CN217544983U - Simple uninterrupted load wiring device - Google Patents
Simple uninterrupted load wiring device Download PDFInfo
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- CN217544983U CN217544983U CN202221136783.2U CN202221136783U CN217544983U CN 217544983 U CN217544983 U CN 217544983U CN 202221136783 U CN202221136783 U CN 202221136783U CN 217544983 U CN217544983 U CN 217544983U
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- terminal box
- electric energy
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- wiring
- flexible printed
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Abstract
The utility model provides a simple and easy incessant load termination of type, including the flexible printed circuit board and set up the binding post at the flexible printed circuit board both ends, two binding posts are connected through the electric current return circuit that can stab screw and electric energy measurement joint terminal box respectively, through at least one fixed screw connection between every binding post and the flexible printed circuit board. The utility model discloses simple structure, reasonable in design, convenient to use through the current loop with the simple and easy uninterrupted load termination parallel access electric energy measurement joint terminal box, will unite terminal box end current loop short circuit isolation, realizes that uninterrupted load changes and unites the terminal box and can realize jointly terminal box fault loop short circuit fast and develop the work of disappearing, avoids the power supply volume loss and the economic loss that causes because of having a power failure, simple structure, and the practicality is strong.
Description
Technical Field
The utility model relates to a simple and easy incessant load termination of type.
Background
The joint junction box is used as a part of an electric energy metering device and plays a key role in electric energy metering, and the appearance of the joint junction box greatly improves the power supply reliability and the power utilization quality. In the power industry, a secondary circuit led out by a mutual inductor is connected to a wiring terminal of an electric energy meter by using a joint wiring box, so that the electric energy meter running in a live-line mode can be installed, measured or replaced without power failure, and the power supply reliability is greatly improved.
The combined junction box is a basic device for the live-line installation and replacement of the electric energy meter, but when the combined junction box needs to be replaced due to burning, faults and the like, the combined junction box is usually required to unload and is matched with a customer to stop power supply, the power supply loss of a power supply enterprise is caused by the situation, the production and the life of the power utilization customer can be greatly influenced to a great extent, and even economic loss can be caused. Therefore, a simple uninterrupted load connection device is urgently needed to solve the above problems and realize the uninterrupted load replacement of the combined connection box.
SUMMERY OF THE UTILITY MODEL
The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is to provide a simple and easy incessant load termination of type, simple structure and convenient to use.
The utility model discloses a constitute like this, it includes the flexible conductor and sets up the binding post at the flexible conductor both ends, and two binding posts are connected through the electric current return circuit that can puncture screw and electric energy measurement joint terminal box respectively, through at least one fixed screw connection between every binding post and the flexible conductor.
Furthermore, one side of the wiring terminal, which is close to the flexible conductor, is provided with a through hole for the flexible conductor to penetrate through, and the through hole extends through to the other side of the wiring terminal.
Furthermore, one side of the wiring terminal, which is far away from the flexible lead, is provided with a slide surface hole for the electric energy metering combined junction box lead to penetrate through, and the slide surface hole is communicated with the through hole.
Furthermore, at least two nut holes are formed in the upper surface of the wiring terminal, the nut holes, the through holes and the sliding surface holes are mutually and vertically communicated, one nut hole is used for fixing a screw to penetrate through, and the other nut hole is used for penetrating the screw to penetrate through.
Furthermore, the lower part of the puncture screw is a sharp end.
Furthermore, the line diameter of the slide surface hole is 5mm 2 。
Compared with the prior art, the utility model discloses following beneficial effect has: the simple uninterrupted load wiring device is simple in structure and reasonable in design, when the electric energy metering combined junction box is burnt out, has faults and the like and needs to be replaced, the simple uninterrupted load wiring device is connected into a current loop of the electric energy metering combined junction box in parallel, and the short circuit of the current loop at the end of the combined junction box is isolated, so that the uninterrupted load replacement of the combined junction box is realized; but this design is through the screw puncture wire line skin of simple and easy incessant load termination in of type and with the sinle silk intercommunication of wire, can realize jointly terminal box fault loop short circuit fast and develop the work of disappearing, avoid power supply loss and economic loss because of having a power failure causes, simple structure, the practicality is strong.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention in use;
fig. 2 is a top view of the embodiment of the present invention;
fig. 3 is a front view of an embodiment of the present invention;
fig. 4 is a schematic diagram of the wiring of the electric energy metering combined junction box according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example (b): referring to fig. 1-4, in this embodiment, a simple uninterrupted load connection device is provided, which includes a flexible printed circuit 4 and connection terminals 1 disposed at two ends of the flexible printed circuit, where the two connection terminals are respectively connected to a current loop of an electric energy metering combined connection box through pierceable screws 2, each connection terminal is pressed and fixed with the flexible printed circuit through two fixing screws 3, and a fixed contact surface of each connection terminal is a wire core of the flexible printed circuit, so that a loop can be connected.
