CN113311378A - Intelligent electric meter comprising electric energy meter detection circuit - Google Patents
Intelligent electric meter comprising electric energy meter detection circuit Download PDFInfo
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- CN113311378A CN113311378A CN202110560308.1A CN202110560308A CN113311378A CN 113311378 A CN113311378 A CN 113311378A CN 202110560308 A CN202110560308 A CN 202110560308A CN 113311378 A CN113311378 A CN 113311378A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
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Abstract
The invention discloses an intelligent ammeter and an electric energy meter detection circuit, and relates to the technical field of intelligent ammeters, the intelligent ammeter comprises a detection circuit and an intelligent ammeter, the intelligent ammeter comprises an intelligent ammeter body, a transverse plate and a blocking cover, an electric clamping groove and a display screen are arranged on the front surface of the intelligent ammeter body, and the detection circuit comprises a storage power supply GB, a circuit breaker QF, a resistor R1, a resistor R2, an ammeter PA, an anode terminal XT1 and a cathode terminal XT 2. According to the intelligent electric meter, whether faults occur or not can be conveniently and rapidly detected and judged, the intelligent electric meter is convenient to mount and dismount through cooperation of the transverse plate, the positioning block, the transverse groove, the transverse rod, the spring, the rear groove, the positioning groove, the clamping groove and the clamping block, the overhauling convenience is improved, and through the detachable design of the positioning block, convenience is brought to maintenance personnel to dismount while the safety of the intelligent electric meter is guaranteed.
Description
Technical Field
The invention relates to the technical field of intelligent electric meters, in particular to an electric energy meter detection circuit and an intelligent electric meter.
Background
The intelligent electric meter is one of basic devices for data acquisition of an intelligent power grid (particularly an intelligent power distribution network), bears the tasks of original electric energy data acquisition, metering and transmission, and is the basis for realizing information integration, analysis optimization and information display. The intelligent electric meter has the functions of bidirectional multi-rate metering, user side control, bidirectional data communication in various data transmission modes, electricity larceny prevention and other intelligent functions in order to adapt to the use of an intelligent power grid and new energy besides the metering function of basic electricity consumption of the traditional electric meter, and is an advanced metering device for collecting, analyzing and managing electric energy information data based on modern communication technology, computer technology and measurement technology. The basic principle of the intelligent electric meter is as follows: the current and the voltage of a user are collected in real time by depending on an A/D converter or a metering chip, analysis and processing are carried out by a CPU (Central processing Unit), calculation of forward and reverse, peak valley or four-quadrant electric energy is realized, and the contents such as electric quantity and the like are further output in the modes of communication, display and the like.
However, for economic purposes and unknown electric facilities, the phenomenon of violence stealing electric facilities such as iron towers, wire rods and smart meters in some areas is very serious, and thieves often detach the equipment from the base by violence detaching the fixing piece, and then sell the facilities, so that the electric shock risk is easily caused, and meanwhile, a great negative effect is brought to the stability of a power grid system. And traditional theftproof structure often only focuses on the theftproof and has neglected the problem of dismantlement, leads to the electric power facility of carrying out the installation through current theftproof structure all can't effectual dismantlement after the installation, and then has brought the puzzlement for follow-up smart electric meter's dismouting migration or maintenance.
Disclosure of Invention
The invention aims to provide an electric energy meter detection circuit and an intelligent electric meter so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an electric energy meter detection circuit and an intelligent electric meter comprise a detection circuit and an intelligent electric meter, wherein the intelligent electric meter comprises an intelligent electric meter body, a transverse plate, a rear cover, a side cover and a blocking cover, an electric card slot and a display screen are arranged on the front surface of the intelligent electric meter body, and the detection circuit comprises a storage power supply GB, a circuit breaker QF, a resistor R1, a resistor R2, an ammeter PA, a positive terminal XT1 and a negative terminal XT 2; transverse grooves (7) are symmetrically formed in the upper portion and the lower portion of two sides of the intelligent electric meter body (1), rear grooves (8) are symmetrically formed in the upper portion and the lower portion of two sides of the rear surface of the intelligent electric meter body (1), a cross rod (5) is arranged inside the transverse grooves (7), one end, located inside the transverse grooves (7), of the cross rod (5) is fixedly connected with a spring (9), a positioning groove (10) is formed in the rear side of the cross rod (5), a clamping groove (12) is formed in one side, away from the outer portion of the transverse grooves (7), of the positioning groove (10), positioning blocks (11) are symmetrically and fixedly connected with two sides of the front surface of the transverse plate (2), and clamping blocks (13) are symmetrically and fixedly connected with two adjacent sides of the positioning blocks (11); the positioning block comprises an internal nut, an external nut and a round-head bolt; the nut and the bolt are made of flexible materials, and the tail part of the bolt can be set to be a 60-degree tangent plane so as to realize connection with the fixture block.
