CN214174495U

CN214174495U - Electroprobe instrument of power grid maintenance usefulness

Info

Publication number: CN214174495U
Application number: CN202120062239.7U
Authority: CN
Inventors: 杨勒坤; 谢飞; 薛邦国
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-09-10
Anticipated expiration: 2031-01-11

Abstract

The utility model relates to the technical field of electrician tools, and discloses a electrography tool for power grid maintenance, which solves the problems that a metal pole of a electrography cannot be protected and the length of the electrography cannot be adjusted, and comprises a electrography shell, wherein two sides of the bottom of the electrography shell are both rotatably sleeved with rotating shafts, the outer parts of the two rotating shafts are fixedly connected with protective sleeves, one side of the electrography shell is fixedly connected with a piston sleeve, the inner part of the piston sleeve is rotatably sleeved with a concave plate, the inner part of the concave plate is movably sleeved with a sliding block, and the bottom of the sliding block is fixedly connected with a vertical rod, in the utility model, through the movement of a nut on the bolt, as the bolt is movably sleeved with the two metal plates, the two metal plates are fixedly connected with the nut and the bottom of one of the metal plates is fixedly connected with a telescopic rod, so that the nut rotates to drive the telescopic rod to be lengthened or shortened, thereby realizing the adjustment of the length of the electrography, the maintenance work of the deeper position or the more concealed position is facilitated for the working personnel.

Description

Electroprobe instrument of power grid maintenance usefulness

Technical Field

The utility model belongs to the technical field of electrician's instrument, specifically be an electricity pen instrument that power grid maintenance was used.

Background

The test pencil is also called test pencil, which is called test pencil for short. The testing tool is an electrician tool and is used for testing whether the electric wire is electrified or not. The pen body is provided with a neon bulb, and if the neon bulb shines during testing, the neon bulb indicates that the lead is electrified or is a fire wire of a passage. The pen point and the pen tail of the test pencil are made of metal materials, and the pen holder is made of insulating materials. When the test pencil is used, a user must touch the metal part at the tail end of the test pencil by hand, otherwise, because a charged body, the test pencil, a human body and the ground do not form a loop, neon bulbs in the test pencil cannot emit light to cause misjudgment, and the charged body is considered to be uncharged.

But current electrography in the existing market can't protect the test pencil metal pole of test pencil, and test pencil metal pole exposes outside moreover and causes serious harm to the human body easily, and current electrography is during the darker position or more concealed position on the test machine, and the length of electrography is limited sometimes, and the staff can't work, influences the electric power test of electric power electric wire netting from this, consequently, provides a novel electrography instrument of electric power electric wire netting maintenance usefulness to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides an electroprobe instrument of power grid maintenance usefulness, the effectual problem of mentioning in the background of having solved.

In order to achieve the above object, the utility model provides a following technical scheme: a test pencil tool for maintaining a power grid comprises a test pencil shell, wherein rotating shafts are rotatably sleeved on two sides of the bottom of the test pencil shell, two rotating shafts are fixedly connected with a protective sleeve outside the rotating shafts, one side of the test pencil shell is fixedly connected with a piston sleeve, a concave plate is rotatably sleeved inside the piston sleeve, a sliding block is movably sleeved inside the concave plate, a vertical rod is fixedly connected to the bottom of the sliding block, one end of the rotating shaft is provided with a limiting groove, the vertical rod is movably inserted into the rotating shaft through the limiting groove, a metal block is fixedly connected to the top of the test pencil shell, four telescopic rods are fixedly connected to the top of the metal block, two metal plates are arranged at the tops of the four telescopic rods, a nut is rotatably installed between the two metal plates, and a bolt is fixedly connected to the top of the metal block, the bolt is in threaded sleeve joint with the two metal plates and the nut, and the top of the bolt is fixedly connected with a limiting plate.

Preferably, the bottom end of the test pencil shell is fixedly provided with a test pencil metal rod, and the exterior of the test pencil metal rod is wrapped by an insulating material.

Preferably, the inside of sliding block rotates to cup joint the rocker, the one end of rocker runs through the sliding block to extend to the outside of sliding block.

