CN215005695U

CN215005695U - Partial discharge detector of switch cabinet

Info

Publication number: CN215005695U
Application number: CN202120109958.XU
Authority: CN
Inventors: 张晓红; 王利祥
Original assignee: Inner Mongolia Huashi Electric Power Technology Co ltd
Current assignee: Inner Mongolia Huashi Electric Power Technology Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-12-03
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a detector is put in cubical switchboard office, including the detector shell, the leading flank of detector shell is provided with entity button group, the leading flank of detector shell and the below that is located entity button group are provided with the data display screen, the leading flank of detector shell and the below fixedly connected with warning light that is located the data display screen, the side is provided with the alarm of raising one's voice about the detector shell. The utility model discloses, through setting up the data display screen, show the detection data directly perceivedly, possessed voltage detection's function, through setting up the warning light and the alarm of raising one's voice, when detecting to report the discharge phenomenon, can in time the efficient send the warning, through configuration entity button group, made things convenient for the settlement of detector parameter, through optimizing structural design, made things convenient for carrying and using of detector, and the appearance is small and exquisite has higher suitability.

Description

Partial discharge detector of switch cabinet

Technical Field

The utility model relates to a cubical switchboard check out test set technical field especially relates to the detector is put in cubical switchboard office.

Background

The partial discharge of the switch cabinet is the partial discharge of the switch cabinet, so that the partial discharge is caused by a plurality of reasons, according to incomplete statistics, dozens of high-voltage and low-voltage switch cabinets have the fault phenomena of temperature rise, flashover, partial discharge, arc discharge, insulating layer cracking, fine lines and the like caused by insulation aging, looseness, plug deviation or increasing contact resistance every year in the primary system of the power distribution network in China at present, and even the case of power accidents is caused occasionally. Although the system has perfect comprehensive protection measures of electric leakage, overvoltage, overcurrent, short circuit and the like, the accident caused by the hidden trouble of the fault cannot be solved.

The insulation fault of the high-voltage switch cabinet is mainly represented by external insulation flashover breakdown to the ground, internal insulation flashover breakdown to the ground, interphase insulation flashover breakdown, lightning overvoltage flashover breakdown, porcelain bottle sleeve, capacitor sleeve flashover, pollution flashover, breakdown, explosion, lifting rod flashover, CT flashover, breakdown, explosion, porcelain bottle fracture and the like. Before various insulation defects develop to be finally broken down and accidents are caused, the partial discharge stage is usually performed, the intensity of the partial discharge can reflect the insulation state in time, and therefore, the insulation state is judged by monitoring arc discharge or partial discharge on line, and the method is an effective means for realizing insulation on-line monitoring and diagnosis of the switch cabinet. In order to solve the problem that partial discharge causes greater damage to the switch cabinet, a novel partial discharge detector for the switch cabinet is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the detector is put in cubical switchboard office that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the switch cabinet partial discharge detector comprises a detector shell, wherein a solid button group is arranged on the front side surface of the detector shell, a data display screen is arranged on the front side surface of the detector shell and below the solid button group, warning lamps are fixedly connected to the front side surface of the detector shell and below the data display screen, a loud-speaking alarm is arranged on the left side surface and the right side surface of the detector shell, and contact pieces are fixedly connected to the left side surface and the right side surface of the detector shell and above the loud-speaking alarm;

the lower fixed surface of detector shell is connected with the go-between, the lower surface of detector shell passes through go-between fixedly connected with metal conduction pole, the last of detector shell just is close to leading flank fixedly connected with link, the trailing flank of detector shell just is close to the upper surface and is provided with the battery mounting groove.

As a further description of the above technical solution:

the inner wall of the connecting ring is provided with an internal thread, the side face of the upper end of the metal conducting rod is provided with an external thread, and the metal conducting rod is fixedly connected with the connecting ring.

As a further description of the above technical solution:

the lower end of the metal conducting rod is fixedly connected with a wear-resistant contact.