As a further scheme of the invention: the built-in nut is installed on the inner surface of the intelligent electric meter body, the external nut is installed on the outer surface of the intelligent electric meter, the external nut and the built-in nut are sequentially installed on the bolt, and the built-in nut and the external nut can be coupled through threads; the external nut is provided with an oval cavity, the cavity is provided with a rotating block and an unlocking block, the unlocking block and the rotating block are respectively positioned at two long edges of the oval cavity, and the rotating block and the unlocking block are respectively coupled to the cavity through rotating shafts; the rotating block is provided with a bayonet coupled with the bolt thread and an extending part attached to the unlocking block; the unlocking block is provided with an unlocking hole, and when unlocking is needed, the rotating block is driven to rotate through the unlocking hole, so that the bayonet and the bolt are decoupled.
As a still further scheme of the invention: the lower part of wiring groove is the trompil formula, the fender lid sets up in smart electric meter body lower part front side, smart electric meter body and wiring groove and fender lid homogeneous phase adaptation, the slider is in the inside of spout, the slider passes through the damping with the spout and is connected.
As a still further scheme of the invention: the mounting holes are symmetrically formed in the two sides of the transverse plate, and the transverse plate is provided with two transverse plates.
As a still further scheme of the invention: the utility model discloses a smart electric meter, including smart electric meter body, horizontal pole, front surface, back surface, locating piece, the upper and lower symmetry of smart electric meter body both sides is provided with the transverse groove, and the upper and lower symmetry of smart electric meter body rear surface both sides is provided with the back groove, the inside of transverse groove is provided with the horizontal pole, the horizontal pole is in the inside one end fixedly connected with spring of transverse groove, and the rear side of horizontal pole is provided with the constant head tank, the outside one side of transverse groove is kept away from to the constant head tank is provided with the draw-in groove, the front surface both sides symmetry fixedly connected with locating piece of horizontal pole, two the adjacent side symmetry fixedly connected with fixture block of locating piece.
As a still further scheme of the invention: the length of diaphragm is greater than the width of smart electric meter body, two the diaphragm sets up the upper and lower part at smart electric meter body rear side, and diaphragm and smart electric meter body looks adaptation.
As a still further scheme of the invention: the horizontal pole and transverse groove looks adaptation, and horizontal pole and transverse groove sliding connection, the one end of horizontal pole is in the outside of transverse groove, and the other end of horizontal pole and transverse groove keep away from the inner wall of opening part and pass through spring coupling, the locating piece is in the inside of back groove, and locating piece and back groove looks adaptation, the front end of locating piece is in the inside of constant head tank, and locating piece and constant head tank looks adaptation, the draw-in groove is in the inside of fixture block, and draw-in groove and fixture block looks adaptation.
As a still further scheme of the invention: the rated voltage of the storage power supply GB is 20V, the resistance values of the resistor R1 and the resistor R2 are both 20 omega, and the measuring range of the ammeter PA is 0-1A.
As a still further scheme of the invention: the storage power supply GB and the breaker QF are connected in series to form a first circuit, the resistor R1 and the ammeter PA are connected in series to form a second circuit, the resistor R2, the positive terminal XT1 and the negative terminal XT2 are connected in series to form a third circuit, the second circuit and the third circuit are connected in parallel to form a fourth circuit, and the first circuit and the fourth circuit are connected in series.
As a still further scheme of the invention: the detection circuit is used for detecting whether the intelligent ammeter has faults or not.
