CN214252398U - Integrated metering junction box - Google Patents
Integrated metering junction box Download PDFInfo
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- CN214252398U CN214252398U CN202120147161.9U CN202120147161U CN214252398U CN 214252398 U CN214252398 U CN 214252398U CN 202120147161 U CN202120147161 U CN 202120147161U CN 214252398 U CN214252398 U CN 214252398U
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Abstract
The utility model discloses an integrated metering junction box, which relates to the field of metering equipment and comprises an insulating box body, a circuit wired according to a three-phase three-wire system or a three-phase four-wire system and a plurality of lead connectors arranged outside the insulating box body, wherein each lead connector is respectively connected with the circuit, and all the lead connectors are arranged according to the wiring sequence and interval arrangement of external equipment; and the circuit is arranged in the insulating box body and is structurally integrated with the insulating box body through a pouring process. The utility model discloses during the use, because the terminal connection sets up according to external equipment's wiring order and interval arrangement, make its difficult condition that takes place the wiring mistake, and circuit and insulating box body structure setting back, can not changed at will to anti-electricity-theft function has been realized. It is visible, the utility model discloses an integral type measurement terminal box has reduced wrong wiring probability, has improved the efficiency of construction, still can prevent electric larceny.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to an integral type measurement terminal box.
Background
The metering junction box is used for safe replacement or on-site inspection of the electric energy meter under the condition of load, ensures personal operation safety, and is widely applied to the electric power metering major. At present, secondary wiring of the three-phase electric energy meter with the mutual inductor is directly connected to the electric energy meter manually from a wiring terminal of a wiring box, and in work, the wiring mode is easy to cause misoperation such as mistaken-looking wiring terminals, loosening or incapability of fastening wiring screws of the wiring box, short-circuit of current connecting pieces and the like, so that a secondary circuit of the current mutual inductor is opened, artificial potential safety hazards exist, and harm is possibly caused to people and equipment.
In order to solve the technical problem, the utility model discloses a prevent maloperation measurement terminal box among the prior art, application number is CN 201920985548.4's utility model, and this utility model adopts the equidistant mode that sets up a plurality of voltage line compartment groove in integral type measurement terminal box, prevents to miss when untiing the terminal box screw and bumps the next door circuit. This utility model's terminal box can only guarantee that voltage even piece can not the maloperation when changing the electric energy meter, nevertheless can not avoid the problem of connecing wrong binding post when new dress electric energy meter.
Still disclose the name for a prevent electric larceny and prevent mistake wiring electric energy measurement terminal box, utility model with application number CN201920315245.1, this utility model well terminal box's box body includes and constitutes wiring board, splice block, rubber baffle, two sign boards, two draw-in grooves and two locating holes, the inside bottom surface fixedly connected with wiring board of box body. The wiring block is marked through the identification plate, so that the wiring error caused by wrong wiring by personnel is prevented. Although the junction box of the utility model can prevent the wrong connecting terminal, the screw on the junction box still needs to be tightened manually, and the condition that the junction box screw is connected in a virtual mode still can exist.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the utility model provides an integral type measurement terminal box, this terminal box has reduced wrong wiring probability, has improved the efficiency of construction, still can prevent burglary.
In order to solve the technical problem, the technical scheme of the utility model is that:
an integrated metering junction box comprises an insulating box body, a circuit wired according to a three-phase three-wire system or a three-phase four-wire system, and a plurality of lead connectors arranged on the outer side of the insulating box body, wherein each lead connector is respectively connected with the circuit, and all the lead connectors are arranged at intervals according to the wiring sequence of equipment to be externally connected; and the circuit is arranged in the insulating box body and is structurally integrated with the insulating box body through a pouring process.
Preferably, all the lead connectors are arranged in groups, and the lead connectors of each group are arranged according to the wiring sequence and the interval of the respective external equipment.
Preferably, all of the terminal connections are arranged in a modular fashion.
Preferably, each of the lead tabs is 10mm2Copper wire.
Preferably, the line is 4mm2Copper wire.
Preferably, the lead joint comprises a lead joint externally connected with a low-voltage current transformer, and the lead joint is 4mm2Copper wire.
Preferably, the insulating case is made of a polymeric carbon material.
Preferably, all the lead connectors are modularly arranged into two groups, wherein one group is connected with the electric energy meter in an inserting mode, and the other group is connected with the negative control terminal in an inserting mode.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses an integral type measurement terminal box, including insulating box body, according to the circuit of three-phase three-wire system or three-phase four-wire system wiring, and a plurality of lead wire connectors that are established in the insulating box body outside, each lead wire connector is connected with the circuit respectively, and all lead wire connectors are arranged according to the wiring order and the interval of external equipment; and the circuit is arranged in the insulating box body and is structurally integrated with the insulating box body through a pouring process. The utility model discloses during the use, because the terminal connection sets up according to external equipment's wiring order and interval arrangement, make its difficult condition that takes place the wiring mistake, and circuit and insulating box body structure setting back, can not changed at will to anti-electricity-theft function has been realized. It is visible, the utility model discloses an integral type measurement terminal box has reduced wrong wiring probability, has improved the efficiency of construction, still can prevent electric larceny.
Because all the lead connectors are arranged in groups, and the lead connectors of each group are arranged according to the wiring sequence and the interval of the respective external equipment, the condition of wrong wiring is further avoided.
All the lead connectors are arranged in a modular mode in groups, so that the mass production is facilitated, and the cost is reduced.
Since each lead connector is 10mm2The copper wire enables each lead connector to be directly inserted into a wiring hole of external equipment and fixed by a wireless screw.
Because the insulating box body is made of the high-molecular poly-carbon material, the junction box has high impact strength, flame retardance and high temperature resistance.
