CN218298376U - Insulation performance detection device for high-voltage motor - Google Patents

Abstract

The utility model discloses an insulating properties detection device that high-voltage motor used relates to insulating properties and detects technical field, including the test box, the concave piece is deposited with the megger to high-voltage motor, the utility model discloses in, open the battery, make the electro-magnet circular telegram start, thereby adsorb the grip block and remove, when removing the connecting block and plug in on hand on the megger, close the battery, the elasticity that makes the grip block receive buffer spring is contradicted on hand of megger, it drives the connecting block and rotates to start servo motor, make the connecting block drive handle on the megger carry out even rotation, read out the numerical value on the megger afterwards can, temperature sensor can detect the temperature in the test box, when the temperature in the device is lower, start the resistance wire that generates heat and produce the heat, then start driving motor once more and drive the drive wheel and rotate the temperature in the control device with heat transport to the test box, the utility model has the characteristics of detecting the precision height.

Description

Insulation performance detection device for high-voltage motor

Technical Field

The utility model relates to an insulating properties detects technical field, especially relates to an insulating properties detection device that high voltage motor used.

Background

The high-voltage motor is a motor with rated voltage of more than 1000V. 6000V and 10000V are commonly used, and the voltage grades of 3300V and 6600V are also available due to different foreign power grids. The high voltage motor is generated because the motor power is proportional to the product of voltage and current, so that the increase of the low voltage motor power to a certain extent (such as 300 KW/380V) is difficult to be made due to the limitation of the allowable bearing capacity of a lead wire, or the cost is too high. It is necessary to achieve a high power output by increasing the voltage. The high-voltage motor has the advantages of high power and strong impact resistance; the high-voltage motor insulation performance detection device has the defects that the inertia is large, the starting and the braking are difficult, and in order to improve the safety of the high-voltage motor in the use process, the insulation performance of the high-voltage motor is required to be detected frequently, so that the insulation performance detection device is required.

The prior art (publication number CN 113884840A) discloses an insulation performance detection device for a high-voltage motor, which comprises a bottom plate, a moving plate high-voltage motor, a megger, a rubber sucker and a ferromagnetic enclosure frame, wherein the moving plate is installed at the top of the bottom plate, the high-voltage motor is installed at the top of the moving plate, and the megger is installed at the top of the bottom plate; a ferromagnetic enclosure frame is arranged at the top of the bottom plate; four groups of rubber suction cups which are arranged in a square mode are installed at the top of the megger, supporting columns are installed at the top of the rubber suction cups, and square plates are installed at the top of the supporting columns. Carry out data capture to the data of megger dial plate through recording the ware, then backup the storage, possess the fixed function of preventing moving when the motor that awaits measuring on the movable plate is placed, and can carry out the interval transform between motor and the megger for interval homoenergetic between not unidimensional motor and the megger is in the effective length within range of measuring the patchcord, and the device can carry out magnetic field when detecting and completely cuts off, avoids the magnetic field of external component to cause the influence to the testing result.

However, the insulation performance detection device for the high-voltage motor still has the following problems in practical use: if the device lacks effectual control mechanism in the use, carry out the measuring in-process at the device to high voltage motor, need the manual work to wave the megger, its measuring result, receive the influence of human factor easily, it is too fast when the speed of staff's megger, then lead to measuring result littleer easily, and then influence measuring precision, the device lacks effectual temperature control mechanism in the use simultaneously, when the high temperature is too high to the in-process that high voltage motor detected, its measuring resistance value often can appear the condition on the low side, inconvenient staff judges high voltage motor's insulating nature, therefore the device has certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model provides an insulating properties detection device that high voltage motor used has solved the lower technical problem of measurement accuracy among the prior art.

