CN216597168U - Lightning arrester - Google Patents
Lightning arrester Download PDFInfo
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- CN216597168U CN216597168U CN202220117028.3U CN202220117028U CN216597168U CN 216597168 U CN216597168 U CN 216597168U CN 202220117028 U CN202220117028 U CN 202220117028U CN 216597168 U CN216597168 U CN 216597168U
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Abstract
The utility model relates to a lightning arrester, comprising: an umbrella skirt; the upper end and the lower end of the core body are respectively provided with an electrode block, and the core body is formed by laminating a plurality of resistance sheets; a mounting seat; the elastic buffer transition layer is arranged on the outer side of the core body; the insulating blocks are arranged on the outer side of the elastic buffer transition layer, and the number of the insulating blocks is multiple; the concave groove is arranged on the outer side of the elastic buffer layer and is positioned between the adjacent insulating blocks; wherein, the inner wall of the umbrella skirt is provided with a bulge matched with the concave groove; the utility model has the beneficial effects that: the insulating block can cooperate with concave groove and arch, realizes the joint strength between core and the full skirt, long service life.
Description
Technical Field
The utility model relates to the technical field of lightning arresters, in particular to a lightning arrester.
Background
An arrester is used in an electrical appliance for protecting electrical equipment from high transient overvoltage and limiting the freewheel time and also for normally limiting the freewheel amplitude. The term encompasses any external clearance necessary for the proper functioning of the appliance when installed in operation, whether or not it is a component as a whole; lightning arresters are another important piece of equipment often employed in communication cables to protect against lightning damage.
In the prior art, the utility model discloses a novel arrester as bulletin number CN208385115U, the motor comprises a core body, the lateral surface fixed connection elasticity buffering transition layer of core, the lateral surface fixedly connected with insulating block of elasticity buffering transition layer, the top and the equal fixedly connected with electrode block in bottom of core, two the equal fixedly connected with conduction block in inside of electrode block, the compound overcoat of lateral surface fixedly connected with of insulating block, the top fixedly connected with connecting piece of compound overcoat, the bottom fixedly connected with upper plate of compound overcoat, the bottom of upper plate is provided with the lower plate, the top of upper plate is provided with two screw rods, two the bottom of screw rod all runs through upper plate and lower plate in proper order and extends to the bottom of lower plate. The novel lightning arrester has the advantages that the internal pressure of the lightning arrester can be automatically adjusted and released, the large current impact resistance is strong, the long-term operation reliability is good, and the comprehensive cost performance is high; the core body is not firm enough in structure, so that the using effect is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a lightning arrester to solve the technical problems.
The technical scheme of the utility model is realized as follows: an arrester, comprising:
an umbrella skirt;
the upper end and the lower end of the core body are respectively provided with an electrode block, and the core body is formed by laminating a plurality of resistance sheets;
a mounting seat;
also comprises
The elastic buffer transition layer is arranged on the outer side of the core body;
the insulating blocks are arranged on the outer side of the elastic buffer transition layer, and the number of the insulating blocks is multiple;
the concave groove is arranged on the outer side of the elastic buffer layer and is positioned between the adjacent insulating blocks;
wherein, the inner wall of the umbrella skirt is provided with a bulge matched with the concave groove.
Through adopting above-mentioned technical scheme, the insulating block can cooperate with concave groove and arch, realizes the joint strength between core and the full skirt, and long service life, the structure of this core can accept the impact of heavy current, and the endurance is strong, and the operation is reliable.
The utility model is further configured to: the cross section of the concave groove is arc-shaped.
Through adopting above-mentioned technical scheme, promoted the convenience of installation.
The utility model is further configured to: the umbrella skirt is made of high-pressure carbon polymer materials and comprises a first umbrella stand and a second umbrella stand, the diameter of the first umbrella stand is larger than that of the second umbrella stand, and the first umbrella stand and the second umbrella stand are arranged alternately.
Through adopting above-mentioned technical scheme, one of them first umbrella frame is located topmost, consequently can be with most dust separation, resistant dirty ability promotion.
The utility model is further configured to: the insulating block is made of modified reinforced polyamide material.
By adopting the technical scheme, the rubber can be softened along with the rise of temperature.
The utility model is further configured to: further comprising:
the connecting piece is arranged below the umbrella skirt;
the upper mounting plate is arranged on the outer side of the connecting piece;
a lower mounting plate;
the upper end of the mounting seat is provided with an installation cylinder, the connecting piece can be inserted into the installation cylinder, the lower mounting plate is connected with the upper part of the outer wall of the installation cylinder, when the connecting piece is inserted into the installation cylinder, the upper mounting plate is abutted to the lower mounting plate, and the upper mounting plate and the lower mounting plate are connected with a nut through a screw rod.
