CN213635816U

CN213635816U - Self-locking indoor high-voltage grounding switch

Info

Publication number: CN213635816U
Application number: CN202023316820.1U
Authority: CN
Inventors: 童志俭
Original assignee: Zhejiang Yueling Electric Co ltd
Current assignee: Zhejiang Yueling Electric Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-06
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses an from indoor high voltage earthing switch of locking-type, its technical scheme main points are: including the base, the backup pad, the movable plate and from locking-type earthing switch body, the fixed backup pad that is provided with in upper end of base, there are two backup pads, set up flutedly in the backup pad, the length of recess is less than the length of backup pad, two backup pad symmetries set up, be provided with the movable plate between two backup pads, in the both ends of movable plate extend into the recess, the length of recess equals the width of movable plate, the upper surface of movable plate can be dismantled and be connected with from locking-type earthing switch body, the fixed a plurality of supporting shoes that are provided with in upper end of base, a plurality of supporting shoes all are located between two backup pads, the equal fixed first gyro wheel that is provided with in upper surface of a plurality of supporting shoes, the lower surface of.

Description

Self-locking indoor high-voltage grounding switch

Technical Field

The utility model relates to an earthing switch technical field, in particular to from indoor high-voltage earthing switch of locking-type.

Background

The grounding switch is a mechanical grounding device which releases static electricity of the maintained equipment and a return circuit and ensures the personal safety of maintenance personnel during power failure maintenance. Grounding switches are used in a mechanical switching device that intentionally grounds a circuit. It can withstand a certain time of current in abnormal situations (such as short-circuits) but does not pass load current in normal situations. Which is usually part of an isolating switch.

The indoor grounding switch is usually installed at the bottommost end of the grounding switch cabinet, positioning holes of the grounding switch are usually formed in the left side and the right side of the bottom end of the grounding switch, and when the grounding switch is installed in the grounding switch cabinet, the distance between the grounding switch and the wall of the grounding switch cabinet is small, so that the grounding switch is inconvenient to fix; meanwhile, since the space in the earthing switch cabinet is small, it is inconvenient to overhaul the earthing switch, so a new technical scheme is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a from indoor high voltage earthing switch of locking-type to solve the current earthing switch installation of mentioning in the background art comparatively inconvenient and overhaul comparatively inconvenient problem.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a self-locking indoor high-voltage grounding switch comprises a base, two supporting plates, a movable plate and a self-locking grounding switch body, wherein the supporting plates are fixedly arranged at the upper end of the base, two supporting plates are arranged on the supporting plates, grooves are formed in the supporting plates, the length of each groove is smaller than that of each supporting plate, the two supporting plates are symmetrically arranged, the movable plate is arranged between the two supporting plates, two ends of the movable plate extend into the grooves, the length of each groove is equal to the width of the movable plate, the self-locking grounding switch body is detachably connected to the upper surface of the movable plate, a plurality of supporting blocks are fixedly arranged at the upper end of the base and are positioned between the two supporting plates, first rollers are fixedly arranged on the upper surfaces of the supporting blocks, and limiting plates are fixedly arranged at the lower surfaces of the movable plate corresponding to the upper ends of the, the lower end face of the limiting plate is provided with a limiting groove, the upper end of the first roller extends into the limiting groove, a hinge is fixedly arranged on the lower surface of the movable plate, a supporting column is fixedly arranged at the lower end of the hinge, and a second roller is fixedly arranged at the rear end of the supporting column.

Furthermore, polytetrafluoroethylene guide rail belts are pasted in the groove and the limiting groove.

Through above-mentioned technical scheme, polytetrafluoroethylene guide rail area has advantages such as wear-resisting, coefficient of friction is low and high temperature resistant, and polytetrafluoroethylene guide rail area sets up frictional force between recess and the reducible backup pad of spacing groove and movable plate and the frictional force between limiting plate and the first gyro wheel.

Furthermore, the hinges are self-locking hinges, and the number of the hinges is not less than four.

Through above-mentioned technical scheme, the auto-lock hinge has self-locking function, and only when pressing the shift knob of auto-lock hinge, the auto-lock hinge just can rotate.

Furthermore, the front end of the supporting plate is hinged with a baffle plate, and the baffle plate is provided with a through hole.

Through above-mentioned technical scheme, after the installation is accomplished, usable baffle keeps off at the front end of recess, prevents that the movable plate from removing.

Furthermore, the front end of the supporting plate is provided with a threaded hole corresponding to the rear end of the through hole.

