CN215646105U - Terminal set of lightning arrester bidirectional compression type equipment - Google Patents
Terminal set of lightning arrester bidirectional compression type equipment Download PDFInfo
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- CN215646105U CN215646105U CN202121418516.XU CN202121418516U CN215646105U CN 215646105 U CN215646105 U CN 215646105U CN 202121418516 U CN202121418516 U CN 202121418516U CN 215646105 U CN215646105 U CN 215646105U
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- lightning arrester
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Abstract
The utility model discloses a lightning arrester bidirectional compression type equipment terminal set, which comprises a terminal body, wherein chip removal nuts are arranged at the upper end and the lower end of the terminal body, the terminal body comprises a supporting plate, welding parts are arranged at the left end and the right end of the supporting plate through connecting parts, the supporting plate, the connecting parts and the welding parts are integrally arranged, and a first hole is formed in the supporting plate. The wearing and tearing of the reducible installation of abrasionproof bed course and the in-process terminal body of disassembling improve the life of device.
Description
Technical Field
The utility model relates to the technical field of lightning arrester terminals, in particular to a terminal sleeve of a lightning arrester bidirectional compression type device.
Background
The lightning arrester is used for protecting the insulation of alternating current power transmission and transformation equipment, avoid thunder and lightning overvoltage and operation overvoltage damage, the lightning arrester is connected between a cable and the ground and is generally connected with equipment to be protected in parallel, the lightning arrester can effectively protect communication equipment, once abnormal voltage occurs, the lightning arrester acts to play a role in protection, when the communication cable or the equipment operates under normal working voltage, the lightning arrester cannot act and is regarded as open circuit to the ground, once high voltage occurs and the insulation of the protected equipment is endangered, the lightning arrester acts immediately to guide high-voltage impact current to the ground, so that the voltage amplitude is limited, and the insulation of the communication cable and the equipment is protected. When the overvoltage disappears, the lightning arrester is quickly restored to the original state, so that the communication line works normally.
In the prior art, the TT grounding system is connected with the lightning arrester without a gap by using two copper-aluminum connecting terminals and side phases at the current middle phase, because the two wiring terminals are used in the intermediate phase, the contact surface is too much, poor contact is easy to cause, even the screw designed by some lightning arresters is not long enough, the two wiring terminals are overlapped together and can not be locked easily, in the prior art, the matched nut for locking the lightning arrester terminal adopts a common fastening nut, the lightning arrester is mostly arranged outdoors, a supporting nut for locking arrester terminal easily takes place to rust in long-time sleet humid environment, and rust or ash will drop and pile up in the clearance between nut and bolt, influence the work of screwing of nut and bolt, can lead to the nut card to die on the bolt seriously, lead to follow-up maintenance change in-process for the nut is in the ground of advance and retreat dilemma, influences the normal fastening work of nut.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a terminal sleeve of a bidirectional compression type equipment for an arrester, which aims to solve the problems that in the prior art, the contact failure and the installation are inconvenient and can not be locked in an overlapping way due to too many contact surfaces of the arrester terminals, and the nut is locked due to rusting and dust accumulation of the nut.
In order to achieve the purpose, the scheme of the utility model is as follows:
the utility model provides a two-way compression type equipment terminal suit of arrester, includes the terminal body, both ends all are provided with the chip removal nut about the terminal body, the terminal body includes the backup pad, both ends all are provided with a welding through the connecting piece about the backup pad, the backup pad the connecting piece a welding sets up as an organic whole, first hole has been seted up in the backup pad.
The utility model provides a two-way compression type equipment terminal suit of arrester, the screw thread is attacked to first hole inner wall, seted up on the first hole inner wall along the radial sunken first chip groove of first hole.
The utility model provides a two-way compression type equipment terminal suit of arrester, both ends have all laid the abrasionproof bed course that prevents the chip removal nut wearing and tearing the backup pad surface about the backup pad.
The utility model provides a two-way compression type equipment terminal suit of arrester, seted up on the screw inner wall of chip removal nut and followed the radial sunken second chip groove of chip removal nut, the second chip groove with the size and specification of first chip groove matches.
The utility model provides a terminal sleeve of a lightning arrester bidirectional compression type device, which has the following advantages and beneficial effects: the single-piece integrated bidirectional connecting terminal is adopted, the problems of poor contact and incapability of locking at the connecting part due to overlapping welding are solved, potential safety hazards are reduced, maintenance work is reduced, and long-time normal operation of the device is guaranteed.
Drawings
Fig. 1 is a schematic structural view of a terminal set of a bidirectional compression type equipment for lightning arrester according to the present invention.
Fig. 2 is an installation application diagram of the terminal set of the bidirectional compression type equipment of the lightning arrester.
Fig. 3 is a plan view of the terminal body of the arrester bi-directional compression type equipment of the present invention.
Fig. 4 is a partially enlarged view of the first hole of the terminal body of the bidirectional compression type apparatus for lightning arrester according to the present invention.
Fig. 5 is a front view of a first hole of a terminal body of a bi-directional compression type apparatus for an arrester according to the present invention.
Fig. 6 is a top view of the chip removal nut sleeved on the terminal of the arrester bidirectional compression type device according to the utility model.
