CN215375655U

CN215375655U - Movable disk-type suspension insulator breakdown test device

Info

Publication number: CN215375655U
Application number: CN202121671042.XU
Authority: CN
Inventors: 杨山; 吴铁; 刘军; 李婷; 杨海; 王圣勇; 彭洪跃; 刘强; 汤容; 王洁; 黎勇; 徐炎; 彭胜; 黎顺波
Original assignee: SINOMA JIANGXI ELECTRICAL PORCELAIN ELECTRIC CO LTD
Current assignee: SINOMA JIANGXI ELECTRICAL PORCELAIN ELECTRIC CO LTD
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-31
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a movable disc-type suspension insulator breakdown test device which comprises an installation platform, wherein a support column is fixed on the installation platform, the top end of the support column is connected with a cross rod, one end of the cross rod, which is far away from the support column, extends downwards and is connected with a height-adjustable installation part, the lower end of the installation part is provided with a connector which is used for being connected to the upper end of a disc-type suspension insulator, and the installation platform is provided with a connecting column which is used for being supported at the lower end of the disc-type suspension insulator; the bottom of the mounting platform is provided with universal wheels. This technical scheme can test the disc type suspension insulator of unidimensional not, and hangs stably, can the whole mobile device simultaneously, when a plurality of devices moved into high-voltage test room, can guarantee the safe distance between the device, effectively utilizes high-voltage test room's space.

Description

Movable disk-type suspension insulator breakdown test device

Technical Field

The utility model relates to the technical field of power equipment detection, in particular to a movable disc-type suspension insulator breakdown test device.

Background

The impact breakdown test in air is an important test item of the sampling test of the disc-shaped suspension insulator, and the impact breakdown performance in air is an important electrical performance index of the disc-shaped suspension insulator. The air-impact breakdown test was carried out in accordance with the installation method specified by the standard, in which only schematic drawings are given. The air impact breakdown test needs to design a proper test device in an actual test, and the test device requires that the disc-shaped suspension insulator is convenient to assemble and disassemble and also needs to meet the corresponding electrical and mechanical performance requirements. In general, a "fixed" test device is adopted, and the "fixed" test device has the following disadvantages: the space of the high-voltage test room is limited, the fixed test device cannot move, the safety distance is limited, and the space of the high-voltage test room is difficult to effectively utilize.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the defects of the prior art are overcome, and the breakdown test device which is convenient to assemble and disassemble, stable in connection and movable is provided.

The technical scheme adopted by the utility model is as follows: a movable disc-type suspension insulator breakdown test device comprises an installation platform, wherein a support column is fixed on the installation platform, the top end of the support column is connected with a cross rod, one end of the cross rod, far away from the support column, extends downwards and is connected with a height-adjustable installation part, the lower end of the installation part is provided with a connector used for being connected to the upper end of a disc-type suspension insulator, and the installation platform is provided with a connecting column used for being supported at the lower end of the disc-type suspension insulator; the bottom of the mounting platform is provided with universal wheels.

The utility model has the beneficial effects that: the upper end and the horizontal pole of dish type suspension insulator are connected, and the lower extreme and the mounting platform of dish type suspension insulator are connected, make dish type suspension insulator firm in connection, improve suspension stability, and height-adjustable's installation department can adapt to the dish type suspension insulator of not unidimensional size, has improved device adaptability, installs the universal wheel in the mounting platform bottom, makes whole device be convenient for remove, guarantees the safe distance between a plurality of devices, effectively utilizes high-voltage test room's space simultaneously.

Preferably, the installation department includes double-screw bolt, extension spring and connecting rod, the extension spring is located between double-screw bolt and the connecting rod, the upper end of double-screw bolt is run through the horizontal pole and with horizontal pole threaded connection, the lower extreme of connecting rod with the connector is connected. Through above-mentioned technical scheme, the extension spring can be for a short distance to elongate and reset, makes the regulation of the disk type suspension insulator height of small amplitude, when needs adjust by a wide margin, rotates the double-screw bolt, and double-screw bolt and horizontal pole screw-thread fit make the double-screw bolt can be followed and moved by a wide margin from top to bottom, make the device can be used for the test demand of the disk type suspension insulator of unidimensional not, and convenient quick height-adjusting.

