CN214590154U - Transformer substation's secondary safety protection is with mark insulator cap - Google Patents

Transformer substation's secondary safety protection is with mark insulator cap Download PDF

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Publication number
CN214590154U
CN214590154U CN202120602082.2U CN202120602082U CN214590154U CN 214590154 U CN214590154 U CN 214590154U CN 202120602082 U CN202120602082 U CN 202120602082U CN 214590154 U CN214590154 U CN 214590154U
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China
Prior art keywords
thread end
marking
transformer substation
safety protection
jack
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CN202120602082.2U
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Chinese (zh)
Inventor
王毅
律思诗
陈昌黎
何守胜
徐坚
甘利红
吴昊
郑喻
李恺
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State Grid Corp of China SGCC
Xianning Power Supply Co of State Grid Hubei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Xianning Power Supply Co of State Grid Hubei Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Xianning Power Supply Co of State Grid Hubei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202120602082.2U priority Critical patent/CN214590154U/en
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Abstract

The utility model discloses a marking insulating cap for secondary safety protection of transformer substation in the technical field of secondary safety protection tools of transformer substation, which comprises an insulating cap and a marking device, wherein the marking device is movably sleeved with four groups of marking rings, the left side and the right side of the marking device are respectively provided with matched clamping columns and clamping grooves, a through thread end jack is arranged in the middle of the insulating cap, the upper end of the thread end jack is an internal thread end, the lower end of the marking device is provided with an external thread end matched with the internal thread end, the middle part in the thread end jack is provided with a plurality of circumferentially distributed elastic sheets, a limiting block is arranged in the thread end jack, the bottom of the limiting block is provided with a conical groove at the top end of a cage elastic sheet, when the external thread end and the internal thread end are screwed, the thread end can be automatically fastened and clamped, the insulating cap can be effectively prevented from falling off due to insufficient clamping force, in addition, the inner side wall of the elastic sheet is provided with anti-slip corrugated teeth, the clamping function of the elastic sheet can be further enhanced.

