CN217238135U

CN217238135U - High-voltage ground wire hanging magnetic-sensitive detection device

Info

Publication number: CN217238135U
Application number: CN202122702658.5U
Authority: CN
Inventors: 张利; 高佩忠; 聂万庆; 崔吉洲; 段思文; 富豪; 刘云; 刘庆宝; 李斌
Original assignee: China Petroleum and Chemical Corp; Sinopec Shengli Petroleum Administration Co Ltd Electric Power Branch
Current assignee: China Petroleum and Chemical Corp; Sinopec Shengli Petroleum Administration Co Ltd Electric Power Branch
Priority date: 2021-11-06
Filing date: 2021-11-06
Publication date: 2022-08-19
Anticipated expiration: 2031-11-06

Abstract

The utility model discloses a high-voltage ground wire hanging magnetic sensitive detection device in the technical field of electricians; including three connecting rod and a earth bar, the equal fixedly connected with circuit control part in the rear end of three connecting rod, the equal fixedly connected with attach fitting in rear end of three circuit control part, the equal swing joint of inner wall of three attach fitting has spacing tongue, the left side lateral wall of three attach fitting all is equipped with magnetic sensor, the equal fixedly connected with magnetism post in rear end of a plurality of spacing tongues, the inner wall fixedly connected with orientation module of three circuit control part, three orientation module's front end fixedly connected with 4G communication module. The beneficial effects of the utility model are that: this device has improved factor of safety compared with traditional high voltage grounding rod, can judge automatically whether correctly to articulate after the articulation simultaneously, avoids articulating the potential safety hazard that the unstability caused, can fix a position the operation personnel simultaneously, further improves the operation security.

Description

High-voltage ground wire hanging magnetic-sensitive detection device

Technical Field

The utility model relates to a high voltage power equipment technical field, in particular to high voltage ground wire articulates magnetic-sensitive detection device.

Background

The high-voltage power is an electric service wire of which the alternating-current voltage of a power distribution line is more than 1000V or the direct-current voltage is more than 1500V. High voltage generally refers to voltage levels above 1000V; in particular, it refers to the voltage level of the transmission in the power system.

The electric power is widely applied to life and production as a clean energy source, and the standard operation and personal safety of maintenance personnel are important in the detection and maintenance process of high-voltage electric equipment due to the wide use of the high-voltage electric equipment; in the prior art, the safety of maintainers is protected to most high-voltage electrical equipment maintenance needs to adopt the high-voltage grounding rod, and in the prior art, the high-voltage grounding rod can only play the function of grounding and electricity taking, and simultaneously, when the operation of the existing high-voltage grounding rod, whether the grounding rod is accurately hung up can only be judged by manpower, so that the potential safety hazard is easily caused. Therefore, a high voltage ground wire hanging magnetic sensing detection device is provided by those skilled in the art to solve the problems in the background art mentioned above.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-pressure ground wire articulates magnetic-sensitive detection device to not enough among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: including three connecting rod and a earth bar, it is three the equal fixedly connected with circuit control part in the rear end of connecting rod, it is three the equal fixedly connected with attach head in rear end of circuit control part, it is three the equal swing joint of inner wall of attach head has spacing tongue, it is three the left side lateral wall of attach head all is equipped with magnetic sensor, and is a plurality of the equal fixedly connected with magnetism post in rear end of spacing tongue, it is three the inner wall fixedly connected with orientation module of circuit control part, it is three orientation module's front end fixedly connected with 4G communication module.

As a further aspect of the present invention: the output ends of the three magnetic-sensing sensors are electrically connected with the positioning module and the 4G communication module respectively, and the positioning module and the 4G communication module are controlled to send positioning information and switching information of the magnetic-sensing sensors to the electric power detection system through the switching states of the magnetic-sensing sensors, so that whether the hanging joint is correctly hung with high voltage or not is judged.

As a further aspect of the present invention: the three hitching head is of an arc-shaped structure, the left side wall of the three hitching head is provided with a groove, the three magnetic sensors are arranged in the groove, the groove provides installation space for the magnetic sensors, and meanwhile protection is provided for the magnetic sensors.

As the utility model discloses further scheme again: micropores are formed in the side walls, matched with the positions of the magnetic-sensitive sensors, of the three grooves, and the magnetic-sensitive sensors can receive magnetic signals of the magnetic columns through the micropores, so that opening or closing actions can be performed.