Through adopting above-mentioned technical scheme, it is spacing in the installation section of thick bamboo that full skirt and connecting piece are installed, then will go up the mounting panel and pass through the screw rod with the nut installation is fixed with lower mounting panel, and the outside cover of screw rod is equipped with the spring, this simple structure, and the assembly is convenient and the firmness is high.
The utility model is further configured to: the mount pad includes:
Mounting grooves;
mounting blocks;
the mounting groove and the mounting block are symmetrically arranged along the mounting seat, the mounting block protrudes out of the mounting seat, and the mounting block is matched with the mounting groove in a matched mode and can be matched with the mounting groove on the adjacent mounting seat in a limiting mode.
Through adopting above-mentioned technical scheme, realize the equipment through the grafting cooperation of installation piece and mounting groove between the adjacent mount pad, installation piece and mounting groove all are the trapezium structure, therefore spacing effectual and simple structure.
The utility model is further configured to: the mounting block is provided with a first mounting hole, the mounting seat is provided with a second mounting hole penetrating through the mounting groove, and the first mounting hole and the second mounting hole are located on the same axis after the mounting block is installed in the mounting groove.
Through adopting above-mentioned technical scheme, the position of the first mounting hole corresponds with the position of second mounting hole behind installation piece and the mounting groove cooperation, fastens through the fastener.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a mounting base according to an embodiment of the present invention.
Reference numerals are as follows: 1. an umbrella skirt; 100. a protrusion; 101. a first umbrella frame; 102. a second umbrella stand; 103. a connecting member; 104. an upper mounting plate; 2. a core body; 3. a mounting seat; 300. mounting the cylinder; 301. a lower mounting plate; 302. mounting grooves; 303. mounting blocks; 304. a first mounting hole; 305. a second mounting hole; 4. an elastic buffer transition layer; 400. a concave groove; 5. an insulating block; 6. a screw; 7. and (4) a nut.
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.
As shown in fig. 1 to 2, the present invention discloses a lightning arrester, including: an umbrella skirt 1; the resistor chip comprises a core body 2, wherein electrode blocks are respectively arranged at the upper end and the lower end of the core body 2, and the core body 2 is formed by laminating a plurality of resistor chips; a mounting base 3; the elastic buffer transition layer 4 is arranged on the outer side of the core body 2; the insulating blocks 5 are arranged on the outer side of the elastic buffer transition layer 4, and a plurality of insulating blocks 5 are arranged; a concave groove 400 disposed at an outer side of the elastic buffer layer, the concave groove 400 being located between adjacent insulation blocks 5; wherein, the inner wall of the umbrella skirt 1 is provided with a protrusion 100 which is matched with the concave groove 400. The insulating block 5 can be matched with the concave groove 400 and the protrusion 100, so that the connection strength between the core body 2 and the umbrella skirt 1 is realized, the service life is long, the structure of the core body 2 can accept the impact of large current, the bearing capacity is strong, and the operation is reliable.
The cross section of the concave groove 400 is arc-shaped. The convenience of installation is promoted.
The umbrella skirt 1 is made of high-pressure carbon material, the umbrella skirt 1 comprises a first umbrella stand 101 and a second umbrella stand 102, the diameter of the first umbrella stand 101 is larger than that of the second umbrella stand 102, and the first umbrella stand 101 and the second umbrella stand 102 are arranged alternately. One of the first umbrella frames 101 is positioned at the topmost part, so that most of dust can be blocked and the pollution resistance can be improved.
The insulating block 5 is made of modified reinforced polyamide material. Can soften with increasing temperature.
Further comprising: the connecting piece 103 is arranged below the umbrella skirt 1; an upper mounting plate 104 disposed outside the connection member 103; a lower mounting plate 301; the upper end of the mounting base 3 is provided with a mounting cylinder 300, the connecting piece 103 can be inserted into the mounting cylinder 300, the lower mounting plate 301 is connected with the upper part of the outer wall of the mounting cylinder 300, when the connecting piece 103 is inserted into the mounting cylinder 300, the upper mounting plate 104 is abutted against the lower mounting plate 301, and the upper mounting plate 104 and the lower mounting plate 301 are connected with the screw cap 7 through the screw 6. The umbrella skirt 1 and the connecting piece 103 are arranged in the installation barrel 300 in a limiting mode, then the upper installation plate 104 and the lower installation plate 301 are fixedly installed through the screw rod 6 and the screw cap 7, the spring is sleeved on the outer side of the screw rod 6, and the umbrella skirt is simple in structure, convenient to assemble and high in firmness.