Description

Transformer substation's secondary safety protection is with mark insulator cap
Technical Field
The utility model relates to a transformer substation's secondary safety protection apparatus technical field specifically is a transformer substation's secondary safety protection is with mark insulator cap.
Background
While the operation and maintenance personnel perform safety measures, the operation equipment and the maintenance equipment are isolated by obvious 'articles', such as a red cloth mantle, a barrier and a hang tag, but the relay protection personnel do not isolate the 'articles' clearly, and usually only rely on a secondary work safety measure ticket to record and operate the safety measures.
When the screen cabinet that a plurality of protection device were shielded altogether is experimental, because of the design reason, have two or more protection device even in the protection screen cabinet, have the condition of operation equipment and maintenance equipment simultaneously in can appearing same screen cabinet when leading to having a power failure to overhaul. For example: a plurality of spaced apart protective devices share a protective screen, such as: transformer protection screens, bypass protection screens, etc. Relay protection debugging personnel do not have unified and standard measure before the work to keep apart secondary equipment such as terminal strip, clamp plate, secondary line that overhauls and operate the interval, including the secondary wiring and the similar and nonstandard of number pipe, debugging personnel have the risk of connecing the test wire wrong interval and maloperation interval clamp plate. Meanwhile, when the operation interval and the maintenance interval exist on the same screen cabinet, if no obvious mark is made, the debugging personnel operate the terminal strip and the pressing plate at each time and need a large amount of time to check and confirm, so that the risk is increased, and the whole test efficiency is not facilitated.
Based on this, chinese patent application No. CN202011027476.6 discloses a secondary safety protection method before secondary overhaul and debugging of a substation main control room, which includes an insulating clamp device, the device clamps a cable end by arranging a plurality of spring pieces in a through hole, however, in actual use, the force for fixing the cable end only by the spring pieces is limited, and the cable end is easy to fall off when swinging or being scratched.
Based on this, the utility model designs a secondary safety protection of transformer substation is with mark insulator cap to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transformer substation's secondary is mark insulator cap for safety protection to solve above-mentioned technical problem.
In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a transformer substation's secondary safety protection is with mark insulator cap, includes insulator cap and marking device, but mobile cover is equipped with four group's mark rings on the marking device, the marking device left and right sides is provided with assorted card post and draw-in groove respectively, be the end of a thread jack that link up in the middle of the insulator cap, the upper end of a thread jack is the internal thread end, marking device's lower extreme be provided with internal thread end complex external screw thread end, the middle part is provided with the shell fragment that a plurality of circumference distribute in the end of a thread jack, the upper end of shell fragment gathers together the shrink each other, be located in the end of a thread jack the activity of shell fragment top is provided with the stopper, the bottom of stopper is provided with the cage the bell jar on top, the external screw thread end with but the roof pressure stopper tighten the shell fragment upper end after the internal thread end closes soon.
Preferably, the outer walls of the four groups of marking rings are respectively provided with letters or numbers distributed in sequence.
Preferably, the outer surface of the marking means is provided with a marking line parallel to the axis.
Preferably, the inner side wall of the elastic sheet is provided with anti-skid corrugated teeth.
Compared with the prior art, utility model's beneficial effect does:
the utility model discloses transformer substation's secondary safety protection is with shell fragment that a plurality of circumference distribute is provided with at the middle part in with the end of a thread jack of mark insulated cap to be provided with the stopper that can descend the roof pressure to tighten the shell fragment upper end in the top of shell fragment, after external screw thread end closes with the internal thread end soon, can fasten the centre gripping end of a thread automatically, can prevent effectively that the insulated cap from droing because the centre gripping dynamics is not enough, the inside wall of shell fragment is provided with anti-skidding ripple tooth in addition, can further strengthen the clamping action of shell fragment.
The utility model discloses transformer substation's secondary safety protection is with mark device left and right sides of mark insulator cap is provided with assorted card post and draw-in groove respectively, and when a plurality of mark insulator caps were placed side by side, the card post and the draw-in groove lock of two adjacent mark insulator caps of accessible were arranged it in order, effectively solved the mixed and disorderly difficult problem of seeking of end of a thread, also succinct pleasing to the eye more simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic view of the structure of the clamp column and the clamp groove of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-insulating cap, 2-marking device, 3-clamping column, 4-clamping groove, 5-marking ring, 6-wire end jack, 7-internal thread end, 8-external thread end, 9-elastic sheet, 10-limiting block, 11-tapered groove, 12-marking line and 13-anti-slip corrugated tooth.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a technical solution: a marking insulating cap for secondary safety protection of a transformer substation comprises an insulating cap 1 and a marking device 2, wherein four groups of marking rings 5 are movably sleeved on the marking device 2, letters or numbers distributed in sequence are respectively arranged on the outer walls of the four groups of marking rings 5, a marking line 12 parallel to an axis is arranged on the outer surface of the marking device 2, in addition, digital marks with different colors (such as adjustable combined labels with four groups of letters and numbers, 0-9 of the numbers and A-Z of the letters) are arranged on an insulating clamp, the removed secondary lines can be marked in sequence, the target is obvious, the processed port connection lines can be marked at will, and the accurate searching and correcting during the safety measure recovery are facilitated. The insulating clamps can be collected and picked in sequence by utilizing the clamp bodies, so that the insulating clamps are convenient to use, check the quantity and carry;
