formed in the first connecting plate.
Furthermore, a second connecting hole is formed in the second connecting plate.
Further, the first connecting piece is in threaded connection with the threaded hole.
Further, the first connecting piece is a screw.
Furthermore, the second connecting piece is a bolt and a nut connected with the bolt.
Furthermore, the inner end of the first connecting piece extends into the groove.
Compared with the prior art, the invention has the advantages that:
(1) the hook is used as a conductor end of the grounding wire operating rod, is connected with the grounding wire and can be firmly hooked on a conductor at a grounding point.
(2) The invention arranges a connecting shaft at the lower end of the hook, a groove is arranged on the outer peripheral wall of the connecting shaft, the upper end of the steering knuckle axle seat is provided with a cavity for accommodating the connecting shaft, the wall of the cavity is provided with a threaded hole, thus, the connecting shaft can extend into the cavity, the connecting shaft and the cavity are in clearance fit, the connecting shaft can be rotated according to the requirement, the hook connected with the connecting shaft faces to a proper direction, after the position of the connecting shaft is adjusted, the first connecting piece is stretched into the threaded hole, and the inner end part of the first connecting piece extends into the groove, the first connecting piece is screwed down, the inner end of the first connecting piece is tightly contacted with the side wall of the groove, so that the connecting shaft and the steering knuckle shaft base can be fixedly connected together, and the position of the connecting shaft in the cavity is limited and fixed, so that the connecting shaft is prevented from rotating in the steering knuckle shaft seat. When the orientation of the hook needs to be adjusted again, the first connecting piece is unscrewed, the inner end portion of the first connecting piece comes out of the groove, the connecting shaft can rotate 360 degrees in the cavity, and the conductor end can be adjusted 360 degrees.
(3) The lower end of a steering knuckle shaft base is symmetrically provided with two first connecting plates, the first connecting plates are provided with first connecting holes, the upper end of a steering knuckle base is symmetrically provided with two second connecting plates, the second connecting holes are formed in the second connecting plates, connecting pieces II are adopted to enter the first connecting holes and the second connecting holes on the same side in sequence, and the first connecting plates and the second connecting plates are detachably connected together. The connecting pieces are used for connecting the first connecting plates and the second connecting plates one by one, and also used as a rotating shaft, so that the first connecting plates and the second connecting plates can rotate around the rotating shaft. And (2) unscrewing the second connecting piece, adjusting the positions of the steering knuckle shaft seat, the connecting shaft and the hook which are fixedly connected together, enabling the upper half part (set as a conductor end) formed by the steering knuckle shaft seat, the connecting shaft and the hook to form a certain angle with the lower half part (set as an insulating end) formed by the steering knuckle base and the insulating rod, and screwing the second connecting piece after adjusting to a proper angle, so that the relative positions of the conductor end and the insulating end are fixed, and the conductor end and the insulating end can be adjusted by 180 degrees.
(4) According to the invention, through the structural design that the conductor end can be adjusted by 360 degrees and the conductor end and the insulating end can be adjusted by 180 degrees, a worker can adjust the angle of the ground wire operating rod before the climbing operation, so that the purposes of fully utilizing the length of the insulating rod and ensuring the vertical included angle between the conductor end and the ground point wire to be installed are achieved, and the conductor end and ground point wire angle adjusting device is especially suitable for some high-position or narrow space installation positions. When a worker stands on the insulating ladder to perform grounding operation by adopting the grounding wire operating rod provided by the invention, the tail end of the grounding wire operating rod can be held by two hands, the length of the insulating rod is fully utilized, further ascending is not needed, a backward leaning is not needed, a safe distance of more than 1 meter can be kept with a 35KV grounding point, and the grounding installation is completed, so that the grounding device is safe and labor-saving.
In conclusion, the invention can solve the defects in the prior art, eliminate the potential safety hazard in the installation process of the 35KV grounding wire, reduce the labor intensity and improve the installation efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic illustration of an explosive structure of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a first rotational schematic of the present invention;
FIG. 5 is a second rotational schematic of the present invention;
FIG. 6a is a schematic view of a prior art grounding installation;
FIG. 6b is a schematic view of the ground mounting method using the ground wire operating rod of the present invention;
FIG. 7a is a schematic view of a prior art hanger ground wire handling bar mounting bus bar;
fig. 7b is a schematic view of a hanger type ground wire operating bar mounting bus bar in the present invention.
Wherein:
100. the connecting structure comprises a hook 200, a connecting shaft 201, a groove 300, a knuckle shaft seat 301, a threaded hole 400, a knuckle base 500, an insulating rod 600, a connecting piece I, a connecting piece II, a connecting piece 800, a connecting plate I, a connecting plate 801, a connecting hole I, a connecting plate 900, a connecting plate II, a connecting plate 901 and a connecting hole II.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the universal hook type ground wire operating rod shown in fig. 1-3 comprises a hook 100, a connecting shaft 200, a knuckle spindle base 300, a knuckle base 400 and an insulating rod 500 which are connected in sequence. A groove 201 is formed in the outer peripheral wall of the connecting shaft 200; a cavity with an opening at the upper end is arranged at the middle upper section of the steering knuckle axle seat 300, and a threaded hole 301 is formed in the side wall of the cavity; the connecting shaft 200 extends into the cavity and is detachably connected with the knuckle spindle seat 300 through a first connecting piece 600 penetrating through the threaded hole 301; the lower end of the knuckle axle seat 300 is provided with a first connecting plate 800; a second connecting plate 900 is arranged on the knuckle base 400; the first connecting plate 800 is detachably connected with the second connecting plate 900 through a second connecting piece 700.
Furthermore, a first connecting hole 801 is formed in the first connecting plate 800.