Compared with the prior art, the invention has the beneficial effects that: through the matched use of the transverse plate, the positioning block, the transverse groove, the transverse rod, the spring, the rear groove, the positioning groove, the clamping groove and the clamping block, the intelligent electric meter is convenient to mount and dismount, the time for dismounting in the overhauling process is reduced, the overhauling convenience is improved, meanwhile, the intelligent electric meter is tightly connected with a wall body through the coupling between the built-in nut and the external nut of the positioning block, and on the basis, the rotating block of the positioning block is provided with the bayonet coupled with the bolt thread and the extending part attached with the unlocking block; the unlocking block is provided with an unlocking hole, when unlocking is needed, the unlocking hole is connected through specific unlocking equipment to drive the rotating block to rotate, so that the bayonet and the bolt are decoupled, and the ammeter is convenient to disassemble and move by subsequent maintenance personnel while the safety of the intelligent ammeter is ensured; simultaneously, through setting the nut and the bolt to flexible material, the pliability of locating piece has been promoted in can effectual promotion, has promoted the efficiency that the fixture block passes through, has set up the tangent plane of certain angle between locating piece and fixture block, has further been convenient for pass through of fixture block, has reduced the construction degree of difficulty, has reduced the loss between fixture block and the locating piece.
Drawings
Fig. 1 is a schematic structural diagram of an electric energy meter detection circuit and an intelligent electric meter.
Fig. 2 is a section view of an electric energy meter detection circuit and a top view of a smart electric meter body and a transverse plate in the smart electric meter.
Fig. 3 is a schematic structural diagram of an electric energy meter detection circuit and an amplification of a in an intelligent electric meter.
Fig. 4 is a schematic diagram of a part of structure of an electric energy meter detection circuit and an opening of a connection groove at the lower side of an intelligent electric meter body in an intelligent electric meter.
Fig. 5 is a circuit diagram of an electric energy meter detection circuit and a detection circuit in a smart meter.
Fig. 6 is an enlarged schematic structural view of the positioning block.
Fig. 7 is a partially enlarged view of the positioning block.
The labels in the figure are: 1. the intelligent ammeter comprises an intelligent ammeter body; 2. a transverse plate; 3. mounting holes; 4. an electrical card slot; 5. a cross bar; 6. a blocking cover; 7. a transverse groove; 8. a rear groove; 9. a spring; 10. positioning a groove; 11. positioning blocks; 12. a card slot; 13. a clamping block; 14. a wiring slot; 15. a binding post; 16. a chute; 17. a slider; 18. a card slot; 19. a bolt; 20. a nut is arranged inside; 21. an external nut; 22. a round head; 23. unlocking the block; 24. an elliptical void; 25. and (6) rotating the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Several embodiments of the invention are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Referring to fig. 1 to 3, in some embodiments of the invention, an electric energy meter detection circuit and a smart meter comprise a detection circuit and a smart meter, wherein the detection circuit is used for detecting whether the smart meter fails, the smart meter comprises a smart meter body 1, a transverse plate 2 and a blocking cover 6, an electric card slot 4 and a display screen are arranged on the front surface of the smart meter body 1, two mounting holes 3 are symmetrically arranged on two sides of the transverse plate 2, two transverse plates 2 are arranged, the length of the transverse plate 2 is greater than the width of the smart meter body 1, the two transverse plates 2 are arranged on the upper and lower parts of the rear side of the smart meter body 1, the transverse plate 2 is matched with the smart meter body 1, so that the mounting between the smart meter body 1 and the transverse plates 2 is convenient, transverse grooves 7 are symmetrically arranged on the upper and lower parts of two sides of the smart meter body 1, and rear grooves 8 are symmetrically arranged on the upper and lower parts of two sides of the rear surface of the smart meter body 1, the inside of transverse groove 7 is provided with horizontal pole 5, and horizontal pole 5 is in the inside one end fixedly connected with spring 9 of transverse groove 7, and the rear side of horizontal pole 5 is provided with constant head tank 10, and constant head tank 10 is kept away from one side of transverse groove 7 outside and is provided with draw-in groove 12, the preceding surface bilateral symmetry fixedly connected with locating piece 11 of diaphragm 2, the adjacent lateral symmetry fixedly connected with fixture block 13 of two locating pieces 11. As shown in fig. 6, the positioning block includes an internal nut, an external nut, and a round-head bolt; the nut and the bolt are made of flexible materials, the tail part of the bolt can be set to be a 60-degree tangent plane, through the tangent plane, the resistance of the clamping block when the clamping block passes through the bolt can be reduced, the positioning block can be more smoothly pushed open in the inserting process of the clamping block, then the positioning block is clamped, the connection of the positioning block and the clamping block is completed, and the nut and the bolt made of the flexible materials can improve the flexibility of the nut and the bolt while ensuring the functions so as to facilitate the movement between the clamping block and the bolt; horizontal pole 5 and transverse groove 7 looks adaptation, and horizontal pole 5 and transverse groove 7 sliding connection, the one end of horizontal pole 5 is in the outside of transverse groove 7, and the other end of horizontal pole 5 and transverse groove 7 keep away from the inner wall of opening part and pass through spring 9 and be connected, locating piece 11 is in the inside of back groove 8, and locating piece 11 and back groove 8 looks adaptation, the front end of locating piece 11 is in the inside of constant head tank 10, and locating piece 11 and constant head tank 10 looks adaptation, fixture block 13 is in the inside of draw-in groove 12, and draw-in groove 12 and fixture block 13 looks adaptation.