As a further description of the above technical solution:

the quantity of the electric contact pieces is two, and the electric contact pieces are symmetrically arranged and fixedly connected on the left side surface and the right side surface of the shell of the detector.

As a further description of the above technical solution:

the upper surface of the detector shell is located behind the hanging ring, and a data interface and a charging interface are arranged on the upper surface of the detector shell.

As a further description of the above technical solution:

the inner wall of the rear side surface of the detector shell, which is positioned in the battery mounting groove, is movably connected with a battery cover, and the rear side surface of the battery cover is provided with a friction groove.

As a further description of the above technical solution:

the metal conduction rod, the entity button group, the data display screen, the warning lamp, the loud-speaking alarm, the data interface and the charging interface are electrically connected with the processor inside the detector shell.

As a further description of the above technical solution:

the detector shell is provided with a hanging rope which penetrates through the hanging ring, and the detector shell can be hung on the wrist of a user.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this detector is put in cubical switchboard office through setting up the data display screen, shows the detection data directly perceivedly, has possessed voltage detection's function.

2. Compared with the prior art, this detector is put in cubical switchboard office through setting up warning light and alarm of raising one's voice, when detecting to report the phenomenon of discharging, can in time the efficient send the warning.

3. Compared with the prior art, the partial discharge detector of the switch cabinet facilitates setting of parameters of the detector by configuring the entity button group.

4. Compared with the prior art, the partial discharge detector of the switch cabinet has the advantages that the partial discharge detector is convenient to carry and use through optimized structural design, and the partial discharge detector is small in appearance and high in applicability.

Drawings

Fig. 1 is a schematic view of an overall structure of a partial discharge detector of a switch cabinet according to the present invention;

fig. 2 is a front view of the partial discharge detector of the switch cabinet according to the present invention;

fig. 3 is a rear view of the partial discharge detector of the switch cabinet according to the present invention;

fig. 4 is a top view of the partial discharge detector of the switch cabinet according to the present invention;

fig. 5 is a left side view of the switch cabinet partial discharge detector provided by the utility model.

Illustration of the drawings:

1. a detector housing; 2. a metal conductive rod; 3. a contact strip; 4. a set of entity buttons; 5. a data display screen; 6. a warning light; 7. a battery cover; 8. a friction groove; 9. a battery mounting groove; 10. a connecting ring; 11. a thread; 12. a wear-resistant contact; 13. a data interface; 14. a charging interface; 15. hanging a ring; 16. a loud-speaking alarm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model provides a detector is put in cubical switchboard office: comprises a detector shell 1 for installing and protecting each electrical element, a physical button group 4 for setting detection parameters is arranged on the front side surface of the detector shell 1, a data display screen 5 is arranged on the front side surface of the detector shell 1 and below the physical button group 4 for displaying detected data, warning lamps 6 are fixedly connected on the front side surface of the detector shell 1 and below the data display screen 5, loud-speaker alarms 16 are arranged on the left and right side surfaces of the detector shell 1 for sending out alarm prompts when detecting partial discharge, contact sheets 3 are fixedly connected on the left and right side surfaces of the detector shell 1 and above the loud-speaker alarms 16 for contacting a human body to form a low-current loop, a connecting ring 10 is fixedly connected on the lower surface of the detector shell 1, a metal conducting rod 2 is fixedly connected on the lower surface of the detector shell 1 through the connecting ring 10, the inner wall of the connecting ring 10 is provided with an internal thread 11, the side surface of the upper end of the metal conducting rod 2 is provided with an external thread 11, the metal conducting rod 2 is fixedly connected with the connecting ring 10, the lower end of the metal conducting rod 2 is fixedly connected with a wear-resistant contact 12, a hanging ring 15 is fixedly connected on the upper surface of the detector shell 1 and close to the front side surface by directly contacting a test point in the switch cabinet, a data interface 13 and a charging interface 14 are arranged on the upper surface of the detector shell 1 and behind the hanging ring 15, used for transmitting data and charging batteries, a battery mounting groove 9 is arranged on the rear side surface of the detector shell 1 and close to the upper surface, used for installing a battery, the inner wall of the rear side surface of the detector shell 1 and positioned in the battery installing groove 9 is movably connected with a battery cover 7, the battery cover 7 is used for protecting the battery, and the rear side surface of the battery cover 7 is provided with a friction groove 8, so that the battery cover 7 can be conveniently opened.

