CN219760638U - Surge protector for power distribution system - Google Patents

Surge protector for power distribution system Download PDF

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Publication number
CN219760638U
CN219760638U CN202321090373.3U CN202321090373U CN219760638U CN 219760638 U CN219760638 U CN 219760638U CN 202321090373 U CN202321090373 U CN 202321090373U CN 219760638 U CN219760638 U CN 219760638U
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China
Prior art keywords
surge protector
limiting
conical
ring
wire
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CN202321090373.3U
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Chinese (zh)
Inventor
杨桂东
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Nanjing Beiyoude Electric Co ltd
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Nanjing Beiyoude Electric Co ltd
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Priority to CN202321090373.3U priority Critical patent/CN219760638U/en
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Abstract

The utility model relates to the technical field of surge protectors, in particular to a surge protector for a power distribution system, which comprises: the surge protector comprises a surge protector body, wherein the edges of upper and lower plug holes of the surge protector body are respectively connected with a wire fixing assembly, the wire fixing assembly comprises an anti-leakage plug ring and a plurality of conical limiting parts connected to the top of the anti-leakage plug ring, and a limiting locking sleeve is sleeved on the outer circle of the anti-leakage plug ring. According to the utility model, through the matching of the conical limiting piece and the limiting locking sleeve, when the wire is connected into the inner side of the anti-leakage plug-in ring and is assembled with the wire connection port of the surge protector body, the conical limiting piece is mutually close by moving the limiting locking sleeve, and the inner diameter of the top of the conical limiting piece is reduced, so that the outer circle of the wire is locked and fixed, and the installation efficiency of the wire and the surge protector can be improved under the condition of preventing the wire from moving.