By applying a force to the inside of the transverse groove 7 to each transverse rod 5, the transverse rods 5 extrude the springs 9 and then move into the transverse groove 7, and at the moment, the fixture blocks 13 move out of the clamping grooves 14 and are located inside the positioning grooves 10, so that the limiting force between the transverse rods 5 and the positioning blocks 11 can be relieved, the connection between the intelligent electric meter body 1 and the transverse plate 2 can be conveniently relieved, and the intelligent electric meter body 1 can be conveniently mounted and dismounted; as shown in fig. 7, the internal nut is installed on the inner surface of the smart meter body, the external nut is installed on the outer surface of the smart meter, the external nut and the internal nut are sequentially installed on the bolt, and the internal nut and the external nut can be coupled through threads; the external nut is provided with an oval cavity, the cavity is provided with a rotating block and an unlocking block, the unlocking block and the rotating block are respectively positioned at two long edges of the oval cavity, and the rotating block and the unlocking block are respectively coupled to the cavity through rotating shafts; the rotating block is provided with a bayonet coupled with the bolt thread and an extending part attached to the unlocking block; the unlocking block is provided with an unlocking hole, and when unlocking is needed, the rotating block is driven to rotate through the unlocking hole, so that the bayonet and the bolt are decoupled; the unlocking hole is provided with a specific pattern, so that the bolt can be prevented from being detached from the equipment by a common tool, and the equipment can be effectively prevented from being stolen; meanwhile, the locking function is achieved, and bolt looseness is avoided.
Referring to fig. 1 and 4, in some embodiments of the present invention, a wiring groove 14 is formed on a lower side of a front surface of a smart meter body 1, a terminal 15 is fixedly installed inside the wiring groove 14, sliding grooves 16 are symmetrically formed on lower portions of two sides of the smart meter body 1, sliding blocks 17 are fixedly connected to inner walls of two sides of a blocking cover 6, a lower portion of the wiring groove 14 is in an open hole type, the blocking cover 6 is arranged on a front side of a lower portion of the smart meter body 1, the smart meter body 1 and the wiring groove 14 are adapted to the blocking cover 6, the sliding blocks 17 are located inside the sliding grooves 16, and the sliding blocks 17 are connected to the sliding grooves 16 through damping.
Through pulling the stop cover 6 downwards, the sliding block 17 moves downwards in the sliding groove 16, the wiring groove 14 is opened at the moment, the wire inlet end and the wire outlet end of the mains supply are inserted into the wiring groove 14 from the bottom of the wiring groove 14 and are in electric connection with the wiring terminal 15, then an upward force is applied to the stop cover 6, the stop cover 6 is limited to move downwards through the sliding block 17 and the sliding groove 16 which are connected in a damping mode, the wiring groove 14 can be closed, the protection effect on the wire inlet end is increased, and electric shock is prevented.
Referring to fig. 5, in some embodiments of the present invention, the detection circuit includes a storage power supply GB, a circuit breaker QF, a resistor R1, a resistor R2, an ammeter PA, a positive terminal XT1, and a negative terminal XT2, a rated voltage of the storage power supply GB is 20V, resistances of the resistor R1 and the resistor R2 are both 20 Ω, a range of the ammeter PA is 0-1A, the storage power supply GB is connected in series with the circuit breaker QF to form a circuit one, the resistor R1 is connected in series with the ammeter PA to form a circuit two, the resistor R2, the positive terminal XT1 and the negative terminal XT2 are connected in series to form a circuit three, the circuit two and the circuit three are connected in parallel to form a circuit four, and the circuit one and the circuit four are connected in series.
