CN212908653U - Ring network metering cabinet suitable for different high voltages - Google Patents

Abstract

The utility model discloses a looped netowrk measurement cabinet suitable for different highly compressed, the utility model belongs to the technical field of the measurement cabinet, including batch meter and current transformer, the batch meter front end is close to lower edge position movable mounting has the front gate, the front gate front end is close to left side border position department and installs the electromagnetic lock, the front gate front end is close to the top edge position and runs through and be provided with the instrument door, the instrument door front end is close to top edge position department and is provided with the voltmeter. This be applicable to different highly compressed looped netowrk measurement cabinets, can find corresponding part fast and maintain, can conveniently overhaul the inside secondary element of instrument room, and fine solution power supply department not let install the requirement at the measurement room with the measurement irrelevant component, can prevent the damage that leads to the fact the baffle, conveniently install and overhaul primary components and parts, can play the warning effect, prevent that personnel from missing to go into electrified interval, cause personnel's injury.

Description

Ring network metering cabinet suitable for different high voltages

Technical Field

The utility model belongs to the technical field of the measurement cabinet, concretely relates to looped netowrk measurement cabinet suitable for different highly compressed.

Background

In the process of electric energy transmission and distribution, settlement is needed among power generation enterprises, power transmission and distribution enterprises and final users, and it is particularly important to have a metering box which is accurate, reliable and safe in metering and meets the national metering standard. According to different metering modes, the metering system is divided into a high supply meter, a low supply meter and a low supply meter, and the low supply meter is divided into three-phase watt-hour meter charging of three-phase power supply and single-phase watt-hour meter charging of single-phase power supply; according to different functions of the metering meters, the electric meter is divided into an active electric meter and a reactive electric meter; the active watt-hour meter is divided into a common active watt-hour meter, a prepayment watt-hour meter, a peak-valley level watt-hour meter, a multifunctional watt-hour meter and the like, no matter which metering mode is adopted, the components such as the watt-hour meter, a current transformer, a voltage transformer, a management terminal thereof and the like are required to be installed in a special box for charging belonging to a power supply department, and lead sealing protection is required; in recent years, many power supply departments forbid components irrelevant to metering to be installed in metering rooms, and often metering cabinets are transported to the power supply departments of users to be unqualified in acceptance and acceptance, so that the power supply departments need to be modified, and waste of manpower and material resources is caused.

Be applicable to different highly compressed looped netowrk measurement cabinets in market, inconvenient finding corresponding part fast maintains, and inconvenient overhauls the inside secondary element of instrument room, and inconvenient installs and overhauls primary element, and inconvenient plays the warning effect to the staff, can not prevent that personnel from missing to go into electrified interval, cause personnel's injury.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a be applicable to different highly compressed looped netowrk measurement cabinet to solve the different highly compressed looped netowrk measurement cabinet that is applicable to in the market that proposes in the above-mentioned background art, inconvenient finding corresponding part fast maintains, inconvenient secondary element to the instrument room inside overhauls, inconvenient installs and overhauls components and parts once, inconvenient plays the warning effect to the staff, can not prevent that personnel from missing to go into electrified interval, causes personnel's injury scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a looped network metering cabinet suitable for different high voltages comprises a metering box and a current transformer, wherein a front gate is movably arranged at the position, close to the lower edge, of the front end of the metering box, an electromagnetic lock is arranged at the front end of the front gate close to the left edge, an instrument door is arranged at the front end of the front gate close to the upper edge in a penetrating way, a voltmeter is arranged at the position, close to the upper edge, of the front end of the instrument door, a 401 lock is arranged at the position, close to the left edge, of the front end of the instrument door, a front door is movably arranged at the front end of the metering box close to the upper edge, a voltage transformer is arranged at the bottom end in the metering box, the upper end of the voltage transformer is connected with a first copper bar, the upper end of the first copper bar is connected with a first fuse base, the metering box right side is close to front gate department and is provided with the instrument room, metering box right side top edge position is close to qianmen department and is provided with the measuring room.

Preferably, an electrified display is arranged at the position, close to the lower edge, of the front end of the front gate, a first metering lock is installed at the position, close to the left edge, of the front end of the front gate, an observation window is arranged in the middle of the front end of the front gate, and a second metering lock is installed at the position, close to the left edge, of the front end of the front gate.