In order to solve the technical problem, the utility model provides a pair of insulating properties detection device that high voltage motor used includes: test box, high-voltage motor deposit the concave piece and the concave piece is deposited to the megger, high-voltage motor deposits the concave piece and the megger is deposited the concave piece and is all connected in the test box, the megger is deposited the right side that the concave piece was deposited to the high-voltage motor, be provided with accredited testing organization in the test box, accredited testing organization includes slide, servo motor, install bin, driving gear and driven gear, slide sliding connection is in the test box, servo motor connects on the slide, the install bin is connected on the slide, the driving gear rotates to be connected in the install bin, servo motor's drive end extends to the install bin in and is connected with the driving gear, driven gear rotates to be connected in the install bin, one side and the driven gear meshing of driving gear are connected, accredited testing organization is used for automatic detecting high-voltage motor, be provided with temperature control mechanism in the test box, temperature control mechanism includes temperature sensor, the resistance wire that generates heat, driving motor and first flabellum, temperature sensor connects in the test box, it controls the dead lever to generate heat, driving motor connects on the inner roof of test box.

Preferably, the test mechanism further comprises a connecting rod connected to the driven gear, one end of the connecting rod extends to the outside of the installation box and is connected with a connecting block, two storage batteries which are symmetrical to each other are connected in the connecting block, one side of each storage battery is electrically connected with an electromagnet, one side of each electromagnet, which is far away from the corresponding storage battery, is connected with a buffer spring, one side of each buffer spring, which is far away from the corresponding electromagnet, is connected with a clamping block, a telescopic cylinder is connected in the test box, the telescopic end of each telescopic cylinder is connected with a push plate, and one side of each push plate, which is far away from the telescopic end of each telescopic cylinder, is inconsistent with the corresponding sliding plate.

Preferably, the temperature control mechanism further comprises a driving wheel, the driving wheel is connected to the fixing rod, the inner top wall of the test box is rotatably connected with two rotating rods which are symmetrical to each other, the rotating rods are connected with a driven wheel, a conveying belt is arranged between the driving wheel and the driven wheel, the driving wheel is connected with the driven wheel through the conveying belt in a transmission mode, and one end, away from the inner top wall of the test box, of each rotating rod is connected with a second fan blade.

Preferably, a filter screen is connected in the test box, the heating resistance wire is positioned above the filter screen, and the heating resistance wire can filter air entering the device.

Preferably, high voltage motor deposits all to be provided with the slipmat on concave block and the megger is deposited concave block, integrated into one piece has anti-skidding granule on the slipmat, and this setting can be conveniently fixed high voltage motor and megger.

Preferably, the push plate is connected with a buffering pad, and the arrangement can provide a certain buffering effect for the push plate, so that the abrasion of the push plate is reduced.

Preferably, the test box is connected with a control panel, the control panel is electrically connected with the servo motor, the storage battery, the telescopic cylinder, the temperature sensor, the heating resistance wire and the driving motor respectively, and the device can be controlled by workers conveniently through the arrangement.

Preferably, one side of test box articulates there is sealing door, be connected with the observation window on the sealing door, this sets up the data that can make things convenient for in the staff viewing device to detect.

Compared with the prior art, the utility model provides a pair of insulating properties detection device that high-voltage motor used has following beneficial effect:

1. the utility model discloses in, start telescopic cylinder and drive push pedal horizontal migration, make the slide drive servo motor and connecting block horizontal migration, then open the battery, make the electro-magnet circular telegram start, thereby adsorb the grip block and remove, when the connecting block removes and inserts when on hand on the megger, close the battery, make the grip block receive buffer spring's elasticity contradict on the handle of megger, it drives the connecting block and rotates to start servo motor, make the connecting block drive the handle on the megger and carry out even rotation, the staff reads out the numerical value on the megger once more afterwards can, the device has solved the lower problem of measurement accuracy among the prior art.

2. The utility model discloses in, the temperature sensor of setting can detect the temperature in the test box, when the temperature in the device is lower, start the heating resistor silk and produce the heat, then start driving motor once more and drive first flabellum and drive wheel and rotate, make the drive wheel rotate through driving bull stick and second flabellum from the driving wheel, thereby carry the heat that the heating resistor silk produced to the test box in, and then the temperature in the hoisting device, the device has solved among the prior art and can't carry out measuring problem to the temperature in the device.

