CN219625559U - Portable power equipment partial discharge on-line monitoring appearance - Google Patents

Abstract

The utility model discloses a portable power equipment partial discharge on-line monitor, which relates to the technical field of power equipment and comprises a base, wherein a first mounting groove is formed in the surface of the base, a monitor body is arranged in the first mounting groove, a cavity is formed in the base, fixing mechanisms are arranged at two ends of the cavity, the monitor body is fixed with the base through the two fixing mechanisms, an adjusting mechanism is arranged between the two fixing mechanisms, two wires are electrically connected to the upper surface of the monitor body, and monitoring mechanisms are arranged at one ends of the two wires, which are far away from the monitor body. According to the utility model, the knob is rotated, the gear is rotated, the two racks respectively drive the corresponding fixing plates to move towards two sides, then each trapezoid limiting block is respectively moved out of the corresponding limiting groove, and then the monitor body can be easily detached.

Description

Portable power equipment partial discharge on-line monitoring appearance

Technical Field

The utility model relates to the technical field of power equipment, in particular to a portable power equipment partial discharge on-line monitor.

Background

In operation of the power device, the partial discharge is not completely across the electrodes, and the extent of the partial discharge is usually small, however, the accumulated process eventually causes damage to the insulation layer, and thus detection of the partial discharge of the power device is required.

The utility model provides a through retrieving cubical switchboard partial discharge monitoring devices of publication number CN217981709U, includes insulating upper cover and insulating bottom plate, its characterized in that: one side of the insulating bottom plate is provided with a TEV sensor, the other side of the insulating bottom plate is provided with an ultrasonic sensor, one side of the insulating top cover corresponding to the TEV sensor is provided with a pressing plate, and an elastic pressing solid is arranged between the pressing plate and the ultrasonic sensor; the insulating upper cover is provided with the protrusion box with ultrasonic sensor's one side correspondence, and protrusion box side surface is provided with the terminal that links to each other with TEV sensor and ultrasonic sensor, the clamp plate is located the below of terminal.

Among the above-mentioned technical scheme, adopt the bolt to install the device at the lateral wall of cubical switchboard directly for inconvenient dismantlement maintenance with it when the device damages, thereby reduced staff's maintenance efficiency.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems with the existing switchgear partial discharge monitoring devices.

Therefore, the utility model aims to provide the portable power equipment partial discharge on-line monitor, which solves the problem that the existing monitoring device is inconvenient to disassemble and maintain when the device is damaged by adopting bolts to directly install the monitoring device on the side wall of the switch cabinet.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a portable power equipment partial discharge on-line monitoring appearance, includes the base, first mounting groove has been seted up on the surface of base, the inside of first mounting groove is provided with the monitor body, the cavity has been seted up to the inside of base, the inside both ends of cavity all are provided with fixed establishment, the monitor body is fixed with the base through two fixed establishment, two be provided with adjustment mechanism between the fixed establishment, the upper surface electric connection of monitor body has two electric wires, two the one end that the monitor body was kept away from to the electric wire all is provided with monitoring mechanism to can real-time monitoring power equipment's discharge condition, and the installation is simple and convenient.

Preferably, the fixing mechanism comprises a plurality of trapezoidal limiting blocks, a plurality of springs and two fixing plates, two through holes are formed in two ends of the cavity, each trapezoidal limiting block is arranged in the corresponding through hole in a sliding mode, two fixing plates are fixedly connected with the corresponding two trapezoidal limiting blocks, the springs are fixedly connected to the corresponding fixing plates respectively, one sides of the fixing plates, away from the trapezoidal limiting blocks, are respectively provided with a plurality of limiting grooves, and each trapezoidal limiting block is matched with the corresponding limiting groove respectively, so that the monitor body can be fixed with the base.

Preferably, the adjustment mechanism includes gear, two racks, bull stick and knob, the bull stick rotate connect in the inside of cavity and one end run through the lateral wall of cavity and with knob fixed connection, the gear is fixed cup joint in the pole wall of corresponding bull stick, two the rack is kept away from one side fixed connection of spring with the fixed plate that corresponds respectively, two the rack meshes with the both ends of gear respectively for it is more convenient when the monitor body is dismantled.