As the utility model discloses further scheme again: the positions of the plurality of magnetic columns are matched with the positions of the micropores, the installation position is determined, and the magnetic signals of the magnetic columns can be transmitted to the magnetic-sensitive sensor through the micropores.

As a further aspect of the present invention: it is three the activity groove has all been seted up to the inner wall of articulate the equal fixedly connected with torsional spring of inner wall of activity groove top and bottom, it is a plurality of the equal fixedly connected with reed in top of torsional spring, it is a plurality of the one end that the torsional spring was kept away from to the reed all uses with the spacing tongue fixed connection of position assorted through torsional spring and reed cooperation, drives spacing tongue automatic re-setting when the articulate not, does not influence the motion of spacing tongue when articulating simultaneously.

As a further aspect of the present invention: the rear ends of the movable grooves are all arranged in a penetrating mode to provide a movable space for the limiting tongue.

As the utility model discloses further scheme again: it is a plurality of the equal fixedly connected with pivot in front end both sides of spacing tongue, it is a plurality of the pivot all with the inner wall fixed connection in activity groove, rotate through the pivot and ensure that the motion of spacing tongue is unimpeded.

As the utility model discloses further scheme again: it is three equal fixedly connected with connecting piece in front end top of attach fitting, it is three the equal fixedly connected with connecting wire in top of connecting piece, it is three the connecting wire all with earth bar fixed connection, be connected with the earth bar through connecting piece, connecting wire, carry out ground connection through the earth bar and release surplus electricity.

As the utility model discloses further scheme again: the equal fixedly connected with of front end outer wall of three connecting rod is insulating overlaps, and handheld insulating cover operates, provides further protection for operating personnel.

Compared with the prior art, the beneficial effects of the utility model are that: when carrying out high-tension apparatus and overhauing the operation, articulate the input at high-pressure three-phase electricity with connective bar and attach head through handheld insulating cover, and insert the ground bar underground, avoid high-voltage electricity not to cut off the power supply and cause the potential safety hazard to the maintainer, articulate the back through the pivot, torsional spring and reed cooperation are used, drive spacing tongue motion, the motion of magnetic column simultaneously, the magnetism type is not sensed to the magnetism sensitive sensor, automatically, open, and simultaneously with signal transmission to orientation module and 4G communication module, with signal transmission to electric power detection system, treat the electric power detection system and confirm the back, show promptly that this device has been affiliated to and has been accomplished, can begin work. This device has improved factor of safety compared with traditional high voltage grounding rod, can judge automatically whether correctly to articulate after the articulation simultaneously, avoids articulating the potential safety hazard that the unstability caused, can fix a position the operation personnel simultaneously, further improves the operation security.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure of the connecting rod of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the middle suspension joint of the present invention;

FIG. 4 is an enlarged schematic view of the exploded structure of the middle suspension joint of the present invention;

fig. 5 is an enlarged schematic view of the cross-sectional structure of the middle circuit control of the present invention.

In the figure: 1. a connecting rod; 2. a circuit control; 3. hanging a connector; 4. a limiting tongue; 5. a connecting member; 6. an insulating sleeve; 7. connecting wires; 8. a ground rod; 9. a groove; 10. a magnetic sensor; 11. a movable groove; 12. a torsion spring; 121. a reed; 13. a magnetic column; 14. micropores; 15. a positioning module; 16. a 4G communication module; 17. a rotating shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: a certain factory overhauls a high-voltage transformer, the power is cut off before the overhaul work is started, after the power is cut off, an operator inserts the grounding rod 8 into the ground, the hanging joint 3 and the transformer are hung by the handheld insulating sleeve 6, when the hanging joint 3 and the high-voltage wire are hung, the high-voltage wire extrudes the limiting tongue 4, the limiting tongue 4 is driven to rotate through the rotation of the torsion spring 12, the reed 121 and the rotating shaft 17, the magnetic column 13 is driven to rotate when the limiting tongue 4 rotates, the magnetic sensor 10 does not sense a magnetic signal at the moment, the magnetic sensor is automatically started, the signal is transmitted to the positioning module 15 and the 4G communication module 16 at the same time, and the positioning module 15 and the 4G communication module 16 transmit the signal to the power detection system after receiving the signal; when the staff articulates third articulate 3, because of the misoperation, lead to articulate 3 not completely of articulate, third articulate 3 drops before the work, torsional spring 12 automatic re-setting this moment, drive spacing tongue 4 automatic re-setting through reed 121 and the motion of pivot 17, drive the motion of magnetic column 13 simultaneously, magnetic sensor 10 senses the automatic closure of magnetism model through micropore 14 this moment, simultaneously with signal transmission to orientation module 15 and 4G communication module 16, and then power detection system received signal, then stop work immediately, articulate again articulate 3 articulate again.