Drawings

Fig. 1 is an overall structural diagram of an insulation performance detection device for a high-voltage motor;

fig. 2 is a schematic view of an internal structure of an insulation performance detection device for a high-voltage motor;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

The reference numbers in the figures: 1. a test box; 2. the high-voltage motor stores the concave block; 3. the rocking meter stores the concave block; 4. a slide plate; 5. a servo motor; 6. installing a box; 7. a driving gear; 8. a driven gear; 9. a connecting rod; 10. connecting blocks; 11. a storage battery; 12. an electromagnet; 13. a buffer spring; 14. a clamping block; 15. a telescopic cylinder; 16. pushing a plate; 17. a temperature sensor; 18. a heating resistance wire; 19. a drive motor; 20. a first fan blade; 21. a driving wheel; 22. a rotating rod; 23. a driven wheel; 24. a conveyor belt; 25. a second fan blade.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are used in the orientation or positional relationship indicated on the basis of the drawings, it is only for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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. Either mechanically or electrically. They may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In a first embodiment, as shown in fig. 1 to 4, an insulation performance detecting apparatus for a high-voltage motor includes: the testing device comprises a testing box 1, a high-voltage motor storage concave block 2 and a megger storage concave block 3, wherein the high-voltage motor storage concave block 2 and the megger storage concave block 3 are connected in the testing box 1, the megger storage concave block 3 is positioned at the right side of the high-voltage motor storage concave block 2, a testing mechanism is arranged in the testing box 1 and comprises a sliding plate 4, a servo motor 5, an installation box 6, a driving gear 7 and a driven gear 8, the sliding plate 4 is connected in the testing box 1 in a sliding manner, the servo motor 5 is connected on the sliding plate 4, the installation box 6 is connected on the sliding plate 4, the driving gear 7 is connected in the installation box 6 in a rotating manner, a driving end of the servo motor 5 extends into the installation box 6 and is connected with the driving gear 7, the driven gear 8 is connected in the installation box 6 in a rotating manner, one side of the driving gear 7 is meshed with the driven gear 8, the testing mechanism is used for automatically detecting the high-voltage motor, and a temperature control mechanism is arranged in the testing box 1, the temperature control mechanism comprises a temperature sensor 17, a heating resistance wire 18, a driving motor 19 and a first fan blade 20, wherein the temperature sensor 17 is connected in the test box 1, the heating resistance wire 18 is connected in the test box 1, the driving motor 19 is connected on the inner top wall of the test box 1, the driving end of the driving motor 19 is connected with a fixed rod, the first fan blade 20 is connected on the fixed rod, the temperature control mechanism is used for controlling the temperature in the test box 1, the test mechanism further comprises a connecting rod 9, the connecting rod 9 is connected on a driven gear 8, one end of the connecting rod 9 extends to the outside of the mounting box 6 and is connected with a connecting block 10, two storage batteries 11 which are symmetrical to each other are connected in the connecting block 10, one side of each storage battery 11 is electrically connected with an electromagnet 12, one side of each electromagnet 12, which is far away from the corresponding storage battery 11, one side of each buffer spring 13, which is far away from the corresponding electromagnet 12, is connected with a clamping block 14, a telescopic cylinder 15 is connected in the test box 1, a push plate 16 is connected at the telescopic end of the telescopic cylinder 15, one side of the push plate 16, which is far away from the telescopic end of the telescopic cylinder 15, is abutted against the sliding plate 4, the temperature control mechanism further comprises a driving wheel 21, the driving wheel 21 is connected on a fixed rod, two rotating rods 22 which are mutually symmetrical are rotatably connected on the inner top wall of the test box 1, a driven wheel 23 is connected on the rotating rod 22, a conveying belt 24 is arranged between the driving wheel 21 and the driven wheel 23, the driving wheel 21 and the driven wheel 23 are in transmission connection through the arranged conveying belt 24, one end of the rotating rod 22, which is far away from the inner top wall of the test box 1, is connected with a second fan blade 25, the telescopic cylinder 15 is started to drive the push plate 16 to horizontally move, so that the sliding plate 4 drives the servo motor 5 and the connecting block 10 to horizontally move, then the storage battery 11 is opened, the electromagnet 12 is electrically started, and the adsorption clamping block 14 moves, when the connecting block 10 moves and is plugged into a handle on a megger, the storage battery 11 is turned off, the clamping block 14 is enabled to be propped against the handle of the megger by the elastic force of the buffer spring 13, the servo motor 5 is started to drive the connecting block 10 to rotate, the connecting block 10 is enabled to drive the handle on the megger to uniformly rotate, and then a worker reads out the numerical value on the megger again, the temperature sensor 17 can detect the temperature in the test box 1, when the temperature in the device is low, the heating resistance wire 18 is started to generate heat, the driving motor 19 is started again to drive the first fan blade 20 and the driving wheel 21 to rotate, the driving wheel 21 drives the rotating rod 22 and the second fan blade 25 to rotate through the driven wheel 23, so that the heat generated by the heating resistance wire 18 is conveyed into the test box 1, and the temperature in the device is further improved.