Preferably, the monitoring mechanism comprises two monitoring end parts, a UHF partial discharge sensor and an AE composite sensor, wherein the two monitoring end parts are respectively fixedly connected with one end of a corresponding electric wire far away from the monitor body, the surfaces of the two monitoring end parts are respectively provided with a second mounting groove, and the UHF partial discharge sensor and the AE composite sensor are respectively mounted in the corresponding second mounting grooves, so that the discharge condition of the power equipment can be monitored at any time.

Preferably, the surfaces of the two monitoring end parts are provided with annular grooves, and the inner part of each annular groove is fixedly connected with a magnet, so that the two monitoring end parts can be adsorbed on the power equipment.

Preferably, the two ends of the base are fixedly connected with mounting plates, and the surface of each mounting plate is sleeved with a bolt through threads, so that the base can be fixed on the power equipment.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the monitor body is placed in the mounting groove, then the monitor body respectively extrudes the inclined planes of the corresponding trapezoid limiting blocks, then each spring is compressed, and when the trapezoid limiting blocks move to the positions of the corresponding limiting grooves, each spring rebounds, so that each trapezoid limiting block moves into the corresponding limiting groove, and the purpose of fixing is achieved.

2. According to the utility model, the knob is rotated, the gear is rotated, the two racks respectively drive the corresponding fixing plates to move towards two sides, then each trapezoid limiting block is respectively moved out of the corresponding limiting groove, and then the monitor body can be easily detached.

3. According to the utility model, the two monitoring ports can be adsorbed to the power equipment through the two magnets arranged on the two monitoring ports, and the monitoring ports can be easily removed when the monitor body is detached.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a bottom cross-sectional view of the present utility model;

fig. 3 is a perspective view of a monitor body and a plurality of trapezoid limiting blocks.

Reference numerals illustrate:

1. a base; 2. a monitor body; 3. an electric wire; 4. a trapezoid limiting block; 5. a spring; 6. a fixing plate; 7. a gear; 8. a rack; 9. a rotating rod; 10. a knob; 11. monitoring the end; 12. UHF partial discharge sensor; 13. an AE composite sensor; 14. a magnet; 15. a mounting plate; 16. and (5) a bolt.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a portable power equipment partial discharge on-line monitor.

Example 1

Referring to fig. 1-3, a portable power equipment partial discharge on-line monitoring appearance, including base 1, first mounting groove has been seted up on the surface of base 1, the inside of first mounting groove is provided with monitor body 2, the cavity has been seted up to the inside of base 1, the inside both ends of cavity all are provided with fixed establishment, fixed establishment includes a plurality of trapezoidal stopper 4, a plurality of springs 5 and two fixed plates 6, two through-holes have all been seted up at the both ends of cavity, every trapezoidal stopper 4 slides respectively and sets up in the inside of corresponding through-hole, one side of two fixed plates 6 respectively with two trapezoidal stopper 4 fixed connection that correspond, two springs 5 are respectively fixed connection in one side that corresponds fixed plate 6 and keep away from trapezoidal stopper 4, a plurality of spacing grooves have all been seted up at the both ends of monitor body 2, every trapezoidal stopper 4 respectively with the spacing groove phase-match that corresponds.

When needs install monitor body 2 on base 1, put into the inside of mounting groove with monitor body 2, monitor body 2 extrudees the inclined plane of corresponding trapezoidal stopper 4 respectively afterwards, and every spring 5 compression afterwards, when trapezoidal stopper 4 moved to the position of corresponding spacing groove, every spring 5 resilience makes every trapezoidal stopper 4 remove to the spacing inslot that corresponds to reach fixed purpose.

Referring to fig. 1-2, the monitor body 2 is fixed with the base 1 through two fixing mechanisms, an adjusting mechanism is arranged between the two fixing mechanisms, the adjusting mechanism comprises a gear 7, two racks 8, a rotating rod 9 and a knob 10, the rotating rod 9 is rotatably connected in the cavity, one end of the rotating rod 9 penetrates through the side wall of the cavity and is fixedly connected with the knob 10, the gear 7 is fixedly sleeved on the rod wall corresponding to the rotating rod 9, the two racks 8 are respectively fixedly connected with one side, away from the spring 5, of the corresponding fixing plate 6, and the two racks 8 are respectively meshed with two ends of the gear 7.

When the monitor body 2 needs to be disassembled, the knob 10 is rotated, then the gear 7 rotates, simultaneously the two racks 8 respectively drive the corresponding fixing plates 6 to move towards two sides, then each trapezoid limiting block 4 respectively moves out of the corresponding limiting groove, and then the monitor body 2 can be taken out of the mounting groove.