Preferably, the stud is sleeved with a locking nut for fixing the stud. Through the technical scheme, after the locking nut is attached to the cross rod and locked, the stud is fixed, the stability of the stud is improved, and the safety of testing is ensured.

Preferably, the stud is provided with a rotating handle. Through the technical scheme, the rotating handle can facilitate an operator to rotate the stud, and the mounting efficiency is improved.

Preferably, the lower end of the connector is provided with a limiting clamping groove matched with a protrusion preset at the upper end of the disc-shaped suspension insulator; and the upper end of the connecting column is provided with a limiting clamping protrusion matched with a groove preset at the lower end of the disc-shaped suspension insulator. Through above-mentioned technical scheme, but protruding joint is in spacing draw-in groove, but spacing protruding joint of card is in the recess, realizes dismantling of dish type suspension insulator and device to be connected, when a plurality of dish type suspension insulators of needs test, makes things convenient for the quick replacement dismouting to improve efficiency of software testing.

Preferably, a cart handle is further connected to the mounting platform. Through the technical scheme, the cart handle is convenient for an operator to move the device integrally.

Preferably, the support column is outer rod type pillar porcelain insulator, mounting platform, horizontal pole, installation department, connector and spliced pole are metallic conductor, one deck copper alloy has been laid to mounting platform's upper surface. Through above-mentioned technical scheme, outer rod type pillar porcelain insulator's electrical insulation is strong, can prevent high-voltage breakdown, and metallic conductor and copper alloy do benefit to the electric current and switch on, improve the breakdown test effect of disk type suspension insulator.

Drawings

Fig. 1 is a schematic structural view of a mobile disc-type suspension insulator breakdown testing device of the present invention;

FIG. 2 is an enlarged view at A of FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

description of reference numerals: 1. mounting a platform; 2. a support pillar; 3. a cross bar; 4. an installation part; 41. a stud; 411. a handle is rotated; 412. locking the nut; 42. a tension spring; 43. a connecting rod; 5. a connector; 51. a limiting clamping groove; 6. a disc-type suspension insulator; 61. a protrusion; 62. a groove; 7. connecting columns; 71. limiting clamping protrusions; 8. a universal wheel; 9. a cart handle.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-3, the utility model provides a mobile disc-type suspension insulator breakdown testing device, which comprises a mounting platform 1, wherein a supporting column 2 is fixed on the mounting platform 1, in this embodiment, the supporting column 2 is an outer rod-type supporting column porcelain insulator and is fixed on the mounting platform 1 through a screw, the top end of the supporting column 2 is connected with a cross rod 3, one end of the cross rod 3, which is far away from the supporting column 2, is connected with a height-adjustable mounting portion 4 in a downward extending manner, the mounting portion 4 is connected with a disc-type suspension insulator 6 through a connector 5, the mounting portion 4 comprises a stud 41, a tension spring 42 and a connecting rod 43, the tension spring 42 is arranged between the stud 41 and the connecting rod 43, the upper end of the stud 41 penetrates through the cross rod 3 and is in threaded connection with the stud 3, the stud 41 is further provided with a locking nut 412 for fixing the stud 41 and a rotating handle 411 for conveniently rotating the stud 41, the lower extreme of connecting rod 43 is connected with connector 5, be equipped with spacing draw-in groove 51 on connector 5, be equipped with the spliced pole 7 that is used for supporting at 6 lower extremes of dish type suspension insulator on mounting platform 1, be equipped with spacing calorie of protruding 71 on the spliced pole 7, when the installation, the cooperation of protruding 61 and spacing draw-in groove 51 joint of presetting of 6 upper ends of dish type suspension insulator, the cooperation of recess 62 and the protruding 71 joint of spacing calorie of presetting of 6 lower extremes of dish type suspension insulator.