Through with positive terminal XT1 and negative terminal XT2 respectively with terminal 15's inlet wire end and outlet terminal electric connection, close circuit breaker QF this moment, through judging whether ammeter PA has the electric current to flow through, can prove whether this smart electric meter breaks down, conveniently detect the judgement to whether this smart electric meter breaks down.
Meanwhile, a lock module is installed on the blocking cover and comprises a control chip and a power supply module; the control chip comprises a wireless communication module; the upper surface of the blocking cover is provided with an unlocking module and a voiceprint recognition module, and the control chip receives voiceprint control signals through the wireless communication module and controls the unlocking module to unlock. When the blocking cover needs to be opened, a worker can send specific voiceprint information, the voiceprint identification module sends the voiceprint information to the central server for verification through the wireless communication module after receiving the specific voiceprint information, and the blocking cover is allowed to be opened to contact the intelligent electric meter body only when the verification is passed. The specific voiceprint information comprises a speech, a piece of music, specific musical notes or specific sound effects played by the mobile phone and the like. Based on this, can effectively prevent that the ammeter is stolen, promote the security of ammeter.
The working principle of the invention is as follows: through the mounting hole 3 formed in the transverse plate 2, the transverse plate 2 and the intelligent electric meter body 1 can be fixed at a required position, a force applied to the inside of the transverse groove 7 is applied to each transverse rod 5, the transverse rods 5 extrude the spring 9 and then move towards the inside of the transverse groove 7, at the moment, the fixture block 13 moves out of the clamping groove 14 and is positioned inside the positioning groove 10, the limiting force between the transverse rods 5 and the positioning block 11 can be relieved, at the moment, the intelligent electric meter body 1 moves forwards, the positioning block 11 can be moved out of the positioning groove 10 and the rear groove 8, the connection between the intelligent electric meter body 1 and the transverse plate 2 can be relieved, the intelligent electric meter body 1 is convenient to mount and dismount, and the use convenience is improved; the blocking cover 6 is pulled downwards, the sliding block 17 moves downwards in the sliding groove 16, the wiring groove 14 is opened at the moment, the wire inlet end and the wire outlet end of the commercial power are inserted into the wiring groove 14 from the bottom of the wiring groove 14 and are in electric wire connection with the wiring terminal 15, then an upward force is applied to the blocking cover 6, the wiring groove 14 is closed, the protection effect on the wiring terminal is increased, and electric shock is prevented; the positive terminal XT1 and the negative terminal XT2 are electrically connected with the wire inlet end and the wire outlet end of the binding post 15 respectively, the breaker QF is closed at the moment, if the current of the ammeter PA flows, the intelligent ammeter can be proved not to have a fault, if the ammeter PA does not have the current, the intelligent ammeter can be proved to have a fault, and whether the intelligent ammeter has a fault or not can be conveniently detected and judged.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a smart electric meter, includes electric energy meter detection circuitry which characterized in that: the intelligent electric meter comprises an intelligent electric meter body, a transverse plate, a rear cover, a side cover and a blocking cover, wherein the electric card slot and a display screen are arranged on the front surface of the intelligent electric meter body, and the detection circuit comprises a storage power supply GB, a circuit breaker QF, a resistor R1, a resistor R2, an ammeter PA, a positive terminal XT1 and a negative terminal XT 2; transverse grooves (7) are symmetrically formed in the upper portion and the lower portion of two sides of the intelligent electric meter body (1), rear grooves (8) are symmetrically formed in the upper portion and the lower portion of two sides of the rear surface of the intelligent electric meter body (1), a cross rod (5) is arranged inside the transverse grooves (7), one end, located inside the transverse grooves (7), of the cross rod (5) is fixedly connected with a spring (9), a positioning groove (10) is formed in the rear side of the cross rod (5), a clamping groove (12) is formed in one side, away from the outer portion of the transverse grooves (7), of the positioning groove (10), positioning blocks (11) are symmetrically and fixedly connected with two sides of the front surface of the transverse plate (2), and clamping blocks (13) are symmetrically and fixedly connected with two adjacent sides of the positioning blocks (11); the positioning block comprises an internal nut, an external nut and a round-head bolt; the nut and the bolt are made of flexible materials, and the tail part of the bolt can be set to be a 60-degree tangent plane so as to realize connection with the fixture block.