The reference numbers in the figures denote:
1. a terminal body; 2. a chip removal nut; 3. a lightning arrester; 4. a nut; 5. a support; 6. a horizontal cable; 7. a ground cable; 11. a support plate; 12. a connecting member; 13. a welding part; 14. a first hole; 15. an anti-wear cushion layer; 21. a second chip groove; 141. a first chip discharge groove; 142. and (4) threading.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
Referring to fig. 1 to 6, the terminal set of the bidirectional compression type equipment for lightning arrester of the embodiment includes a terminal body 1, chip removal nuts 2 are disposed at the upper and lower ends of the terminal body 1, the terminal body 1 includes a supporting plate 11, an anti-abrasion cushion layer 15 for preventing the chip removal nuts 2 from wearing the surface of the supporting plate 11 is laid at the upper and lower ends of the supporting plate 11, the anti-abrasion cushion layer 15 is installed in the maintenance and disassembly process during operation, abrasion between the terminal body 1 and the chip removal nuts 2 is reduced, and the service life of the device is prolonged.
Both ends all are provided with welding piece 13 through connecting piece 12 about backup pad 11, a supporting plate 11, connecting piece 12, welding piece 13 sets up as an organic whole, first hole 14 has been seted up in the backup pad 11, screw thread 142 has been attacked to first hole 14 inner wall, set up along the first chip groove 141 of first hole 14 radial sunken on the first hole 14 inner wall, can carry the dust with the rainwater of inflow and discharge from first chip groove 141 under rainwater weather, do not amass in equipment welded junction, when overhauing and disassembling, can discharge unnecessary dust iron fillings from first chip groove 141 when rotatory, thereby avoid nut card to die and lead to overhauing on the bolt to be obstructed.
The inner wall of the screw hole of the chip removal nut 2 is provided with a second chip removal groove 21 which is sunken along the radial direction of the chip removal nut 2, and the second chip removal groove 21 is matched with the first chip removal groove 141 in size and specification.
During installation, insert lightning arrester 3 in the hole that support 5 reserved, bolt 4 stretches out the support bottom, screw in the chip removal nut 2 that is located the upper end from bottom to top, terminal body 1, the chip removal nut 2 that is located the lower extreme, after adjusting three li to a horizontal straight line position by terminal body 1 of its 3 below, screw fixed chip removal nut 2, the left and right sides welding piece 13 that is located terminal body 1 in the middle of support 5 is respectively with the right side welding piece 13 that is located left terminal body 1 of support 5 and the left side welding piece 13 that is located terminal body 1 on support 5 right side through horizontal cable 6 welded connection, the right side welding piece 13 that is located terminal body 1 on support 5 right side is through welded connection grounding cable 7 ground connection, the installation operation finishes.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Claims (4)
1. The utility model provides a two-way compression type equipment terminal suit of arrester which characterized in that: including terminal body (1), both ends all are provided with chip removal nut (2) about terminal body (1), terminal body (1) includes backup pad (11), both ends all are provided with welding piece (13) through connecting piece (12) about backup pad (11), backup pad (11) connecting piece (12) welding piece (13) set up as an organic whole, first hole (14) have been seted up on backup pad (11).
2. The terminal set of the lightning arrester bidirectional compression type equipment according to claim 1, characterized in that: screw threads (142) are tapped on the inner wall of the first hole (14), and a first chip groove (141) which is recessed along the radial direction of the first hole (14) is formed in the inner wall of the first hole (14).
3. The terminal set of the lightning arrester bidirectional compression type equipment according to claim 1, characterized in that: and the upper end and the lower end of the supporting plate (11) are respectively provided with an anti-abrasion cushion layer (15) for preventing the chip removal nut (2) from being abraded on the surface of the supporting plate (11).
4. The terminal set of the lightning arrester bidirectional compression type equipment according to claim 1, characterized in that: offer on the screw inner wall of chip removal nut (2) and follow the radial sunken second chip groove (21) of chip removal nut (2), second chip groove (21) with the size and specification of first chip groove (141) are supporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121418516.XU CN215646105U (en) | 2021-06-24 | 2021-06-24 | Terminal set of lightning arrester bidirectional compression type equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121418516.XU CN215646105U (en) | 2021-06-24 | 2021-06-24 | Terminal set of lightning arrester bidirectional compression type equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215646105U true CN215646105U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121418516.XU Active CN215646105U (en) | 2021-06-24 | 2021-06-24 | Terminal set of lightning arrester bidirectional compression type equipment |
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| CN (1) | CN215646105U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366005A (en) * | 2022-07-18 | 2022-11-22 | 上海汉虹精密机械有限公司 | Thread lifting mechanism for plane machining grinding and polishing equipment |
-
2021
- 2021-06-24 CN CN202121418516.XU patent/CN215646105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366005A (en) * | 2022-07-18 | 2022-11-22 | 上海汉虹精密机械有限公司 | Thread lifting mechanism for plane machining grinding and polishing equipment |
| CN115366005B (en) * | 2022-07-18 | 2024-05-28 | 上海汉虹精密机械有限公司 | Screw thread lifting mechanism for plane processing grinding and polishing equipment |
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