CN216794143U

CN216794143U - Lightning-protection and surge-resistant protector for low-voltage power distribution system

Info

Publication number: CN216794143U
Application number: CN202220549593.7U
Authority: CN
Inventors: 邓小南; 钟策; 刘举祥; 姜树伟; 刘鹤峰; 江国华; 欧丰华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-06-21
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a lightning-protection and surge-resistance protector of a low-voltage distribution system, which comprises an assembly base and a surge module, wherein a positioning groove is arranged in the middle of the front end of the assembly base, the surge module is arranged in the positioning groove, wiring holes are uniformly formed in the top end of the assembly base, and a mounting plate is arranged at the rear end of the assembly base. This anti surge protector of low pressure distribution system lightning protection is through the top fixedly connected with sleeve of equipment base both sides, when using, connect the wiring and fix after wiring downthehole portion, make the wiring card fix outwards derive after the inside of solidus board again, no matter how like this rocks outside electric wire, it is not hard up also can not appear in the electric wire of connection downthehole portion, prevent that the electric wire bad contact phenomenon from appearing in wiring downthehole portion, guarantee the reliability that surge protector used, the solution does not have solidus structure, it leads to the contact failure to become flexible to appear in the wiring easily, influence the problem of the reliability of its use.

Description

Lightning-protection and surge-resistant protector for low-voltage power distribution system

Technical Field

The utility model relates to the technical field of low-voltage power distribution systems, in particular to a lightning-protection and surge-protection protector for a low-voltage power distribution system.

Background

The low-voltage distribution system is composed of a distribution substation (generally, the transmission voltage of a power grid is reduced to distribution voltage), a high-voltage distribution line (namely, the voltage above 1 kilovolt), a distribution transformer, a low-voltage distribution line (the voltage below 1 kilovolt) and corresponding control protection equipment, wherein the surge protector is one of components of the low-voltage distribution system, is a surge protector, also called a lightning protector, and is an electronic device for providing safety protection for various electronic equipment, instruments and meters and communication lines, when spike current or voltage is suddenly generated in an electric loop or a communication line due to external interference, the surge protector can conduct and shunt in a very short time, so that damage of surge to other equipment in the loop is avoided, the surge protector can quickly discharge lightning surge current into the ground, so that electric equipment is protected from lightning stroke, and products with the surge protector can effectively absorb sudden huge energy, the lightning protection and surge protection device for the low-voltage power distribution system on the market at present does not have a wire fixing structure, and poor contact is easily caused by loosening of a wiring to influence the use reliability of the lightning protection and surge protection device; the assembly and disassembly are inconvenient, and the use is not convenient enough; the assembly steps are complicated, the production cost is high, and the maintenance is inconvenient; aiming at the problems, the lightning protection and surge protection device of the low-voltage distribution system is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lightning protection and surge protection device for a low-voltage distribution system, which aims to solve the problems that the prior art does not have a wire fixing structure, the connection is easy to loose, the contact is poor, and the use reliability of the low-voltage distribution system is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anti surge protector of low pressure distribution system lightning protection, includes equipment base and surge module, the intermediate position department of equipment base front end is provided with the constant head tank, the surge module sets up the inside at the constant head tank, the top of equipment base evenly is provided with the wiring hole, the rear end of equipment base is provided with the mounting panel.

Preferably, the top fixedly connected with sleeve of equipment base both sides, telescopic inside is run through and is fixed with the bracing piece, fixedly connected with fixed plate between one side of bracing piece, the even fixedly connected with line fixing board in front of fixed plate.

Preferably, the wiring holes and the wire fixing plates are positioned on the same vertical plane, and the wiring holes and the wire fixing plates are in one-to-one correspondence.

Preferably, the middle position department welded fastening of equipment base rear end has the bayonet lock, the position department of being close to the center on the mounting panel has seted up the card hole, the mounting hole has been seted up to the both sides of mounting panel.

Preferably, the bayonet locks correspond to the clamping holes one by one, the outer diameters of the bayonet locks are smaller than the inner diameters of the clamping holes, and the bayonet locks are clamped inside the clamping holes.

Preferably, the inside top and the bottom of constant head tank are provided with the slot respectively, the top and the bottom of surge module are fixedly connected with inserted block respectively, the inserted block slides and pegs graft in the inside of slot, the top of surge module front end is provided with the cover frame, the both sides of cover frame fixedly connected with pin respectively, the both sides of cover frame are passed through the pin and are assembled the both sides activity hinge joint of base.