2. A smart meter as claimed in claim 1, wherein: the built-in nut is installed on the inner surface of the intelligent electric meter body, the external nut is installed on the outer surface of the intelligent electric meter, the external nut and the built-in nut are sequentially installed on the bolt, and the built-in nut and the external nut can be coupled through threads; the external nut is provided with an oval cavity, the cavity is provided with a rotating block and an unlocking block, the unlocking block and the rotating block are respectively positioned at two long edges of the oval cavity, and the rotating block and the unlocking block are respectively coupled to the cavity through rotating shafts; the rotating block is provided with a bayonet coupled with the bolt thread and an extending part attached to the unlocking block; the unlocking block is provided with an unlocking hole, and when unlocking is needed, the rotating block is driven to rotate through the unlocking hole, so that the bayonet and the bolt are decoupled.
3. A smart meter as claimed in claim 1, wherein: the lower part of wiring groove (14) is the trompil formula, keep off lid (6) and set up in smart electric meter body (1) lower part front side, smart electric meter body (1) and wiring groove (14) and keep off lid (6) homogeneous phase adaptation, slider (17) are in the inside of spout (16), slider (17) are connected through the damping with spout (16).
4. A smart meter as claimed in claim 1, wherein: the mounting holes (3) are symmetrically formed in the two sides of the transverse plate (2), and the number of the transverse plate (2) is two.
5. A smart meter as claimed in claim 1, wherein: the downside of smart electric meter body (1) front surface is provided with wiring groove (14), the inside fixed mounting of wiring groove (14) has terminal (15), the lower part symmetry of smart electric meter body (1) both sides is provided with spout (16), keep off both sides inner wall fixedly connected with slider (17) of lid (6).
6. A smart meter as claimed in claim 1, wherein: the length of diaphragm (2) is greater than the width of smart electric meter body (1), two diaphragm (2) sets up the upper and lower part in smart electric meter body (1) rear side, and diaphragm (2) and smart electric meter body (1) looks adaptation.
7. The smart meter of claim 5, wherein: horizontal pole (5) and transverse groove (7) looks adaptation, and horizontal pole (5) and transverse groove (7) sliding connection, the one end of horizontal pole (5) is in the outside of transverse groove (7), and the inner wall that the opening part was kept away from in the other end of horizontal pole (5) and transverse groove (7) passes through spring (9) and is connected, locating piece (11) are in the inside of back groove (8), and locating piece (11) and back groove (8) looks adaptation, the front end of locating piece (11) is in the inside of constant head tank (10), and locating piece (11) and constant head tank (10) looks adaptation, draw-in groove (12) are in the inside of fixture block (13), and draw-in groove (12) and fixture block (13) looks adaptation.
8. A smart meter as claimed in claim 1, wherein: the rated voltage of the storage power supply GB is 20V, the resistance values of the resistor R1 and the resistor R2 are both 20 omega, and the measuring range of the ammeter PA is 0-1A.
9. A smart meter as claimed in claim 1, wherein: the storage power supply GB and the breaker QF are connected in series to form a first circuit, the resistor R1 and the ammeter PA are connected in series to form a second circuit, the resistor R2, the positive terminal XT1 and the negative terminal XT2 are connected in series to form a third circuit, the second circuit and the third circuit are connected in parallel to form a fourth circuit, and the first circuit and the fourth circuit are connected in series.
10. A smart meter as claimed in claim 1, wherein: the detection circuit is used for detecting whether the intelligent ammeter has faults or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110560308.1A CN113311378B (en) | 2021-05-21 | 2021-05-21 | Intelligent electric meter comprising electric energy meter detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110560308.1A CN113311378B (en) | 2021-05-21 | 2021-05-21 | Intelligent electric meter comprising electric energy meter detection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113311378A true CN113311378A (en) | 2021-08-27 |
| CN113311378B CN113311378B (en) | 2021-12-03 |
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