Through above-mentioned technical scheme, after the installation, utilize through-hole on the baffle and screw hole and screw on the backup pad to fix the baffle, prevent that the baffle from taking place to remove.

Furthermore, the bottom both sides of backup pad are fixed and are provided with the locating piece, are located backup pad is with one side the quantity of locating piece is no less than two.

Through above-mentioned technical scheme, utilize the locating piece to fix the backup pad, prevent that the backup pad from taking place to remove.

Furthermore, a handle is fixedly arranged at the front end of the moving plate.

Through above-mentioned technical scheme, when needs move the movable plate out, usable handle shifts out the movable plate, and is comparatively convenient.

To sum up, the utility model discloses mainly have following beneficial effect: in the utility model, the self-locking grounding switch body is arranged at the upper end of the movable plate by arranging the base, the supporting plate, the movable plate and the baffle plate, the movable plate is clamped by the supporting plate, the base is fixed in the grounding switch cabinet when being installed, the base is plate-shaped and can be directly fixed at the inner bottom end of the grounding switch cabinet, then the movable plate is inserted into the groove, and the movable plate is blocked by the baffle plate, so that the fixation is convenient; and simultaneously, the utility model discloses in still be provided with hinge, support column, second gyro wheel, when overhauing from locking-type earthing switch body, open the baffle, utilize the movable plate will shift out the cubical switchboard from locking-type earthing switch body and can begin to overhaul, it is comparatively convenient.

Drawings

FIG. 1 is a front view of the present embodiment;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic structural diagram of the support plate in the present embodiment.

Reference numerals: 1. a base; 2. a support plate; 201. a groove; 202. a threaded hole; 3. moving the plate; 4. a grounding switch body; 5. a support block; 6. a first roller; 7. a limiting plate; 701. a limiting groove; 8. a hinge; 9. a support pillar; 10. a second roller; 11. a baffle plate; 1101. a through hole; 12. positioning blocks; 13. a handle.

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", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship 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. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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; 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.

Example 1

Referring to fig. 1-3, a self-locking indoor high-voltage earthing switch comprises a base 1, two support plates 2, a movable plate 3 and an earthing switch body 4, wherein the upper end of the base 1 is fixedly provided with the two support plates 2, the two support plates 2 are provided with grooves 201, the length of each groove 201 is smaller than that of each support plate 2, the two support plates 2 are symmetrically arranged, the movable plate 3 is arranged between the two support plates 2, two ends of the movable plate 3 extend into the grooves 201, the length of each groove 201 is equal to the width of the movable plate 3, the upper surface of each movable plate 3 is detachably connected with the earthing switch body 4, the upper end of the base 1 is fixedly provided with a plurality of support blocks 5, the support blocks 5 are positioned between the two support plates 2, the upper surfaces of the support blocks 5 are fixedly provided with first idler wheels 6, the lower surfaces of the movable plates 3 are fixedly, the lower end surface of the limiting plate 7 is provided with a limiting groove 701, the upper end of the first roller 6 extends into the limiting groove 701, the lower surface of the moving plate 3 is fixedly provided with a hinge 8, the lower end of the hinge 8 is fixedly provided with a support column 9, the rear end of the support column 9 is fixedly provided with a second roller 10, in the embodiment, the earthing switch body 4 is a self-locking high-voltage earthing switch, the base 1, the support plate 2 and the moving plate 3 are all made of cast iron, the outer surfaces of the base 1, the support plate 2 and the moving plate 3 are all coated with paint, the earthing switch body 4 is detachably connected with the moving plate 3 through bolts, the number of the support blocks 5 is one, the number of the first rollers 6 and the number of the limiting plates 7 are the same as the number of the support blocks 5, the support blocks 5 and the base 1 are fixedly welded, the first, the lower surface of the movable plate 3 is fixed through a hinge 8 and a screw, the hinge 8 is fixed with the front end of the supporting column 9 through a screw, and the second roller 10 is fixed at the rear end of the supporting column 9 through a screw.

Referring to fig. 1, polytetrafluoroethylene guide rails are attached to the grooves 201 and the limiting grooves 701.

Referring to fig. 1, the hinges 8 are self-locking hinges, the number of the hinges 8 is not less than four, and in this embodiment, the number of the hinges 8 is four.

Referring to fig. 1, the front end of the supporting plate 2 is hinged to a baffle plate 11, and the baffle plate 11 is provided with two through holes 1101, in this example, the two through holes 1101 are respectively located at the upper end and the lower end of the baffle plate 11.

