CN211151308U

CN211151308U - Transformer substation grounding protection device

Info

Publication number: CN211151308U
Application number: CN201922427561.0U
Authority: CN
Inventors: 李峻岭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-31
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a transformer substation ground protection device, which comprises a housin, the bottom lateral wall of casing has been seted up and has been run through the groove, two first dead levers of fixedly connected with on the inboard diapire of casing, every first dead lever upper end fixedly connected with baffle. The utility model discloses an earthing body, the protective wire, the movable plate, the threaded rod, a supporting plate, the mating reaction of rotation post, rotate the rotation post through the handle, and then make two inside threaded rods of casing rotate, make the movable plate on two threaded rods be close to each other, when two movable plates are close to, two connecting rods can extrude the backup pad and move down, make in fixed inserted bar and the earthing body get into soil through running through the groove, make be connected with earthing body and earth contact with the protective wire, discharge the static on the box-type substation, the device reasonable in design, think about ingeniously, not at the internally mounted earth connection of transformer substation, and convenient maintenance, the convenience is high.

Description

Transformer substation grounding protection device

Technical Field

The utility model relates to an earth protection device technical field especially relates to a transformer substation's earth protection device.

Background

The grounding wire is a wire directly connected with the earth and can also be called a safety return line, and high voltage is directly transferred to the earth in danger, so that the grounding wire is a life wire.

The box body of the box-type transformer substation can cause the shell, the transformer and the shells of the high-voltage cabinet and the low-voltage cabinet to be electrified due to poor insulation performance or moist use environment, and electric shock accidents can happen in serious cases. In order to avoid accidents, the metal shell of the box-type substation, the transformer and the high-voltage cabinet and low-voltage cabinet shell are connected with one electric wire respectively, the other end of the electric wire is connected to the ground, and once the electric appliance leaks electricity, the grounding wire brings static electricity into the ground to be released.

But general box-type substation inner space is less, and the electric wire is more, and the earth connection is located inside not only can seem more mixed and disorderly in the incasement, and during the maintenance, also the convenience is lower for in time finding the earth connection.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a transformer substation ground protection device, it is less to solve the general box-type substation inner space that exists among the prior art, and the electric wire is more, and the earth connection is located inside not only can seem the incasement and compare in a jumble, during the maintenance moreover, also is convenient for in time to find the earth connection, the lower problem of convenience.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a transformer substation grounding protection device comprises a shell, wherein a through groove is formed in the bottom side wall of the shell, two first fixing rods are fixedly connected to the bottom wall of the inner side of the shell, a baffle is fixedly connected to the upper end of each first fixing rod, a supporting plate is slidably connected to the two first fixing rods, a plurality of connecting plates are fixedly connected to the bottom side of the supporting plate, a grounding body is fixedly connected to the bottom side of each connecting plate, a protection wire is fixedly connected to the upper side of each grounding body, each protection wire penetrates through the connecting plates and the supporting plate, two connecting rods which are symmetrically arranged are rotatably connected to the upper side of the supporting plate, a moving plate is rotatably connected to the upper end of each connecting rod, a second fixing rod is slidably connected to each moving plate, side plates are fixedly connected to the two sides of each second fixing, all rotate on two inside walls of casing and be connected with the threaded rod, every movable plate threaded connection is on the threaded rod, every the one end of threaded rod is connected with the rotation post through transmission, the rotation post runs through the casing, rotate two fixed plates of fixedly connected with on the post, two the fixed plate is located the both sides of lateral wall on the casing, rotate two push rods of fixedly connected with on the post, two of casing upside fixedly connected with run through the pipe.

Preferably, the transmission device comprises a first bevel gear fixedly connected to the bottom side of the rotating column, and second bevel gears are meshed with two sides of the first bevel gear and fixedly connected to one end of the threaded rod.

Preferably, a plurality of fixed inserted bars are fixedly connected to the bottom side of each connecting plate, and the fixed inserted bars are located on two sides of the grounding body.