the left side and the right side of the marking device 2 are respectively provided with a clamping column 3 and a clamping groove 4 which are matched, the structures of the clamping column 3 and the clamping groove 4 are shown in figure 3, the clamping groove 4 is of a C-shaped structure with an opening on the side edge and is made of plastic materials with certain elasticity, the circular inner diameter of the clamping groove 4 is consistent with the circular outer diameter of the clamping column 3, the clamping column 3 can be effectively prevented from being naturally separated after being clamped into the clamping groove 4, when a plurality of marking insulating caps are placed side by side, the plurality of marking insulating caps can be orderly and orderly arranged by buckling the clamping columns 3 and the clamping grooves 4 of two adjacent marking insulating caps, the problem that the wire ends are messy and difficult to find is effectively solved, and the marking device is more concise and attractive;
the middle of the insulating cap 1 is provided with a through thread end jack 6, the upper end of the thread end jack 6 is an internal thread end 7, the lower end of the marking device 2 is provided with an external thread end 8 matched with the internal thread end 7, the middle part in the thread end jack 6 is provided with a plurality of circumferentially distributed elastic sheets 9, the upper ends of the elastic sheets 9 are mutually gathered and contracted, the inner side wall of each elastic sheet 9 is provided with anti-slip corrugated teeth 13 which can further enhance the clamping effect of the elastic sheet 9, a limiting block 10 is movably arranged above the elastic sheet 9 in the thread end jack 6, the bottom of the limiting block 10 is provided with a conical groove 11 covering the top end of the elastic sheet 9, the limiting block 10 can be pressed to tightly tighten the upper end of the elastic sheet 9 after the external thread end 8 is screwed with the internal thread end 7, the external thread end 8 moves downwards relative to the insulating cap 1 after the external thread end 8 is screwed with the internal thread end 7, then the limiting block 10 is pressed to tightly, and then the limiting block 10 utilizes the conical groove 11 at the bottom to tighten the upper end of the elastic sheet 9, can fasten the centre gripping end of a thread automatically, can prevent effectively that the insulator cap 1 from droing because the centre gripping dynamics is not enough, the inside wall of shell fragment 9 is provided with anti-skidding ripple tooth 13 in addition, can further strengthen the clamping action of shell fragment 9.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a secondary safety protection of transformer substation is with mark insulator cap, includes insulator cap (1) and mark device (2), but mobile cover is equipped with four groups mark ring (5) on mark device (2), its characterized in that: the left side and the right side of the marking device (2) are respectively provided with a clamping column (3) and a clamping groove (4) which are matched, a through wire end jack (6) is arranged in the middle of the insulating cap (1), an internal thread end (7) is arranged at the upper end of the wire end jack (6), the lower end of the marking device (2) is provided with an external thread end (8) matched with the internal thread end (7), a plurality of elastic sheets (9) distributed circumferentially are arranged in the middle of the inner part of the thread end jack (6), the upper ends of the elastic sheets (9) are gathered together and contracted, a limiting block (10) is movably arranged in the thread end jack (6) above the elastic sheets (9), the bottom of the limiting block (10) is provided with a conical groove (11) for covering the top end of the elastic sheet (9), the external thread end (8) and the internal thread end (7) are screwed together and then can be pressed against the limiting block (10) to tighten the upper end of the elastic sheet (9).
2. The marking insulating cap for secondary safety protection of the transformer substation of claim 1, characterized in that: the outer walls of the four groups of marking rings (5) are respectively provided with letters or numbers distributed in sequence.
3. The marking insulating cap for secondary safety protection of the transformer substation of claim 2, characterized in that: the outer surface of the marking device (2) is provided with a marking line (12) parallel to the axis.
4. The marking insulating cap for secondary safety protection of the transformer substation of claim 1, characterized in that: the inner side wall of the elastic sheet (9) is provided with anti-skid corrugated teeth (13).
CN202120602082.2U 2021-03-24 2021-03-24 Transformer substation's secondary safety protection is with mark insulator cap Active CN214590154U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120602082.2U CN214590154U (en) 2021-03-24 2021-03-24 Transformer substation's secondary safety protection is with mark insulator cap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120602082.2U CN214590154U (en) 2021-03-24 2021-03-24 Transformer substation's secondary safety protection is with mark insulator cap

Publications (1)

Publication Number Publication Date
CN214590154U true CN214590154U (en) 2021-11-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113991557A (en) * 2021-11-19 2022-01-28 广西电网有限责任公司南宁供电局 Low-voltage wire end insulation cover

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113991557A (en) * 2021-11-19 2022-01-28 广西电网有限责任公司南宁供电局 Low-voltage wire end insulation cover
CN113991557B (en) * 2021-11-19 2023-08-01 广西电网有限责任公司南宁供电局 Low-voltage wire end insulating cover

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