CN212301658U - Ammeter junction box - Google Patents
Ammeter junction box Download PDFInfo
- Publication number
- CN212301658U CN212301658U CN202020873428.8U CN202020873428U CN212301658U CN 212301658 U CN212301658 U CN 212301658U CN 202020873428 U CN202020873428 U CN 202020873428U CN 212301658 U CN212301658 U CN 212301658U
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- box body
- junction box
- electricity meter
- box
- switched
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Abstract
An ammeter junction box comprises a box body and a box cover, wherein the box cover is detachably arranged on the box body; the box body is internally provided with an electric connecting sheet, and the front plate and the rear plate of the box body are respectively provided with a corresponding wire hole for penetrating a wire so as to realize the connection between the mutual inductor and the electric energy meter; the electrical connection piece is connected with a plurality of key switches in series, and the conduction and the disconnection of the branch are realized through the key switches; the display lamp is connected in series with the circuit of the key switch, and is switched on after the key switch is closed and is switched off after the key switch is switched off; the box cover is a transparent cover, and the electrified and disconnected states of the branch circuit are detected through observation and display. The utility model discloses increase a suggestion device at the terminal box for phenomenons such as hourglass looks, leaky line can not appear when fortune dimension personnel install the ammeter.
Description
Technical Field
The utility model relates to an electric power field, concretely relates to ammeter terminal box.
Background
An electric meter, i.e. an electric energy meter, is a meter for measuring electric energy. Most of electric energy meters in the market can fix the live wire and the zero wire on the binding post of the electric energy meter by means of a screwdriver during wiring, and the wiring mode has defects in the using process. When a meter is replaced by a meter, some wires of the junction box are not pressed tightly enough or one phase is missed, which usually causes metering errors of the meter.
The utility model discloses increase a suggestion device at the terminal box for phenomenons such as hourglass looks, leaky line can not appear when fortune dimension personnel install the ammeter.
Disclosure of Invention
According to the not enough of prior art, the utility model provides an ammeter terminal box.
The utility model discloses realize according to following technical scheme:
an ammeter junction box comprises a box body and a box cover, wherein the box cover is detachably arranged on the box body; the box body is internally provided with an electric connecting sheet, and the front plate and the rear plate of the box body are respectively provided with a corresponding wire hole for penetrating a wire so as to realize the connection between the mutual inductor and the electric energy meter; the electrical connection piece is connected with a plurality of key switches in series, and the conduction and the disconnection of the branch are realized through the key switches; the display lamp is connected in series with the circuit of the key switch, and is switched on after the key switch is closed and is switched off after the key switch is switched off; the box cover is a transparent cover, and the electrified and disconnected states of the branch circuit are detected through observation and display.
Furthermore, the two sides of the box body are fixed in the switch cabinet through mounting brackets.
Further, the mounting bracket is a U-shaped frame, the bottom surface of the U-shaped frame is fastened on the switch cabinet through screws, and the top surface of the U-shaped frame is connected with the convex plates on two sides of the top surface of the box body through screws.
Furthermore, the two sides of the box cover are connected with the convex plates on the two sides of the top surface of the box body through screws.
Furthermore, the convex plates on the two sides of the top surface of the box body are arc-shaped plates.
Further, the left side of the electrical connection sheet is a PT connection sheet, and the right side of the electrical connection sheet is a CT connection sheet.
Furthermore, a polarity detection circuit is installed in the box body to prevent counting abnormity caused by polarity inversion.
Furthermore, the wire guide hole is a square hole.
Further, the display lamp adopts an LED lamp.
The utility model discloses beneficial effect:
the electric meter junction box is fixed in the switch cabinet through the mounting bracket and is used for connecting the CT with the electric energy meter below the electric energy meter, so that the wiring is clearer and the operation is convenient; install electrical connection piece in the box body, the PT wiring (voltage) is connected to the vertical row in left side, realize electrical connection and isolation through the button, have the display lamp on the button, show that it is the on state or off state, CT wiring (electric current) is connected to the three rows in right side, electrical connection and isolation are realized to the button, have the display lamp on the button, inspection and daily tour after the installation of being convenient for are equipped with the device of inspection polarity simultaneously to prevent that the polarity knot from turning into the count unusually, influence the index.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation of the invention. The present invention will be described in detail with reference to the accompanying drawings and examples.
FIG. 1 is a structural diagram of a junction box of an electricity meter according to the present invention;
FIG. 2 is an exploded view of the junction box of the electric meter of the present invention;
FIG. 3 is a front view of the junction box of the utility model;
fig. 4 is a front view of the junction box of the electric meter of the present invention.
1-box body, 2-box cover, 3-electric connecting sheet, 4-wire hole, 5-key switch, 6-mounting support, 7-convex plate and 8-display lamp.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 4, an electric meter junction box comprises a box body 1 and a box cover 2, wherein the box cover 2 is detachably arranged on the box body 1; an electrical connecting sheet 3 is arranged in the box body 1, and corresponding wire holes 4 are formed in the front plate and the rear plate of the box body 1 and used for penetrating and penetrating wires so as to realize the connection of the mutual inductor and the electric energy meter; a plurality of key switches 5 are connected in series on the electrical connecting sheet 3, and the branch circuit is switched on and off through the key switches 5; the display lamp 8 is connected in series with the circuit of the key switch 5, when the key switch 5 is closed, the display lamp 8 is switched on, and when the key switch 5 is switched off, the display lamp 8 is switched off; the box cover 2 is a transparent cover, and the electrified and disconnected states of the branch circuit are detected through observation and display.
