CN216209419U - Installation shell capable of being plugged on high-voltage transformer - Google Patents
Installation shell capable of being plugged on high-voltage transformer Download PDFInfo
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- CN216209419U CN216209419U CN202121964262.1U CN202121964262U CN216209419U CN 216209419 U CN216209419 U CN 216209419U CN 202121964262 U CN202121964262 U CN 202121964262U CN 216209419 U CN216209419 U CN 216209419U
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Abstract
The utility model discloses an installation shell capable of being plugged on a high-voltage potential transformer, which relates to the field of high-voltage potential transformer shells and solves the problem that the traditional shell is difficult to overhaul and disassemble; the input end of the current sampling mutual inductor is connected to a current secondary wiring pile in a wiring box of the high-voltage mutual inductor, and the output end of the current sampling mutual inductor is connected to a three-phase current pin of the base; the door magnetic switch is pasted on a closed outlet of the high-voltage transformer junction box, and a wiring terminal of the door magnetic switch is connected to a door magnetic switch pin of the base; one end of the voltage line is connected to a voltage secondary wiring pile in a wiring box of the high-voltage transformer, the other end of the voltage line is connected to a three-phase voltage pin of the base, and the plug is inserted into the base.
Description
Technical Field
The utility model relates to the field of high-voltage transformer shells, in particular to the technical field of installation shells capable of being plugged on a high-voltage transformer.
Background
The high-voltage potential transformer is used for transforming voltage of an instrument potential transformer for transforming voltage, and is mainly used for supplying power to a measuring instrument and a relay protection device, measuring voltage, power and electric energy of a line, or protecting valuable equipment, a motor and a transformer in the line when the line fails.
The installation casing of common high voltage potential transformer on the market at present only waits that the installation of potential transformer finishes after rethread casing external connection circuit can be connected to mutual-inductor secondary wiring pile head to lead to the installation inconvenient.
The shell which is convenient to install by plugging and unplugging is designed, so that the installation steps can be simplified, and the implementation and the application are more convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the utility model provides a mounting shell capable of being plugged on a high-voltage transformer, aiming at solving the technical problem.
The utility model specifically adopts the following technical scheme for realizing the purpose:
a mounting shell capable of being plugged on a high-voltage transformer comprises a plurality of electrical elements, a base and a plug; the electric elements comprise a temperature probe, a current sampling mutual inductor and a door magnetic switch;
the plug comprises a plug shell with an opening at the top, a top cover arranged at the top of the plug shell and a circuit board arranged in the plug shell;
the temperature probe is arranged on a current secondary wiring pile in a wiring box of the high-voltage transformer, and a sampling line of the temperature probe is connected to a three-phase temperature pin of the base; the input end of the current sampling mutual inductor is connected to a current secondary wiring pile in a wiring box of the high-voltage mutual inductor, and the output end of the current sampling mutual inductor is connected to a three-phase current pin of the base; the door magnetic switch is pasted on a closed outlet of the high-voltage transformer junction box, and a wiring terminal of the door magnetic switch is connected to a door magnetic switch pin of the base; one end of the voltage wire is connected to a voltage secondary wiring pile in a wiring box of the high-voltage transformer, and the other end of the voltage wire is connected to a three-phase voltage pin of the base;
by inserting a plug into a base, a three-phase temperature pin, a three-phase voltage pin, a door magnetic switch pin and a three-phase current pin of the base are respectively connected to the three-phase temperature pin, the three-phase voltage pin, the door magnetic switch pin and the three-phase current pin of the plug;
the base is embedded in the inside or the outside of the high-voltage transformer.
Preferably, the top cover and the plug housing are fixed by screws.
Preferably, the base is mounted on a side surface of the plug housing by a fixing clip;
preferably, the base is embedded in the high-voltage transformer through pouring.
Preferably, the base is embedded in the high-voltage transformer through a screw.
Preferably, the current sampling transformer is a feedthrough transformer.
The utility model has the following beneficial effects:
according to the utility model, through the combination of the base and the plug, the base is firstly utilized for wiring, and then the plug is inserted into the base to realize the pluggable shell, so that the connection and the removal of a traditional shell cable are avoided, and the maintenance of a circuit board in the plug is convenient; the detachable top cover of the plug is convenient for the maintenance of the internal circuit board, and the structure is firmly and stably installed through screws; temperature probe, current sampling mutual-inductor are all arranged in high voltage potential transformer's terminal box again, and current sampling mutual-inductor adopts the straight-through mutual-inductor simultaneously, conveniently lets the cable pass the mutual-inductor, and the wiring in high voltage potential transformer's terminal box is convenient and neat.
Drawings
Fig. 1 is a schematic top view of a mounting case that can be plugged and unplugged from a high-voltage potential transformer according to embodiment 1;
fig. 2 is a schematic view of the internal wiring of the mounting case that can be plugged and unplugged from the high-voltage potential transformer according to embodiment 1;
description of reference numerals: 101-plug housing, 102-top cover, 103-fixing buckle, 104-base, 105-screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention
Example 1
As shown in fig. 1, the present embodiment provides a mounting housing capable of being plugged and unplugged on a high-voltage transformer, which includes various electrical components, a base 104 and a plug; the plug comprises a plug outer shell 101 with an open top, a top cover 102 arranged on the top of the plug outer shell 101 and a circuit board arranged in the plug outer shell 101; the base 104 is inserted in the side surface of the plug housing 101, as a preferred scheme, the top cover 102 and the plug housing 101 are fixed by screws 105, in this embodiment, 4 screws 105 are respectively located at four corners of the square top cover 102, and simultaneously, after the plug is inserted, the base 104 can also be installed on the side surface of the plug housing 101 by fixing buckles 103, so as to stabilize the connection between the base 104 and the plug, in this embodiment, 2 buckles are adopted, and are respectively used for the front side and the rear side of the base 104.
