CN219321811U

CN219321811U - Lightning protection mechanism of box type power distribution station

Info

Publication number: CN219321811U
Application number: CN202320226029.6U
Authority: CN
Inventors: 郑彪; 於家伟; 武孝虎
Original assignee: Anhui Decom Electronic Technology Co ltd
Current assignee: Anhui Decom Electronic Technology Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-07-07
Anticipated expiration: 2033-02-06

Abstract

The utility model relates to the technical field of box type power distribution stations, in particular to a lightning protection mechanism of a box type power distribution station. According to the utility model, the rain cover is arranged at the upper end of the box-type power distribution station body, the lightning rod is arranged at the upper end of the rain cover, and when lightning is struck, the lightning rod guides surrounding electricity to the lightning rod, the surrounding electricity is guided to the grounding grid through the grounding lead, and then is released to the ground through the grounding grid, so that the box-type power distribution station body is prevented from being directly struck by lightning, and the working safety of components in the box-type power distribution station body is improved; the rain-proof cover is detachably connected with the box-type power distribution station body, so that the rain-proof cover is convenient to assemble.

Description

Lightning protection mechanism of box type power distribution station

Technical Field

The utility model relates to the technical field of box-type power distribution stations, in particular to a lightning protection mechanism of a box-type power distribution station.

Background

The box-type distribution station, also known as a preassembled distribution substation or preassembled distribution station. The prefabricated outdoor compact power distribution equipment is characterized in that the prefabricated outdoor compact power distribution equipment is integrated with high-voltage switch equipment, a distribution transformer and a low-voltage distribution device according to a certain wiring scheme, namely, the functions of high-voltage power receiving, transformer voltage reduction, low-voltage distribution and the like are organically combined together, and the prefabricated outdoor compact power distribution equipment is installed in a moistureproof, antirust, dustproof, rat-proof, fireproof, antitheft, heat-insulating, totally-enclosed and movable steel structure box body, and is mechanically-electrically integrated and operated in a totally-enclosed mode.

The patent with the bulletin number of CN217115233U discloses a switch board for electrical engineering of outdoor lightning protection, the top of switch board body is provided with the wiring layer, the top of going up the wiring layer is provided with the lightning rod mount pad, the top of lightning rod mount pad is provided with the lightning rod, the one end below of going up the wiring layer is provided with the discharge line, and the discharge line is provided with a plurality of, the below of discharge line is provided with grounding mechanism, grounding mechanism's below is provided with the earth connection, the intermediate layer department of switch board body inner wall is provided with lightning protection rubber layer, the inside of switch board body is provided with places the board installed part, and places the board installed part and be provided with a plurality ofly, the both ends of placing the board installed part all are provided with the installation locating pin, adjacent be provided with the installation draw-in groove between the installation locating pin.

Above-mentioned lightning protection structure in switch board for electrical engineering of outdoor lightning protection is with switch board body is including setting up upper wiring layer, lightning rod mount pad, lightning rod, discharge wire, grounding mechanism and the earth connection in the top of switch board body, and upper wiring layer directly sets up in switch board body top, does not have the space between with the switch board body, hinders the giving off of switch board body top heat, also inconvenient change when upper wiring layer and discharge wire damage.

To this end, we propose a lightning protection mechanism for a box substation.

Disclosure of Invention

The utility model aims to provide a lightning protection mechanism of a box-type power distribution station, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lightning protection mechanism of box distribution substation, includes box distribution substation body, box distribution substation body upper end is provided with the rain-proof cover, two sets of fixed blocks of equal fixedly connected with of box distribution substation body left and right sides wall, the equal fixedly provided with of rain-proof cover lower extreme left and right sides is two sets of threaded rods, threaded rod fixed surface is provided with the boss, set up the first through-hole that supplies the threaded rod to pass on the fixed block, threaded rod is outer and be located fixed block lower extreme threaded connection has first fixation nut, the fixed mount pad that is provided with in rain-proof cover upper end middle part, the lightning rod is installed to the mount pad upper end, the lightning rod includes base, fixed setting in the branch of base upper end, threaded connection in the lightning rod of branch upper end and threaded connection in the lightning rod upper end, the base passes through the fix with screw in the mount pad upper end, lightning rod one side lower extreme fixedly is provided with the connecting plate, the last ground lead wire that passes through bolt fixedly connected with mounting panel, the lightning-proof cover right side fixedly is provided with mounting panel.