Description

Surge protector for power distribution system
Technical Field
The utility model relates to the technical field of surge protectors, in particular to a surge protector for a power distribution system.
Background
The surge protector is also called a lightning protector, and is an electronic device for providing safety protection for various electronic equipment, instruments and meters and communication lines, and when peak current or voltage is suddenly generated in an electric loop or the communication line due to external interference, the surge protector can conduct and shunt in an extremely short time, so that damage of surge to other equipment in the loop is avoided.
The surge protector is generally installed in the block terminal and mostly installs at air switch's back, can be equipped with "L", "N", "PE" letter on the surge protector simultaneously, what represent respectively is live wire, zero line and earth connection, surge protector and protected equipment are parallelly connected in the system, all can tailor wire tip when installing, make inside copper line insert lightning protection device "L", "N" wiring hole respectively, and draw forth earth connection from "PE" wiring hole and be connected to lightning protection ground bus, after the installation of corresponding wire, still can use the insulating tape to twine the wire that is close to wiring mouth department, in order to prevent copper line in the wire to spill or dust get into the interface, thereby improve circuit system's security.
For the related art, the inventor finds that the worker needs to wind the adhesive tape on the wire independently after the wire is spliced, so that the installation efficiency between the surge protector and the wire can be affected to a certain extent, and meanwhile, the wire and the surge protector easily generate the problem of loosening of the wire after long-time use, thereby generating potential safety hazards.
Disclosure of Invention
The technical problem to be solved mainly by the utility model is to provide the surge protector for the power distribution system, which is convenient for improving the installation efficiency of the lead and the surge protector, preventing looseness between the lead and the surge protector and reducing the probability of potential safety hazard.
In order to solve the technical problems, the utility model adopts a technical scheme that: provided is a surge protector for a power distribution system, including: the surge protector comprises a surge protector body, wherein the edges of upper and lower plug holes of the surge protector body are respectively connected with a wire fixing assembly;
the wire fixing assembly comprises an anti-leakage inserting ring and a plurality of conical limiting parts connected to the top of the anti-leakage inserting ring, a limiting locking sleeve is sleeved on the outer circle of the anti-leakage inserting ring, when the limiting locking sleeve moves away from the anti-leakage inserting ring, the adjacent conical limiting parts are close to each other and the top of the conical limiting parts is circular, locking teeth are respectively connected to the inner sides of the conical limiting parts, and limiting arc bodies are respectively connected to the top of the conical limiting parts.
Through adopting above-mentioned technical scheme, install the wire behind the wiring mouth that corresponds to surge protector body, the staff upwards moves spacing lock sleeve, makes the toper locating part fix the chucking to the wire to prevent that the copper line of wire from spilling, and under the effect of spacing lock sleeve, make locking tooth closely contact with the protective sheath of wire, thereby prevent the wire activity.
The present utility model may be further configured in a preferred example to: an annular groove is formed in the outer circle of the anti-creeping plug-in ring, a limiting ring is mounted on the inner side of the annular groove, and the limiting ring is connected with the inner side of the limiting locking sleeve.
Through adopting above-mentioned technical scheme, the spacing ring carries out the chucking with the ring channel to prevent that spacing lock sleeve from droing and causing the unmatched phenomenon of part.
The present utility model may be further configured in a preferred example to: the limiting locking sleeve is a round platform locking cover, and a locking groove is formed in the top end of the inner side of the round platform locking cover.
Through adopting above-mentioned technical scheme, round platform locking cover locks the headspace of toper locating part to make toper locating part carry out close contact to the protective sheath of wire, when stopping outside dust entering wiring mouth, still prevent wire and surge protector to produce not hard up phenomenon.
The present utility model may be further configured in a preferred example to: the limiting locking sleeve is an organ type telescopic sleeve, the bottom of the organ type telescopic sleeve is connected with the surge protector body, and the limiting ring is arranged at the top end of the inner side of the organ type telescopic sleeve and made of elastic materials.
Through adopting above-mentioned technical scheme, the staff removes the top of organ formula telescopic sleeve, makes it reduce the head space of toper locating part to lock fixedly to the wire, and carry out isolated protection to the interface department of wire, thereby improve circuit system's security.
The present utility model may be further configured in a preferred example to: the conical limiting piece comprises a conical block, the bottom of the conical block is connected with a bending movable part, one end of the bending movable part is connected with an anti-creeping plug-in ring, and the outer side and the inner side of the conical block are respectively arc-shaped.
Through adopting above-mentioned technical scheme, the movable part of buckling can make the toper piece move towards the inboard intermediate region of anticreep grafting ring to make adjacent toper piece press close to each other, thereby make the top of a plurality of toper piece form circularly, lock fixedly to the excircle of wire.
The present utility model may be further configured in a preferred example to: the surge protector body comprises a mounting seat and a lightning protection matrix detachably connected to the inner side of the mounting seat.
Through adopting above-mentioned technical scheme, detachable lightning protection base member is convenient for resources are saved, can directly change after the lightning protection base member damages.
In summary, the utility model comprises at least one of the following beneficial technical effects: through the cooperation of toper locating part and spacing lock sleeve, insert the anticreep grafting ring inboard as the wire to carry out the wire equipment back with the wiring mouth of surge protector body, through removing spacing lock sleeve, make toper locating part be close to each other, and reduce the internal diameter at its top, thereby lock fixedly to the wire excircle, can also improve the installation effectiveness of wire and surge protector under the circumstances that prevents the wire activity.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic structural view of a first embodiment of the present utility model;
FIG. 2 is a schematic view of a wire fixing assembly according to a first embodiment of the present utility model;
FIG. 3 is a cross-sectional view of A-A of FIG. 2;
FIG. 4 is a schematic view of a conical stopper according to the present utility model;
FIG. 5 is a schematic diagram of a second embodiment of the present utility model;
fig. 6 is a schematic structural view of a wire fixing assembly according to a second embodiment of the present utility model.
In the figure: 10. a surge protector body; 20. a wire fixing assembly;
11. a mounting base; 12. a lightning protection substrate;
21. an anti-creeping plug-in ring; 22. a conical limiting piece; 23. a limiting locking sleeve; 24. locking teeth; 25. limiting the arc body; 26. an annular groove; 27. a limiting ring;
221. a conical block; 222. bending the movable part;
231. a round platform locking cover; 232. a locking groove; 233. organ type telescopic sleeve.
Description of the embodiments
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
The drawings are simplified schematic views, and only the basic structure of the present utility model is schematically described, so that only the constitution related to the present utility model is shown.
Examples
Referring to fig. 1-4, a surge protector for a power distribution system, comprising: the surge protector body 10 comprises a mounting seat 11 and a lightning protection matrix 12 which is detachably connected to the inner side of the mounting seat, the edges of upper and lower plug holes of the surge protector body 10 are respectively connected with a wire fixing assembly 20, the wire fixing assembly 20 comprises an anti-leakage plug ring 21 and a plurality of conical limiting pieces 22 connected to the top of the anti-leakage plug ring 21, limiting locking sleeves 23 are sleeved on the outer circle of the anti-leakage plug ring 21, when the limiting locking sleeves 23 move away from the anti-leakage plug ring 21, adjacent conical limiting pieces 22 are close to each other and the top of the adjacent conical limiting pieces is circular, locking teeth 24 are respectively connected to the inner sides of the conical limiting pieces 22, limiting arc bodies 25 are respectively connected to the top of the conical limiting pieces 22, annular grooves 26 are formed in the outer circle of the anti-leakage plug ring 21, limiting rings 27 are arranged on the inner sides of the annular grooves 26, the limiting rings 27 are connected with the inner sides of the limiting locking sleeves 23, the limiting locking sleeves 23 are round table locking covers 231, and locking grooves 232 are formed in the inner top of the round table locking covers 231; a certain abdication space is formed between the adjacent conical limiting parts 22 so that the conical limiting parts 22 are mutually close to each other and the tops of the conical limiting parts are round, the locking teeth 24 and the wire fixing assembly 20 are made of insulating materials, preferably plastics, and after the conical limiting parts 22 are mutually close to each other, the limiting arc bodies 25 form a round ring between each other so as to fix the installed wires.
Examples
Referring to fig. 4-6, a surge protector for a power distribution system, comprising: the surge protector comprises a surge protector body 10, wherein the edges of upper and lower plug holes of the surge protector body 10 are respectively connected with a wire fixing assembly 20, the wire fixing assembly 20 comprises an anti-leakage plug ring 21 and a plurality of conical limiting pieces 22 connected to the top of the wire fixing assembly, limiting locking sleeves 23 are sleeved on the outer circle of the anti-leakage plug ring 21, when the limiting locking sleeves 23 move away from the anti-leakage plug ring 21, the adjacent conical limiting pieces 22 are close to each other and the top of the adjacent conical limiting pieces is circular, the inner sides of the conical limiting pieces 22 are respectively connected with locking teeth 24, the tops of the conical limiting pieces 22 are respectively connected with a limiting arc body 25, the limiting locking sleeves 23 are organ type telescopic sleeves 233, the bottom of the organ type telescopic sleeves 233 are connected with the surge protector body 10, and the limiting rings 27 are arranged on the inner top of the organ type telescopic sleeves 233 and are made of elastic materials; the organ type telescopic sleeve 233 is preferably made of rubber material, and when the organ type telescopic sleeve 233 is guided to be installed in the corresponding inserting hole of the surge protector body 10, the end of the organ type telescopic sleeve 233 is moved to gather the conical limiting piece 22, and meanwhile the limiting ring 27 is moved to the upper side of the limiting arc body 25, so that the copper wire end of the wire is locked and covered.
Referring to fig. 4, further, the conical limiting member 22 includes a conical block 221, a bending movable portion 222 is connected to the bottom of the conical block 221, one end of the bending movable portion 222 is connected to the anti-leakage plugging ring 21, and the outer side and the inner side of the conical block 221 are respectively arc-shaped; the bending movable part 222 is made of flexible materials, so that the limit locking sleeve 23 can gather together and close to each other when locking the conical block 221, and the end part of the wire is protected.
The implementation principle of the embodiment is as follows: the staff uses pliers and other instruments to cut one end of the wire, so that the wire leaks out of an internal copper wire, the wire is spliced with a splicing hole of the surge protector body 10, after the wire is fixed, the limiting locking sleeve 23 is moved, so that the end range of the conical limiting part 22 is gradually narrowed, the exposed copper wire part of the wire is covered, the electric leakage is prevented, meanwhile, in the process of locking the wire, the locking teeth 24 tightly contact a protective sleeve on the wire, and are matched with the limiting locking sleeve 23, so that the end of the conical limiting part 22 is locked, and the wire and the surge protector body 10 are prevented from loosening after being used for a long time.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims (6)