Internal wiring is illustrated in fig. 2:
the electric elements used herein include a temperature probe, a current sampling transformer and a door magnetic switch;
the temperature probe is arranged on a current secondary wiring pile in a wiring box of the high-voltage transformer, and a sampling line of the temperature probe is connected to a three-phase temperature pin of the base; the input end of the current sampling mutual inductor is connected to a current secondary wiring pile in a wiring box of the high-voltage mutual inductor, and the output end of the current sampling mutual inductor is connected to a three-phase current pin of the base; the door magnetic switch is pasted on a closed outlet of the high-voltage transformer junction box, and a wiring terminal of the door magnetic switch is connected to a door magnetic switch pin of the base; one end of the voltage wire is connected to a voltage secondary wiring pile in a wiring box of the high-voltage transformer, and the other end of the voltage wire is connected to a three-phase voltage pin of the base;
after wiring, the base is embedded in the inside or the outside of the high-voltage transformer, and the base can be installed through pouring or screws.
By inserting the plug into the base, the three-phase temperature pin, the three-phase voltage pin, the door magnetic switch pin and the three-phase current pin of the base are respectively connected to the three-phase temperature pin, the three-phase voltage pin, the door magnetic switch pin and the three-phase current pin of the plug.
Because the traditional casing installation of high voltage potential transformer is the littleneck cuboid casing that leads to for the pril, connects through the connected mode of internal wiring, still need all dismantle the connecting wire and just can carry out dismounting device if meet later maintenance, still need connect again going to the connecting wire needs one after maintaining. This embodiment utilizes plug and base to integrate the line, only need in earlier stage installation connect the connecting wire on one side of the base on, imbed high voltage transformer to the base, then insert the plug and can use, the base is as an intermediate medium promptly, circuit board and the inside signal of high voltage transformer in the transmission plug, temperature, signal such as voltage and electric current are through connecting cable to the connecting seat of base part above, then the connecting seat of rethread base transmits the connecting seat of plug part after inserting the plug, then the user can carry out the sampling reading through the circuit board of plug, if later stage need maintain only need pull out the plug on one side can maintain the circuit board in the plug, after finishing maintaining insert can, both convenient and swift.
Particularly, the base and the plug can be perforated according to actual requirements for wiring, so that the connection of the cable is facilitated. The printed layout of the circuit board itself, how to implement the function in cooperation with the pins, is conventional.
Claims (6)
1. The utility model provides a can pull out installation casing of inserting on high voltage potential transformer which characterized in that: comprises various electric elements, a base and a plug; the electric elements comprise a temperature probe, a current sampling mutual inductor and a door magnetic switch;
the plug comprises a plug shell with an opening at the top, a top cover arranged at the top of the plug shell and a circuit board arranged in the plug shell;
the temperature probe is arranged on a current secondary wiring pile in a wiring box of the high-voltage transformer, and a sampling line of the temperature probe is connected to a three-phase temperature pin of the base; the input end of the current sampling mutual inductor is connected to a current secondary wiring pile in a wiring box of the high-voltage mutual inductor, and the output end of the current sampling mutual inductor is connected to a three-phase current pin of the base; the door magnetic switch is pasted on a closed outlet of the high-voltage transformer junction box, and a wiring terminal of the door magnetic switch is connected to a door magnetic switch pin of the base; one end of the voltage wire is connected to a voltage secondary wiring pile in a wiring box of the high-voltage transformer, and the other end of the voltage wire is connected to a three-phase voltage pin of the base;
by inserting a plug into a base, a three-phase temperature pin, a three-phase voltage pin, a door magnetic switch pin and a three-phase current pin of the base are respectively connected to the three-phase temperature pin, the three-phase voltage pin, the door magnetic switch pin and the three-phase current pin of the plug;
the base is embedded in the inside or the outside of the high-voltage transformer.
2. A mounting housing according to claim 1, adapted for being plugged into and unplugged from a high voltage potential transformer, wherein: the top cover and the plug shell are fixed through screws.
3. A mounting housing according to claim 1, adapted for being plugged into and unplugged from a high voltage potential transformer, wherein: the base is installed on the side surface of the plug shell through a fixing buckle.
4. A mounting housing according to claim 1, adapted for being plugged into and unplugged from a high voltage potential transformer, wherein: the base is embedded in the high-voltage transformer through pouring.
5. The mounting housing according to claim 4, wherein said mounting housing is adapted to be plugged into and unplugged from a high voltage transformer, said mounting housing comprising: the base is embedded in the high-voltage transformer through screws.
6. A mounting housing according to claim 1, adapted for being plugged into and unplugged from a high voltage potential transformer, wherein: the current sampling mutual inductor adopts a straight-through mutual inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121964262.1U CN216209419U (en) | 2021-08-20 | 2021-08-20 | Installation shell capable of being plugged on high-voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121964262.1U CN216209419U (en) | 2021-08-20 | 2021-08-20 | Installation shell capable of being plugged on high-voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209419U true CN216209419U (en) | 2022-04-05 |
Family
ID=80916389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121964262.1U Active CN216209419U (en) | 2021-08-20 | 2021-08-20 | Installation shell capable of being plugged on high-voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209419U (en) |
-
2021
- 2021-08-20 CN CN202121964262.1U patent/CN216209419U/en active Active
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