To sum up, the integrated metering junction box solves the problem that the secondary circuit of the current transformer is opened due to the false wiring in the prior art, and artificial potential safety hazards exist; the utility model discloses a to insulate box body and the integrative structure setting of circuit, each pin joint is according to set order setting back, can not take place the condition of misconnection line, and an organic whole structure can not changed the circuit at will, has realized the function of preventing electricity theft.
Drawings
FIG. 1 is a schematic structural view of an integrated metering junction box of the present invention;
in the figure: 1-an insulating box body, 2-a line, 3-a lead connector, 4-an electric energy meter, 5-a negative control terminal, 3 a-a first lead connector group, 3 b-a second lead connector group and 3 c-a low-voltage lead connector.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, an integrated metering junction box comprises an insulating box body 1, a line 2 wired according to a three-phase three-wire system or a three-phase four-wire system, and a plurality of lead connectors 3 arranged outside the insulating box body 1, wherein each lead connector 3 is respectively connected with the line 2, and all the lead connectors 3 are arranged at intervals according to the wiring sequence of external equipment; and the circuit 2 is arranged in the insulating box body 1 and is structurally integrated with the insulating box body 1 through a pouring process.
The utility model discloses a terminal box because lead connector 3 sets up according to external equipment's wiring order and interval arrangement, makes its difficult condition that takes place the wiring mistake, and circuit 2 and insulating box body 1 a body structure mode, makes the connection between circuit 2 and the lead connector 3 can not changed at will to anti-electricity-theft function has been realized. It is visible, the utility model discloses an integral type measurement terminal box has reduced wrong wiring probability, has improved the efficiency of construction, has still realized anti-electricity-theft function, and simple structure, and is with low costs.
All the lead connectors 3 are arranged in groups, and the lead connectors 3 in each group are arranged according to the wiring sequence and the interval of respective external equipment, so that the condition of wrong wiring is further avoided. In a preferred embodiment, the line 2 is 4mm2Copper wire, each lead tab 3 is 10mm2The copper wire makes each lead connector 3 can the disect insertion external device in the wiring hole, and wireless screw is fixed, has improved wiring efficiency.
As shown in fig. 1, all the terminal connectors 3 are modularly arranged in groups, in this example, all the terminal connectors 3 are modularly arranged in two groups, one group is connected with the electric energy meter 4, and the other group is connected with the negative control terminal 5. For convenience of description, the two lead connectors 3 are respectively defined as a first lead connector group 3a and a second lead connector group 3b, the first lead connector group 3a is plugged with the electric energy meter 4, the second lead connector group 3b is plugged with the negative control terminal 5, and the first lead connector group 3a and the second lead connector group 3b both include 10 lead connectors. Of course, the number of the lead connectors is not limited to 10, and is set according to the external device.
As shown in fig. 1, the terminal connector 3 further includes a terminal connector externally connected to the low voltage current transformer, which is defined as a low voltage terminal connector 3c for convenience of description, and the low voltage terminal connector 3c may be 4mm2Copper wire.
In this embodiment, the insulating box body 1 is made of a polymer carbon material, so that the junction box has high impact strength, flame retardance and high temperature resistance.
The integrated metering junction box improves the working efficiency of the installation and the replacement of the electric energy meter, and reduces the expenses of manpower, traffic and the like; the personal safety is also guaranteed, the normal operation of the equipment is also guaranteed, meanwhile, the checking of whether the electric energy metering wiring is correct or not is facilitated, and the service quality is improved.
The above-mentioned preferred embodiments of the present invention are not intended to limit the present invention, and any modifications made within the spirit and principles of the present invention, equivalent to the modifications of the one-piece metering junction box, should be included within the scope of the present invention.
Claims (8)
1. The integrated metering junction box is characterized by comprising an insulating box body, a circuit wired according to a three-phase three-wire system or a three-phase four-wire system and a plurality of lead connectors arranged on the outer side of the insulating box body, wherein the lead connectors are respectively connected with the circuit, and all the lead connectors are arranged at intervals according to the wiring sequence of external equipment;
and the circuit is arranged in the insulating box body and is structurally integrated with the insulating box body through a pouring process.
2. The integrated metering junction box of claim 1, wherein all of the terminal connections are arranged in groups, and wherein the terminal connections of each group are arranged in a wiring sequence and spacing arrangement of the respective external devices.
3. The integrated metering junction box of claim 1 wherein all of the terminal connections are arranged in groups of modules.
4. The integrated metering junction box of any one of claims 1 to 3 wherein each said terminal fitting is 10mm2Copper wire.
5. The integrated metering junction box of claim 4 wherein the wiring is 4mm2Copper wire.
6. The integrated metering junction box of claim 1, wherein the terminal connection comprises a terminal connection externally connected to a low voltage current transformer, the terminal connection being 4mm2Copper wire.
7. The integrated metering junction box of claim 4 wherein the insulating box body is made of polymeric carbon material.
8. The integrated metering junction box of claim 3 wherein all the terminal connections are modularly arranged in two groups, one group being externally connected to an electric energy meter and the other group being externally connected to a negative control terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120147161.9U CN214252398U (en) | 2021-01-19 | 2021-01-19 | Integrated metering junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120147161.9U CN214252398U (en) | 2021-01-19 | 2021-01-19 | Integrated metering junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214252398U true CN214252398U (en) | 2021-09-21 |
Family
ID=77750937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120147161.9U Active CN214252398U (en) | 2021-01-19 | 2021-01-19 | Integrated metering junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214252398U (en) |
-
2021
- 2021-01-19 CN CN202120147161.9U patent/CN214252398U/en active Active
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