Preferably, the fusible core is installed on fuse-base right side, the fusible core left side is close to top edge position department and installs No. two fuse-base, fuse-base passes through fusible core and No. two fuse-base electric connection, fuse-base is through a copper bar and voltage transformer electric connection, the connecting wire is installed to the voltage transformer upper end, and is two sets of voltage transformer equidistance distributes bottom in the batch meter, and is two sets of voltage transformer passes through connecting wire electric connection.

Preferably, No. two fuse-base upper ends are connected with U type copper bar, the inside left side of batch meter is provided with electrified sensor No. one, the inside left side of batch meter runs through near top edge position department and is provided with the wall bushing No. one, U type copper bar left side in proper order with a wall bushing, electrified sensor and No. two fuse-base electric connection.

Preferably, the current transformer left side is connected with No. two copper bars, the inside right side of batch meter runs through and is provided with No. two wall bushing, current transformer passes through U type copper bar and No. two fuse-bases, an electrified sensor and a wall bushing electric connection.

Preferably, the inside left side wall of batch meter is located current transformer below department and is provided with No. two electrified sensors, the copper line is installed on No. two electrified sensors right side, the inboard left side wall of batch meter is provided with No. two electrified sensors, No. three copper bars are installed on No. two electrified sensor right sides, current transformer passes through No. three copper bars and No. two electrified sensor electric connection, No. two electrified sensors pass through copper line and electromagnetic lock electric connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the instrument room in the batch meter, can install the secondary component irrelevant with the measurement in the instrument room alone, when the inside trouble of batch meter and instrument room, through opening the front gate, can find corresponding part fast and maintain, thereby can conveniently overhaul the secondary component inside the instrument room, and fine solution power supply department does not let the requirement of installing the component irrelevant with the measurement in the measurement room; simultaneously, through a measurement lock and electromagnetic lock can open instrument room and front gate simultaneously to conveniently install and overhaul primary components and parts.

2. The utility model discloses a big door front end sets up electrified display in the front, can let the staff know the inside electric current that whether exists of batch meter, thereby can play the warning effect, secondly through installing the electromagnetic lock, when the batch meter is inside to have electricity, can be through in No. two electrified sensor transmit the electromagnetic lock, can confirm whether the batch meter is inside to have electricity, make the staff can't open the electromagnetic lock, and then can not make the staff open preceding gate when having ensured that the batch meter is electrified, thereby prevent that personnel from missing to go into electrified interval, cause personnel's injury.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the inside of the front metering box of the present invention;

FIG. 3 is a schematic view of the inside of the rear view metering box of the present invention;

fig. 4 is a left side schematic view of the present invention.

In the figure: 1. a batch tank; 2. a front gate; 3. a charged display; 4. a first metering lock; 5. an electromagnetic lock; 6. an instrument door; 7. a voltmeter; 8. 401 locking; 9. a front door; 10. an observation window; 11. a second metering lock; 12. a voltage transformer; 13. a first copper bar; 14. a first fuse base; 15. a fusible core; 16. a second fuse base; 17. a U-shaped copper bar; 18. a first charged sensor; 19. a first wall bushing; 20. a current transformer; 21. a second copper bar; 22. a second wall bushing; 23. a second charged sensor; 24. a third copper bar; 25. a connecting wire; 26. an instrument room; 27. a metering chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, a looped network metering cabinet suitable for different high voltages comprises a metering box 1 and a current transformer 20, a front gate 2 is movably mounted at the front end of the metering box 1 close to the lower edge, an electromagnetic lock 5 is mounted at the front end of the front gate 2 close to the left edge, an instrument gate 6 is arranged at the front end of the front gate 2 close to the upper edge in a penetrating manner, a voltmeter 7 is arranged at the front end of the instrument gate 6 close to the upper edge, a 401 lock 8 is mounted at the front end of the instrument gate 6 close to the left edge, a front gate 9 is movably mounted at the front end of the metering box 1 close to the upper edge, a voltage transformer 12 is arranged at the bottom inside the metering box 1, a first copper bar 13 is connected to the upper end of the voltage transformer 12, a first fuse base 14 is connected to the upper end of the first copper bar 13, an instrument room 26 is arranged at the right side of the metering box 1 close to the front gate 2, and.