The rain-proof cover all sets up down slope all around, just the rain-proof cover all extends to box distribution station body outside all around. The rain-proof cover plays a role in rain-proof to the box-type power distribution station body, rainwater at the upper end of the box-type power distribution station body is led to the periphery of the outer side of the box-type power distribution station body, and rainwater is prevented from entering the inside of the box-type power distribution station body from a gap of the box-type power distribution station body.

And the upper end of the supporting rod and the lower end of the lightning rod are respectively provided with an internal thread groove, and the upper end and the lower end of the surface of the insulating rod are respectively provided with external threads matched with the internal thread grooves. The insulation rod, the upper end of the support rod and the lightning rod are convenient to mount and dismount.

And a rain skirt is sleeved outside the insulating rod. The rain skirt plays a role in rain protection, and effectively prevents rainwater from corroding the support rod and the base.

The lower end of the grounding lead is connected with a grounding net buried underground. Lightning current generated by lightning strike is led to the grounding grid through the grounding lead and then released to the ground through the grounding grid, the lightning protection effect on the box-type power distribution station body is achieved, and the working safety of components in the box-type power distribution station body is improved.

The buckle equidistance distributes in the mounting panel outside, the buckle includes cassette, U type screw rod and second fixation nut, set up two sets of second through-holes with U type screw rod both ends assorted on the cassette, set up the third through-hole that supplies U type screw rod both ends assorted on the mounting panel, U type screw rod both ends pass second through-hole and third through-hole in proper order and at U type screw rod both ends terminal threaded connection second fixation nut. The arc-shaped groove matched with the grounding lead is formed in the outer side face of the clamping seat, the grounding lead passes through the arc-shaped groove, then the two end parts of the U-shaped screw rod sequentially pass through the second through hole and the third through hole, and the second fixing nut is screwed on the tail end of the two end parts of the U-shaped screw rod, so that the grounding lead is fixed through the buckle, and damage to the grounding lead due to wind-following swaying is prevented.

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

1. according to the utility model, the rain cover is arranged at the upper end of the box-type power distribution station body, the lightning rod is arranged at the upper end of the rain cover, and when lightning is struck, the lightning rod guides surrounding electricity to the lightning rod, the surrounding electricity is guided to the grounding grid through the grounding lead, and then is released to the ground through the grounding grid, so that the box-type power distribution station body is prevented from being directly struck by lightning, and the working safety of components in the box-type power distribution station body is improved;

2. the rain-proof cover is detachably connected with the box-type power distribution station body, so that the rain-proof cover is convenient to assemble and disassemble, and a gap is reserved between the rain-proof cover and the box-type power distribution station body, so that heat dissipation of the box-type power distribution station body is not hindered;

3. the lightning rod is detachably connected with the rain cover, and is formed by combining and splicing the base, the supporting rod, the insulating rod, the lightning rod head, the connecting plate and the rain skirt, and the lightning rod plays an insulating and blocking role through the insulating rod and plays a role in rain protection through the rain skirt.

Drawings

FIG. 1 is a schematic side view of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

fig. 3 is a schematic view of the structure of the lightning rod of the utility model;

fig. 4 is a schematic view of a buckle structure according to the present utility model.

In the figure: 1. a box-type substation body; 2. a rain cover; 3. a fixed block; 4. a threaded rod; 5. a boss; 6. a first fixing nut; 7. a mounting base; 8. a lightning rod; 801. a base; 802. a support rod;

