CN216489245U - Electric energy metering box convenient to electric power construction operation phase modulation - Google Patents
Electric energy metering box convenient to electric power construction operation phase modulation Download PDFInfo
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- CN216489245U CN216489245U CN202123003120.1U CN202123003120U CN216489245U CN 216489245 U CN216489245 U CN 216489245U CN 202123003120 U CN202123003120 U CN 202123003120U CN 216489245 U CN216489245 U CN 216489245U
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Abstract
This product is an electric-energy metering box convenient to electric power construction operation phase modulation, relates to electric power facility equipment technical field: the electric energy box is internally provided with an incoming line breaker and a plurality of carrier electric energy meters, the electric energy box is fed from bottom to top, zinc-plated extension copper bars are additionally arranged on the incoming and outgoing sides of the incoming line breaker, and each phase is taken as a unit and an insulating box is additionally arranged; the utility model discloses following beneficial effect has: the utility model discloses effectively improved present low-voltage electricity meter box existing problem, promoted the convenience degree of phase modulation operation on the basis that improves the security.
Description
Technical Field
The utility model relates to an electric power facility equipment technical field specifically discloses an electric-energy metering box convenient to electric power construction operation phase modulation.
Background
The low-voltage electricity meter box is terminal equipment of a low-voltage power supply system of a power supply company and has basic functions of metering, protecting, controlling and the like.
In the residential distribution meter boxes used in recent years, four-meter box accounts for the majority. The four-meter-position power distribution meter box is arranged on an outdoor wall body of a residential house, and a lead from a low-voltage main line to the power distribution meter box has a section of 50mm2Four-wire aluminum core insulated wire tied in a bundle, the wire is received on the electric leakage moulded case circuit breaker inlet wire stake head after the side gets into the table case box body from table case upside. The outgoing line is 10mm2The aluminum-plastic wire is led out to the home of a customer in a mode of electric leakage micro-breaking. The components and parts configuration in the table case: the molded case leakage circuit breaker with 125A on the incoming line side is distributed to a user meter, the miniature circuit breaker with 63A on the outgoing line side is arranged, and the connecting lead between the components is 6mm2Copper plastic wire.
The distribution box of the configuration meets the basic requirements of general technical specifications of electric energy metering boxes of power companies in Anhui province, China on box materials, component type selection, connection modes and the like, but in the actual use process, the distribution box of the configuration has many problems, such as: 1) the mode that the distribution table case inlet wire adopted the superposition side inlet wire, and inlet wire department space is less, and table case side inlet wire mouth department construction is higher to the technological requirement, if the technology is not tight in the construction, handles carelessly, and the rainwater can be followed the gap of import department and gets into the table incasement portion along the wire during bad weather, causes to leakThe meter box explodes due to the fault of the electric breaker even caused by short circuit, and rainwater can easily enter the meter box along the lead in the mode of leading wires from the outer side; 2) incoming line of meter box is 50mm2The four-wire aluminum core cluster insulated wire is led to a 125A molded case circuit breaker in a box from a low-voltage main line and is connected with the upper pile head of the circuit breaker through a wire nose, the distance between the wire inlet pile heads of the circuit breaker is only 17mm wide, and the wire nose selected due to space limitation does not conform to current; 3) the electric energy distribution in the meter box is 6mm from the outgoing line side of the 125A circuit breaker2And a plurality of copper-plastic wires are connected in parallel at the outlet ends and are respectively connected to each electric meter. According to the configuration, if the power load is uneven in the distribution area, the load distribution carried by each phase is adjusted, on the premise of ensuring safety, only the circuit breaker on the low-voltage side of the distribution transformer can be operated, and the phase modulation can be performed after the power failure of the whole distribution area, so that the operation in the small power failure range in the meter box cannot be performed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an electric-energy metering box convenient to electric power construction operation phase modulation for improve the not enough of prior art.
The utility model discloses a following technical scheme realizes:
the utility model provides an electric-energy metering box convenient to electric power construction operation phase modulation, includes the electric energy box as the installation main part, electric energy box internally mounted has inlet wire circuit breaker and a plurality of carrier wave electric energy meter, the electric energy box inlet wire from bottom to top, the inlet wire circuit breaker advances, the side of being qualified for the next round of competitions all installs zinc-plated extension copper bar additional to use every looks as the unit and install insulating box additional.
As a further optimization of the above scheme, the inside of the electric energy box is divided into a wiring area and an electric energy meter area according to the left and right sides, the incoming line breaker is located in the wiring area, the carrier electric energy meter is located in the electric energy meter area, and a wire passing groove for outgoing line circuit wiring is arranged between the wiring area and the electric energy meter area.
As a further optimization of the scheme, the bottom of the electric energy box is provided with a wire inlet, the wire inlet and the wiring area are positioned on the same side, and a wire inlet channel is arranged above the wire inlet, so that the sealing performance of a wire inlet part can be further improved, and rainwater is prevented from entering the electric energy box.