The mount 3 includes: a mounting groove 302; a mounting block 303; the mounting groove 302 and the mounting block 303 are symmetrically arranged along the mounting seat 3, the mounting block 303 protrudes out of the mounting seat 3, and the mounting block 303 is matched with the mounting groove 302 to realize the limit matching with the mounting groove 302 on the adjacent mounting seat 3. The equipment is realized through the grafting cooperation of installation piece 303 and mounting groove 302 between the adjacent mount pad 3, installation piece 303 and mounting groove 302 all are the trapezium structure, therefore spacing effectual and simple structure.
The mounting block 303 is provided with a first mounting hole 304, the mounting base 3 is provided with a second mounting hole 305 penetrating through the mounting groove 302, and after the mounting block 303 is mounted in the mounting groove 302, the first mounting hole 304 and the second mounting hole 305 are located on the same axis. After the mounting block 303 is matched with the mounting groove 302, the position of the first mounting hole 304 corresponds to the position of the second mounting hole 305, and the first mounting hole and the second mounting hole are fastened through a fastener.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.
Claims (7)
1. An arrester, comprising:
a shed (1);
the resistor chip comprises a core body (2), wherein electrode blocks are respectively arranged at the upper end and the lower end of the core body (2), and the core body (2) is formed by laminating a plurality of resistor discs;
a mounting seat (3);
it is characterized by also comprising
The elastic buffer transition layer (4) is arranged on the outer side of the core body (2);
the insulating blocks (5) are arranged on the outer side of the elastic buffer transition layer (4), and a plurality of insulating blocks (5) are arranged;
the concave groove (400) is arranged on the outer side of the elastic buffer layer, and the concave groove (400) is positioned between the adjacent insulating blocks (5);
wherein, the inner wall of the umbrella skirt (1) is provided with a bulge (100) which is matched with the concave groove (400).
2. A surge arrester according to claim 1, characterized in that: the cross section of the concave groove (400) is arc-shaped.
3. A surge arrester according to claim 1, characterized in that: the umbrella skirt (1) is made of high-pressure carbon polymer materials, the umbrella skirt (1) comprises a first umbrella frame (101) and a second umbrella frame (102), the diameter of the first umbrella frame (101) is larger than that of the second umbrella frame (102), and the first umbrella frame (101) and the second umbrella frame (102) are arranged alternately.
4. A surge arrester according to claim 1, characterized in that: the insulating block (5) is made of modified reinforced polyamide material.
5. A surge arrester as claimed in claim 1, further comprising:
the connecting piece (103) is arranged below the umbrella skirt (1);
an upper mounting plate (104) provided outside the connecting member (103);
a lower mounting plate (301);
the mounting structure is characterized in that a mounting cylinder (300) is arranged at the upper end of the mounting base (3), the connecting piece (103) can be inserted into the mounting cylinder (300), the lower mounting plate (301) is connected with the upper portion of the outer wall of the mounting cylinder (300), when the connecting piece (103) is inserted into the mounting cylinder (300), the upper mounting plate (104) is abutted to the lower mounting plate (301), and the upper mounting plate (104) and the lower mounting plate (301) are connected with a nut (7) through a screw (6).
6. A surge arrester according to claim 5, characterized in that the mounting block comprises:
a mounting groove (302);
a mounting block (303);
the mounting groove (302) and the mounting block (303) are symmetrically arranged along the mounting seat (3), the mounting block (303) protrudes out of the mounting seat (3), and the mounting block (303) is matched with the mounting groove (302) in a matched mode so that the mounting groove (302) on the adjacent mounting seat (3) can be matched in a limiting mode.
7. An arrester according to claim 6, characterized in that: be equipped with first mounting hole (304) on installation piece (303), be equipped with second mounting hole (305) that run through mounting groove (302) on mount pad (3), work as installation piece (303) are packed into mounting groove (302) back first mounting hole (304) and second mounting hole (305) and are located the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220117028.3U CN216597168U (en) | 2022-01-17 | 2022-01-17 | Lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220117028.3U CN216597168U (en) | 2022-01-17 | 2022-01-17 | Lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216597168U true CN216597168U (en) | 2022-05-24 |
Family
ID=81635739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220117028.3U Active CN216597168U (en) | 2022-01-17 | 2022-01-17 | Lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216597168U (en) |
-
2022
- 2022-01-17 CN CN202220117028.3U patent/CN216597168U/en active Active
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