Example two: a certain circuit worker overhauls a village large-scale transformer and changes, before the operation, this staff inform electric power detection department earlier and cut off the power supply, then insert the underground with earth bar 8, handheld insulating cover 6 articulates 3 overhead joint and three lines of high-tension electricity through connecting rod 1, after articulating one by one, three magnetic sensor 10 open in succession, and transmit the signal to electric power detection system through orientation module 15 and 4G communication module 16, wait that electric power detection system confirms the back, begin to overhaul the change operation.

Please refer to fig. 1-5, in the embodiment of the present invention, including three connecting rod 1 and a ground rod 8, the equal fixedly connected with circuit control 2 in rear end of three connecting rod 1, the equal fixedly connected with attach fitting 3 in rear end of three circuit control 2, the equal swing joint of inner wall of three attach fitting 3 has spacing tongue 4, the left side lateral wall of three attach fitting 3 all is equipped with magnetic sensor 10, the equal fixedly connected with magnetism post 13 in rear end of a plurality of spacing tongues 4, the inner wall fixedly connected with orientation module 15 of three circuit control 2, the front end fixedly connected with 4G communication module 16 of three orientation module 15.

The output ends of the three magnetic sensors 10 are respectively electrically connected with the positioning module 15 and the 4G communication module 16, and the positioning module 15 and the 4G communication module 16 are controlled to send positioning information and switching information of the magnetic sensors 10 to the electric power detection system through the switching states of the magnetic sensors 10, so that whether the hanging connector 3 is correctly hung with high voltage or not is judged; the three hanging connectors 3 are all arc-shaped structures, grooves 9 are formed in the left side walls of the three hanging connectors 3, the three magnetic sensors 10 are all installed in the grooves 9, installation space of the magnetic sensors 10 is provided through the grooves 9, and meanwhile protection is provided for the magnetic sensors 10; micropores 14 are formed in the side walls of the three grooves 9, which are matched with the positions of the magnetic sensors 10, and the magnetic sensors 10 can receive magnetic signals of the magnetic columns 13 through the micropores 14, so that opening or closing actions can be performed.

The positions of the magnetic columns 13 are matched with the positions of the micropores 14, the installation positions are determined, the magnetic signals of the magnetic columns 13 can be transmitted to the inner walls of the three hanging connectors 3 at the positions of the magnetic-sensitive sensors 10 through the micropores 14, movable grooves 11 are formed in the inner walls of the top ends and the bottom ends of the three movable grooves 11, the torsion springs 12 are fixedly connected to the inner walls of the top ends and the bottom ends of the three movable grooves 11, the top portions of the torsion springs 12 are fixedly connected with the reeds 121, one ends, far away from the torsion springs 12, of the reeds 121 are fixedly connected with the limiting tongues 4 matched with the positions, the torsion springs 12 are matched with the reeds 121 for use, the limiting tongues 4 are driven to automatically reset when the hanging connectors 3 are not hung, and meanwhile, the movement of the limiting tongues 4 when the hanging connectors are hung is not influenced; the rear ends of the movable grooves 11 are all arranged in a penetrating mode to provide a movable space for the limiting tongue 4.

The two sides of the front ends of the limiting tongues 4 are fixedly connected with rotating shafts 17, the rotating shafts 17 are fixedly connected with the inner wall of the movable groove 11, and the movement of the limiting tongues 4 is not blocked through the rotation of the rotating shafts 17; the top parts of the front ends of the three hanging connectors 3 are fixedly connected with connecting pieces 5, the top parts of the three connecting pieces 5 are fixedly connected with connecting wires 7, the three connecting wires 7 are fixedly connected with a grounding rod 8 and are connected with the grounding rod 8 through the connecting pieces 5 and the connecting wires 7, and the grounding rod 8 is used for grounding to release residual electricity; the equal fixedly connected with of front end outer wall of three connecting rod 1 overlaps 6, and insulating cover 6 is handheld to be operated, provides further protection for operating personnel.