As the further optimization of above-mentioned scheme, it has the space that is not less than 30mm to reserve between inlet wire circuit breaker top and the electric energy incasement top, its length is cascaded increase step by step from left to right to inlet wire circuit breaker inlet wire side zinc-plated extension copper bar, makes things convenient for personnel's wiring operation.
As a further optimization of the above scheme, the galvanized extension copper bars on the outgoing side of the incoming line breaker are arranged in equal length, and a plurality of independent hole sites are uniformly arranged on each galvanized extension copper bar on the outgoing side of the incoming line breaker to serve as phase modulation operation areas.
As a further optimization of the above scheme, the insulation boxes are arranged outside each galvanized extension copper bar to separate the galvanized extension copper bars from each other, and the outgoing line breakers which are the same as the carrier electric energy meters in number and correspond to the carrier electric energy meters in one-to-one manner are linearly arranged below the carrier electric energy meters.
As further optimization of the scheme, the incoming line breaker is a 125A breaker, the outgoing line breaker is a 63A micro-breaking type leakage protector, power supply reliability is improved, and the action of the meter box breaker caused by leakage can be reduced to the range of the user.
The utility model discloses following beneficial effect has:
1) the utility model discloses an electric energy metering box convenient for phase modulation in electric power construction operation, which changes the wire inlet mode into a lower wire inlet mode, and can effectively prevent rainwater from entering the inside of a meter box from a gap between the meter box and a water inlet pipe or along a wire; the sealing performance of the incoming line position can be further enhanced by adding the incoming line partition plate in the meter box to form an independent incoming line space.
2) The utility model discloses an electric-energy metering box convenient to electric power construction operation phase modulation, 125A's circuit breaker is chooseed for use to the inlet wire circuit breaker, and the circuit breaker of being qualified for the next round of competitions chooses for use 63A little disconnected type earth-leakage protector, increases the power supply reliability, can dwindle the table case circuit breaker action that causes because of the electric leakage to the family scope.
3) The utility model discloses an electric-energy metering box convenient to electric power construction operation phase modulation, the inlet wire circuit breaker advances, is qualified for the next round of competitions two sides and installs zinc-plated extension copper bar additional to use every looks as the unit and install insulating box additional, the process when convenient on-the-spot installation reduces on-the-spot assembly, accomplishes to cut off the circuit breaker after the side of being qualified for the next round of competitions and can carry out the phase modulation work.
4) The utility model discloses an electric-energy metering box convenient to electric power construction operation phase modulation, distribution box are qualified for the next round of competitions the position at the inlet wire breaker and increase independent hole site as operating region. A galvanized extension copper bar and an insulation box are additionally arranged on the outgoing line side of the incoming line breaker to serve as a connecting unit with an ammeter, and an operation area is opened to serve as a phase modulation point of outgoing line load.
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 introduced below, and it is obvious that the drawings in the following description 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 creative efforts.
Fig. 1 is a schematic external structural view 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 insulation box of FIG. 2 in an open state;
FIG. 4 is an enlarged schematic view of FIG. 3 at A;
fig. 5 is a front view of the present invention;
in the figure: 1-electric energy box, 101-wiring area, 102-electric energy meter area, 103-wire passing groove, 2-wire inlet, 3-wire inlet breaker, 4-wire inlet channel, 5-carrier electric energy meter, 6-wire outlet breaker, 7-zinc coated extension copper bar, 8-insulation box and 9-independent hole site.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail with reference to the accompanying drawings 1 to 5, in conjunction with the embodiments.
Examples
The embodiment discloses an electric energy metering box convenient for phase modulation in electric power construction operation, which comprises an electric energy box 1 serving as an installation main body, wherein the inside of the electric energy box 1 is divided into a left area and a right area which are a wiring area 101 and an electric energy meter area 102 respectively, and a wire passing groove 103 for wire outgoing line routing is formed between the wiring area 101 and the electric energy meter area 102;
the bottom of the electric energy box 1 is provided with a wire inlet 2, the wire inlet 2 and the wiring area 101 are arranged on the same side, the wire inlet 2 is arranged below the electric energy box, rainwater can be effectively prevented from entering the electric energy box 1 along a line, and an independent wire inlet channel 4 is formed above the wire inlet 2 by utilizing a plurality of partition plates;
an incoming line breaker 3 is installed in the wiring area 101, and the incoming line breaker 3 is preferably a 125A type incoming line breaker;
the distance d between the top of the incoming line breaker 3 and the inner top of the electric energy box 1 is not smaller than 30mm, so that an operator can conveniently perform wiring operation;
the top of the incoming line breaker 3 is a line inlet side, the bottom is a line outlet side, zinc-plated extension copper bars 7 are additionally arranged on the line inlet side and the line outlet side, and convenience is brought to wiring of personnel, in addition, the lengths of the zinc-plated extension copper bars 7 on the line inlet side are increased step by step from left to right, the zinc-plated extension copper bars 7 on the line outlet side are arranged in an equal length mode, a plurality of independent hole sites 9 are uniformly arranged on each zinc-plated extension copper bar 7 on the line outlet side, the independent hole sites 9 are used as connection units of a phase circuit, and the plurality of hole sites can be connected with a multi-phase circuit, so that the phase modulation requirement is met;
in order to ensure safety, the insulating boxes 8 are arranged outside the galvanized extension copper bars 7 on the incoming line side and the outgoing line side to be mutually separated, and the shell covers of the insulating boxes 8 are designed in an openable mode and are opened when phase modulation wiring is needed;
the electric energy meter area 102 is internally provided with four carrier electric energy meters 5, outgoing line circuit breakers 6 which are the same in quantity as the carrier electric energy meters 5 and correspond to the carrier electric energy meters one by one are linearly arranged below the carrier electric energy meters 5, the outgoing line circuit breakers 6 are 63A micro-breaking type leakage protectors, power supply reliability is improved, and meter box circuit breaker actions caused by leakage are reduced to the range of the household.