Further, a second connecting hole 901 is formed in the second connecting plate 900.
Further, the first connecting piece 600 is in threaded connection with the threaded hole 301.
Further, the first connecting member 600 is a screw.
Further, the second connecting member 700 is a bolt and a nut connected to the bolt.
Further, the inner end of the first connecting member 600 extends into the groove 201.
As shown in fig. 4, the hanger of the present invention can rotate 360 degrees in the knuckle spindle base in the circumferential direction of the connecting shaft. Through making the couple can 360 degrees rotations in the knuckle axle bed, can be convenient for adjust couple open-ended orientation, make the hook mouth of couple aim at the wire, be favorable to the wire to get into inside the couple. As shown in FIG. 5, the angle between the upper half part (set as a conductor end) formed by the knuckle spindle seat, the connecting shaft and the hook and the lower half part (set as an insulation end) formed by the knuckle base and the insulation rod can be adjusted according to the requirement, the rotating direction is as shown in FIG. 5, and the angle adjusting range is 0-180 degrees.
The existing grounding mode is schematically shown in fig. 6a, in order to ensure firm installation, a worker needs to make a conductor end perpendicular to a lead, and under the condition of ladder climbing operation, the worker is difficult to use the length of an insulating rod, can only ascend further, and needs to stand at the middle upper part of the insulating ladder. In order to keep balance by lifting the ground wire operating rod, the middle part of the other hand-held insulating rod is needed. The body is also slightly reclined in order to keep a safe distance from the ground point as much as possible. The length of the insulating rod cannot be effectively utilized in the operation mode, the safe distance between a human body and the grounding point cannot be guaranteed, and the body posture on the insulating ladder is not safe.
As shown in fig. 6b, when the universal hook type ground wire operating rod of the present invention is used for installing a ground wire, the operator can adjust the angle of the ground wire operating rod before the climbing operation by the design that the conductor end can be adjusted by 360 degrees and the conductor end and the insulation end can be adjusted by 180 degrees, so as to achieve the purpose of fully utilizing the length of the insulation rod and ensuring the vertical included angle between the conductor end and the ground wire. When a worker stands on the insulating ladder to perform grounding operation by adopting the grounding wire operating rod, the tail end of the grounding wire operating rod can be held by two hands, the length of the insulating rod is fully utilized, further ascending is not needed, the backward leaning is not needed, the safe distance of more than 1 meter can be kept with a 35KV grounding point, and the grounding operation is safe and labor-saving.
There is 35kV or 10 kV's generating line row in the transformer substation, is long banding rectangle, and the earth connection installation generally uses the splint formula earth connection, when meetting the circumstances such as splint formula earth connection quantity not enough, the staff also can adopt couple formula earth connection to this generating line row ground connection installation, but the insulating rod part of its earth connection operation stick is very close female arranging during the installation, and the staff also can not effectively utilize the length and the earth connection of insulating rod to keep safe distance, specifically as shown in fig. 7 a. As shown in fig. 7b, when the grounding wire operating rod of the present invention is used for grounding installation of the bus bar, a worker adjusts the angle between the rod body and the hook and the direction of the hook before the grounding wire is installed, holds the tail end of the insulating rod, aligns the bayonet part of the hook with the edge of the bus bar, and then clamps the hook on the bus bar with a force.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a universal couple formula earth connection operation stick which characterized in that: comprises a hook, a connecting shaft, a steering knuckle shaft seat, a steering knuckle base and an insulating rod which are connected in sequence; a groove is formed in the peripheral wall of the connecting shaft; the middle-upper section of the steering knuckle axle seat is provided with a cavity with an opening at the upper end, and the side wall of the cavity is provided with a threaded hole; the connecting shaft extends into the cavity and is detachably connected with the steering knuckle shaft base through a first connecting piece penetrating through the threaded hole; the lower end of the steering knuckle axle seat is provided with a first connecting plate; a second connecting plate is arranged on the knuckle base; the first connecting plate is detachably connected with the second connecting plate through a second connecting piece.
2. The universal hook type ground wire operating rod as claimed in claim 1, wherein: the first connecting plate is provided with a first connecting hole.
3. The universal hook type ground wire operating rod as claimed in claim 1, wherein: and a second connecting hole is formed in the second connecting plate.
4. The universal hook type ground wire operating rod as claimed in claim 1, wherein: the first connecting piece is in threaded connection with the threaded hole.
5. The universal hook type ground wire operating rod as claimed in claim 1, wherein: and insulating sleeves are sleeved at the lower end of the steering knuckle shaft seat and the outer side of the steering knuckle base.
6. The universal hook type ground wire operating rod as claimed in claim 1, wherein: the first connecting piece is a screw.
7. The universal hook type ground wire operating rod as claimed in claim 1, wherein: and the second connecting piece is a bolt and a nut connected with the bolt.
8. The universal hook type ground wire operating rod as claimed in claim 1, wherein: the inner end of the first connecting piece extends into the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911404489.8A CN111048922A (en) | 2019-12-31 | 2019-12-31 | Universal hook type ground wire operating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911404489.8A CN111048922A (en) | 2019-12-31 | 2019-12-31 | Universal hook type ground wire operating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111048922A true CN111048922A (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911404489.8A Pending CN111048922A (en) | 2019-12-31 | 2019-12-31 | Universal hook type ground wire operating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111048922A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577593A (en) * | 2021-07-16 | 2021-11-02 | 三峡大学 | High-altitude security rope intelligent suspension system and operation method thereof |
-
2019
- 2019-12-31 CN CN201911404489.8A patent/CN111048922A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577593A (en) * | 2021-07-16 | 2021-11-02 | 三峡大学 | High-altitude security rope intelligent suspension system and operation method thereof |
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