In the second embodiment, on the basis of the first embodiment, a filter screen is connected in the test box 1, and the heating resistance wire 18 is positioned above the filter screen, so that the air entering the device can be filtered.

Third embodiment, on the basis of first embodiment, all be provided with the slipmat on concave piece 2 is deposited to high-voltage motor and the concave piece 3 is deposited to the megger, and integrated into one piece has anti-skidding granule on the slipmat, and this setting can conveniently be fixed high-voltage motor and megger.

In the fourth embodiment, on the basis of the first embodiment, the cushion pad is connected to the push plate 16, and the arrangement can provide a certain cushion effect for the push plate 16, reduce the abrasion of the push plate 16, and prolong the service life of the push plate 16.

Fifth embodiment, on the basis of first embodiment, be connected with control panel on the test box 1, control panel respectively with servo motor 5, battery 11, telescopic cylinder 15, temperature sensor 17, heating resistor wire 18 and driving motor 19 electric connection, this setting can make things convenient for the staff to control the device, has promoted the practicality of device.

Sixth embodiment, on the basis of first embodiment, one side of test box 1 articulates there is sealing door, is connected with the observation window on the sealing door, and this setting can make things convenient for the data that detect in the staff viewing device.

The working principle is as follows:

when the insulativity of the high-voltage motor needs to be detected:

firstly, a motor to be tested is placed on a high-voltage motor storage concave block 2, then a megger is placed on a megger storage concave block 3, then an open-circuit and short-circuit detection experiment is carried out on the megger, whether the megger can be normally used is observed, then discharge treatment is carried out on the high-voltage motor again, after the treatment is finished, the megger is connected with the high-voltage motor, then a telescopic cylinder 15 is started to drive a push plate 16 to horizontally move, a sliding plate 4 drives a servo motor 5 and a connecting block 10 to horizontally move, then a storage battery 11 is started, an electromagnet 12 is powered on and started, an adsorption clamping block 14 is moved, when the connecting block 10 is moved and is plugged on a handle on the megger, the storage battery 11 which is started in advance is closed, the clamping block 14 is abutted on the handle of the megger by the elastic force of a buffer spring 13, then the servo motor 5 is started again to drive the connecting block 10 to rotate, the connecting block 10 drives the handle on the megger to uniformly rotate, then a worker reads the numerical value on the megger again, and can judge whether the megger is qualified or not, and the insulation of the megger can be detected by the device, and the device solves the problem that the insulation quality of the high-voltage motor is low in the prior art due to be detected manually, and the measurement precision is low.

When temperature control within the device is required:

can detect the temperature in the test box 1 through the temperature sensor 17 that sets up, when the temperature in the device is lower, start heating resistor 18 and produce the heat, then start driving motor 19 once more and drive first flabellum 20 and drive wheel 21 and rotate, make drive wheel 21 drive bull stick 22 and second flabellum 25 through following driving wheel 23 and rotate, thereby carry the heat that heating resistor 18 produced to the test box 1 in, and then the temperature in the hoisting device, the same principle can be known, when the temperature in the device is higher, only need start driving motor 19 and drive first flabellum 20 and second flabellum 25 rotation respectively, to carry out the forced air cooling in the device can, the device has solved among the prior art because lack temperature control mechanism, thereby lead to probably influencing the problem that detects the precision.