Further scheme: the two sides of the box body 1 are fixed in the switch cabinet through mounting brackets 6.
The preferred scheme is as follows: the mounting bracket 6 is a U-shaped frame, the bottom surface of the U-shaped frame is fastened on the switch cabinet through screws, and the top surface of the U-shaped frame is connected with the convex plates on two sides of the top surface of the box body 1 through screws. The above is a detailed description of the specific implementation of the present invention, but the present invention is not limited to the above-described specific embodiments, which are only examples, and any equivalent modifications and substitutions for the mounting bracket are also within the scope of the present invention for those skilled in the art.
It should be noted that, two sides of the box cover 2 are connected with the convex plates 7 on two sides of the top surface of the box body 1 through screws.
The preferred scheme is as follows: the convex plates 7 on the two sides of the top surface of the box body 1 are arc-shaped plates.
The left side of the electrical connection sheet 3 is a PT lug, and the right side of the electrical connection sheet 3 is a CT lug.
Further scheme: a polarity detection circuit is installed in the box body 1 to prevent counting abnormity caused by polarity inversion. It should be noted that the check polarity circuit may be a conventional general check polarity circuit, and will not be described in detail herein.
The preferred scheme is as follows: the wire guide 4 is a square hole, which is a detailed description of the specific implementation of the present invention, but the present invention is not limited to the above-described specific embodiments, which is only an example, and any equivalent modifications and replacements of the wire guide are also within the scope of the present invention for those skilled in the art.
The preferred scheme is as follows: the display lamp 8 is an LED lamp. The above is a detailed description of the specific implementation of the present invention, but the present invention is not limited to the above-described specific embodiments, which are only examples, and any equivalent modifications and substitutions for the display lamp are also within the scope of the present invention for those skilled in the art.
The electric meter junction box is fixed in the switch cabinet through the mounting bracket and is used for connecting the CT with the electric energy meter below the electric energy meter, so that the wiring is clearer and the operation is convenient; install electrical connection piece in the box body, the PT wiring (voltage) is connected to the vertical row in left side, realize electrical connection and isolation through the button, have the display lamp on the button, show that it is the on state or off state, CT wiring (electric current) is connected to the three rows in right side, electrical connection and isolation are realized to the button, have the display lamp on the button, inspection and daily tour after the installation of being convenient for are equipped with the device of inspection polarity simultaneously to prevent that the polarity knot from turning into the count unusually, influence the index.
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 preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical 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 (9)
1. An electricity meter junction box, characterized in that: the box cover is detachably arranged on the box body;
the box body is internally provided with an electric connecting sheet, and the front plate and the rear plate of the box body are respectively provided with a corresponding wire hole for penetrating a wire so as to realize the connection between the mutual inductor and the electric energy meter;
the electrical connection piece is connected with a plurality of key switches in series, and the conduction and the disconnection of the branch are realized through the key switches;
the display lamp is connected in series with the circuit of the key switch, and is switched on after the key switch is closed and is switched off after the key switch is switched off;
the box cover is a transparent cover, and the electrified and disconnected states of the branch circuit are detected through observation and display.
2. An electricity meter junction box according to claim 1, wherein: the two sides of the box body are fixed in the switch cabinet through mounting brackets.
3. An electricity meter junction box according to claim 2, wherein: the mounting bracket is a U-shaped frame, the bottom surface of the U-shaped frame is fastened on the switch cabinet through screws, and the top surface of the U-shaped frame is connected with the convex plates on two sides of the top surface of the box body through screws.
4. An electricity meter junction box according to claim 1, wherein: the two sides of the box cover are connected with the convex plates on the two sides of the top surface of the box body through screws.
5. An electricity meter junction box according to claim 1, wherein: the convex plates on the two sides of the top surface of the box body are arc-shaped plates.
6. An electricity meter junction box according to claim 1, wherein: the left side of the electrical connection sheet is a PT connection sheet, and the right side of the electrical connection sheet is a CT connection sheet.
7. An electricity meter junction box according to claim 1, wherein: a polarity detection circuit is installed in the box body to prevent counting abnormity caused by polarity inversion.
8. An electricity meter junction box according to claim 1, wherein: the wire guide hole is a square hole.
9. An electricity meter junction box according to claim 1, wherein: the display lamp adopts an LED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873428.8U CN212301658U (en) | 2020-05-22 | 2020-05-22 | Ammeter junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020873428.8U CN212301658U (en) | 2020-05-22 | 2020-05-22 | Ammeter junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212301658U true CN212301658U (en) | 2021-01-05 |
Family
ID=73969162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020873428.8U Active CN212301658U (en) | 2020-05-22 | 2020-05-22 | Ammeter junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212301658U (en) |
-
2020
- 2020-05-22 CN CN202020873428.8U patent/CN212301658U/en active Active
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