Specifically, an electrified display 3 is arranged at the position, close to the lower edge, of the front end of a front gate 2, a first metering lock 4 is arranged at the position, close to the left edge, of the front end of the front gate 2, an observation window 10 is arranged at the middle position of the front end of a front gate 9, and a second metering lock 11 is arranged at the position, close to the left edge, of the front end of the front gate 9, wherein the electrified display 3 is arranged at the front end of the front gate 2, so that a worker can know whether current exists in a metering box 1 or not, and a warning effect can be achieved, and then the electromagnetic lock 5 is arranged, when electricity exists in the metering box 1, the electricity can be transmitted into the electromagnetic lock 5 through a second electrified sensor 23, whether electricity exists in the metering box 1 can be determined, so that the worker cannot open the electromagnetic lock 5, and further cannot open the front gate 2 when the electricity is ensured in the metering box 1, and therefore, causing injury to personnel.

Specifically, a fusible core 15 is installed on the right side of a first fuse base 14, a second fuse base 16 is installed on the left side of the fusible core 15 and close to the upper edge, the first fuse base 14 is electrically connected with the second fuse base 16 through the fusible core 15, the first fuse base 14 is electrically connected with a voltage transformer 12 through a first copper bar 13, a connecting wire 25 is installed at the upper end of the voltage transformer 12, two groups of voltage transformers 12 are distributed at the bottom in the metering box 1 at equal intervals, and the two groups of voltage transformers 12 are electrically connected through the connecting wire 25; the upper end of the second fuse base 16 is connected with a U-shaped copper bar 17, the left side inside the metering box 1 is provided with a first electrified sensor 18, the left side inside the metering box 1 is provided with a first wall bushing 19 in a penetrating mode at a position close to the upper edge, and the left side of the U-shaped copper bar 17 is electrically connected with the first wall bushing 19, the first electrified sensor 18 and the second fuse base 16 in sequence; the left side of the current transformer 20 is connected with a second copper bar 21, a second wall bushing 22 penetrates through the right side inside the metering box 1, and the current transformer 20 is electrically connected with a second fuse base 16, a first electrified sensor 18 and a first wall bushing 19 through a U-shaped copper bar 17; a second charged sensor 23 is arranged on the left side wall of the interior of the metering box 1 and below the current transformer 20, a copper wire is arranged on the right side of the second charged sensor 23, the second charged sensor 23 is arranged on the left side wall of the interior of the metering box 1, a third copper bar 24 is arranged on the right side of the second charged sensor 23, the current transformer 20 is electrically connected with the second charged sensor 23 through the third copper bar 24, and the second charged sensor 23 is electrically connected with the electromagnetic lock 5 through the copper wire; the metering chamber 26 is arranged in the metering box 1, secondary elements irrelevant to metering can be independently installed in the metering chamber 26, when faults occur in the metering box 1 and the metering chamber 26, corresponding parts can be quickly found for maintenance by opening the front door 2, so that the secondary elements in the metering chamber 26 can be conveniently overhauled, and the requirement that a power supply department cannot install the elements irrelevant to metering in the metering chamber 27 is well met; meanwhile, the instrument room 26 and the front gate 2 can be opened simultaneously through the first metering lock 4 and the electromagnetic lock 5, so that the installation and the maintenance of primary components are facilitated.