803. an insulating rod; 804. a lightning rod head; 805. a connecting plate; 806. rain-proof skirt; 9. a ground lead; 10. a mounting plate; 11. a buckle; 1101. a clamping seat; 1102. a U-shaped screw; 1103. a second fixing nut; 12. and a grounding grid.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a lightning protection mechanism of box type distribution station, includes box type distribution station body 1, box type distribution station body 1 upper end is provided with rain-proof cover 2, rain-proof cover 2 all around all downward sloping sets up, just rain-proof cover 2 all extends to box type distribution station body 1 outside all around, plays rain-proof effect to box type distribution station body 1 through rain-proof cover 2, around the rainwater direction box type distribution station body 1 of box type distribution station body 1 upper end, avoid the rainwater to enter into inside box type distribution station body 1 from box type distribution station body 1 gap; the two groups of fixed blocks 3 are fixedly connected to the left side wall and the right side wall of the box-type power distribution station body 1, two groups of threaded rods 4 are fixedly arranged on the left side and the right side of the lower end of the rain-proof cover 2, bosses 5 are fixedly arranged on the surfaces of the threaded rods 4, first through holes for the threaded rods 4 to pass through are formed in the fixed blocks 3, and first fixing nuts 6 are connected to the threaded rods 4 outside and located at the lower ends of the fixed blocks 3 in a threaded manner, so that the rain-proof cover 2 and the box-type power distribution station body 1 are convenient to install and detach.

The middle part of the upper end of the rain shield 2 is fixedly provided with a mounting seat 7, the upper end of the mounting seat 7 is provided with a lightning rod 8, the lightning rod 8 comprises a base 801, a supporting rod 802 fixedly arranged at the upper end of the base 801, an insulating rod 803 in threaded connection with the upper end of the supporting rod 802 and a lightning rod 804 in threaded connection with the upper end of the insulating rod 803, the base 801 is fixedly arranged at the upper end of the mounting seat 7 through screws, the upper end of the supporting rod 802 and the lower end of the lightning rod 804 are respectively provided with an internal thread groove, and the upper end and the lower end of the surface of the insulating rod 803 are respectively provided with external threads matched with the internal thread grooves, so that the insulating rod 803 is convenient to mount and dismount with the upper end of the supporting rod 802 and the lightning rod 804, the insulating rod 803 plays an insulating isolation role, and the downward transmission of a lightning flow on the lightning rod 804 is avoided; the outside cover of insulating rod 803 is equipped with rain-proof skirt 806, plays rain-proof effect through rain-proof skirt 806, effectively prevents that the rainwater from corroding branch 802 and base 801, lightning rod 804 one side lower extreme is fixed to be provided with connecting plate 805.

The connecting plate 805 is fixedly connected with a grounding lead 9 through bolts, the right side of the rain cover 2 is fixedly provided with a mounting plate 10, the lead 9 is fixedly connected with the mounting plate 10 through a buckle 11, the buckle 11 is equidistantly distributed on the outer side of the mounting plate 10, the buckle 11 comprises a clamping seat 1101, a U-shaped screw 1102 and a second fixing nut 1103, two groups of second through holes matched with the two ends of the U-shaped screw 1102 are formed in the clamping seat 1101, a third through hole matched with the two ends of the U-shaped screw 1102 is formed in the mounting plate 10, the two ends of the U-shaped screw 1102 sequentially penetrate through the second through holes and the third through holes, the tail ends of the two ends of the U-shaped screw 1102 are in threaded connection with the second fixing nut 1103, arc grooves matched with the grounding lead 9 are formed in the outer side surface of the clamping seat 1101, the two ends of the U-shaped screw 1102 sequentially penetrate through the second through holes and the third through holes, the second fixing nut 1103 is screwed on the tail ends of the two ends of the U-shaped screw 1102, and therefore the grounding lead 9 is fixed by the buckle 11 along with wind and is prevented from being damaged; the ground lead 9 lower extreme is connected with the ground net 12 of burying underground, draws the lightning current that the thunderbolt produced to ground net 12 through ground lead 9, then releases underground through ground net 12, plays the effect of lightning protection to box substation body 1, improves the security of the work of the inside components and parts of box substation body 1.