Preferably, the shell is provided with an anti-oxidation coating which is uniformly sprayed on the surface of the shell.

Preferably, one end of the push rod is provided with an oval-shaped handle, and the handle is provided with anti-skid lines.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the grounding body, the protection wire, the movable plate, the threaded rod, the backup pad, the mating reaction of rotation post, rotate the rotation post through the handle, and then make two threaded rods of casing inside rotate, make the movable plate on two threaded rods be close to each other, when two movable plates are close to, two connecting rods can extrude the backup pad and move down, make in fixed inserted bar and the grounding body get into soil through running through the groove, make be connected with grounding body and earth contact with the protection wire, the static on the box-type substation of discharging, the device reasonable in design, think about ingeniously, not at the internally mounted earth connection of transformer substation, easy maintenance, the convenience is high.

Drawings

Fig. 1 is a schematic front sectional structural view of a transformer substation ground protection device provided by the present invention;

fig. 2 is a partially enlarged structural diagram of a in fig. 1.

In the figure: the device comprises a first fixing rod 1, a through groove 2, a supporting plate 3, a grounding body 4, a connecting rod 5, a baffle 6, a shell 7, a threaded rod 8, a sliding rod 9, a protection wire 10, a fixing plate 11, a rotating column 12, a first bevel gear 13, a push rod 14, a second bevel gear 15, a through pipe 16, a second fixing rod 17, a side plate 18, a moving plate 19, a fixed inserted rod 20 and a connecting plate 21.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a transformer substation grounding protection device comprises a housing 7, a through groove 2 is formed on the bottom side wall of the housing 7, two first fixing rods 1 are fixedly connected to the bottom wall of the inner side of the housing 7, a baffle 6 is fixedly connected to the upper end of each first fixing rod 1, a support plate 3 is slidably connected to each first fixing rod 1, a plurality of connecting plates 21 are fixedly connected to the bottom side of the support plate 3, a grounding body 4 is fixedly connected to the bottom side of each connecting plate 21, a protection wire 10 is fixedly connected to the upper side of each grounding body 4, each protection wire 10 penetrates through the connecting plates 21 and the support plate 3, two symmetrically arranged connecting rods 5 are rotatably connected to the upper side of the support plate 3, a movable plate 19 is rotatably connected to the upper end of each connecting rod 5, a second fixing rod 17 is slidably connected to each movable plate 19, side plates 18 are fixedly, threaded rods 8 are rotatably connected to two inner side walls of the shell 7, each moving plate 19 is in threaded connection with the threaded rods 8, one end of each threaded rod 8 is connected with a rotating column 12 through a transmission device, the transmission device comprises a first conical gear 13, the first conical gear 13 is fixedly connected to the bottom side of the rotating column 12, two sides of the first conical gear 13 are in meshed connection with second conical gears 15, each second conical gear 15 is fixedly connected to one end of the threaded rod 8, when the rotating column 12 rotates, the first conical gear 13 can be driven to be meshed with the second conical gears 15 on two sides to rotate, the rotating directions of the two second conical gears 15 are opposite, the rotating directions of the two threaded rods 8 are opposite, the threaded rods 19 on the two threaded rods 8 can be close to or far away from each other due to opposite rotating directions of the two threaded rods 8, the rotating column 12 penetrates through the moving plate 7, and, the two fixing plates 11 are located on two sides of the upper side wall of the shell 7, the two push rods 14 are fixedly connected to the rotating column 12, the two penetrating pipes 16 are fixedly connected to the upper side of the shell 7, and the upper end of the protection wire 10 penetrates through the penetrating pipes 16 and is located on the outer side of the shell 7.