Preferably, the piston sleeve, the concave plate, the sliding block, the vertical rod and the protective sleeve are made of insulating materials.

Preferably, the cross sections of the limiting plate, the metal plate, the nut and the metal block are all circular and are the same as the cross section area of the test pencil shell.

Preferably, the telescopic rods are distributed on the top of the metal block at equal distances, and the top and the bottom of the nut are respectively contacted with one side of the two metal plates.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the work, the rocker rotates upwards to drive the sliding block to move upwards in the concave plate, so that the vertical rod leaves the limiting groove, the rotating shaft is sleeved in the test pencil shell in a rotating mode, the outer portion of the rotating shaft is fixedly connected with the protective sleeve, after the vertical rod leaves the limiting groove, the protective sleeve can be rotated to carry out power grid maintenance work, otherwise, after the work is finished, the protective sleeve returns to the original position, the vertical rod returns to the limiting groove, and therefore the test pencil metal rod is protected, and a human body is protected from being damaged by the test pencil metal rod;

2) through the motion of nut on the bolt, because the bolt cup joints with two metal sheet activities, the bottom fixedly connected with telescopic link of two metal sheet and nut fixed connection and one of them metal sheet to the rotatory telescopic link extension of drive of nut or shortening, and then realized the regulation of electrography length, made things convenient for the staff to carry out maintenance work to deeper position or more hidden position.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is an enlarged schematic view of the utility model at a;

fig. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic sectional view of a part of the present invention;

in the figure: 1. a test pencil housing; 2. a test pencil metal shaft; 3. a protective sleeve; 4. a piston sleeve;

5. a rocker; 6. a concave plate; 7. a limiting plate; 8. a nut; 9. a telescopic rod; 10. a metal block;

11. a bolt; 12. a metal plate; 13. a rotating shaft; 14. a slider; 15. a vertical rod; 16. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, which is shown in fig. 1 to 4, the utility model discloses a test pencil casing 1, its characterized in that: the two sides of the bottom of the test pencil shell 1 are rotatably sleeved with rotating shafts 13, the outer parts of the two rotating shafts 13 are fixedly connected with protective sleeves 3, one side of the test pencil shell 1 is fixedly connected with a piston sleeve 4, the inner part of the piston sleeve 4 is rotatably sleeved with a concave plate 6, the inner part of the concave plate 6 is movably sleeved with a sliding block 14, the bottom of the sliding block 14 is fixedly connected with a vertical rod 15, spacing groove 16 has been seted up to the one end of one of them axis of rotation 13, montant 15 is pegged graft through the activity of spacing groove 16 with axis of rotation 13, test pencil casing 1's top fixedly connected with metal block 10, four telescopic links 9 of top fixedly connected with of metal block 10, the top of four telescopic links 9 is equipped with two metal sheets 12, rotate between two metal sheets 12 and install nut 8, the top fixedly connected with bolt 11 of metal block 10, bolt 11 cup joints with two metal sheets 12 and nut 8 screw threads, the top fixedly connected with limiting plate 7 of bolt 11.

In the second embodiment, on the basis of the first embodiment, the bottom end of the test pencil shell 1 is fixedly provided with the test pencil metal rod 2, and the exterior of the test pencil metal rod 2 is wrapped with an insulating material, so that the functions of testing electricity and protecting a human body from electric shock are realized;

in the third embodiment, on the basis of the first embodiment, the rocker 5 is rotatably sleeved inside the sliding block 14, and one end of the rocker 5 penetrates through the sliding block 14 and extends to the outside of the sliding block 14, so that the protection sleeve 3 is conveniently locked;

in the fourth embodiment, on the basis of the first embodiment, the piston sleeve 4, the concave plate 6, the sliding block 14, the vertical rod 15 and the protective sleeve 3 are all made of insulating materials, so that the effect of protecting a human body from electric shock is realized;

in the fifth embodiment, on the basis of the first embodiment, the cross sections of the limiting plate 7, the metal plate 12, the nut 8 and the metal block 10 are all circular and have the same area as the cross section of the test pencil shell 1, so that the mounting and the fixing are convenient;

sixth embodiment, on the basis of fifth embodiment, the telescopic rods 9 are equally spaced at the top of the metal block 10, and the top and bottom of the nut 8 are respectively in contact with one side of the two metal plates 12, thereby facilitating the stability of the telescopic rods 9 and the bolts 11.