Compared with the prior art, the utility model has the beneficial effects that: the lightning-protection and surge-prevention protector for the low-voltage power distribution system not only realizes the wire fixing structure, leads the wiring not to be easy to loose to cause poor contact, ensures the use reliability, realizes convenient assembly and disassembly, is convenient to use, but also realizes simple assembly steps, low production cost and convenient maintenance;

(1) the top ends of the two sides of the assembling base are fixedly connected with the sleeves, the supporting rods penetrate through the sleeves and are fixedly connected with the fixing plates between one sides of the supporting rods, the wire fixing plates are uniformly and fixedly connected to the front ends of the fixing plates, and when the assembling base is used, the wires are fixedly connected inside the wire connecting holes, and then are led out outwards after being fixedly clamped inside the wire fixing plates, so that the wires connected inside the wire connecting holes cannot loosen no matter how the external wires are shaken, the phenomenon that the wires are in poor contact inside the wire connecting holes is prevented, and the use reliability of the surge protector is guaranteed;

(2) the clamping pins are welded and fixed at the middle position of the rear end of the assembly base, the clamping holes are formed in the position, close to the center, of the mounting plate, the mounting holes are formed in the two sides of the mounting plate, when the surge protector is mounted, the clamping pins at the rear end of the assembly base are sequentially clamped into the clamping holes, the assembly base is fixed on the mounting plate, then the mounting plate is mounted and fixed at an appointed position through the mounting holes by bolts penetrating through the mounting holes, and therefore when the surge protector needs to be dismounted, the assembly base only needs to be pulled, the clamping pins at the rear end of the assembly base sequentially withdraw from the clamping holes, the surge protector can be dismounted without the help of other tools, and the mounting and dismounting are very convenient;

(3) be provided with the slot respectively through the inside top of constant head tank and bottom, the top and the bottom of surge module are fixedly connected with inserted block respectively, the inserted block slides and pegs graft in the inside of slot, the top of surge module front end is provided with the cover frame, the both sides difference fixedly connected with pin of cover frame, the both sides of cover frame are passed through the pin and are articulated with the both sides activity of equipment base, when the equipment, with the inserted block slip insertion of surge module top and bottom inside the slot of constant head tank top and bottom, again with the cover frame forward end of upset to surge module downwards, utilize the cover frame to hoop surge module, can assemble the surge module on the equipment base like this, the equipment step is simple, effectively reduce its manufacturing cost, and the convenience is maintained it.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of a fixing plate according to the present invention;

FIG. 3 is a rear view of the mounting plate of the present invention;

fig. 4 is a schematic top view of the jacket frame of the present invention.

In the figure: 1. assembling a base; 2. a slot; 3. inserting a block; 4. a surge module; 5. positioning a groove; 6. mounting a plate; 7. a sleeve; 8. a fixing plate; 9. a wiring hole; 10. a wire fixing plate; 11. a support bar; 12. sleeving a frame; 13. a bayonet lock; 14. a clamping hole; 15. mounting holes; 16. and (4) a pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a lightning protection and surge protection device for a low-voltage distribution system comprises an assembly base 1 and a surge module 4, wherein a positioning groove 5 is arranged in the middle of the front end of the assembly base 1, the surge module 4 is arranged inside the positioning groove 5, wiring holes 9 are uniformly arranged at the top end of the assembly base 1, and an installation plate 6 is arranged at the rear end of the assembly base 1;

the top ends of two sides of the assembly base 1 are fixedly connected with sleeves 7, supporting rods 11 penetrate through and are fixed in the sleeves 7, fixing plates 8 are fixedly connected between one sides of the supporting rods 11, line fixing plates 10 are uniformly and fixedly connected to the front ends of the fixing plates 8, the wiring holes 9 and the line fixing plates 10 are located on the same vertical plane, and the wiring holes 9 correspond to the line fixing plates 10 one by one;

specifically, as shown in fig. 1 and fig. 2, when the surge protector is used, after the wiring connection is fixed inside the wiring hole 9, the wiring card is fixed inside the wiring board 10 and then led out, so that no matter how the external electric wire is shaken, the electric wire connected inside the wiring hole 9 cannot be loosened, the phenomenon that the electric wire is in poor contact inside the wiring hole 9 is prevented, and the use reliability of the surge protector is ensured.

Example 2: bayonet 13 is fixedly welded in the middle of the rear end of the assembly base 1, a clamping hole 14 is formed in the position, close to the center, of the mounting plate 6, mounting holes 15 are formed in two sides of the mounting plate 6, the bayonet 13 corresponds to the clamping holes 14 one by one, the outer diameter of the bayonet 13 is smaller than the inner diameter of the clamping hole 14, and the bayonet 13 is clamped in the clamping hole 14;

specifically, as shown in fig. 1 and fig. 3, when installing this surge protector, bayonet lock 13 of assembly base 1 rear end is blocked into the inside in card hole 14 in proper order earlier, to assemble base 1 and fix on mounting panel 6, later recycle bolt runs through mounting hole 15 and fixes mounting panel 6 installation in appointed position department, like this when needing to pull surge protector down, only need stimulate assembly base 1, bayonet lock 13 of messenger's assembly base 1 rear end withdraws from inside the card hole 14 in proper order, can pull down this surge protector like this, need not with the help of other instruments, the dismouting is all very convenient.

