CN216690936U - A kind of anti-overturning insulation ladder for substation maintenance work - Google Patents

Abstract

The utility model discloses an anti-overturning insulating ladder for substation maintenance work, which relates to the field of substation maintenance. , a movable support is movably connected between the two convex plates through a pin shaft. In the utility model, a movable support is arranged on the insulating column, and after the movable plate on the movable support is turned over, the limit plate on the movable support cooperates with the limit groove to limit the position of the movable plate, so that the movable plate can be positioned at the position of the insulating column. The horizontal direction plays the role of stable support, which can prevent the insulating column from falling to the side and improve the stability of the device. A fixing cone is arranged in the groove on the insulating column, and the fixing cone is matched with the thread groove on the insulating column. The utility model can be fixed at the bottom end of the insulating column, and plays a role of strengthening the support, which improves the stability of the support of the insulating column, thereby improving the safety of the maintenance personnel.

Description

A kind of anti-overturning insulation ladder for substation maintenance work

technical field

The utility model relates to the field of substation maintenance, in particular to an anti-overturning insulating ladder for substation maintenance operations.

Background technique

Substation refers to the process of changing the voltage from a low level to a high level (boost) or from a high level to a low level (buck) through a certain device in a power system. The rated voltage of the generator in the power system is generally below (15-20) kV. Commonly used transmission voltage levels are 765 kV, 500 kV, 220-110 kV, 35-60 kV, etc.; distribution voltage levels are 35-60 kV, 3-10 kV, etc.; The electrical appliances have high-voltage electrical equipment with a rated voltage of 3 to 15 kV and low-voltage electrical equipment such as 110 volts, 220 volts, and 380 volts. Therefore, the power system is to connect parts of different voltage levels through substation to form a whole. The place where the substation is realized is the substation. Insulation ladders are often used in substation maintenance, but because the maintenance site is often on muddy land, due to different geology, when the maintenance workers are constructing, the insulation ladders are often overturned due to the gravity of the maintenance workers. , affecting the safety of maintenance workers. Therefore, it is necessary to invent an anti-overturn insulating ladder for substation maintenance work to solve the above problems.

Utility model content

The purpose of the present utility model is to provide an anti-overturning insulating ladder for substation maintenance work, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-overturning insulating ladder for substation maintenance operations, comprising two insulating columns arranged in parallel, and the outer lower ends of the insulating columns are fixedly connected with two symmetrically distributed protrusions. A movable support member is movably connected between the two convex plates through a pin, the movable support includes a movable plate, and both sides of one end of the movable plate are movably connected to the convex plate through a pin, the movable support A slot is opened in the middle of one end of the board, a limit board is inserted into the inside of the slot, one end of the limit board is connected with the bottom of the slot through a return spring, and an empty slot is opened on one side of the slot One end of the limiting plate is connected with a sliding sheet, one end of the sliding sheet penetrates the hollow slot and is fixedly connected with one end of the limiting plate, and a limiting groove is provided at the lower end of one side of the insulating column. The position slot is arranged in an inclined structure, and the position limit slot is adapted to the other end of the position limit plate.

Preferably, the two insulating columns are fixedly connected by a plurality of pedals that are linearly distributed at equal intervals, and damping pads are adhered to the upper surfaces of the pedals.

Preferably, a groove is formed on the other side of the lower end of the insulating column, and the bottom of the groove is inlaid with a magnet block.

Preferably, a fixed cone is arranged inside the groove, the fixed cone is made of a magnetic metal material, and the fixed cone is connected with the magnet block by adsorption.

Preferably, the bottom end of the insulating column is provided with a threaded groove, and one end of the fixing cone is adapted to the threaded groove.

Preferably, a placement slot is provided on the inner wall of the top end of the groove bottom, the damping layer is bonded to the interior of the placement slot, a baffle is inserted into the placement slot, and both sides of one end of the baffle are Fittedly connected with the damping layer, the other end of the baffle is located at the notch of the groove.

Technical effects and advantages of the present utility model:

In the utility model, a movable support is arranged on the insulating column, and after the movable plate on the movable support is turned over, the limit plate on the movable support cooperates with the limit groove to limit the position of the movable plate, so that the movable plate can be positioned at the position of the insulating column. The horizontal direction plays the role of stable support, which can prevent the insulating column from falling to the side and improve the stability of the device. A fixing cone is arranged in the groove on the insulating column, and the fixing cone is matched with the thread groove on the insulating column. The utility model can be fixed on the bottom end of the insulating column, and plays a role of strengthening the support, which improves the stability of the support of the insulating column, thereby improving the safety of the maintenance personnel.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is a schematic cross-sectional view of the mounting plate structure of the present invention.

3 is a schematic cross-sectional view of the structure of the adjusting connector of the present invention.