It should be noted that, in this document, relational terms such as first and second, and the like are 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 (8)

1. An insulation performance detection device for a high-voltage motor, comprising: test box (1), high-voltage motor deposit concave block (2) and megger deposit concave block (3), high-voltage motor deposits concave block (2) and megger deposit concave block (3) and all connect in test box (1), the megger is deposited concave block (3) and is located high-voltage motor and deposits the right side of concave block (2), a serial communication port, be provided with accredited testing organization in test box (1), accredited testing organization includes slide (4), servo motor (5), install bin (6), driving gear (7) and driven gear (8), slide (4) sliding connection is in test box (1), servo motor (5) are connected on slide (4), install bin (6) are connected on slide (4), driving gear (7) rotate to be connected in install bin (6), the drive end of servo motor (5) extends to in install bin (6) and is connected with driving gear (7), driven gear (8) rotate to be connected in install bin (6), one side and driven gear (8) meshing of driving gear (7) are connected the test mechanism is used for high-pressure motor (18) temperature control sensor (17), temperature control sensor (17) including temperature control sensor (17), test mechanism (17), temperature control mechanism (17) are connected in the test mechanism including automatic temperature control device (17), temperature control mechanism (17) is provided with the test mechanism, driving motor (19) and first flabellum (20), temperature sensor (17) are connected in test box (1), heating resistor silk (18) are connected in test box (1), driving motor (19) are connected on the interior roof of test box (1), the drive end of driving motor (19) is connected with the dead lever, first flabellum (20) are connected on the dead lever, temperature control mechanism is used for controlling the temperature in test box (1).

2. The insulation performance detection device for the high-voltage motor is characterized in that the test mechanism further comprises a connecting rod (9), the connecting rod (9) is connected to the driven gear (8), one end of the connecting rod (9) extends to the outside of the installation box (6) and is connected with a connecting block (10), two storage batteries (11) which are symmetrical to each other are connected in the connecting block (10), one side of each storage battery (11) is electrically connected with an electromagnet (12), one side, far away from the storage batteries (11), of each electromagnet (12) is connected with a buffer spring (13), one side, far away from the electromagnets (12), of each buffer spring (13) is connected with a clamping block (14), a telescopic cylinder (15) is connected in the test box (1), a push plate (16) is connected to a telescopic end of each telescopic cylinder (15), and one side, far away from the telescopic end of each telescopic cylinder (15), of each push plate (16) is inconsistent with the sliding plate (4).

3. The insulation performance detection device for the high-voltage motor is characterized in that the temperature control mechanism further comprises a transmission wheel (21), the transmission wheel (21) is connected to the fixing rod, two rotation rods (22) which are symmetrical to each other are rotatably connected to the inner top wall of the test box (1), a driven wheel (23) is connected to each rotation rod (22), a transmission belt (24) is arranged between the transmission wheel (21) and the driven wheel (23), the transmission wheel (21) and the driven wheel (23) are in transmission connection through the transmission belt (24), and one end, away from the inner top wall of the test box (1), of each rotation rod (22) is connected with a second fan blade (25).

4. The insulation performance detection device for the high-voltage motor is characterized in that a filter screen is connected in the test box (1), and the heating resistance wire (18) is positioned above the filter screen.

5. The insulation performance detection device for the high-voltage motor according to claim 1, wherein anti-slip pads are arranged on the high-voltage motor storage concave block (2) and the megger storage concave block (3), and anti-slip particles are integrally formed on the anti-slip pads.

6. The insulation performance detecting device for the high-voltage motor as claimed in claim 2, wherein a cushion pad is attached to the push plate (16).

7. The insulation performance detection device for the high-voltage motor according to claim 2, wherein a control panel is connected to the test box (1), and the control panel is electrically connected to the servo motor (5), the storage battery (11), the telescopic cylinder (15), the temperature sensor (17), the heating resistance wire (18) and the driving motor (19) respectively.

8. The insulation performance detection device for the high-voltage motor is characterized in that a sealing door is hinged to one side of the test box (1), and an observation window is connected to the sealing door.

Images