Example 3: the top end and the bottom end inside the positioning groove 5 are respectively provided with a slot 2, the top end and the bottom end of the surge module 4 are respectively and fixedly connected with an insertion block 3, the insertion block 3 is inserted into the slot 2 in a sliding manner, the top of the front end of the surge module 4 is provided with a sleeve frame 12, two sides of the sleeve frame 12 are respectively and fixedly connected with a pin 16, and two sides of the sleeve frame 12 are movably hinged with two sides of the assembly base 1 through the pins 16;

specifically, as shown in fig. 1 and 4, during assembly, the insertion blocks 3 at the top and bottom of the surge module 4 are slidably inserted into the slots 2 at the top and bottom of the positioning slot 5, then the sleeve frame 12 is turned downwards to the front end of the surge module 4, and the surge module 4 is hooped by the sleeve frame 12, so that the surge module 4 can be assembled on the assembly base 1, the assembly steps are simple, the production cost is effectively reduced, and the maintenance is convenient.

The working principle is as follows: when the surge protector is used, firstly, the plug blocks 3 at the top and the bottom of the surge module 4 are inserted into the slots 2 at the top and the bottom of the positioning groove 5 in a sliding manner, then the sleeve frame 12 is turned downwards to the front end of the surge module 4, the surge module 4 is hooped by the sleeve frame 12, so that the surge module 4 can be assembled on the assembly base 1, the assembly steps are simple, the production cost is effectively reduced, and the maintenance is convenient, secondly, when the surge protector is assembled, the bayonet pins 13 at the rear end of the assembly base 1 are sequentially clamped into the clamping holes 14, the assembly base 1 is fixed on the mounting plate 6, then the mounting plate 6 is installed and fixed at a specified position by penetrating the bolt through the mounting holes 15, so that when the surge protector needs to be disassembled, only the assembly base 1 needs to be pulled, and the bayonet pins 13 at the rear end of the assembly base 1 are sequentially withdrawn from the clamping holes 14, can pull down this surge protector like this, need not with the help of other instruments, the dismouting is all very convenient, connect the wiring at last and fix after wiring hole 9 is inside, make the wiring card solid outwards derive again after the inside of solid line board 10, no matter how like this rocks outside electric wire, connect and can not appear not hard up in the inside electric wire in wiring hole 9 yet, prevent that the electric wire from the bad contact phenomenon in wiring hole 9 is inside, guarantee the reliability that surge protector used.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a low voltage distribution system lightning protection surge protector, includes equipment base (1) and surge module (4), its characterized in that: the middle position department of equipment base (1) front end is provided with constant head tank (5), surge module (4) set up the inside at constant head tank (5), the top of equipment base (1) evenly is provided with wiring hole (9), the rear end of equipment base (1) is provided with mounting panel (6).

2. The lightning and surge protection device of a low voltage power distribution system according to claim 1, wherein: the top fixedly connected with sleeve (7) of equipment base (1) both sides, the inside of sleeve (7) is run through and is fixed with bracing piece (11), fixedly connected with fixed plate (8) between one side of bracing piece (11), the even fixedly connected with solidus board (10) of front end of fixed plate (8).

3. The lightning and surge protection device of a low voltage power distribution system according to claim 1, wherein: the wiring holes (9) and the wire fixing plates (10) are located on the same vertical plane, and the wiring holes (9) and the wire fixing plates (10) are in one-to-one correspondence.

4. The lightning and surge protection device of a low voltage power distribution system according to claim 1, wherein: the middle position department welded fastening of equipment base (1) rear end has bayonet lock (13), the department of being close to the position at center has seted up card hole (14) on mounting panel (6), mounting hole (15) have been seted up to the both sides of mounting panel (6).

5. The lightning and surge protection device of the low-voltage distribution system according to claim 4, wherein: the bayonet lock (13) and the clamping hole (14) are in one-to-one correspondence, the outer diameter of the bayonet lock (13) is smaller than the inner diameter of the clamping hole (14), and the bayonet lock (13) is clamped in the clamping hole (14).

6. The lightning and surge protection device of a low voltage power distribution system according to claim 1, wherein: the inside top and the bottom of constant head tank (5) are provided with slot (2) respectively, the top and the bottom of surge module (4) are fixedly connected with inserted block (3) respectively, inserted block (3) slide and peg graft in the inside of slot (2), the top of surge module (4) front end is provided with cover frame (12), the both sides of cover frame (12) are fixedly connected with pin (16) respectively, the both sides activity hinge joint of pin (16) and equipment base (1) is passed through to the both sides of cover frame (12).