Referring to fig. 1, the upper surface electric connection of monitor body 2 has two electric wires 3, and the one end that monitor body 2 was kept away from to two electric wires 3 all is provided with monitoring mechanism, and monitoring mechanism includes two monitoring tip 11, UHF partial discharge sensor 12 and AE compound sensor 13, and two monitoring tip 11 are kept away from the one end fixed connection of monitor body 2 with corresponding electric wire 3 respectively, and the second mounting groove has all been seted up on the surface of two monitoring tip 11, and UHF partial discharge sensor 12 and AE compound sensor 13 install respectively in the inside of corresponding second mounting groove.

The UHF partial discharge sensor has excellent response performance on partial discharge electromagnetic wave signals of the internal space of the power equipment, realizes the coupling of the partial discharge signals of the power equipment, and the AE composite sensor can receive transient state ground electromagnetic wave signals and ultrasonic wave signals transmitted from a gap on the surface of the power equipment.

Example two

On the basis of the first embodiment, referring to fig. 1,

annular grooves are formed in the surfaces of the two monitoring end portions 11, and a magnet 14 is fixedly connected to the inside of each annular groove.

So that the corresponding monitoring end 11 can be attracted to the electrical equipment by means of the two magnets 14.

Example III

On the basis of the first embodiment, referring to fig. 1,

the both ends of base 1 are all fixedly connected with mounting panel 15, and the equal screw thread in surface of every mounting panel 15 has cup jointed bolt 16.

The base 1 can be fixedly connected to the power equipment by means of a plurality of bolts 16.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a portable power equipment partial discharge on-line monitoring appearance, includes base (1), its characterized in that, first mounting groove has been seted up on the surface of base (1), the inside of first mounting groove is provided with monitor body (2), the cavity has been seted up to the inside of base (1), the inside both ends of cavity all are provided with fixed establishment, monitor body (2) are fixed with base (1) through two fixed establishment, two be provided with adjustment mechanism between the fixed establishment, the upper surface electric connection of monitor body (2) has two electric wires (3), two the one end that monitor body (2) was kept away from to electric wire (3) all is provided with monitoring mechanism.

2. The portable power equipment partial discharge on-line monitor according to claim 1, wherein the fixing mechanism comprises a plurality of trapezoid limiting blocks (4), a plurality of springs (5) and two fixing plates (6), two through holes are formed in two ends of the cavity, each trapezoid limiting block (4) is respectively and slidably arranged in the corresponding through hole, one side of each fixing plate (6) is respectively and fixedly connected with the corresponding two trapezoid limiting blocks (4), the two springs (5) are respectively and fixedly connected to one side, far away from the trapezoid limiting block (4), of the corresponding fixing plate (6), a plurality of limiting grooves are formed in two ends of the monitor body (2), and each trapezoid limiting block (4) is respectively matched with the corresponding limiting groove.

3. The portable power equipment partial discharge on-line monitor according to claim 1, wherein the adjusting mechanism comprises a gear (7), two racks (8), a rotating rod (9) and a knob (10), the rotating rod (9) is rotatably connected to the inside of the cavity, one end of the rotating rod penetrates through the side wall of the cavity and is fixedly connected with the knob (10), the gear (7) is fixedly sleeved on the rod wall corresponding to the rotating rod (9), the two racks (8) are respectively fixedly connected with one side, away from the spring (5), of the corresponding fixing plate (6), and the two racks (8) are respectively meshed with two ends of the gear (7).

4. The portable power equipment partial discharge on-line monitor according to claim 1, wherein the monitoring mechanism comprises two monitoring end parts (11), a UHF partial discharge sensor (12) and an AE composite sensor (13), the two monitoring end parts (11) are fixedly connected with one ends of corresponding wires (3) far away from the monitor body (2), second mounting grooves are formed in the surfaces of the two monitoring end parts (11), and the UHF partial discharge sensor (12) and the AE composite sensor (13) are mounted in the second mounting grooves.

5. The portable power equipment partial discharge on-line monitor according to claim 4, wherein the surfaces of the two monitoring end parts (11) are provided with annular grooves, and a magnet (14) is fixedly connected to the inside of each annular groove.

6. The portable power equipment partial discharge on-line monitor according to claim 1, wherein two ends of the base (1) are fixedly connected with mounting plates (15), and a bolt (16) is sleeved on the surface of each mounting plate (15) in a threaded manner.