The electric energy metering combined junction box comprises an A-phase current inlet wire a1, an A-phase current outlet wire a2, a B-phase current inlet wire B1, a B-phase current outlet wire B2, a C-phase current inlet wire B2 and a C-phase current outlet wire C2; when the uninterrupted load wiring device is used, the uninterrupted load wiring device is connected in parallel in three-phase current loops a1/a2, b1/b2 and c1/c2 at the lower end of the combined junction box.
The pierceable screw can pierce a wire sheath, and the pierced wire sheath is connected with the wire cores of the current wire A-phase current inlet wire, the current wire A-phase outlet wire, the current wire B-phase inlet wire, the current wire B-phase outlet wire, the current wire C-phase inlet wire and the current wire C-phase outlet wire, so that the purpose that the wiring device is connected into the current secondary circuit in parallel is achieved.
In this embodiment, one side of the connection terminal close to the flexible conductor is provided with a through hole for the flexible conductor to pass through, and the through hole extends through to the other side of the connection terminal.
In this embodiment, a sliding surface hole 11 for the electric energy metering combined junction box to pass through is formed in one side, away from the flexible lead, of the connection terminal, and the sliding surface hole is communicated with the through hole.
In this embodiment, the upper surface of the connection terminal is provided with three nut holes, the through holes and the sliding surface holes are perpendicular to each other and communicated, two of the nut holes are used for fixing screws to penetrate through, and the other nut hole is used for penetrating through the screws.
In this embodiment, the lower portion of the piercing screw is a sharp end.
In this embodiment, the line diameter of the slide hole is 5mm 2 。
In this embodiment, the terminal includes a conductive portion and an insulating portion, and the conductive portion is wrapped by the insulating portion to perform an insulating function.
Furthermore, it is worth mentioning here that the present invention is only described for use in a three-phase four-wire connection electric energy metering secondary current circuit, and the three-phase three-wire connection can be modified in space and location by a slight modification, and will not be described in detail here.
Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be formed by a plurality of solitary component parts equipment, also can be for the solitary part that the integrated into one piece technology made out.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: modifications can still be made to the embodiments of the invention or equivalents may be substituted for some of the features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (6)
1. The simple uninterrupted load wiring device is characterized by comprising a flexible conductor and wiring terminals arranged at two ends of the flexible conductor, wherein the two wiring terminals are respectively connected with a current loop of an electric energy metering combined wiring box through pierceable screws, and each wiring terminal is connected with the flexible conductor through at least one fixing screw.
2. A simplified uninterruptable load connection device as claimed in claim 1, wherein the terminals are provided with through holes on one side near the flexible conductors, and the through holes extend through the terminals to the other side.
3. The device according to claim 2, wherein the terminal has a slide hole for the wire of the junction box to pass through, the slide hole communicating with the through hole.
4. A simplified uninterrupted load connection device according to claim 3, wherein the terminal has at least two nut holes on its upper surface, the nut holes and the through holes are perpendicular to the sliding surface hole, one of the nut holes is used for fixing screws and the other is used for inserting screws.
5. A simplified uninterruptable load connection apparatus as claimed in claim 1 wherein the lower portion of the piercing screw is pointed.
6. A simplified uninterruptable load connection unit as claimed in claim 3 wherein the wires of the slide holesThe diameter is 5mm 2 。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221136783.2U CN217544983U (en) | 2022-05-13 | 2022-05-13 | Simple uninterrupted load wiring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221136783.2U CN217544983U (en) | 2022-05-13 | 2022-05-13 | Simple uninterrupted load wiring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217544983U true CN217544983U (en) | 2022-10-04 |
Family
ID=83435662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221136783.2U Active CN217544983U (en) | 2022-05-13 | 2022-05-13 | Simple uninterrupted load wiring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217544983U (en) |
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2022
- 2022-05-13 CN CN202221136783.2U patent/CN217544983U/en active Active
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