The utility model discloses a theory of operation is: when the device is used for grounding in the maintenance process of high-voltage equipment, the high-voltage equipment is only needed to be powered off, then the grounding rod 8 is inserted underground, then a worker holds the insulating sleeve 6 by hand to connect the hanging joint 3 with the three-phase line, when the three-phase line is connected, the three-phase line extrudes the limiting tongue 4 to drive the rotating shaft 17 to rotate, at the moment, the limiting tongue 4 rotates in the movable groove 11 to drive the magnetic column 13 to move away from the micropore 14, when the magnetic column 13 is away from the micropore 14, the magnetic sensor 10 is not induced to automatically break magnetic signals and transmits the signals to the positioning module 15 and the 4G communication module 16, at the moment, the positioning module 15 and the 4G communication module 16 transmit the signals to the electric power detection system, and the electric power detection system can start to work after being confirmed; if the hanging connector 3 is not completely hung, the limiting tongue 4 drives the magnetic column 13 to move for a short distance, the magnetic sensor 10 can sense a magnetic signal to keep a closed state, the electric power detection system cannot completely receive the signal, and at the moment, a worker checks the hanging connector 3 and hangs the hanging connector again until the electric power detection system confirms that all signals are received, so that the work can be carried out; if the three-phase line is suddenly electrified during working, the electric energy is guided to the grounding rod 8 through the hanging connector 3, the connecting piece 5 and the connecting wire 7 to be released, and the personal safety of operating personnel is ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-pressure ground wire articulates magnetic-sensing detection device, includes three connecting rod (1) and a earth bar (8), its characterized in that: it is three the equal fixedly connected with circuit controlling part (2) in rear end of connecting rod (1), it is three the equal fixedly connected with attach head (3) in rear end of circuit controlling part (2), it is three the equal swing joint of inner wall of attach head (3) has spacing tongue (4), it is three the left side lateral wall of attach head (3) all is equipped with magnetism-sensitive sensor (10), and is a plurality of the equal fixedly connected with magnetism post (13) in rear end of spacing tongue (4), it is three the inner wall fixedly connected with orientation module (15) of circuit controlling part (2), it is three the front end fixedly connected with 4G communication module (16) of orientation module (15).

2. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: the output ends of the three magnetic sensors (10) are respectively and electrically connected with a positioning module (15) and a 4G communication module (16).

3. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: the three hanging connectors (3) are of arc-shaped structures, the left side wall of each hanging connector (3) is provided with a groove (9), and the three magnetic sensors (10) are installed in the grooves (9).

4. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 3, characterized in that: micropores (14) are formed in the side walls, matched with the positions of the magnetic sensors (10), of the three grooves (9).

5. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: the positions of a plurality of magnetic columns (13) are matched with the positions of micropores (14).

6. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: it is three movable groove (11), three have all been seted up to the inner wall of attach fitting (3) the equal fixedly connected with torsional spring (12) of inner wall of activity groove (11) top and bottom, it is a plurality of the equal fixedly connected with reed (121) in top of torsional spring (12), it is a plurality of the one end that torsional spring (12) were kept away from in reed (121) all with spacing tongue (4) fixed connection of position assorted.

7. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 6, characterized in that: the rear ends of the movable grooves (11) are all arranged in a penetrating way.

8. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: a plurality of the front end both sides of spacing tongue (4) are all fixedly connected with pivot (17), and are a plurality of pivot (17) all with the inner wall fixed connection of activity groove (11).

9. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: the top of the front end of the three hanging connector (3) is fixedly connected with a connecting piece (5), the top of the connecting piece (5) is fixedly connected with a connecting wire (7), and the connecting wire (7) is fixedly connected with a grounding rod (8).

10. The high-voltage ground wire hanging magnetic-sensing detection device according to claim 1, characterized in that: the outer walls of the front ends of the three connecting rods (1) are fixedly connected with insulating sleeves (6).