In order to enable the whole device to be convenient to move, universal wheels 8 are installed at the bottom of the installation platform 1, meanwhile, a cart handle 9 is connected to the installation platform 1, when a plurality of devices are moved into a high-voltage test room, the safety distance between the devices can be guaranteed, and the space of the high-voltage test room can be effectively utilized.

In order to facilitate current conduction and improve the breakdown test effect of the disc-shaped suspension insulator 6, the mounting platform 1, the cross rod 3, the mounting part 4, the connector 5 and the connecting column 7 are all metal conductors, and a layer of copper alloy with the thickness of 1mm is paved on the upper surface of the mounting platform 1.

The use process comprises the following steps: firstly, the locking nut 412 is unscrewed, the rotating handle 411 is rotated, the installation part 4 is made to ascend at a proper height, the disc-shaped suspension insulator 6 to be detected is clamped with the connector 5, then the rotating handle 411 is rotated, the installation part 4 is made to descend until the disc-shaped suspension insulator 6 can be clamped with the connecting column 7, then the installation part 4 is reversely ascended, the tension spring 42 is made to be in a certain stretching state, the disc-shaped suspension insulator 6 is made to be stably suspended, the locking nut 412 is locked, finally, the installation platform 1 is grounded, high voltage is input to the cross rod 3, the disc-shaped suspension insulator 6 is detected, the whole connection of the device is stable, and the device is convenient to move.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The movable disc type suspension insulator breakdown test device comprises a mounting platform (1) and is characterized in that a supporting column (2) is fixed on the mounting platform (1), the top end of the supporting column (2) is connected with a cross rod (3), one end, far away from the supporting column (2), of the cross rod (3) extends downwards and is connected with a height-adjustable mounting part (4), the lower end of the mounting part (4) is provided with a connector (5) used for being connected to the upper end of a disc type suspension insulator (6), and a connecting column (7) used for being supported at the lower end of the disc type suspension insulator (6) is arranged on the mounting platform (1); the bottom of the mounting platform (1) is provided with universal wheels (8).

2. The movable disc-type suspension insulator breakdown test device according to claim 1, wherein the mounting portion (4) comprises a stud (41), a tension spring (42) and a connecting rod (43), the tension spring (42) is arranged between the stud (41) and the connecting rod (43), the upper end of the stud (41) penetrates through the cross rod (3) and is in threaded connection with the cross rod (3), and the lower end of the connecting rod (43) is connected with the connecting head (5).

3. The breakdown testing device for the movable disc-type suspension insulator is characterized in that a locking nut (412) for fixing the stud (41) is sleeved on the stud (41).

4. A mobile disc suspension insulator breakdown testing device according to claim 2 or 3, characterized in that a turning handle (411) is arranged on the stud (41).

5. The breakdown test device for the movable disc type suspension insulator according to claim 1, wherein a limiting clamping groove (51) matched with a protrusion (61) preset at the upper end of the disc type suspension insulator (6) is formed at the lower end of the connector (5); and the upper end of the connecting column (7) is provided with a limiting clamping protrusion (71) matched with a groove (62) preset at the lower end of the disc-shaped suspension insulator (6).

6. The mobile disc suspension insulator breakdown testing device according to claim 1, characterized in that a trolley handle (9) is further connected to the mounting platform (1).

7. The mobile disc type suspension insulator breakdown testing device according to claim 1, wherein the supporting column (2) is an outer rod type supporting column porcelain insulator, the mounting platform (1), the cross rod (3), the mounting portion (4), the connector (5) and the connecting column (7) are all metal conductors, and a layer of copper alloy is laid on the upper surface of the mounting platform (1).