Specifically, when in use, the rain cover 2 is arranged at the upper end of the box-type power distribution station body 1, then the threaded rod 4 is inserted into the first through hole on the fixed block 3, so that the boss 5 is positioned at the upper end of the fixed block 3, and then the first fixing nut 6 is screwed on the lower end of the threaded rod 4, so that the rain cover 2 is fixedly arranged at the upper end of the box-type power distribution station body 1; sleeving a rain skirt 806 on the outer side of an insulating rod 803, connecting the upper end and the lower end of the insulating rod with a lightning rod 804 and a supporting rod 802 respectively to realize the assembly of the lightning rod 8, and fixing a base 801 on the upper end of a mounting seat 7 through screws so as to fix the lightning rod 8 on the upper end of the mounting seat 7; fixedly connecting the ground lead 9 with the connecting plate 805 by bolts, and then burying the ground net 12 connected with the ground lead 9 under the ground; the grounding lead 9 is led to the outer side of the mounting plate 10, then a clamping seat 1101 of a clamping buckle 11 is arranged between the grounding lead 9 and the mounting plate 10, so that the grounding lead 9 passes through an arc-shaped groove, then two end parts of a U-shaped screw 1102 sequentially pass through a second through hole and a third through hole, and a second fixing nut 1103 is screwed on the tail ends of the two end parts of the U-shaped screw 1102, so that the grounding lead 9 is fixed through the clamping buckle 11, and the grounding lead 9 is prevented from being damaged due to wind swaying; during lightning strike, the lightning rod 8 guides surrounding electricity to the lightning rod 804, guides the surrounding electricity to the grounding grid 12 through the grounding lead 9, and then releases the surrounding electricity to the ground through the grounding grid 12, so that the box type power distribution station body 1 is prevented from being directly struck by lightning, and the working safety of components in the box type power distribution station body 1 is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lightning protection mechanism of box distribution substation, includes box distribution substation body (1), its characterized in that: the rain-proof cover (2) is arranged at the upper end of the box-type power distribution station body (1), two groups of fixing blocks (3) are fixedly connected to the left side wall and the right side wall of the box-type power distribution station body (1), two groups of threaded rods (4) are fixedly arranged on the left side and the right side of the lower end of the rain-proof cover (2), bosses (5) are fixedly arranged on the surfaces of the threaded rods (4), first through holes for the threaded rods (4) to pass through are formed in the fixing blocks (3), first fixing nuts (6) are externally arranged on the threaded rods (4) and are in threaded connection with the lower ends of the fixing blocks (3), a mounting seat (7) is fixedly arranged at the middle part of the upper end of the rain-proof cover (2), a lightning rod (8) is arranged at the upper end of the mounting seat (7), the lightning rod (8) comprises a base (801), a supporting rod (802) fixedly arranged at the upper end of the base (801), an insulating rod (803) in threaded connection with the upper end of the supporting rod (803) and a lightning rod (804), the base (801) is fixedly arranged on one side of the lightning rod (805) through a connecting plate (805), the lead (9) is fixedly connected with the mounting plate (10) through a buckle (11).

2. A lightning protection mechanism for a box substation according to claim 1, wherein: the rain-proof cover (2) all incline downwards around and set up, just rain-proof cover (2) all extends to box distribution substation body (1) outside all around.

3. A lightning protection mechanism for a box substation according to claim 1, wherein: and the upper end of the supporting rod (802) and the lower end of the lightning rod (804) are respectively provided with an internal thread groove, and the upper end and the lower end of the surface of the insulating rod (803) are respectively provided with external threads matched with the internal thread grooves.

4. A lightning protection mechanism for a box substation according to claim 1, wherein: and a rain skirt (806) is sleeved outside the insulating rod (803).

5. A lightning protection mechanism for a box substation according to claim 1, wherein: the lower end of the grounding lead (9) is connected with a grounding grid (12) buried underground.

6. A lightning protection mechanism for a box substation according to claim 1, wherein:

the buckle (11) equidistance distributes in mounting panel (10) outside, buckle (11) are including cassette (1101), U type screw rod (1102) and second fixation nut (1103), two sets of second through-holes with U type screw rod (1102) both ends assorted have been seted up on cassette (1101), set up the third through-hole that supplies U type screw rod (1102) both ends assorted on mounting panel (10), U type screw rod (1102) both ends pass second through-hole and third through-hole in proper order and at U type screw rod (1102) both ends terminal threaded connection second fixation nut (1103).