Referring to fig. 3, the front end of the support plate 2 is provided with two threaded holes 202 corresponding to the rear ends of the through holes 1101, and in this embodiment, two threaded holes 202 are provided, and the two threaded holes 202 correspond to the through holes 1101 one by one.

Referring to fig. 1 and 2, the positioning blocks 12 are fixedly disposed on two sides of the bottom end of the supporting plate 2, the number of the positioning blocks 12 located on the same side of the supporting plate 2 is not less than two, in this embodiment, the total number of the positioning blocks 12 is eight, four positioning blocks are disposed on each supporting plate 2, and the number of the positioning blocks 12 located on the same side of the supporting plate 2 is two.

Referring to fig. 1, a handle 13 is fixedly provided at the front end of the moving plate 3, and in this embodiment, the handle 13 is fixed at the front end of the moving plate 3 by a screw.

To sum up, during installation, the supporting plate 2 is fixed on the base 1, then the base 1 is fixed in the grounding switch cabinet, the grounding switch body 4 is installed on the moving plate 3, the moving plate 3 is inserted into the groove 201, then the moving plate 3 is blocked by the baffle plate 11, the baffle plate 11 is fixed by screws, the installation can be finished, when in maintenance, the baffle 11 is opened, the moving plate 3 is pulled by the handle 13, then the supporting column 9 is rotated to ensure that the supporting column 9 is vertical to the moving plate 3, the movable plate 3 is supported, the movable plate 3 is moved out of the grounding switch cabinet, the maintenance is started, after the maintenance is finished, the moving plate 3 is slowly inserted into the groove 201, the switch button of the hinge 8 is pressed, the support pillar 9 is rotated, the support pillar 9 is retracted, when the two ends of the moving plate 3 are completely inserted into the grooves 201, the moving plate 3 is blocked by the baffle plate 11, and the baffle plate 11 is fixed by screws.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; 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

1. The utility model provides an indoor high voltage earthing switch of self-locking type, includes base (1), backup pad (2), movable plate (3) and earthing switch body (4), its characterized in that: the upper end of the base (1) is fixedly provided with the supporting plates (2), the number of the supporting plates (2) is two, grooves (201) are formed in the supporting plates (2), the length of each groove (201) is smaller than that of each supporting plate (2), the two supporting plates (2) are symmetrically arranged, the moving plate (3) is arranged between the two supporting plates (2), two ends of the moving plate (3) extend into the grooves (201), the length of each groove (201) is equal to the width of the corresponding moving plate (3), the upper surface of the moving plate (3) is detachably connected with the earthing switch body (4), the upper end of the base (1) is fixedly provided with a plurality of supporting blocks (5), the supporting blocks (5) are located between the two supporting plates (2), and the upper surfaces of the supporting blocks (5) are fixedly provided with first idler wheels (6), the lower surface of movable plate (3) corresponds to the fixed limiting plate (7) that is provided with in upper end of first gyro wheel (6), spacing groove (701) have been seted up to the lower terminal surface of limiting plate (7), the upper end of first gyro wheel (6) extends into in spacing groove (701), the lower fixed surface of movable plate (3) is provided with hinge (8), the fixed support column (9) that is provided with of lower extreme of hinge (8), the rear end of support column (9) is fixed and is provided with second gyro wheel (10).

2. The self-locking indoor high-voltage grounding switch according to claim 1, characterized in that: polytetrafluoroethylene guide rail belts are pasted in the groove (201) and the limiting groove (701).

3. The self-locking indoor high-voltage grounding switch according to claim 1, characterized in that: the hinge (8) is a self-locking hinge, and the number of the hinges (8) is not less than four.

4. The self-locking indoor high-voltage grounding switch according to claim 1, characterized in that: the front end of the supporting plate (2) is hinged with a baffle (11), and the baffle (11) is provided with a through hole (1101).

5. The self-locking indoor high-voltage grounding switch according to claim 4, wherein: the front end of the supporting plate (2) is provided with a threaded hole (202) corresponding to the rear end of the through hole (1101).

6. The self-locking indoor high-voltage grounding switch according to claim 1, characterized in that: the positioning blocks (12) are fixedly arranged on two sides of the bottom end of the supporting plate (2), and the number of the positioning blocks (12) located on the same side of the supporting plate (2) is not less than two.

7. The self-locking indoor high-voltage grounding switch according to claim 1, characterized in that: the front end of the moving plate (3) is fixedly provided with a handle (13).