In the figure: 1, insulating column; 2, convex plate; 3, movable support; 4, movable plate; 5, slot; 6, limit plate; 7, return spring; 8, empty slot; 9, sliding plate; 10. Limit slot; 11. Pedal; 12. Damping pad; 13. Groove; 14. Magnet block; 15. Fixed cone; 16. Thread slot; 17. Placement slot; 18. Baffle plate;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides an anti-overturning insulating ladder for substation maintenance work as shown in Figures 1-3, comprising two insulating columns 1 arranged in parallel, the outer lower end of the insulating column 1 is fixedly connected with two symmetrically distributed protrusions Plate 2, a movable support 3 is movably connected between the two convex plates 2 through a pin, the movable support 3 includes a movable plate 4, and the movable plate 4 plays a role of stably supporting the insulating column 1. Both sides are movably connected with the convex plate 2 through the pin shaft, a slot 5 is opened in the middle of one end of the movable plate 4, the limit plate 6 is inserted inside the slot 5, and one end of the limit plate 6 is connected to the slot 5 through the return spring 7 One side of the slot 5 is provided with an empty slot 8, one side of one end of the limit plate 6 is connected with a sliding piece 9, and one end of the sliding piece 9 penetrates through the empty slot 8 and is fixedly connected with one end of the limit plate 6 , the sliding sheet 9 can drive the limit plate 6 to move, a limit slot 10 is set at the lower end of one side of the insulating column 1 , the limit slot 10 is set as an inclined structure, and the limit slot 10 is matched with the other end of the limit plate 6 , which plays a role of limiting and fixing the movable plate 4 .

Specifically, the two insulating columns 1 are fixedly connected by a plurality of pedals 11 that are linearly distributed at equal intervals. The upper surface of the pedals 11 is bonded with a damping pad 12. The damping pad 12 acts as a damping limit, so that the maintenance personnel It does not slip on the pedals 11 .

More specifically, a groove 13 is formed on the other side of the lower end of the insulating column 1 , the bottom of the groove 13 is inlaid with a magnet block 14 , and a fixed cone 15 is arranged inside the groove 13 . In order to strengthen the support, the fixed cone 15 is made of magnetic metal material, and the fixed cone 15 is connected with the magnet block 14 by adsorption, so that the fixed cone 15 can be stably placed in the groove 13, and the bottom end of the insulating column 1 is provided with a threaded groove. 16. One end of the fixed cone 15 is matched with the threaded groove 16, which can fix the fixed cone 15 in position. The inner wall of the top of the groove bottom of the groove 13 is provided with a placement groove 17, and the interior of the placement groove 17 is bonded with a damping layer 19. , a baffle 18 is inserted into the placement groove 17, one end of the baffle 18 is attached to the damping layer 19 on both sides, and the other end of the baffle 18 is located at the notch of the groove 13, and the baffle 18 acts as a blocking limit. The function of the position is to prevent the fixed cone 15 from loosening from the groove 13 .

The working principle of the utility model:

When the device is working, first move the baffle 18 upward, move the baffle 18 into the placement groove 17, then take out the fixed cone 15 in the groove 13, and then screw the fixed cone 15 into the threaded groove 16 through the internal and external threads, Put the insulating column 1 against the substation, so that the fixed cone 15 is inserted into the ground to strengthen the support, and then drive the limit plate 6 to move into the slot 5 through the slider 9 until the limit plate 6 moves completely into the slot 5, then turn the movable plate 4 until the top of the movable plate 4 contacts the ground, and then release the sliding plate 9, at this time, the limit plate 6 is inserted into the limit slot 10 under the action of the return spring 7, and the movable plate 6 The plate 4 is limited and fixed, and the movable plate 4 plays a role of stable support.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides an insulating ladder of turnover is prevented in transformer maintenance operation, includes two parallel arrangement's insulated column (1), its characterized in that: the lower end of the outer side of the insulating column (1) is fixedly connected with two convex plates (2) which are symmetrically distributed, a movable supporting piece (3) is movably connected between the two convex plates (2) through a pin shaft, the movable supporting piece (3) comprises a movable plate (4), two sides of one end of the movable plate (4) are movably connected with the convex plates (2) through pin shafts, a slot (5) is formed in the middle of one end of the movable plate (4), a limiting plate (6) is inserted into the slot (5), one end of the limiting plate (6) is connected with the bottom of the slot (5) through a reset spring (7), a hollow groove (8) is formed in one side of the slot (5), a slip sheet (9) is connected to one side of one end of the limiting plate (6), one end of the slip sheet (9) penetrates through the hollow groove (8) and is fixedly connected with one end of the limiting plate (6), a limiting groove (10) is formed in the lower end of one side of the insulating column (1), the limiting groove (10) is of an inclined structure, and the limiting groove (10) is matched with the other end of the limiting plate (6).

2. The transformer maintenance operation anti-turnover insulating ladder of claim 1, characterized in that: two through a plurality of footboard (11) fixed connection that are equidistant linear distribution between insulation post (1), the upper surface bonding of footboard (11) has damping pad (12).

3. The transformer maintenance operation anti-turnover insulating ladder of claim 2, characterized in that: a groove (13) is formed in the other side of the lower end of the insulating column (1), and a magnet block (14) is embedded in the bottom of the groove (13).

4. The transformer maintenance operation anti-turnover insulating ladder of claim 3, characterized in that: the inside of recess (13) is provided with fixed awl (15), fixed awl (15) are made by magnetic metal material, fixed awl (15) are connected with magnet piece (14) absorption.

5. The transformer maintenance operation prevents insulating ladder that tumbles of claim 4, its characterized in that: a thread groove (16) is formed in the bottom end of the insulating column (1), and one end of the fixing cone (15) is matched with the thread groove (16).

6. The transformer maintenance operation anti-turnover insulating ladder of claim 5, characterized in that: the utility model discloses a damping device, including recess (13), standing groove (17) have been seted up on the tank bottom top inner wall of recess (13), the inside bonding of standing groove (17) has damping layer (19), it has baffle (18) to peg graft in standing groove (17), the one end both sides of baffle (18) all are connected with damping layer (19) laminating, the other end of baffle (18) is located the notch department of recess (13).

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