The quantity of touch electric sheet 3 has two, and arrange fixed connection at the left and right sides symmetry of detector shell 1, improve human area of contact, metal conduction pole 2, entity button group 4, data display screen 5, warning light 6, alarm speaker 16, data interface 13 and charge between interface 14 and the detector shell 1 inside treater electric connection, be used for the transmission signal of telecommunication, detector shell 1 penetrates the string rope in link 15 department, can hang detector shell 1 in user's wrist, make things convenient for carrying of detector.

The working principle is as follows: during the use, the staff is with in 2 screw in go-between 10 of metal conduction pole, then set for the test parameter through entity button group 4, then open the cubical switchboard singlehanded and hold the position that detector shell 1 is fixed with touch electric sheet 3, and make the palm contact as far as possible with touch electric sheet 3's surface, then touch the test point of taking place partial discharge easily of cubical switchboard internal mark with wear-resisting contact 12, test, warning light 6 glimmers when test point voltage is too high possesses partial discharge's possibility, alarm 16 rings simultaneously, remind the staff to detect the partial discharge threat, the while detection data is recorded and is shown on data display screen 5, can accomplish the detection of cubical switchboard partial discharge threat.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Detector is put in cubical switchboard office, including detector shell (1), its characterized in that: an entity button group (4) is arranged on the front side face of the detector shell (1), a data display screen (5) is arranged on the front side face of the detector shell (1) and below the entity button group (4), warning lamps (6) are fixedly connected to the front side face of the detector shell (1) and below the data display screen (5), loud-speaking alarms (16) are arranged on the left side face and the right side face of the detector shell (1), and touch electric pieces (3) are fixedly connected to the left side face and the right side face of the detector shell (1) and above the loud-speaking alarms (16);

the lower fixed surface of detector shell (1) is connected with go-between (10), the lower surface of detector shell (1) passes through go-between (10) fixedly connected with metal conduction pole (2), the last of detector shell (1) just is close to leading flank fixedly connected with link (15), the trailing flank of detector shell (1) just is close to the upper surface and is provided with battery mounting groove (9).

2. The partial discharge detector of the switch cabinet according to claim 1, wherein: the inner wall of the connecting ring (10) is provided with an internal thread (11), the side face of the upper end of the metal conducting rod (2) is provided with an external thread (11), and the metal conducting rod (2) is fixedly connected with the connecting ring (10).

3. The partial discharge detector of the switch cabinet according to claim 1, wherein: the lower end of the metal conducting rod (2) is fixedly connected with a wear-resistant contact (12).

4. The partial discharge detector of the switch cabinet according to claim 1, wherein: the number of the electric contact pieces (3) is two, and the electric contact pieces are symmetrically arranged and fixedly connected on the left side surface and the right side surface of the detector shell (1).

5. The partial discharge detector of the switch cabinet according to claim 1, wherein: the upper surface of the detector shell (1) and the rear part of the hanging ring (15) are provided with a data interface (13) and a charging interface (14).

6. The partial discharge detector of the switch cabinet according to claim 1, wherein: the inner wall of the rear side face of the detector shell (1) and located in the battery mounting groove (9) is movably connected with a battery cover (7), and the rear side face of the battery cover (7) is provided with a friction groove (8).

7. The partial discharge detector of the switch cabinet according to claim 1, wherein: the metal conduction rod (2), the entity button group (4), the data display screen (5), the warning lamp (6), the loudspeaking alarm (16), the data interface (13), the charging interface (14) and the processor inside the detector shell (1) are electrically connected.

8. The partial discharge detector of the switch cabinet according to claim 1, wherein: the detector shell (1) penetrates into a hanging rope at the hanging ring (15) and can be hung on the wrist of a user.