The utility model discloses an electric-energy metering box principle convenient to electric power construction operation phase modulation as follows:
external power cord inserts from electric energy box bottom, compare in the wiring mouth that the tradition is located the top, can effectively prevent the rainwater infiltration, and the increase of inlet wire circuit breaker top headspace makes things convenient for personnel's operation more, it is advanced, the galvanized extension copper bar that the side of being qualified for the next round of competitions set up then provides convenience for the wiring, in addition, 125A's inlet wire circuit breaker is chooseed for use to the inlet wire circuit breaker, 63A little disconnected type earth-leakage protector is chooseed for use to the circuit breaker of being qualified for the next round of competitions, increase the power supply reliability, the table case inlet wire circuit breaker action that causes because of the electric leakage is dwindled to the family scope, and it increases independent operation region to go out the line position at the inlet wire circuit breaker, make things convenient for the later stage to carry out the phase modulation work.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides an electric-energy metering box convenient to electric power construction operation phase modulation, includes the electric energy box as installation main part, electric energy box internally mounted has inlet wire circuit breaker and a plurality of carrier wave electric energy meter, its characterized in that, the electric energy box inlet wire from bottom to top, inlet wire circuit breaker advances, the side of being qualified for the next round of competitions all installs zinc-plated extension copper bar additional to use every looks to install insulating box additional as the unit.
2. The electric energy metering box convenient for phase modulation in electric power construction operation according to claim 1, wherein the inside of the electric energy metering box is divided into a wiring area and an electric energy meter area according to left and right, the incoming line breaker is positioned in the wiring area, the carrier electric energy meter is positioned in the electric energy meter area, and a wire passing groove for outgoing line circuit wiring is formed between the wiring area and the electric energy meter area.
3. The electric energy metering box convenient for phase modulation in electric power construction operation according to claim 1, characterized in that a wire inlet is arranged at the bottom of the electric energy box, the wire inlet and the wiring area are on the same side, and a wire inlet channel is arranged above the wire inlet.
4. The electric energy metering box convenient for phase modulation in electric power construction operation according to claim 1, wherein a space not less than 30mm is reserved between the top of the incoming line breaker and the inner top of the electric energy box, and the length of the galvanized extension copper bar on the incoming line side of the incoming line breaker is increased stepwise from left to right.
5. The power metering box convenient for phase modulation in power construction operations as claimed in claim 1, wherein the galvanized extension copper bars on the outgoing side of the incoming line breaker are arranged in equal length and each galvanized extension copper bar on the outgoing side is uniformly provided with a plurality of independent hole sites.
6. The electric energy metering box convenient for phase modulation in electric power construction operation according to claim 1, wherein the insulation boxes are arranged outside each galvanized extension copper bar to separate the galvanized extension copper bars from each other, and outlet line breakers which are the same in number as the carrier electric energy meters and correspond to the carrier electric energy meters one by one are linearly arranged below the carrier electric energy meters.
7. The electric energy metering box convenient for phase modulation in electric power construction operation according to claim 6, wherein a 125A circuit breaker is selected as the incoming circuit breaker, and a 63A micro-breaking type leakage protector is selected as the outgoing circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003120.1U CN216489245U (en) | 2021-12-02 | 2021-12-02 | Electric energy metering box convenient to electric power construction operation phase modulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123003120.1U CN216489245U (en) | 2021-12-02 | 2021-12-02 | Electric energy metering box convenient to electric power construction operation phase modulation |
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| CN216489245U true CN216489245U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123003120.1U Active CN216489245U (en) | 2021-12-02 | 2021-12-02 | Electric energy metering box convenient to electric power construction operation phase modulation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377840A (en) * | 2022-10-18 | 2022-11-22 | 湖南新泉电气有限公司 | Electric energy metering box convenient to electric power construction operation |
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- 2021-12-02 CN CN202123003120.1U patent/CN216489245U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377840A (en) * | 2022-10-18 | 2022-11-22 | 湖南新泉电气有限公司 | Electric energy metering box convenient to electric power construction operation |
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