Working principle; when the electric power testing pen is in work, the rocker 5 is firstly rotated upwards to drive the sliding block 14 to move upwards in the concave plate 6, the vertical rod 15 is fixedly connected with the sliding block 14, so that the vertical rod 15 is driven to leave the limiting groove 16, the rotating shaft 13 is sleeved in the plastic shell 1 in a rotating mode, the protective sleeve 3 is fixedly connected to the outer portion of the rotating shaft 13, then the protective sleeve 3 is rotated to perform maintenance work, after the maintenance work is finished, the protective sleeve 3 is rotated to the original position, the rocker 5 is rotated downwards to drive the sliding block 14 to move downwards in the concave plate 6, so that the vertical rod 15 is inserted into the limiting groove 16 again, the protective sleeve 3 is locked, and the electric power testing pen head 2 and a human body are protected; when the electrography length is adjusted to needs, through the motion of nut 8 on bolt 11 for bolt 11 cup joints with two metal sheet 12 activities, through with two metal sheet 12 and nut 8 fixed connection and make the bottom fixedly connected with telescopic link 9 of one of them metal sheet 12, thereby drive telescopic link 9 and stretch out and draw back, realized adjusting the length of electrography, made things convenient for staff's maintenance work greatly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an electricity test pencil instrument of power grid maintenance usefulness, includes test pencil casing (1), its characterized in that: the test pencil comprises a test pencil shell (1), wherein two sides of the bottom of the test pencil shell (1) are respectively rotatably sleeved with a rotating shaft (13), the outer parts of the two rotating shafts (13) are fixedly connected with a protective sleeve (3), one side of the test pencil shell (1) is fixedly connected with a piston sleeve (4), the inner part of the piston sleeve (4) is rotatably sleeved with a concave plate (6), the inner part of the concave plate (6) is movably sleeved with a sliding block (14), the bottom of the sliding block (14) is fixedly connected with a vertical rod (15), one end of the rotating shaft (13) is provided with a limiting groove (16), the vertical rod (15) is movably inserted into the rotating shaft (13) through the limiting groove (16), the top of the test pencil shell (1) is fixedly connected with a metal block (10), the top of the metal block (10) is fixedly connected with four telescopic rods (9), and the top of the four telescopic rods (9) is provided with two metal plates (12), two rotate between metal sheet (12) and install nut (8), the top fixedly connected with bolt (11) of metal block (10), bolt (11) cup joint with two metal sheet (12) and nut (8) screw thread, the top fixedly connected with limiting plate (7) of bolt (11).

2. An electroprobe tool for maintenance of an electrical power grid according to claim 1, characterized in that: the bottom fixed mounting of test pencil casing (1) has test pencil metal pole (2), the outside parcel of test pencil metal pole (2) has insulating material.

3. An electroprobe tool for maintenance of an electrical power grid according to claim 1, characterized in that: the inside of sliding block (14) rotates to cup joint has rocker (5), the one end of rocker (5) runs through sliding block (14) to extend to the outside of sliding block (14).

4. An electroprobe tool for maintenance of an electrical power grid according to claim 1, characterized in that: the piston sleeve (4), the concave plate (6), the sliding block (14), the vertical rod (15) and the protective sleeve (3) are all made of insulating materials.

5. An electroprobe tool for maintenance of an electrical power grid according to claim 1, characterized in that: the cross sections of the limiting plate (7), the metal plate (12), the nut (8) and the metal block (10) are all circular and are the same as the cross section area of the test pencil shell (1).

6. An electroprobe tool for maintenance of an electrical power grid according to claim 5, characterized in that: the telescopic rods (9) are distributed at the top of the metal block (10) at equal distances, and the top and the bottom of the nut (8) are respectively contacted with one side of the two metal plates (12).