The working principle is as follows: the looped network metering cabinet applicable to different high voltages comprises the steps that firstly, a front door 2 and a front door 9 are opened through a first metering lock 4, an electromagnetic lock 5 and a second metering lock 11 and are installed inside the metering lock, a U-shaped copper bar 17 can be discharged from a first wall bushing 19, a first electrified sensor 18, a second fuse base 16 and a current transformer 20 are connected through the U-shaped copper bar 17, the current transformer 20 is connected with a second copper bar 21, the second copper bar 21 can be discharged from a second wall bushing 22, the first fuse base 14 and the second fuse base 16 are electrically connected through a fusible core 15, secondly, two groups of voltage transformers 12 are electrically connected through a connecting wire 25, the voltage transformers 12 are electrically connected with the U-shaped copper bar 17 through a first copper bar 13, a first fuse base 14 and the second fuse base 16 in a matched mode, and then, an instrument chamber 26 is arranged in a metering box 1, the secondary elements irrelevant to metering can be independently installed in the instrument room 26, when the metering box 1 and the instrument room 26 have faults, corresponding parts can be quickly found for maintenance by opening the front gate 2, so that the secondary elements in the instrument room 26 can be conveniently overhauled, and the requirement that a power supply department cannot install the elements irrelevant to metering in the metering room 27 is well met; meanwhile, the instrument room 26 and the front gate 2 can be opened simultaneously through the first metering lock 4 and the electromagnetic lock 5, so that a primary component can be conveniently installed and maintained, a worker can monitor the inside of the instrument room 26 in real time through a voltmeter 7 at the front end of the instrument door 6, when a fault occurs, the instrument door 6 outside the instrument room 26 can be opened through a 401 lock 8, so that the inside of the instrument door can be maintained, then the condition in the metering room 27 can be known through the observation window 10, finally, through arranging the electrified display 3 at the front end of the front gate 2, the second electrified sensor 23 is electrically connected with the current transformer 20 through a third copper bar 24, so that the worker can know whether current exists in the metering box 1 or not, so that a warning effect can be achieved, and then through installing the electromagnetic lock 5, when electricity exists in the metering box 1, the current can be transmitted into the electromagnetic lock 5 through the second electrified sensor 23, whether the inside of the metering box 1 is electrified or not can be determined, so that the electromagnetic lock 5 cannot be opened by a worker, the front door 2 cannot be opened by the worker when the inside of the metering box 1 is electrified, and the worker is prevented from mistakenly entering an electrified interval to cause injury to the worker.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a looped netowrk measurement cabinet suitable for different highly compressed, includes batch meter (1) and current transformer (20), its characterized in that: the front end of the metering box (1) is close to a lower edge position and is movably provided with a front gate (2), the front end of the front gate (2) is close to a left edge position and is provided with an electromagnetic lock (5), the front end of the front gate (2) is close to an upper edge position and is provided with an instrument door (6) in a penetrating mode, the front end of the instrument door (6) is close to the upper edge position and is provided with a voltmeter (7), the front end of the instrument door (6) is close to the left edge position and is provided with a 401 lock (8), the front end of the metering box (1) is close to the upper edge position and is movably provided with a front gate (9), the bottom inside the metering box (1) is provided with a voltage transformer (12), the upper end of the voltage transformer (12) is connected with a copper bar (13), the upper end of the copper bar (13) is connected with a fuse base (14), the right side of the metering, and a metering chamber (27) is arranged at the upper edge position on the right side of the metering box (1) close to the front door (9).

2. A looped network measurement cabinet suitable for different high voltages according to claim 1, characterized in that: front gate (2) front end is close to lower limb position department and is provided with electrified display (3), front gate (2) front end is close to left side edge position department and installs measurement lock (4) No. one, front gate (9) front end intermediate position is provided with observation window (10), front gate (9) front end is close to left side edge position department and installs No. two measurement locks (11).

3. A looped network measurement cabinet suitable for different high voltages according to claim 1, characterized in that: fuse base (14) right side is installed fusible core (15), fusible core (15) left side is close to top edge position department and installs No. two fuse bases (16), fuse base (14) are through fusible core (15) and No. two fuse bases (16) electric connection, fuse base (14) are through copper bar (13) and voltage transformer (12) electric connection, connecting wire (25) are installed to voltage transformer (12) upper end, and are two sets of voltage transformer (12) equidistance distributes in batch meter (1) bottom, and are two sets of voltage transformer (12) are through connecting wire (25) electric connection.

4. A looped network measurement cabinet suitable for different high voltages according to claim 3, characterized in that: fuse-base (16) upper end is connected with U type copper bar (17), the inside left side of batch meter (1) is provided with electrified sensor (18) No. one, the inside left side of batch meter (1) is close to top edge position department and runs through and is provided with wall bushing (19) No. one, U type copper bar (17) left side in proper order with wall bushing (19), electrified sensor (18) and No. two fuse-base (16) electric connection.

5. A looped network measurement cabinet suitable for different high voltages according to claim 4, characterized in that: the utility model discloses a fuse protector, including current transformer (20), batch meter (1), current transformer (20) left side is connected with No. two copper bars (21), the inside right side of batch meter (1) runs through and is provided with No. two wall bushing (22), current transformer (20) are through U type copper bar (17) and No. two fuse-bases (16), an electrified sensor (18) and No. one wall bushing (19) electric connection.

6. A looped network measurement cabinet suitable for different high voltages according to claim 1, characterized in that: the utility model discloses a current transformer, including batch meter (1), No. two electrified sensors (23) are located in current transformer (20) below department to the inside left side wall of batch meter (1), the copper line is installed on No. two electrified sensors (23) right sides, batch meter (1) inboard left side wall is provided with No. two electrified sensors (23), No. three copper bar (24) are installed on No. two electrified sensors (23) right sides, current transformer (20) are through No. three copper bar (24) and No. two electrified sensor (23) electric connection, No. two electrified sensor (23) are through copper line and electromagnetic lock (5) electric connection.

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