1. A surge protector for a power distribution system, comprising: the surge protector is characterized in that the edges of the upper and lower plug holes of the surge protector body (10) are respectively connected with a wire fixing assembly (20);
the wire fixing assembly (20) comprises an anti-leakage inserting ring (21) and a plurality of conical limiting parts (22) connected to the top of the anti-leakage inserting ring, a limiting locking sleeve (23) is sleeved on the outer circle of the anti-leakage inserting ring (21), when the anti-leakage inserting ring (21) is far away from the limiting locking sleeve (23), the adjacent conical limiting parts (22) are close to each other and the top of the conical limiting parts is circular, locking teeth (24) are respectively connected to the inner sides of the conical limiting parts (22), and limiting arc bodies (25) are respectively connected to the top of the conical limiting parts (22).
2. The surge protector for the power distribution system according to claim 1, wherein an annular groove (26) is formed in the outer circle of the anti-creeping plug-in ring (21), a limiting ring (27) is arranged on the inner side of the annular groove (26), and the limiting ring (27) is connected with the inner side of the limiting locking sleeve (23).
3. The surge protector for the power distribution system according to claim 2, wherein the limit locking sleeve (23) is a circular truncated cone locking cover (231), and a locking groove (232) is formed in the top end of the inner side of the circular truncated cone locking cover (231).
4. The surge protector for the power distribution system according to claim 2, wherein the limiting locking sleeve (23) is an organ type telescopic sleeve (233), the bottom of the organ type telescopic sleeve (233) is connected with the surge protector body (10), and the limiting ring (27) is arranged at the top end of the inner side of the organ type telescopic sleeve (233) and made of elastic materials.
5. The surge protector for the power distribution system according to claim 1, wherein the conical limiting piece (22) comprises a conical block (221), a bending movable portion (222) is connected to the bottom of the conical block (221), one end of the bending movable portion (222) is connected with the anti-leakage plug-in ring (21), and the outer side and the inner side of the conical block (221) are respectively arc-shaped.
6. A surge protector for an electrical distribution system according to claim 1, characterized in that the surge protector body (10) comprises a mounting seat (11) and a lightning protection base body (12) detachably connected to the inside thereof.
CN202321090373.3U 2023-05-09 2023-05-09 Surge protector for power distribution system Active CN219760638U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321090373.3U CN219760638U (en) 2023-05-09 2023-05-09 Surge protector for power distribution system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321090373.3U CN219760638U (en) 2023-05-09 2023-05-09 Surge protector for power distribution system

Publications (1)

Publication Number Publication Date
CN219760638U true CN219760638U (en) 2023-09-26

Family

ID=88091747

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321090373.3U Active CN219760638U (en) 2023-05-09 2023-05-09 Surge protector for power distribution system

Country Status (1)

Country Link
CN (1) CN219760638U (en)

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