The bottom side of each connecting plate 21 is fixedly connected with a plurality of fixed inserting rods 20, the fixed inserting rods 20 are positioned at two sides of the grounding body 4, the fixed inserting rods 20 and the grounding body 4 are both arranged in a conical shape and are more easily inserted into soil, when the supporting plate 3 moves downwards, the grounding body 4 and the fixed inserting rods 20 are inserted into the soil, the fixed inserting rods 20 and the grounding body 4 can enable the device to be more stably fixed on the ground, the shell 7 is provided with anti-oxidation coating, the anti-oxidation coating is uniformly sprayed on the surface of the shell 7, the anti-oxidation coating is galvanized coating, the oxidation speed of the galvanized coating can be slowed down twenty times compared with that of non-galvanized materials, the oxidation corrosion of air to the device can be greatly reduced, the service life of the device is prolonged, one end of the push rod 14 is provided with an oval handle, anti-slip lines are arranged on the handle, the oval arrangement is more in accordance with the ergonomic design, and enables, the skid resistant lines make the worker grip tighter.

The utility model discloses in, at first place the device around the transformer substation, then with the upper end fixed connection of protection line 10 at box-type substation's metal casing, transformer and height, low-voltage cabinet casing 7 is above, later rethread handle rotates rotation post 12, and then make two threaded rods 8 of casing 7 inside rotate, make movable plate 19 on two threaded rods 8 be close to each other, when two movable plate 19 are close to, two connecting rods 5 can extrude backup pad 3 and move down, make fixed inserted bar 20 and grounding body 4 through running through in groove 2 gets into soil, make and be connected with grounding body 4 and ground contact with protection line 10, discharge the static on the box-type substation, the device reasonable in design, think about ingeniously, not at the internally mounted earth connection of transformer substation, and convenient maintenance, and high convenience.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A transformer substation grounding protection device comprises a shell (7) and is characterized in that a through groove (2) is formed in the bottom side wall of the shell (7), two first fixing rods (1) are fixedly connected to the inner side bottom wall of the shell (7), a baffle (6) is fixedly connected to the upper end of each first fixing rod (1), a supporting plate (3) is slidably connected to the two first fixing rods (1), a plurality of connecting plates (21) are fixedly connected to the bottom side of the supporting plate (3), a grounding body (4) is fixedly connected to the bottom side of each connecting plate (21), a protection wire (10) is fixedly connected to the upper side of each grounding body (4), each protection wire (10) penetrates through the connecting plates (21) and the supporting plate (3), two connecting rods (5) which are symmetrically arranged are rotatably connected to the upper side of the supporting plate (3), and a movable plate (19) is rotatably connected to the upper ends of the, each moving plate (19) is connected with a second fixed rod (17) in a sliding way, two sides of each second fixed rod (17) are fixedly connected with side plates (18), each side plate (18) is fixedly connected on the inner side wall of the shell (7), threaded rods (8) are rotatably connected on two inner side walls of the shell (7), each moving plate (19) is in threaded connection with the threaded rods (8), one end of each threaded rod (8) is connected with a rotating column (12) through a transmission device, the rotating column (12) penetrates through the shell (7), two fixing plates (11) are fixedly connected to the rotating column (12), the two fixing plates (11) are positioned on two sides of the upper side wall of the shell (7), two push rods (14) are fixedly connected to the rotating column (12), and two penetrating pipes (16) are fixedly connected to the upper side of the shell (7).

2. A substation grounding protection device according to claim 1, characterized in that the transmission device comprises a first bevel gear (13), the first bevel gear (13) is fixedly connected to the bottom side of the rotating column (12), two second bevel gears (15) are meshed with two sides of the first bevel gear (13), and each second bevel gear (15) is fixedly connected to one end of the threaded rod (8).

3. A substation earthing protection device according to claim 1, characterized in that a plurality of fixed plug rods (20) are fixedly connected to the bottom side of each connecting plate (21), and a plurality of said fixed plug rods (20) are located on both sides of the earthing body (4).

4. A substation grounding protection device according to claim 1, characterized in that the casing (7) is provided with an anti-oxidation coating, and the anti-oxidation coating is uniformly sprayed on the surface of the casing (7).

5. The substation grounding protection device according to claim 1, wherein one end of the push rod (14) is provided with an oval handle, and the handle is provided with anti-skid lines.